/* roulang page: index */
:root{
      --bg:#F8F5EF;
      --bg-soft:#EEF7F2;
      --card:#FFFFFF;
      --text:#16332C;
      --muted:#66746F;
      --line:#DCE8E1;
      --primary:#0F9F78;
      --primary-2:#0E8F72;
      --amber:#F5A524;
      --coral:#EF6A5A;
      --shadow:0 18px 50px rgba(22,51,44,.10);
      --shadow-soft:0 10px 30px rgba(22,51,44,.08);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:18px;
      --radius-sm:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 20% 10%, rgba(15,159,120,.08), transparent 28%),
        radial-gradient(circle at 80% 0%, rgba(245,165,36,.08), transparent 24%),
        linear-gradient(180deg, #fff 0%, var(--bg) 100%);
      line-height:1.75;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(15,159,120,.18)}
    .site-container{max-width:1240px;margin:0 auto;padding:0 20px}
    .noise-grid{
      position:relative;
      overflow:hidden;
    }
    .noise-grid:before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(15,159,120,.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15,159,120,.06) 1px, transparent 1px);
      background-size:38px 38px;
      opacity:.35;
      pointer-events:none;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.45), transparent 90%);
    }
    .section-pad{padding:88px 0}
    .section-head{max-width:760px}
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:.5rem;
      padding:.45rem .8rem;
      border:1px solid rgba(15,159,120,.16);
      background:rgba(255,255,255,.76);
      color:var(--primary-2);
      border-radius:999px;
      font-size:.82rem;
      font-weight:700;
      letter-spacing:.02em;
      box-shadow:0 8px 24px rgba(22,51,44,.05);
    }
    .section-title{
      font-size:clamp(2rem, 4vw, 3.15rem);
      line-height:1.18;
      letter-spacing:-.03em;
      font-weight:800;
      margin-top:1rem;
      margin-bottom:1rem;
    }
    .section-desc{
      font-size:1.04rem;
      color:var(--muted);
      max-width:60rem;
    }
    .soft-card{
      background:rgba(255,255,255,.9);
      border:1px solid rgba(15,159,120,.12);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
      backdrop-filter:saturate(140%);
    }
    .mini-card{
      background:rgba(255,255,255,.95);
      border:1px solid rgba(15,159,120,.12);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-soft);
    }
    .hover-lift{
      transition:transform .24s ease, box-shadow .24s ease, border-color .24s ease, background .24s ease;
    }
    .hover-lift:hover{
      transform:translateY(-3px);
      box-shadow:0 22px 46px rgba(22,51,44,.12);
      border-color:rgba(15,159,120,.24);
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      padding:.45rem .8rem;
      border-radius:999px;
      font-size:.82rem;
      font-weight:700;
      line-height:1;
      white-space:nowrap;
    }
    .badge-green{background:rgba(15,159,120,.10);color:var(--primary-2)}
    .badge-amber{background:rgba(245,165,36,.12);color:#9A6400}
    .badge-coral{background:rgba(239,106,90,.12);color:#B14539}
    .badge-soft{background:#F4FAF7;color:#39564D;border:1px solid rgba(15,159,120,.10)}
    .btn-primary{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.55rem;
      padding:.9rem 1.25rem;
      border-radius:999px;
      background:linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 100%);
      color:#fff;
      font-weight:700;
      box-shadow:0 14px 28px rgba(15,159,120,.22);
      transition:transform .22s ease, box-shadow .22s ease, filter .22s ease;
    }
    .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.03);box-shadow:0 18px 34px rgba(15,159,120,.28)}
    .btn-secondary{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.55rem;
      padding:.9rem 1.25rem;
      border-radius:999px;
      background:#fff;
      color:var(--primary-2);
      border:1px solid rgba(15,159,120,.18);
      font-weight:700;
      transition:transform .22s ease, background .22s ease, border-color .22s ease;
    }
    .btn-secondary:hover{transform:translateY(-2px);background:#EEF7F2;border-color:rgba(15,159,120,.28)}
    .btn-amber{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.55rem;
      padding:.8rem 1.15rem;
      border-radius:999px;
      background:rgba(245,165,36,.12);
      color:#8A5A00;
      border:1px solid rgba(245,165,36,.18);
      font-weight:700;
      transition:transform .22s ease, background .22s ease;
    }
    .btn-amber:hover{transform:translateY(-2px);background:rgba(245,165,36,.16)}
    .input-pill{
      width:100%;
      border:1px solid rgba(15,159,120,.16);
      background:#fff;
      border-radius:999px;
      padding:.95rem 1.1rem;
