/* roulang page: index */
:root{
      --ink:#171717;
      --ink-2:#22211f;
      --text:#5f5b54;
      --muted:#8a8378;
      --bg:#faf8f3;
      --bg-soft:#f6f2ea;
      --paper:#ffffff;
      --paper-warm:#f1ebe0;
      --line:#ded6c8;
      --line-soft:rgba(40,38,34,.10);
      --green:#6f806e;
      --green-2:#7c8f79;
      --copper:#a8794a;
      --copper-2:#b88a58;
      --dark:#1c1b19;
      --radius-sm:14px;
      --radius:24px;
      --radius-lg:34px;
      --shadow:0 20px 60px rgba(42,38,30,.08);
      --shadow-hover:0 26px 70px rgba(42,38,30,.13);
      --container:1180px;
      --ease:220ms cubic-bezier(.2,.8,.2,1);
      --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:var(--font);
      color:var(--ink);
      background:
        radial-gradient(circle at 8% 8%, rgba(168,121,74,.08), transparent 28%),
        radial-gradient(circle at 92% 15%, rgba(111,128,110,.10), transparent 30%),
        var(--bg);
      line-height:1.75;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0;background:none;color:inherit}
    :focus-visible{outline:3px solid rgba(168,121,74,.35);outline-offset:3px}
    .container{width:min(var(--container), calc(100% - 48px));margin-inline:auto}
    .section{padding:112px 0}
    .section-sm{padding:82px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--green);font-size:13px;font-weight:700;letter-spacing:.08em;
      padding:8px 13px;border:1px solid rgba(111,128,110,.20);
      border-radius:999px;background:rgba(111,128,110,.08);
      line-height:1;
    }
    .eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green)}
    .section-head{display:grid;grid-template-columns:minmax(0,.75fr) minmax(280px,.45fr);gap:48px;align-items:end;margin-bottom:44px}
    h1,h2,h3{font-weight:700;letter-spacing:-.045em;color:var(--ink-2)}
    h1{font-size:clamp(42px,6vw,72px);line-height:1.06;margin:22px 0 24px}
    h2{font-size:clamp(32px,4vw,46px);line-height:1.16;margin-top:18px}
    h3{font-size:clamp(21px,2.2vw,27px);line-height:1.28}
    p{color:var(--text);font-size:16.5px}
    .lead{font-size:18px;line-height:1.9;color:#56524d;max-width:680px}
    .muted{color:var(--muted);font-size:14px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      min-height:48px;padding:0 22px;border-radius:999px;
      font-weight:700;font-size:15px;line-height:1;
      transition:transform var(--ease),background var(--ease),border-color var(--ease),color var(--ease),box-shadow var(--ease);
      white-space:nowrap;
    }
    .btn .arrow{transition:transform var(--ease)}
    .btn:hover .arrow{transform:translateX(4px)}
    .btn-primary{background:var(--ink);color:#fff8ec;box-shadow:0 12px 32px rgba(28,27,25,.14)}
    .btn-primary:hover{background:var(--copper);transform:translateY(-2px);box-shadow:0 18px 44px rgba(168,121,74,.20)}
    .btn-secondary{border:1px solid var(--line);background:rgba(255,255,255,.45);color:var(--ink)}
    .btn-secondary:hover{background:#fff;border-color:rgba(168,121,74,.55);transform:translateY(-2px)}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(250,248,243,.88);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(222,214,200,.72);
    }
    .nav{
      height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px;
    }
    .brand{
      display:inline-flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.035em;font-size:20px;
    }
    .brand-mark{
      width:38px;height:38px;border-radius:14px;background:var(--ink);
      color:#fff8ec;display:grid;place-items:center;font-size:13px;letter-spacing:.04em;
      box-shadow:0 14px 34px rgba(23,23,23,.15);
    }
    .nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
    .nav-links a{
      position:relative;padding:10px 14px;border-radius:999px;
      font-size:14px;font-weight:650;color:#4d4943;transition:background var(--ease),color var(--ease);
    }
    .nav-links a:hover{background:rgba(111,128,110,.08);color:var(--ink)}
