/* roulang page: index */
:root{
    --ink-900:#0F1B2D;
    --ink-700:#2B3A50;
    --ink-500:#5A6B82;
    --line:#E4EAF3;
    --bg:#F7F9FC;
    --bg-warm:#FBF7F2;
    --primary:#2E63D6;
    --primary-deep:#1E4AA8;
    --primary-soft:#E9F0FD;
    --accent:#F2994A;
    --accent-soft:#FDEEE0;
    --success:#2E9E7B;
    --radius-card:18px;
    --radius-panel:24px;
    --radius-field:12px;
    --shadow-1:0 1px 2px rgba(15,27,45,.04), 0 8px 24px rgba(15,27,45,.06);
    --shadow-2:0 2px 6px rgba(15,27,45,.06), 0 16px 40px rgba(15,27,45,.10);
    --shadow-focus:0 0 0 4px rgba(46,99,214,.18);
    --space-section:96px;
    --font-sans:'Noto Sans TC','PingFang TC','Microsoft JhengHei','Helvetica Neue',sans-serif;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:var(--font-sans);
    font-size:16px;
    line-height:1.85;
    color:var(--ink-900);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;}
  a{color:inherit;text-decoration:none;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
  button{cursor:pointer;border:none;background:none;}
  :focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:8px;}
  .container{max-width:1200px;margin:0 auto;padding:0 32px;}
  .section{padding:var(--space-section) 0;scroll-margin-top:104px;}
  .section-warm{background:var(--bg-warm);}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;letter-spacing:.08em;
    color:var(--primary);background:var(--primary-soft);
    border-radius:999px;padding:6px 14px;margin-bottom:16px;
  }
  .sec-title{font-size:32px;font-weight:700;line-height:1.35;letter-spacing:.01em;}
  .sec-sub{font-size:15px;color:var(--ink-500);margin-top:10px;line-height:1.85;}
  .link-more{
    display:inline-flex;align-items:center;gap:8px;
    font-size:15px;font-weight:700;color:var(--primary);
    padding:8px 0;transition:color .2s ease;
  }
  .link-more:hover{color:var(--primary-deep);text-decoration:underline;text-underline-offset:6px;}
  .link-more .arrow{transition:transform .2s ease;}
  .link-more:hover .arrow{transform:translateX(4px);}

  /* ---------- 導覽 ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 1px 0 rgba(15,27,45,.02);
  }
  .nav-top{
    display:flex;align-items:center;gap:24px;
    height:84px;
  }
  .brand{display:flex;flex-direction:column;gap:2px;flex-shrink:0;}
  .brand-mark{
    font-size:21px;font-weight:900;letter-spacing:.02em;color:var(--ink-900);
    line-height:1.2;white-space:nowrap;
  }
  .brand-mark span{color:var(--primary);}
  .brand-en{
    font-size:10px;font-weight:500;letter-spacing:.22em;
    color:var(--ink-500);text-transform:uppercase;
  }
  .nav-search{
    position:relative;flex:1;max-width:520px;min-width:200px;
  }
  .nav-search svg{
    position:absolute;left:16px;top:50%;transform:translateY(-50%);
    width:20px;height:20px;color:var(--ink-500);pointer-events:none;
  }
  .nav-search input{
    width:100%;height:48px;border-radius:999px;
    border:1px solid var(--line);background:var(--bg);
    padding:0 20px 0 46px;font-size:15px;
    transition:border-color .2s ease, background .2s ease, box-shadow .2s ease;
  }
  .nav-search input::placeholder{color:var(--ink-500);}
  .nav-search input:focus{
    outline:none;background:#fff;border-color:var(--primary);
    box-shadow:var(--shadow-focus);
  }
  .nav-links{display:flex;align-items:center;gap:26px;margin-left:auto;}
  .nav-link{
    position:relative;font-size:15px;font-weight:500;color:var(--ink-700);
    padding:6px 0;transition:color .2s ease;white-space:nowrap;
  }
  .nav-link::after{
    content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
    background:var(--primary);border-radius:2px;transform:scaleX(0);
    transform-origin:left;transition:transform .2s ease;
  }
  .nav-link:hover{color:var(--primary);}
  .nav-link:hover::after{transform:scaleX(1);}
  .nav-link.active{color:var(--primary);font-weight:700;}
  .nav-link.active::after{transform:scaleX(1);}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    font-weight:700;border-radius:999px;height:48px;padding:0 28px;
    font-size:15px;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(--primary);color:#fff;box-shadow:0 6px 16px rgba(46,99,214,.22);}
  .btn-primary:hover{background:var(--primary-deep);transform:translateY(-1px);}
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{
    background:#fff;color:var(--ink-900);border:1px solid var(--line);
    border-radius:12px;height:48px;padding:0 24px;
  }
  .btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);}
  .btn-soft{
    background:#fff;color:var(--primary);border:1px solid var(--primary-soft);
  }
  .btn-soft:hover{background:var(--primary-soft);border-color:var(--primary);}
  .nav-cta{height:44px;padding:0 22px;font-size:14px;}
  .nav-toggle{
    display:none;width:44px;height:44px;border:1px solid var(--line);
    border-radius:12px;align-items:center;justify-content:center;
    background:#fff;flex-shrink:0;
  }
  .nav-toggle span{
    display:block;width:18px;height:2px;background:var(--ink-900);
    position:relative;border-radius:2px;
  }
  .nav-toggle span::before,
  .nav-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;
    background:var(--ink-900);border-radius:2px;
  }
  .nav-toggle span::before{top:-6px;}
  .nav-toggle span::after{top:6px;}
  .mobile-search{display:none;padding-bottom:14px;}
  .mobile-drawer{
    display:none;border-top:1px solid var(--line);background:#fff;
  }
  .mobile-drawer.open{display:block;}
  .mobile-drawer a{
    display:flex;align-items:center;justify-content:space-between;
    height:52px;padding:0 4px;font-size:16px;font-weight:500;
    color:var(--ink-700);border-bottom:1px solid var(--line);
  }
  .mobile-drawer a:last-child{border-bottom:none;}
  .mobile-drawer a.active{color:var(--primary);font-weight:700;}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    padding:76px 0 96px;
    background:var(--bg);
  }
  .hero::before{
    content:"";position:absolute;top:-140px;right:-120px;
    width:520px;height:520px;border-radius:50%;
    background:var(--primary-soft);opacity:.55;
  }
  .hero::after{
    content:"";position:absolute;left:-80px;bottom:-60px;
    width:280px;height:280px;border-radius:50%;
    background:var(--accent-soft);opacity:.5;
  }
  .hero-grid{
    position:relative;z-index:2;
    display:grid;grid-template-columns:1.05fr .95fr;
    gap:56px;align-items:center;
  }
  .hero h1{
    font-size:clamp(30px,4.2vw,50px);
    line-height:1.25;font-weight:900;letter-spacing:.01em;
    margin:0 0 20px;
  }
  .hero h1 em{
    font-style:normal;color:var(--primary);
    box-shadow:inset 0 -10px 0 var(--primary-soft);
  }
  .hero-lead{
    font-size:17px;line-height:1.9;color:var(--ink-500);
    max-width:34em;margin-bottom:32px;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px;}
  .trust-row{
    display:flex;flex-wrap:wrap;align-items:center;
    font-size:13px;color:var(--ink-500);gap:0;
  }
  .trust-row span{padding:0 18px;position:relative;line-height:1.6;}
  .trust-row span:first-child{padding-left:0;}
  .trust-row span + span::before{
    content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
    width:1px;height:14px;background:var(--line);
  }
  .trust-row strong{color:var(--ink-900);font-weight:700;}
  .hero-visual{position:relative;}
  .hero-visual img{
    width:100%;aspect-ratio:16/10;object-fit:cover;
    border-radius:var(--radius-panel);
    box-shadow:var(--shadow-2);
  }
  .hero-float{
    position:absolute;right:-8px;bottom:-32px;
    background:#fff;border:1px solid var(--line);
    border-radius:16px;box-shadow:var(--shadow-2);
    padding:16px 20px;min-width:236px;
  }
  .hero-float .hf-title{
    font-size:12px;font-weight:700;letter-spacing:.1em;
    color:var(--ink-500);margin-bottom:10px;
  }
  .hero-float ol{display:flex;flex-direction:column;gap:8px;}
  .hero-float li{
    display:flex;align-items:center;gap:10px;
    font-size:13px;font-weight:500;color:var(--ink-700);
  }
  .hero-float li i{
    font-style:normal;width:20px;height:20px;border-radius:50%;
    background:var(--primary-soft);color:var(--primary);
    font-size:11px;font-weight:900;display:flex;
    align-items:center;justify-content:center;flex-shrink:0;
  }

  /* ---------- 三步上手 ---------- */
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
  .step-card{
    position:relative;background:#fff;border:1px solid var(--line);
    border-radius:var(--radius-card);padding:28px 26px 30px;
    box-shadow:var(--shadow-1);
    transition:box-shadow .2s ease, transform .2s ease;
  }
  .step-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);}
  .step-card:not(:last-child)::after{
    content:"";position:absolute;right:-25px;top:56px;width:26px;
    border-top:2px dashed var(--line);
  }
  .step-num{
    display:inline-flex;align-items:center;justify-content:center;
    width:56px;height:56px;border-radius:16px;
    background:var(--primary-soft);color:var(--accent);
    font-size:24px;font-weight:900;letter-spacing:.02em;
    margin-bottom:18px;
  }
  .step-card h3{font-size:19px;font-weight:700;margin-bottom:10px;}
  .step-card p{font-size:15px;color:var(--ink-500);line-height:1.85;}