      outline:none;
      transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
      color:var(--text);
    }
    .input-pill:focus{
      border-color:rgba(15,159,120,.55);
      box-shadow:0 0 0 4px rgba(15,159,120,.12);
      background:#fff;
    }
    .card-title{font-size:1.1rem;font-weight:800;line-height:1.4}
    .card-text{color:var(--muted);font-size:.96rem}
    .glow-ring{
      position:absolute;
      inset:auto;
      width:290px;
      height:290px;
      border-radius:999px;
      filter:blur(0);
      background:radial-gradient(circle, rgba(15,159,120,.18), rgba(15,159,120,.04) 42%, transparent 70%);
      pointer-events:none;
    }
    details summary{
      list-style:none;
      cursor:pointer;
    }
    details summary::-webkit-details-marker{display:none}
    details[open] .faq-arrow{transform:rotate(180deg)}
    .footer-link{transition:color .2s ease, opacity .2s ease}
    .footer-link:hover{color:#FFD48B}
    .focus-ring:focus-visible{
      outline:none;
      box-shadow:0 0 0 4px rgba(15,159,120,.18);
    }
    .nav-link{
      position:relative;
      color:#33524A;
      font-weight:700;
      transition:color .2s ease, background .2s ease;
    }
    .nav-link:hover{color:var(--primary-2)}
    .nav-link.active{
      color:var(--primary-2);
      background:rgba(15,159,120,.08);
    }
    .nav-link.active:after{
      content:"";
      position:absolute;
      left:16px;
      right:16px;
      bottom:8px;
      height:2px;
      border-radius:999px;
      background:linear-gradient(90deg, var(--primary), var(--amber));
    }
    .bus-line{
      background-image:
        linear-gradient(135deg, rgba(15,159,120,.09) 0%, rgba(245,165,36,.08) 100%),
        radial-gradient(circle at 18px 18px, rgba(15,159,120,.18) 0 3px, transparent 4px);
      background-size:cover, 36px 36px;
    }
    .table-like{
      border-collapse:separate;
      border-spacing:0;
    }
    .timeline-line::before{
      content:"";
      position:absolute;
      left:14px;
      top:10px;
      bottom:10px;
      width:2px;
      background:linear-gradient(180deg, rgba(15,159,120,.35), rgba(245,165,36,.28));
    }
    .glass-panel{
      background:linear-gradient(180deg, rgba(255,255,255,.94), rgba(255,255,255,.82));
      border:1px solid rgba(15,159,120,.12);
      box-shadow:var(--shadow);
      border-radius:var(--radius-xl);
    }
    @media (max-width: 1024px){
      .section-pad{padding:72px 0}
    }
    @media (max-width: 768px){
      .site-container{padding:0 16px}
      .section-pad{padding:60px 0}
      .section-title{font-size:clamp(1.8rem, 7vw, 2.45rem)}
    }

/* roulang page: category2 */
:root{
      --primary:#0F9F78;
      --primary-dark:#0B7F62;
      --secondary:#F5A524;
      --warning:#EF6A5A;
      --bg:#F8F5EF;
      --soft:#EEF7F2;
      --card:#FFFFFF;
      --text:#16332C;
      --muted:#66746F;
      --border:#DCE8E1;
      --shadow:0 18px 50px rgba(22,51,44,.10);
      --shadow-sm:0 10px 28px rgba(22,51,44,.07);
      --radius:28px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 10% 0%, rgba(15,159,120,.09), transparent 32rem),
        radial-gradient(circle at 90% 12%, rgba(245,165,36,.12), transparent 28rem),
        var(--bg);
      line-height:1.75;
    }
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit}
    .site-container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      border-radius:999px;
      padding:.62rem .9rem;
      font-size:15px;
      font-weight:700;
      color:var(--muted);
      transition:.22s ease;
      white-space:nowrap;
    }
    .nav-link:hover{background:var(--soft);color:var(--primary-dark);transform:translateY(-1px)}
    .nav-link.active{background:rgba(15,159,120,.11);color:var(--primary-dark)}
    .nav-link.active:after{
      content:"";
      position:absolute;
      left:22%;
      right:22%;
      bottom:4px;
      height:2px;
      border-radius:999px;
      background:var(--primary);
    }
    .btn-primary,.btn-secondary,.btn-alert{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.5rem;
      border:0;
      border-radius:999px;
      font-weight:800;
      cursor:pointer;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),#13B88C);
      padding:.88rem 1.25rem;
      box-shadow:0 14px 30px rgba(15,159,120,.22);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(15,159,120,.28)}
    .btn-secondary{
      color:var(--primary-dark);
      background:#fff;
      border:1px solid rgba(15,159,120,.18);
      padding:.88rem 1.25rem;
    }
    .btn-secondary:hover{background:var(--soft);transform:translateY(-2px)}
    .btn-alert{