    .nav-links a.active{color:var(--ink);background:rgba(168,121,74,.10)}
    .nav-links a.active::after{
      content:"";position:absolute;left:18px;right:18px;bottom:5px;height:2px;border-radius:2px;background:var(--copper);
    }
    .nav-cta{margin-left:8px}
    .menu-toggle{display:none;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);align-items:center;justify-content:center;background:rgba(255,255,255,.45)}
    .menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;border-radius:2px;transition:background var(--ease)}
    .menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform var(--ease),top var(--ease)}
    .menu-toggle span::before{top:-6px}
    .menu-toggle span::after{top:6px}
    .menu-open .menu-toggle span{background:transparent}
    .menu-open .menu-toggle span::before{top:0;transform:rotate(45deg)}
    .menu-open .menu-toggle span::after{top:0;transform:rotate(-45deg)}
    .hero{padding:76px 0 72px;position:relative}
    .hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:54px;align-items:center}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:34px 0 28px}
    .trust-row{display:flex;flex-wrap:wrap;gap:10px}
    .trust-row span{
      display:inline-flex;align-items:center;gap:8px;padding:9px 12px;border-radius:999px;
      background:rgba(255,255,255,.62);border:1px solid var(--line-soft);color:#5d584f;font-size:14px;font-weight:650;
    }
    .trust-row span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--copper)}
    .hero-panel{
      position:relative;border-radius:var(--radius-lg);overflow:hidden;
      border:1px solid rgba(40,38,34,.12);background:var(--paper);box-shadow:var(--shadow);
      min-height:590px;
    }
    .hero-panel img{width:100%;height:430px;object-fit:cover;filter:saturate(.82) contrast(.96)}
    .hero-panel::after{
      content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(250,248,243,.12),rgba(250,248,243,.86) 72%,rgba(250,248,243,.96));
      pointer-events:none;
    }
    .visual-card{
      position:absolute;left:28px;right:28px;bottom:28px;z-index:2;
      background:rgba(255,255,255,.88);border:1px solid rgba(222,214,200,.9);
      border-radius:28px;padding:24px;backdrop-filter:blur(10px);
    }
    .visual-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
    .tag{
      display:inline-flex;align-items:center;border-radius:999px;
      padding:7px 10px;background:rgba(168,121,74,.10);color:#7a5632;
      font-weight:700;font-size:12.5px;line-height:1;
    }
    .mini-bars{display:grid;gap:12px;margin-top:18px}
    .mini-bar{display:grid;grid-template-columns:86px 1fr;gap:12px;align-items:center;color:var(--muted);font-size:13px;font-weight:650}
    .bar{height:8px;border-radius:999px;background:#eee6d8;overflow:hidden}
    .bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--green),var(--copper))}
    .intro-card{
      display:grid;grid-template-columns:.88fr 1.12fr;gap:28px;align-items:stretch;
      padding:36px;border-radius:var(--radius-lg);background:var(--dark);color:#fff8ec;overflow:hidden;
    }
    .intro-card p{color:rgba(255,248,236,.72)}
    .intro-card h2{color:#fff8ec}
    .intro-image{border-radius:26px;overflow:hidden;min-height:330px;border:1px solid rgba(255,255,255,.12)}
    .intro-image img{width:100%;height:100%;object-fit:cover;filter:saturate(.78)}
    .capability-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:54px;align-items:start}
    .sticky-note{position:sticky;top:108px}
    .cap-list{display:grid;gap:14px}
    .cap-item{
      display:grid;grid-template-columns:74px 1fr;gap:22px;padding:28px;
      border-radius:26px;background:rgba(255,255,255,.62);border:1px solid var(--line-soft);
      transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease),background var(--ease);
    }
    .cap-item:hover{transform:translateY(-4px);border-color:rgba(168,121,74,.42);box-shadow:var(--shadow);background:#fff}
