/* roulang page: index */
:root{
  --brand-900:#0E2444;
  --brand-700:#1B3F73;
  --brand-500:#3A6DB5;
  --accent-500:#E9A93C;
  --accent-100:#FDF3E2;
  --ink-900:#101B2C;
  --ink-600:#4A5B72;
  --ink-400:#8A99AD;
  --line:#E3E9F2;
  --bg:#F6F9FD;
  --surface:#FFFFFF;
  --radius-card:16px;
  --radius-img:12px;
  --radius-btn:12px;
  --shadow-rest:0 1px 2px rgba(16,27,44,.04), 0 8px 24px -12px rgba(16,27,44,.12);
  --shadow-hover:0 16px 32px -16px rgba(16,27,44,.18);
  --gap-section:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink-600);
  font-size:16px;
  line-height:1.75;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-.01em;line-height:1.3;}
h1{font-size:42px;font-weight:800;line-height:1.25;}
h2{font-size:29px;font-weight:700;}
h3{font-size:21px;font-weight:700;}
p{margin:0;}
a{color:var(--brand-500);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;}
img{display:block;max-width:100%;height:auto;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input{font:inherit;}
button{cursor:pointer;background:none;border:none;}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(58,109,181,.18);}

/* 容器與區塊節奏 */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:var(--gap-section) 0;}
.section--tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head__text{max-width:660px;}
.section-head h2{margin-bottom:10px;}
.section-head p{font-size:15px;color:var(--ink-600);}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--brand-500);text-transform:uppercase;margin-bottom:14px;}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--accent-500);}

/* 徽章與標籤 */
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 12px;border-radius:999px;background:var(--accent-100);color:var(--brand-700);font-size:12px;font-weight:600;letter-spacing:.02em;white-space:nowrap;}
.badge--plain{background:#EEF4FD;color:var(--brand-500);}
.chip{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:14px;font-weight:500;color:var(--ink-600);transition:.2s;white-space:nowrap;}
.chip:hover{border-color:var(--accent-500);color:var(--brand-700);text-decoration:none;}
.chip--active{background:var(--brand-700);border-color:var(--brand-700);color:#fff;}
.chip--active:hover{color:#fff;border-color:var(--brand-900);background:var(--brand-900);}

/* 按鈕 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-btn);font-weight:600;font-size:15px;padding:13px 26px;border:1px solid transparent;white-space:nowrap;transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;}
.btn-primary{background:var(--brand-700);color:#fff;box-shadow:0 10px 22px -14px rgba(27,63,115,.8);}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);text-decoration:none;box-shadow:0 16px 28px -16px rgba(14,36,68,.75);}
.btn-primary:active{transform:none;box-shadow:none;}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-700);}
.btn-ghost:hover{background:#EEF4FD;color:var(--brand-900);text-decoration:none;}
.btn-sm{padding:9px 18px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--brand-500);}
.link-arrow svg{transition:transform .2s ease;}
.link-arrow:hover{color:var(--brand-700);text-decoration:none;}
.link-arrow:hover svg{transform:translateX(4px);}

/* Header */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s ease;}
.site-header.is-scrolled{box-shadow:0 10px 30px -24px rgba(16,27,44,.8);}
.header-inner{display:flex;align-items:center;gap:18px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink-900);}
.brand:hover{text-decoration:none;color:var(--ink-900);}
.brand-icon{width:30px;height:30px;flex:0 0 auto;color:var(--brand-700);}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:18px;font-weight:800;color:var(--brand-900);letter-spacing:.03em;}
.brand-sub{font-size:11px;font-weight:600;color:var(--brand-500);letter-spacing:.08em;margin-top:2px;}
.main-nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;justify-content:center;min-width:0;}
.nav-link{position:relative;display:inline-block;padding:10px 8px;font-size:14px;font-weight:500;color:var(--ink-600);white-space:nowrap;border-radius:8px;transition:.2s;}
.nav-link:hover{color:var(--brand-700);background:#F2F6FC;text-decoration:none;}
.nav-link.is-active{color:var(--brand-700);font-weight:700;}
.nav-link.is-active::after{content:"";position:absolute;left:8px;right:8px;bottom:3px;height:2px;border-radius:2px;background:var(--brand-700);}
.header-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{position:relative;display:flex;align-items:center;}
.search-box input{width:180px;height:40px;border-radius:999px;border:1px solid transparent;background:#F2F6FC;padding:0 16px 0 38px;font-size:14px;color:var(--ink-900);transition:.2s;}
.search-box input::placeholder{color:var(--ink-400);}
.search-box input:focus{background:#fff;border-color:var(--brand-500);outline:none;box-shadow:0 0 0 3px rgba(58,109,181,.16);}
.search-box svg{position:absolute;left:13px;width:16px;height:16px;color:var(--ink-400);pointer-events:none;}
.menu-toggle{display:none;width:42px;height:42px;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--line);color:var(--brand-700);background:#fff;}
.menu-toggle:hover{background:#F2F6FC;}

/* 行動抽屜 */
.drawer{position:fixed;inset:0;z-index:90;display:none;}
.drawer.is-open{display:block;}
.drawer__mask{position:absolute;inset:0;background:rgba(14,36,68,.45);}
.drawer__panel{position:absolute;top:0;right:0;bottom:0;width:min(86vw,340px);background:#fff;padding:22px;display:flex;flex-direction:column;gap:18px;overflow-y:auto;box-shadow:-18px 0 40px -24px rgba(16,27,44,.6);animation:slideIn .22s ease;}
@keyframes slideIn{from{transform:translateX(24px);opacity:.5}to{transform:translateX(0);opacity:1}}
.drawer__top{display:flex;align-items:center;justify-content:space-between;}
.drawer__close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--brand-700);}
.drawer__nav{display:flex;flex-direction:column;border-top:1px solid var(--line);}
.drawer__nav a{padding:13px 4px;border-bottom:1px solid var(--line);font-size:15px;font-weight:500;color:var(--ink-600);}
.drawer__nav a:hover{color:var(--brand-700);text-decoration:none;background:#F6F9FD;}
.drawer__nav a.is-active{color:var(--brand-700);font-weight:700;}

/* Hero */
.hero{position:relative;min-height:78vh;display:flex;align-items:center;overflow:hidden;background-image:url('/assets/images/backpic/back-1.jpg');background-size:cover;background-position:center right;}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.93) 40%,rgba(246,249,253,.62) 68%,rgba(246,249,253,.24) 100%);}
.hero-inner{position:relative;z-index:2;width:100%;padding:84px 0;}
.hero-content{max-width:660px;}
.hero h1{margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--brand-700);}
.hero-sub{font-size:18px;line-height:1.7;color:var(--ink-600);max-width:36ch;margin-bottom:32px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px;}
.hero-stats{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:14px;color:var(--ink-600);}
.hero-stats span{display:inline-flex;align-items:center;gap:7px;}
.hero-stats span+span::before{content:"";width:1px;height:14px;background:#C9D6E8;margin-right:6px;}
.hero-stats b{color:var(--brand-700);font-weight:700;}

/* 品牌主張條 */
.promise-bar{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-rest);display:grid;grid-template-columns:repeat(3,1fr);padding:0;overflow:hidden;}
.promise-item{padding:26px 28px;display:flex;gap:14px;align-items:flex-start;}
.promise-item+.promise-item{border-left:1px solid var(--line);}
.promise-item svg{width:22px;height:22px;flex:0 0 auto;color:var(--brand-500);margin-top:2px;}
.promise-item h3{font-size:15px;font-weight:700;margin-bottom:4px;color:var(--ink-900);}
.promise-item p{font-size:14px;line-height:1.65;color:var(--ink-600);}

/* 故事兩欄 */
.story-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;}
.story-media{position:relative;}
.story-media img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:var(--radius-card);box-shadow:var(--shadow-rest);}
.story-media .float-badge{position:absolute;top:16px;right:16px;background:#fff;border-radius:12px;padding:10px 14px;box-shadow:var(--shadow-rest);font-size:12px;font-weight:700;color:var(--brand-700);display:flex;align-items:center;gap:8px;}
.story-media .float-badge i{width:8px;height:8px;border-radius:50%;background:var(--accent-500);display:block;}
.story-text h2{margin-bottom:18px;}
.story-text p+p{margin-top:16px;}
.story-list{margin:28px 0 26px;display:flex;flex-direction:column;gap:16px;}
.story-list li{display:flex;gap:14px;align-items:flex-start;}
.story-list .num{flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--accent-100);color:var(--brand-700);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:3px;}
.story-list h4{font-size:16px;font-weight:700;color:var(--ink-900);margin-bottom:3px;}
.story-list p{font-size:14px;line-height:1.65;}

/* 精選卡片 */
.feature-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-rest);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;display:flex;flex-direction:column;}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CFDCEC;}
.card__media{position:relative;overflow:hidden;background:#E9EFF8;}
.card__media img{width:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .card__media img{transform:scale(1.03);}
.card__body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.card__title{font-size:18px;font-weight:700;color:var(--ink-900);line-height:1.45;}
.card__desc{font-size:14px;line-height:1.7;color:var(--ink-600);}
.card__meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-400);margin-top:auto;}
.card--large{grid-column:span 6;}
.card--large .card__media img{aspect-ratio:16/9;}
.card--large .card__title{font-size:22px;}
.card--small{grid-column:span 3;}
.card--small .card__media img{aspect-ratio:4/3;}
.card--small .card__body{padding:18px;}
.card--small .card__title{font-size:16px;}
.card--small .card__desc{font-size:13.5px;}

.pick-strip{margin-top:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-rest);display:grid;grid-template-columns:repeat(4,1fr);}
.pick-strip a{display:flex;align-items:center;gap:12px;padding:18px 22px;font-size:14.5px;font-weight:600;color:var(--ink-900);transition:.2s;}
.pick-strip a+a{border-left:1px solid var(--line);}
.pick-strip a:hover{background:#F6F9FD;color:var(--brand-700);text-decoration:none;}
.pick-strip .dot{width:6px;height:6px;border-radius:50%;background:var(--accent-500);flex:0 0 auto;}

/* CMS 最新資訊列表 */
.news-list{display:flex;flex-direction:column;gap:16px;}
.news-item{display:flex;gap:22px;align-items:stretch;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-rest);padding:16px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.news-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CFDCEC;text-decoration:none;}
.news-item__thumb{flex:0 0 auto;width:200px;height:120px;border-radius:var(--radius-img);overflow:hidden;background:#E9EFF8;}
.news-item__thumb img{width:100%;height:100%;object-fit:cover;}
.news-item__body{display:flex;flex-direction:column;gap:8px;min-width:0;flex:1 1 auto;justify-content:center;}
.news-item__title{font-size:18px;font-weight:700;color:var(--ink-900);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-item:hover .news-item__title{color:var(--brand-700);}
.news-item__desc{font-size:14px;line-height:1.7;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-item__meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-400);}
.news-item__arrow{flex:0 0 auto;display:flex;align-items:center;color:var(--brand-500);padding-left:6px;transition:transform .2s ease;}
.news-item:hover .news-item__arrow{transform:translateX(4px);}
.empty-state{border:1px dashed var(--line);border-radius:var(--radius-card);background:#fff;padding:48px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px;}
.empty-state svg{width:32px;height:32px;color:var(--ink-400);}
.empty-state p{font-size:15px;color:var(--ink-600);}
.empty-state .empty-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-top:6px;}

/* 分類導覽 */
.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.cat-card{display:flex;gap:16px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-rest);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;color:inherit;}
.cat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--accent-500);text-decoration:none;}
.cat-card__num{flex:0 0 auto;width:38px;height:38px;border-radius:10px;background:#EEF4FD;color:var(--brand-700);font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center;}
.cat-card__body h3{font-size:17px;margin-bottom:6px;color:var(--ink-900);}
.cat-card__body p{font-size:14px;line-height:1.7;color:var(--ink-600);}
.cat-card__go{margin-left:auto;color:var(--brand-500);display:flex;align-items:center;padding-top:6px;transition:transform .2s ease;}
.cat-card:hover .cat-card__go{transform:translateX(4px);color:var(--brand-700);}
.cat-card--wide{grid-column:span 2;align-items:center;background:linear-gradient(90deg,#FFFFFF 0%,#F4F8FE 100%);}
.cat-card--wide .cat-card__body h3{font-size:19px;}

/* 信任背書 */
.trust-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start;}
.trust-nums{display:grid;grid-template-columns:repeat(3,1fr);gap:28px 24px;}
.trust-num b{display:block;font-size:30px;font-weight:800;color:var(--brand-700);line-height:1.2;letter-spacing:-.02em;}
.trust-num span{display:block;font-size:13.5px;color:var(--ink-400);margin-top:6px;line-height:1.6;}
.partner-row{margin-top:44px;padding-top:26px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;gap:14px;}
.partner-row .plabel{font-size:13px;color:var(--ink-400);letter-spacing:.06em;}
.partner-row .plogo{font-size:14px;font-weight:600;color:#9AA9BC;padding:8px 16px;border:1px solid var(--line);border-radius:8px;background:#fff;}

/* FAQ */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease;}
.faq-item.is-open{border-color:#C7D6EA;}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 22px;font-size:16px;font-weight:600;color:var(--ink-900);text-align:left;}
.faq-q:hover{color:var(--brand-700);}
.faq-icon{flex:0 0 auto;width:22px;height:22px;display:flex;align-items:center;justify-content:center;color:var(--brand-500);transition:transform .2s ease;}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-a{display:none;padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--ink-600);}
.faq-item.is-open .faq-a{display:block;animation:fadeIn .2s ease;}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}

/* CTA 帶 */
.cta-band{background:var(--brand-900);border-radius:20px;padding:56px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;color:#fff;}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:#C7D6EA;font-size:15px;line-height:1.8;}
.subscribe-form{display:flex;gap:12px;align-items:flex-start;}
.subscribe-form .field{flex:1 1 auto;min-width:0;}
.subscribe-form input{width:100%;height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.96);padding:0 16px;font-size:15px;color:var(--ink-900);transition:.2s;}
.subscribe-form input::placeholder{color:var(--ink-400);}
.subscribe-form input:focus{outline:none;border-color:var(--accent-500);box-shadow:0 0 0 3px rgba(233,169,60,.35);}
.subscribe-form input.is-error{border-color:#E05A5A;box-shadow:0 0 0 3px rgba(224,90,90,.25);}
.form-msg{font-size:13px;color:#F3B7B7;margin-top:8px;min-height:18px;display:block;}
.form-msg.is-ok{color:#A8D8B9;}
.subscribe-form .btn-primary{background:var(--accent-500);color:#231607;box-shadow:none;}
.subscribe-form .btn-primary:hover{background:#F0BA5A;color:#231607;box-shadow:none;}
.cta-note{font-size:12.5px;color:#8FA6C4;margin-top:14px;}

/* 頁腳 */
.site-footer{background:var(--brand-900);color:#C7D6EA;margin-top:var(--gap-section);}
.footer-top{padding:64px 0 44px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:#9FB6D4;}
.footer-brand .brand-icon{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.85;color:#A9BFD9;margin-top:16px;max-width:34ch;}
.social-row{display:flex;gap:10px;margin-top:20px;}
.social-row span{width:34px;height:34px;border-radius:10px;border:1px solid rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;color:#A9BFD9;transition:.2s;}
.social-row span:hover{border-color:var(--accent-500);color:#fff;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-col a,.footer-col li{display:block;font-size:14px;line-height:1.9;color:#C7D6EA;margin-bottom:8px;}
.footer-col a:hover{color:#fff;text-decoration:none;}
.footer-contact li{font-size:14px;line-height:1.85;color:#A9BFD9;margin-bottom:10px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#8FA6C4;}
.footer-bottom a{color:#8FA6C4;}
.footer-bottom a:hover{color:#fff;}

/* 響應式 */
@media (max-width:1279px){
  .main-nav .nav-link:nth-child(n+7){display:none;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .search-box{display:none;}
  .menu-toggle{display:flex;}
  h1{font-size:34px;}
  h2{font-size:25px;}
  .hero{min-height:68vh;}
  .hero-inner{padding:64px 0;}
  .hero-sub{font-size:16.5px;}
  .promise-bar{grid-template-columns:1fr;}
  .promise-item+.promise-item{border-left:none;border-top:1px solid var(--line);}
  .story-grid,.trust-grid{grid-template-columns:1fr;gap:36px;}
  .story-media img{aspect-ratio:16/9;}
  .card--large{grid-column:span 12;}
  .card--large .card__media img{aspect-ratio:16/9;}
  .card--small{grid-column:span 6;}
  .pick-strip{grid-template-columns:repeat(2,1fr);}
  .pick-strip a:nth-child(3){border-left:none;border-top:1px solid var(--line);}
  .pick-strip a:nth-child(4){border-top:1px solid var(--line);}
  .cat-grid{grid-template-columns:1fr;}
  .cat-card--wide{grid-column:span 1;}
  .cta-band{grid-template-columns:1fr;padding:40px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:64px 0;}
  .section--tight{padding:48px 0;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  .header-inner{height:60px;}
  .brand-name{font-size:16px;}
  .brand-sub{font-size:10px;}
  .brand-icon{width:26px;height:26px;}
  .hero{min-height:68vh;}
  .hero-inner{padding:48px 0;}
  .hero-actions .btn{flex:1 1 auto;}
  .hero-stats{flex-direction:column;align-items:flex-start;gap:8px;}
  .hero-stats span+span::before{display:none;}
  .card--small{grid-column:span 12;}
  .pick-strip{grid-template-columns:1fr;}
  .pick-strip a+a{border-left:none;border-top:1px solid var(--line);}
  .news-item{flex-direction:column;gap:14px;}
  .news-item__thumb{width:100%;height:180px;}
  .news-item__arrow{display:none;}
  .trust-nums{grid-template-columns:repeat(2,1fr);}
  .subscribe-form{flex-direction:column;}
  .subscribe-form .btn-primary{width:100%;}
  .cta-band{padding:28px;border-radius:16px;}
  .footer-top{grid-template-columns:1fr;gap:28px;padding:44px 0 32px;}
  .section{padding:40px 0;}
  .section--tight{padding:40px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px;}
  .site-footer{margin-top:40px;}
}