      color:#4D3210;
      background:rgba(245,165,36,.18);
      border:1px solid rgba(245,165,36,.34);
      padding:.75rem 1.05rem;
    }
    .btn-alert:hover{background:rgba(245,165,36,.25);transform:translateY(-2px)}
    a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
      outline:4px solid rgba(15,159,120,.20);
      outline-offset:3px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:.5rem;
      border-radius:999px;
      border:1px solid rgba(15,159,120,.18);
      background:rgba(255,255,255,.72);
      padding:.42rem .78rem;
      color:var(--primary-dark);
      font-size:13px;
      font-weight:800;
    }
    .section{padding:92px 0}
    .section-tight{padding:70px 0}
    .section-title{font-size:clamp(2rem,4vw,2.75rem);line-height:1.18;font-weight:850;letter-spacing:-.04em}
    .section-lead{margin-top:1rem;max-width:760px;color:var(--muted);font-size:17px}
    .card{
      border:1px solid rgba(15,159,120,.14);
      background:rgba(255,255,255,.88);
      border-radius:var(--radius);
      box-shadow:var(--shadow-sm);
      transition:.24s ease;
    }
    .card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .tag{
      display:inline-flex;
      align-items:center;
      border-radius:999px;
      padding:.32rem .65rem;
      background:var(--soft);
      color:var(--primary-dark);
      font-size:12px;
      font-weight:800;
    }
    .tag-amber{background:rgba(245,165,36,.16);color:#815511}
    .tag-coral{background:rgba(239,106,90,.12);color:#9B3A2F}
    .hero-guide{
      position:relative;
      overflow:hidden;
      border-bottom:1px solid rgba(220,232,225,.85);
      background:
        linear-gradient(135deg,rgba(238,247,242,.96),rgba(248,245,239,.92)),
        radial-gradient(circle at 84% 20%,rgba(245,165,36,.20),transparent 26rem);
    }
    .hero-guide:before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(90deg, rgba(15,159,120,.08) 1px, transparent 1px),
        linear-gradient(0deg, rgba(15,159,120,.08) 1px, transparent 1px);
      background-size:54px 54px;
      opacity:.38;
      pointer-events:none;
    }
    .process-panel{
      position:relative;
      overflow:hidden;
      border-radius:32px;
      background:#fff;
      border:1px solid rgba(15,159,120,.14);
      box-shadow:var(--shadow);
    }
    .route-line{
      position:absolute;
      top:84px;
      left:60px;
      right:60px;
      height:4px;
      background:linear-gradient(90deg,var(--primary),var(--secondary),var(--warning));
      border-radius:999px;
      opacity:.28;
    }
    .step-dot{
      width:48px;
      height:48px;
      border-radius:18px;
      display:flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      font-weight:900;
      background:linear-gradient(135deg,var(--primary),var(--secondary));
      box-shadow:0 12px 24px rgba(15,159,120,.18);
    }
    .check-item,.mistake-item,.advice-item{
      display:flex;
      gap:1rem;
      padding:1.05rem;
      border-radius:22px;
      border:1px solid rgba(220,232,225,.9);
      background:#fff;
    }
    .check-icon{
      flex:0 0 auto;
      width:28px;
      height:28px;
      border-radius:999px;
      display:grid;
      place-items:center;
      color:#fff;
      background:var(--primary);
      font-weight:900;
    }
    .mistake-icon{
      flex:0 0 auto;
      width:30px;
      height:30px;
      border-radius:12px;
      display:grid;
      place-items:center;
      color:#fff;
      background:var(--warning);
      font-weight:900;
    }
    details{
      border:1px solid rgba(15,159,120,.14);
      border-radius:20px;
      background:rgba(255,255,255,.86);
      padding:1.15rem 1.25rem;
      box-shadow:0 8px 22px rgba(22,51,44,.05);
      transition:.22s ease;
    }
    details:hover{background:#fff;box-shadow:var(--shadow-sm)}
    summary{
      cursor:pointer;
      font-weight:850;
      list-style:none;
      display:flex;
      justify-content:space-between;
      gap:1rem;
    }
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";color:var(--primary);font-size:22px;line-height:1}
    details[open] summary:after{content:"−"}
    details p{margin-top:.85rem;color:var(--muted)}
    .cta-band{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      background:linear-gradient(135deg,#0F9F78,#F5A524);
      color:#fff;
      box-shadow:0 24px 60px rgba(15,159,120,.22);
    }
    .cta-band:after{
      content:"";
      position:absolute;
      width:360px;
      height:360px;
      right:-90px;
      top:-120px;
      border-radius:999px;
      background:rgba(255,255,255,.16);
    }
    .footer-link{color:rgba(255,255,255,.76);transition:.2s ease}