    .cap-no{font-size:26px;font-weight:800;color:var(--copper);letter-spacing:-.05em}
    .cap-item p{margin-top:8px}
    .metrics{
      display:grid;grid-template-columns:1.15fr .85fr;gap:20px;align-items:stretch;
    }
    .metric-main,.metric-card{
      border:1px solid var(--line-soft);border-radius:30px;background:var(--paper);padding:34px;
    }
    .metric-main{background:linear-gradient(135deg,#fff,#f4eee3)}
    .metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
    .metric-number{display:block;font-size:clamp(42px,5vw,64px);font-weight:800;line-height:1;color:var(--copper);letter-spacing:-.06em;margin-bottom:12px}
    .metric-card p,.metric-main p{font-size:15px}
    .category-entry{
      display:grid;grid-template-columns:1fr .85fr;gap:24px;align-items:center;
      border-radius:var(--radius-lg);background:var(--paper-warm);border:1px solid var(--line);
      padding:34px;overflow:hidden;
    }
    .category-entry .entry-art{
      position:relative;min-height:260px;border-radius:28px;overflow:hidden;border:1px solid rgba(40,38,34,.10);
    }
    .category-entry img{width:100%;height:100%;object-fit:cover;filter:saturate(.82)}
    .category-entry .entry-art::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(28,27,25,.22),rgba(250,248,243,.12))}
    .scene-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px}
    .scene-card{
      border-radius:30px;overflow:hidden;border:1px solid var(--line-soft);background:#fff;
      transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
    }
    .scene-card:hover{transform:translateY(-4px);border-color:rgba(111,128,110,.38);box-shadow:var(--shadow-hover)}
    .scene-card .image{overflow:hidden}
    .scene-card img{width:100%;height:300px;object-fit:cover;transition:transform var(--ease);filter:saturate(.82)}
    .scene-card:hover img{transform:scale(1.035)}
    .scene-card.large img{height:440px}
    .scene-body{padding:26px}
    .scene-body h3{margin:12px 0 8px}
    .scene-stack{display:grid;gap:24px}
    .process{
      position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:0;
      border:1px solid var(--line);border-radius:var(--radius-lg);background:rgba(255,255,255,.58);overflow:hidden;
    }
    .step{position:relative;padding:34px 26px;min-height:260px;border-right:1px solid var(--line-soft)}
    .step:last-child{border-right:0}
    .step-no{
      width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
      background:var(--ink);color:#fff8ec;font-weight:800;margin-bottom:44px;
    }
    .step h3{font-size:22px;margin-bottom:12px}
    .faq-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:56px}
    .faq-list{display:grid;gap:12px}
    details{
      border:1px solid var(--line-soft);border-radius:22px;background:rgba(255,255,255,.62);
      padding:0 22px;transition:background var(--ease),border-color var(--ease);
    }
    details[open]{background:#fff;border-color:rgba(168,121,74,.34)}
    summary{
      list-style:none;min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px;
      font-weight:750;color:var(--ink);cursor:pointer;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{
      content:"+";width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
      background:rgba(111,128,110,.10);color:var(--green);font-weight:800;flex:0 0 auto;
      transition:transform var(--ease),background var(--ease);
    }
    details[open] summary::after{content:"−";background:rgba(168,121,74,.12);color:var(--copper)}
    details p{padding:0 0 22px;color:var(--text)}
    .contact-panel{
      display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:stretch;
      border-radius:36px;background:var(--dark);padding:42px;overflow:hidden;position:relative;
    }
    .contact-panel::before{
      content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
      background:rgba(168,121,74,.22);filter:blur(4px);
    }