/* roulang page: article */
:root{
  --brand-900:#0E2444;
  --brand-700:#1B3F73;
  --brand-500:#3A6DB5;
  --accent-500:#E9A93C;
  --accent-100:#FDF3E2;
  --ink-900:#101B2C;
  --ink-600:#4A5B72;
  --ink-400:#8A99AD;
  --line:#E3E9F2;
  --bg:#F6F9FD;
  --surface:#FFFFFF;
  --radius-card:16px;
  --radius-img:12px;
  --radius-btn:12px;
  --shadow-sm:0 1px 2px rgba(16,27,44,.04), 0 8px 24px -12px rgba(16,27,44,.12);
  --shadow-md:0 16px 32px -16px rgba(16,27,44,.18);
  --ease:200ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
.site-body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-600);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-500);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-700)}
button{font-family:inherit}
input,button,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section-tight{padding:48px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-title{font-size:28px;line-height:1.3;font-weight:700;color:var(--ink-900);margin:0;letter-spacing:-0.01em}
.section-title::before{content:"";display:inline-block;width:4px;height:22px;background:var(--accent-500);border-radius:2px;margin-right:12px;vertical-align:-3px}
.section-desc{font-size:15px;color:var(--ink-400);margin:8px 0 0}

/* 導覽 */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px -18px rgba(16,27,44,.35)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-icon{width:30px;height:30px;color:var(--brand-700);flex-shrink:0}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:17px;font-weight:800;color:var(--brand-900);letter-spacing:-0.01em}
.brand-sub{font-size:12px;font-weight:500;color:var(--brand-500);letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:16px;flex:1;overflow-x:auto;scrollbar-width:none}
.main-nav::-webkit-scrollbar{display:none}
.nav-link{
  position:relative;flex-shrink:0;font-size:14px;font-weight:500;color:var(--ink-600);
  padding:24px 0;white-space:nowrap;transition:color var(--ease);
}
.nav-link:hover{color:var(--brand-700)}
.nav-link.is-active{color:var(--brand-700);font-weight:700}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;
  background:var(--brand-700);border-radius:2px
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.search-box{
  display:flex;align-items:center;gap:8px;background:#F2F6FC;border:1px solid transparent;
  border-radius:999px;padding:0 14px;height:40px;width:200px;transition:all var(--ease);
}
.search-box:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(58,109,181,.12)}
.search-box svg{color:var(--ink-400);flex-shrink:0}
.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--ink-900)}
.search-box input::placeholder{color:var(--ink-400)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-weight:600;font-size:15px;
  padding:14px 28px;border:1px solid transparent;cursor:pointer;
  transition:all var(--ease);text-align:center;
}
.btn-primary{background:var(--brand-700);color:#fff}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-700)}
.btn-ghost:hover{background:#EEF4FD;color:var(--brand-900)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-500);background:none;border:0;padding:0;cursor:pointer}
.btn-link svg{transition:transform var(--ease)}
.btn-link:hover{color:var(--brand-700)}
.btn-link:hover svg{transform:translateX(4px)}
.menu-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:#fff;color:var(--brand-900);align-items:center;justify-content:center;cursor:pointer;
}
.menu-toggle:hover{background:var(--bg)}
.drawer-mask{position:fixed;inset:0;background:rgba(16,27,44,.42);z-index:55;opacity:0;visibility:hidden;transition:opacity var(--ease)}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,340px);background:#fff;z-index:60;
  transform:translateX(100%);transition:transform .26s ease;padding:22px;overflow-y:auto;
  box-shadow:-12px 0 32px -16px rgba(16,27,44,.28);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink-600);cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:20px}
.drawer-nav a{padding:12px 10px;border-radius:10px;font-size:15px;color:var(--ink-600)}
.drawer-nav a:hover{background:var(--bg);color:var(--brand-700)}
.drawer-search{display:flex;align-items:center;gap:8px;background:#F2F6FC;border-radius:12px;padding:0 14px;height:46px;margin-bottom:14px}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:15px;color:var(--ink-900)}

/* 麵包屑 */
.crumbs{background:#fff;border-bottom:1px solid var(--line)}
.crumbs-inner{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:14px 0;font-size:13px;color:var(--ink-400)}
.crumbs-inner a{color:var(--ink-600)}
.crumbs-inner a:hover{color:var(--brand-700)}
.crumb-sep{color:var(--ink-400)}
.crumb-current{color:var(--ink-400);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* 文章頭 */
.article-hero{background:#fff;padding:40px 0 0}
.article-head{max-width:820px}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;background:var(--accent-100);color:var(--brand-700);
}
.article-title{
  font-size:clamp(28px,4vw,42px);line-height:1.25;font-weight:800;color:var(--ink-900);
  margin:16px 0 18px;letter-spacing:-0.01em;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13px;color:var(--ink-400);font-variant-numeric:tabular-nums}
.article-meta .dot{width:1px;height:12px;background:var(--line);display:inline-block}
.meta-share{display:inline-flex;align-items:center;gap:6px;color:var(--ink-400)}
.meta-share svg{color:var(--brand-500)}

/* 封面 */
.cover-wrap{max-width:1180px;margin:28px auto 0;padding:0 24px}
.cover-figure{margin:0}
.cover-img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-card);box-shadow:var(--shadow-sm)}
.cover-cap{font-size:13px;color:var(--ink-400);margin-top:10px}

/* 內容佈局 */
.article-layout{max-width:1180px;margin:0 auto;padding:44px 24px 0;display:block}
.article-main{min-width:0}
.article-body{
  max-width:72ch;font-size:16px;line-height:1.75;color:var(--ink-600);overflow-wrap:break-word;
}
.article-body h2{
  font-size:26px;line-height:1.4;font-weight:700;color:var(--ink-900);
  margin:2.2em 0 .8em;padding-left:14px;border-left:4px solid var(--accent-500);scroll-margin-top:96px;
}
.article-body h3{font-size:20px;line-height:1.5;font-weight:700;color:var(--ink-900);margin:1.8em 0 .6em;scroll-margin-top:96px}
.article-body p{margin:0 0 1.25em}
.article-body a{color:var(--brand-500);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand-700)}
.article-body strong{color:var(--ink-900);font-weight:700}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.35em}
.article-body li{margin:.45em 0}
.article-body ul>li::marker{color:var(--brand-500)}
.article-body ol>li::marker{color:var(--brand-500);font-weight:700}
.article-body blockquote{
  margin:1.6em 0;padding:16px 22px;border-left:3px solid var(--brand-500);
  background:var(--bg);border-radius:0 12px 12px 0;color:var(--ink-600);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius-img);margin:1.4em 0 .6em;height:auto}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--ink-400);margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.article-body th{background:var(--brand-900);color:#fff;text-align:left;padding:12px 14px;font-weight:600}
.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);color:var(--ink-600)}
.article-body tbody tr:nth-child(even){background:var(--bg)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}

/* 目錄側欄 */
.article-aside{display:none}
.aside-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow-sm);
}
.aside-card + .aside-card{margin-top:20px}
.aside-title{font-size:14px;font-weight:700;color:var(--ink-900);margin:0 0 14px;letter-spacing:.02em}
.toc-list{list-style:none;margin:0;padding:0;font-size:13.5px}
.toc-list li{margin:0}
.toc-list a{display:block;padding:7px 10px;border-left:2px solid var(--line);color:var(--ink-600);line-height:1.5}
.toc-list a:hover{color:var(--brand-700);border-left-color:var(--brand-500);background:var(--bg)}
.toc-list a.is-current{color:var(--brand-700);font-weight:700;border-left-color:var(--brand-700)}
.toc-list .toc-sub a{padding-left:22px;font-size:13px}
.aside-meta{list-style:none;margin:0;padding:0;font-size:14px}
.aside-meta li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);color:var(--ink-600)}
.aside-meta li:last-child{border-bottom:0}
.aside-meta span:first-child{color:var(--ink-400)}
.aside-cta{background:var(--brand-900);border:0;color:#C7D6EA}
.aside-cta .aside-title{color:#fff}
.aside-cta p{font-size:13.5px;line-height:1.7;margin:0 0 16px;color:#C7D6EA}
.aside-cta .btn{width:100%;background:#fff;color:var(--brand-900)}
.aside-cta .btn:hover{background:var(--accent-500);color:var(--brand-900)}

/* 標籤 / 分享 */
.article-foot{margin-top:36px;padding-top:26px;border-top:1px solid var(--line)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-600);transition:all var(--ease);
}
.tag:hover{border-color:var(--brand-500);color:var(--brand-700);background:#EEF4FD}
.share-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.share-label{font-size:13px;color:var(--ink-400);margin-right:4px}
.share-btn{
  display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 14px;border-radius:10px;
  border:1px solid var(--line);background:#fff;font-size:13px;color:var(--ink-600);cursor:pointer;transition:all var(--ease);
}
.share-btn:hover{border-color:var(--brand-500);color:var(--brand-700);background:#EEF4FD}
.back-link{margin-top:24px}

/* 空態 */
.empty-block{
  border:1px dashed var(--line);border-radius:var(--radius-card);background:#fff;
  padding:48px 28px;text-align:center;max-width:72ch;
}
.empty-block .empty-icon{width:48px;height:48px;margin:0 auto 16px;color:var(--brand-500)}
.empty-block h2{font-size:20px;font-weight:700;color:var(--ink-900);margin:0 0 10px}
.empty-block p{font-size:15px;color:var(--ink-400);margin:0 0 22px}

/* FAQ */
.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink-900);transition:background var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:var(--bg)}
.faq-icon{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--brand-700);
  font-size:16px;line-height:1;transition:transform var(--ease),background var(--ease);
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--accent-100);border-color:var(--accent-500)}
.faq-body{padding:0 24px 22px;font-size:15px;line-height:1.75;color:var(--ink-600);max-width:72ch;animation:fadeIn 200ms ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* 相關內容 */
.rel-grid{display:grid;grid-template-columns:1fr;gap:20px}
.rel-card{
  display:grid;grid-template-columns:150px 1fr;gap:18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:16px;transition:all var(--ease);
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#D5E2F3}
.rel-thumb{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-img)}
.rel-body{min-width:0;display:flex;flex-direction:column;gap:8px}
.rel-title{
  font-size:17px;font-weight:700;color:var(--ink-900);line-height:1.45;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-card:hover .rel-title{color:var(--brand-700)}
.rel-desc{font-size:14px;color:var(--ink-400);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-time{font-size:13px;color:var(--ink-400);font-variant-numeric:tabular-nums}

/* 同類導覽 */
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:14px;color:var(--ink-600);transition:all var(--ease);
}
.chip:hover{border-color:var(--brand-500);color:var(--brand-700);background:#EEF4FD;transform:translateY(-1px)}
.chip.is-active{background:var(--brand-700);border-color:var(--brand-700);color:#fff}
.chip.is-active:hover{background:var(--brand-900);color:#fff}

/* CTA 帶 */
.cta-band{
  background:var(--brand-900);border-radius:20px;padding:48px 40px;
  display:grid;grid-template-columns:1fr;gap:28px;align-items:center;
}
.cta-band h2{color:#fff;font-size:26px;line-height:1.35;font-weight:700;margin:0 0 10px}
.cta-band p{color:#C7D6EA;font-size:15px;margin:0;max-width:44ch}
.cta-form{display:flex;flex-direction:column;gap:12px}
.cta-input{
  height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);color:#fff;padding:0 16px;font-size:15px;outline:none;transition:all var(--ease);
}
.cta-input::placeholder{color:#8FA5C4}
.cta-input:focus{border-color:var(--accent-500);background:rgba(255,255,255,.14)}
.cta-input.is-error{border-color:#E4735E}
.cta-hint{font-size:13px;color:#E4735E;margin:0;display:none}
.cta-hint.show{display:block}
.cta-btn{background:#fff;color:var(--brand-900);border:0}
.cta-btn:hover{background:var(--accent-500);color:var(--brand-900);transform:translateY(-1px)}

/* 頁腳 */
.site-footer{background:var(--brand-900);color:#C7D6EA;margin-top:72px;padding:64px 0 0}
.footer-top{display:grid;grid-template-columns:1fr;gap:36px;padding-bottom:44px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:var(--accent-500)}
.footer-brand .brand-icon{color:#fff}
.footer-brand p{font-size:14px;line-height:1.8;color:#A9BDD8;margin:0 0 18px;max-width:34ch}
.social-row{display:flex;gap:10px}
.social-row span{
  width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.08);
  display:inline-flex;align-items:center;justify-content:center;color:#C7D6EA;
}
.social-row span:hover{background:rgba(255,255,255,.16);color:#fff}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin:0 0 16px}
.footer-col a{display:block;color:#C7D6EA;font-size:14px;line-height:1.9;transition:color var(--ease)}
.footer-col a:hover{color:#fff}
.footer-col p{font-size:14px;line-height:1.9;margin:0;color:#A9BDD8}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#8FA5C4;
}
.footer-bottom a{color:#8FA5C4}
.footer-bottom a:hover{color:#fff}

/* 響應式 */
@media (min-width:640px){
  .rel-grid{grid-template-columns:1fr}
}
@media (min-width:768px){
  .rel-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1.1fr .9fr;padding:52px 48px}
  .cta-form{flex-direction:row;align-items:flex-start}
  .cta-form .cta-input{flex:1}
  .cta-form .cta-btn{width:auto;white-space:nowrap;padding:0 28px;height:48px}
  .footer-top{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
}
@media (min-width:1280px){
  .article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
  .article-aside{display:block;position:sticky;top:96px}
}
@media (max-width:1023px){
  .search-box{display:none}
  .main-nav{display:none}
  .menu-toggle{display:flex}
  .header-inner{height:64px;justify-content:space-between}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:40px 0}
  .section-tight{padding:32px 0}
  .section-title{font-size:22px}
  .cover-wrap{padding:0 20px}
  .article-layout{padding:32px 20px 0}
  .article-hero{padding:28px 0 0}
  .article-meta{gap:10px;font-size:12.5px}
  .rel-card{grid-template-columns:110px 1fr;gap:14px;padding:12px}
  .rel-title{font-size:15px}
  .cta-band{padding:32px 22px;border-radius:16px}
  .cta-band h2{font-size:21px}
  .site-footer{margin-top:48px;padding-top:44px}
  .footer-top{padding-bottom:32px}
  .faq-item summary{padding:16px 18px;font-size:15px}
  .faq-body{padding:0 18px 18px}
  .btn{padding:12px 22px;font-size:14px}
}
@media (max-width:519px){
  .header-actions .btn-sm{display:none}
  .article-body h2{font-size:22px}
  .article-body h3{font-size:18px}
}

/* roulang page: category1 */
:root{
  --brand-900:#0E2444;
  --brand-700:#1B3F73;
  --brand-500:#3A6DB5;
  --accent-500:#E9A93C;
  --accent-100:#FDF3E2;
  --ink-900:#101B2C;
  --ink-600:#4A5B72;
  --ink-400:#8A99AD;
  --line:#E3E9F2;
  --bg:#F6F9FD;
  --surface:#FFFFFF;
  --radius-card:16px;
  --radius-img:12px;
  --radius-btn:12px;
  --shadow-sm:0 1px 2px rgba(16,27,44,.04),0 8px 24px -12px rgba(16,27,44,.12);
  --shadow-hover:0 16px 32px -16px rgba(16,27,44,.18);
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-600);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-700);}
button{font:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;line-height:1.3;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;}
figure{margin:0;}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:6px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 30px -22px rgba(16,27,44,.6);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;}

.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--brand-700);}
.brand:hover{color:var(--brand-700);}
.brand-icon{width:30px;height:30px;flex-shrink:0;color:var(--brand-700);}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-name{font-size:17px;font-weight:800;color:var(--brand-900);letter-spacing:.02em;}
.brand-sub{font-size:11px;font-weight:700;color:var(--brand-500);letter-spacing:.12em;}

.main-nav{display:flex;align-items:center;gap:2px;flex-wrap:nowrap;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 9px;
  font-size:14px;
  font-weight:500;
  color:var(--ink-600);
  white-space:nowrap;
  border-radius:8px;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--brand-700);background:#F2F6FC;}
.nav-link.is-active{color:var(--brand-700);font-weight:700;}
.nav-link.is-active::after{
  content:"";position:absolute;left:9px;right:9px;bottom:0;height:2px;
  background:var(--brand-700);border-radius:2px;
}

.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  width:210px;height:42px;padding:0 12px;
  background:#F2F6FC;border:1px solid transparent;border-radius:12px;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.nav-search svg{color:var(--ink-400);flex-shrink:0;}
.nav-search input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--ink-900);font-family:inherit;
}
.nav-search input::placeholder{color:var(--ink-400);}
.nav-search:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(58,109,181,.15);}

.nav-toggle{
  display:none;width:42px;height:42px;
  align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  color:var(--brand-700);transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:#F2F6FC;border-color:#CBD9EC;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;text-decoration:none;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-sm{padding:11px 20px;font-size:14px;border-radius:10px;}
.btn-primary{background:var(--brand-700);color:#fff;}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:0 14px 26px -16px rgba(14,36,68,.85);}
.btn-primary:active{transform:none;box-shadow:none;}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-700);}
.btn-ghost:hover{background:#EEF4FD;color:var(--brand-700);}
.btn-accent{background:var(--accent-500);color:#3B2A05;font-weight:700;}
.btn-accent:hover{background:#D9982E;color:#3B2A05;transform:translateY(-1px);box-shadow:0 14px 26px -16px rgba(233,169,60,.95);}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  background:none;border:0;padding:0;
  font-size:14px;font-weight:700;color:var(--brand-500);
  transition:color .2s ease;
}
.btn-link:hover{color:var(--brand-700);}
.btn-link .arrow{transition:transform .2s ease;}
.btn-link:hover .arrow{transform:translateX(4px);}

