/* roulang page: index */
:root{
    --c-primary:#1E63C8;
    --c-primary-dk:#154B9E;
    --c-primary-soft:#EAF1FD;
    --c-primary-ghost:#F3F7FE;
    --c-accent:#F2A63B;
    --c-accent-dk:#B9760F;
    --c-accent-soft:#FFF4E2;
    --c-ink:#101B2C;
    --c-ink2:#3C4A5E;
    --c-muted:#6B7B92;
    --c-line:#E4EAF3;
    --c-bg:#FFFFFF;
    --c-bg-soft:#F5F8FC;
    --c-bg-tint:#EDF3FB;
    --radius-card:16px;
    --radius-lg:22px;
    --radius-pill:999px;
    --shadow-card:0 1px 2px rgba(16,27,44,.05), 0 10px 28px -16px rgba(21,75,158,.20);
    --shadow-hover:0 18px 40px -18px rgba(21,75,158,.30);
    --shadow-kv:0 30px 60px -30px rgba(21,75,158,.45);
    --ease:200ms ease;
    --space-section:88px;
  }
  *,*::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",sans-serif;
    font-size:16px;
    line-height:1.8;
    color:var(--c-ink);
    background:var(--c-bg);
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
  ul,ol{padding:0;list-style:none;}
  img{max-width:100%;display:block;height:auto;}
  a{color:inherit;text-decoration:none;}
  button,input{font:inherit;color:inherit;}
  button{cursor:pointer;border:0;background:none;}
  :focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:2px;}
  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.90);
    backdrop-filter:saturate(160%) blur(12px);
    -webkit-backdrop-filter:saturate(160%) blur(12px);
    border-bottom:1px solid var(--c-line);
  }
  .header-inner{display:flex;align-items:center;gap:18px;height:72px;}
  .logo{display:flex;align-items:center;gap:11px;flex:none;}
  .logo-mark{
    position:relative;width:42px;height:42px;border-radius:13px;
    background:linear-gradient(150deg,#2C74D8,#154B9E);
    display:grid;place-items:center;color:#fff;font-weight:700;font-size:17px;
    box-shadow:0 8px 18px -10px rgba(21,75,158,.75);
  }
  .logo-mark::after{
    content:"";position:absolute;top:6px;right:6px;width:9px;height:9px;
    border-radius:50%;background:var(--c-accent);box-shadow:0 0 0 2px rgba(255,255,255,.85);
  }
  .logo-text strong{display:block;font-size:16px;font-weight:700;letter-spacing:.01em;line-height:1.3;}
  .logo-text span{display:block;font-size:11px;letter-spacing:.2em;color:var(--c-muted);line-height:1.3;}
  .nav-scroll{flex:1 1 auto;min-width:0;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
  .nav-scroll::-webkit-scrollbar{display:none;}
  .nav-list{display:flex;align-items:center;gap:6px;}
  .chip{
    display:inline-flex;align-items:center;height:38px;padding:0 15px;
    border-radius:var(--radius-pill);font-size:14px;line-height:1;color:var(--c-ink2);
    white-space:nowrap;transition:background var(--ease),color var(--ease),transform var(--ease);
  }
  .chip:hover{background:var(--c-primary-ghost);color:var(--c-primary-dk);}
  .chip:active{transform:translateY(1px);}
  .chip.active{background:var(--c-primary-soft);color:var(--c-primary-dk);font-weight:600;}
  .header-actions{display:flex;align-items:center;gap:10px;flex:none;}
  .menu-btn{
    display:none;align-items:center;justify-content:center;width:44px;height:44px;
    border-radius:12px;border:1px solid var(--c-line);background:#fff;color:var(--c-ink2);
  }
  .menu-btn:hover{background:var(--c-primary-ghost);border-color:#C9DAF3;color:var(--c-primary-dk);}
  .menu-btn svg{width:20px;height:20px;}
  .mobile-drawer{
    display:none;border-top:1px solid var(--c-line);background:#fff;padding:12px 0 18px;
  }
  .mobile-drawer.open{display:block;}
  .mobile-drawer .chip{display:block;height:auto;padding:12px 14px;font-size:15px;border-radius:12px;margin:4px 0;}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 24px;border-radius:var(--radius-pill);
    font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
    transition:background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);
  }
  .btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 12px 24px -14px rgba(21,75,158,.85);}
  .btn-primary:hover{background:var(--c-primary-dk);transform:translateY(-2px);box-shadow:0 18px 32px -16px rgba(21,75,158,.9);}
  .btn-primary:active{transform:translateY(0);}
  .btn-secondary{background:#fff;color:var(--c-primary-dk);border:1px solid var(--c-line);}
  .btn-secondary:hover{background:var(--c-primary-ghost);border-color:var(--c-primary);}
  .btn-secondary:active{transform:scale(.99);}
  .btn-ghost{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary-dk);font-weight:600;font-size:15px;transition:color var(--ease);}
  .btn-ghost span{transition:transform var(--ease);}
  .btn-ghost:hover{color:var(--c-primary);}
  .btn-ghost:hover span{transform:translateX(3px);}
  .btn-sm{height:40px;padding:0 18px;font-size:14px;}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    padding:72px 0 84px;
    background:
      radial-gradient(760px 420px at 12% -10%, rgba(30,99,200,.10), transparent 70%),
      radial-gradient(560px 340px at 88% 0%, rgba(242,166,59,.12), transparent 72%),
      var(--c-bg);
  }
  .hero::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:radial-gradient(rgba(30,99,200,.28) 1px, transparent 1px);
    background-size:22px 22px;opacity:.055;
  }
  .hero-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    background:var(--c-accent-soft);color:var(--c-accent-dk);
    font-size:13px;font-weight:500;letter-spacing:.06em;
    padding:7px 16px;border-radius:var(--radius-pill);
  }
  .eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
  .hero h1{
    margin-top:20px;
    font-size:clamp(30px,4.4vw,52px);
    font-weight:700;line-height:1.18;letter-spacing:-.01em;
  }
  .hero h1 em{font-style:normal;color:var(--c-primary-dk);}
  .hero-sub{margin-top:18px;font-size:17px;line-height:1.85;color:var(--c-ink2);max-width:560px;}
  .hero-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;}
  .hero-stats{margin-top:40px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;max-width:560px;}
  .stat{
    background:#fff;border:1px solid var(--c-line);border-radius:14px;
    padding:14px 16px;box-shadow:var(--shadow-card);
  }
  .stat strong{
    display:block;font-size:22px;font-weight:700;color:var(--c-primary-dk);
    font-variant-numeric:tabular-nums;line-height:1.35;
  }
  .stat span{display:block;font-size:12.5px;color:var(--c-muted);letter-spacing:.02em;}
  .hero-visual{position:relative;}
  .hero-visual figure{
    border-radius:var(--radius-lg);overflow:hidden;
    box-shadow:var(--shadow-kv);border:1px solid rgba(255,255,255,.9);
  }
  .hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;}
  .float-badge{
    position:absolute;background:#fff;border:1px solid var(--c-line);
    border-radius:14px;padding:11px 16px;box-shadow:var(--shadow-hover);
    font-size:13px;color:var(--c-ink2);display:flex;align-items:center;gap:9px;
  }
  .float-badge b{color:var(--c-primary-dk);font-size:15px;font-variant-numeric:tabular-nums;}
  .float-badge.b1{left:-18px;top:26px;}
  .float-badge.b2{right:-10px;bottom:26px;}
  .dot-accent{width:8px;height:8px;border-radius:50%;background:var(--c-accent);flex:none;}

  /* ---------- Sections ---------- */
  .section{padding:var(--space-section) 0;}
  .section.alt{background:var(--c-bg-soft);}
  .section.tint{background:var(--c-bg-tint);}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:42px;flex-wrap:wrap;}
  .section-title{
    display:flex;align-items:center;gap:12px;
    font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.3;letter-spacing:-.01em;
  }
  .section-title::before{
    content:"";width:6px;height:28px;border-radius:3px;background:var(--c-accent);flex:none;
  }
  .sec-lead{margin-top:14px;color:var(--c-ink2);font-size:15.5px;max-width:700px;}

  /* ---------- Category cards ---------- */
  .cat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:24px;}
  .cat-card{
    grid-column:span 2;position:relative;background:#fff;
    border:1px solid var(--c-line);border-radius:var(--radius-card);
    padding:26px;box-shadow:var(--shadow-card);
    display:flex;flex-direction:column;
    transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .cat-card.wide{grid-column:span 3;}
  .cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#CFDEF5;}
  .cat-card .num{
    font-size:13px;font-weight:600;color:var(--c-accent-dk);letter-spacing:.14em;
    font-variant-numeric:tabular-nums;
  }
  .cat-card h3{margin-top:12px;font-size:21px;font-weight:700;line-height:1.4;}
  .cat-card p{margin-top:10px;font-size:14.5px;line-height:1.85;color:var(--c-ink2);}
  .cat-tags{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;}
  .tag{
    font-size:12.5px;line-height:1;padding:7px 12px;border-radius:var(--radius-pill);
    background:var(--c-primary-ghost);color:var(--c-primary-dk);font-weight:500;
  }
  .tag.warm{background:var(--c-accent-soft);color:var(--c-accent-dk);}
  .cat-card .more{margin-top:auto;padding-top:20px;font-size:14px;font-weight:600;color:var(--c-primary-dk);display:inline-flex;align-items:center;gap:6px;}
  .cat-card .more span{transition:transform var(--ease);}
  .cat-card:hover .more span{transform:translateX(3px);}

  /* ---------- Feature preview ---------- */
  .feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;}
  .feature-main{
    position:relative;border-radius:var(--radius-lg);overflow:hidden;
    border:1px solid var(--c-line);background:#fff;box-shadow:var(--shadow-card);
    display:flex;flex-direction:column;
    transition:transform var(--ease),box-shadow var(--ease);
  }
  .feature-main:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
  .feature-main .thumb{overflow:hidden;}
  .feature-main img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 400ms ease;}
  .feature-main:hover img{transform:scale(1.04);}
  .feature-main .body{padding:24px 26px 28px;}
  .badge{
    display:inline-block;font-size:12.5px;font-weight:500;line-height:1;
    padding:7px 13px;border-radius:var(--radius-pill);
    background:var(--c-accent-soft);color:var(--c-accent-dk);
  }
  .feature-main h3{margin-top:14px;font-size:22px;font-weight:700;line-height:1.45;}
  .feature-main p{margin-top:10px;color:var(--c-ink2);font-size:15px;}
  .feature-side{display:grid;gap:24px;align-content:start;}
  .feature-mini{
    display:grid;grid-template-columns:132px 1fr;gap:16px;align-items:center;
    background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
    padding:16px;box-shadow:var(--shadow-card);
    transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .feature-mini:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#CFDEF5;}
  .feature-mini .thumb{border-radius:12px;overflow:hidden;}
  .feature-mini img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 400ms ease;}
  .feature-mini:hover img{transform:scale(1.05);}
  .feature-mini h3{font-size:16.5px;font-weight:600;line-height:1.5;margin-top:8px;}
  .feature-mini p{font-size:13.5px;color:var(--c-muted);margin-top:6px;}

  /* ---------- Flow ---------- */
  .flow{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:8px;}
  .flow::before{
    content:"";position:absolute;top:26px;left:8%;right:8%;height:0;
    border-top:2px dashed #C9DAF3;
  }
  .flow-step{position:relative;padding:0 12px;text-align:center;}
  .flow-dot{
    position:relative;z-index:1;width:52px;height:52px;margin:0 auto;
    border-radius:50%;background:#fff;border:2px solid var(--c-primary-soft);
    display:grid;place-items:center;color:var(--c-primary-dk);
    font-weight:700;font-variant-numeric:tabular-nums;
    box-shadow:0 8px 18px -12px rgba(21,75,158,.6);
  }
  .flow-step h4{margin-top:14px;font-size:15.5px;font-weight:600;}
  .flow-step p{margin-top:6px;font-size:13.5px;color:var(--c-muted);line-height:1.7;}
  .flow-bar{
    margin:12px auto 0;height:4px;width:76%;border-radius:var(--radius-pill);
    background:var(--c-primary-soft);overflow:hidden;
  }
  .flow-bar i{display:block;height:100%;width:var(--w,40%);border-radius:var(--radius-pill);background:linear-gradient(90deg,var(--c-primary),var(--c-accent));}

  /* ---------- Scenario ---------- */
  .scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
  .scene-card{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
    padding:26px;box-shadow:var(--shadow-card);
    transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#CFDEF5;}
  .scene-icon{
    width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
    background:var(--c-primary-soft);color:var(--c-primary-dk);font-weight:700;
  }
  .scene-card h3{margin-top:16px;font-size:18px;font-weight:700;}
  .scene-card p{margin-top:10px;font-size:14.5px;color:var(--c-ink2);line-height:1.85;}
  .scene-card .link{margin-top:16px;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary-dk);}

  /* ---------- CMS list ---------- */
  .post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
  .post-card{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
    overflow:hidden;box-shadow:var(--shadow-card);height:100%;
    transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#CFDEF5;}
  .post-card .thumb{overflow:hidden;background:var(--c-bg-tint);}
  .post-card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 400ms ease;}
  .post-card:hover .thumb img{transform:scale(1.04);}
  .post-body{padding:20px 22px 22px;display:flex;flex-direction:column;height:calc(100% - 0px);}
  .post-body h3{
    margin-top:12px;font-size:17px;font-weight:600;line-height:1.55;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .post-body p{
    margin-top:10px;font-size:14px;color:var(--c-ink2);line-height:1.75;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .post-meta{
    margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;
    font-size:13px;color:var(--c-muted);font-variant-numeric:tabular-nums;
  }
  .post-meta .more{color:var(--c-primary-dk);font-weight:600;}
  .empty-state{
    grid-column:1/-1;text-align:center;padding:52px 20px;
    border:1px dashed #C9DAF3;border-radius:var(--radius-card);background:#fff;
  }
  .empty-state .ico{
    width:52px;height:52px;margin:0 auto 16px;border-radius:16px;
    background:var(--c-primary-soft);display:grid;place-items:center;color:var(--c-primary-dk);
  }
  .empty-state p{color:var(--c-muted);font-size:15px;}
  .empty-state .btn{margin-top:20px;}

  /* ---------- FAQ ---------- */
  .faq-list{display:grid;gap:14px;max-width:900px;}
  .faq-item{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
    box-shadow:var(--shadow-card);overflow:hidden;
    transition:border-color var(--ease),box-shadow var(--ease);
  }
  .faq-item[open]{border-color:#CFDEF5;box-shadow:var(--shadow-hover);}
  .faq-item summary{
    display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:20px 24px;font-size:16px;font-weight:600;color:var(--c-ink);
    cursor:pointer;list-style:none;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:hover{color:var(--c-primary-dk);}
  .faq-icon{
    flex:none;width:28px;height:28px;border-radius:50%;
    background:var(--c-primary-soft);color:var(--c-primary-dk);
    display:grid;place-items:center;font-size:16px;line-height:1;
    transition:transform var(--ease),background var(--ease);
  }
  .faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--c-accent-soft);color:var(--c-accent-dk);}
  .faq-answer{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--c-ink2);}