  /* ---------- 分類導覽 ---------- */
  .cat-grid{
    display:grid;grid-template-columns:7fr 5fr;gap:24px;
    align-items:stretch;
  }
  .cat-main{
    display:flex;flex-direction:column;overflow:hidden;
    background:#fff;border:1px solid var(--line);
    border-radius:var(--radius-card);box-shadow:var(--shadow-1);
    transition:box-shadow .2s ease, transform .2s ease;
  }
  .cat-main:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);}
  .cat-main img{width:100%;aspect-ratio:16/9;object-fit:cover;}
  .cat-main-body{padding:26px 28px 30px;}
  .cat-main h3{font-size:22px;font-weight:700;margin:14px 0 10px;transition:color .2s ease;}
  .cat-main:hover h3{color:var(--primary);}
  .cat-main p{font-size:15px;color:var(--ink-500);line-height:1.9;}
  .cat-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
  .cat-item{
    display:flex;gap:18px;align-items:center;
    background:#fff;border:1px solid var(--line);
    border-radius:var(--radius-card);padding:20px;
    box-shadow:var(--shadow-1);
    transition:box-shadow .2s ease, transform .2s ease, border-color .2s ease;
  }
  .cat-item:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);border-color:var(--primary-soft);}
  .cat-item img{
    width:108px;height:108px;object-fit:cover;border-radius:14px;flex-shrink:0;
  }
  .cat-item h3{font-size:18px;font-weight:700;margin-bottom:8px;transition:color .2s ease;}
  .cat-item:hover h3{color:var(--primary);}
  .cat-item p{font-size:14px;color:var(--ink-500);line-height:1.8;}
  .badge{
    display:inline-flex;align-items:center;
    height:26px;padding:0 12px;border-radius:999px;
    font-size:12px;font-weight:600;letter-spacing:.02em;
    background:var(--primary-soft);color:var(--primary);
  }
  .badge-warm{background:var(--accent-soft);color:#B96A1E;}
  .badge-ok{background:rgba(46,158,123,.12);color:var(--success);}

  /* ---------- 共賞場景 ---------- */
  .zigzag{display:flex;flex-direction:column;gap:56px;}
  .zig-row{
    display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  }
  .zig-row.reverse .zig-text{order:2;}
  .zig-row.reverse .zig-media{order:1;}
  .zig-media img{
    width:100%;aspect-ratio:16/10;object-fit:cover;
    border-radius:var(--radius-panel);box-shadow:var(--shadow-1);
  }
  .zig-text h3{font-size:22px;font-weight:700;margin-bottom:12px;}
  .zig-text p{font-size:16px;color:var(--ink-500);line-height:1.95;margin-bottom:16px;}
  .zig-list{display:flex;flex-direction:column;gap:10px;margin-bottom:20px;}
  .zig-list li{
    position:relative;padding-left:22px;
    font-size:15px;color:var(--ink-700);line-height:1.8;
  }
  .zig-list li::before{
    content:"";position:absolute;left:0;top:11px;
    width:8px;height:8px;border-radius:2px;
    background:var(--accent);transform:rotate(45deg);
  }

  /* ---------- 數據 ---------- */
  .metrics{
    display:grid;grid-template-columns:repeat(3,1fr);
    margin-top:72px;background:#fff;border:1px solid var(--line);
    border-radius:var(--radius-panel);box-shadow:var(--shadow-1);
    padding:36px 8px;
  }
  .metric{
    text-align:center;padding:0 24px;
    border-right:1px solid var(--line);
  }
  .metric:last-child{border-right:none;}
  .metric strong{
    display:block;font-size:32px;font-weight:700;color:var(--primary);
    line-height:1.3;letter-spacing:.01em;
  }
  .metric span{font-size:13px;color:var(--ink-500);}

  /* ---------- 最新資訊 ---------- */
  .post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
  .post-card{
    display:flex;flex-direction:column;overflow:hidden;
    background:#fff;border:1px solid var(--line);
    border-radius:var(--radius-card);box-shadow:var(--shadow-1);
    transition:box-shadow .2s ease, transform .2s ease;
  }
  .post-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);}
  .post-thumb{position:relative;}
  .post-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;}
  .post-thumb .badge{
    position:absolute;left:14px;top:14px;background:#fff;
    box-shadow:0 2px 8px rgba(15,27,45,.10);
  }
  .post-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
  .post-body h3{
    font-size:18px;font-weight:700;line-height:1.5;margin-bottom:10px;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
    overflow:hidden;transition:color .2s ease;
  }
  .post-card:hover .post-body h3{color:var(--primary);}
  .post-body p{
    font-size:14px;color:var(--ink-500);line-height:1.85;margin-bottom:18px;
    display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  }
  .post-meta{
    margin-top:auto;display:flex;align-items:center;justify-content:space-between;
    font-size:13px;color:var(--ink-500);
  }
  .post-meta .arrow{color:var(--primary);font-weight:700;transition:transform .2s ease;}
  .post-card:hover .post-meta .arrow{transform:translateX(4px);}
  .empty-state{
    grid-column:1 / -1;text-align:center;background:#fff;
    border:1px dashed var(--line);border-radius:var(--radius-panel);
    padding:56px 24px;
  }
  .empty-ico{
    width:64px;height:64px;margin:0 auto 18px;border-radius:20px;
    background:var(--primary-soft);display:flex;align-items:center;justify-content:center;
    color:var(--primary);
  }
  .empty-state p{font-size:15px;color:var(--ink-500);margin-bottom:20px;}

  /* ---------- FAQ ---------- */
  .faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start;}
  .faq-aside{position:sticky;top:120px;}
  .faq-aside p{font-size:15px;color:var(--ink-500);line-height:1.9;margin-top:14px;}
  .faq-contact{
    margin-top:24px;background:#fff;border:1px solid var(--line);
    border-radius:var(--radius-card);padding:20px 22px;box-shadow:var(--shadow-1);
  }
  .faq-contact .fc-label{font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--ink-500);}
  .faq-contact strong{display:block;font-size:16px;font-weight:700;margin-top:6px;}
  .faq-list{display:flex;flex-direction:column;gap:14px;}
  .faq-item{
    background:#fff;border:1px solid var(--line);
    border-radius:16px;box-shadow:var(--shadow-1);overflow:hidden;
    transition:border-color .2s ease, box-shadow .2s ease;
  }
  .faq-item:hover{border-color:var(--primary-soft);}
  .faq-item summary{
    list-style:none;cursor:pointer;position:relative;
    padding:19px 60px 19px 24px;
    font-size:16px;font-weight:700;line-height:1.6;color:var(--ink-900);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{
    content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
    width:26px;height:26px;border-radius:50%;background:var(--primary-soft);
    color:var(--primary);font-size:18px;font-weight:700;line-height:26px;
    text-align:center;transition:background .2s ease,color .2s ease;
  }
  .faq-item[open] summary::after{content:"−";background:var(--primary);color:#fff;}
  .faq-item[open] summary{color:var(--primary);}
  .faq-a{
    padding:0 24px 22px;font-size:15px;color:var(--ink-500);line-height:1.95;
    background:linear-gradient(180deg, rgba(233,240,253,.35), rgba(233,240,253,0));
  }

  /* ---------- CTA / 表單 ---------- */
  .cta-panel{
    display:grid;grid-template-columns:1fr 1fr;gap:48px;
    background:var(--primary-soft);border-radius:var(--radius-panel);
    padding:52px;
  }
  .cta-copy h2{font-size:30px;font-weight:700;line-height:1.35;margin-bottom:14px;}
  .cta-copy p{font-size:16px;color:var(--ink-700);line-height:1.9;margin-bottom:26px;}
  .cta-points{display:flex;flex-direction:column;gap:14px;}
  .cta-points li{
    position:relative;padding-left:32px;font-size:15px;font-weight:500;
    color:var(--ink-700);line-height:1.7;
  }
  .cta-points li::before{
    content:"";position:absolute;left:0;top:2px;width:20px;height:20px;
    border-radius:50%;background:#fff;border:1px solid rgba(46,99,214,.28);
  }
  .cta-points li::after{
    content:"";position:absolute;left:6px;top:8px;width:8px;height:4px;
    border-left:2px solid var(--primary);border-bottom:2px solid var(--primary);
    transform:rotate(-45deg);
  }
  .form-card{
    background:#fff;border-radius:var(--radius-panel);
    padding:30px;box-shadow:var(--shadow-2);
  }
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  .field{margin-bottom:16px;}
  .field label{
    display:block;font-size:14px;font-weight:500;
    color:var(--ink-700);margin-bottom:7px;
  }
  .field label .req{color:var(--accent);margin-left:3px;}
  .field input,.field select,.field textarea{
    width:100%;height:48px;border-radius:var(--radius-field);
    border:1px solid var(--line);background:var(--bg);
    padding:0 16px;font-size:15px;
    transition:border-color .2s ease, background .2s ease, box-shadow .2s ease;
  }
  .field textarea{height:110px;padding:12px 16px;resize:vertical;line-height:1.8;}
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--primary);background:#fff;
    box-shadow:var(--shadow-focus);
  }
  .field input::placeholder,.field textarea::placeholder{color:#96A3B4;}
  .field .hint{font-size:12px;color:var(--ink-500);margin-top:6px;}
  .check-row{display:flex;align-items:flex-start;gap:10px;margin:18px 0 22px;}
  .check-row input{width:18px;height:18px;margin-top:3px;accent-color:var(--primary);flex-shrink:0;}
  .check-row label{font-size:13px;color:var(--ink-500);line-height:1.7;}
  .form-card .btn{width:100%;}

  /* ---------- 頁腳 ---------- */
  .site-footer{
    background:var(--ink-900);color:#fff;padding:72px 0 0;margin-top:0;
  }
  .foot-grid{
    display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;
    gap:40px;padding-bottom:52px;
  }
  .foot-brand .brand-mark{color:#fff;font-size:20px;}
  .foot-brand .brand-mark span{color:#8FB2F5;}
  .foot-brand p{
    font-size:14px;color:#A9B6C9;line-height:1.9;margin-top:14px;max-width:26em;
  }
  .foot-social{display:flex;gap:10px;margin-top:20px;}
  .foot-social span{
    width:38px;height:38px;border-radius:12px;
    border:1px solid rgba(255,255,255,.16);
    display:flex;align-items:center;justify-content:center;
    font-size:12px;color:#A9B6C9;transition:background .2s ease,color .2s ease,border-color .2s ease;
  }
  .foot-social span:hover{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.32);}
  .foot-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;}
  .foot-col ul{display:flex;flex-direction:column;gap:12px;}
  .foot-col a{font-size:14px;color:#A9B6C9;transition:color .2s ease;}
  .foot-col a:hover{color:#fff;}
  .foot-col li span{font-size:14px;color:#A9B6C9;}
  .foot-bottom{
    border-top:1px solid rgba(255,255,255,.12);
    padding:22px 0 26px;display:flex;flex-wrap:wrap;
    justify-content:space-between;gap:12px;
    font-size:12.5px;color:#8A99AE;
  }