/* ---------- Section rhythm ---------- */
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-700);
  letter-spacing:.06em;margin-bottom:12px;
}
.eyebrow::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--accent-500);}
.eyebrow-light{color:#fff;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;flex-wrap:wrap;margin-bottom:32px;
}
.section-head h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;max-width:22em;}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;background:#E8EFF9;}
.page-hero .hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.jpg');
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(102deg,rgba(246,249,253,.97) 0%,rgba(246,249,253,.9) 44%,rgba(246,249,253,.46) 100%);
}
.page-hero-inner{
  position:relative;z-index:2;
  display:flex;flex-direction:column;justify-content:center;
  min-height:46vh;padding:68px 0 60px;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:18px;}
.crumbs a{color:var(--ink-400);}
.crumbs a:hover{color:var(--brand-500);}
.crumbs .sep{color:#C2CDDD;}
.crumbs .current{color:var(--brand-500);font-weight:600;}
.page-hero h1{
  font-size:clamp(27px,4.2vw,42px);
  font-weight:800;line-height:1.25;
  color:var(--brand-900);max-width:19em;
}
.hero-sub{margin-top:16px;font-size:17px;color:var(--ink-600);max-width:34em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:30px;font-size:14px;color:var(--ink-600);
}
.hero-meta i{display:inline-block;width:1px;height:14px;background:#C6D3E6;}

/* ---------- Chips ---------- */
.chip-row{
  display:flex;gap:10px;overflow-x:auto;
  padding:4px 2px 14px;margin-bottom:8px;
  scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.chip-row::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;
  padding:9px 18px;border-radius:999px;
  border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:500;color:var(--ink-600);
  white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.chip:hover{border-color:var(--brand-500);color:var(--brand-700);}
.chip.is-active{
  background:var(--brand-700);border-color:var(--brand-700);color:#fff;font-weight:600;
  box-shadow:0 10px 20px -14px rgba(27,63,115,.95);
}

/* ---------- Cards ---------- */
.premiere-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
.mv-card{
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.mv-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D3DEEF;}
.mv-card[hidden]{display:none;}
.mv-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E9EFF8;}
.mv-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.mv-card:hover .mv-thumb img{transform:scale(1.04);}
.thumb-tag{position:absolute;left:14px;top:14px;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;
  border-radius:999px;background:var(--accent-100);color:var(--brand-700);
  font-size:12px;font-weight:600;letter-spacing:.02em;white-space:nowrap;
}
.badge-blue{background:#EAF1FB;color:var(--brand-700);}
.mv-body{display:flex;flex-direction:column;gap:10px;padding:22px 22px 20px;flex:1;}
.mv-title{font-size:18px;font-weight:700;color:var(--ink-900);line-height:1.45;}
.mv-desc{font-size:14px;color:var(--ink-600);line-height:1.7;}
.mv-specs{display:flex;flex-wrap:wrap;gap:8px;list-style:none;}
.mv-specs li{
  font-size:12px;font-weight:600;color:var(--brand-700);
  background:#F2F6FC;border-radius:999px;padding:4px 10px;
}
.mv-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-400);
}
.mv-foot .time{font-variant-numeric:tabular-nums;font-weight:600;letter-spacing:.01em;}

.premiere-empty{
  margin-top:24px;padding:36px 24px;text-align:center;
  border:1px dashed var(--line);border-radius:var(--radius-card);
  background:#fff;color:var(--ink-400);font-size:14px;
}

.pager{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;margin-top:44px;}
.pager a{
  min-width:40px;height:40px;padding:0 14px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:10px;background:#fff;
  font-size:14px;font-weight:600;color:var(--ink-600);
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.pager a:hover{border-color:var(--brand-500);color:var(--brand-700);background:#F6F9FD;}
.pager a.is-current{background:var(--brand-700);border-color:var(--brand-700);color:#fff;}

/* ---------- Info band ---------- */
.info-band{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-sm);
  padding:30px 6px;
}
.info-item{padding:0 28px;border-left:1px solid var(--line);}
.info-item:first-child{border-left:0;}
.info-k{display:block;font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--brand-500);margin-bottom:8px;}
.info-item strong{display:block;font-size:20px;font-weight:800;color:var(--brand-700);font-variant-numeric:tabular-nums;margin-bottom:6px;}
.info-item p{font-size:14px;line-height:1.7;color:var(--ink-600);}

/* ---------- Split ---------- */
.split{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;}
.split-media{position:relative;}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-card);box-shadow:var(--shadow-sm);}
.split-media figcaption{margin-top:12px;font-size:13px;color:var(--ink-400);}
.split-badge{
  position:absolute;right:16px;top:16px;
  background:#fff;border-radius:999px;padding:6px 14px;
  font-size:12px;font-weight:700;color:var(--brand-700);
  box-shadow:0 10px 24px -16px rgba(16,27,44,.7);
}
.split-body h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:16px;}
.split-body p{font-size:15px;line-height:1.8;color:var(--ink-600);margin-bottom:14px;max-width:70ch;}
.num-list{list-style:none;margin:24px 0 26px;display:flex;flex-direction:column;gap:16px;}
.num-list li{display:flex;gap:16px;align-items:flex-start;}
.num{
  flex:0 0 38px;width:38px;height:38px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:#EAF1FB;color:var(--brand-700);
  font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
}
.num-list h3{font-size:16px;font-weight:700;margin-bottom:4px;}
.num-list p{font-size:14px;line-height:1.7;color:var(--ink-600);margin:0;}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;display:flex;flex-direction:column;gap:10px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D3DEEF;}
.step-num{
  width:36px;height:36px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-700);color:#fff;font-size:14px;font-weight:800;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:16px;font-weight:700;}
.step p{font-size:14px;line-height:1.7;color:var(--ink-600);}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start;}
.faq-intro p{font-size:15px;line-height:1.8;color:var(--ink-600);margin-bottom:16px;}
.faq-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:none;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink-900);
  transition:background .2s ease,color .2s ease;
}
.faq-q:hover{background:#F8FBFF;color:var(--brand-700);}
.faq-icon{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:#F2F6FC;color:var(--brand-700);font-size:17px;line-height:1;
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--brand-700);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq-item.is-open .faq-a{max-height:420px;}
.faq-a-inner{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--ink-600);}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center;
  background:var(--brand-900);border-radius:20px;padding:56px;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-110px;
  width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(233,169,60,.28) 0%,rgba(233,169,60,0) 68%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1;}
.cta-copy h2{color:#fff;font-size:clamp(21px,2.2vw,28px);margin-bottom:14px;}
.cta-copy p{color:#A9BED8;font-size:15px;line-height:1.75;max-width:34em;}
.cta-form{position:relative;z-index:1;display:flex;gap:12px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-900);color:#C7D6EA;padding:64px 0 0;}
.footer-top{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.25fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{color:#fff;}
.footer-brand .brand-icon{color:var(--accent-500);}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:#8FB2DD;}
.footer-brand p{font-size:14px;line-height:1.8;color:#A9BED8;margin:16px 0 18px;max-width:34ch;}
.social-row{display:flex;gap:10px;}
.social-row span{
  width:34px;height:34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:#C7D6EA;
  transition:background .2s ease,color .2s ease;
}
.social-row span:hover{background:rgba(255,255,255,.16);color:#fff;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin:0 0 14px;}
.footer-col a{display:block;font-size:14px;line-height:1.9;color:#C7D6EA;transition:color .2s ease;}
.footer-col a:hover{color:#fff;}
.footer-col p{font-size:14px;line-height:1.9;color:#A9BED8;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:#8FA6C2;
}

/* ---------- Mobile drawer ---------- */
.drawer-backdrop{
  position:fixed;inset:0;z-index:70;background:rgba(14,36,68,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-backdrop.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;z-index:80;
  width:min(86vw,340px);height:100%;
  background:#fff;padding:22px;overflow-y:auto;
  display:flex;flex-direction:column;gap:6px;
  transform:translateX(100%);
  transition:transform .28s ease;
  box-shadow:-24px 0 48px -24px rgba(16,27,44,.45);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;margin-bottom:8px;border-bottom:1px solid var(--line);}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--brand-700);font-size:20px;line-height:1;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s ease;
}
.drawer-close:hover{background:#F2F6FC;}
.drawer-link{
  display:block;padding:12px 14px;border-radius:10px;
  font-size:15px;font-weight:500;color:var(--ink-600);
  transition:background .2s ease,color .2s ease;
}
.drawer-link:hover{background:#F2F6FC;color:var(--brand-700);}
.drawer-link.is-active{background:#EEF4FD;color:var(--brand-700);font-weight:700;}
.drawer-search{
  display:flex;align-items:center;gap:8px;margin-top:14px;
  background:#F2F6FC;border:1px solid transparent;border-radius:12px;
  padding:0 12px;height:46px;
  transition:background .2s ease,border-color .2s ease;
}
.drawer-search:focus-within{background:#fff;border-color:var(--brand-500);}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--ink-900);font-family:inherit;}
.drawer-cta{width:100%;margin-top:14px;}

/* ---------- Responsive ---------- */
@media (max-width:1180px){
  .nav-search{display:none;}
}
@media (max-width:1100px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
}
@media (max-width:1023px){
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .split{grid-template-columns:1fr;gap:36px;}
  .split-media{order:-1;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .faq-wrap{grid-template-columns:1fr;gap:28px;}
  .cta-band{grid-template-columns:1fr;padding:40px;gap:28px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .info-band{grid-template-columns:1fr;padding:8px 0;}
  .info-item{border-left:0;border-top:1px solid var(--line);padding:20px 24px;}
  .info-item:first-child{border-top:0;}
}
@media (max-width:860px){
  .premiere-grid{grid-template-columns:1fr;gap:20px;}
}
@media (max-width:640px){
  .container{padding:0 20px;}
  .section{padding:40px 0;}
  .section-tight{padding:32px 0;}
  .header-inner{height:60px;gap:12px;}
  .header-cta{display:none;}
  .page-hero-inner{padding:48px 0 44px;min-height:52vh;}
  .hero-sub{font-size:15px;}
  .hero-actions .btn{flex:1 1 auto;}
  .cta-band{padding:28px 22px;border-radius:16px;}
  .cta-form{flex-direction:column;}
  .cta-form .btn{width:100%;}
  .steps{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;}
  .section-head{margin-bottom:24px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category2 */
:root{
    --brand-900:#0E2444;
    --brand-700:#1B3F73;
    --brand-500:#3A6DB5;
    --accent-500:#E9A93C;
    --accent-100:#FDF3E2;
    --ink-900:#101B2C;
    --ink-600:#4A5B72;
    --ink-400:#8A99AD;
    --line:#E3E9F2;
    --bg:#F6F9FD;
    --surface:#FFFFFF;
    --radius-card:16px;
    --radius-img:12px;
    --radius-btn:12px;
    --shadow-sm:0 1px 2px rgba(16,27,44,.04), 0 8px 24px -12px rgba(16,27,44,.12);
    --shadow-lg:0 16px 32px -16px rgba(16,27,44,.18);
    --ease:200ms ease;
  }
  *,*::before,*::after{box-sizing:border-box;}
  .site-body{
    margin:0;
    font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.75;
    color:var(--ink-600);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
    font-variant-numeric:tabular-nums;
  }
  .site-body h1,.site-body h2,.site-body h3,.site-body h4{
    margin:0;color:var(--ink-900);letter-spacing:-.01em;line-height:1.3;
  }
  .site-body p{margin:0;}
  .site-body ul,.site-body ol{margin:0;padding:0;list-style:none;}
  .site-body img{display:block;max-width:100%;height:auto;}
  .site-body a{color:var(--brand-500);text-decoration:none;transition:color var(--ease);}
  .site-body a:hover{color:var(--brand-700);}
  .site-body button{font-family:inherit;}
  .site-body :focus-visible{
    outline:2px solid var(--accent-500);
    outline-offset:2px;
    border-radius:6px;
  }
  .site-body .container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;top:0;z-index:50;background:#fff;
    border-bottom:1px solid var(--line);
    transition:box-shadow var(--ease);
  }
  .site-header.is-scrolled{box-shadow:0 10px 30px -22px rgba(16,27,44,.55);}
  .header-inner{display:flex;align-items:center;gap:20px;height:72px;}
  .brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
  .brand-icon{width:30px;height:30px;color:var(--brand-700);flex:0 0 auto;}
  .brand-text{display:flex;flex-direction:column;line-height:1.12;}
  .brand-name{font-size:17px;font-weight:800;color:var(--brand-900);letter-spacing:-.01em;}
  .brand-sub{font-size:11px;font-weight:700;color:var(--brand-500);letter-spacing:.08em;margin-top:2px;}
  .main-nav{
    display:none;flex:1 1 auto;align-items:center;gap:2px;
    overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  }
  .main-nav::-webkit-scrollbar{display:none;}
  .nav-link{
    position:relative;display:inline-block;white-space:nowrap;
    padding:8px 9px;border-radius:8px;
    font-size:14.5px;font-weight:500;color:var(--ink-600);
    transition:color var(--ease),background var(--ease);
  }
  .nav-link:hover{color:var(--brand-700);background:#F2F6FC;}
  .nav-link.is-active{color:var(--brand-700);font-weight:700;background:transparent;}
  .nav-link.is-active::after{
    content:"";position:absolute;left:9px;right:9px;bottom:0;height:2px;
    background:var(--brand-700);border-radius:2px;
  }
  .header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
  .search-box{
    display:none;align-items:center;gap:8px;height:42px;width:216px;
    padding:0 14px;border-radius:999px;background:#F2F6FC;
    border:1px solid transparent;transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
  }
  .search-box:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(58,109,181,.15);}
  .search-box svg{color:var(--ink-400);flex:0 0 auto;}
  .search-box input{
    width:100%;border:0;background:transparent;outline:none;
    font-family:inherit;font-size:14px;color:var(--ink-900);
  }
  .search-box input::placeholder{color:var(--ink-400);}
  .nav-toggle{
    display:inline-flex;align-items:center;justify-content:center;
    width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
    background:#fff;color:var(--brand-700);cursor:pointer;
    transition:background var(--ease),border-color var(--ease);
  }
  .nav-toggle:hover{background:#F2F6FC;border-color:var(--brand-500);}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:14px 28px;border-radius:var(--radius-btn);
    font-size:15px;font-weight:600;line-height:1;cursor:pointer;
    border:1px solid transparent;text-decoration:none;
    transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
  }
  .btn-primary{background:var(--brand-700);color:#fff;}
  .btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-lg);}
  .btn-primary:active{transform:translateY(0);box-shadow:none;}
  .btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-700);}
  .btn-ghost:hover{background:#EEF4FD;color:var(--brand-700);}
  .btn-light{background:#fff;color:var(--brand-700);}
  .btn-light:hover{background:#EEF4FD;color:var(--brand-900);transform:translateY(-1px);}
  .btn-sm{padding:11px 20px;font-size:14px;}
  .btn-block{width:100%;}
  .btn-text{
    display:inline-flex;align-items:center;gap:6px;
    font-size:15px;font-weight:600;color:var(--brand-500);
  }
  .btn-text svg{transition:transform var(--ease);}
  .btn-text:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:4px;}
  .btn-text:hover svg{transform:translateX(4px);}

  /* ---------- Sections ---------- */
  .section{padding:44px 0;}
  .section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px;}
  .section-head h2{font-size:clamp(22px,2.4vw,29px);font-weight:700;}
  .section-head p{font-size:15px;color:var(--ink-600);max-width:64ch;margin-top:8px;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;color:var(--brand-500);letter-spacing:.06em;
    margin-bottom:10px;
  }
  .eyebrow::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--accent-500);}

  /* ---------- Badge / tag / chip ---------- */
  .badge{
    display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 12px;
    border-radius:999px;background:var(--accent-100);color:var(--brand-700);
    font-size:12px;font-weight:600;letter-spacing:.02em;
  }
  .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
  .tag{
    display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
    background:#EEF4FD;color:var(--brand-700);font-size:12.5px;font-weight:600;
  }
  .chip-nav{display:flex;flex-wrap:wrap;gap:10px;}
  .chip{
    display:inline-flex;align-items:center;padding:9px 18px;border-radius:999px;
    background:#fff;border:1px solid var(--line);color:var(--ink-600);
    font-size:14px;font-weight:500;transition:all var(--ease);
  }
  .chip:hover{border-color:var(--accent-500);color:var(--brand-700);background:#fff;}
  .chip.is-current{background:var(--brand-700);border-color:var(--brand-700);color:#fff;font-weight:600;}

  /* ---------- Hero ---------- */
  .cat-hero{
    position:relative;overflow:hidden;display:flex;align-items:center;
    min-height:46vh;padding:56px 0 48px;
    background:var(--brand-900) url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  }
  .cat-hero::before{
    content:"";position:absolute;inset:0;
    background:linear-gradient(102deg,rgba(255,255,255,.95) 0%,rgba(246,249,253,.90) 48%,rgba(246,249,253,.62) 100%);
  }
  .cat-hero .container{position:relative;z-index:1;}
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:18px;}
  .breadcrumb a{color:var(--ink-400);}
  .breadcrumb a:hover{color:var(--brand-500);}
  .breadcrumb .sep{color:var(--line);}
  .breadcrumb [aria-current]{color:var(--brand-500);font-weight:600;}
  .cat-hero h1{
    font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.25;
    max-width:22ch;margin:16px 0 0;
  }
  .hero-sub{font-size:17px;line-height:1.75;color:var(--ink-600);max-width:52ch;margin-top:14px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
  .hero-facts{display:flex;flex-wrap:wrap;align-items:center;gap:0;margin-top:28px;font-size:14px;color:var(--ink-600);}
  .hero-facts li{display:inline-flex;align-items:center;}
  .hero-facts li::before{content:"·";margin:0 12px;color:var(--accent-500);font-weight:700;}
  .hero-facts li:first-child::before{display:none;}