    .footer-link:hover{color:var(--secondary);transform:translateX(3px)}
    @media (max-width:1024px){
      .site-container{width:min(100% - 48px,1180px)}
      .route-line{display:none}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 40px,1180px)}
      .section{padding:64px 0}
      .section-tight{padding:54px 0}
      .nav-link{font-size:14px;padding:.54rem .72rem}
      .process-panel{border-radius:26px}
    }
    @media (max-width:520px){
      .site-container{width:min(100% - 32px,1180px)}
      .btn-primary,.btn-secondary,.btn-alert{width:100%}
    }

/* roulang page: category1 */
:root{
      --primary:#0F9F78;
      --accent:#F5A524;
      --danger:#EF6A5A;
      --text:#16332C;
      --muted:#66746F;
      --line:#DCE8E1;
      --paper:#F8F5EF;
      --mint:#EEF7F2;
      --shadow:0 18px 50px rgba(22,51,44,.10);
      --radius:28px;
      --radius-sm:18px;
      --container:1240px;
    }
    html{scroll-behavior:smooth}
    *{box-sizing:border-box}
    body{
      margin:0;
      color:var(--text);
      background:
        radial-gradient(circle at 20% 10%, rgba(15,159,120,.09), transparent 26%),
        radial-gradient(circle at 84% 4%, rgba(245,165,36,.10), transparent 24%),
        linear-gradient(180deg, #FBFAF6 0%, #F8F5EF 100%);
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(15,159,120,.18)}
    .site-container{max-width:var(--container);margin:0 auto;padding:0 20px}
    @media (min-width:768px){.site-container{padding:0 32px}}
    @media (min-width:1280px){.site-container{padding:0 40px}}
    .section-space{padding:72px 0}
    @media (min-width:1024px){.section-space{padding:100px 0}}
    .card-surface{
      background:rgba(255,255,255,.88);
      border:1px solid rgba(220,232,225,.9);
      box-shadow:var(--shadow);
      border-radius:var(--radius);
      backdrop-filter:saturate(120%);
    }
    .card-soft{
      background:linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.86));
      border:1px solid rgba(220,232,225,.9);
      border-radius:24px;
      box-shadow:0 14px 34px rgba(22,51,44,.08);
    }
    .nav-link{
      display:inline-flex;align-items:center;gap:.45rem;
      padding:.72rem 1rem;border-radius:999px;
      color:#345148;
      transition:all .18s ease;
      border:1px solid transparent;
      font-weight:600;
      white-space:nowrap;
    }
    .nav-link:hover{background:#eef7f2;border-color:rgba(15,159,120,.12);transform:translateY(-1px)}
    .nav-link.active{
      background:rgba(15,159,120,.10);
      color:var(--primary);
      border-color:rgba(15,159,120,.18);
    }
    .footer-link{
      color:rgba(232,240,236,.84);
      transition:all .18s ease;
    }
    .footer-link:hover{color:#fff;text-decoration:underline;text-decoration-color:rgba(245,165,36,.9)}
    .badge{
      display:inline-flex;align-items:center;gap:.45rem;
      padding:.48rem .85rem;border-radius:999px;
      background:rgba(15,159,120,.08);
      color:#0D765B;
      border:1px solid rgba(15,159,120,.12);
      font-size:.86rem;font-weight:700;
    }
    .badge-amber{
      background:rgba(245,165,36,.13);
      color:#975E00;
      border-color:rgba(245,165,36,.22);
    }
    .section-kicker{
      display:inline-flex;align-items:center;gap:.55rem;
      padding:.5rem .9rem;border-radius:999px;
      background:#fff;border:1px solid rgba(220,232,225,.95);
      color:#4A665D;font-size:.86rem;font-weight:700;
      box-shadow:0 8px 22px rgba(22,51,44,.05);
    }
    .btn-primary{
      display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
      padding:.9rem 1.3rem;border-radius:999px;
      background:linear-gradient(135deg,var(--primary),#0b8b69);
      color:#fff;font-weight:800;
      border:1px solid rgba(11,139,105,.24);
      box-shadow:0 14px 28px rgba(15,159,120,.18);
      transition:transform .18s ease, box-shadow .18s ease, filter .18s ease;
    }
    .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.03);box-shadow:0 18px 34px rgba(15,159,120,.22)}
    .btn-secondary{
      display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
      padding:.9rem 1.3rem;border-radius:999px;
      background:#fff;color:#18493d;font-weight:800;
      border:1px solid rgba(15,159,120,.14);
      box-shadow:0 10px 24px rgba(22,51,44,.06);
      transition:transform .18s ease, background .18s ease, border-color .18s ease;
    }
    .btn-secondary:hover{transform:translateY(-2px);background:#eef7f2;border-color:rgba(15,159,120,.2)}
    .btn-ghost{
      display:inline-flex;align-items:center;justify-content:center;
      padding:.82rem 1.1rem;border-radius:999px;