  /* ---------- CTA ---------- */
  .cta-box{
    position:relative;overflow:hidden;
    background:linear-gradient(160deg,#EDF3FB 0%,#EAF1FD 60%,#FFF4E2 130%);
    border:1px solid #DCE8F8;border-radius:26px;
    padding:56px 48px;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
  }
  .cta-box h2{font-size:clamp(24px,3vw,32px);font-weight:700;line-height:1.35;letter-spacing:-.01em;}
  .cta-box p{margin-top:14px;color:var(--c-ink2);font-size:15.5px;max-width:520px;}
  .sub-form{display:flex;gap:10px;flex-wrap:wrap;}
  .sub-form input[type="email"]{
    flex:1 1 220px;height:48px;padding:0 18px;border-radius:12px;
    border:1px solid var(--c-line);background:#fff;font-size:15px;
    transition:border-color var(--ease),box-shadow var(--ease);
  }
  .sub-form input[type="email"]::placeholder{color:#9AA9BD;}
  .sub-form input[type="email"]:focus{
    outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(30,99,200,.14);
  }
  .form-hint{margin-top:12px;font-size:13px;color:var(--c-muted);}
  .form-msg{margin-top:12px;font-size:14px;font-weight:500;color:var(--c-primary-dk);}

  /* ---------- Footer ---------- */
  .site-footer{background:#0E1A2B;color:#C7D3E4;padding:64px 0 0;margin-top:0;}
  .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
  .footer-brand .logo-text strong{color:#fff;}
  .footer-brand .logo-text span{color:#8FA0B8;}
  .footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:#9BABC2;max-width:320px;}
  .footer h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
  .footer-list a{display:block;padding:6px 0;font-size:14px;color:#C7D3E4;transition:color var(--ease),transform var(--ease);}
  .footer-list a:hover{color:var(--c-accent);transform:translateX(2px);}
  .footer-bottom{
    margin-top:48px;border-top:1px solid rgba(255,255,255,.10);
    padding:20px 0 24px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
    font-size:13px;color:#8FA0B8;
  }
  .footer-bottom a{color:#8FA0B8;}
  .footer-bottom a:hover{color:var(--c-accent);}
  .back-top{
    position:fixed;right:20px;bottom:22px;z-index:70;
    width:46px;height:46px;border-radius:50%;
    background:#fff;color:var(--c-primary-dk);border:1px solid var(--c-line);
    box-shadow:var(--shadow-hover);display:grid;place-items:center;
    opacity:0;visibility:hidden;transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
  }
  .back-top.show{opacity:1;visibility:visible;}
  .back-top:hover{transform:translateY(-3px);background:var(--c-primary-soft);}

  /* ---------- Responsive ---------- */
  @media (max-width:1024px){
    :root{--space-section:72px;}
    .hero-grid{grid-template-columns:1fr;gap:40px;}
    .hero-visual{order:2;max-width:620px;}
    .float-badge.b1{left:10px;}
    .float-badge.b2{right:10px;}
    .feature-grid{grid-template-columns:1fr;}
    .feature-side{grid-template-columns:1fr 1fr;}
    .cat-grid{grid-template-columns:repeat(2,1fr);}
    .cat-card,.cat-card.wide{grid-column:span 1;}
    .post-grid{grid-template-columns:repeat(2,1fr);}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
    .cta-box{grid-template-columns:1fr;padding:44px 32px;}
    .flow{grid-template-columns:repeat(5,1fr);}
    .flow-step p{font-size:12.5px;}
  }
  @media (max-width:768px){
    :root{--space-section:56px;}
    .nav-scroll{display:none;}
    .header-actions .btn{display:none;}
    .menu-btn{display:flex;}
    .header-inner{height:64px;gap:12px;}
    .hero{padding:48px 0 60px;}
    .hero-sub{font-size:15.5px;}
    .hero-stats{grid-template-columns:1fr 1fr;max-width:none;}
    .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
    .cat-grid{grid-template-columns:1fr;}
    .feature-side{grid-template-columns:1fr;}
    .scene-grid{grid-template-columns:1fr;}
    .post-grid{grid-template-columns:1fr;}
    .flow{grid-template-columns:1fr;gap:22px;}
    .flow::before{display:none;}
    .flow-step{display:grid;grid-template-columns:52px 1fr;gap:16px;text-align:left;padding:0;}
    .flow-dot{margin:0;}
    .flow-step h4{margin-top:2px;}
    .flow-bar{margin:10px 0 0;width:100%;}
    .footer-grid{grid-template-columns:1fr;}
    .cta-box{padding:34px 22px;border-radius:20px;}
    .faq-item summary{padding:16px 18px;font-size:15px;}
    .faq-answer{padding:0 18px 18px;}
  }
  @media (max-width:520px){
    .container{padding:0 16px;}
    .logo-text span{display:none;}
    .hero-stats{grid-template-columns:1fr;}
    .float-badge{display:none;}
    .btn{width:100%;}
    .hero-actions{flex-direction:column;}
    .sub-form .btn{width:100%;}
  }

/* roulang page: article */
:root{
  --c-primary:#1E63C8;
  --c-primary-dk:#154B9E;
  --c-primary-soft:#EAF1FD;
  --c-primary-ghost:#F3F7FE;
  --c-accent:#F2A63B;
  --c-accent-dk:#B9760F;
  --c-accent-soft:#FFF4E2;
  --c-ink:#101B2C;
  --c-ink2:#3C4A5E;
  --c-muted:#6B7B92;
  --c-line:#E4EAF3;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F5F8FC;
  --c-bg-tint:#EDF3FB;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-xl:24px;
  --r-pill:999px;
  --sh-card:0 1px 2px rgba(16,27,44,.05), 0 10px 28px -16px rgba(21,75,158,.20);
  --sh-hover:0 18px 40px -18px rgba(21,75,158,.30);
  --container:1200px;
}

*,*::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",-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;line-height:1.3;}
p{margin:0;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,textarea{font:inherit;}
figure{margin:0;}
::selection{background:var(--c-primary-soft);color:var(--c-primary-dk);}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.90);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.logo-mark{
  position:relative;width:40px;height:40px;border-radius:12px;
  background:linear-gradient(150deg,var(--c-primary) 0%,var(--c-primary-dk) 100%);
  color:#fff;display:grid;place-items:center;
  font-weight:700;font-size:18px;
  box-shadow:0 8px 18px -10px rgba(30,99,200,.9);
  flex-shrink:0;
}
.logo-mark::after{
  content:"";position:absolute;top:-3px;right:-3px;
  width:11px;height:11px;border-radius:50%;
  background:var(--c-accent);border:2px solid #fff;
}
.logo-text{display:flex;flex-direction:column;line-height:1.22;}
.logo-text strong{font-size:15.5px;font-weight:700;color:var(--c-ink);letter-spacing:.01em;white-space:nowrap;}
.logo-text span{font-size:10.5px;color:var(--c-muted);letter-spacing:.2em;white-space:nowrap;}

.nav-scroll{flex:1;min-width:0;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.nav-scroll::-webkit-scrollbar{display:none;}
.nav-list{display:flex;align-items:center;gap:6px;white-space:nowrap;}
.chip{
  display:inline-flex;align-items:center;height:38px;padding:0 16px;
  border-radius:var(--r-pill);font-size:14px;font-weight:500;color:var(--c-ink2);
  transition:background .2s ease,color .2s ease,box-shadow .2s ease;
}
.chip:hover{background:var(--c-primary-ghost);color:var(--c-primary);}
.chip:active{background:var(--c-primary-soft);}
.chip.active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600;}
.chip:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:2px;}

.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;margin-left:auto;}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--c-line);background:#fff;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  transition:border-color .2s ease,background .2s ease;
}
.menu-toggle:hover{border-color:var(--c-primary);background:var(--c-primary-ghost);}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .22s ease,opacity .22s ease;}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.menu-toggle:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:2px;}

.mobile-menu{display:none;border-top:1px solid var(--c-line);background:#fff;padding:8px 20px 18px;}
.mobile-menu.open{display:block;}
.mobile-menu a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 4px;font-size:15px;color:var(--c-ink2);
  border-bottom:1px solid var(--c-line);transition:color .2s ease;
}
.mobile-menu a:last-child{border-bottom:0;}
.mobile-menu a:hover{color:var(--c-primary);}
.mobile-menu a::after{content:"\f105";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--c-muted);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-primary{
  background:var(--c-primary);color:#fff;
  box-shadow:0 10px 22px -14px rgba(30,99,200,.95);
}
.btn-primary:hover{background:var(--c-primary-dk);transform:translateY(-2px);box-shadow:0 16px 28px -16px rgba(21,75,158,.95);}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 16px -12px rgba(21,75,158,.9);}
.btn-primary:focus-visible{outline:3px solid rgba(30,99,200,.30);outline-offset:3px;}
.btn-secondary{background:#fff;color:var(--c-primary);border:1px solid var(--c-line);}
.btn-secondary:hover{background:var(--c-primary-ghost);border-color:var(--c-primary);transform:translateY(-2px);}
.btn-secondary:active{transform:translateY(0);}
.btn-secondary:focus-visible{outline:3px solid rgba(30,99,200,.30);outline-offset:3px;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn i{font-size:13px;transition:transform .2s ease;}
.btn:hover i{transform:translateX(3px);}

/* ---------- Breadcrumb ---------- */
.breadcrumb{padding:22px 0 4px;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);}
.breadcrumb li{display:flex;align-items:center;gap:8px;min-width:0;}
.breadcrumb li + li::before{content:"/";color:#C6D2E4;font-size:12px;}
.breadcrumb a{color:var(--c-muted);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .current{
  color:var(--c-ink2);max-width:min(56vw,520px);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- Article Hero ---------- */
.article-hero{padding:24px 0 0;}
.badge{
  display:inline-flex;align-items:center;height:28px;padding:0 13px;
  border-radius:var(--r-pill);font-size:12.5px;font-weight:600;letter-spacing:.02em;
  background:var(--c-accent-soft);color:var(--c-accent-dk);
  border:1px solid rgba(242,166,59,.28);
}
.badge-primary{background:var(--c-primary-soft);color:var(--c-primary);border-color:rgba(30,99,200,.16);}
.article-title{
  font-size:clamp(27px,3.6vw,42px);
  line-height:1.26;letter-spacing:-.01em;
  margin:16px 0 0;max-width:900px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:20px;
  font-size:13.5px;color:var(--c-muted);
  font-variant-numeric:tabular-nums;
}
.article-meta li{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--c-primary);opacity:.7;font-size:12.5px;}
.article-cover{
  margin:30px 0 0;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:16/9;background:var(--c-bg-tint);
  box-shadow:var(--sh-card);
}
.article-cover img{width:100%;height:100%;object-fit:cover;}

/* ---------- Article Body ---------- */
.article-body{max-width:780px;margin:0 auto;padding:46px 0 0;}
.prose-custom{font-size:17.5px;line-height:1.9;color:var(--c-ink2);word-break:break-word;}
.prose-custom > * + *{margin-top:1.15em;}
.prose-custom p{line-height:1.9;}
.prose-custom h2{
  position:relative;font-size:clamp(21px,2.5vw,27px);
  margin-top:2.2em;padding-left:16px;line-height:1.4;
}
.prose-custom h2::before{
  content:"";position:absolute;left:0;top:.26em;bottom:.26em;
  width:4px;border-radius:4px;background:var(--c-accent);
}
.prose-custom h3{font-size:20px;margin-top:1.9em;line-height:1.5;}
.prose-custom h4{font-size:17.5px;margin-top:1.6em;color:var(--c-ink);}
.prose-custom ul,
.prose-custom ol{margin-top:1.15em;padding-left:0;}
.prose-custom ul li{position:relative;padding-left:1.35em;margin-top:.6em;}
.prose-custom ul li::before{
  content:"";position:absolute;left:.3em;top:.72em;
  width:7px;height:7px;border-radius:50%;background:var(--c-primary);opacity:.85;
}
.prose-custom ol{counter-reset:cmsol;padding-left:0;}
.prose-custom ol li{position:relative;padding-left:1.9em;margin-top:.6em;counter-increment:cmsol;}
.prose-custom ol li::before{
  content:counter(cmsol);position:absolute;left:0;top:.28em;
  width:1.4em;height:1.4em;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:12.5px;font-weight:700;line-height:1.4em;text-align:center;
  font-variant-numeric:tabular-nums;
}
.prose-custom blockquote{
  margin:1.6em 0;padding:18px 24px;
  background:var(--c-primary-ghost);
  border-left:4px solid var(--c-primary);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--c-ink2);
}
.prose-custom blockquote p{margin:0;}
.prose-custom img{border-radius:var(--r-sm);margin:1.6em auto;height:auto;}
.prose-custom figure{margin:1.6em 0;}
.prose-custom figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:10px;line-height:1.7;}
.prose-custom a{
  color:var(--c-primary);text-decoration:underline;
  text-underline-offset:3px;text-decoration-thickness:1px;
  transition:color .2s ease;
}
.prose-custom a:hover{color:var(--c-primary-dk);}
.prose-custom strong{color:var(--c-ink);font-weight:700;}
.prose-custom table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;}
.prose-custom th,
.prose-custom td{border:1px solid var(--c-line);padding:11px 14px;text-align:left;}
.prose-custom th{background:var(--c-bg-soft);color:var(--c-ink);font-weight:600;}
.prose-custom tbody tr:nth-child(even){background:#FBFDFF;}
.prose-custom hr{border:0;border-top:1px solid var(--c-line);margin:2.2em 0;}
.prose-custom code{
  background:var(--c-bg-tint);color:var(--c-primary-dk);
  padding:2px 6px;border-radius:6px;font-size:.9em;
}

.empty-state{
  text-align:center;padding:60px 26px;
  background:var(--c-bg-soft);border:1px solid var(--c-line);
  border-radius:var(--r-lg);
}
.empty-state .empty-icon{
  width:64px;height:64px;border-radius:18px;margin:0 auto 20px;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:grid;place-items:center;font-size:24px;
}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{font-size:15px;color:var(--c-muted);margin-bottom:24px;}

/* ---------- Article Foot ---------- */
.article-foot{max-width:780px;margin:0 auto;padding-bottom:8px;}
.article-divider{height:1px;background:var(--c-line);margin:48px 0 26px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;height:34px;padding:0 15px;
  border-radius:var(--r-pill);background:var(--c-bg-soft);
  border:1px solid var(--c-line);font-size:13.5px;color:var(--c-ink2);
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.tag:hover{background:var(--c-primary-soft);border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px);}
.tag:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:2px;}
.article-nav{display:flex;flex-wrap:wrap;align-items:center;gap:12px;justify-content:space-between;margin-top:32px;}

/* ---------- Sections ---------- */
.section{padding:72px 0;}
.section-soft{background:var(--c-bg-soft);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;margin-bottom:34px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(22px,2.7vw,30px);letter-spacing:-.01em;}
.section-head p{font-size:14.5px;color:var(--c-muted);margin-top:9px;max-width:640px;}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:600;color:var(--c-primary);
  transition:color .2s ease,gap .2s ease;
}
.link-more:hover{color:var(--c-primary-dk);gap:12px;}
.link-more:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:4px;border-radius:6px;}

.card-grid{display:grid;gap:24px;grid-template-columns:repeat(3,minmax(0,1fr));}
.rel-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:26px;
  box-shadow:var(--sh-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#D3E0F3;}
.rel-card:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:3px;}
.rel-card .badge{align-self:flex-start;}
.rel-card h3{
  font-size:17.5px;line-height:1.5;margin-top:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  overflow:hidden;
}
.rel-card p{
  font-size:14px;color:var(--c-muted);line-height:1.8;margin-top:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  overflow:hidden;
}
.rel-card .rel-foot{
  margin-top:auto;padding-top:18px;
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-muted);
  font-variant-numeric:tabular-nums;
}
.rel-card .rel-foot span:last-child{color:var(--c-primary);font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.rel-card:hover .rel-foot span:last-child{gap:10px;}