  /* ---------- Library layout ---------- */
  .library-layout{display:grid;grid-template-columns:1fr;gap:32px;align-items:start;}
  .sidebar{display:flex;flex-direction:column;gap:20px;}
  .side-card{
    background:var(--surface);border:1px solid var(--line);
    border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-sm);
  }
  .side-title{font-size:15px;font-weight:700;color:var(--ink-900);margin-bottom:12px;display:flex;align-items:center;gap:8px;}
  .side-title::before{content:"";width:4px;height:15px;border-radius:2px;background:var(--accent-500);}
  .cat-tree a{
    display:flex;align-items:center;justify-content:space-between;gap:10px;
    padding:9px 10px;border-radius:10px;font-size:14.5px;color:var(--ink-600);
    transition:background var(--ease),color var(--ease);
  }
  .cat-tree a:hover{background:#EEF4FD;color:var(--brand-700);}
  .cat-tree a.is-current{background:#EEF4FD;color:var(--brand-700);font-weight:700;}
  .cat-tree a.is-current span{color:var(--brand-500);font-size:12px;font-weight:600;}
  .side-cta{
    background:linear-gradient(160deg,#173D6F 0%,#0E2444 100%);
    border-radius:var(--radius-card);padding:24px;color:#fff;
  }
  .side-cta h3{font-size:16.5px;font-weight:700;color:#fff;line-height:1.45;}
  .side-cta p{font-size:13.5px;line-height:1.8;color:#C7D6EA;margin:10px 0 18px;}

  /* ---------- Timeline ---------- */
  .timeline{position:relative;padding-top:4px;}
  .timeline::before{
    content:"";position:absolute;left:9px;top:14px;bottom:14px;width:2px;
    background:linear-gradient(180deg,var(--brand-500) 0%,rgba(58,109,181,.15) 100%);
    border-radius:2px;
  }
  .timeline-item{position:relative;padding:0 0 22px 42px;}
  .timeline-item:last-child{padding-bottom:0;}
  .timeline-item::before{
    content:"";position:absolute;left:2px;top:22px;width:16px;height:16px;border-radius:50%;
    background:#fff;border:3px solid var(--brand-500);
    box-shadow:0 0 0 4px rgba(58,109,181,.10);
  }
  .timeline-card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px 24px;box-shadow:var(--shadow-sm);
    transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .timeline-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#D6E2F2;}
  .timeline-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;font-size:13px;color:var(--ink-400);}
  .timeline-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
  .timeline-card h3{font-size:18px;font-weight:700;margin:10px 0 8px;}
  .timeline-card p{font-size:15px;line-height:1.78;color:var(--ink-600);}

  /* ---------- Spec strip ---------- */
  .spec-strip{
    display:grid;grid-template-columns:1fr;gap:1px;background:var(--line);
    border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  }
  .spec-item{background:var(--surface);padding:26px 24px;}
  .spec-item h3{font-size:14px;font-weight:600;color:var(--ink-400);letter-spacing:.02em;}
  .spec-value{font-size:21px;font-weight:700;color:var(--brand-700);margin-top:8px;line-height:1.4;}
  .spec-note{font-size:13.5px;color:var(--ink-600);margin-top:8px;line-height:1.7;}

  /* ---------- Split ---------- */
  .split{display:grid;grid-template-columns:1fr;gap:32px;align-items:center;}
  .split-media{position:relative;}
  .split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-card);box-shadow:var(--shadow-sm);}
  .split-media .badge{position:absolute;top:16px;left:16px;box-shadow:var(--shadow-sm);}
  .split-body h2{font-size:clamp(22px,2.4vw,29px);font-weight:700;margin-bottom:14px;}
  .split-body p{font-size:15.5px;line-height:1.8;color:var(--ink-600);margin-bottom:14px;max-width:70ch;}
  .numbered{display:grid;gap:16px;margin-top:22px;}
  .numbered li{position:relative;padding-left:46px;font-size:15px;color:var(--ink-600);line-height:1.75;}
  .numbered li::before{
    counter-increment:n;content:counter(n,decimal-leading-zero);
    position:absolute;left:0;top:2px;width:32px;height:32px;border-radius:9px;
    background:var(--accent-100);color:var(--brand-700);
    font-size:12.5px;font-weight:700;display:flex;align-items:center;justify-content:center;
  }
  .numbered{counter-reset:n;}
  .numbered strong{display:block;font-size:16px;font-weight:700;color:var(--ink-900);margin-bottom:2px;}

  /* ---------- Steps ---------- */
  .steps{display:grid;grid-template-columns:1fr;gap:20px;}
  .step{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:24px;box-shadow:var(--shadow-sm);
    transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .step:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#D6E2F2;}
  .step-num{
    width:34px;height:34px;border-radius:10px;background:var(--brand-700);color:#fff;
    font-size:15px;font-weight:700;display:flex;align-items:center;justify-content:center;
    margin-bottom:14px;
  }
  .step h3{font-size:17px;font-weight:700;margin-bottom:8px;}
  .step p{font-size:14.5px;line-height:1.78;color:var(--ink-600);}

  /* ---------- FAQ ---------- */
  .faq{display:grid;gap:12px;}
  .faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:border-color var(--ease);}
  .faq-item:hover{border-color:#D6E2F2;}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 22px;background:none;border:0;cursor:pointer;text-align:left;
    font-size:16px;font-weight:600;color:var(--ink-900);line-height:1.6;
  }
  .faq-icon{
    flex:0 0 auto;width:24px;height:24px;border-radius:50%;
    background:#EEF4FD;color:var(--brand-700);
    display:flex;align-items:center;justify-content:center;
    font-size:16px;font-weight:700;line-height:1;
    transition:transform var(--ease),background var(--ease);
  }
  .faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--accent-100);}
  .faq-a{max-height:0;overflow:hidden;transition:max-height 240ms ease;}
  .faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--ink-600);}

  /* ---------- CTA band ---------- */
  .cta-band{
    background:var(--brand-900);border-radius:20px;padding:34px 26px;color:#fff;
    display:grid;grid-template-columns:1fr;gap:28px;align-items:center;
  }
  .cta-band h2{font-size:clamp(22px,2.4vw,28px);font-weight:700;color:#fff;line-height:1.35;}
  .cta-band p{font-size:14.5px;line-height:1.8;color:#C7D6EA;margin-top:12px;max-width:46ch;}
  .field-row{display:flex;flex-wrap:wrap;gap:12px;}
  .field-row input{
    flex:1 1 220px;min-width:0;height:48px;padding:0 16px;border-radius:var(--radius-btn);
    border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.10);
    color:#fff;font-family:inherit;font-size:15px;outline:none;
    transition:border-color var(--ease),background var(--ease),box-shadow var(--ease);
  }
  .field-row input::placeholder{color:#9FB6D6;}
  .field-row input:focus{background:rgba(255,255,255,.16);border-color:var(--accent-500);box-shadow:0 0 0 3px rgba(233,169,60,.25);}
  .field-row input.is-invalid{border-color:#E4573D;background:rgba(228,87,61,.12);}
  .form-msg{font-size:13px;line-height:1.7;color:#9FB6D6;margin-top:12px;min-height:20px;}
  .form-msg.is-error{color:#FFB4A2;}

  /* ---------- Footer ---------- */
  .site-footer{background:var(--brand-900);color:#C7D6EA;padding:56px 0 0;margin-top:44px;}
  .footer-top{display:grid;grid-template-columns:1fr;gap:34px;}
  .footer-brand .brand-name{color:#fff;}
  .footer-brand .brand-sub{color:#9FB6D6;}
  .footer-brand .brand-icon{color:var(--accent-500);}
  .footer-brand p{font-size:14px;line-height:1.9;color:#C7D6EA;margin-top:16px;max-width:36ch;}
  .social-row{display:flex;gap:10px;margin-top:18px;}
  .social-row span{
    width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.08);
    display:flex;align-items:center;justify-content:center;color:#C7D6EA;
    transition:background var(--ease),color var(--ease);
  }
  .social-row span:hover{background:rgba(255,255,255,.16);color:#fff;}
  .footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
  .footer-col a{display:block;font-size:14px;line-height:1.9;color:#C7D6EA;padding:2px 0;transition:color var(--ease);}
  .footer-col a:hover{color:#fff;}
  .footer-contact p{font-size:14px;line-height:1.9;color:#C7D6EA;margin-bottom:4px;}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding:20px 0 26px;
    display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;color:#9FB6D6;
  }

  /* ---------- Drawer ---------- */
  .drawer-backdrop{
    position:fixed;inset:0;background:rgba(14,36,68,.45);z-index:60;
    opacity:0;transition:opacity 240ms ease;
  }
  .drawer-backdrop.is-open{opacity:1;}
  .mobile-drawer{
    position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);z-index:70;
    background:#fff;padding:22px;overflow-y:auto;
    transform:translateX(100%);transition:transform 280ms ease;
    box-shadow:-18px 0 44px -26px rgba(16,27,44,.5);
  }
  .mobile-drawer.is-open{transform:translateX(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
  .drawer-close{
    width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;
    color:var(--ink-600);font-size:20px;line-height:1;cursor:pointer;display:flex;
    align-items:center;justify-content:center;transition:background var(--ease),color var(--ease);
  }
  .drawer-close:hover{background:#F2F6FC;color:var(--brand-700);}
  .mobile-drawer .search-box{display:flex;width:100%;margin-bottom:16px;}
  .drawer-nav a{
    display:block;padding:12px 10px;border-radius:10px;
    font-size:15.5px;color:var(--ink-600);border-bottom:1px solid var(--line);
  }
  .drawer-nav a:hover{background:#EEF4FD;color:var(--brand-700);}
  .drawer-nav a.is-active{color:var(--brand-700);font-weight:700;background:#EEF4FD;}
  .mobile-drawer .btn{margin-top:20px;}

  /* ---------- Responsive ---------- */
  @media (min-width:640px){
    .spec-strip{grid-template-columns:repeat(2,1fr);}
    .steps{grid-template-columns:repeat(2,1fr);}
    .cta-band{padding:44px 36px;}
  }
  @media (min-width:768px){
    .section{padding:64px 0;}
    .footer-top{grid-template-columns:repeat(2,1fr);}
    .cat-hero{padding:68px 0 58px;}
  }
  @media (min-width:1024px){
    .main-nav{display:flex;}
    .nav-toggle{display:none;}
    .section{padding:88px 0;}
    .library-layout{grid-template-columns:minmax(0,3fr) minmax(0,9fr);gap:40px;}
    .sidebar{position:sticky;top:96px;}
    .split{grid-template-columns:5fr 7fr;gap:48px;}
    .split.is-reverse .split-media{order:2;}
    .split.is-reverse .split-body{order:1;}
    .spec-strip{grid-template-columns:repeat(4,1fr);}
    .steps{grid-template-columns:repeat(4,1fr);}
    .cta-band{grid-template-columns:1.05fr .95fr;padding:56px;}
    .footer-top{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
  }
  @media (min-width:1280px){
    .search-box{display:flex;}
  }
  @media (max-width:519px){
    .site-body .container{padding-left:20px;padding-right:20px;}
    .hero-actions .btn{width:100%;}
    .hero-facts{font-size:13px;}
    .timeline-item{padding-left:34px;}
    .timeline::before{left:7px;}
    .timeline-item::before{left:0;width:14px;height:14px;}
    .timeline-card{padding:18px 18px;}
    .cat-hero h1{max-width:none;}
  }

/* roulang page: category3 */
:root{
  --brand-900:#0E2444;
  --brand-700:#1B3F73;
  --brand-500:#3A6DB5;
  --brand-050:#EEF4FD;
  --accent-500:#E9A93C;
  --accent-100:#FDF3E2;
  --ink-900:#101B2C;
  --ink-600:#4A5B72;
  --ink-400:#8A99AD;
  --line:#E3E9F2;
  --bg:#F6F9FD;
  --surface:#FFFFFF;
  --radius-card:16px;
  --radius-img:12px;
  --radius-btn:12px;
  --shadow-rest:0 1px 2px rgba(16,27,44,.04), 0 8px 24px -12px rgba(16,27,44,.12);
  --shadow-hover:0 16px 32px -16px rgba(16,27,44,.18);
  --header-h:72px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-600);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease,transform .2s ease;}
a:hover{color:var(--brand-700);}
button{font-family:inherit;cursor:pointer;}
input,button,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px -18px rgba(16,27,44,.42);}
.header-inner{
  height:var(--header-h);
  display:flex;align-items:center;gap:20px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-icon{width:30px;height:30px;color:var(--brand-700);flex-shrink:0;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:17px;font-weight:800;color:var(--brand-900);letter-spacing:-.01em;}
.brand-sub{font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--brand-500);}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:8px;flex-wrap:nowrap;overflow:hidden;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 9px 10px;
  font-size:14.5px;font-weight:500;color:var(--ink-600);
  white-space:nowrap;border-radius:8px;
}
.nav-link:hover{color:var(--brand-700);background:var(--brand-050);}
.nav-link.is-active{color:var(--brand-700);font-weight:700;}
.nav-link.is-active::after{
  content:"";position:absolute;left:9px;right:9px;bottom:0;height:2px;
  background:var(--brand-700);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  width:200px;height:40px;padding:0 12px;
  background:#F2F6FC;border:1px solid transparent;border-radius:12px;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(58,109,181,.14);}
.nav-search svg{width:16px;height:16px;color:var(--ink-400);flex-shrink:0;}
.nav-search input{width:100%;border:0;background:transparent;font-size:13.5px;outline:none;color:var(--ink-900);}
.nav-search input::placeholder{color:var(--ink-400);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);border:1px solid transparent;
  font-weight:600;font-size:15px;padding:13px 26px;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-primary{background:var(--brand-700);color:#fff;box-shadow:0 1px 2px rgba(16,27,44,.06);}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-700);}
.btn-ghost:hover{background:var(--brand-050);color:var(--brand-700);}
.btn-arrow{background:transparent;border:0;padding:0;color:var(--brand-500);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px;}
.btn-arrow:hover{color:var(--brand-700);}
.btn-arrow:hover .arrow{transform:translateX(4px);}
.arrow{display:inline-block;transition:transform .2s ease;}

.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:#fff;border:1px solid var(--line);align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand-900);position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand-900);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(340px,86vw);
  background:#fff;border-left:1px solid var(--line);
  box-shadow:-24px 0 48px -32px rgba(16,27,44,.4);
  transform:translateX(105%);transition:transform .28s ease;
  z-index:80;display:flex;flex-direction:column;padding:24px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:20px;line-height:1;color:var(--ink-600);}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:20px;}
.drawer-nav a{padding:11px 12px;border-radius:10px;font-size:15px;font-weight:500;color:var(--ink-600);}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:700;}
.drawer-search{display:flex;align-items:center;gap:8px;height:46px;padding:0 14px;background:#F2F6FC;border-radius:12px;margin-bottom:16px;}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;}
.drawer-cta{width:100%;margin-top:auto;}
.backdrop{
  position:fixed;inset:0;background:rgba(14,36,68,.36);
  opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:70;
}
.backdrop.is-open{opacity:1;pointer-events:auto;}

/* ---------- Hero ---------- */
.hero-banner{
  position:relative;overflow:hidden;
  min-height:46vh;
  display:flex;align-items:center;
  border-bottom:1px solid var(--line);
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.jpg");
  background-size:cover;background-position:center 30%;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(255,255,255,.94) 0%,rgba(255,255,255,.86) 42%,rgba(246,249,253,.62) 72%,rgba(238,244,253,.48) 100%);
}
.hero-inner{position:relative;z-index:2;padding:64px 0;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent-100);color:var(--brand-700);
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  padding:6px 14px;border-radius:999px;margin-bottom:18px;
}
.hero-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500);}
.hero-title{
  font-size:34px;line-height:1.24;font-weight:800;
  color:var(--brand-900);letter-spacing:-.01em;
  max-width:22ch;
}
.hero-sub{margin-top:16px;font-size:16.5px;line-height:1.75;color:var(--ink-600);max-width:52ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}

.chip-row{
  display:flex;gap:10px;overflow-x:auto;
  padding:18px 0 4px;
  scrollbar-width:none;
}
.chip-row::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  display:inline-flex;align-items:center;
  padding:9px 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink-600);
  transition:all .2s ease;white-space:nowrap;
}
.chip:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px);}
.chip.is-active{background:var(--brand-700);border-color:var(--brand-700);color:#fff;}
.chip.is-active:hover{background:var(--brand-900);border-color:var(--brand-900);color:#fff;}

/* ---------- Section base ---------- */
.section{padding:96px 0;}
.section--tight{padding:64px 0;}
.section--white{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-title{
  font-size:28px;line-height:1.3;font-weight:700;color:var(--brand-900);letter-spacing:-.01em;
  position:relative;padding-left:14px;
}
.section-title::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--accent-500);
}
.section-desc{margin-top:12px;font-size:15.5px;color:var(--ink-600);max-width:64ch;}

/* ---------- Mosaic ---------- */
.mosaic{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
}
.mosaic-card{position:relative;}
.mosaic-link{display:block;height:100%;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-rest);transition:box-shadow .2s ease,transform .2s ease;}
.mosaic-link:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.mosaic-media{position:relative;overflow:hidden;background:var(--brand-900);aspect-ratio:4/3;}
.mosaic-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.mosaic-link:hover .mosaic-media img{transform:scale(1.04);}
.mosaic-overlay{
  position:absolute;inset:0;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:20px;
  background:linear-gradient(to top,rgba(14,36,68,.94) 0%,rgba(14,36,68,.62) 38%,rgba(14,36,68,.12) 68%,rgba(14,36,68,0) 100%);
}
.badge{
  display:inline-flex;align-items:center;
  height:24px;padding:0 12px;border-radius:999px;
  background:var(--accent-100);color:var(--brand-700);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-float{position:absolute;top:16px;left:16px;z-index:3;background:rgba(253,243,226,.94);}
.mosaic-title{color:#fff;font-size:17px;font-weight:700;line-height:1.45;letter-spacing:-.01em;}
.mosaic-meta{margin-top:8px;font-size:13px;color:rgba(255,255,255,.78);font-variant-numeric:tabular-nums;}
.mosaic-card--lead{grid-column:span 6;grid-row:span 2;}
.mosaic-card--lead .mosaic-media{aspect-ratio:auto;height:100%;min-height:400px;}
.mosaic-card--lead .mosaic-title{font-size:22px;}
.mosaic-card--lead .mosaic-overlay{padding:26px;}
.mosaic-card--sm{grid-column:span 3;}