      color:#35544a;background:rgba(255,255,255,.7);
      border:1px solid rgba(220,232,225,.9);
      transition:all .18s ease;
    }
    .btn-ghost:hover{background:#fff;border-color:rgba(15,159,120,.14);transform:translateY(-1px)}
    .input-shell{
      display:flex;align-items:center;gap:.6rem;
      background:#fff;border:1px solid rgba(15,159,120,.14);
      border-radius:999px;padding:.82rem 1rem;
      box-shadow:0 10px 24px rgba(22,51,44,.06);
    }
    .input-shell input{
      width:100%;border:0;outline:0;background:transparent;color:var(--text);
    }
    .input-shell input::placeholder{color:#95A39E}
    .stat-chip{
      display:flex;flex-direction:column;gap:.15rem;
      padding:1rem 1.1rem;border-radius:22px;
      background:rgba(255,255,255,.9);
      border:1px solid rgba(220,232,225,.95);
      box-shadow:0 12px 28px rgba(22,51,44,.06);
    }
    .stat-chip strong{font-size:1.18rem;line-height:1.1;color:#10382F}
    .stat-chip span{font-size:.88rem;color:var(--muted)}
    .cover-card{
      position:relative;
      overflow:hidden;
      background:
        radial-gradient(circle at 20% 20%, rgba(255,255,255,.24), transparent 24%),
        linear-gradient(135deg, rgba(15,159,120,.96), rgba(245,165,36,.82));
      color:#fff;
      border-radius:26px;
      box-shadow:0 20px 42px rgba(15,159,120,.20);
      min-height:210px;
    }
    .cover-card::before,
    .cover-card::after{
      content:"";
      position:absolute;
      inset:auto;
      pointer-events:none;
    }
    .cover-card::before{
      width:240px;height:240px;border-radius:50%;
      background:radial-gradient(circle, rgba(255,255,255,.22), transparent 65%);
      right:-70px;top:-90px;
    }
    .cover-card::after{
      left:-12%;right:-12%;bottom:18px;height:64px;
      background:
        linear-gradient(90deg, rgba(255,255,255,.18) 0 15%, transparent 15% 19%, rgba(255,255,255,.12) 19% 27%, transparent 27% 32%, rgba(255,255,255,.15) 32% 45%, transparent 45% 100%);
      opacity:.55;
      clip-path:polygon(0 52%,100% 0,100% 100%,0 100%);
    }
    .mini-badge{
      display:inline-flex;align-items:center;gap:.4rem;
      padding:.34rem .68rem;border-radius:999px;
      background:rgba(255,255,255,.16);color:#fff;
      border:1px solid rgba(255,255,255,.18);
      font-size:.8rem;font-weight:700;
      backdrop-filter:blur(4px);
    }
    .grid-card{
      background:#fff;
      border:1px solid rgba(220,232,225,.95);
      border-radius:24px;
      box-shadow:0 12px 30px rgba(22,51,44,.07);
      overflow:hidden;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .grid-card:hover{
      transform:translateY(-3px);
      box-shadow:0 18px 42px rgba(22,51,44,.10);
      border-color:rgba(15,159,120,.18);
    }
    .cover-mini{
      position:relative;
      aspect-ratio:16/9;
      background:
        linear-gradient(135deg, rgba(15,159,120,.92), rgba(245,165,36,.88));
      overflow:hidden;
    }
    .cover-mini .route{
      position:absolute;inset:18% 10% auto 10%;
      height:2px;background:rgba(255,255,255,.55);
      box-shadow:0 26px 0 rgba(255,255,255,.28), 0 52px 0 rgba(255,255,255,.16);
    }
    .cover-mini .bus{
      position:absolute;left:14%;bottom:18%;
      width:52%;height:38%;
      border-radius:18px;
      background:rgba(255,255,255,.94);
      box-shadow:0 10px 24px rgba(22,51,44,.14);
    }
    .cover-mini .bus::before{
      content:"";position:absolute;left:12%;top:16%;width:18%;height:28%;
      border-radius:5px;background:#0F9F78;box-shadow:22px 0 0 #0F9F78, 44px 0 0 #0F9F78;
    }
    .cover-mini .bus::after{
      content:"";position:absolute;left:14%;right:14%;bottom:12%;height:6px;border-radius:999px;background:#0F9F78;
    }
    .tag{
      display:inline-flex;align-items:center;gap:.35rem;
      padding:.26rem .6rem;border-radius:999px;
      background:#EEF7F2;color:#0D765B;
      border:1px solid rgba(15,159,120,.12);
      font-size:.78rem;font-weight:700;
    }
    .tag-amber{background:#FFF5E7;color:#9A5A00;border-color:rgba(245,165,36,.18)}
    .tag-red{background:#FFF0EE;color:#B53C30;border-color:rgba(239,106,90,.18)}
    .soft-list li{
      position:relative;padding-left:1.15rem;
    }
    .soft-list li::before{
      content:"";position:absolute;left:0;top:.73rem;width:.5rem;height:.5rem;border-radius:50%;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 0 0 4px rgba(15,159,120,.08);
    }
    details.faq{
      border:1px solid rgba(220,232,225,.95);
      background:#fff;
      border-radius:20px;
      box-shadow:0 10px 24px rgba(22,51,44,.05);
      overflow:hidden;
    }
    details.faq[open]{border-color:rgba(15,159,120,.18)}