/* ---------- CTA ---------- */
.cta-section{padding:0 0 80px;}
.cta-box{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#F3F7FE 0%,#EAF1FD 100%);
  border:1px solid #DCE7F8;
  border-radius:var(--r-xl);
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;
  gap:36px;flex-wrap:wrap;
}
.cta-box::before{
  content:"";position:absolute;right:-60px;top:-60px;
  width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,166,59,.22) 0%,rgba(242,166,59,0) 70%);
  pointer-events:none;
}
.cta-box h2{font-size:clamp(21px,2.5vw,28px);position:relative;}
.cta-box p{margin-top:12px;font-size:15px;color:var(--c-ink2);max-width:520px;position:relative;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;}

/* ---------- Footer ---------- */
.site-footer{background:#0E1A2B;color:#B9C6D8;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:44px;}
.footer-brand .logo{margin-bottom:4px;}
.footer-brand .logo-mark{background:linear-gradient(150deg,#2A74DC 0%,#154B9E 100%);}
.footer-brand .logo-text strong{color:#fff;}
.footer-brand .logo-text span{color:#7C8FA8;}
.footer-brand p{font-size:14px;line-height:1.9;color:#93A5BC;margin-top:16px;max-width:320px;}
.footer h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px;}
.footer-list{display:flex;flex-direction:column;gap:12px;}
.footer-list a{font-size:14px;color:#9DB0C6;transition:color .2s ease;}
.footer-list a:hover{color:var(--c-accent);}
.footer-list a:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;border-radius:4px;}
.footer-bottom{
  margin-top:52px;padding:22px 0 26px;
  border-top:1px solid rgba(255,255,255,.09);
  display:flex;flex-wrap:wrap;gap:10px 24px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:#7C8FA8;
}
.footer-bottom a{color:#9DB0C6;transition:color .2s ease;}
.footer-bottom a:hover{color:var(--c-accent);}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:1024px){
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:940px){
  .nav-scroll{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-inner{height:68px;}
}
@media (max-width:768px){
  .section{padding:54px 0;}
  .card-grid{grid-template-columns:1fr;}
  .article-body{padding-top:34px;}
  .prose-custom{font-size:16.5px;line-height:1.88;}
  .cta-box{padding:38px 26px;gap:24px;}
  .cta-section{padding-bottom:56px;}
  .section-head{margin-bottom:26px;}
  .rel-card{padding:22px;}
}
@media (max-width:560px){
  .container{padding:0 16px;}
  .logo-mark{width:36px;height:36px;font-size:16px;border-radius:11px;}
  .logo-text strong{font-size:14px;}
  .logo-text span{font-size:9.5px;letter-spacing:.16em;}
  .header-actions .btn-primary{height:38px;padding:0 14px;font-size:13.5px;}
  .article-meta{gap:8px 16px;font-size:12.5px;}
  .breadcrumb .current{max-width:46vw;}
  .article-cover{border-radius:var(--r-md);margin-top:24px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .article-nav{justify-content:flex-start;}
  .prose-custom{font-size:16px;}
  .prose-custom table{font-size:13.5px;}
  .prose-custom th,.prose-custom td{padding:9px 10px;}
  .cta-box h2{font-size:20px;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: category1 */
:root{
    --c-primary:#1E63C8;
    --c-primary-dk:#154B9E;
    --c-primary-soft:#EAF1FD;
    --c-primary-ghost:#F3F7FE;
    --c-accent:#F2A63B;
    --c-accent-dk:#B9760F;
    --c-accent-soft:#FFF4E2;
    --c-ink:#101B2C;
    --c-ink2:#3C4A5E;
    --c-muted:#6B7B92;
    --c-line:#E4EAF3;
    --c-bg:#FFFFFF;
    --c-bg-soft:#F5F8FC;
    --c-bg-tint:#EDF3FB;
    --r-card:16px;
    --r-lg:22px;
    --r-pill:999px;
    --sh-1:0 1px 2px rgba(16,27,44,.05), 0 10px 28px -16px rgba(21,75,158,.20);
    --sh-2:0 18px 40px -18px rgba(21,75,158,.30);
    --container:1200px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--c-bg);
    color:var(--c-ink);
    font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }
  img{display:block;max-width:100%;height:auto;}
  a{color:inherit;text-decoration:none;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
  :focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:2px;border-radius:6px;}

  .container{
    width:100%;
    max-width:var(--container);
    margin:0 auto;
    padding:0 20px;
  }

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(255,255,255,.88);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--c-line);
  }
  .header-inner{
    display:grid;
    grid-template-columns:auto minmax(0,1fr) auto;
    align-items:center;
    gap:20px;
    min-height:72px;
  }
  .logo{
    display:inline-flex;
    align-items:center;
    gap:10px;
    flex:0 0 auto;
    border-radius:12px;
  }
  .logo-mark{
    position:relative;
    width:38px;
    height:38px;
    border-radius:12px;
    background:linear-gradient(150deg,var(--c-primary) 0%,var(--c-primary-dk) 100%);
    color:#fff;
    display:grid;
    place-items:center;
    font-weight:700;
    font-size:17px;
    letter-spacing:.02em;
    flex:0 0 auto;
  }
  .logo-mark::after{
    content:"";
    position:absolute;
    top:-3px;
    right:-3px;
    width:11px;
    height:11px;
    border-radius:50%;
    background:var(--c-accent);
    border:2px solid #fff;
  }
  .logo-text{display:flex;flex-direction:column;line-height:1.18;}
  .logo-text strong{font-size:15px;font-weight:700;white-space:nowrap;letter-spacing:.01em;}
  .logo-text span{font-size:10.5px;color:var(--c-muted);letter-spacing:.2em;}

  .nav-scroll{
    min-width:0;
    overflow-x:auto;
    scrollbar-width:none;
    -ms-overflow-style:none;
  }
  .nav-scroll::-webkit-scrollbar{display:none;}
  .nav-list{display:flex;align-items:center;gap:4px;padding:4px 0;}
  .chip{
    display:inline-flex;
    align-items:center;
    height:38px;
    padding:0 15px;
    border-radius:var(--r-pill);
    font-size:14px;
    color:var(--c-ink2);
    white-space:nowrap;
    transition:background .2s ease,color .2s ease,transform .2s ease;
  }
  .chip:hover{background:var(--c-primary-ghost);color:var(--c-primary-dk);}
  .chip.active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600;}
  .chip:active{transform:translateY(1px);}

  .header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
  .menu-toggle{
    display:none;
    width:44px;
    height:44px;
    border-radius:12px;
    border:1px solid var(--c-line);
    background:#fff;
    align-items:center;
    justify-content:center;
    transition:background .2s ease,border-color .2s ease;
  }
  .menu-toggle:hover{background:var(--c-primary-ghost);border-color:var(--c-primary);}
  .menu-toggle span{
    display:block;
    width:18px;
    height:2px;
    background:var(--c-ink);
    border-radius:2px;
    position:relative;
    transition:background .2s ease;
  }
  .menu-toggle span::before,.menu-toggle span::after{
    content:"";
    position:absolute;
    left:0;
    width:18px;
    height:2px;
    background:var(--c-ink);
    border-radius:2px;
    transition:transform .2s ease;
  }
  .menu-toggle span::before{top:-6px;}
  .menu-toggle span::after{top:6px;}
  .menu-toggle.is-open span{background:transparent;}
  .menu-toggle.is-open span::before{transform:translateY(6px) rotate(45deg);}
  .menu-toggle.is-open span::after{transform:translateY(-6px) rotate(-45deg);}

  .mobile-nav{
    border-top:1px solid var(--c-line);
    background:#fff;
  }
  .mobile-nav[hidden]{display:none;}
  .mobile-list{display:flex;flex-direction:column;padding:8px 0 16px;}
  .mobile-list a{
    display:flex;
    align-items:center;
    min-height:48px;
    padding:0 4px;
    font-size:15px;
    color:var(--c-ink2);
    border-radius:10px;
    transition:background .2s ease,color .2s ease;
  }
  .mobile-list a:hover{background:var(--c-primary-ghost);color:var(--c-primary-dk);}
  .mobile-list a.active{color:var(--c-primary);font-weight:600;background:var(--c-primary-soft);padding-left:12px;}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-height:46px;
    padding:0 24px;
    border-radius:var(--r-pill);
    font-size:15px;
    font-weight:600;
    letter-spacing:.01em;
    transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
    white-space:nowrap;
  }
  .btn-primary{
    background:var(--c-primary);
    color:#fff;
    box-shadow:0 10px 22px -14px rgba(21,75,158,.85);
  }
  .btn-primary:hover{background:var(--c-primary-dk);transform:translateY(-2px);box-shadow:0 16px 30px -16px rgba(21,75,158,.9);}
  .btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px -12px rgba(21,75,158,.8);}
  .btn-secondary{
    background:#fff;
    color:var(--c-primary);
    border:1px solid var(--c-line);
  }
  .btn-secondary:hover{background:var(--c-primary-ghost);border-color:var(--c-primary);transform:translateY(-2px);}
  .btn-secondary:active{transform:translateY(0);}
  .btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
  .btn-block{width:100%;}
  .btn-ghost{
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:14px;
    font-weight:600;
    color:var(--c-primary);
    min-height:44px;
  }
  .btn-ghost i{transition:transform .2s ease;font-style:normal;}
  .btn-ghost:hover i{transform:translateX(4px);}

  /* ---------- Badges / tags ---------- */
  .badge{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:4px 12px;
    border-radius:var(--r-pill);
    font-size:12.5px;
    font-weight:600;
    letter-spacing:.02em;
  }
  .badge-accent{background:var(--c-accent-soft);color:var(--c-accent-dk);}
  .badge-primary{background:var(--c-primary-soft);color:var(--c-primary);}
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:12.5px;
    font-weight:600;
    letter-spacing:.16em;
    color:var(--c-accent-dk);
    text-transform:uppercase;
  }
  .eyebrow::before{
    content:"";
    width:22px;
    height:3px;
    border-radius:2px;
    background:var(--c-accent);
  }

  /* ---------- Breadcrumb ---------- */
  .breadcrumb{padding:18px 0 0;}
  .breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);}
  .breadcrumb li{display:flex;align-items:center;gap:8px;}
  .breadcrumb li::after{content:"/";color:#C3CFE0;}
  .breadcrumb li:last-child::after{content:"";}
  .breadcrumb a{color:var(--c-ink2);transition:color .2s ease;}
  .breadcrumb a:hover{color:var(--c-primary);}
  .breadcrumb li[aria-current]{color:var(--c-primary);font-weight:600;}

  /* ---------- Section base ---------- */
  .section{padding:88px 0;}
  .section-soft{background:var(--c-bg-soft);}
  .section-tint{background:var(--c-bg-tint);}
  .section-head{max-width:720px;margin-bottom:44px;}
  .section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
  .section-head h2{
    font-size:clamp(24px,3vw,34px);
    line-height:1.3;
    font-weight:700;
    letter-spacing:-.01em;
    margin:14px 0 0;
  }
  .section-head h2::before{
    content:"";
    display:block;
    width:40px;
    height:4px;
    border-radius:3px;
    background:var(--c-accent);
    margin-bottom:16px;
  }
  .section-head.center h2::before{margin-left:auto;margin-right:auto;}
  .section-sub{margin-top:14px;color:var(--c-ink2);font-size:16px;line-height:1.85;}

  /* ---------- Category hero ---------- */
  .cat-hero{
    position:relative;
    padding:40px 0 76px;
    overflow:hidden;
  }
  .cat-hero::before{
    content:"";
    position:absolute;
    inset:-20% 20% 30% -10%;
    background:radial-gradient(circle at 30% 40%,rgba(30,99,200,.12),rgba(30,99,200,0) 62%);
    pointer-events:none;
  }
  .cat-hero::after{
    content:"";
    position:absolute;
    inset:0;
    background-image:radial-gradient(rgba(21,75,158,.16) 1px,transparent 1px);
    background-size:22px 22px;
    opacity:.35;
    mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 68%);
    -webkit-mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 68%);
    pointer-events:none;
  }
  .cat-hero-grid{
    position:relative;
    display:grid;
    grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);
    align-items:center;
    gap:52px;
  }
  .cat-hero h1{
    font-size:clamp(30px,4.4vw,50px);
    line-height:1.18;
    font-weight:700;
    letter-spacing:-.015em;
    margin:18px 0 0;
  }
  .cat-hero h1 em{
    font-style:normal;
    color:var(--c-primary);
  }
  .cat-hero p.lede{
    margin-top:18px;
    font-size:17px;
    line-height:1.85;
    color:var(--c-ink2);
    max-width:520px;
  }
  .cat-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
  .hero-facts{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:30px;
  }
  .hero-fact{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:8px 14px;
    border-radius:var(--r-pill);
    background:#fff;
    border:1px solid var(--c-line);
    font-size:13px;
    color:var(--c-ink2);
    box-shadow:0 1px 2px rgba(16,27,44,.04);
  }
  .hero-fact b{color:var(--c-primary);font-variant-numeric:tabular-nums;}

  .cat-hero-media{
    position:relative;
    border-radius:var(--r-lg);
    overflow:hidden;
    box-shadow:0 26px 60px -30px rgba(21,75,158,.55);
    aspect-ratio:16 / 12;
  }
  .cat-hero-media img{width:100%;height:100%;object-fit:cover;}
  .cat-hero-media .media-tint{
    position:absolute;
    inset:0;
    background:linear-gradient(180deg,rgba(16,27,44,0) 40%,rgba(16,27,44,.62) 100%);
  }
  .media-caption{
    position:absolute;
    left:20px;
    right:20px;
    bottom:18px;
    color:#fff;
    font-size:13.5px;
    line-height:1.6;
  }
  .media-caption strong{display:block;font-size:15px;margin-bottom:2px;}
  .float-badge{
    position:absolute;
    top:18px;
    left:18px;
    background:rgba(255,255,255,.94);
    color:var(--c-primary-dk);
    padding:7px 14px;
    border-radius:var(--r-pill);
    font-size:12.5px;
    font-weight:600;
    box-shadow:var(--sh-1);
  }

  /* ---------- Feature trio ---------- */
  .trio{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:20px;
  }
  .trio-card{
    background:#fff;
    border:1px solid var(--c-line);
    border-radius:var(--r-card);
    padding:26px 24px;
    box-shadow:var(--sh-1);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .trio-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#CFE0F7;}
  .trio-icon{
    width:44px;
    height:44px;
    border-radius:14px;
    display:grid;
    place-items:center;
    background:var(--c-primary-soft);
    color:var(--c-primary);
    font-size:18px;
    font-weight:700;
    margin-bottom:16px;
  }
  .trio-card:nth-child(2) .trio-icon{background:var(--c-accent-soft);color:var(--c-accent-dk);}
  .trio-card h3{font-size:19px;font-weight:600;letter-spacing:.01em;}
  .trio-card p{margin-top:8px;font-size:14.5px;line-height:1.8;color:var(--c-ink2);}