/* ---------- Strip ---------- */
.strip-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-rest);
  display:grid;grid-template-columns:repeat(3,1fr);
  padding:28px 8px;
}
.strip-item{display:flex;gap:14px;padding:6px 28px;align-items:flex-start;}
.strip-item + .strip-item{border-left:1px solid var(--line);}
.strip-icon{
  flex:0 0 40px;width:40px;height:40px;border-radius:12px;
  background:var(--brand-050);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;
}
.strip-icon svg{width:20px;height:20px;}
.strip-title{font-size:15px;font-weight:700;color:var(--ink-900);margin-bottom:4px;}
.strip-desc{font-size:14px;line-height:1.65;color:var(--ink-600);}

/* ---------- Text rows ---------- */
.row-list{border-top:1px solid var(--line);}
.row-item{
  display:flex;align-items:center;gap:20px;
  padding:20px 8px;border-bottom:1px solid var(--line);
  transition:background-color .2s ease;
}
.row-item:hover{background:var(--bg);}
.row-index{
  flex:0 0 34px;font-size:14px;font-weight:700;color:var(--brand-500);
  font-variant-numeric:tabular-nums;
}
.row-main{flex:1 1 auto;min-width:0;}
.row-title{font-size:17px;font-weight:700;color:var(--ink-900);line-height:1.5;transition:color .2s ease;}
.row-item:hover .row-title{color:var(--brand-700);}
.row-desc{margin-top:4px;font-size:14px;color:var(--ink-600);}
.row-tags{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap;}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:var(--brand-050);color:var(--brand-700);font-size:12px;font-weight:600;
}
.row-time{flex:0 0 auto;font-size:13px;color:var(--ink-400);font-variant-numeric:tabular-nums;}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(58,109,181,.5);box-shadow:var(--shadow-rest);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;font-size:16px;font-weight:600;color:var(--ink-900);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand-700);}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;position:relative;border-radius:50%;
  background:var(--brand-050);transition:transform .2s ease,background-color .2s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-700);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:11px;height:2px;}
.faq-icon::after{width:2px;height:11px;transition:opacity .2s ease;}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--accent-100);}
.faq-item[open] .faq-icon::before,.faq-item[open] .faq-icon::after{background:var(--brand-700);}
.faq-body{padding:0 22px 22px;font-size:15px;line-height:1.8;color:var(--ink-600);animation:fadeIn .2s ease;}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:translateY(0);}}

/* ---------- Topic nav ---------- */
.topic-nav{padding:56px 0;background:var(--surface);border-top:1px solid var(--line);}
.topic-nav h2{font-size:16px;font-weight:700;color:var(--ink-900);margin-bottom:16px;letter-spacing:.01em;}
.topic-chips{display:flex;flex-wrap:wrap;gap:10px;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--brand-900);
  border-radius:20px;
  padding:56px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(233,169,60,.22),rgba(233,169,60,0) 70%);
}
.cta-band h2{font-size:26px;font-weight:700;color:#fff;line-height:1.35;letter-spacing:-.01em;}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.72);max-width:52ch;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2;}
.cta-band .btn-primary{background:#fff;color:var(--brand-900);}
.cta-band .btn-primary:hover{background:var(--accent-100);color:var(--brand-900);}
.cta-band .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-900);color:#C7D6EA;margin-top:96px;padding:72px 0 0;}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:40px;
  padding-bottom:56px;
}
.footer-brand .brand-icon{color:#fff;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(233,169,60,.92);}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.8;color:rgba(199,214,234,.82);max-width:36ch;}
.social-row{display:flex;gap:10px;margin-top:20px;}
.social-row span{
  width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:#C7D6EA;
  transition:background-color .2s ease,color .2s ease;
}
.social-row span:hover{background:rgba(255,255,255,.18);color:#fff;}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-col a,.footer-col p{display:block;font-size:14px;line-height:1.9;color:#C7D6EA;}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:rgba(199,214,234,.72);flex-wrap:wrap;
}

/* ---------- Responsive ---------- */
@media (max-width:1279px){
  .nav-search{display:none;}
  .main-nav{gap:0;}
  .nav-link{font-size:14px;padding:8px 7px 10px;}
}
@media (max-width:1099px){
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .header-actions .btn-sm{display:none;}
}
@media (max-width:1024px){
  .section{padding:64px 0;}
  .hero-inner{padding:48px 0;}
  .hero-title{font-size:30px;}
  .mosaic-card--lead{grid-column:span 12;grid-row:auto;}
  .mosaic-card--lead .mosaic-media{aspect-ratio:16/9;height:auto;min-height:0;}
  .mosaic-card--sm{grid-column:span 6;}
  .strip-card{grid-template-columns:1fr;padding:8px;}
  .strip-item{padding:18px 20px;}
  .strip-item + .strip-item{border-left:0;border-top:1px solid var(--line);}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px;}
  .cta-band{padding:40px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .section{padding:48px 0;}
  .section--tight{padding:40px 0;}
  .hero-banner{min-height:auto;}
  .hero-title{font-size:27px;max-width:none;}
  .hero-sub{font-size:15.5px;}
  .section-title{font-size:23px;}
  .mosaic-card--sm{grid-column:span 12;}
  .row-item{flex-wrap:wrap;gap:10px;}
  .row-time{font-size:12.5px;}
  .cta-band{padding:32px 24px;border-radius:16px;}
  .cta-band h2{font-size:21px;}
  .footer-top{grid-template-columns:1fr;gap:32px;padding-bottom:40px;}
  .site-footer{margin-top:64px;padding-top:52px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:520px){
  .hero-inner{padding:40px 0;}
  .hero-title{font-size:24px;}
  .hero-actions .btn{width:100%;}
  .mosaic-card--lead .mosaic-title{font-size:18px;}
  .mosaic-title{font-size:16px;}
  .row-title{font-size:16px;}
  .faq-item summary{font-size:15px;padding:16px 18px;}
  .faq-body{padding:0 18px 18px;}
}

/* roulang page: category4 */
:root{
  --brand-900:#0E2444;--brand-700:#1B3F73;--brand-500:#3A6DB5;
  --accent-500:#E9A93C;--accent-100:#FDF3E2;
  --ink-900:#101B2C;--ink-600:#4A5B72;--ink-400:#8A99AD;
  --line:#E3E9F2;--bg:#F6F9FD;--surface:#FFFFFF;
  --radius-card:16px;--radius-img:12px;--radius-btn:12px;
  --shadow-rest:0 1px 2px rgba(16,27,44,.04),0 8px 24px -12px rgba(16,27,44,.12);
  --shadow-hover:0 16px 32px -16px rgba(16,27,44,.18);
  --ease:200ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,sans-serif;font-size:16px;line-height:1.75;color:var(--ink-600);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--brand-500);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{color:var(--ink-900);margin:0;letter-spacing:-0.01em;line-height:1.28}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-head h2{font-size:28px;font-weight:700}
.section-head p{margin-top:10px;font-size:15px;color:var(--ink-600);max-width:62ch}
.section-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--brand-500)}
.section-link svg{transition:transform var(--ease)}
.section-link:hover{color:var(--brand-700);text-decoration:none}
.section-link:hover svg{transform:translateX(4px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:999px;background:var(--accent-100);color:var(--brand-700);font-size:12.5px;font-weight:700;letter-spacing:.02em}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--ease)}
.site-header.is-scrolled{box-shadow:0 10px 28px -20px rgba(16,27,44,.45)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--brand-700);flex-shrink:0}
.brand:hover{text-decoration:none;color:var(--brand-900)}
.brand-icon{width:30px;height:30px;fill:var(--brand-700);flex-shrink:0}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-name{font-size:18px;font-weight:800}
.brand-sub{font-size:11px;font-weight:700;color:var(--brand-500);letter-spacing:.05em}
.main-nav{display:flex;align-items:center;gap:2px;flex:1;min-width:0}
.nav-link{position:relative;padding:8px 10px;font-size:15px;font-weight:500;color:var(--ink-600);border-radius:8px;white-space:nowrap;transition:color var(--ease),background var(--ease)}
.nav-link:hover{color:var(--brand-700);background:#F2F6FC;text-decoration:none}
.nav-link.is-active{color:var(--brand-700);font-weight:700}
.nav-link.is-active::after{content:"";position:absolute;left:10px;right:10px;bottom:-2px;height:2px;border-radius:2px;background:var(--brand-700)}
.nav-search{display:flex;align-items:center;gap:8px;height:40px;width:220px;padding:0 14px;border-radius:999px;background:#F2F6FC;border:1px solid transparent;transition:var(--ease);flex-shrink:0}
.nav-search:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(58,109,181,.15)}
.nav-search svg{flex-shrink:0;color:var(--ink-400)}
.nav-search input{border:0;background:transparent;outline:none;font-size:14px;color:var(--ink-900);width:100%;font-family:inherit}
.nav-search input::placeholder{color:var(--ink-400)}
.nav-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--brand-700)}
.nav-toggle:hover{background:var(--bg)}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;transition:transform var(--ease),background var(--ease),box-shadow var(--ease),color var(--ease);white-space:nowrap}
.btn-primary{background:var(--brand-700);color:#fff}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover);text-decoration:none}
.btn-primary:active{transform:none;box-shadow:var(--shadow-rest)}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-700)}
.btn-ghost:hover{background:#EEF4FD;color:var(--brand-700);text-decoration:none}
.btn-sm{padding:10px 18px;font-size:14px}
.btn svg{flex-shrink:0}

/* ===== Hero ===== */
.hero{position:relative;border-bottom:1px solid var(--line);background-color:#fff;background-image:linear-gradient(100deg,rgba(255,255,255,.97) 0%,rgba(246,249,253,.93) 42%,rgba(246,249,253,.55) 78%,rgba(246,249,253,.35) 100%),url('/assets/images/backpic/back-2.jpg');background-size:cover;background-position:center right}
.hero-inner{min-height:46vh;display:flex;flex-direction:column;justify-content:center;padding:56px 0 48px;max-width:790px}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:18px;flex-wrap:wrap}
.crumbs a{color:var(--ink-400)}
.crumbs a:hover{color:var(--brand-700);text-decoration:none}
.crumbs .sep{color:#C3CEE0}
.crumbs .current{color:var(--ink-600);font-weight:600}
.hero h1{font-size:42px;font-weight:800;color:var(--brand-900);margin:18px 0 0;max-width:20ch}
.hero-lead{margin-top:16px;font-size:17px;color:var(--ink-600);max-width:56ch}
.hero-actions{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}
.hero-bar{display:flex;align-items:center;gap:18px;margin-top:34px;font-size:14px;color:var(--ink-600);flex-wrap:wrap}
.hero-bar .num{font-weight:800;color:var(--brand-700);font-variant-numeric:tabular-nums}
.hero-bar .divider{width:1px;height:16px;background:#D5E0EF}

/* ===== Chart list ===== */
.chart-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-rest);overflow:hidden}
.chart-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;background:#FBFCFE;border-bottom:1px solid var(--line);flex-wrap:wrap}
.chart-head h3{font-size:17px;font-weight:700}
.chart-head span{font-size:13px;color:var(--ink-400)}
.chart-row{display:grid;grid-template-columns:54px 1fr auto;gap:20px;align-items:center;padding:17px 24px;border-top:1px solid var(--line);transition:background var(--ease)}
.chart-row:first-of-type{border-top:0}
.chart-row:hover{background:var(--bg)}
.chart-rank{font-size:19px;font-weight:800;color:#B9C6D8;font-variant-numeric:tabular-nums;letter-spacing:-0.02em}
.chart-row:nth-of-type(-n+3) .chart-rank{color:var(--accent-500)}
.chart-title{font-size:17px;font-weight:700;color:var(--ink-900);line-height:1.5;transition:color var(--ease)}
.chart-row:hover .chart-title{color:var(--brand-700)}
.chart-desc{margin-top:4px;font-size:14px;color:var(--ink-600);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:62ch}
.chart-meta{text-align:right;font-size:13px;color:var(--ink-400);font-variant-numeric:tabular-nums;line-height:1.6;white-space:nowrap}
.chart-meta strong{display:block;font-size:14px;font-weight:700;color:var(--ink-900)}
.trend{display:inline-flex;align-items:center;gap:4px;font-weight:700}
.trend.up{color:#2F7A5A}
.trend.down{color:#B4553F}
.trend.flat{color:var(--ink-400)}

/* ===== Fact bar ===== */
.factbar{display:grid;grid-template-columns:repeat(3,1fr);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-rest);overflow:hidden}
.factbar-item{display:flex;gap:14px;padding:24px 26px;border-left:1px solid var(--line)}
.factbar-item:first-child{border-left:0}
.factbar-item .ico{flex-shrink:0;width:38px;height:38px;border-radius:10px;background:var(--accent-100);display:flex;align-items:center;justify-content:center;color:var(--brand-700)}
.factbar-item h3{font-size:15px;font-weight:700;margin-bottom:4px}
.factbar-item p{font-size:14px;line-height:1.7;color:var(--ink-600)}

/* ===== Observe section ===== */
.observe{display:grid;grid-template-columns:6fr 6fr;gap:56px;align-items:start}
.observe h2{font-size:30px;font-weight:700;margin-bottom:18px}
.observe p{font-size:16px;line-height:1.8;margin-bottom:16px;max-width:34em}
.num-list{border-top:1px solid var(--line)}
.num-item{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}
.num-item .idx{flex-shrink:0;width:30px;height:30px;border-radius:999px;background:var(--brand-700);color:#fff;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums}
.num-item h3{font-size:17px;font-weight:700;margin-bottom:4px}
.num-item p{font-size:14.5px;line-height:1.7;margin:0;color:var(--ink-600)}

/* ===== FAQ ===== */
.faq{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;max-width:920px}
.faq-item+.faq-item{border-top:1px solid var(--line)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:20px 24px;background:none;border:0;text-align:left;font-size:16px;font-weight:600;color:var(--ink-900);transition:color var(--ease),background var(--ease)}
.faq-q:hover{color:var(--brand-700);background:#FBFCFE}
.faq-icon{flex-shrink:0;color:var(--brand-500);transition:transform var(--ease)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-item.is-open .faq-q{color:var(--brand-700)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms ease}
.faq-a p{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--ink-600);max-width:66ch}

/* ===== CTA band ===== */
.cta-band{position:relative;background:var(--brand-900);border-radius:20px;padding:56px;display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:rgba(233,169,60,.10)}
.cta-band h2{color:#fff;font-size:28px;font-weight:700;margin-bottom:12px;position:relative}
.cta-band p{color:#B9CBDF;font-size:15px;line-height:1.8;max-width:36ch;position:relative}
.cta-form{position:relative;z-index:1}
.cta-input-row{display:flex;gap:12px}
.cta-form input[type="email"]{flex:1;height:48px;padding:0 16px;border-radius:12px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff;font-size:15px;font-family:inherit;outline:none;transition:var(--ease)}
.cta-form input[type="email"]::placeholder{color:#8FA7C4}
.cta-form input[type="email"]:focus{border-color:var(--accent-500);background:rgba(255,255,255,.14)}
.cta-form input[type="email"].is-error{border-color:#E4735F;background:rgba(228,115,95,.12)}
.form-hint{margin-top:10px;font-size:13px;color:#93A9C6;min-height:20px}
.form-hint.is-error{color:#F2A192}
.form-hint.is-ok{color:#9FE0C4}

/* ===== Topic chips ===== */
.topic-chips{display:flex;flex-wrap:wrap;gap:12px}
.chip{display:inline-flex;align-items:center;height:42px;padding:0 18px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:14px;font-weight:500;color:var(--ink-600);transition:var(--ease)}
.chip:hover{border-color:var(--accent-500);color:var(--brand-700);text-decoration:none;transform:translateY(-1px)}
.chip.is-current{background:var(--brand-700);border-color:var(--brand-700);color:#fff}
.chip.is-current:hover{color:#fff;transform:none}

/* ===== Footer ===== */
.site-footer{background:var(--brand-900);color:#C7D6EA;padding:64px 0 0}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand .brand{color:#fff}
.footer-brand .brand:hover{color:#fff;text-decoration:none}
.footer-brand .brand-icon{fill:#fff}
.footer-brand .brand-sub{color:var(--accent-500)}
.footer-brand p{margin:16px 0;font-size:14px;line-height:1.85;color:#A9BFDA;max-width:330px}
.social-row{display:flex;gap:10px}
.social-row span{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.08);color:#C7D6EA}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px}
.footer-col a{display:block;font-size:14px;line-height:1.95;color:#C7D6EA}
.footer-col a:hover{color:#fff;text-decoration:none}
.footer-col p{font-size:14px;line-height:1.95;color:#C7D6EA}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8FA7C4}

/* ===== Mobile drawer ===== */
.drawer-mask{position:fixed;inset:0;background:rgba(14,36,68,.45);opacity:0;pointer-events:none;transition:opacity var(--ease);z-index:70}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;height:100%;width:300px;max-width:88vw;background:#fff;z-index:80;transform:translateX(100%);transition:transform 260ms ease;display:flex;flex-direction:column;padding:20px;overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;border-radius:12px;background:#F2F6FC;margin-bottom:16px}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;font-family:inherit;color:var(--ink-900)}
.drawer nav{display:flex;flex-direction:column}
.drawer nav a{padding:13px 6px;font-size:15px;font-weight:500;color:var(--ink-600);border-bottom:1px solid var(--line)}
.drawer nav a:hover{color:var(--brand-700);text-decoration:none}
.drawer nav a.is-active{color:var(--brand-700);font-weight:700}
.drawer .btn{margin-top:20px;width:100%}