  /* ---------- 響應式 ---------- */
  @media (max-width:1100px){
    .nav-links{gap:18px;}
    .nav-link{font-size:14px;}
    .nav-search{max-width:360px;}
  }
  @media (max-width:1024px){
    :root{--space-section:72px;}
    .nav-search{display:none;}
    .nav-links{display:none;}
    .nav-toggle{display:flex;}
    .mobile-search{display:block;}
    .hero-grid{grid-template-columns:1fr;gap:44px;}
    .hero{padding:52px 0 72px;}
    .hero-visual{order:2;}
    .hero-float{display:none;}
    .steps{grid-template-columns:1fr;}
    .step-card:not(:last-child)::after{display:none;}
    .cat-grid{grid-template-columns:1fr;}
    .cat-side{grid-template-rows:auto;grid-template-columns:1fr 1fr;}
    .zig-row{grid-template-columns:1fr;gap:28px;}
    .zig-row.reverse .zig-text{order:1;}
    .zig-row.reverse .zig-media{order:2;}
    .post-grid{grid-template-columns:repeat(2,1fr);}
    .faq-wrap{grid-template-columns:1fr;gap:32px;}
    .faq-aside{position:static;}
    .cta-panel{grid-template-columns:1fr;gap:32px;padding:36px;}
    .foot-grid{grid-template-columns:1fr 1fr;gap:36px;}
    .metrics{padding:28px 4px;}
    .metric strong{font-size:26px;}
  }
  @media (max-width:768px){
    .container{padding:0 24px;}
    .nav-top{height:72px;gap:14px;}
    .brand-mark{font-size:18px;}
    .section-head{flex-direction:column;align-items:flex-start;gap:8px;margin-bottom:28px;}
    .sec-title{font-size:24px;}
    .cat-side{grid-template-columns:1fr;}
    .cat-item img{width:88px;height:88px;}
    .post-grid{grid-template-columns:1fr;}
    .metrics{grid-template-columns:1fr;gap:0;padding:8px 20px;}
    .metric{
      border-right:none;border-bottom:1px solid var(--line);
      padding:20px 0;text-align:left;display:flex;align-items:baseline;gap:12px;
    }
    .metric:last-child{border-bottom:none;}
    .metric strong{font-size:24px;}
    .form-row{grid-template-columns:1fr;}
    .cta-copy h2{font-size:24px;}
    .zig-text h3{font-size:19px;}
  }
  @media (max-width:520px){
    :root{--space-section:56px;}
    .container{padding:0 20px;}
    .hero h1{font-size:28px;line-height:1.32;}
    .hero-lead{font-size:15.5px;}
    .hero-actions .btn{width:100%;}
    .trust-row span{padding:0 10px;font-size:12px;}
    .trust-row span + span::before{height:12px;}
    .brand-en{display:none;}
    .faq-item summary{font-size:15px;padding:16px 54px 16px 18px;}
    .faq-a{padding:0 18px 18px;}
    .form-card{padding:22px;}
    .cta-panel{padding:26px 20px;}
    .foot-grid{grid-template-columns:1fr;gap:30px;}
    .foot-bottom{flex-direction:column;}
  }

/* roulang page: article */
:root{
  --ink-900:#0F1B2D;
  --ink-700:#2B3A50;
  --ink-500:#5A6B82;
  --line:#E4EAF3;
  --bg:#F7F9FC;
  --bg-warm:#FBF7F2;
  --primary:#2E63D6;
  --primary-deep:#1E4AA8;
  --primary-soft:#E9F0FD;
  --accent:#F2994A;
  --accent-soft:#FDEEE0;
  --success:#2E9E7B;
  --radius-card:18px;
  --radius-lg:24px;
  --shadow-1:0 1px 2px rgba(15,27,45,.04),0 8px 24px rgba(15,27,45,.06);
  --shadow-2:0 2px 6px rgba(15,27,45,.06),0 16px 40px rgba(15,27,45,.10);
  --shadow-focus:0 0 0 4px rgba(46,99,214,.18);
}
*,*::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','Helvetica Neue',sans-serif;
  background:var(--bg);
  color:var(--ink-900);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-wrap:break-word;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;font-size:16px;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--primary);color:#fff;padding:10px 18px;border-radius:0 0 12px 0;font-size:14px;
}
.skip-link:focus{left:0;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-top{display:flex;align-items:center;gap:24px;min-height:84px;}
.brand{display:flex;flex-direction:column;gap:2px;flex-shrink:0;}
.brand-mark{font-size:22px;font-weight:900;letter-spacing:.02em;color:var(--ink-900);line-height:1.25;}
.brand-mark span{color:var(--primary);}
.brand-sub{font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-500);}
.nav-search{
  flex:1 1 auto;max-width:560px;margin:0 auto;
  display:flex;align-items:center;gap:10px;height:48px;padding:0 20px;
  background:var(--bg);border:1px solid var(--line);border-radius:999px;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.nav-search:focus-within{background:#fff;border-color:var(--primary);box-shadow:var(--shadow-focus);}
.nav-search-icon{width:20px;height:20px;flex:none;stroke:var(--ink-500);stroke-width:2;fill:none;stroke-linecap:round;}
.nav-search input{flex:1;min-width:0;border:0;background:transparent;outline:none;font-size:15px;color:var(--ink-900);}
.nav-search input::placeholder{color:var(--ink-500);}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;
  transition:border-color .2s,background .2s;
}
.nav-toggle:hover{border-color:var(--primary);background:var(--primary-soft);}
.nav-toggle:focus-visible{outline:none;box-shadow:var(--shadow-focus);}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-900);}
.header-nav{border-top:1px solid var(--line);}
.nav-links{display:flex;align-items:center;gap:32px;height:56px;flex-wrap:wrap;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-700);
  padding:6px 0;transition:color .2s;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .2s;
}
.nav-link:hover,.nav-link:focus-visible{color:var(--primary);}
.nav-link:hover::after,.nav-link:focus-visible::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--primary);font-weight:700;}
.mobile-drawer{display:none;background:#fff;border-top:1px solid var(--line);}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  height:52px;padding:0 24px;font-size:15px;color:var(--ink-700);
  border-bottom:1px solid var(--line);transition:background .2s,color .2s;
}
.mobile-drawer a:hover,.mobile-drawer a:active{background:var(--primary-soft);color:var(--primary);}
.mobile-drawer a::after{content:"›";font-size:18px;color:#B9C6DA;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;
  font-size:15px;font-weight:700;border:1px solid transparent;white-space:nowrap;
  transition:background .2s,color .2s,border-color .2s,transform .2s,box-shadow .2s;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(46,99,214,.22);}
.btn-primary:hover{background:var(--primary-deep);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--ink-900);border-color:var(--line);border-radius:12px;}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn:focus-visible{outline:none;box-shadow:var(--shadow-focus);}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;white-space:nowrap;
}
.badge-cat{background:var(--primary-soft);color:var(--primary);}
.badge-warm{background:var(--accent-soft);color:#B2621F;}

/* ---------- Breadcrumb ---------- */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-500);
  padding-top:26px;padding-bottom:6px;
}
.breadcrumb a{color:var(--ink-500);transition:color .2s;}
.breadcrumb a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px;}
.breadcrumb a:focus-visible{outline:none;color:var(--primary);box-shadow:var(--shadow-focus);border-radius:4px;}
.breadcrumb .sep{color:#C3CFE0;}
.breadcrumb .current{
  max-width:46vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink-700);
}

/* ---------- Article head ---------- */
.article-head{padding:14px 0 30px;}
.article-head-inner{max-width:820px;}
.article-title{
  font-size:38px;line-height:1.32;font-weight:800;letter-spacing:.01em;
  color:var(--ink-900);margin:16px 0 18px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--ink-500);}
.article-meta .dot{color:#C3CFE0;}
.article-cover{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-1);aspect-ratio:16/9;background:var(--primary-soft);
}
.article-cover img{width:100%;height:100%;object-fit:cover;}

/* ---------- Article layout ---------- */
.article-main{padding:44px 0 72px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 250px;
  gap:56px;align-items:start;max-width:1080px;margin:0 auto;
}
.article-body{font-size:17px;line-height:1.95;color:var(--ink-700);}
.article-body > * + *{margin-top:1.4em;}
.article-body h2{
  position:relative;font-size:24px;line-height:1.45;font-weight:700;color:var(--ink-900);
  margin-top:48px;padding-left:16px;scroll-margin-top:170px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:7px;width:4px;height:20px;border-radius:2px;background:var(--primary);
}
.article-body h3{
  font-size:20px;line-height:1.55;font-weight:700;color:var(--ink-900);
  margin-top:36px;scroll-margin-top:170px;
}
.article-body p{margin:0;}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:4px;}
.article-body a:hover{color:var(--primary-deep);}
.article-body strong{color:var(--primary);font-weight:700;}
.article-body ul,.article-body ol{margin:0;padding:0;list-style:none;}
.article-body li{position:relative;padding-left:24px;margin:.6em 0;}
.article-body ul > li::before{
  content:"";position:absolute;left:4px;top:.78em;width:7px;height:7px;
  border-radius:2px;background:var(--accent);
}
.article-body ol{counter-reset:li;}
.article-body ol > li{counter-increment:li;}
.article-body ol > li::before{
  content:counter(li,decimal-leading-zero);position:absolute;left:0;top:0;
  font-size:13px;font-weight:700;color:var(--accent);line-height:2.6;
}
.article-body blockquote{
  margin:32px 0;padding:20px 24px;background:var(--primary-soft);
  border-left:4px solid var(--primary);border-radius:12px;color:var(--ink-700);
}
.article-body blockquote p + p{margin-top:.8em;}
.article-body img{border-radius:16px;border:1px solid var(--line);margin:0 auto;}
.article-body figure{margin:32px 0;}
.article-body figcaption{font-size:13px;color:var(--ink-500);text-align:center;margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:var(--bg-warm);font-weight:700;color:var(--ink-900);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:40px 0;}

/* ---------- TOC ---------- */
.article-aside{position:sticky;top:160px;}
.toc{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px 20px;box-shadow:var(--shadow-1);
}
.toc summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  font-size:14px;font-weight:700;color:var(--ink-900);
}
.toc summary::-webkit-details-marker{display:none;}
.toc summary::after{content:"＋";font-size:14px;color:var(--ink-500);}
.toc[open] summary::after{content:"−";}
.toc summary:focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:6px;}
.toc-nav{display:flex;flex-direction:column;gap:2px;margin-top:12px;}
.toc-link{
  display:block;font-size:13px;line-height:1.6;color:var(--ink-500);
  padding:8px 10px 8px 12px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  transition:color .2s,background .2s,border-color .2s;
}
.toc-link:hover{color:var(--primary);background:var(--primary-soft);}
.toc-link.active{color:var(--primary);border-left-color:var(--primary);font-weight:700;background:var(--primary-soft);}
.toc-link-sub{padding-left:26px;font-size:12.5px;}