  /* ---------- Split layout ---------- */
  .split{
    display:grid;
    grid-template-columns:minmax(0,1fr) 340px;
    gap:36px;
    align-items:start;
  }
  .card-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:24px;
  }
  .topic-card{
    background:#fff;
    border:1px solid var(--c-line);
    border-radius:var(--r-card);
    overflow:hidden;
    box-shadow:var(--sh-1);
    display:flex;
    flex-direction:column;
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .topic-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#CFE0F7;}
  .topic-thumb{
    position:relative;
    aspect-ratio:16 / 9;
    overflow:hidden;
    background:var(--c-primary-ghost);
  }
  .topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
  .topic-card:hover .topic-thumb img{transform:scale(1.04);}
  .topic-thumb .badge{
    position:absolute;
    top:12px;
    left:12px;
    backdrop-filter:blur(6px);
  }
  .topic-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
  .topic-body h3{font-size:19px;line-height:1.45;font-weight:600;letter-spacing:.01em;}
  .topic-body p{
    margin-top:10px;
    font-size:14.5px;
    line-height:1.78;
    color:var(--c-ink2);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
  }
  .topic-meta{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    margin-top:auto;
    padding-top:18px;
    font-size:13px;
    color:var(--c-muted);
  }
  .topic-meta .btn-ghost{font-size:13.5px;min-height:36px;}

  /* ---------- Sidebar ---------- */
  .side-col{display:flex;flex-direction:column;gap:20px;position:sticky;top:92px;}
  .side-card{
    background:#fff;
    border:1px solid var(--c-line);
    border-radius:var(--r-card);
    padding:24px;
    box-shadow:var(--sh-1);
  }
  .side-card h3{font-size:17px;font-weight:600;}
  .side-card p{margin-top:10px;font-size:14px;line-height:1.8;color:var(--c-ink2);}
  .tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
  .tag-cloud a{
    display:inline-flex;
    align-items:center;
    min-height:34px;
    padding:0 13px;
    border-radius:var(--r-pill);
    background:var(--c-primary-ghost);
    color:var(--c-primary-dk);
    font-size:13px;
    transition:background .2s ease,color .2s ease,transform .2s ease;
  }
  .tag-cloud a:hover{background:var(--c-primary);color:#fff;transform:translateY(-2px);}
  .side-card-cta{
    background:linear-gradient(160deg,#fff 0%,var(--c-primary-ghost) 100%);
    border-color:#D6E4F8;
  }
  .side-card-cta .btn{margin-top:18px;}

  /* ---------- Steps ---------- */
  .steps{
    display:grid;
    grid-template-columns:repeat(5,minmax(0,1fr));
    gap:8px;
    position:relative;
    counter-reset:step;
  }
  .step{
    position:relative;
    padding:0 6px;
  }
  .step-num{
    display:inline-grid;
    place-items:center;
    width:38px;
    height:38px;
    border-radius:50%;
    background:#fff;
    border:2px solid var(--c-primary-soft);
    color:var(--c-primary);
    font-size:13px;
    font-weight:700;
    font-variant-numeric:tabular-nums;
    position:relative;
    z-index:2;
    transition:background .2s ease,border-color .2s ease,color .2s ease;
  }
  .step:hover .step-num{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
  .step::before{
    content:"";
    position:absolute;
    top:19px;
    left:44px;
    right:-8px;
    height:0;
    border-top:2px dashed #CFE0F7;
    z-index:1;
  }
  .step:last-child::before{display:none;}
  .step h3{margin-top:14px;font-size:16px;font-weight:600;line-height:1.5;}
  .step p{margin-top:6px;font-size:13.5px;line-height:1.7;color:var(--c-muted);}
  .step-bar{
    display:block;
    margin-top:14px;
    height:4px;
    border-radius:3px;
    background:#E7EEF8;
    overflow:hidden;
  }
  .step-bar i{
    display:block;
    height:100%;
    border-radius:3px;
    background:linear-gradient(90deg,var(--c-primary) 0%,var(--c-accent) 100%);
    transition:width .3s ease;
  }

  /* ---------- FAQ ---------- */
  .faq-list{display:flex;flex-direction:column;gap:12px;max-width:880px;margin:0 auto;}
  .faq-item{
    background:#fff;
    border:1px solid var(--c-line);
    border-radius:var(--r-card);
    box-shadow:var(--sh-1);
    overflow:hidden;
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .faq-item[open]{border-color:#CFE0F7;box-shadow:var(--sh-2);}
  .faq-item summary{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:20px 24px;
    font-size:16.5px;
    font-weight:600;
    cursor:pointer;
    list-style:none;
    min-height:44px;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:hover{color:var(--c-primary);}
  .faq-icon{
    flex:0 0 auto;
    width:28px;
    height:28px;
    border-radius:50%;
    background:var(--c-primary-soft);
    color:var(--c-primary);
    display:grid;
    place-items:center;
    font-size:17px;
    font-weight:600;
    transition:transform .25s ease,background .2s ease,color .2s ease;
  }
  .faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--c-primary);color:#fff;}
  .faq-body{padding:0 24px 22px;color:var(--c-ink2);font-size:15px;line-height:1.85;}
  .faq-body p{animation:fadeIn .25s ease;}
  @keyframes fadeIn{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:translateY(0);}}

  /* ---------- More topics ---------- */
  .chip-row{display:flex;flex-wrap:wrap;gap:12px;}
  .chip-outline{
    display:inline-flex;
    align-items:center;
    gap:10px;
    min-height:48px;
    padding:0 20px;
    border-radius:var(--r-pill);
    background:#fff;
    border:1px solid var(--c-line);
    font-size:14.5px;
    color:var(--c-ink2);
    transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
  }
  .chip-outline strong{font-weight:600;color:var(--c-ink);}
  .chip-outline:hover{
    background:var(--c-primary-ghost);
    border-color:var(--c-primary);
    color:var(--c-primary-dk);
    transform:translateY(-2px);
    box-shadow:var(--sh-1);
  }
  .chip-outline:hover strong{color:var(--c-primary-dk);}
  .chip-outline:active{transform:translateY(0);}

  /* ---------- CTA band ---------- */
  .cta-band{
    position:relative;
    border-radius:26px;
    padding:52px 48px;
    background:linear-gradient(150deg,var(--c-primary-ghost) 0%,#fff 55%,var(--c-accent-soft) 100%);
    border:1px solid #DCE8F8;
    overflow:hidden;
    display:grid;
    grid-template-columns:minmax(0,1fr) minmax(0,.85fr);
    gap:36px;
    align-items:center;
  }
  .cta-band::before{
    content:"";
    position:absolute;
    width:220px;
    height:220px;
    border-radius:50%;
    background:radial-gradient(circle,rgba(242,166,59,.22),rgba(242,166,59,0) 70%);
    top:-70px;
    right:-40px;
    pointer-events:none;
  }
  .cta-band h2{
    position:relative;
    font-size:clamp(22px,2.6vw,30px);
    line-height:1.35;
    font-weight:700;
    letter-spacing:-.01em;
  }
  .cta-band p{position:relative;margin-top:12px;color:var(--c-ink2);font-size:15.5px;line-height:1.85;}
  .subscribe-form{
    position:relative;
    display:flex;
    gap:10px;
    background:#fff;
    padding:8px;
    border-radius:var(--r-pill);
    border:1px solid var(--c-line);
    box-shadow:var(--sh-1);
  }
  .subscribe-form input{
    flex:1;
    min-width:0;
    border:0;
    background:transparent;
    padding:0 16px;
    min-height:44px;
    font-size:15px;
    color:var(--c-ink);
    border-radius:var(--r-pill);
    transition:box-shadow .2s ease;
  }
  .subscribe-form input::placeholder{color:#9AA9BF;}
  .subscribe-form input:focus{
    outline:none;
    box-shadow:inset 0 0 0 2px rgba(30,99,200,.35);
  }
  .form-note{position:relative;margin-top:12px;font-size:12.5px;color:var(--c-muted);}

  /* ---------- Footer ---------- */
  .site-footer{
    background:#0E1A2B;
    color:#D5DEEC;
    padding:68px 0 28px;
    margin-top:0;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.5fr 1fr 1fr 1fr;
    gap:40px;
    padding-bottom:44px;
    border-bottom:1px solid rgba(255,255,255,.12);
  }
  .footer-brand .logo{margin-bottom:18px;}
  .footer-brand .logo-mark{background:linear-gradient(150deg,#2B7BE0 0%,#154B9E 100%);}
  .footer-brand .logo-text strong{color:#fff;}
  .footer-brand .logo-text span{color:#8FA4C2;}
  .footer-brand p{font-size:14px;line-height:1.85;color:#9FB0C8;max-width:340px;}
  .footer h4{font-size:14px;font-weight:600;margin:0 0 18px;color:#fff;letter-spacing:.04em;}
  .footer-list{display:flex;flex-direction:column;gap:10px;}
  .footer-list a{
    font-size:14px;
    color:#9FB0C8;
    transition:color .2s ease,transform .2s ease;
    display:inline-block;
    min-height:28px;
  }
  .footer-list a:hover{color:var(--c-accent);transform:translateX(3px);}
  .footer-bottom{
    display:flex;
    flex-wrap:wrap;
    justify-content:space-between;
    gap:12px;
    padding-top:24px;
    font-size:12.5px;
    color:#8095B0;
    line-height:1.8;
  }

  /* ---------- Responsive ---------- */
  @media (max-width:1024px){
    .section{padding:72px 0;}
    .cat-hero-grid{gap:36px;}
    .split{grid-template-columns:1fr;}
    .side-col{position:static;flex-direction:row;flex-wrap:wrap;}
    .side-card{flex:1 1 300px;}
    .cta-band{padding:44px 34px;}
    .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:32px;}
  }
  @media (max-width:880px){
    .header-inner{grid-template-columns:auto 1fr auto;}
    .nav-scroll{display:none;}
    .menu-toggle{display:inline-flex;}
    .cat-hero-grid{grid-template-columns:1fr;}
    .cat-hero-media{order:2;aspect-ratio:16/10;}
    .cat-hero{padding:28px 0 56px;}
    .cat-hero::after{opacity:.25;}
    .trio{grid-template-columns:1fr;}
    .steps{grid-template-columns:1fr;gap:0;}
    .step{
      display:grid;
      grid-template-columns:44px 1fr;
      column-gap:16px;
      padding:0 0 26px;
    }
    .step::before{
      top:40px;
      left:19px;
      right:auto;
      bottom:2px;
      width:0;
      height:auto;
      border-top:0;
      border-left:2px dashed #CFE0F7;
    }
    .step:last-child::before{display:none;}
    .step-num{grid-row:span 3;}
    .step h3{margin-top:4px;}
    .step-bar{margin-top:10px;}
    .cta-band{grid-template-columns:1fr;padding:36px 26px;}
    .footer-grid{grid-template-columns:1fr 1fr;}
  }
  @media (max-width:640px){
    .container{padding:0 16px;}
    .section{padding:56px 0;}
    .logo-text strong{font-size:13.5px;}
    .logo-text span{font-size:10px;letter-spacing:.14em;}
    .logo-mark{width:34px;height:34px;border-radius:10px;font-size:15px;}
    .header-actions .btn{display:none;}
    .card-grid{grid-template-columns:1fr;}
    .cat-hero-actions .btn{width:100%;}
    .hero-facts{gap:8px;}
    .hero-fact{font-size:12px;padding:7px 12px;}
    .side-col{flex-direction:column;}
    .side-card{flex:1 1 auto;}
    .cta-band{padding:30px 20px;border-radius:20px;}
    .subscribe-form{flex-direction:column;border-radius:20px;padding:12px;gap:12px;}
    .subscribe-form input{width:100%;}
    .subscribe-form .btn{width:100%;}
    .footer-grid{grid-template-columns:1fr;gap:28px;}
    .footer-bottom{flex-direction:column;}
    .faq-item summary{padding:16px 18px;font-size:15.5px;}
    .faq-body{padding:0 18px 18px;font-size:14.5px;}
  }

/* roulang page: category2 */
:root{
    --c-primary:#1E63C8; --c-primary-dk:#154B9E; --c-primary-soft:#EAF1FD; --c-primary-ghost:#F3F7FE;
    --c-accent:#F2A63B; --c-accent-dk:#B9760F; --c-accent-soft:#FFF4E2;
    --c-ink:#101B2C; --c-ink2:#3C4A5E; --c-muted:#6B7B92; --c-line:#E4EAF3;
    --c-bg:#FFFFFF; --c-bg-soft:#F5F8FC; --c-bg-tint:#EDF3FB;
    --r-card:16px; --r-lg:22px; --r-pill:999px;
    --sh-1:0 1px 2px rgba(16,27,44,.05), 0 10px 28px -16px rgba(21,75,158,.20);
    --sh-2:0 18px 40px -18px rgba(21,75,158,.30);
    --header-h:72px;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;background:var(--c-bg);color:var(--c-ink);
    font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
    font-size:16.5px;line-height:1.85;letter-spacing:.01em;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
  ul,ol{padding:0;list-style:none;}
  img{display:block;max-width:100%;height:auto;}
  a{color:inherit;text-decoration:none;}
  button{font-family:inherit;cursor:pointer;border:0;background:none;}
  input{font-family:inherit;}
  :focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:2px;border-radius:6px;}
  .num{font-variant-numeric:tabular-nums;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
  .section{padding:88px 0;}
  .section.soft{background:var(--c-bg-soft);}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:7px 14px;border-radius:var(--r-pill);
    background:var(--c-accent-soft);color:var(--c-accent-dk);
    font-size:13px;font-weight:600;letter-spacing:.04em;
  }
  .section-head{max-width:760px;margin-bottom:40px;}
  .section-head h2{
    font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.3;letter-spacing:-.01em;
    margin-top:14px;
  }
  .section-head h2::before{
    content:"";display:inline-block;width:5px;height:.92em;border-radius:3px;
    background:var(--c-accent);margin-right:12px;transform:translateY(2px);
  }
  .section-head p{margin-top:14px;color:var(--c-ink2);font-size:16.5px;}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.9);
    backdrop-filter:saturate(180%) blur(14px);
    -webkit-backdrop-filter:saturate(180%) blur(14px);
    border-bottom:1px solid var(--c-line);
  }
  .header-inner{
    max-width:1200px;margin:0 auto;padding:0 20px;
    height:var(--header-h);display:flex;align-items:center;gap:20px;
  }
  .logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
  .logo-mark{
    width:40px;height:40px;border-radius:12px;flex:0 0 auto;
    background:linear-gradient(150deg,var(--c-primary),var(--c-primary-dk));
    color:#fff;font-weight:700;font-size:19px;
    display:flex;align-items:center;justify-content:center;position:relative;
    box-shadow:0 6px 16px -8px rgba(21,75,158,.6);
  }
  .logo-mark::after{
    content:"";position:absolute;right:6px;top:6px;width:7px;height:7px;border-radius:50%;
    background:var(--c-accent);
  }
  .logo-text{display:flex;flex-direction:column;line-height:1.2;}
  .logo-text strong{font-size:15.5px;font-weight:700;letter-spacing:.01em;color:var(--c-ink);}
  .logo-text span{font-size:11.5px;color:var(--c-muted);letter-spacing:.14em;}
  .nav-scroll{margin-left:auto;}
  .nav-list{display:flex;align-items:center;gap:4px;}
  .chip{
    display:inline-flex;align-items:center;justify-content:center;
    height:38px;padding:0 15px;border-radius:var(--r-pill);
    font-size:14px;font-weight:500;color:var(--c-ink2);white-space:nowrap;
    transition:background .2s ease,color .2s ease,transform .2s ease;
  }
  .chip:hover{background:var(--c-primary-ghost);color:var(--c-primary-dk);}
  .chip:active{transform:translateY(1px);}
  .chip.active{background:var(--c-primary-soft);color:var(--c-primary-dk);font-weight:600;}
  .header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;margin-left:8px;}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 24px;border-radius:var(--r-pill);
    font-size:15px;font-weight:600;letter-spacing:.02em;
    transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
  }
  .btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 10px 24px -14px rgba(30,99,200,.9);}
  .btn-primary:hover{background:var(--c-primary-dk);transform:translateY(-2px);box-shadow:var(--sh-2);}
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{background:#fff;border:1px solid var(--c-line);color:var(--c-primary-dk);}
  .btn-ghost:hover{background:var(--c-primary-ghost);border-color:var(--c-primary);transform:translateY(-2px);}
  .btn-ghost:active{transform:translateY(0);}
  .btn-link{color:var(--c-primary-dk);font-weight:600;display:inline-flex;align-items:center;gap:6px;padding:6px 0;}
  .btn-link .arw{transition:transform .2s ease;}
  .btn-link:hover .arw{transform:translateX(3px);}
  .nav-cta{height:42px;font-size:14.5px;padding:0 20px;}
  .menu-btn{
    display:none;width:44px;height:44px;border-radius:12px;
    align-items:center;justify-content:center;border:1px solid var(--c-line);background:#fff;
  }
  .menu-btn span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative;transition:.25s ease;}
  .menu-btn span::before,.menu-btn span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:.25s ease;
  }
  .menu-btn span::before{top:-6px;}
  .menu-btn span::after{top:6px;}
  .site-header.open .menu-btn span{background:transparent;}
  .site-header.open .menu-btn span::before{top:0;transform:rotate(45deg);}
  .site-header.open .menu-btn span::after{top:0;transform:rotate(-45deg);}
  .mobile-panel{display:none;border-top:1px solid var(--c-line);background:#fff;}
  .mobile-panel .mp-inner{padding:14px 20px 22px;display:flex;flex-direction:column;gap:6px;}
  .mobile-panel .chip{height:46px;justify-content:flex-start;padding:0 16px;font-size:15px;width:100%;background:var(--c-bg-soft);}
  .mobile-panel .chip.active{background:var(--c-primary-soft);}
  .mobile-panel .btn{margin-top:10px;width:100%;}