    details.faq summary{
      cursor:pointer;list-style:none;
      padding:1.15rem 1.25rem;
      font-weight:800;
      display:flex;justify-content:space-between;align-items:center;
      gap:1rem;
    }
    details.faq summary::-webkit-details-marker{display:none}
    details.faq .faq-body{padding:0 1.25rem 1.15rem;color:var(--muted)}
    .field{
      width:100%;padding:.92rem 1rem;border-radius:16px;
      border:1px solid rgba(220,232,225,.95);
      background:#fff;outline:none;transition:border-color .18s ease, box-shadow .18s ease;
    }
    .field:focus{
      border-color:rgba(15,159,120,.38);
      box-shadow:0 0 0 4px rgba(15,159,120,.12);
    }
    .section-title{
      font-size:clamp(1.8rem,3vw,3rem);
      line-height:1.18;
      letter-spacing:-.02em;
      font-weight:850;
      color:var(--text);
    }
    .section-desc{color:var(--muted);font-size:1.05rem;line-height:1.8}
    .sticky-soft{
      position:sticky;top:110px;
    }
    .hover-lift{transition:transform .18s ease, box-shadow .18s ease}
    .hover-lift:hover{transform:translateY(-2px)}
    .divider-line{height:1px;background:linear-gradient(90deg, transparent, rgba(220,232,225,.95), transparent)}
    .notice{
      background:linear-gradient(135deg, rgba(15,159,120,.08), rgba(245,165,36,.10));
      border:1px solid rgba(15,159,120,.12);
      border-radius:24px;
    }
    .timeline{
      position:relative;
    }
    .timeline::before{
      content:"";
      position:absolute;
      left:18px;top:18px;bottom:18px;width:2px;
      background:linear-gradient(180deg, rgba(15,159,120,.24), rgba(245,165,36,.22));
    }
    .timeline-item{
      position:relative;
      padding-left:58px;
      margin-bottom:1rem;
    }
    .timeline-dot{
      position:absolute;left:10px;top:8px;
      width:18px;height:18px;border-radius:50%;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 0 0 6px rgba(15,159,120,.10);
    }
    .screen-frame{
      border-radius:28px;
      background:linear-gradient(180deg,#ffffff, #f7fbf9);
      border:1px solid rgba(220,232,225,.92);
      box-shadow:0 18px 46px rgba(22,51,44,.10);
      overflow:hidden;
    }
    .screen-bar{
      display:flex;align-items:center;gap:.45rem;
      padding:14px 18px;border-bottom:1px solid rgba(220,232,225,.85);
      background:linear-gradient(180deg, rgba(255,255,255,.92), rgba(248,245,239,.96));
    }
    .screen-dot{width:10px;height:10px;border-radius:999px;background:#D5DFDA}
    .screen-dot:nth-child(1){background:#F0B3A7}
    .screen-dot:nth-child(2){background:#F5C97E}
    .screen-dot:nth-child(3){background:#B3D8C9}
    .soft-grid{
      background-image:
        linear-gradient(rgba(15,159,120,.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15,159,120,.05) 1px, transparent 1px);
      background-size:28px 28px;
    }
    .resource-card-title{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .resource-card-desc{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    @media (max-width:767px){
      .sticky-soft{position:static}
    }

/* roulang page: category3 */
:root{
      --primary:#0F9F78;
      --primary-dark:#0E8F72;
      --amber:#F5A524;
      --amber-2:#F59E0B;
      --coral:#EF6A5A;
      --bg:#F8F5EF;
      --soft:#EEF7F2;
      --card:#FFFFFF;
      --text:#16332C;
      --muted:#66746F;
      --border:#DCE8E1;
      --shadow:0 18px 50px rgba(22,51,44,.10);
      --shadow-soft:0 12px 32px rgba(22,51,44,.075);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --gradient:linear-gradient(135deg,#0F9F78 0%,#38B88D 48%,#F5A524 100%);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 8%, rgba(15,159,120,.11), transparent 28%),
        radial-gradient(circle at 88% 16%, rgba(245,165,36,.12), transparent 30%),
        linear-gradient(180deg,#FFFDF8 0%,var(--bg) 48%,#FFFDF8 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit}
    input,textarea,select{outline:none}
    ::selection{background:rgba(15,159,120,.18)}
    .site-container{
      width:min(100% - 40px, 1180px);
      margin-inline:auto;
    }
    .section{padding:96px 0}
    .section-tight{padding:72px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:.5rem;
      border:1px solid rgba(15,159,120,.16);
      background:rgba(238,247,242,.78);
      color:var(--primary-dark);
      border-radius:999px;
      padding:.45rem .8rem;
      font-size:.82rem;
      font-weight:800;
      letter-spacing:.02em;
    }
    .eyebrow:before{
      content:"";
      width:.5rem;
      height:.5rem;
      border-radius:999px;
      background:var(--amber);
      box-shadow:0 0 0 5px rgba(245,165,36,.14);