    .contact-copy{position:relative;z-index:1}
    .contact-copy h2{color:#fff8ec}
    .contact-copy p{color:rgba(255,248,236,.72)}
    .contact-list{display:grid;gap:12px;margin-top:26px}
    .contact-list span{display:flex;gap:10px;color:rgba(255,248,236,.82);font-size:15px}
    .contact-list span::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--copper-2);margin-top:10px;flex:0 0 auto}
    .form-card{
      position:relative;z-index:1;background:rgba(255,255,255,.94);border-radius:28px;padding:28px;border:1px solid rgba(255,255,255,.48);
    }
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .field{display:grid;gap:7px;margin-bottom:16px}
    .field.full{grid-column:1/-1}
    label{font-size:13px;font-weight:750;color:#4d4943}
    input,textarea{
      width:100%;border:1px solid var(--line);border-radius:16px;background:#fff;
      padding:13px 14px;color:var(--ink);transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
    }
    textarea{min-height:118px;resize:vertical}
    input::placeholder,textarea::placeholder{color:#aaa297}
    input:focus,textarea:focus{outline:0;border-color:var(--copper);box-shadow:0 0 0 4px rgba(168,121,74,.12)}
    .site-footer{
      background:#171717;color:#fff8ec;padding:62px 0 28px;
    }
    .footer-grid{display:grid;grid-template-columns:1.1fr .7fr .7fr;gap:48px;margin-bottom:42px}
    .footer-brand{display:inline-flex;align-items:center;gap:12px;font-weight:800;font-size:20px;margin-bottom:16px}
    .footer-mark{width:36px;height:36px;border-radius:13px;background:#fff8ec;color:var(--ink);display:grid;place-items:center;font-size:12px}
    .site-footer p{color:rgba(255,248,236,.68);max-width:430px}
    .footer-title{font-weight:800;margin-bottom:14px;color:#fff8ec}
    .footer-links{display:grid;gap:10px}
    .footer-links a,.keyword-cloud span{color:rgba(255,248,236,.66);font-size:14px;transition:color var(--ease)}
    .footer-links a:hover{color:var(--copper-2)}
    .keyword-cloud{display:flex;gap:8px;flex-wrap:wrap}
    .keyword-cloud span{border:1px solid rgba(255,248,236,.16);border-radius:999px;padding:7px 10px}
    .copyright{border-top:1px solid rgba(255,248,236,.12);padding-top:22px;color:rgba(255,248,236,.52);font-size:13px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
    @media (max-width:1024px){
      .section{padding:88px 0}.hero-grid,.intro-card,.capability-layout,.metrics,.category-entry,.faq-wrap,.contact-panel{grid-template-columns:1fr}
      .sticky-note{position:static}.hero-panel{min-height:540px}.scene-grid{grid-template-columns:1fr}.process{grid-template-columns:repeat(2,1fr)}.step:nth-child(2){border-right:0}.step:nth-child(1),.step:nth-child(2){border-bottom:1px solid var(--line-soft)}.section-head{grid-template-columns:1fr}
      .nav-links{gap:2px}.nav-links a{padding:9px 10px}.nav-cta{display:none}
    }
    @media (max-width:767px){
      .container{width:min(100% - 36px,var(--container))}
      .nav{height:68px}.menu-toggle{display:flex}
      .nav-links{
        position:absolute;left:18px;right:18px;top:78px;display:none;flex-direction:column;align-items:stretch;
        padding:14px;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);
      }
      .menu-open .nav-links{display:flex}
      .nav-links a{padding:14px 16px}.nav-links a.active::after{left:16px;right:auto;width:26px}
      .nav-cta{display:none}.brand{font-size:18px}.brand-mark{width:36px;height:36px}
      .hero{padding:46px 0 56px}.hero-actions{flex-direction:column}.btn{width:100%}
      h1{font-size:40px}.lead{font-size:16.5px}.hero-panel{min-height:500px}.hero-panel img{height:340px}.visual-card{left:16px;right:16px;bottom:16px;padding:20px}
      .section{padding:68px 0}.section-sm{padding:58px 0}.intro-card,.contact-panel{padding:24px;border-radius:28px}