  /* ---------- Title band ---------- */
  .title-band{
    position:relative;overflow:hidden;
    background:var(--c-bg-tint);
    border-bottom:1px solid var(--c-line);
    padding:56px 0 64px;
  }
  .title-band::before{
    content:"";position:absolute;inset:0;
    background-image:radial-gradient(rgba(30,99,200,.5) 1px,transparent 1px);
    background-size:22px 22px;opacity:.06;pointer-events:none;
  }
  .title-band::after{
    content:"";position:absolute;right:-160px;top:-140px;width:460px;height:460px;border-radius:50%;
    background:radial-gradient(circle,rgba(242,166,59,.22),rgba(242,166,59,0) 68%);
    pointer-events:none;
  }
  .title-band .container{position:relative;z-index:1;}
  .breadcrumb{font-size:13.5px;color:var(--c-muted);margin-bottom:22px;}
  .breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
  .breadcrumb li{display:flex;align-items:center;gap:8px;}
  .breadcrumb li+li::before{content:"／";color:#C3CEDD;}
  .breadcrumb a{color:var(--c-ink2);transition:color .2s ease;}
  .breadcrumb a:hover{color:var(--c-primary);}
  .title-band h1{
    font-size:clamp(30px,4.4vw,52px);font-weight:700;line-height:1.18;letter-spacing:-.01em;
    max-width:900px;margin-top:16px;
  }
  .title-band h1 em{font-style:normal;color:var(--c-primary-dk);}
  .title-band .lede{
    margin-top:20px;max-width:720px;font-size:17.5px;line-height:1.9;color:var(--c-ink2);
  }
  .band-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
  .tag{
    display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);
    background:#fff;border:1px solid var(--c-line);color:var(--c-ink2);font-size:13px;font-weight:500;
  }
  .tag.gold{background:var(--c-accent-soft);border-color:#F7DDB6;color:var(--c-accent-dk);}

  /* ---------- Feature row ---------- */
  .feature-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
  .feature-card{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
    padding:26px 24px;box-shadow:var(--sh-1);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D3E1F6;}
  .feature-ico{
    width:46px;height:46px;border-radius:14px;background:var(--c-primary-soft);
    color:var(--c-primary-dk);display:flex;align-items:center;justify-content:center;
    font-size:19px;margin-bottom:16px;
  }
  .feature-card h3{font-size:19px;font-weight:600;margin-bottom:8px;}
  .feature-card p{font-size:15px;color:var(--c-muted);line-height:1.8;}

  /* ---------- Long list ---------- */
  .long-list{border-top:1px solid var(--c-line);}
  .long-item{
    display:grid;grid-template-columns:220px 1fr auto;gap:28px;align-items:center;
    padding:26px 0;border-bottom:1px solid var(--c-line);
    transition:background .2s ease;
  }
  .long-item:hover{background:var(--c-primary-ghost);}
  .long-thumb{
    position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:var(--c-primary-soft);
  }
  .long-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
  .long-item:hover .long-thumb img{transform:scale(1.05);}
  .long-body h3{font-size:20px;font-weight:600;display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
  .long-body h3 .idx{
    font-size:12.5px;font-weight:600;color:var(--c-accent-dk);background:var(--c-accent-soft);
    padding:2px 10px;border-radius:var(--r-pill);letter-spacing:.06em;
  }
  .long-body p{margin-top:8px;color:var(--c-ink2);font-size:15.5px;max-width:720px;}
  .long-arrow{
    width:44px;height:44px;border-radius:50%;border:1px solid var(--c-line);background:#fff;
    display:flex;align-items:center;justify-content:center;color:var(--c-primary-dk);
    transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
  }
  .long-item:hover .long-arrow{background:var(--c-primary);border-color:var(--c-primary);color:#fff;transform:translateX(4px);}

  /* ---------- Steps ---------- */
  .steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;position:relative;}
  .step{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:22px 18px;
    box-shadow:var(--sh-1);position:relative;transition:transform .2s ease,box-shadow .2s ease;
  }
  .step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
  .step-no{
    width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    background:var(--c-primary-soft);color:var(--c-primary-dk);font-weight:700;font-size:15px;
  }
  .step h3{font-size:16px;font-weight:600;margin-top:14px;}
  .step p{font-size:14px;color:var(--c-muted);margin-top:6px;line-height:1.75;}
  .step-bar{height:4px;border-radius:4px;background:var(--c-line);margin-top:16px;overflow:hidden;}
  .step-bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--c-primary),var(--c-accent));}

  /* ---------- Compare ---------- */
  .compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
  .compare-card{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
    padding:30px 28px;box-shadow:var(--sh-1);
  }
  .compare-card.accent{background:var(--c-primary-ghost);border-color:#D6E3F7;}
  .compare-card h3{font-size:22px;font-weight:700;margin-bottom:6px;}
  .compare-card .sub{color:var(--c-muted);font-size:14.5px;margin-bottom:20px;}
  .dot-list li{
    position:relative;padding-left:20px;margin-bottom:12px;font-size:15.5px;color:var(--c-ink2);line-height:1.8;
  }
  .dot-list li::before{
    content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;
    background:var(--c-accent);
  }
  .compare-card.accent .dot-list li::before{background:var(--c-primary);}

  /* ---------- FAQ ---------- */
  .faq-wrap{max-width:860px;margin:0 auto;}
  .faq-item{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
    margin-bottom:14px;box-shadow:var(--sh-1);overflow:hidden;
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .faq-item:hover{border-color:#D3E1F6;}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:22px 24px;text-align:left;font-size:17px;font-weight:600;color:var(--c-ink);
    min-height:56px;
  }
  .faq-q .plus{
    flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:var(--c-primary-soft);
    color:var(--c-primary-dk);display:flex;align-items:center;justify-content:center;
    font-size:18px;font-weight:600;transition:transform .25s ease,background .25s ease,color .25s ease;
  }
  .faq-item.open .faq-q .plus{transform:rotate(45deg);background:var(--c-primary);color:#fff;}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
  .faq-a p{padding:0 24px 24px;color:var(--c-ink2);font-size:15.5px;line-height:1.9;max-width:720px;}

  /* ---------- Chip cloud ---------- */
  .chip-cloud{display:flex;flex-wrap:wrap;gap:12px;}
  .cloud-chip{
    display:inline-flex;align-items:center;gap:8px;height:46px;padding:0 22px;
    border-radius:var(--r-pill);background:#fff;border:1px solid var(--c-line);
    font-size:15px;font-weight:500;color:var(--c-ink2);
    transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  }
  .cloud-chip:hover{background:var(--c-primary-soft);border-color:#C7DAF5;color:var(--c-primary-dk);transform:translateY(-2px);box-shadow:var(--sh-1);}
  .cloud-chip.current{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}

  /* ---------- CTA ---------- */
  .cta-box{
    position:relative;overflow:hidden;border-radius:26px;
    background:linear-gradient(135deg,#1E63C8,#154B9E);
    padding:56px 48px;color:#fff;
    box-shadow:0 26px 60px -30px rgba(21,75,158,.75);
  }
  .cta-box::after{
    content:"";position:absolute;right:-90px;bottom:-120px;width:340px;height:340px;border-radius:50%;
    background:radial-gradient(circle,rgba(242,166,59,.45),rgba(242,166,59,0) 70%);
  }
  .cta-box h2{font-size:clamp(23px,2.8vw,32px);font-weight:700;line-height:1.35;position:relative;z-index:1;}
  .cta-box p{margin-top:12px;color:rgba(255,255,255,.82);font-size:16px;max-width:620px;position:relative;z-index:1;}
  .sub-form{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px;position:relative;z-index:1;}
  .sub-form input[type="email"]{
    flex:1 1 280px;min-width:0;height:50px;border-radius:12px;border:1px solid rgba(255,255,255,.32);
    background:rgba(255,255,255,.14);color:#fff;padding:0 18px;font-size:15px;
    transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  }
  .sub-form input::placeholder{color:rgba(255,255,255,.62);}
  .sub-form input:focus{outline:none;border-color:#fff;background:rgba(255,255,255,.22);box-shadow:0 0 0 4px rgba(255,255,255,.18);}
  .sub-form .btn-primary{background:#fff;color:var(--c-primary-dk);}
  .sub-form .btn-primary:hover{background:var(--c-accent-soft);color:var(--c-accent-dk);}
  .form-hint{margin-top:14px;font-size:13.5px;color:rgba(255,255,255,.7);position:relative;z-index:1;}

  /* ---------- Footer ---------- */
  .site-footer{background:#0E1A2B;color:#B9C6D8;padding:68px 0 26px;margin-top:0;}
  .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
  .footer-brand .logo{margin-bottom:16px;}
  .footer-brand .logo-mark{background:linear-gradient(150deg,#2B76DA,#154B9E);}
  .footer-brand .logo-text strong{color:#fff;}
  .footer-brand .logo-text span{color:#7E90A8;}
  .footer-brand p{font-size:14.5px;line-height:1.85;color:#93A4BC;max-width:320px;}
  .footer h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.03em;}
  .footer-list{display:flex;flex-direction:column;gap:11px;}
  .footer-list a{font-size:14.5px;color:#93A4BC;transition:color .2s ease,transform .2s ease;display:inline-block;}
  .footer-list a:hover{color:var(--c-accent);transform:translateX(3px);}
  .footer-bottom{
    margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);
    display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
    font-size:13px;color:#7E90A8;
  }
  .to-top{
    position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;
    background:var(--c-primary);color:#fff;display:flex;align-items:center;justify-content:center;
    box-shadow:var(--sh-2);opacity:0;visibility:hidden;transform:translateY(10px);
    transition:opacity .25s ease,transform .25s ease,background .2s ease;z-index:70;font-size:17px;
  }
  .to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
  .to-top:hover{background:var(--c-primary-dk);}

  /* ---------- Responsive ---------- */
  @media (max-width:1024px){
    .section{padding:72px 0;}
    .nav-scroll{display:none;}
    .menu-btn{display:inline-flex;}
    .mobile-panel.open{display:block;}
    .header-actions .nav-cta{display:none;}
    .feature-row{grid-template-columns:1fr 1fr;}
    .steps{grid-template-columns:repeat(3,1fr);}
    .footer-grid{grid-template-columns:1fr 1fr;}
  }
  @media (max-width:768px){
    body{font-size:16px;}
    .section{padding:56px 0;}
    .title-band{padding:40px 0 48px;}
    .long-item{grid-template-columns:140px 1fr;gap:18px;align-items:start;}
    .long-arrow{display:none;}
    .compare{grid-template-columns:1fr;}
    .steps{grid-template-columns:1fr 1fr;}
    .cta-box{padding:38px 24px;border-radius:20px;}
    .footer-grid{grid-template-columns:1fr;gap:28px;}
    .footer-brand p{max-width:none;}
  }
  @media (max-width:520px){
    .container{padding:0 16px;}
    .feature-row{grid-template-columns:1fr;}
    .steps{grid-template-columns:1fr;}
    .long-item{grid-template-columns:1fr;gap:14px;}
    .long-thumb{aspect-ratio:16/9;}
    .btn{width:100%;}
    .header-actions .btn{width:auto;}
    .chip-cloud .cloud-chip{width:100%;justify-content:flex-start;}
    .title-band h1{font-size:28px;}
  }

/* roulang page: category3 */
:root{
  --c-primary:#1E63C8;
  --c-primary-dk:#154B9E;
  --c-primary-soft:#EAF1FD;
  --c-primary-ghost:#F3F7FE;
  --c-accent:#F2A63B;
  --c-accent-dk:#B9760F;
  --c-accent-soft:#FFF4E2;
  --c-ink:#101B2C;
  --c-ink2:#3C4A5E;
  --c-muted:#6B7B92;
  --c-line:#E4EAF3;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F5F8FC;
  --c-bg-tint:#EDF3FB;
  --c-night:#0E1A2B;
  --r-card:16px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,27,44,.05), 0 10px 28px -16px rgba(21,75,158,.20);
  --sh-2:0 18px 40px -18px rgba(21,75,158,.30);
  --w:1200px;
}
*,*::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",sans-serif;
  color:var(--c-ink);
  background:var(--c-bg);
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:.01em;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input{font:inherit}
::selection{background:var(--c-primary-soft);color:var(--c-primary-dk)}