/* ---------- Tags & actions ---------- */
.article-tags{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:44px;padding-top:26px;border-top:1px solid var(--line);
}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:var(--bg-warm);border:1px solid var(--line);font-size:13px;color:var(--ink-700);
  transition:border-color .2s,color .2s,background .2s;
}
.tag:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);}
.article-actions{margin-left:auto;}

/* ---------- Empty state ---------- */
.empty-state{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:56px 32px;text-align:center;box-shadow:var(--shadow-1);
}
.empty-state h2{font-size:24px;font-weight:700;color:var(--ink-900);margin-bottom:12px;}
.empty-state p{font-size:15px;color:var(--ink-500);max-width:440px;margin:0 auto 26px;line-height:1.9;}

/* ---------- Related ---------- */
.related{padding:72px 0;background:var(--bg-warm);border-top:1px solid var(--line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:30px;flex-wrap:wrap;}
.section-head h2{font-size:30px;line-height:1.35;font-weight:700;color:var(--ink-900);}
.section-head p{font-size:15px;color:var(--ink-500);margin-top:8px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);
  transition:color .2s;
}
.link-arrow:hover{color:var(--primary-deep);text-decoration:underline;text-underline-offset:4px;}
.link-arrow:focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:6px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#CBD9F0;}
.card:focus-visible{outline:none;box-shadow:var(--shadow-focus);}
.card:hover .card-title{color:var(--primary);}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--primary-soft);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-media .badge{
  position:absolute;left:14px;top:14px;background:#fff;color:var(--primary);box-shadow:var(--shadow-1);
}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-title{
  font-size:18px;font-weight:700;line-height:1.5;color:var(--ink-900);transition:color .2s;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:auto;font-size:13px;color:var(--ink-500);
}
.card-arrow{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:999px;background:var(--primary-soft);
  color:var(--primary);font-size:14px;transition:background .2s,color .2s;
}
.card:hover .card-arrow{background:var(--primary);color:#fff;}

/* ---------- CTA ---------- */
.cta-band{padding:64px 0;}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  background:var(--primary-soft);border-radius:var(--radius-lg);padding:44px 48px;
}
.cta-inner h2{font-size:26px;line-height:1.4;font-weight:700;color:var(--ink-900);}
.cta-inner p{font-size:15px;color:var(--ink-700);margin-top:12px;max-width:540px;line-height:1.9;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink-900);color:#fff;padding:64px 0 28px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;}
.foot-brand .brand-mark{display:inline-block;font-size:20px;color:#fff;}
.foot-brand .brand-mark span{color:#7FA6FF;}
.foot-brand p{font-size:14px;line-height:1.9;color:#A9B6C9;margin-top:14px;max-width:320px;}
.foot-social{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap;}
.foot-social span{
  font-size:12px;color:#A9B6C9;border:1px solid rgba(255,255,255,.16);
  border-radius:999px;padding:5px 14px;
}
.foot-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.foot-col ul{display:flex;flex-direction:column;gap:10px;}
.foot-col a,.foot-col span{font-size:14px;line-height:1.75;color:#A9B6C9;transition:color .2s;}
.foot-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.foot-col a:focus-visible{outline:none;color:#fff;box-shadow:0 0 0 3px rgba(127,166,255,.35);border-radius:4px;}
.foot-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12.5px;color:#8C9CB3;
}

/* ---------- Responsive ---------- */
@media (max-width:1200px){
  .nav-links{gap:24px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .article-title{font-size:32px;}
  .article-layout{grid-template-columns:1fr;gap:24px;}
  .article-aside{position:static;order:-1;}
  .related{padding:60px 0;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{padding:36px 32px;}
}
@media (max-width:900px){
  .header-top{flex-wrap:wrap;gap:12px;padding-top:12px;padding-bottom:12px;min-height:0;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;height:44px;margin:0;}
  .nav-toggle{display:flex;}
  .header-nav{display:none;}
  .header-actions .btn-sm{display:none;}
  .brand-mark{font-size:20px;}
  .breadcrumb{padding-top:18px;}
  .breadcrumb .current{max-width:60vw;}
}
@media (max-width:640px){
  .container{padding:0 20px;}
  .article-title{font-size:27px;line-height:1.35;margin:14px 0 14px;}
  .article-head{padding:10px 0 22px;}
  .article-cover{aspect-ratio:4/3;border-radius:16px;}
  .article-main{padding:32px 0 56px;}
  .article-body{font-size:16.5px;line-height:1.9;}
  .article-body h2{font-size:21px;margin-top:38px;}
  .article-body h3{font-size:18px;margin-top:30px;}
  .related-grid{grid-template-columns:1fr;}
  .section-head h2{font-size:24px;}
  .cta-inner{padding:28px 22px;border-radius:18px;}
  .cta-inner h2{font-size:21px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .article-actions{margin-left:0;width:100%;}
  .article-actions .btn{width:100%;}
}

/* roulang page: category1 */
:root{
  --ink-900:#0F1B2D;
  --ink-700:#2B3A50;
  --ink-500:#5A6B82;
  --line:#E4EAF3;
  --bg:#F7F9FC;
  --bg-warm:#FBF7F2;
  --white:#FFFFFF;
  --primary:#2E63D6;
  --primary-deep:#1E4AA8;
  --primary-soft:#E9F0FD;
  --accent:#F2994A;
  --accent-soft:#FDEEE0;
  --success:#2E9E7B;
  --r-card:18px;
  --r-lg:24px;
  --r-input:12px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(15,27,45,.04), 0 8px 24px rgba(15,27,45,.06);
  --shadow-2:0 2px 6px rgba(15,27,45,.06), 0 16px 40px rgba(15,27,45,.10);
  --shadow-focus:0 0 0 4px rgba(46,99,214,.18);
  --sec-y:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Noto Sans TC','PingFang TC','Microsoft JhengHei','Helvetica Neue',sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit}
input,select,textarea{font-family:inherit;font-size:16px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:8px}

.container{max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:var(--sec-y) 0}
.section-tight{padding:64px 0}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:84px}
.brand{
  display:inline-flex;align-items:baseline;gap:2px;
  font-size:20px;font-weight:900;letter-spacing:.01em;
  color:var(--ink-900);white-space:nowrap;flex:none;
}
.brand span{color:var(--primary)}
.brand:hover span{color:var(--primary-deep)}
.nav-search{
  position:relative;display:flex;align-items:center;
  flex:1 1 300px;max-width:440px;height:48px;padding:0 18px;
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-pill);
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.nav-search svg{width:20px;height:20px;flex:none;margin-right:10px;color:var(--ink-500)}
.nav-search input{
  width:100%;border:0;outline:0;background:transparent;
  font-size:15px;color:var(--ink-900);line-height:1.4;
}
.nav-search input::placeholder{color:var(--ink-500)}
.nav-search:focus-within{background:#fff;border-color:var(--primary);box-shadow:var(--shadow-focus)}
.nav-links{display:flex;align-items:center;gap:22px;margin-left:auto}
.nav-link{
  position:relative;padding:6px 0;font-size:15px;font-weight:500;
  color:var(--ink-700);white-space:nowrap;transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease;
}
.nav-link:hover{color:var(--primary)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--primary);font-weight:700}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;margin-left:auto;
  background:#fff;border:1px solid var(--line);border-radius:12px;cursor:pointer;
  transition:border-color .2s ease,background .2s ease;
}
.nav-toggle:hover{border-color:var(--primary);background:var(--primary-soft)}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink-900);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff}
.mobile-drawer.open{display:block}
.mobile-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  height:52px;padding:0 32px;font-size:15px;color:var(--ink-700);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:hover{background:var(--primary-soft);color:var(--primary)}
.mobile-drawer a.active{color:var(--primary);font-weight:700}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-deep);transform:translateY(-1px);color:#fff}
.btn-primary:active{transform:translateY(0)}
.btn-primary:focus-visible{box-shadow:var(--shadow-focus);outline:none}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink-900)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.btn-outline:active{transform:translateY(1px)}
.btn-sm{height:42px;padding:0 22px;font-size:14px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--primary)}
.link-arrow:hover{text-decoration:underline;text-underline-offset:4px}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1;
  background:var(--primary-soft);color:var(--primary);white-space:nowrap;
}
.badge-warm{background:var(--accent-soft);color:#B96A22}
.badge-ok{background:rgba(46,158,123,.12);color:var(--success)}

/* ---------- Breadcrumb ---------- */
.breadcrumb{padding:24px 0 0;font-size:13px;color:var(--ink-500)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb a{color:var(--ink-500)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb li:not(:last-child)::after{content:"›";margin-left:8px;color:var(--line)}
.breadcrumb li[aria-current]{color:var(--ink-700);font-weight:600}

/* ---------- Page hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:40px 0 88px;background:var(--bg)}
.page-hero::before{
  content:"";position:absolute;top:-220px;right:-140px;width:560px;height:560px;
  border-radius:50%;background:radial-gradient(circle,rgba(46,99,214,.07),transparent 68%);
  pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;left:-160px;bottom:-260px;width:460px;height:460px;
  border-radius:50%;background:radial-gradient(circle,rgba(242,153,74,.08),transparent 70%);
  pointer-events:none;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-copy .badge{margin-bottom:18px}
.hero-copy h1{
  font-size:clamp(30px,4vw,50px);line-height:1.25;font-weight:900;
  letter-spacing:.01em;color:var(--ink-900);
}
.hero-lead{margin-top:20px;font-size:16px;line-height:1.9;color:var(--ink-700);max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-facts{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:32px;font-size:13px;color:var(--ink-500)}
.hero-facts li{display:flex;align-items:center;gap:14px}
.hero-facts li:not(:last-child)::after{content:"";width:1px;height:14px;background:var(--line)}
.hero-media{position:relative}
.hero-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--shadow-2);
}
.hero-chip{
  position:absolute;left:20px;bottom:-22px;right:20px;
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding:14px 18px;background:#fff;border:1px solid var(--line);
  border-radius:16px;box-shadow:var(--shadow-1);font-size:13px;color:var(--ink-700);
}
.hero-chip strong{color:var(--primary);font-weight:700}
.hero-chip .dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}

/* ---------- Section heading ---------- */
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;flex-wrap:wrap;margin-bottom:40px;
}
.section-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;color:var(--ink-900);line-height:1.35}
.section-head p{margin-top:10px;font-size:15px;color:var(--ink-500);max-width:38em}