      .cap-item{grid-template-columns:1fr;padding:24px}.metric-grid{grid-template-columns:1fr}.category-entry{padding:22px}.scene-card img,.scene-card.large img{height:260px}.process{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid var(--line-soft);min-height:auto}.step:last-child{border-bottom:0}.step-no{margin-bottom:22px}.form-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:30px}
    }
    @media (max-width:520px){
      .trust-row{display:grid}.mini-bar{grid-template-columns:1fr}.hero-panel{min-height:520px}.visual-card h3{font-size:20px}.section-head{gap:20px}.metric-main,.metric-card{padding:26px}.faq-wrap{gap:28px}
    }

/* roulang page: category1 */
:root{
      --ink:#171717;
      --ink-soft:#2a2926;
      --muted:#625d55;
      --muted-2:#8a8378;
      --paper:#faf8f3;
      --paper-deep:#f1ebe0;
      --card:#ffffff;
      --line:#ded6c8;
      --line-soft:rgba(40,38,34,.11);
      --green:#6f806e;
      --green-deep:#566852;
      --copper:#a8794a;
      --cream:#f6f2ea;
      --dark:#1c1b19;
      --shadow:0 22px 70px rgba(42,38,30,.08);
      --shadow-small:0 14px 34px rgba(42,38,30,.06);
      --radius-xl:32px;
      --radius-lg:24px;
      --radius-md:18px;
      --radius-pill:999px;
      --container:1180px;
      --ease:cubic-bezier(.22,.61,.36,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      background:
        radial-gradient(circle at 12% 8%, rgba(168,121,74,.10), transparent 30%),
        radial-gradient(circle at 88% 18%, rgba(111,128,110,.12), transparent 28%),
        var(--paper);
      color:var(--ink);
      line-height:1.75;
      font-size:16px;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0;background:none}
    ::selection{background:rgba(111,128,110,.22)}
    .container{width:min(var(--container), calc(100% - 48px));margin:0 auto}
    .section{padding:104px 0}
    .section.compact{padding:78px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border-radius:var(--radius-pill);
      color:var(--green-deep);
      background:rgba(111,128,110,.12);
      border:1px solid rgba(111,128,110,.18);
      font-size:13px;
      font-weight:650;
      letter-spacing:.04em;
      line-height:1;
    }
    .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 0 5px rgba(111,128,110,.12);
    }
    .section-head{
      display:grid;
      grid-template-columns:minmax(0, .95fr) minmax(280px, .55fr);
      gap:52px;
      align-items:end;
      margin-bottom:42px;
    }
    h1,h2,h3{color:var(--ink);letter-spacing:-.035em}
    h1{font-size:clamp(38px, 6vw, 70px);line-height:1.08;font-weight:720}
    h2{font-size:clamp(30px, 4vw, 46px);line-height:1.18;font-weight:700}
    h3{font-size:clamp(20px, 2.4vw, 27px);line-height:1.28;font-weight:680}
    p{color:var(--muted)}
    .lead{font-size:18px;line-height:1.85;color:#5f5b54}
    .fine{font-size:14px;color:var(--muted-2)}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(250,248,243,.88);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(222,214,200,.74);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:760;
      letter-spacing:-.02em;
      white-space:nowrap;
    }
    .brand-mark,.footer-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      display:inline-grid;
      place-items:center;
      color:#fbf8ef;
      background:linear-gradient(145deg,var(--ink),#3b3832);
      font-size:13px;
      font-weight:760;
      letter-spacing:.08em;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);
    }
    .brand-text{display:flex;flex-direction:column;gap:1px}
    .brand-text strong{font-size:17px;line-height:1}
    .brand-text span{font-size:12px;color:var(--muted-2);font-weight:600;letter-spacing:.06em}
    .nav-wrap{display:flex;align-items:center;gap:22px}
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(222,214,200,.75);
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.42);
    }
    .nav-links a{
      position:relative;
      padding:10px 15px;
      border-radius:var(--radius-pill);
      color:#4f4a43;
      font-size:14px;