    }
    .btn-primary,.btn-secondary,.btn-amber{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.55rem;
      border-radius:999px;
      font-weight:800;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, filter .2s ease;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--primary),var(--primary-dark));
      color:white;
      padding:14px 22px;
      box-shadow:0 14px 28px rgba(15,159,120,.23);
      border:1px solid rgba(255,255,255,.22);
    }
    .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.04);box-shadow:0 18px 34px rgba(15,159,120,.28)}
    .btn-secondary{
      background:#fff;
      color:var(--text);
      padding:14px 22px;
      border:1px solid rgba(15,159,120,.18);
      box-shadow:0 10px 24px rgba(22,51,44,.06);
    }
    .btn-secondary:hover{transform:translateY(-2px);background:var(--soft);border-color:rgba(15,159,120,.32)}
    .btn-amber{
      background:rgba(245,165,36,.13);
      color:#8B5A05;
      padding:12px 18px;
      border:1px solid rgba(245,165,36,.25);
    }
    .btn-amber:hover{transform:translateY(-2px);background:rgba(245,165,36,.2)}
    a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{
      outline:3px solid rgba(15,159,120,.28);
      outline-offset:3px;
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:40px;
      padding:8px 13px;
      border-radius:999px;
      color:var(--muted);
      font-size:15px;
      font-weight:800;
      transition:background .2s ease,color .2s ease,transform .2s ease;
    }
    .nav-link:hover{background:rgba(238,247,242,.95);color:var(--primary-dark);transform:translateY(-1px)}
    .nav-link.active{background:rgba(15,159,120,.10);color:var(--primary-dark)}
    .nav-link.active:after{
      content:"";
      position:absolute;
      left:18px;
      right:18px;
      bottom:4px;
      height:3px;
      border-radius:999px;
      background:var(--primary);
    }
    .footer-link{color:rgba(255,255,255,.72);transition:color .2s ease,transform .2s ease}
    .footer-link:hover{color:var(--amber);transform:translateX(3px)}
    .hero-bg{
      position:relative;
      overflow:hidden;
      border-bottom:1px solid rgba(220,232,225,.9);
    }
    .hero-bg:before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(90deg, rgba(15,159,120,.055) 1px, transparent 1px),
        linear-gradient(0deg, rgba(15,159,120,.045) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.9), transparent 82%);
      pointer-events:none;
    }
    .route-line{
      position:absolute;
      width:520px;
      height:260px;
      right:-80px;
      top:40px;
      border:3px dashed rgba(15,159,120,.12);
      border-radius:60% 40% 55% 45%;
      transform:rotate(-12deg);
      pointer-events:none;
    }
    .card{
      background:rgba(255,255,255,.88);
      border:1px solid rgba(220,232,225,.92);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(15,159,120,.22)}
    .module-card{
      min-height:230px;
      padding:28px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(180deg,rgba(255,255,255,.94),rgba(255,255,255,.84)),
        radial-gradient(circle at top right,rgba(15,159,120,.12),transparent 34%);
      border:1px solid rgba(15,159,120,.14);
      box-shadow:var(--shadow-soft);
    }
    .icon-box{
      display:flex;
      width:52px;
      height:52px;
      align-items:center;
      justify-content:center;
      border-radius:18px;
      background:rgba(15,159,120,.10);
      color:var(--primary-dark);
      border:1px solid rgba(15,159,120,.14);
    }
    .step-line{
      position:relative;
    }
    .step-line:before{
      content:"";
      position:absolute;
      left:26px;
      top:58px;
      bottom:28px;
      width:2px;
      background:linear-gradient(180deg,rgba(15,159,120,.34),rgba(245,165,36,.28));
    }
    .step-item{
      position:relative;
      display:grid;
      grid-template-columns:54px 1fr;
      gap:18px;
      padding:24px;
      border:1px solid rgba(220,232,225,.92);
      border-radius:24px;
      background:#fff;
      box-shadow:0 10px 26px rgba(22,51,44,.055);
    }
    .step-num{
      display:flex;
      width:54px;
      height:54px;
      align-items:center;
      justify-content:center;
      border-radius:18px;
      background:var(--gradient);
      color:white;
      font-weight:900;
      box-shadow:0 14px 26px rgba(15,159,120,.18);
      z-index:1;
    }
    .org-card{
      border-radius:24px;
      background:#fff;
      border:1px solid rgba(220,232,225,.92);
      padding:24px;
      box-shadow:0 12px 30px rgba(22,51,44,.06);
    }
    .pricing-card{
      position:relative;
      border-radius:28px;