/* ---------- Topics layout ---------- */
.topic-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:48px;align-items:start}
.topic-aside{position:sticky;top:108px}
.aside-title{font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--ink-500);margin-bottom:14px}
.anchor-list{display:grid;gap:6px}
.anchor-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 14px;border-radius:12px;font-size:15px;color:var(--ink-700);
  border:1px solid transparent;transition:all .2s ease;
}
.anchor-list a::after{content:"→";font-size:13px;color:var(--ink-500);opacity:0;transform:translateX(-4px);transition:all .2s ease}
.anchor-list a:hover{background:var(--primary-soft);color:var(--primary);border-color:#D9E4FA}
.anchor-list a:hover::after{opacity:1;transform:translateX(0);color:var(--primary)}
.aside-card{
  margin-top:28px;padding:20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--shadow-1);
}
.aside-card h3{font-size:15px;font-weight:700;color:var(--ink-900);margin-bottom:14px}
.aside-card ul{display:grid;gap:12px}
.aside-card li{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-500)}
.aside-card li b{color:var(--ink-900);font-weight:700;font-size:14px}

.topic-main{min-width:0}
.feature-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-1);padding-bottom:20px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#CFDCF6}
.feature-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.feature-info{
  position:relative;margin:-56px 18px 0;background:#fff;border:1px solid var(--line);
  border-radius:16px;padding:22px 24px;box-shadow:var(--shadow-1);
}
.feature-info h3{margin-top:12px;font-size:22px;font-weight:700;color:var(--ink-900);line-height:1.45}
.feature-card:hover .feature-info h3{color:var(--primary)}
.feature-info p{margin-top:10px;font-size:15px;line-height:1.85;color:var(--ink-700)}
.feature-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;font-size:13px;color:var(--ink-500)}
.feature-meta span{display:inline-flex;align-items:center;gap:6px}
.feature-meta span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}

.sub-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px}
.mini-card{
  display:grid;grid-template-columns:40% minmax(0,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#CFDCF6}
.mini-media img{width:100%;height:100%;min-height:200px;object-fit:cover}
.mini-body{padding:20px 20px 22px;display:flex;flex-direction:column;align-items:flex-start}
.mini-body h3{margin-top:12px;font-size:18px;font-weight:700;color:var(--ink-900);line-height:1.5}
.mini-card:hover .mini-body h3{color:var(--primary)}
.mini-body p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-700)}
.mini-meta{margin-top:auto;padding-top:14px;font-size:12.5px;color:var(--ink-500)}

/* ---------- Dot steps ---------- */
.steps-wrap{background:var(--bg-warm)}
.dot-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.dot-steps li{position:relative;padding-top:30px}
.dot-steps li::before{
  content:"";position:absolute;top:0;left:0;width:12px;height:12px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);
}
.dot-steps li::after{
  content:"";position:absolute;top:5px;left:16px;right:-24px;height:1px;background:var(--line);
}
.dot-steps li:last-child::after{display:none}
.dot-steps h3{font-size:18px;font-weight:700;color:var(--ink-900)}
.dot-steps p{margin-top:8px;font-size:14.5px;line-height:1.85;color:var(--ink-700)}

/* ---------- Spec table ---------- */
.spec-table{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1)}
.spec-row{
  display:grid;grid-template-columns:1.2fr .9fr .9fr 1.8fr;gap:16px;align-items:center;
  padding:18px 24px;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-700);
  transition:background .2s ease;
}
.spec-row:last-child{border-bottom:0}
.spec-row:not(.spec-head):hover{background:var(--primary-soft)}
.spec-head{background:var(--bg-warm);font-size:13px;font-weight:700;color:var(--ink-500);letter-spacing:.05em}
.spec-name{font-size:16px;font-weight:700;color:var(--ink-900)}
.spec-label{display:none;font-style:normal;font-size:12px;color:var(--ink-500);margin-right:8px}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-aside{position:sticky;top:108px}
.faq-aside h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;color:var(--ink-900);line-height:1.35}
.faq-aside p{margin-top:14px;font-size:15px;color:var(--ink-700);line-height:1.85}
.faq-aside .link-arrow{margin-top:20px}
.faq-list{display:grid;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow-1);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#CFDCF6}
.faq-item[open]{border-color:#C6D8F8;box-shadow:var(--shadow-2)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;font-size:16px;font-weight:700;color:var(--ink-900);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{position:relative;width:22px;height:22px;flex:none;border-radius:50%;background:var(--primary-soft)}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--primary);
  transform:translate(-50%,-50%);transition:opacity .2s ease,transform .2s ease;
}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px}
.faq-item[open] .faq-icon::after{opacity:0;transform:translate(-50%,-50%) rotate(90deg)}
.faq-body{padding:0 22px 22px;background:#fff}
.faq-body p{font-size:15px;line-height:1.9;color:var(--ink-700);background:var(--bg);border-radius:12px;padding:16px 18px}

/* ---------- CTA bar ---------- */
.cta-bar{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:38px 44px;background:var(--primary-soft);border:1px solid #D9E4FA;
  border-radius:var(--r-lg);
}
.cta-bar h2{font-size:clamp(22px,2.4vw,28px);font-weight:700;color:var(--ink-900);line-height:1.4}
.cta-bar p{margin-top:10px;font-size:15px;color:var(--ink-700);max-width:36em}
.cta-bar .btn{flex:none}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink-900);color:#fff;padding:72px 0 28px;margin-top:var(--sec-y)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:44px}
.brand-mark{display:inline-flex;align-items:baseline;gap:2px;font-size:20px;font-weight:900;color:#fff}
.brand-mark span{color:#9FB9F2}
.foot-brand p{margin-top:16px;font-size:14px;line-height:1.9;color:#A9B6C9;max-width:30em}
.foot-social{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.foot-social span{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border:1px solid rgba(255,255,255,.16);border-radius:var(--r-pill);
  font-size:12px;color:#C7D2E1;
}
.foot-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px}
.foot-col ul{display:grid;gap:11px}
.foot-col a{font-size:14px;color:#A9B6C9;transition:color .2s ease}
.foot-col a:hover{color:#fff}
.foot-col span{font-size:14px;color:#A9B6C9;line-height:1.75}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  font-size:12.5px;color:#8C9AAF;
}

/* ---------- Responsive ---------- */
@media (max-width:1079px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{flex-wrap:wrap;gap:12px;padding:14px 0;min-height:auto}
  .nav-search{order:3;flex:1 0 100%;max-width:none;height:44px}
  .topic-layout{grid-template-columns:1fr;gap:32px}
  .topic-aside{position:static;display:grid;grid-template-columns:1fr;gap:0}
  .anchor-list{grid-template-columns:repeat(2,minmax(0,1fr));display:grid}
  .faq-layout{grid-template-columns:1fr;gap:28px}
  .faq-aside{position:static}
}
@media (max-width:900px){
  :root{--sec-y:72px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{order:2}
  .hero-chip{position:static;margin-top:16px;left:auto;right:auto;bottom:auto}
  .sub-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px}
  .dot-steps{grid-template-columns:1fr;gap:26px}
  .dot-steps li{padding-top:0;padding-left:32px}
  .dot-steps li::before{top:6px;left:0}
  .dot-steps li::after{top:20px;bottom:-18px;left:5px;right:auto;width:1px;height:auto}
  .dot-steps li:last-child::after{display:none}
  .spec-row{grid-template-columns:1fr;gap:6px;padding:18px 20px}
  .spec-head{display:none}
  .spec-label{display:inline-block}
  .spec-row span{display:block}
  .cta-bar{padding:30px 26px}
}
@media (max-width:640px){
  :root{--sec-y:56px}
  .container{padding:0 20px}
  .mobile-drawer a{padding:0 20px}
  .brand{font-size:18px}
  .feature-info{margin:-40px 12px 0;padding:18px}
  .feature-info h3{font-size:19px}
  .mini-card{grid-template-columns:36% minmax(0,1fr)}
  .mini-media img{min-height:170px}
  .mini-body{padding:16px}
  .mini-body h3{font-size:16px}
  .anchor-list{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:32px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .hero-actions .btn{width:100%}
  .cta-bar .btn{width:100%}
}

/* roulang page: category2 */
:root{
    --ink-900:#0F1B2D;
    --ink-700:#2B3A50;
    --ink-500:#5A6B82;
    --line:#E4EAF3;
    --bg:#F7F9FC;
    --bg-warm:#FBF7F2;
    --primary:#2E63D6;
    --primary-deep:#1E4AA8;
    --primary-soft:#E9F0FD;
    --accent:#F2994A;
    --accent-soft:#FDEEE0;
    --success:#2E9E7B;
    --shadow-1:0 1px 2px rgba(15,27,45,.04),0 8px 24px rgba(15,27,45,.06);
    --shadow-2:0 2px 6px rgba(15,27,45,.06),0 16px 40px rgba(15,27,45,.10);
    --shadow-focus:0 0 0 4px rgba(46,99,214,.18);
  }
  *,*::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','Helvetica Neue',sans-serif;
    background:var(--bg);
    color:var(--ink-900);
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:var(--primary);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
  a:hover{color:var(--primary-deep);}
  button{font-family:inherit;}
  h1,h2,h3,h4,p,ul,ol{margin:0;}
  ul,ol{padding:0;list-style:none;}
  .container{max-width:1200px;margin:0 auto;padding:0 32px;}
  :focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:8px;}