/* ===== Responsive ===== */
@media(max-width:1279px){
  .nav-search{width:180px}
  .nav-link{font-size:14px;padding:8px 8px}
  .nav-link.is-active::after{left:8px;right:8px}
}
@media(max-width:1099px){
  .nav-search{display:none}
}
@media(max-width:1023px){
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:64px;justify-content:space-between}
  .section{padding:64px 0}
  .section--tight{padding:48px 0}
  .hero h1{font-size:34px}
  .observe{grid-template-columns:1fr;gap:32px}
  .factbar{grid-template-columns:1fr}
  .factbar-item{border-left:0;border-top:1px solid var(--line);padding:20px 22px}
  .factbar-item:first-child{border-top:0}
  .cta-band{grid-template-columns:1fr;padding:40px 32px;gap:28px}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
  .chart-desc{max-width:none}
}
@media(max-width:767px){
  .container{padding:0 20px}
  .section{padding:40px 0}
  .section--tight{padding:36px 0}
  .hero-inner{min-height:auto;padding:40px 0 36px}
  .hero h1{font-size:29px}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .hero-bar{gap:12px;font-size:13px}
  .hero-bar .divider{display:none}
  .chart-row{grid-template-columns:32px 1fr;gap:12px;padding:16px 18px}
  .chart-rank{font-size:16px}
  .chart-title{font-size:15.5px}
  .chart-desc{white-space:normal;font-size:13.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .chart-meta{grid-column:2;text-align:left;display:flex;align-items:center;gap:12px;font-size:12.5px}
  .chart-meta strong{display:inline;font-size:12.5px}
  .chart-head{padding:16px 18px}
  .cta-band{padding:32px 22px;border-radius:16px}
  .cta-band h2{font-size:22px}
  .cta-input-row{flex-direction:column}
  .cta-input-row .btn{width:100%}
  .faq-q{font-size:15px;padding:17px 18px}
  .faq-a p{padding:0 18px 18px;font-size:14.5px}
  .section-head h2{font-size:23px}
  .footer-top{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media(max-width:519px){
  .brand-name{font-size:16px}
  .brand-sub{font-size:10px}
  .hero h1{font-size:26px}
  .observe h2{font-size:24px}
}

/* roulang page: category5 */
:root{
  --brand-900:#0E2444;--brand-700:#1B3F73;--brand-500:#3A6DB5;
  --accent-500:#E9A93C;--accent-100:#FDF3E2;
  --ink-900:#101B2C;--ink-600:#4A5B72;--ink-400:#8A99AD;
  --line:#E3E9F2;--bg:#F6F9FD;--surface:#FFFFFF;
  --r-card:16px;--r-img:12px;--r-btn:12px;
  --sh-1:0 1px 2px rgba(16,27,44,.04),0 8px 24px -12px rgba(16,27,44,.12);
  --sh-2:0 16px 32px -16px rgba(16,27,44,.18);
}
*,*::before,*::after{box-sizing:border-box}
body.site-body{
  margin:0;background:var(--bg);color:var(--ink-600);
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-500);text-decoration:none}
a:hover{color:var(--brand-700)}
button{font-family:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--accent-500);outline-offset:2px;border-radius:6px;
}
body .container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-tight{padding:72px 0}
@media (max-width:1023px){.section{padding:64px 0}.section-tight{padding:48px 0}}
@media (max-width:767px){.section{padding:40px 0}.section-tight{padding:32px 0}body .container{padding:0 20px}}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s ease}
.site-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(16,27,44,.35)}
.header-inner{display:flex;align-items:center;gap:16px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;text-decoration:none;color:var(--brand-900)}
.brand-icon{width:30px;height:30px;color:var(--brand-700);flex:none}
.brand-text{display:inline-flex;align-items:baseline;gap:2px;white-space:nowrap}
.brand-name{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--brand-900)}
.brand-sub{font-size:12px;font-weight:700;color:var(--brand-500);letter-spacing:.02em}
.main-nav{display:flex;align-items:center;justify-content:center;flex:1 1 auto;min-width:0}
.nav-link{position:relative;display:inline-flex;align-items:center;height:72px;padding:0 7px;font-size:14px;font-weight:500;color:var(--ink-600);text-decoration:none;white-space:nowrap;transition:color .18s ease}
.nav-link:hover{color:var(--brand-700)}
.nav-link.is-active{color:var(--brand-700);font-weight:700}
.nav-link.is-active::after{content:"";position:absolute;left:7px;right:7px;bottom:0;height:2px;border-radius:2px;background:var(--brand-700)}
.nav-search{position:relative;flex:none;width:170px}
.nav-search input{
  width:100%;height:40px;border-radius:999px;border:1px solid transparent;background:#F2F6FC;
  padding:0 14px 0 38px;font-size:14px;color:var(--ink-900);transition:all .18s ease;
}
.nav-search input::placeholder{color:var(--ink-400)}
.nav-search input:focus{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(58,109,181,.14);outline:none}
.nav-search .search-ic{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--ink-400);pointer-events:none}
.nav-cta{flex:none;padding:11px 20px;font-size:14px}
.nav-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--brand-700);margin-left:auto}
.nav-toggle svg{width:20px;height:20px}
@media (max-width:1279px){
  .nav-link:nth-child(n+7){display:none}
  .nav-search{width:150px}
}
@media (max-width:1023px){
  .nav-link:nth-child(n+5){display:none}
  .nav-search{display:none}
}
@media (max-width:767px){
  .header-inner{height:60px}
  .main-nav{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .brand-icon{width:26px;height:26px}
  .brand-name{font-size:15.5px}
  .brand-sub{font-size:11px}
}

/* ---------- Mobile drawer ---------- */
.drawer-overlay{position:fixed;inset:0;background:rgba(16,27,44,.44);z-index:55;opacity:0;pointer-events:none;transition:opacity .25s ease}
.drawer-overlay.is-open{opacity:1;pointer-events:auto}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(330px,86vw);background:#fff;z-index:60;
  transform:translateX(100%);transition:transform .28s ease;overflow-y:auto;padding:20px;
  box-shadow:-18px 0 40px -24px rgba(16,27,44,.4);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-head span{font-size:15px;font-weight:700;color:var(--ink-900)}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink-600);font-size:20px;line-height:1}
.drawer-search{margin-bottom:18px}
.drawer-search input{width:100%;height:46px;border-radius:12px;border:1px solid var(--line);background:#F6F9FD;padding:0 14px;font-size:15px;color:var(--ink-900)}
.drawer-nav{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.drawer-nav a{display:block;padding:14px 4px;border-bottom:1px solid var(--line);font-size:15px;font-weight:500;color:var(--ink-600)}
.drawer-nav a.is-active{color:var(--brand-700);font-weight:700}
.drawer-cta{width:100%;margin-top:20px}

/* ---------- Buttons & badges ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;border-radius:var(--r-btn);padding:14px 28px;border:1px solid transparent;cursor:pointer;transition:all .2s ease;text-decoration:none}
.btn-primary{background:var(--brand-700);color:#fff}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:none;box-shadow:none}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-700)}
.btn-ghost:hover{background:#EEF4FD;color:var(--brand-700)}
.btn-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--brand-500)}
.btn-link:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:4px}
.btn-link .arrow{transition:transform .2s ease}
.btn-link:hover .arrow{transform:translateX(4px)}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--accent-100);color:var(--brand-700);font-size:12px;font-weight:600;letter-spacing:.02em}
.kw-chip{display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;background:var(--accent-100);color:var(--brand-700);font-size:13px;font-weight:600;border:1px solid rgba(233,169,60,.32)}

/* ---------- Hero ---------- */
.cat-hero{position:relative;background-image:url('/assets/images/backpic/back-2.jpg');background-size:cover;background-position:center;padding:64px 0 60px;min-height:46vh;display:flex;align-items:center;overflow:hidden}
.cat-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.88) 46%,rgba(246,249,253,.62) 100%)}
.cat-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:18px}
.breadcrumb a{color:var(--brand-500)}
.breadcrumb a:hover{text-decoration:underline;text-underline-offset:3px}
.breadcrumb .sep{color:var(--line)}
.breadcrumb .current{color:var(--ink-400)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--brand-500);text-transform:none;margin-bottom:14px}
.eyebrow::before{content:"";width:20px;height:3px;border-radius:2px;background:var(--accent-500)}
.page-title{font-size:clamp(28px,3.4vw,42px);line-height:1.25;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);margin:0 0 16px;max-width:22ch}
.hero-lead{font-size:17px;line-height:1.8;color:var(--ink-600);margin:0 0 22px;max-width:56ch}
.hero-kws{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- Intro panel ---------- */
.intro-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:40px;margin-top:-40px;position:relative;z-index:3}
.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:start}
.intro-title{font-size:26px;line-height:1.35;font-weight:700;color:var(--ink-900);margin:0 0 16px}
.intro-text p{font-size:16px;line-height:1.8;margin:0 0 1.1em;max-width:62ch}
.intro-stats{list-style:none;margin:0;padding:0;border-left:3px solid var(--accent-500);padding-left:20px}
.intro-stats li{padding:10px 0}
.intro-stats li + li{border-top:1px solid var(--line)}
.stat-num{display:block;font-size:24px;font-weight:800;color:var(--brand-700);font-variant-numeric:tabular-nums;line-height:1.3}
.stat-label{display:block;font-size:13.5px;color:var(--ink-400)}
@media (max-width:900px){
  .intro-panel{padding:28px;margin-top:-24px}
  .intro-grid{grid-template-columns:1fr;gap:28px}
}

/* ---------- Highlight split ---------- */
.split{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.split-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card)}
.split-media .badge{position:absolute;top:16px;left:16px;background:#fff;box-shadow:var(--sh-1);height:28px;padding:0 12px}
.h2{font-size:28px;line-height:1.35;font-weight:700;letter-spacing:-.01em;color:var(--ink-900);margin:0 0 14px}
.h3{font-size:19px;line-height:1.45;font-weight:700;color:var(--ink-900);margin:0 0 8px}
.lead-text{font-size:16px;line-height:1.8;margin:0 0 1.1em;max-width:64ch}
.number-list{list-style:none;margin:24px 0 0;padding:0;counter-reset:nl}
.number-list li{position:relative;padding:0 0 18px 46px;counter-increment:nl}
.number-list li::before{
  content:counter(nl,decimal-leading-zero);position:absolute;left:0;top:2px;
  font-size:13px;font-weight:700;color:var(--brand-500);font-variant-numeric:tabular-nums;
  border:1px solid var(--line);border-radius:8px;width:32px;height:26px;display:flex;align-items:center;justify-content:center;background:#fff;
}
.number-list .nl-title{display:block;font-size:16.5px;font-weight:700;color:var(--ink-900);margin-bottom:2px}
.number-list .nl-desc{display:block;font-size:15px;color:var(--ink-600);line-height:1.75}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:28px}}

/* ---------- Flow steps ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px}
.flow-step{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:26px 22px;transition:all .2s ease}
.flow-step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(58,109,181,.4)}
.flow-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:var(--accent-100);color:var(--brand-700);font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;margin-bottom:14px}
.flow-step p{font-size:14.5px;line-height:1.75;margin:0;color:var(--ink-600)}
@media (max-width:1023px){.flow{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.flow{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:8px 28px;box-shadow:var(--sh-1)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:none}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:18px;list-style:none;cursor:pointer;padding:20px 0;font-size:16px;font-weight:600;color:var(--ink-900);transition:color .18s ease}
.faq-q::-webkit-details-marker{display:none}
.faq-q:hover{color:var(--brand-700)}
.faq-ic{position:relative;width:18px;height:18px;flex:none}
.faq-ic::before,.faq-ic::after{content:"";position:absolute;background:var(--brand-700);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.faq-ic::before{left:0;top:8px;width:18px;height:2px}
.faq-ic::after{left:8px;top:0;width:2px;height:18px}
.faq-item[open] .faq-ic::after{transform:rotate(90deg);opacity:0}
.faq-a{padding:0 0 20px;animation:faqFade .2s ease}
.faq-a p{margin:0;font-size:15px;line-height:1.8;color:var(--ink-600);max-width:70ch}
@keyframes faqFade{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
@media (max-width:767px){.faq-card{padding:4px 20px}}

/* ---------- Read next cards ---------- */
.read-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:36px}
.read-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:all .2s ease;color:inherit}
.read-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(58,109,181,.4);color:inherit}
.read-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.read-body{padding:22px 24px 24px}
.read-body .h3{margin-bottom:8px}
.read-body p{font-size:14.5px;line-height:1.75;color:var(--ink-600);margin:0 0 14px}
.read-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-400)}
@media (max-width:767px){.read-grid{grid-template-columns:1fr}}

/* ---------- CTA band ---------- */
.cta-band{background:var(--brand-900);border-radius:20px;padding:56px;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;color:#fff}
.cta-band .h2{color:#fff;margin-bottom:12px}
.cta-band p{color:#C7D6EA;font-size:15.5px;line-height:1.8;margin:0;max-width:46ch}
.cta-form{display:flex;gap:12px}
.cta-form input{flex:1 1 auto;height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.96);padding:0 16px;font-size:15px;color:var(--ink-900);transition:all .18s ease}
.cta-form input:focus{outline:none;border-color:var(--accent-500);box-shadow:0 0 0 3px rgba(233,169,60,.35)}
.cta-form input.is-error{border-color:#E2654C;box-shadow:0 0 0 3px rgba(226,101,76,.25)}
.cta-form .btn-primary{background:var(--accent-500);color:var(--brand-900);flex:none}
.cta-form .btn-primary:hover{background:#f0b95c;color:var(--brand-900)}
.form-note{font-size:13px;color:#9DB3CE;margin:12px 0 0}
.form-error{display:none;font-size:13px;color:#FFC7BB;margin:10px 0 0}
.form-error.is-shown{display:block}
@media (max-width:900px){
  .cta-band{grid-template-columns:1fr;padding:36px 28px;gap:24px;border-radius:16px}
  .cta-form{flex-direction:column}
  .cta-form input,.cta-form .btn-primary{width:100%}
}

/* ---------- Channel chips ---------- */
.chips-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.chip-link{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink-600);font-size:14px;font-weight:500;transition:all .18s ease}
.chip-link:hover{border-color:var(--brand-500);color:var(--brand-700);background:#EEF4FD;text-decoration:none}
.chip-link.is-current{background:var(--brand-700);border-color:var(--brand-700);color:#fff;font-weight:600}

/* ---------- Section head ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:12px}
.section-head .h2{margin-bottom:0}
@media (max-width:640px){.section-head{flex-direction:column;align-items:flex-start;gap:12px}}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-900);color:#C7D6EA;padding:72px 0 0;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand .brand{color:#fff;margin-bottom:18px}
.footer-brand .brand-icon{color:#fff}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:var(--accent-500)}
.footer-brand p{font-size:14px;line-height:1.85;color:#A9BED8;margin:0;max-width:34ch}
.social-row{display:flex;gap:12px;margin-top:20px}
.social-row span{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.08);color:#C7D6EA;transition:all .18s ease}
.social-row span:hover{background:rgba(255,255,255,.16);color:#fff}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin:0 0 16px}
.footer-col a{display:block;font-size:14px;line-height:1.9;color:#C7D6EA;margin-bottom:8px;transition:color .18s ease}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-contact p{font-size:14px;line-height:1.9;color:#A9BED8;margin:0 0 8px}
.footer-contact strong{color:#fff;font-weight:600}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13px;color:#8FA6C2}
@media (max-width:1023px){.footer-top{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:640px){
  .site-footer{padding:48px 0 0}
  .footer-top{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}

/* roulang page: category7 */
:root{
    --brand-900:#0E2444;
    --brand-700:#1B3F73;
    --brand-500:#3A6DB5;
    --accent-500:#E9A93C;
    --accent-100:#FDF3E2;
    --ink-900:#101B2C;
    --ink-600:#4A5B72;
    --ink-400:#8A99AD;
    --line:#E3E9F2;
    --bg:#F6F9FD;
    --surface:#FFFFFF;
    --soft:#EEF4FD;
    --r-card:16px;
    --r-img:12px;
    --r-btn:12px;
    --shadow-sm:0 1px 2px rgba(16,27,44,.04), 0 8px 24px -12px rgba(16,27,44,.12);
    --shadow-hover:0 16px 32px -16px rgba(16,27,44,.18);
    --sec:96px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
  body{
    margin:0;background:var(--bg);color:var(--ink-600);
    font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,sans-serif;
    font-size:16px;line-height:1.75;letter-spacing:0;-webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
  ul,ol{padding:0;list-style:none;}
  img{max-width:100%;display:block;}
  a{color:var(--brand-500);text-decoration:none;transition:color .2s ease,border-color .2s ease;}
  a:hover{color:var(--brand-700);}
  button{font-family:inherit;cursor:pointer;}
  input{font-family:inherit;}
  :focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:4px;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
  .section{padding:var(--sec) 0;}
  .section--tight{padding:64px 0;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    background:var(--accent-100);color:var(--brand-700);
    font-size:12px;font-weight:700;letter-spacing:.04em;
    padding:5px 14px;border-radius:999px;
  }
  .section-head{max-width:760px;margin-bottom:40px;}
  .section-head h2{
    font-size:28px;line-height:1.35;font-weight:700;color:var(--ink-900);
    letter-spacing:-.01em;margin-top:14px;
  }
  .section-head p{margin-top:14px;color:var(--ink-600);}
  .rule-title{position:relative;padding-left:14px;}
  .rule-title::before{content:"";position:absolute;left:0;top:.35em;bottom:.35em;width:4px;border-radius:2px;background:var(--accent-500);}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;background:#fff;
    border-bottom:1px solid var(--line);transition:box-shadow .25s ease;
  }
  .site-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(16,27,44,.45);}
  .header-inner{display:flex;align-items:center;gap:24px;height:72px;}
  .brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand-700);flex-shrink:0;}
  .brand-icon{width:30px;height:30px;color:var(--brand-700);flex-shrink:0;}
  .brand-text{display:flex;align-items:baseline;gap:8px;white-space:nowrap;}
  .brand-name{font-size:19px;font-weight:800;color:var(--brand-700);letter-spacing:-.01em;}
  .brand-sub{font-size:12px;font-weight:600;color:var(--brand-500);letter-spacing:.02em;}
  .main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:nowrap;}
  .nav-link{
    position:relative;display:inline-block;padding:8px 10px;
    font-size:15px;font-weight:500;color:var(--ink-600);white-space:nowrap;
    border-radius:8px;transition:color .2s ease,background .2s ease;
  }
  .nav-link:hover{color:var(--brand-700);background:var(--soft);}
  .nav-link.is-active{color:var(--brand-700);font-weight:700;}
  .nav-link.is-active::after{
    content:"";position:absolute;left:10px;right:10px;bottom:-2px;height:2px;
    background:var(--brand-700);border-radius:2px;
  }
  .header-tools{display:flex;align-items:center;gap:12px;flex-shrink:0;}
  .search-box{
    display:flex;align-items:center;gap:8px;background:#F2F6FC;
    border:1px solid transparent;border-radius:var(--r-btn);
    padding:0 12px;height:42px;width:220px;transition:background .2s,border-color .2s,box-shadow .2s;
  }
  .search-box:hover{background:#EAF1FB;}
  .search-box:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(58,109,181,.15);}
  .search-box svg{width:16px;height:16px;color:var(--ink-400);flex-shrink:0;}
  .search-box input{
    border:0;background:transparent;outline:none;width:100%;
    font-size:14px;color:var(--ink-900);height:100%;
  }
  .search-box input::placeholder{color:var(--ink-400);}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:var(--r-btn);font-weight:600;font-size:15px;
    padding:14px 28px;border:1px solid transparent;
    transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .btn-primary{background:var(--brand-700);color:#fff;}
  .btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover);}
  .btn-primary:active{transform:translateY(0);box-shadow:none;}
  .btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-700);}
  .btn-ghost:hover{background:var(--soft);color:var(--brand-700);}
  .btn-light{background:#fff;color:var(--brand-900);}
  .btn-light:hover{background:var(--accent-100);color:var(--brand-900);transform:translateY(-1px);}
  .btn-sm{padding:10px 18px;font-size:14px;}
  .link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-500);font-size:15px;}
  .link-arrow svg{width:16px;height:16px;transition:transform .2s ease;}
  .link-arrow:hover{color:var(--brand-700);}
  .link-arrow:hover svg{transform:translateX(4px);}