.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 20px}
.section{padding:88px 0}
.section--soft{background:var(--c-bg-soft)}
.section--tint{background:var(--c-bg-tint)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  line-height:1.3;
  margin:0 0 14px;
  letter-spacing:-.01em;
}
.section-head h2::before{
  content:"";
  display:inline-block;
  width:6px;height:22px;
  border-radius:3px;
  background:var(--c-accent);
  margin-right:12px;
  vertical-align:-2px;
}
.section-head p{margin:0;color:var(--c-ink2);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:var(--c-accent-dk);
  font-size:13px;font-weight:600;letter-spacing:.06em;
  margin-bottom:18px;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.93);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{
  display:flex;align-items:center;gap:18px;
  min-height:72px;
}
.logo{display:flex;align-items:center;gap:11px;flex:0 0 auto;border-radius:12px;transition:opacity .2s ease}
.logo:hover{opacity:.85}
.logo:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:4px}
.logo-mark{
  position:relative;width:38px;height:38px;border-radius:12px;
  background:var(--c-primary);color:#fff;
  display:grid;place-items:center;
  font-weight:700;font-size:17px;line-height:1;
  box-shadow:0 6px 16px -8px rgba(21,75,158,.6);
}
.logo-mark::after{
  content:"";position:absolute;right:-3px;top:-3px;
  width:12px;height:12px;border-radius:50%;
  background:var(--c-accent);border:2px solid #fff;
}
.logo-text{display:flex;flex-direction:column;line-height:1.18}
.logo-text strong{font-size:15.5px;font-weight:700;letter-spacing:.01em}
.logo-text span{font-size:11.5px;color:var(--c-muted);letter-spacing:.16em}
.nav-scroll{flex:1 1 auto;min-width:0}
.nav-list{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.nav-list::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;justify-content:center;
  height:36px;padding:0 15px;border-radius:var(--r-pill);
  font-size:14px;color:var(--c-ink2);white-space:nowrap;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease;
}
.chip:hover{background:var(--c-primary-ghost);color:var(--c-primary-dk)}
.chip:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:2px}
.chip.active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:3px}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dk);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-line)}
.btn-ghost:hover{background:var(--c-primary-ghost);border-color:var(--c-primary);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-link{
  display:inline-flex;align-items:center;gap:7px;
  color:var(--c-primary);font-weight:600;font-size:14.5px;
  min-height:44px;transition:color .2s ease;
}
.btn-link .arw{transition:transform .2s ease}
.btn-link:hover{color:var(--c-primary-dk)}
.btn-link:hover .arw{transform:translateX(3px)}
.btn-link:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:3px;border-radius:8px}

/* ---------- Breadcrumb ---------- */
.crumb{padding:22px 0 0}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--c-muted)}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--c-line);font-weight:400}
.crumb a{color:var(--c-ink2);transition:color .2s ease}
.crumb a:hover{color:var(--c-primary)}
.crumb [aria-current]{color:var(--c-primary);font-weight:600}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:44px 0 76px;
  background:
    radial-gradient(900px 420px at 84% 4%, #E8F0FC 0%, rgba(232,240,252,0) 62%),
    radial-gradient(700px 360px at 8% 92%, #F8FAFE 0%, rgba(248,250,254,0) 60%),
    #fff;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(30,99,200,.16) 1px, transparent 1px);
  background-size:22px 22px;
  opacity:.30;
  -webkit-mask-image:radial-gradient(600px 320px at 78% 18%, #000 0%, transparent 72%);
  mask-image:radial-gradient(600px 320px at 78% 18%, #000 0%, transparent 72%);
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.06fr .94fr;
  gap:56px;align-items:center;
}
.hero-title{
  font-size:clamp(30px,4.2vw,50px);
  font-weight:700;line-height:1.18;letter-spacing:-.015em;
  margin:0 0 18px;
}
.hero-sub{
  font-size:17px;color:var(--c-ink2);margin:0 0 30px;max-width:520px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero-stats{display:flex;flex-wrap:wrap;gap:0}
.stat{padding:0 30px;border-left:1px solid var(--c-line)}
.stat:first-child{padding-left:0;border-left:0}
.stat b{
  display:block;font-size:26px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.stat span{font-size:13px;color:var(--c-muted);letter-spacing:.04em}
.hero-visual{position:relative}
.hero-visual .frame{
  border-radius:var(--r-lg);overflow:hidden;
  box-shadow:0 30px 60px -34px rgba(21,75,158,.55);
  border:1px solid rgba(228,234,243,.9);
}
.hero-visual img{width:100%;aspect-ratio:4/3.2;object-fit:cover}
.hero-badge{
  position:absolute;background:#fff;border:1px solid var(--c-line);
  border-radius:14px;padding:12px 16px;box-shadow:var(--sh-1);
  display:flex;align-items:center;gap:10px;
}
.hero-badge b{font-size:20px;font-variant-numeric:tabular-nums;color:var(--c-ink)}
.hero-badge span{font-size:12.5px;color:var(--c-muted);line-height:1.5}
.hero-badge--tl{left:-14px;top:26px}
.hero-badge--br{right:-14px;bottom:26px}
.hero-badge .dot{width:9px;height:9px;border-radius:50%;background:var(--c-accent);flex:0 0 auto}

/* ---------- Feature triples ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feature:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D5E3F8}
.feature .ic{
  width:44px;height:44px;border-radius:12px;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:grid;place-items:center;font-size:18px;font-weight:700;
  margin-bottom:18px;font-variant-numeric:tabular-nums;
}
.feature h3{font-size:19px;font-weight:600;margin:0 0 10px;line-height:1.45}
.feature p{margin:0;font-size:15px;color:var(--c-ink2);line-height:1.8}

/* ---------- Dossier (dark index) ---------- */
.dossier{background:var(--c-night);color:#fff;padding:92px 0;position:relative;overflow:hidden}
.dossier::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(720px 320px at 88% 0%, rgba(30,99,200,.35) 0%, rgba(14,26,43,0) 66%);
  pointer-events:none;
}
.dossier .container{position:relative;z-index:1}
.dossier .section-head h2{color:#fff}
.dossier .section-head h2::before{background:var(--c-accent)}
.dossier .section-head p{color:rgba(255,255,255,.68)}
.dossier .eyebrow{background:rgba(242,166,59,.16);color:#F6C078}
.dossier-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.dossier-card{
  display:flex;gap:22px;align-items:flex-start;
  padding:26px;border-radius:var(--r-card);
  background:rgba(255,255,255,.045);
  border:1px solid rgba(255,255,255,.10);
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.dossier-card:hover{background:rgba(30,99,200,.18);border-color:rgba(140,185,255,.42);transform:translateY(-3px)}
.dossier-card:focus-visible{outline:3px solid rgba(242,166,59,.6);outline-offset:3px}
.dossier-num{
  font-size:34px;font-weight:700;line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
  color:#F2A63B;flex:0 0 auto;padding-top:2px;
}
.dossier-card h3{font-size:19px;font-weight:600;margin:0 0 8px;color:#fff;line-height:1.45}
.dossier-card p{margin:0;font-size:14.6px;color:rgba(255,255,255,.70);line-height:1.8}
.dossier-meta{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px}
.tag-mini{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;
  border-radius:var(--r-pill);font-size:12px;letter-spacing:.04em;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.78);
}

/* ---------- Preview cards ---------- */
.preview-grid{display:grid;grid-template-columns:1.32fr 1fr;gap:24px;align-items:start}
.preview-side{display:grid;gap:24px}
.card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D5E3F8}
.card:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:3px}
.card-media{overflow:hidden;aspect-ratio:16/9;background:var(--c-primary-ghost)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;
  border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:var(--c-accent-dk);
  font-size:12px;font-weight:600;letter-spacing:.06em;width:fit-content;
}
.card h3{font-size:19.5px;font-weight:600;line-height:1.5;margin:0;letter-spacing:-.005em}
.card--lg h3{font-size:clamp(21px,2.3vw,26px)}
.card p{margin:0;font-size:14.8px;color:var(--c-ink2);line-height:1.8}
.card-foot{margin-top:auto;padding-top:6px}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.step{
  position:relative;background:#fff;border:1px solid var(--c-line);
  border-radius:14px;padding:20px 18px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.step-dot{
  width:34px;height:34px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:grid;place-items:center;font-size:14px;font-weight:700;
  font-variant-numeric:tabular-nums;margin-bottom:14px;
}
.step h3{font-size:15.5px;font-weight:600;margin:0 0 6px;line-height:1.5}
.step p{margin:0;font-size:13.6px;color:var(--c-muted);line-height:1.7}
.step-bar{height:4px;border-radius:var(--r-pill);background:var(--c-line);margin-top:16px;overflow:hidden}
.step-bar i{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-primary),var(--c-accent))}
.step:nth-child(1) .step-bar i{width:20%}
.step:nth-child(2) .step-bar i{width:40%}
.step:nth-child(3) .step-bar i{width:60%}
.step:nth-child(4) .step-bar i{width:80%}
.step:nth-child(5) .step-bar i{width:100%}
.step::after{
  content:"";position:absolute;right:-14px;top:37px;width:14px;
  border-top:1px dashed #C7D8F0;
}
.step:last-child::after{display:none}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#D5E3F8}
.faq-item.open{border-color:#C7D8F0;box-shadow:var(--sh-1)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  width:100%;padding:20px 22px;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--c-ink);line-height:1.6;
  min-height:44px;
}
.faq-q:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:-3px}
.faq-ic{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--c-primary-ghost);color:var(--c-primary);
  display:grid;place-items:center;font-size:16px;font-weight:600;
  transition:transform .3s ease,background .2s ease,color .2s ease;
}
.faq-item.open .faq-ic{transform:rotate(45deg);background:var(--c-primary);color:#fff}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .34s ease,padding .34s ease;
  padding:0 22px;
}
.faq-item.open .faq-a{max-height:420px;padding-bottom:22px}
.faq-a p{margin:0;font-size:15.3px;color:var(--c-ink2);line-height:1.85}

/* ---------- CTA / subscribe ---------- */
.cta-box{
  position:relative;overflow:hidden;
  background:linear-gradient(150deg,#EDF3FB 0%,#F7FAFF 58%,#FFF6E9 100%);
  border:1px solid #DCE8F8;border-radius:var(--r-lg);
  padding:56px 48px;
}
.cta-box::after{
  content:"";position:absolute;right:-70px;top:-70px;
  width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,166,59,.28) 0%,rgba(242,166,59,0) 70%);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.cta-inner h2{font-size:clamp(23px,2.6vw,31px);font-weight:700;line-height:1.35;margin:0 0 12px;letter-spacing:-.01em}
.cta-inner p{margin:0;color:var(--c-ink2);font-size:15.5px}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-form input[type="email"]{
  flex:1 1 240px;min-height:48px;padding:0 18px;
  border:1px solid var(--c-line);border-radius:12px;background:#fff;
  color:var(--c-ink);transition:border-color .2s ease,box-shadow .2s ease;
  min-width:0;
}
.sub-form input[type="email"]::placeholder{color:#9AA8BC}
.sub-form input[type="email"]:hover{border-color:#C7D8F0}
.sub-form input[type="email"]:focus{
  outline:none;border-color:var(--c-primary);
  box-shadow:0 0 0 4px rgba(30,99,200,.14);
}
.form-note{margin:12px 0 0;font-size:13px;color:var(--c-muted)}
.form-msg{
  display:none;margin-top:12px;padding:10px 14px;border-radius:10px;
  font-size:13.5px;background:var(--c-primary-soft);color:var(--c-primary-dk);
}
.form-msg.show{display:block}

/* ---------- Other categories ---------- */
.other-cats{display:flex;flex-wrap:wrap;gap:10px}
.cat-pill{
  display:inline-flex;align-items:center;gap:8px;
  min-height:44px;padding:0 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-line);
  font-size:14.5px;color:var(--c-ink2);
  transition:border-color .2s ease,background .2s ease,color .2s ease,transform .2s ease;
}
.cat-pill:hover{border-color:var(--c-primary);background:var(--c-primary-ghost);color:var(--c-primary-dk);transform:translateY(-2px)}
.cat-pill:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:3px}
.cat-pill .num{font-size:12.5px;color:var(--c-muted);font-variant-numeric:tabular-nums}
.cat-pill.current{background:var(--c-primary-soft);border-color:#C7D8F0;color:var(--c-primary);font-weight:600}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-night);color:rgba(255,255,255,.78);padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand .logo-mark{background:#fff;color:var(--c-primary)}
.footer-brand .logo-mark::after{border-color:var(--c-night)}
.footer-brand .logo-text strong{color:#fff}
.footer-brand .logo-text span{color:rgba(255,255,255,.45)}
.footer-brand p{margin:0;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:330px}
.site-footer h4{font-size:14px;font-weight:600;color:#fff;margin:0 0 16px;letter-spacing:.06em}
.footer-list{display:flex;flex-direction:column;gap:2px}
.footer-list a{
  display:inline-flex;align-items:center;min-height:36px;
  font-size:14px;color:rgba(255,255,255,.66);
  transition:color .2s ease,transform .2s ease;
}
.footer-list a:hover{color:var(--c-accent);transform:translateX(3px)}
.footer-list a:focus-visible{outline:3px solid rgba(242,166,59,.55);outline-offset:3px;border-radius:6px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding-top:22px;display:flex;flex-wrap:wrap;gap:10px 24px;
  justify-content:space-between;font-size:12.8px;color:rgba(255,255,255,.46);
}
.to-top{
  position:fixed;right:18px;bottom:18px;z-index:50;
  width:44px;height:44px;border-radius:50%;
  background:#fff;border:1px solid var(--c-line);color:var(--c-primary);
  display:grid;place-items:center;box-shadow:var(--sh-1);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.to-top:focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:3px}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .header-inner{flex-wrap:wrap;padding-top:10px;padding-bottom:8px;gap:10px 14px}
  .nav-scroll{order:3;flex:1 0 100%;margin:0 -20px;padding:8px 20px 0;border-top:1px solid var(--c-line)}
  .nav-list{padding-bottom:2px}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero-visual{order:2}
  .hero-badge--tl{left:8px;top:12px}
  .hero-badge--br{right:8px;bottom:12px}
  .preview-grid{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .dossier-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
}
@media (max-width:819px){
  .section{padding:64px 0}
  .dossier{padding:68px 0}
  .hero{padding:32px 0 60px}
  .feature-grid{grid-template-columns:1fr}
  .cta-box{padding:36px 24px}
  .header-actions .btn-sm{display:none}
}
@media (max-width:560px){
  body{font-size:16px}
  .container{padding:0 16px}
  .nav-scroll{margin:0 -16px;padding:8px 16px 0}
  .section{padding:54px 0}
  .hero-stats{gap:0}
  .stat{padding:0 18px}
  .stat b{font-size:22px}
  .hero-badge{padding:9px 12px;border-radius:12px}
  .hero-badge b{font-size:17px}
  .hero-badge span{font-size:11.5px}
  .dossier-card{flex-direction:row;padding:20px;gap:16px}
  .dossier-num{font-size:27px}
  .steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .card-body{padding:18px 18px 20px}
  .faq-q{padding:17px 18px;font-size:15.5px}
  .faq-a{padding:0 18px}
  .btn{width:100%}
  .hero-actions .btn{width:100%}
  .sub-form .btn{width:100%}
}