  /* ---------- header / nav ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:#fff;
    border-bottom:1px solid var(--line);
  }
  .header-top{
    display:flex;align-items:center;gap:28px;
    min-height:84px;
    padding:12px 0;
  }
  .brand{
    display:flex;flex-direction:column;justify-content:center;
    flex:0 0 auto;line-height:1.2;
  }
  .brand .brand-name{
    font-size:22px;font-weight:900;letter-spacing:.02em;color:var(--ink-900);
    white-space:nowrap;
  }
  .brand .brand-name span{color:var(--primary);}
  .brand .brand-sub{
    font-size:10px;letter-spacing:.22em;color:var(--ink-500);
    font-weight:500;text-transform:uppercase;margin-top:3px;
  }
  .nav-search{
    flex:1 1 auto;max-width:540px;position:relative;
  }
  .nav-search .search-icon{
    position:absolute;left:18px;top:50%;transform:translateY(-50%);
    width:20px;height:20px;color:var(--ink-500);pointer-events:none;
  }
  .nav-search input{
    width:100%;height:48px;border-radius:999px;
    border:1px solid var(--line);background:var(--bg);
    padding:0 22px 0 48px;font-size:15px;color:var(--ink-900);
    transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
  }
  .nav-search input::placeholder{color:var(--ink-500);}
  .nav-search input:hover{border-color:#CBD7E8;}
  .nav-search input:focus{
    outline:none;background:#fff;border-color:var(--primary);
    box-shadow:var(--shadow-focus);
  }
  .nav-links{display:flex;align-items:center;gap:26px;}
  .nav-link{
    font-size:15px;color:var(--ink-700);font-weight:500;
    padding:6px 0;position:relative;white-space:nowrap;
  }
  .nav-link::after{
    content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
    background:var(--primary);transform:scaleX(0);transform-origin:left;
    transition:transform .2s ease;border-radius:2px;
  }
  .nav-link:hover{color:var(--primary);}
  .nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
  .nav-link.active{color:var(--primary);font-weight:700;}
  .header-cta{
    display:inline-flex;align-items:center;gap:8px;
    height:44px;padding:0 22px;border-radius:999px;
    background:var(--primary);color:#fff;font-size:14px;font-weight:700;
    white-space:nowrap;border:1px solid var(--primary);
    transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
  }
  .header-cta:hover{background:var(--primary-deep);border-color:var(--primary-deep);color:#fff;transform:translateY(-1px);}
  .header-cta:active{transform:translateY(0);}
  .nav-toggle{
    display:none;width:44px;height:44px;border-radius:12px;
    border:1px solid var(--line);background:#fff;color:var(--ink-900);
    align-items:center;justify-content:center;cursor:pointer;
  }
  .nav-drawer{
    display:none;background:#fff;border-bottom:1px solid var(--line);
    padding:8px 0 20px;
  }
  .nav-drawer.open{display:block;}
  .nav-drawer a{
    display:flex;align-items:center;justify-content:space-between;
    height:52px;padding:0 4px;font-size:16px;color:var(--ink-700);
    border-bottom:1px solid var(--line);
  }
  .nav-drawer a:last-child{border-bottom:none;}
  .nav-drawer a.active{color:var(--primary);font-weight:700;}

  /* ---------- generic ---------- */
  .section{padding:96px 0;}
  .section-soft{background:#fff;}
  .section-warm{background:var(--bg-warm);}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    height:28px;padding:0 14px;border-radius:999px;
    background:var(--primary-soft);color:var(--primary);
    font-size:12px;font-weight:700;letter-spacing:.06em;
  }
  .h1-title{
    font-size:46px;line-height:1.25;font-weight:900;letter-spacing:.01em;color:var(--ink-900);
  }
  .h2-title{
    font-size:32px;line-height:1.35;font-weight:700;color:var(--ink-900);
  }
  .lead{font-size:17px;color:var(--ink-700);line-height:1.95;}
  .muted{font-size:14px;color:var(--ink-500);}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:10px;
    height:48px;padding:0 28px;border-radius:999px;
    font-size:15px;font-weight:700;cursor:pointer;
    transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
    border:1px solid transparent;
  }
  .btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);}
  .btn-primary:hover{background:var(--primary-deep);border-color:var(--primary-deep);color:#fff;transform:translateY(-1px);}
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{background:#fff;color:var(--ink-900);border-color:var(--line);}
  .btn-ghost:hover{background:var(--primary-soft);border-color:var(--primary);color:var(--primary);transform:translateY(-1px);}
  .btn-ghost:active{transform:translateY(0);}
  .badge{
    display:inline-flex;align-items:center;height:26px;padding:0 12px;
    border-radius:999px;font-size:12px;font-weight:600;
    background:var(--primary-soft);color:var(--primary);
  }
  .badge-warm{background:var(--accent-soft);color:#B4611B;}
  .badge-ok{background:rgba(46,158,123,.12);color:var(--success);}
  .card{
    background:#fff;border:1px solid var(--line);border-radius:18px;
    box-shadow:var(--shadow-1);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D6E1F2;}
  .breadcrumb{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:13px;color:var(--ink-500);padding:22px 0 0;
  }
  .breadcrumb a{color:var(--ink-500);}
  .breadcrumb a:hover{color:var(--primary);}
  .breadcrumb .sep{color:#B7C3D6;}
  .breadcrumb .current{color:var(--ink-700);font-weight:500;}

  /* ---------- hero ---------- */
  .hero{padding:56px 0 88px;background:var(--bg);position:relative;overflow:hidden;}
  .hero::before{
    content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;
    background:radial-gradient(circle,rgba(46,99,214,.07),rgba(46,99,214,0) 68%);
    border-radius:50%;pointer-events:none;
  }
  .hero::after{
    content:"";position:absolute;left:-120px;bottom:-160px;width:420px;height:420px;
    background:radial-gradient(circle,rgba(242,153,74,.09),rgba(242,153,74,0) 70%);
    border-radius:50%;pointer-events:none;
  }
  .hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;position:relative;z-index:1;}
  .hero-copy h1{margin:18px 0 20px;}
  .hero-copy .lead{max-width:560px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
  .trust-row{
    display:flex;flex-wrap:wrap;align-items:center;gap:14px;
    margin-top:34px;font-size:13px;color:var(--ink-500);
  }
  .trust-row span.dot{width:4px;height:4px;border-radius:50%;background:#C8D4E5;}
  .hero-media{position:relative;}
  .hero-media .frame{
    border-radius:24px;overflow:hidden;box-shadow:var(--shadow-2);
    border:1px solid var(--line);aspect-ratio:16/10;background:var(--primary-soft);
  }
  .hero-media .frame img{width:100%;height:100%;object-fit:cover;}
  .hero-float{
    position:absolute;right:-14px;bottom:-26px;width:250px;
    background:#fff;border:1px solid var(--line);border-radius:16px;
    box-shadow:var(--shadow-2);padding:16px 18px;
  }
  .hero-float .fl-title{font-size:12px;font-weight:700;color:var(--ink-500);letter-spacing:.08em;}
  .hero-float ul{margin-top:8px;display:grid;gap:6px;}
  .hero-float li{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-700);}
  .hero-float li i{
    width:16px;height:16px;border-radius:50%;background:var(--primary-soft);
    color:var(--primary);font-size:10px;font-style:normal;font-weight:700;
    display:flex;align-items:center;justify-content:center;flex:0 0 auto;
  }

  /* ---------- zigzag sections ---------- */
  .zig{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
  .zig.reverse .zig-media{order:2;}
  .zig-media{
    border-radius:24px;overflow:hidden;border:1px solid var(--line);
    box-shadow:var(--shadow-1);aspect-ratio:16/11;background:var(--primary-soft);
  }
  .zig-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
  .zig-media:hover img{transform:scale(1.03);}
  .zig-copy h3{font-size:19px;font-weight:700;color:var(--ink-900);margin-bottom:12px;}
  .zig-copy p{color:var(--ink-700);font-size:16px;line-height:1.95;}
  .zig-copy .zig-link{
    display:inline-flex;align-items:center;gap:6px;margin-top:16px;
    font-size:14px;font-weight:700;color:var(--primary);
  }
  .zig-copy .zig-link:hover{gap:10px;color:var(--primary-deep);}
  .zig-num{
    display:inline-flex;align-items:center;justify-content:center;
    width:34px;height:34px;border-radius:12px;background:var(--accent-soft);
    color:#B4611B;font-size:14px;font-weight:900;margin-bottom:14px;
  }
  .zig + .zig{margin-top:72px;}

  /* ---------- steps strip ---------- */
  .strip{
    background:#fff;border:1px solid var(--line);border-radius:24px;
    box-shadow:var(--shadow-1);padding:34px 40px;margin-top:80px;
  }
  .strip-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:14px;}
  .strip-head h3{font-size:20px;font-weight:700;}
  .strip-items{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:26px;}
  .strip-item{display:flex;align-items:flex-start;gap:12px;position:relative;}
  .strip-item .pi-dot{
    width:10px;height:10px;border-radius:50%;background:var(--primary);
    margin-top:9px;flex:0 0 auto;box-shadow:0 0 0 4px var(--primary-soft);
  }
  .strip-item h4{font-size:15px;font-weight:700;color:var(--ink-900);}
  .strip-item p{font-size:13px;color:var(--ink-500);line-height:1.7;margin-top:2px;}

  /* ---------- scenario cards ---------- */
  .scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px;}
  .scene-card{padding:26px;display:flex;flex-direction:column;gap:12px;}
  .scene-card .sc-icon{
    width:44px;height:44px;border-radius:14px;background:var(--primary-soft);
    color:var(--primary);display:flex;align-items:center;justify-content:center;
    font-size:15px;font-weight:900;
  }
  .scene-card h3{font-size:18px;font-weight:700;}
  .scene-card p{font-size:14px;color:var(--ink-700);line-height:1.85;}
  .scene-card .sc-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}

  /* ---------- schedule table-ish list ---------- */
  .sched-list{margin-top:40px;display:grid;gap:14px;}
  .sched-row{
    display:grid;grid-template-columns:150px 1fr 170px;gap:20px;align-items:center;
    background:#fff;border:1px solid var(--line);border-radius:16px;
    padding:20px 24px;box-shadow:var(--shadow-1);
    transition:background .2s ease,transform .2s ease,border-color .2s ease;
  }
  .sched-row:hover{background:var(--primary-soft);border-color:#CFDDF6;transform:translateX(2px);}
  .sched-row .sr-time{font-size:15px;font-weight:700;color:var(--primary);}
  .sched-row .sr-title{font-size:16px;font-weight:700;color:var(--ink-900);}
  .sched-row .sr-desc{font-size:14px;color:var(--ink-700);margin-top:2px;}
  .sched-row .sr-fit{font-size:13px;color:var(--ink-500);text-align:right;}

  /* ---------- faq ---------- */
  .faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;}
  .faq-side{position:sticky;top:112px;align-self:start;}
  .faq-side h2{margin-bottom:14px;}
  .faq-side p{font-size:15px;color:var(--ink-700);}
  .faq-side .faq-contact{
    margin-top:24px;background:#fff;border:1px solid var(--line);border-radius:16px;
    padding:18px 20px;box-shadow:var(--shadow-1);
  }
  .faq-side .faq-contact h4{font-size:14px;font-weight:700;margin-bottom:6px;}
  .faq-side .faq-contact p{font-size:13px;color:var(--ink-500);line-height:1.7;}
  .faq-list{display:grid;gap:14px;}
  .faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-1);overflow:hidden;}
  .faq-item > button{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    min-height:62px;padding:16px 22px;background:none;border:none;cursor:pointer;
    text-align:left;font-size:16px;font-weight:700;color:var(--ink-900);
    transition:color .2s ease;
  }
  .faq-item > button:hover{color:var(--primary);}
  .faq-item .faq-sign{
    width:26px;height:26px;border-radius:50%;background:var(--primary-soft);color:var(--primary);
    display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;
    flex:0 0 auto;transition:transform .25s ease,background .2s ease;
  }
  .faq-item.open .faq-sign{background:var(--primary);color:#fff;transform:rotate(45deg);}
  .faq-panel{max-height:0;overflow:hidden;transition:max-height .3s ease;}
  .faq-panel .faq-inner{
    padding:0 22px 20px;font-size:15px;line-height:1.9;color:var(--ink-700);
    border-top:1px dashed var(--line);padding-top:16px;margin:0 0 0;
    background:var(--bg);
  }