  .nav-toggle{
    display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);
    background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  }
  .nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand-700);transition:.2s;}
  .nav-toggle:hover{background:var(--soft);}

  /* Drawer */
  .drawer-backdrop{
    position:fixed;inset:0;background:rgba(14,36,68,.42);opacity:0;visibility:hidden;
    transition:opacity .25s ease,visibility .25s ease;z-index:70;
  }
  .drawer-backdrop.is-open{opacity:1;visibility:visible;}
  .mobile-drawer{
    position:fixed;top:0;right:0;height:100%;width:min(340px,86vw);background:#fff;z-index:80;
    transform:translateX(102%);transition:transform .28s ease;
    padding:20px;display:flex;flex-direction:column;gap:16px;overflow-y:auto;
  }
  .mobile-drawer.is-open{transform:translateX(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;}
  .drawer-title{font-size:16px;font-weight:700;color:var(--ink-900);}
  .drawer-close{
    width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;
    color:var(--ink-600);font-size:20px;line-height:1;display:flex;align-items:center;justify-content:center;
  }
  .drawer-close:hover{background:var(--soft);color:var(--brand-700);}
  .drawer-search{width:100%;height:46px;}
  .drawer-nav{display:flex;flex-direction:column;border-top:1px solid var(--line);}
  .drawer-nav a{
    padding:13px 4px;border-bottom:1px solid var(--line);color:var(--ink-600);
    font-size:15px;font-weight:500;
  }
  .drawer-nav a:hover,.drawer-nav a.is-active{color:var(--brand-700);font-weight:700;}
  .drawer-cta{width:100%;margin-top:4px;}

  .skip-link{
    position:absolute;left:-9999px;top:0;background:var(--brand-700);color:#fff;
    padding:10px 18px;border-radius:0 0 10px 0;z-index:100;
  }
  .skip-link:focus{left:0;color:#fff;}

  /* ---------- Hero ---------- */
  .hero-guide{
    position:relative;overflow:hidden;min-height:46vh;display:flex;align-items:center;
    padding:72px 0 64px;color:#fff;
    background-image:linear-gradient(100deg,rgba(14,36,68,.90) 0%,rgba(14,36,68,.72) 46%,rgba(27,63,115,.46) 100%),url('/assets/images/backpic/back-1.jpg');
    background-size:cover;background-position:center;
  }
  .hero-guide::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(255,255,255,0) 62%,rgba(246,249,253,.16) 100%);
    pointer-events:none;
  }
  .hero-guide .container{position:relative;z-index:2;}
  .breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:22px;flex-wrap:wrap;}
  .breadcrumb a{color:rgba(255,255,255,.86);}
  .breadcrumb a:hover{color:#fff;}
  .breadcrumb .sep{opacity:.5;}
  .breadcrumb .current{color:#fff;font-weight:600;}
  .hero-title{
    font-size:44px;line-height:1.22;font-weight:800;letter-spacing:-.015em;
    color:#fff;max-width:20ch;
  }
  .hero-sub{margin-top:18px;font-size:17px;line-height:1.7;color:rgba(255,255,255,.86);max-width:56ch;}
  .hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;margin-top:28px;font-size:14px;color:rgba(255,255,255,.8);}
  .hero-meta span{display:inline-flex;align-items:center;gap:8px;}
  .hero-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--accent-500);}

  /* ---------- Intro ---------- */
  .intro{background:#fff;border-bottom:1px solid var(--line);padding:72px 0;}
  .intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:start;}
  .intro-body p{max-width:70ch;color:var(--ink-600);}
  .intro-body p + p{margin-top:1.25em;}
  .chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
  .chip{
    display:inline-flex;align-items:center;gap:6px;
    border:1px solid var(--line);background:var(--surface);color:var(--brand-700);
    font-size:13px;font-weight:600;padding:7px 14px;border-radius:999px;
  }
  .intro-card{
    background:var(--bg);border:1px solid var(--line);border-radius:var(--r-card);
    padding:28px;box-shadow:var(--shadow-sm);
  }
  .intro-card h3{font-size:17px;font-weight:700;color:var(--ink-900);margin-bottom:16px;}
  .mini-list{display:flex;flex-direction:column;gap:14px;}
  .mini-list li{display:flex;gap:12px;font-size:14.5px;line-height:1.6;color:var(--ink-600);}
  .mini-list .tick{
    flex-shrink:0;width:20px;height:20px;border-radius:50%;background:var(--accent-100);
    color:var(--brand-700);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;margin-top:2px;
  }

  /* ---------- Steps ---------- */
  .steps-wrap{background:var(--bg);}
  .step-list{border-top:1px solid var(--line);background:#fff;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-sm);}
  .step-item{
    display:grid;grid-template-columns:64px 1fr 120px;gap:20px;align-items:start;
    padding:26px 28px;border-bottom:1px solid var(--line);
    transition:background .2s ease;
  }
  .step-item:last-child{border-bottom:0;}
  .step-item:hover{background:#FBFDFF;}
  .step-num{
    font-size:15px;font-weight:800;color:var(--brand-500);
    font-variant-numeric:tabular-nums;letter-spacing:.04em;padding-top:3px;
  }
  .step-num::before{content:"0";}
  .step-content h3{font-size:18px;font-weight:700;color:var(--ink-900);margin-bottom:8px;}
  .step-content p{font-size:15px;color:var(--ink-600);max-width:64ch;}
  .step-tag{
    display:inline-block;margin-top:12px;font-size:12px;font-weight:600;
    color:var(--brand-700);background:var(--accent-100);padding:3px 10px;border-radius:999px;
  }
  .step-action{display:flex;justify-content:flex-end;padding-top:4px;}

  /* ---------- Spec table ---------- */
  .spec{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .spec-grid{display:grid;grid-template-columns:340px 1fr;gap:48px;align-items:start;}
  .spec-aside h2{font-size:28px;line-height:1.35;font-weight:700;color:var(--ink-900);letter-spacing:-.01em;margin-top:14px;}
  .spec-aside p{margin-top:16px;font-size:15px;color:var(--ink-600);}
  .spec-note{
    margin-top:24px;background:var(--accent-100);border-radius:var(--r-img);
    padding:16px 18px;font-size:13.5px;line-height:1.7;color:var(--brand-900);
  }
  .table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);}
  table.spec-table{width:100%;border-collapse:collapse;min-width:560px;font-size:14.5px;}
  .spec-table thead th{
    background:var(--brand-900);color:#fff;font-weight:700;font-size:14px;
    text-align:left;padding:15px 18px;white-space:nowrap;
  }
  .spec-table tbody td{padding:14px 18px;color:var(--ink-600);border-bottom:1px solid var(--line);}
  .spec-table tbody tr:nth-child(even) td{background:#FAFCFF;}
  .spec-table tbody tr:last-child td{border-bottom:0;}
  .spec-table tbody td:first-child{color:var(--ink-900);font-weight:600;}
  .spec-table .num{font-variant-numeric:tabular-nums;}

  /* ---------- FAQ ---------- */
  .faq{background:var(--bg);}
  .faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .faq-item:hover{border-color:#CBD9EC;}
  .faq-item[open]{box-shadow:var(--shadow-sm);border-color:#CFDDF0;}
  .faq-item summary{
    list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink-900);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{
    content:"+";flex-shrink:0;width:26px;height:26px;border-radius:50%;
    border:1px solid var(--line);color:var(--brand-700);font-size:16px;font-weight:700;
    display:flex;align-items:center;justify-content:center;transition:transform .25s ease,background .2s ease;
  }
  .faq-item[open] summary::after{content:"−";transform:rotate(180deg);background:var(--accent-100);}
  .faq-answer{
    padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--ink-600);
    animation:fadeIn .22s ease;
  }
  @keyframes fadeIn{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:translateY(0);}}

  /* ---------- CTA band ---------- */
  .cta-band{padding:0 0 var(--sec);}
  .cta-box{
    background:var(--brand-900);border-radius:20px;padding:56px;color:#fff;
    display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;
    position:relative;overflow:hidden;
  }
  .cta-box::before{
    content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
    background:radial-gradient(circle,rgba(233,169,60,.28),rgba(233,169,60,0) 68%);
  }
  .cta-box h2{font-size:28px;line-height:1.35;font-weight:700;letter-spacing:-.01em;position:relative;}
  .cta-box p{margin-top:14px;font-size:15.5px;color:#C7D6EA;max-width:48ch;position:relative;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;justify-content:flex-end;}
  .cta-secondary{
    display:inline-flex;align-items:center;gap:8px;color:#fff;font-weight:600;font-size:15px;
    padding:14px 24px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.32);
    transition:background .2s ease,border-color .2s ease;
  }
  .cta-secondary:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.55);}

  /* ---------- Sibling nav ---------- */
  .siblings{padding:0 0 64px;background:var(--bg);}
  .siblings-inner{
    border-top:1px solid var(--line);padding-top:32px;
    display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  }
  .siblings-label{font-size:13px;font-weight:700;color:var(--ink-400);letter-spacing:.06em;margin-right:6px;}
  .sib-chip{
    display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--line);
    color:var(--ink-600);font-size:13.5px;font-weight:600;padding:8px 16px;border-radius:999px;
    transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
  }
  .sib-chip:hover{color:var(--brand-700);border-color:var(--brand-500);background:var(--soft);transform:translateY(-1px);}
  .sib-chip.is-current{background:var(--brand-700);border-color:var(--brand-700);color:#fff;}

  /* ---------- Footer ---------- */
  .site-footer{background:var(--brand-900);color:#C7D6EA;padding:72px 0 0;}
  .footer-top{
    display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;
  }
  .footer-brand .brand{color:#fff;margin-bottom:18px;}
  .footer-brand .brand-icon{color:#fff;}
  .footer-brand .brand-name{color:#fff;}
  .footer-brand .brand-sub{color:var(--accent-500);}
  .footer-brand p{font-size:14px;line-height:1.8;color:#A9BCD6;max-width:34ch;}
  .social-row{display:flex;gap:10px;margin-top:20px;}
  .social-row span{
    width:34px;height:34px;border-radius:10px;border:1px solid rgba(255,255,255,.16);
    display:flex;align-items:center;justify-content:center;color:#C7D6EA;
    transition:background .2s ease,color .2s ease,border-color .2s ease;
  }
  .social-row span:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.4);}
  .footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
  .footer-col a{display:block;font-size:14px;color:#C7D6EA;line-height:1.9;transition:color .2s ease;}
  .footer-col a:hover{color:#fff;}
  .footer-col p{font-size:14px;line-height:1.9;color:#A9BCD6;}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
    display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
    font-size:13px;color:#8DA3C0;
  }

  /* ---------- Responsive ---------- */
  @media (max-width:1279px){
    .search-box{width:180px;}
    .nav-link{padding:8px 8px;font-size:14px;}
  }
  @media (max-width:1023px){
    :root{--sec:64px;}
    .main-nav{display:none;}
    .nav-toggle{display:flex;}
    .header-tools .search-box{display:none;}
    .header-inner{height:64px;gap:16px;}
    .hero-title{font-size:36px;}
    .intro-grid{grid-template-columns:1fr;gap:36px;}
    .spec-grid{grid-template-columns:1fr;gap:32px;}
    .cta-box{grid-template-columns:1fr;padding:40px;}
    .cta-actions{justify-content:flex-start;}
    .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  }
  @media (max-width:767px){
    :root{--sec:40px;}
    .container{padding:0 20px;}
    .header-inner{height:60px;}
    .brand-text{flex-direction:column;gap:0;align-items:flex-start;}
    .brand-name{font-size:16px;line-height:1.2;}
    .brand-sub{font-size:10.5px;line-height:1.3;}
    .brand-icon{width:26px;height:26px;}
    .header-tools .btn-primary{display:none;}
    .hero-guide{min-height:68vh;padding:52px 0 48px;}
    .hero-title{font-size:29px;max-width:100%;}
    .hero-sub{font-size:15.5px;}
    .section-head h2,.spec-aside h2,.cta-box h2{font-size:23px;}
    .step-item{grid-template-columns:44px 1fr;gap:14px;padding:22px 20px;}
    .step-action{grid-column:2;justify-content:flex-start;padding-top:0;}
    .step-content h3{font-size:16.5px;}
    .step-content p{font-size:14.5px;}
    .faq-item summary{padding:16px 18px;font-size:15px;}
    .faq-answer{padding:0 18px 18px;font-size:14.5px;}
    .cta-box{padding:32px 24px;border-radius:16px;}
    .cta-actions{flex-direction:column;align-items:stretch;}
    .cta-actions .btn,.cta-secondary{width:100%;justify-content:center;}
    .footer-top{grid-template-columns:1fr;gap:28px;}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
    .intro{padding:48px 0;}
    .intro-card{padding:22px;}
    .siblings{padding-bottom:40px;}
  }

/* roulang page: category6 */
:root{
    --brand-900:#0E2444;
    --brand-700:#1B3F73;
    --brand-500:#3A6DB5;
    --accent-500:#E9A93C;
    --accent-100:#FDF3E2;
    --ink-900:#101B2C;
    --ink-600:#4A5B72;
    --ink-400:#8A99AD;
    --line:#E3E9F2;
    --bg:#F6F9FD;
    --surface:#FFFFFF;
    --radius-lg:16px;
    --radius-md:12px;
    --radius-pill:999px;
    --shadow-sm:0 1px 2px rgba(16,27,44,.04), 0 8px 24px -12px rgba(16,27,44,.12);
    --shadow-md:0 16px 32px -16px rgba(16,27,44,.18);
    --container:1200px;
    --section-y:96px;
  }

  *,*::before,*::after{box-sizing:border-box}

  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}

  .site-body{
    margin:0;
    font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.75;
    color:var(--ink-600);
    background:var(--bg);
    overflow-x:hidden;
  }

  .site-body h1,.site-body h2,.site-body h3,.site-body h4{
    margin:0;
    color:var(--ink-900);
    line-height:1.3;
    letter-spacing:-.01em;
  }

  .site-body p{margin:0}
  .site-body a{color:var(--brand-500);text-decoration:none;transition:color .2s ease}
  .site-body a:hover{color:var(--brand-700)}
  .site-body img{display:block;max-width:100%}
  .site-body ul,.site-body ol{margin:0;padding:0}
  .site-body button{font:inherit;cursor:pointer}
  .site-body input{font:inherit}
  .site-body svg{display:block}

  .site-body :focus-visible{
    outline:2px solid var(--accent-500);
    outline-offset:2px;
    border-radius:6px;
  }

  .container{
    width:100%;
    max-width:var(--container);
    margin:0 auto;
    padding:0 24px;
  }

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:#fff;
    border-bottom:1px solid var(--line);
    transition:box-shadow .2s ease;
  }
  .site-header.is-scrolled{box-shadow:var(--shadow-sm)}

  .header-inner{
    display:flex;
    align-items:center;
    gap:18px;
    height:72px;
  }

  .brand{
    display:inline-flex;
    align-items:center;
    gap:10px;
    flex:0 0 auto;
    color:var(--brand-700);
  }
  .brand-icon{width:30px;height:30px;color:var(--brand-700);flex:0 0 auto}
  .brand-text{display:flex;flex-direction:column;line-height:1.15}
  .brand-name{font-size:18px;font-weight:800;color:var(--brand-900);letter-spacing:.02em}
  .brand-sub{font-size:12px;font-weight:600;color:var(--brand-500);letter-spacing:.14em}

  .main-nav{
    display:flex;
    align-items:center;
    gap:6px;
    margin-left:auto;
    flex-wrap:nowrap;
  }
  .nav-link{
    position:relative;
    display:inline-block;
    padding:11px 8px;
    font-size:14.5px;
    font-weight:500;
    color:var(--ink-600);
    white-space:nowrap;
    border-radius:8px;
  }
  .nav-link:hover{color:var(--brand-700)}
  .nav-link.is-active{color:var(--brand-700);font-weight:700}
  .nav-link.is-active::after{
    content:"";
    position:absolute;
    left:8px;right:8px;bottom:2px;
    height:2px;
    border-radius:2px;
    background:var(--brand-700);
  }

  .header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}

  .search-box{
    display:flex;
    align-items:center;
    gap:8px;
    height:40px;
    width:196px;
    padding:0 14px;
    background:#F2F6FC;
    border:1px solid transparent;
    border-radius:var(--radius-pill);
    transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
  }
  .search-box svg{width:16px;height:16px;color:var(--ink-400);flex:0 0 auto}
  .search-box input{
    width:100%;
    border:0;
    background:transparent;
    outline:none;
    font-size:14px;
    color:var(--ink-900);
  }
  .search-box input::placeholder{color:var(--ink-400)}
  .search-box:focus-within{
    background:#fff;
    border-color:var(--brand-500);
    box-shadow:0 0 0 3px rgba(58,109,181,.14);
  }