/* roulang page: category4 */
:root{
    --c-primary:#1E63C8; --c-primary-dk:#154B9E; --c-primary-soft:#EAF1FD; --c-primary-ghost:#F3F7FE;
    --c-accent:#F2A63B; --c-accent-dk:#B9760F; --c-accent-soft:#FFF4E2;
    --c-ink:#101B2C; --c-ink2:#3C4A5E; --c-muted:#6B7B92; --c-line:#E4EAF3;
    --c-bg:#FFFFFF; --c-bg-soft:#F5F8FC; --c-bg-tint:#EDF3FB;
    --r-sm:12px; --r-md:16px; --r-lg:22px; --r-xl:26px; --r-pill:999px;
    --sh-1:0 1px 2px rgba(16,27,44,.05), 0 10px 28px -16px rgba(21,75,158,.20);
    --sh-2:0 18px 40px -18px rgba(21,75,158,.32);
    --ease:200ms ease;
    --sec:96px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{
    margin:0;background:var(--c-bg);color:var(--c-ink);
    font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
    font-size:16.5px;line-height:1.85;letter-spacing:.01em;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4,p{margin:0}
  :focus-visible{outline:3px solid rgba(30,99,200,.28);outline-offset:2px;border-radius:6px}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  .num{font-variant-numeric:tabular-nums}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.88);
    backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border-bottom:1px solid var(--c-line);
  }
  .header-inner{display:flex;align-items:center;gap:24px;min-height:72px}
  .logo{display:flex;align-items:center;gap:12px;flex-shrink:0;padding:6px 0}
  .logo-mark{
    position:relative;width:40px;height:40px;border-radius:12px;
    background:linear-gradient(150deg,var(--c-primary),var(--c-primary-dk));
    color:#fff;font-weight:700;font-size:19px;display:grid;place-items:center;
    box-shadow:0 8px 18px -10px rgba(21,75,158,.75);
  }
  .logo-dot{
    position:absolute;right:6px;bottom:6px;width:8px;height:8px;border-radius:50%;
    background:var(--c-accent);box-shadow:0 0 0 2px rgba(255,255,255,.85);
  }
  .logo-text{display:flex;flex-direction:column;line-height:1.2}
  .logo-text strong{font-size:15.5px;font-weight:700;letter-spacing:.01em}
  .logo-text span{font-size:11.5px;color:var(--c-muted);letter-spacing:.14em;margin-top:3px}
  .nav-scroll{flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}
  .nav-scroll::-webkit-scrollbar{display:none}
  .nav-list{display:flex;align-items:center;gap:6px}
  .chip{
    display:inline-flex;align-items:center;justify-content:center;
    min-height:38px;padding:0 16px;border-radius:var(--r-pill);
    font-size:14.5px;font-weight:500;color:var(--c-ink2);white-space:nowrap;
    transition:background var(--ease),color var(--ease),box-shadow var(--ease);
  }
  .chip:hover{background:var(--c-primary-ghost);color:var(--c-primary-dk)}
  .chip:active{transform:translateY(1px)}
  .chip.active{background:var(--c-primary-soft);color:var(--c-primary-dk);font-weight:600;box-shadow:inset 0 0 0 1px rgba(30,99,200,.14)}
  .header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
  .menu-toggle{
    display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
    place-items:center;background:#fff;
  }
  .menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink2);margin:2.5px auto;transition:transform var(--ease),opacity var(--ease)}
  .menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:46px;padding:0 24px;border-radius:var(--r-pill);
    font-size:15px;font-weight:600;letter-spacing:.02em;
    transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
  }
  .btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 10px 22px -14px rgba(21,75,158,.9)}
  .btn-primary:hover{background:var(--c-primary-dk);transform:translateY(-2px);box-shadow:0 16px 30px -16px rgba(21,75,158,1)}
  .btn-primary:active{transform:translateY(0)}
  .btn-ghost{background:#fff;color:var(--c-primary-dk);border:1px solid var(--c-line)}
  .btn-ghost:hover{background:var(--c-primary-ghost);border-color:var(--c-primary)}
  .btn-ghost:active{transform:translateY(1px)}
  .btn-sm{min-height:42px;padding:0 20px;font-size:14px}
  .link-arrow{
    display:inline-flex;align-items:center;gap:6px;color:var(--c-primary-dk);
    font-weight:600;font-size:14.5px;min-height:44px;
  }
  .link-arrow i{font-style:normal;transition:transform var(--ease)}
  .link-arrow:hover i{transform:translateX(3px)}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    background:
      radial-gradient(900px 420px at 12% -10%, rgba(30,99,200,.10), transparent 62%),
      radial-gradient(620px 320px at 92% 8%, rgba(242,166,59,.14), transparent 60%),
      var(--c-bg);
  }
  .hero::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:radial-gradient(rgba(30,99,200,.16) 1px, transparent 1px);
    background-size:22px 22px;opacity:.05;
  }
  .hero-grid{
    position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:56px;
    align-items:center;padding:76px 0 84px;
  }
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    background:var(--c-accent-soft);color:var(--c-accent-dk);
    border-radius:var(--r-pill);padding:7px 16px;font-size:13px;font-weight:600;letter-spacing:.06em;
  }
  .eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent)}
  h1.hero-title{
    font-size:clamp(28px,3.9vw,46px);line-height:1.2;font-weight:700;letter-spacing:-.01em;
    margin:20px 0 0;
  }
  h1.hero-title em{font-style:normal;color:var(--c-primary);box-shadow:inset 0 -.34em 0 var(--c-accent-soft)}
  .hero-sub{font-size:17px;color:var(--c-ink2);margin-top:18px;max-width:33em}
  .hero-lead{font-size:15.5px;color:var(--c-muted);margin-top:14px;max-width:35em}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
  .hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
  .stat{
    flex:1 1 130px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
    padding:14px 18px;box-shadow:var(--sh-1);
  }
  .stat b{display:block;font-size:22px;font-weight:700;color:var(--c-primary-dk);line-height:1.3}
  .stat span{font-size:12.5px;color:var(--c-muted)}
  .hero-visual{position:relative}
  .hero-frame{
    position:relative;border-radius:var(--r-xl);overflow:hidden;
    box-shadow:0 26px 60px -30px rgba(21,75,158,.55);
    aspect-ratio:4/3;background:var(--c-bg-tint);
  }
  .hero-frame img{width:100%;height:100%;object-fit:cover}
  .hero-badge{
    position:absolute;left:-18px;bottom:26px;background:#fff;border-radius:var(--r-md);
    padding:12px 18px;box-shadow:var(--sh-2);border:1px solid var(--c-line);
    display:flex;align-items:center;gap:10px;
  }
  .hero-badge b{display:block;font-size:15px;color:var(--c-ink)}
  .hero-badge span{font-size:12px;color:var(--c-muted)}
  .hero-badge .dot{width:10px;height:10px;border-radius:50%;background:var(--c-accent);flex-shrink:0}

  /* ---------- Sections ---------- */
  section{scroll-margin-top:90px}
  .section{padding:var(--sec) 0}
  .section-soft{background:var(--c-bg-soft)}
  .sec-head{max-width:760px;margin-bottom:44px}
  .sec-label{
    display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;
    letter-spacing:.16em;color:var(--c-primary-dk);text-transform:uppercase;
  }
  .sec-label::before{content:"";width:18px;height:3px;border-radius:2px;background:var(--c-accent)}
  h2.sec-title{font-size:clamp(23px,2.8vw,32px);line-height:1.32;font-weight:700;margin-top:12px}
  .sec-desc{color:var(--c-muted);font-size:15.5px;margin-top:14px}

  /* ---------- Feature trio ---------- */
  .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .feature{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
    padding:26px 24px;box-shadow:var(--sh-1);
    transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .feature:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(30,99,200,.28)}
  .feature-ico{
    width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
    background:var(--c-primary-soft);color:var(--c-primary-dk);font-weight:700;font-size:16px;
    margin-bottom:16px;
  }
  .feature h3{font-size:18px;font-weight:600}
  .feature p{font-size:14.5px;color:var(--c-muted);margin-top:8px;line-height:1.8}

  /* ---------- Masonry cards ---------- */
  .masonry{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
  .masonry .col{display:grid;gap:24px}
  .masonry .col.offset{margin-top:44px}
  .mcard{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-xl);
    overflow:hidden;box-shadow:var(--sh-1);
    transition:transform var(--ease),box-shadow var(--ease);
  }
  .mcard:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
  .mcard .thumb{overflow:hidden;background:var(--c-bg-tint)}
  .mcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 420ms ease}
  .mcard:hover .thumb img{transform:scale(1.04)}
  .mcard.tall .thumb{aspect-ratio:4/5}
  .mcard.wide .thumb{aspect-ratio:16/10}
  .mcard-body{padding:24px 26px 26px}
  .badge{
    display:inline-flex;align-items:center;gap:6px;border-radius:var(--r-pill);
    background:var(--c-accent-soft);color:var(--c-accent-dk);
    font-size:12.5px;font-weight:600;padding:5px 12px;letter-spacing:.04em;
  }
  .badge.blue{background:var(--c-primary-soft);color:var(--c-primary-dk)}
  .mcard h3{font-size:19.5px;font-weight:600;margin-top:14px;line-height:1.45}
  .mcard p{font-size:14.5px;color:var(--c-muted);margin-top:10px;line-height:1.85}

  /* ---------- Tag cloud ---------- */
  .cloud{display:flex;flex-wrap:wrap;gap:12px}
  .tag{
    display:inline-flex;align-items:center;min-height:44px;padding:0 20px;
    border-radius:var(--r-pill);background:#fff;border:1px solid var(--c-line);
    font-size:14.5px;color:var(--c-ink2);
    transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
  }
  .tag:hover{background:var(--c-primary-ghost);border-color:var(--c-primary);color:var(--c-primary-dk);transform:translateY(-2px);box-shadow:var(--sh-1)}
  .tag:active{transform:translateY(0)}
  .tag.hot{background:var(--c-accent-soft);border-color:rgba(242,166,59,.5);color:var(--c-accent-dk)}
  .tag.hot:hover{background:#fff0d6;border-color:var(--c-accent)}

  /* ---------- Steps ---------- */
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
  .step{
    position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
    padding:24px 22px;box-shadow:var(--sh-1);
  }
  .step-num{
    display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;
    background:var(--c-primary);color:#fff;font-size:14px;font-weight:700;
    font-variant-numeric:tabular-nums;
  }
  .step h3{font-size:16.5px;font-weight:600;margin-top:14px}
  .step p{font-size:14px;color:var(--c-muted);margin-top:8px;line-height:1.8}
  .step-line{
    height:5px;border-radius:var(--r-pill);background:var(--c-primary-soft);margin-top:18px;overflow:hidden;
  }
  .step-line i{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-primary),var(--c-accent))}

  /* ---------- FAQ ---------- */
  .faq{display:grid;gap:14px;max-width:880px}
  .faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;transition:border-color var(--ease)}
  .faq-item.open{border-color:rgba(30,99,200,.32)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:20px 24px;text-align:left;font-size:16px;font-weight:600;min-height:56px;
    transition:background var(--ease),color var(--ease);
  }
  .faq-q:hover{background:var(--c-primary-ghost);color:var(--c-primary-dk)}
  .faq-icon{
    flex-shrink:0;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
    background:var(--c-primary-soft);color:var(--c-primary-dk);font-size:16px;font-weight:600;
    transition:transform var(--ease),background var(--ease);
  }
  .faq-item.open .faq-icon{transform:rotate(45deg);background:var(--c-accent-soft);color:var(--c-accent-dk)}
  .faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows 260ms ease}
  .faq-item.open .faq-a{grid-template-rows:1fr}
  .faq-a > div{overflow:hidden}
  .faq-a p{padding:0 24px 22px;font-size:15px;color:var(--c-ink2);line-height:1.9}

  /* ---------- CTA ---------- */
  .cta-box{
    position:relative;overflow:hidden;border-radius:var(--r-xl);
    background:linear-gradient(135deg,var(--c-primary-ghost),var(--c-primary-soft));
    border:1px solid rgba(30,99,200,.16);
    padding:56px 48px;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
  }
  .cta-box::after{
    content:"";position:absolute;right:-60px;top:-70px;width:240px;height:240px;border-radius:50%;
    background:radial-gradient(circle at 30% 30%, rgba(242,166,59,.36), transparent 68%);
  }
  .cta-box h2{font-size:clamp(22px,2.6vw,30px);line-height:1.34;font-weight:700;position:relative}
  .cta-box p{color:var(--c-ink2);font-size:15px;margin-top:12px;position:relative}
  .sub-form{position:relative;display:flex;gap:10px;flex-wrap:wrap}
  .sub-form input{
    flex:1 1 220px;min-height:48px;padding:0 18px;border-radius:12px;
    border:1px solid var(--c-line);background:#fff;font-size:15px;color:var(--c-ink);
    transition:border-color var(--ease),box-shadow var(--ease);
  }
  .sub-form input::placeholder{color:#9AA8BC}
  .sub-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(30,99,200,.14)}
  .form-note{flex-basis:100%;font-size:12.5px;color:var(--c-muted);margin-top:4px}

  /* ---------- Other categories ---------- */
  .other-list{display:flex;flex-wrap:wrap;gap:12px}
  .other-list a{
    display:inline-flex;align-items:center;gap:8px;min-height:46px;padding:0 22px;
    border-radius:var(--r-pill);background:#fff;border:1px solid var(--c-line);
    font-size:15px;color:var(--c-ink2);box-shadow:var(--sh-1);
    transition:background var(--ease),color var(--ease),transform var(--ease),border-color var(--ease);
  }
  .other-list a:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;transform:translateY(-2px)}
  .other-list a span{font-size:12px;color:var(--c-muted)}
  .other-list a:hover span{color:rgba(255,255,255,.8)}

  /* ---------- Footer ---------- */
  .site-footer{background:#0E1A2B;color:rgba(255,255,255,.82);padding:64px 0 0;margin-top:0}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
  .footer-brand .logo-text strong{color:#fff}
  .footer-brand .logo-text span{color:rgba(255,255,255,.5)}
  .footer-brand p{font-size:14px;color:rgba(255,255,255,.6);margin-top:18px;line-height:1.9;max-width:26em}
  .footer h4{font-size:14px;font-weight:600;color:#fff;letter-spacing:.06em;margin-bottom:16px}
  .footer-list{display:grid;gap:11px}
  .footer-list a{font-size:14px;color:rgba(255,255,255,.62);transition:color var(--ease),transform var(--ease);display:inline-block;min-height:24px}
  .footer-list a:hover{color:var(--c-accent);transform:translateX(2px)}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.12);padding:22px 0 26px;
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
    font-size:12.5px;color:rgba(255,255,255,.5);
  }
  .to-top{
    display:inline-flex;align-items:center;gap:6px;color:rgba(255,255,255,.7);
    font-size:12.5px;transition:color var(--ease)
  }
  .to-top:hover{color:var(--c-accent)}

  /* ---------- Responsive ---------- */
  @media (max-width:1024px){
    :root{--sec:76px}
    .hero-grid{grid-template-columns:1fr;gap:40px;padding:56px 0 64px}
    .hero-visual{order:2}
    .hero-badge{left:12px;bottom:12px}
    .header-inner{flex-wrap:wrap;gap:14px;padding:10px 0}
    .nav-scroll{order:3;flex-basis:100%;display:none}
    .site-header.nav-open .nav-scroll{display:block;padding-bottom:10px}
    .menu-toggle{display:grid}
    .header-actions{margin-left:auto}
    .feature-grid{grid-template-columns:1fr 1fr}
    .steps{grid-template-columns:1fr 1fr}
    .cta-box{grid-template-columns:1fr;padding:44px 32px;gap:28px}
    .footer-grid{grid-template-columns:1fr 1fr}
  }
  @media (max-width:768px){
    :root{--sec:60px}
    body{font-size:16px}
    .container{padding:0 16px}
    .logo-text strong{font-size:14px}
    .masonry{grid-template-columns:1fr}
    .masonry .col.offset{margin-top:0}
    .feature-grid{grid-template-columns:1fr}
    .hero-stats{gap:12px}
    .stat{flex:1 1 100%}
    .mcard-body{padding:20px 20px 22px}
    .cta-box{padding:34px 22px}
    .footer-grid{grid-template-columns:1fr;gap:30px}
    .footer-bottom{flex-direction:column}
  }
  @media (max-width:520px){
    .steps{grid-template-columns:1fr}
    .btn{width:100%}
    .hero-actions .btn{width:100%}
    .header-actions .btn{width:auto}
    .faq-q{padding:16px 18px;font-size:15px}
    .faq-a p{padding:0 18px 18px}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  }