  /* ---------- cta ---------- */
  .cta-wrap{
    background:var(--primary-soft);border-radius:24px;
    padding:52px;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;
    border:1px solid #D8E4FA;
  }
  .cta-copy h2{font-size:30px;line-height:1.35;font-weight:700;}
  .cta-copy p{margin-top:14px;font-size:16px;color:var(--ink-700);}
  .cta-points{margin-top:22px;display:grid;gap:10px;}
  .cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--ink-700);}
  .cta-points li i{
    width:20px;height:20px;border-radius:50%;background:#fff;color:var(--success);
    display:flex;align-items:center;justify-content:center;font-size:11px;font-style:normal;font-weight:700;
    flex:0 0 auto;margin-top:5px;border:1px solid #CFE7DE;
  }
  .form-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:var(--shadow-2);}
  .form-card h3{font-size:18px;font-weight:700;margin-bottom:4px;}
  .form-card .form-note{font-size:13px;color:var(--ink-500);margin-bottom:18px;}
  .field{margin-bottom:14px;}
  .field label{display:block;font-size:14px;font-weight:500;color:var(--ink-700);margin-bottom:6px;}
  .field label .req{color:var(--accent);margin-left:2px;}
  .field input,.field select,.field textarea{
    width:100%;height:48px;border-radius:12px;border:1px solid var(--line);
    background:#fff;padding:0 14px;font-size:15px;color:var(--ink-900);
    transition:border-color .2s ease,box-shadow .2s ease;font-family:inherit;
  }
  .field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--primary);box-shadow:var(--shadow-focus);
  }
  .field input:hover,.field select:hover,.field textarea:hover{border-color:#CBD7E8;}
  .check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--ink-500);margin:6px 0 18px;}
  .check-row input{width:18px;height:18px;margin-top:2px;accent-color:var(--primary);flex:0 0 auto;}
  .form-card .btn{width:100%;}

  /* ---------- footer ---------- */
  .site-footer{background:var(--ink-900);color:#fff;padding:72px 0 28px;margin-top:96px;}
  .foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
  .foot-brand .brand-mark{
    display:inline-block;font-size:20px;font-weight:900;color:#fff;letter-spacing:.02em;
  }
  .foot-brand .brand-mark span{color:#8FB2F2;}
  .foot-brand p{font-size:14px;color:#A9B6C9;line-height:1.9;margin-top:14px;max-width:340px;}
  .foot-social{display:flex;gap:8px;margin-top:18px;flex-wrap:wrap;}
  .foot-social span{
    font-size:12px;color:#C3CEDE;border:1px solid rgba(255,255,255,.16);
    border-radius:999px;padding:4px 12px;
  }
  .foot-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
  .foot-col ul{display:grid;gap:10px;}
  .foot-col a,.foot-col span{font-size:14px;color:#A9B6C9;line-height:1.7;}
  .foot-col a:hover{color:#fff;}
  .foot-bottom{
    margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
    font-size:12.5px;color:#93A2B7;
  }

  /* ---------- responsive ---------- */
  @media (max-width:1024px){
    .header-top{flex-wrap:wrap;gap:16px;min-height:auto;padding:14px 0;}
    .nav-search{order:3;flex:1 1 100%;max-width:none;}
    .nav-links{display:none;}
    .nav-toggle{display:flex;margin-left:auto;}
    .header-cta{display:none;}
    .hero-grid{grid-template-columns:1fr;gap:40px;}
    .hero-copy .lead{max-width:none;}
    .hero{padding:40px 0 64px;}
    .h1-title{font-size:36px;}
    .h2-title{font-size:27px;}
    .section{padding:72px 0;}
    .zig{grid-template-columns:1fr;gap:32px;}
    .zig.reverse .zig-media{order:0;}
    .zig-media{aspect-ratio:16/9;}
    .zig + .zig{margin-top:56px;}
    .strip{padding:28px;margin-top:56px;}
    .strip-items{grid-template-columns:1fr;gap:18px;}
    .scene-grid{grid-template-columns:1fr 1fr;}
    .sched-row{grid-template-columns:120px 1fr;gap:12px;}
    .sched-row .sr-fit{grid-column:1/-1;text-align:left;}
    .faq-grid{grid-template-columns:1fr;gap:32px;}
    .faq-side{position:static;}
    .cta-wrap{grid-template-columns:1fr;padding:36px;gap:32px;}
    .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  }
  @media (max-width:768px){
    .container{padding:0 24px;}
    .h1-title{font-size:32px;}
    .h2-title{font-size:24px;}
    .section{padding:56px 0;}
    .scene-grid{grid-template-columns:1fr;}
    .hero-float{display:none;}
    .site-footer{margin-top:64px;padding:56px 0 24px;}
    .foot-grid{grid-template-columns:1fr 1fr;}
  }
  @media (max-width:520px){
    .container{padding:0 20px;}
    .brand .brand-name{font-size:19px;}
    .h1-title{font-size:29px;}
    .hero-actions .btn{width:100%;}
    .foot-grid{grid-template-columns:1fr;}
    .cta-wrap{padding:24px;}
    .form-card{padding:20px;}
    .strip{padding:22px;}
  }

/* roulang page: category3 */
:root{
  --ink-900:#0F1B2D;
  --ink-700:#2B3A50;
  --ink-500:#5A6B82;
  --line:#E4EAF3;
  --bg:#F7F9FC;
  --bg-warm:#FBF7F2;
  --primary:#2E63D6;
  --primary-deep:#1E4AA8;
  --primary-soft:#E9F0FD;
  --accent:#F2994A;
  --accent-soft:#FDEEE0;
  --success:#2E9E7B;
  --white:#FFFFFF;
  --radius-card:18px;
  --radius-lg:24px;
  --radius-sm:12px;
  --shadow-1:0 1px 2px rgba(15,27,45,.04), 0 8px 24px rgba(15,27,45,.06);
  --shadow-2:0 2px 6px rgba(15,27,45,.06), 0 16px 40px rgba(15,27,45,.10);
  --shadow-focus:0 0 0 4px rgba(46,99,214,.18);
  --ease:200ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-900);
  font-family:'Noto Sans TC','PingFang TC','Microsoft JhengHei','Helvetica Neue',sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:none;box-shadow:var(--shadow-focus);border-radius:10px;
}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
.container{
  max-width:1200px;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
  width:100%;
}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:84px;
  padding-top:10px;
  padding-bottom:10px;
  flex-wrap:wrap;
}
.brand{display:flex;flex-direction:column;line-height:1.1;flex:0 0 auto;}
.brand-mark{
  font-size:22px;
  font-weight:900;
  letter-spacing:.01em;
  color:var(--ink-900);
  white-space:nowrap;
}
.brand-mark span{color:var(--primary);}
.brand-sub{
  font-size:10.5px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--ink-500);
  font-weight:500;
  margin-top:4px;
}
.nav-search{
  position:relative;
  display:flex;
  align-items:center;
  flex:1 1 320px;
  max-width:520px;
  height:48px;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:999px;
  padding:0 8px 0 16px;
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.nav-search:focus-within{
  background:var(--white);
  border-color:var(--primary);
  box-shadow:var(--shadow-focus);
}
.nav-search svg{flex:0 0 auto;color:var(--ink-500);}
.nav-search input{
  flex:1 1 auto;
  border:none;
  background:transparent;
  height:100%;
  font-size:15px;
  color:var(--ink-900);
  padding:0 12px;
  outline:none;
  font-family:inherit;
}
.nav-search input::placeholder{color:#93A1B5;}
.nav-search input:focus-visible{box-shadow:none;}
.nav-search button{
  flex:0 0 auto;
  height:34px;
  padding:0 18px;
  border-radius:999px;
  background:var(--primary);
  color:#fff;
  font-size:13.5px;
  font-weight:700;
  letter-spacing:.02em;
  transition:background var(--ease),transform var(--ease);
}
.nav-search button:hover{background:var(--primary-deep);transform:translateY(-1px);}
.nav-search button:active{transform:translateY(0);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 12px;
  font-size:15px;
  font-weight:500;
  color:var(--ink-700);
  border-radius:10px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:4px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--ease);
}
.nav-link:hover{color:var(--primary);background:var(--primary-soft);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--primary);font-weight:700;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  transition:all var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(46,99,214,.22);}
.btn-primary:hover{background:var(--primary-deep);transform:translateY(-1px);box-shadow:0 10px 24px rgba(30,74,168,.28);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(30,74,168,.22);}
.btn-ghost{background:#fff;color:var(--ink-900);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);}
.btn-ghost:active{transform:translateY(0);}
.header-cta{flex:0 0 auto;height:44px;padding:0 22px;font-size:14.5px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:var(--ink-700);
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary);}

/* ---------- Breadcrumb ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-500);
  padding:14px 0;
  flex-wrap:wrap;
}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:#B9C5D6;}
.breadcrumb .current{color:var(--ink-700);font-weight:600;}