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:14px 28px;
    border:1px solid transparent;
    border-radius:var(--radius-md);
    font-size:15px;
    font-weight:600;
    line-height:1.2;
    text-align:center;
    transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .btn-primary{background:var(--brand-700);color:#fff}
  .btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
  .btn-primary:active{transform:none;box-shadow:none}

  .btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-700)}
  .btn-outline:hover{background:#EEF4FD;color:var(--brand-700)}

  .btn-ghost{background:rgba(255,255,255,.9);color:var(--brand-900);border-color:rgba(27,63,115,.2)}
  .btn-ghost:hover{background:#fff;color:var(--brand-700);border-color:var(--brand-700)}

  .btn-sm{padding:10px 18px;font-size:14px;border-radius:10px}

  .nav-toggle{
    display:none;
    align-items:center;
    justify-content:center;
    width:44px;height:44px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-md);
    color:var(--brand-900);
  }
  .nav-toggle svg{width:20px;height:20px}

  .drawer-backdrop{
    position:fixed;
    inset:0;
    background:rgba(14,36,68,.44);
    opacity:0;
    pointer-events:none;
    transition:opacity .28s ease;
    z-index:70;
  }
  .drawer-backdrop.is-open{opacity:1;pointer-events:auto}

  .mobile-drawer{
    position:fixed;
    top:0;right:0;bottom:0;
    width:min(84vw,340px);
    padding:24px;
    background:#fff;
    border-left:1px solid var(--line);
    box-shadow:-16px 0 40px rgba(16,27,44,.16);
    transform:translateX(105%);
    transition:transform .28s ease;
    z-index:80;
    overflow-y:auto;
    display:flex;
    flex-direction:column;
    gap:18px;
  }
  .mobile-drawer.is-open{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
  .drawer-title{font-size:14px;font-weight:700;color:var(--ink-400);letter-spacing:.12em}
  .drawer-close{
    width:38px;height:38px;
    display:inline-flex;align-items:center;justify-content:center;
    border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--brand-900);
  }
  .drawer-links{display:flex;flex-direction:column}
  .drawer-links a{
    padding:12px 0;
    border-bottom:1px solid var(--line);
    font-size:15px;
    color:var(--ink-600);
    font-weight:500;
  }
  .drawer-links a.is-active{color:var(--brand-700);font-weight:700}
  .drawer-search{
    display:flex;align-items:center;gap:8px;
    height:46px;padding:0 14px;
    background:#F2F6FC;border-radius:var(--radius-md);
  }
  .drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px}

  /* ---------- Hero ---------- */
  .page-hero{
    position:relative;
    display:flex;
    align-items:center;
    min-height:46vh;
    padding:72px 0 60px;
    background-size:cover;
    background-position:center;
    overflow:hidden;
  }
  .page-hero::before{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(100deg,rgba(255,255,255,.96) 0%,rgba(246,249,253,.9) 52%,rgba(240,245,252,.6) 100%);
  }
  .page-hero-inner{position:relative;z-index:1;max-width:780px}

  .breadcrumb{
    display:flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    color:var(--ink-400);
    margin-bottom:22px;
  }
  .breadcrumb a{color:var(--ink-400)}
  .breadcrumb a:hover{color:var(--brand-500)}
  .breadcrumb .current{color:var(--brand-500);font-weight:600}

  .hero-badge{
    display:inline-flex;
    align-items:center;
    height:26px;
    padding:0 12px;
    border-radius:var(--radius-pill);
    background:var(--accent-100);
    color:var(--brand-700);
    font-size:12.5px;
    font-weight:700;
    letter-spacing:.06em;
  }

  .hero-title{
    margin:16px 0 18px;
    font-size:clamp(28px,4vw,42px);
    font-weight:800;
    line-height:1.25;
    color:var(--ink-900);
    letter-spacing:-.01em;
  }

  .hero-lead{
    max-width:34em;
    font-size:17px;
    line-height:1.85;
    color:var(--ink-600);
  }

  .hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-top:28px;
  }

  .hero-stats{
    display:flex;
    flex-wrap:wrap;
    gap:0;
    margin-top:34px;
    list-style:none;
  }
  .hero-stats li{
    display:flex;
    flex-direction:column;
    padding:0 24px;
    border-left:1px solid rgba(16,27,44,.14);
  }
  .hero-stats li:first-child{padding-left:0;border-left:0}
  .hero-stats strong{
    font-size:22px;
    font-weight:800;
    color:var(--brand-700);
    font-variant-numeric:tabular-nums;
    line-height:1.4;
  }
  .hero-stats span{font-size:13px;color:var(--ink-400)}

  /* ---------- Sections ---------- */
  .section{padding:var(--section-y) 0}
  .section-white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .section-tight{padding-top:56px}

  .section-head{max-width:720px;margin-bottom:40px}
  .section-head h2{
    position:relative;
    padding-left:16px;
    font-size:clamp(23px,3vw,30px);
    font-weight:700;
  }
  .section-head h2::before{
    content:"";
    position:absolute;
    left:0;top:6px;bottom:6px;
    width:4px;
    border-radius:4px;
    background:var(--accent-500);
  }
  .section-head p{margin-top:12px;font-size:16px;color:var(--ink-600)}

  .section-head-split{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:24px;
    max-width:none;
  }
  .text-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:14.5px;
    font-weight:600;
    color:var(--brand-500);
    white-space:nowrap;
  }
  .text-link svg{width:15px;height:15px;transition:transform .2s ease}
  .text-link:hover svg{transform:translateX(4px)}

  /* ---------- Spec bar ---------- */
  .spec-bar{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-sm);
    overflow:hidden;
  }
  .spec-item{
    display:flex;
    align-items:flex-start;
    gap:12px;
    padding:22px 24px;
    border-left:1px solid var(--line);
  }
  .spec-item:first-child{border-left:0}
  .spec-item svg{width:20px;height:20px;color:var(--brand-500);flex:0 0 auto;margin-top:3px}
  .spec-item h3{font-size:15px;font-weight:700;margin-bottom:4px}
  .spec-item p{font-size:13.5px;line-height:1.65;color:var(--ink-600)}

  /* ---------- Topic grid ---------- */
  .topic-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
    align-items:start;
  }
  .topic-card{
    display:flex;
    flex-direction:column;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    overflow:hidden;
    box-shadow:var(--shadow-sm);
    color:inherit;
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .topic-card:hover{
    transform:translateY(-2px);
    box-shadow:var(--shadow-md);
    border-color:rgba(58,109,181,.4);
    color:inherit;
  }
  .topic-thumb{
    position:relative;
    aspect-ratio:4/3;
    overflow:hidden;
    background:#E7EEF8;
  }
  .topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
  .topic-card:hover .topic-thumb img{transform:scale(1.04)}
  .topic-body{
    display:flex;
    flex-direction:column;
    gap:10px;
    flex:1;
    padding:18px 20px 20px;
  }
  .badge{
    display:inline-flex;
    align-items:center;
    align-self:flex-start;
    height:24px;
    padding:0 10px;
    border-radius:var(--radius-pill);
    background:var(--accent-100);
    color:var(--brand-700);
    font-size:12px;
    font-weight:600;
    letter-spacing:.02em;
  }
  .topic-title{
    font-size:17.5px;
    font-weight:700;
    line-height:1.5;
    color:var(--ink-900);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    min-height:calc(1.5em * 2);
  }
  .topic-foot{
    margin-top:auto;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    padding-top:12px;
    border-top:1px solid var(--line);
    font-size:13px;
    color:var(--ink-400);
    font-variant-numeric:tabular-nums;
  }
  .topic-arrow{
    width:28px;height:28px;
    display:inline-flex;align-items:center;justify-content:center;
    border:1px solid var(--line);
    border-radius:50%;
    color:var(--brand-500);
    transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
  }
  .topic-arrow svg{width:14px;height:14px}
  .topic-card:hover .topic-arrow{
    background:var(--brand-700);
    border-color:var(--brand-700);
    color:#fff;
    transform:translateX(2px);
  }

  /* ---------- Split block ---------- */
  .split{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:56px;
    align-items:center;
  }
  .split-media{
    position:relative;
    border-radius:var(--radius-lg);
    overflow:hidden;
    box-shadow:var(--shadow-sm);
  }
  .split-media img{width:100%;aspect-ratio:5/4;object-fit:cover}
  .media-tag{
    position:absolute;
    top:16px;left:16px;
    padding:6px 12px;
    background:#fff;
    border-radius:var(--radius-pill);
    font-size:12px;
    font-weight:600;
    color:var(--brand-700);
    box-shadow:var(--shadow-sm);
  }
  .split-body h2{
    font-size:clamp(22px,2.6vw,28px);
    font-weight:700;
    margin-bottom:16px;
  }
  .split-body p{font-size:16px;line-height:1.85;color:var(--ink-600);margin-bottom:14px}

  .numbered{
    list-style:none;
    display:grid;
    gap:14px;
    margin-top:24px;
  }
  .numbered li{
    display:flex;
    align-items:flex-start;
    gap:14px;
    padding:14px 16px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-md);
  }
  .numbered .num{
    flex:0 0 auto;
    width:26px;height:26px;
    display:flex;align-items:center;justify-content:center;
    background:#EEF4FD;
    border-radius:8px;
    font-size:13px;
    font-weight:700;
    color:var(--brand-700);
    font-variant-numeric:tabular-nums;
  }
  .numbered h3{font-size:15.5px;font-weight:700;margin-bottom:2px}
  .numbered p{font-size:14px;line-height:1.65;color:var(--ink-600);margin:0}

  /* ---------- Flow ---------- */
  .flow{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:32px;
    margin-top:44px;
  }
  .flow-step{
    position:relative;
    padding-top:34px;
    border-top:2px solid var(--line);
  }
  .flow-step::before{
    content:"";
    position:absolute;
    top:-7px;left:0;
    width:12px;height:12px;
    border-radius:50%;
    background:var(--accent-500);
    box-shadow:0 0 0 4px rgba(233,169,60,.18);
  }
  .step-no{
    display:block;
    margin-bottom:6px;
    font-size:12.5px;
    font-weight:700;
    letter-spacing:.14em;
    color:var(--brand-500);
  }
  .flow-step h3{font-size:17px;font-weight:700;margin-bottom:8px}
  .flow-step p{font-size:14.5px;line-height:1.8;color:var(--ink-600)}

  /* ---------- FAQ ---------- */
  .faq-list{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    overflow:hidden;
  }
  .faq-item{border-top:1px solid var(--line)}
  .faq-item:first-child{border-top:0}
  .faq-item summary{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:20px 24px;
    list-style:none;
    cursor:pointer;
    font-size:16px;
    font-weight:600;
    color:var(--ink-900);
    transition:background .2s ease;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary:hover{background:var(--bg)}
  .faq-icon{
    position:relative;
    flex:0 0 auto;
    width:22px;height:22px;
    transition:transform .2s ease;
  }
  .faq-icon::before,.faq-icon::after{
    content:"";
    position:absolute;
    background:var(--brand-700);
    border-radius:2px;
  }
  .faq-icon::before{left:50%;top:3px;bottom:3px;width:2px;transform:translateX(-50%)}
  .faq-icon::after{top:50%;left:3px;right:3px;height:2px;transform:translateY(-50%)}
  .faq-item[open] .faq-icon{transform:rotate(45deg)}
  .faq-answer{
    padding:0 24px 22px;
    font-size:15px;
    line-height:1.85;
    color:var(--ink-600);
    animation:fadeIn .2s ease;
  }
  @keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

  /* ---------- CTA band ---------- */
  .cta-band{
    position:relative;
    display:grid;
    grid-template-columns:1.05fr 1fr;
    gap:40px;
    align-items:center;
    padding:56px;
    background:var(--brand-900);
    border-radius:20px;
    overflow:hidden;
  }
  .cta-band::after{
    content:"";
    position:absolute;
    right:-90px;top:-90px;
    width:280px;height:280px;
    border-radius:50%;
    background:radial-gradient(circle,rgba(233,169,60,.22),rgba(233,169,60,0) 70%);
    pointer-events:none;
  }
  .cta-band h2{
    color:#fff;
    font-size:clamp(22px,2.6vw,28px);
    font-weight:700;
    margin-bottom:12px;
  }
  .cta-band p{color:#C7D6EA;font-size:15px;line-height:1.85;max-width:34em}
  .cta-form-wrap{position:relative;z-index:1}
  .cta-form{display:flex;gap:12px;flex-wrap:wrap}
  .cta-form input{
    flex:1 1 220px;
    height:48px;
    padding:0 16px;
    border-radius:var(--radius-md);
    border:1px solid rgba(255,255,255,.28);
    background:rgba(255,255,255,.08);
    color:#fff;
    font-size:14.5px;
    outline:none;
    transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  }
  .cta-form input::placeholder{color:rgba(255,255,255,.62)}
  .cta-form input:focus{
    border-color:var(--accent-500);
    box-shadow:0 0 0 3px rgba(233,169,60,.26);
    background:rgba(255,255,255,.12);
  }
  .cta-form input.is-error{
    border-color:#F26D6D;
    box-shadow:0 0 0 3px rgba(242,109,109,.24);
  }
  .form-hint{
    display:block;
    margin-top:8px;
    min-height:18px;
    font-size:13px;
    color:#FFBDBD;
  }
  .form-note{margin-top:6px;font-size:12.5px;color:#9FB4CE}

  /* ---------- Chips nav ---------- */
  .chip-row{display:flex;flex-wrap:wrap;gap:12px}
  .chip{
    display:inline-flex;
    align-items:center;
    gap:6px;
    height:38px;
    padding:0 18px;
    border:1px solid var(--line);
    border-radius:var(--radius-pill);
    background:#fff;
    font-size:14px;
    font-weight:500;
    color:var(--brand-700);
    transition:border-color .2s ease,background .2s ease,transform .2s ease,color .2s ease;
  }
  .chip:hover{
    border-color:var(--brand-500);
    background:#EEF4FD;
    color:var(--brand-700);
    transform:translateY(-1px);
  }
  .chip.is-current{
    background:var(--brand-700);
    border-color:var(--brand-700);
    color:#fff;
    font-weight:600;
  }

  /* ---------- Footer ---------- */
  .site-footer{
    margin-top:96px;
    padding-top:72px;
    background:var(--brand-900);
    color:#C7D6EA;
  }
  .footer-top{
    display:grid;
    grid-template-columns:1.6fr 1fr 1fr 1.2fr;
    gap:40px;
    padding-bottom:48px;
  }
  .site-footer .brand-name{color:#fff}
  .site-footer .brand-sub{color:var(--accent-500)}
  .site-footer .brand-icon{color:#fff}
  .footer-brand p{
    margin:16px 0 20px;
    max-width:38ch;
    font-size:14px;
    line-height:1.9;
    color:#C7D6EA;
  }
  .social-row{display:flex;gap:10px}
  .social-row span{
    width:34px;height:34px;
    display:inline-flex;align-items:center;justify-content:center;
    border-radius:10px;
    background:rgba(255,255,255,.08);
    color:#C7D6EA;
    transition:background .2s ease,color .2s ease;
  }
  .social-row span:hover{background:rgba(255,255,255,.16);color:#fff}
  .footer-col h4{
    margin-bottom:16px;
    color:#fff;
    font-size:15px;
    font-weight:700;
  }
  .footer-col a{
    display:block;
    padding:3px 0;
    font-size:14px;
    line-height:1.9;
    color:#C7D6EA;
  }
  .footer-col a:hover{color:#fff}
  .footer-contact p{
    margin-bottom:6px;
    font-size:14px;
    line-height:1.9;
    color:#C7D6EA;
  }
  .footer-bottom{
    display:flex;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
    padding:22px 0;
    border-top:1px solid rgba(255,255,255,.12);
    font-size:13px;
    color:#9FB4CE;
  }

  /* ---------- Responsive ---------- */
  @media (max-width:1279px){
    .search-box{display:none}
  }

  @media (max-width:1023px){
    .main-nav{display:none}
    .nav-toggle{display:inline-flex}
    .header-inner{height:64px;gap:12px}
    .header-actions .btn-sm{display:none}
    :root{--section-y:64px}

    .topic-grid{grid-template-columns:repeat(2,1fr)}
    .split{grid-template-columns:1fr;gap:32px}
    .flow{grid-template-columns:1fr;gap:30px}

    .spec-bar{grid-template-columns:repeat(2,1fr)}
    .spec-item:nth-child(odd){border-left:0}
    .spec-item:nth-child(n+3){border-top:1px solid var(--line)}

    .cta-band{grid-template-columns:1fr;gap:28px;padding:40px}
    .footer-top{grid-template-columns:1fr 1fr;gap:32px}
    .page-hero{min-height:auto;padding:52px 0 44px}
    .section-head{margin-bottom:32px}
    .section-head-split{flex-direction:column;align-items:flex-start;gap:12px}
    .site-footer{margin-top:64px;padding-top:56px}
  }

  @media (max-width:639px){
    .container{padding:0 20px}
    :root{--section-y:40px}

    .topic-grid{grid-template-columns:1fr}
    .spec-bar{grid-template-columns:1fr}
    .spec-item{border-left:0;border-top:1px solid var(--line)}
    .spec-item:first-child{border-top:0}

    .hero-stats li{padding:0 16px}
    .hero-stats strong{font-size:19px}
    .hero-lead{font-size:16px}

    .cta-band{padding:28px 22px;border-radius:16px}
    .footer-top{grid-template-columns:1fr;gap:28px}
    .footer-bottom{flex-direction:column;gap:10px}
    .faq-item summary{padding:16px 18px;font-size:15px}
    .faq-answer{padding:0 18px 18px;font-size:14.5px}
    .topic-body{padding:16px 16px 18px}
    .numbered li{padding:12px 14px}
    .site-footer{margin-top:40px}
  }