/* roulang page: category5 */
:root{
  --c-primary:#1E63C8;
  --c-primary-dk:#154B9E;
  --c-primary-soft:#EAF1FD;
  --c-primary-ghost:#F3F7FE;
  --c-accent:#F2A63B;
  --c-accent-dk:#B9760F;
  --c-accent-soft:#FFF4E2;
  --c-ink:#101B2C;
  --c-ink2:#3C4A5E;
  --c-muted:#6B7B92;
  --c-line:#E4EAF3;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F5F8FC;
  --c-bg-tint:#EDF3FB;
  --r-card:16px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-card:0 1px 2px rgba(16,27,44,.05), 0 10px 28px -16px rgba(21,75,158,.20);
  --sh-hover:0 18px 40px -18px rgba(21,75,158,.30);
  --ease:200ms ease;
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:var(--ease);}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
ul,ol{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.26;letter-spacing:-0.01em;}
p{margin:0;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(30,99,200,.28);border-radius:8px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
}
.section{padding:88px 0;}
.section--soft{background:var(--c-bg-soft);}
.section--tint{background:var(--c-bg-tint);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{
  position:relative;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
  height:72px;
  display:flex;
  align-items:center;
  gap:22px;
}
.logo{display:inline-flex;align-items:center;gap:11px;flex:none;}
.logo-mark{
  position:relative;
  width:38px;height:38px;
  border-radius:12px;
  background:var(--c-primary);
  color:#fff;
  display:grid;place-items:center;
  font-size:17px;font-weight:700;
  box-shadow:0 8px 18px -10px rgba(21,75,158,.6);
}
.logo-mark::after{
  content:"";
  position:absolute;top:6px;right:6px;
  width:7px;height:7px;border-radius:50%;
  background:var(--c-accent);
}
.logo-text{display:flex;flex-direction:column;line-height:1.16;}
.logo-text strong{font-size:15px;font-weight:700;color:var(--c-ink);letter-spacing:.01em;}
.logo-text span{font-size:11px;color:var(--c-muted);letter-spacing:.14em;}

.nav-scroll{flex:1;min-width:0;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.nav-scroll::-webkit-scrollbar{display:none;}
.nav-list{display:flex;align-items:center;gap:6px;padding:4px 0;}
.chip{
  display:inline-flex;align-items:center;
  height:38px;padding:0 16px;
  border-radius:var(--r-pill);
  font-size:14px;font-weight:500;
  color:var(--c-ink2);
  white-space:nowrap;
  transition:var(--ease);
}
.chip:hover{background:var(--c-primary-ghost);color:var(--c-primary-dk);}
.chip.active{background:var(--c-primary-soft);color:var(--c-primary-dk);font-weight:600;}
.chip:focus-visible{box-shadow:0 0 0 3px rgba(30,99,200,.28);}

.header-actions{display:flex;align-items:center;gap:10px;flex:none;}
.menu-btn{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--c-line);
  align-items:center;justify-content:center;
  transition:var(--ease);
}
.menu-btn:hover{background:var(--c-primary-ghost);border-color:var(--c-primary);}
.menu-btn .bars{position:relative;width:18px;height:12px;display:block;}
.menu-btn .bars span{
  position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--c-ink);
  transition:var(--ease);
}
.menu-btn .bars span:nth-child(1){top:0;}
.menu-btn .bars span:nth-child(2){top:5px;background:var(--c-ink2);}
.menu-btn .bars span:nth-child(3){top:10px;}
.menu-btn[aria-expanded="true"] .bars span:nth-child(1){transform:translateY(5px) rotate(45deg);}
.menu-btn[aria-expanded="true"] .bars span:nth-child(2){opacity:0;}
.menu-btn[aria-expanded="true"] .bars span:nth-child(3){transform:translateY(-5px) rotate(-45deg);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 10px 24px -16px rgba(21,75,158,.75);}
.btn-primary:hover{background:var(--c-primary-dk);transform:translateY(-2px);box-shadow:var(--sh-hover);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--c-primary-dk);border-color:var(--c-line);}
.btn-ghost:hover{background:var(--c-primary-ghost);border-color:var(--c-primary);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{background:#fff;color:var(--c-primary-dk);}
.btn-light:hover{background:var(--c-primary-soft);transform:translateY(-2px);box-shadow:var(--sh-hover);}
.btn-light:active{transform:translateY(0);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.btn-outline-light:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px);}
.btn-outline-light:active{transform:translateY(0);}
.btn-sm{min-height:44px;padding:0 18px;font-size:14px;}

/* ---------- Hero band ---------- */
.hero-band{
  position:relative;
  overflow:hidden;
  background:var(--c-primary);
  color:#fff;
  padding:76px 0;
}
.hero-band::before{
  content:"";
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 84% 16%, rgba(255,255,255,.18), transparent 46%),
    radial-gradient(circle at 8% 92%, rgba(242,166,59,.24), transparent 44%);
  pointer-events:none;
}
.hero-band::after{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px, transparent 1px);
  background-size:24px 24px;
  opacity:.06;
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);
  gap:56px;
  align-items:center;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:#fff;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.28);
  padding:6px 15px;
  border-radius:var(--r-pill);
}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--c-accent);}
h1.hero-title{
  margin-top:22px;
  font-size:clamp(30px,4.4vw,50px);
  font-weight:700;
  line-height:1.18;
  letter-spacing:-0.014em;
}
.hero-sub{
  margin-top:18px;
  max-width:560px;
  font-size:17px;
  line-height:1.85;
  color:rgba(255,255,255,.86);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:14px 40px;
  margin-top:40px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.22);
}
.hero-stat strong{
  display:block;
  font-size:24px;font-weight:700;
  font-variant-numeric:tabular-nums;
  color:#fff;
}
.hero-stat span{font-size:13px;color:rgba(255,255,255,.72);letter-spacing:.04em;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;
  aspect-ratio:4 / 3;
  object-fit:cover;
  border-radius:var(--r-lg);
  box-shadow:0 30px 60px -28px rgba(8,26,56,.7);
}
.hero-badge{
  position:absolute;
  left:-14px;bottom:22px;
  display:inline-flex;align-items:center;gap:10px;
  padding:11px 18px;
  border-radius:var(--r-pill);
  background:#fff;
  color:var(--c-ink);
  font-size:13px;font-weight:600;
  box-shadow:0 18px 36px -20px rgba(8,26,56,.55);
}
.hero-badge i{
  width:9px;height:9px;border-radius:50%;background:var(--c-accent);
  display:inline-block;
}

/* ---------- Section head ---------- */
.sec-head{max-width:760px;}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;
  color:var(--c-accent-dk);
  background:var(--c-accent-soft);
  padding:6px 15px;
  border-radius:var(--r-pill);
}
.sec-title{
  margin-top:16px;
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  line-height:1.3;
}
.sec-desc{margin-top:14px;color:var(--c-ink2);font-size:16px;line-height:1.85;}

/* ---------- Rank list ---------- */
.rank-list{
  margin-top:42px;
  border-top:1px solid var(--c-line);
}
.rank-item{
  display:grid;
  grid-template-columns:76px minmax(0,1fr) 210px;
  gap:26px;
  align-items:center;
  padding:26px 18px;
  border-bottom:1px solid var(--c-line);
  border-radius:14px;
  transition:var(--ease);
}
.rank-item:hover{background:var(--c-primary-ghost);transform:translateX(4px);}
.rank-no{
  font-size:28px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--c-muted);
  line-height:1;
  transition:var(--ease);
}
.rank-item:hover .rank-no{color:var(--c-primary);}
.rank-name{
  font-size:20px;
  font-weight:700;
  color:var(--c-ink);
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
}
.tag{
  display:inline-flex;align-items:center;
  font-size:12px;font-weight:500;
  padding:3px 11px;
  border-radius:var(--r-pill);
  background:var(--c-accent-soft);
  color:var(--c-accent-dk);
  letter-spacing:.02em;
}
.tag--blue{background:var(--c-primary-soft);color:var(--c-primary-dk);}
.rank-desc{margin-top:8px;color:var(--c-ink2);font-size:15px;line-height:1.78;}
.rank-meter{width:100%;}
.meter-label{
  display:flex;justify-content:space-between;
  font-size:12px;color:var(--c-muted);
  margin-bottom:8px;letter-spacing:.04em;
}
.meter{
  height:6px;border-radius:999px;
  background:var(--c-bg-tint);
  overflow:hidden;
}
.meter span{
  display:block;height:100%;
  border-radius:999px;
  background:var(--c-primary);
  transition:width 600ms ease;
}
.rank-item:hover .meter span{background:var(--c-primary-dk);}

/* ---------- Guide ---------- */
.guide-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:56px;
  align-items:center;
  margin-top:46px;
}
.guide-figure{position:relative;}
.guide-figure img{
  width:100%;
  aspect-ratio:5 / 4;
  object-fit:cover;
  border-radius:var(--r-lg);
  box-shadow:var(--sh-card);
}
.guide-figure figcaption{
  margin-top:14px;
  font-size:13px;
  color:var(--c-muted);
  line-height:1.7;
}
.step-list{display:grid;gap:14px;}
.step-item{
  display:grid;
  grid-template-columns:44px minmax(0,1fr);
  gap:16px;
  padding:22px 24px;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  transition:var(--ease);
}
.step-item:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:#CFE0F7;}
.step-num{
  width:44px;height:44px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--c-primary-soft);
  color:var(--c-primary-dk);
  font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;
}
.step-item h3{font-size:17px;font-weight:600;color:var(--c-ink);}
.step-item p{margin-top:6px;font-size:14.5px;color:var(--c-ink2);line-height:1.78;}

/* ---------- Time cards ---------- */
.time-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px;
  margin-top:42px;
}
.time-card{
  padding:28px;
  border-radius:var(--r-card);
  background:var(--c-bg-soft);
  border:1px solid var(--c-line);
  transition:var(--ease);
}
.time-card:hover{background:#fff;border-color:#CFE0F7;box-shadow:var(--sh-hover);transform:translateY(-4px);}
.time-card .time-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;
  color:var(--c-primary-dk);
  background:var(--c-primary-soft);
  padding:5px 14px;
  border-radius:var(--r-pill);
}
.time-card h3{margin-top:16px;font-size:19px;font-weight:700;color:var(--c-ink);}
.time-card p{margin-top:10px;font-size:15px;color:var(--c-ink2);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin-top:42px;display:grid;gap:14px;}
.faq-item{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  overflow:hidden;
  transition:var(--ease);
}
.faq-item:hover{border-color:#CFE0F7;}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 26px;
  text-align:left;
  font-size:16.5px;
  font-weight:600;
  color:var(--c-ink);
  min-height:44px;
}
.faq-icon{
  flex:none;
  width:30px;height:30px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--c-primary-soft);
  color:var(--c-primary-dk);
  font-size:16px;font-weight:600;
  transition:transform var(--ease), background var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--c-accent-soft);color:var(--c-accent-dk);}
.faq-a{
  display:none;
  padding:0 26px 24px;
  color:var(--c-ink2);
  font-size:15.5px;
  line-height:1.9;
}
.faq-item.open .faq-a{display:block;animation:fadeIn .26s ease;}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:translateY(0);}}

/* ---------- Other categories ---------- */
.other-title{font-size:20px;font-weight:700;color:var(--c-ink);}
.other-chips{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;}
.other-link{
  display:inline-flex;align-items:center;gap:8px;
  height:46px;padding:0 20px;
  border-radius:var(--r-pill);
  background:#fff;
  border:1px solid var(--c-line);
  color:var(--c-ink2);
  font-size:14.5px;font-weight:500;
  transition:var(--ease);
}
.other-link:hover{background:var(--c-primary-soft);border-color:var(--c-primary);color:var(--c-primary-dk);transform:translateY(-2px);}
.other-link .arrow{transition:transform var(--ease);}
.other-link:hover .arrow{transform:translateX(4px);}

/* ---------- CTA ---------- */
.cta-box{
  position:relative;
  overflow:hidden;
  background:var(--c-primary-soft);
  border-radius:24px;
  padding:52px 48px;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:32px;
  align-items:center;
  margin-top:56px;
}
.cta-box::after{
  content:"";
  position:absolute;
  right:-60px;top:-60px;
  width:220px;height:220px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(242,166,59,.28), transparent 68%);
  pointer-events:none;
}
.cta-box h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:var(--c-ink);line-height:1.32;}
.cta-box p{margin-top:12px;color:var(--c-ink2);font-size:15.5px;line-height:1.85;max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;}

/* ---------- Footer ---------- */
.site-footer{
  background:#0E1A2B;
  color:rgba(255,255,255,.74);
  padding:64px 0 28px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:44px;
}
.footer-brand .logo-mark{background:var(--c-primary);}
.footer-brand .logo-text strong{color:#fff;}
.footer-brand .logo-text span{color:rgba(255,255,255,.55);}
.footer-brand p{
  margin-top:18px;
  font-size:14px;
  line-height:1.85;
  color:rgba(255,255,255,.62);
  max-width:320px;
}
.footer h4{
  font-size:14px;
  font-weight:600;
  color:#fff;
  letter-spacing:.06em;
  margin-bottom:16px;
}
.footer-list{display:grid;gap:11px;}
.footer-list a{
  font-size:14px;
  color:rgba(255,255,255,.64);
  transition:var(--ease);
}
.footer-list a:hover{color:var(--c-accent);transform:translateX(3px);}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  flex-wrap:wrap;
  gap:12px 28px;
  justify-content:space-between;
  font-size:12.5px;
  color:rgba(255,255,255,.48);
  line-height:1.8;
}

.to-top{
  position:fixed;
  right:22px;bottom:26px;
  width:46px;height:46px;
  border-radius:50%;
  background:var(--c-primary);
  color:#fff;
  display:grid;place-items:center;
  box-shadow:0 14px 30px -14px rgba(21,75,158,.8);
  z-index:60;
  opacity:0;visibility:hidden;
  transition:var(--ease);
}
.to-top.show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--c-primary-dk);transform:translateY(-3px);}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual{max-width:600px;}
  .guide-grid{grid-template-columns:1fr;gap:36px;}
  .rank-item{grid-template-columns:64px minmax(0,1fr);gap:18px;}
  .rank-meter{grid-column:2;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:767px){
  .header-inner{height:64px;padding:0 16px;gap:12px;}
  .nav-scroll{
    display:none;
    position:absolute;
    top:64px;left:0;right:0;
    background:#fff;
    border-bottom:1px solid var(--c-line);
    padding:12px 16px 16px;
    box-shadow:0 20px 36px -24px rgba(16,27,44,.35);
  }
  .nav-scroll.open{display:block;}
  .nav-scroll .nav-list{flex-direction:column;align-items:stretch;gap:6px;}
  .nav-scroll .chip{height:44px;justify-content:flex-start;padding:0 16px;}
  .header-actions .btn{display:none;}
  .menu-btn{display:inline-flex;}
  .logo-text strong{font-size:14px;}
  .section{padding:56px 0;}
  .hero-band{padding:54px 0;}
  .hero-badge{left:12px;bottom:12px;padding:9px 14px;font-size:12px;}
  .hero-stats{gap:18px 28px;}
  .hero-stat strong{font-size:20px;}
  .rank-item{padding:22px 12px;gap:14px;}
  .rank-no{font-size:22px;}
  .rank-name{font-size:17.5px;}
  .time-grid{grid-template-columns:1fr;gap:16px;}
  .cta-box{grid-template-columns:1fr;padding:34px 24px;border-radius:20px;}
  .faq-q{font-size:15.5px;padding:18px 20px;}
  .faq-a{padding:0 20px 20px;font-size:15px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;}
  .to-top{right:16px;bottom:18px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .hero-actions .btn{width:100%;}
  .other-chips .other-link{flex:1 1 100%;justify-content:space-between;}
}