/* ---------- Page head ---------- */
.page-head{
  position:relative;
  padding:64px 0 72px;
  background:
    radial-gradient(circle at 12% 8%, rgba(46,99,214,.07), transparent 42%),
    radial-gradient(circle at 88% 0%, rgba(242,153,74,.10), transparent 40%),
    var(--bg);
  overflow:hidden;
}
.page-head::before{
  content:"";
  position:absolute;
  inset:auto -120px -200px auto;
  width:420px;height:420px;
  border-radius:50%;
  background:var(--primary-soft);
  opacity:.55;
  z-index:0;
}
.page-head .container{position:relative;z-index:1;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 16px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--primary);
  font-size:12.5px;font-weight:700;letter-spacing:.06em;
  box-shadow:var(--shadow-1);
}
.page-head h1{
  font-size:46px;
  line-height:1.28;
  font-weight:900;
  letter-spacing:.01em;
  margin:22px auto 0;
  max-width:900px;
  color:var(--ink-900);
}
.page-head-sub{
  margin:18px auto 0;
  max-width:760px;
  font-size:17px;
  color:var(--ink-700);
  line-height:1.9;
}
.page-head-lead{
  margin:14px auto 0;
  max-width:760px;
  font-size:15px;
  color:var(--ink-500);
  line-height:1.9;
}
.filter-bar{
  display:flex;align-items:center;gap:10px;
  flex-wrap:wrap;
  justify-content:center;
  margin:32px auto 0;
  max-width:860px;
}
.filter-search{
  display:flex;align-items:center;
  flex:1 1 340px;
  min-width:260px;
  height:50px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  padding:0 8px 0 18px;
  box-shadow:var(--shadow-1);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.filter-search:focus-within{border-color:var(--primary);box-shadow:var(--shadow-focus);}
.filter-search svg{color:var(--ink-500);flex:0 0 auto;}
.filter-search input{
  flex:1 1 auto;height:100%;border:none;background:transparent;outline:none;
  font-size:15px;font-family:inherit;color:var(--ink-900);padding:0 12px;
}
.filter-search input::placeholder{color:#93A1B5;}
.filter-search input:focus-visible{box-shadow:none;}
.filter-search button{
  height:36px;padding:0 20px;border-radius:999px;
  background:var(--primary);color:#fff;font-size:13.5px;font-weight:700;
  transition:background var(--ease),transform var(--ease);
}
.filter-search button:hover{background:var(--primary-deep);transform:translateY(-1px);}
.chip{
  display:inline-flex;align-items:center;height:50px;padding:0 20px;
  border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink-700);
  transition:all var(--ease);
}
.chip:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);}
.chip.active{background:var(--primary);border-color:var(--primary);color:#fff;}
.page-head-figure{
  margin:40px auto 0;
  max-width:1000px;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-2);
  border:1px solid var(--line);
  background:#fff;
  aspect-ratio:16/7;
}
.page-head-figure img{
  width:100%;height:100%;object-fit:cover;
}

/* ---------- Section basics ---------- */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-warm{background:var(--bg-warm);}
.section-white{background:#fff;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;flex-wrap:wrap;
  margin-bottom:36px;
}
.section-head h2{
  font-size:32px;font-weight:800;line-height:1.35;letter-spacing:.01em;
}
.section-head .head-desc{
  margin-top:10px;font-size:15.5px;color:var(--ink-500);max-width:620px;
}
.section-head .head-link{
  font-size:14.5px;font-weight:700;color:var(--primary);
  display:inline-flex;align-items:center;gap:6px;
  text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1.5px;
}
.section-head .head-link:hover{color:var(--primary-deep);}
.accent-line{
  display:inline-block;width:44px;height:4px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  margin-bottom:16px;
}

/* ---------- Guide list rows ---------- */
.guide-list{display:flex;flex-direction:column;gap:14px;}
.guide-row{
  display:flex;align-items:center;gap:22px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  padding:22px 26px;
  box-shadow:var(--shadow-1);
  transition:all var(--ease);
}
.guide-row:hover,.guide-row:focus-visible{
  background:var(--primary-soft);
  border-color:#C9DBFA;
  transform:translateX(2px);
  box-shadow:var(--shadow-2);
}
.row-num{
  flex:0 0 auto;
  width:40px;
  font-size:22px;
  font-weight:900;
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.row-body{flex:1 1 auto;min-width:0;}
.row-title{
  font-size:18px;
  font-weight:700;
  line-height:1.5;
  color:var(--ink-900);
  transition:color var(--ease);
}
.guide-row:hover .row-title{color:var(--primary-deep);}
.row-desc{
  margin-top:6px;
  font-size:14.5px;
  line-height:1.8;
  color:var(--ink-500);
}
.row-tags{display:flex;gap:8px;flex:0 0 auto;}
.badge{
  display:inline-flex;align-items:center;
  height:26px;padding:0 12px;
  border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:var(--primary-soft);
  color:var(--primary);
  white-space:nowrap;
}
.badge-warm{background:var(--accent-soft);color:#B9662A;}
.badge-mint{background:#E4F5EE;color:var(--success);}
.row-arrow{
  flex:0 0 auto;
  font-size:19px;
  color:var(--ink-500);
  transition:transform var(--ease),color var(--ease);
}
.guide-row:hover .row-arrow{color:var(--primary);transform:translateX(4px);}

/* ---------- Split feature block ---------- */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.split-figure{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-2);
  aspect-ratio:4/3;
  background:#fff;
}
.split-figure img{width:100%;height:100%;object-fit:cover;}
.split h2{font-size:30px;font-weight:800;line-height:1.4;margin-bottom:16px;}
.split p{font-size:16px;color:var(--ink-700);line-height:1.9;margin-bottom:14px;}
.check-list{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15.5px;color:var(--ink-700);line-height:1.8;
}
.check-list li::before{
  content:"";
  flex:0 0 auto;
  width:20px;height:20px;margin-top:5px;
  border-radius:50%;
  background:var(--primary-soft);
  border:1.5px solid var(--primary);
  position:relative;
}
.check-list li::after{
  content:"";
  position:absolute;
}
.mini-note{
  margin-top:26px;
  padding:18px 22px;
  border-radius:14px;
  background:var(--primary-soft);
  border-left:4px solid var(--primary);
  font-size:14.5px;
  color:var(--ink-700);
  line-height:1.85;
}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start;}
.faq-aside h2{font-size:32px;font-weight:800;line-height:1.4;}
.faq-aside p{margin-top:14px;font-size:15.5px;color:var(--ink-500);line-height:1.9;}
.faq-aside .aside-link{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:22px;font-size:14.5px;font-weight:700;color:var(--primary);
  text-decoration:underline;text-underline-offset:5px;
}
.faq-aside .aside-link:hover{color:var(--primary-deep);}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow-1);
  overflow:hidden;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item:hover{box-shadow:var(--shadow-2);border-color:#D2DEF0;}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;
  font-size:16px;font-weight:700;color:var(--ink-900);
  min-height:60px;
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  width:28px;height:28px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:var(--primary-soft);
  color:var(--primary);
  font-size:17px;font-weight:700;line-height:1;
  transition:background var(--ease),transform var(--ease);
}
.faq-item[open] summary{color:var(--primary-deep);}
.faq-item[open] summary::after{content:"−";background:var(--primary);color:#fff;}
.faq-body{
  padding:0 24px 22px;
  font-size:15.5px;
  line-height:1.9;
  color:var(--ink-700);
  background:var(--bg);
  border-top:1px solid var(--line);
  padding-top:18px;
}

/* ---------- CTA strip ---------- */
.cta-strip{padding:0 0 88px;}
.cta-inner{
  background:linear-gradient(120deg,var(--primary-soft),#F4F8FF 55%,var(--accent-soft));
  border:1px solid #DDE7F8;
  border-radius:var(--radius-lg);
  padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;
  gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow-1);
}
.cta-inner h2{font-size:27px;font-weight:800;line-height:1.4;}
.cta-inner p{margin-top:10px;font-size:15px;color:var(--ink-700);max-width:560px;line-height:1.85;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--ink-900);
  color:#A9B6C9;
  padding:72px 0 0;
  margin-top:0;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:44px;
  padding-bottom:52px;
}
.foot-brand .brand-mark{color:#fff;font-size:21px;}
.foot-brand .brand-mark span{color:#7DA6F5;}
.foot-brand p{
  margin-top:16px;font-size:14px;line-height:1.95;color:#A9B6C9;max-width:320px;
}
.foot-social{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap;}
.foot-social span{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  font-size:12.5px;color:#D6DFEC;
}
.foot-col h4{
  font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.02em;
}
.foot-col ul{display:flex;flex-direction:column;gap:12px;}
.foot-col a,.foot-col span{font-size:14px;color:#A9B6C9;line-height:1.7;}
.foot-col a:hover{color:#fff;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 30px;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:#8A99AF;
}

/* ---------- Responsive ---------- */
@media (max-width:1180px){
  .header-inner{row-gap:10px;}
  .nav-search{order:5;flex-basis:100%;max-width:none;margin-top:6px;}
  .nav-links{margin-left:auto;}
}
@media (max-width:1024px){
  .container{padding-left:24px;padding-right:24px;}
  .section{padding:72px 0;}
  .page-head{padding:52px 0 60px;}
  .page-head h1{font-size:36px;}
  .section-head h2,.faq-aside h2{font-size:27px;}
  .split{grid-template-columns:1fr;gap:36px;}
  .split-figure{order:-1;aspect-ratio:16/9;}
  .faq-wrap{grid-template-columns:1fr;gap:32px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .cta-inner{padding:36px 32px;}
}
@media (max-width:900px){
  .nav-links{
    position:absolute;
    top:100%;left:0;right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-2);
    padding:12px 20px 20px;
    margin-left:0;
  }
  .nav-links.open{display:flex;}
  .nav-link{
    height:52px;justify-content:space-between;border-radius:10px;font-size:15.5px;padding:0 12px;
  }
  .nav-link::after{display:none;}
  .nav-link::before{content:"›";order:2;color:var(--ink-500);font-size:20px;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .header-cta{display:none;}
  .brand-sub{display:none;}
}
@media (max-width:768px){
  .page-head h1{font-size:30px;}
  .page-head-sub{font-size:16px;}
  .filter-search{flex-basis:100%;}
  .chip{height:44px;padding:0 16px;font-size:13.5px;}
  .guide-row{padding:18px 18px;gap:14px;align-items:flex-start;flex-wrap:wrap;}
  .row-num{font-size:19px;width:32px;}
  .row-title{font-size:16.5px;}
  .row-tags{order:3;margin-left:46px;}
  .row-arrow{order:4;margin-left:auto;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:26px;}
  .section-head h2,.faq-aside h2{font-size:24px;}
  .page-head-figure{aspect-ratio:16/10;}
  .cta-inner{padding:30px 22px;}
  .cta-inner h2{font-size:22px;}
  .cta-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px;}
  .site-footer{padding-top:52px;}
}
@media (max-width:520px){
  .container{padding-left:20px;padding-right:20px;}
  .brand-mark{font-size:19px;}
  .page-head{padding:40px 0 48px;}
  .page-head h1{font-size:26px;}
  .faq-item summary{padding:16px 18px;font-size:15px;min-height:56px;}
  .faq-body{padding:0 18px 18px;padding-top:16px;font-size:15px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}