      padding:30px;
      background:#fff;
      border:1px solid rgba(220,232,225,.92);
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease, box-shadow .22s ease;
    }
    .pricing-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .pricing-card.featured{
      border:2px solid transparent;
      background:
        linear-gradient(#fff,#fff) padding-box,
        var(--gradient) border-box;
      transform:translateY(-12px);
      box-shadow:0 24px 58px rgba(15,159,120,.16);
    }
    .badge{
      display:inline-flex;
      align-items:center;
      border-radius:999px;
      padding:6px 10px;
      background:rgba(15,159,120,.1);
      color:var(--primary-dark);
      font-size:12px;
      font-weight:850;
    }
    .badge-amber{background:rgba(245,165,36,.15);color:#8B5A05}
    .badge-coral{background:rgba(239,106,90,.12);color:#A83C30}
    .case-card{
      border-radius:28px;
      padding:28px;
      background:linear-gradient(180deg,#fff,rgba(238,247,242,.64));
      border:1px solid rgba(220,232,225,.92);
      box-shadow:var(--shadow-soft);
    }
    .form-panel{
      border-radius:32px;
      padding:32px;
      background:
        radial-gradient(circle at 88% 12%,rgba(245,165,36,.16),transparent 28%),
        linear-gradient(180deg,#fff,rgba(238,247,242,.82));
      border:1px solid rgba(15,159,120,.16);
      box-shadow:var(--shadow);
    }
    .form-field{
      width:100%;
      border-radius:18px;
      border:1px solid var(--border);
      background:white;
      padding:13px 15px;
      color:var(--text);
      transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .form-field:focus{
      border-color:rgba(15,159,120,.55);
      box-shadow:0 0 0 4px rgba(15,159,120,.11);
      background:#fff;
    }
    .faq-item{
      border:1px solid rgba(220,232,225,.92);
      background:rgba(255,255,255,.88);
      border-radius:20px;
      padding:0;
      overflow:hidden;
      box-shadow:0 8px 22px rgba(22,51,44,.045);
      transition:border-color .2s ease,background .2s ease;
    }
    .faq-item:hover{border-color:rgba(15,159,120,.25);background:#fff}
    .faq-item summary{
      cursor:pointer;
      list-style:none;
      padding:20px 22px;
      font-weight:850;
      color:var(--text);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{
      content:"+";
      width:28px;
      height:28px;
      border-radius:999px;
      display:flex;
      align-items:center;
      justify-content:center;
      background:rgba(15,159,120,.1);
      color:var(--primary-dark);
      flex:0 0 auto;
      font-weight:900;
    }
    .faq-item[open] summary:after{content:"−";background:rgba(245,165,36,.16);color:#8B5A05}
    .faq-item p{padding:0 22px 20px;color:var(--muted);line-height:1.8}
    .cta-band{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      background:var(--gradient);
      color:#fff;
      box-shadow:0 22px 58px rgba(15,159,120,.22);
    }
    .cta-band:before{
      content:"";
      position:absolute;
      inset:-20%;
      background:
        radial-gradient(circle at 16% 22%,rgba(255,255,255,.22),transparent 18%),
        linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px);
      background-size:auto,34px 34px;
      opacity:.75;
    }
    .mini-window{
      border-radius:30px;
      background:#fff;
      border:1px solid rgba(220,232,225,.92);
      box-shadow:0 24px 70px rgba(22,51,44,.15);
      overflow:hidden;
    }
    .window-bar{
      height:48px;
      background:linear-gradient(180deg,#fff,#F5FBF8);
      border-bottom:1px solid rgba(220,232,225,.85);
      display:flex;
      align-items:center;
      gap:8px;
      padding:0 18px;
    }
    .dot{width:10px;height:10px;border-radius:999px;background:#DCE8E1}
    .dot:nth-child(1){background:#EF6A5A}.dot:nth-child(2){background:#F5A524}.dot:nth-child(3){background:#0F9F78}
    @media (max-width:1024px){
      .section{padding:78px 0}
      .pricing-card.featured{transform:none}
      .step-line:before{display:none}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 32px, 1180px)}
      .section{padding:64px 0}
      .section-tight{padding:54px 0}
      .nav-link{font-size:14px;padding:7px 10px}
      .hero-title{font-size:40px!important;line-height:1.13!important}
      .module-card,.pricing-card,.form-panel{padding:24px}
      .step-item{grid-template-columns:1fr}
      .route-line{display:none}
    }
    @media (max-width:520px){
      .site-container{width:min(100% - 24px, 1180px)}
      .hero-title{font-size:34px!important}
      .btn-primary,.btn-secondary{width:100%}
      .faq-item summary{align-items:flex-start}
    }