      font-weight:600;
      transition:background .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
    }
    .nav-links a:hover{background:rgba(111,128,110,.10);color:var(--ink);transform:translateY(-1px)}
    .nav-links a.active{
      color:var(--ink);
      background:#fff;
      box-shadow:0 8px 22px rgba(42,38,30,.06);
    }
    .nav-cta{
      display:inline-flex;
      align-items:center;
      gap:9px;
      min-height:42px;
      padding:0 18px;
      border-radius:var(--radius-pill);
      background:var(--ink);
      color:#fbf7ed;
      font-size:14px;
      font-weight:650;
      transition:transform .25s var(--ease), background .25s var(--ease);
    }
    .nav-cta:hover{background:var(--green-deep);transform:translateY(-2px)}
    .nav-cta span{transition:transform .25s var(--ease)}
    .nav-cta:hover span{transform:translateX(4px)}
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:15px;
      border:1px solid var(--line);
      background:#fff;
      position:relative;
    }
    .menu-toggle i,.menu-toggle::after{
      content:"";
      position:absolute;
      left:13px;
      right:13px;
      height:2px;
      border-radius:2px;
      background:var(--ink);
      transition:transform .25s var(--ease), top .25s var(--ease);
    }
    .menu-toggle i{top:16px}
    .menu-toggle::after{top:25px}
    .menu-toggle.open i{top:21px;transform:rotate(45deg)}
    .menu-toggle.open::after{top:21px;transform:rotate(-45deg)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:50px;
      padding:0 22px;
      border-radius:var(--radius-pill);
      font-weight:680;
      font-size:15px;
      transition:transform .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease), box-shadow .25s var(--ease);
    }
    .btn-primary{background:var(--ink);color:#fbf7ed;box-shadow:0 14px 28px rgba(28,27,25,.12)}
    .btn-primary:hover{background:var(--green-deep);transform:translateY(-2px)}
    .btn-secondary{border:1px solid rgba(40,38,34,.15);color:var(--ink);background:rgba(255,255,255,.42)}
    .btn-secondary:hover{background:#fff;border-color:rgba(111,128,110,.42);transform:translateY(-2px)}
    .btn .arrow{transition:transform .25s var(--ease)}
    .btn:hover .arrow{transform:translateX(5px)}
    a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
      outline:3px solid rgba(111,128,110,.30);
      outline-offset:3px;
    }

    .hero{
      position:relative;
      padding:76px 0 58px;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0 0 auto 0;
      height:360px;
      background-image:linear-gradient(rgba(250,248,243,.62),rgba(250,248,243,.94)), url("/assets/images/backpic/back-2.webp");
      background-size:cover;
      background-position:center;
      opacity:.72;
      z-index:-2;
    }
    .hero::after{
      content:"";
      position:absolute;
      inset:32px 24px auto auto;
      width:330px;
      height:330px;
      border:1px solid rgba(168,121,74,.16);
      border-radius:50%;
      z-index:-1;
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
      margin:0 0 28px;
      color:var(--muted-2);
      font-size:14px;
      font-weight:600;
    }
    .breadcrumb a:hover{color:var(--green-deep)}
    .breadcrumb span{color:var(--ink)}
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0, 1.03fr) minmax(360px, .72fr);
      gap:54px;
      align-items:center;
    }
    .hero-copy h1{margin-top:22px}
    .hero-copy .lead{margin-top:24px;max-width:720px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:28px;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 13px;
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.58);
      border:1px solid rgba(222,214,200,.82);
      color:#4f4a43;
      font-size:13px;
      font-weight:650;
    }
    .pill b{width:6px;height:6px;border-radius:50%;background:var(--copper)}
    .hero-panel{
      position:relative;
      padding:16px;
      border-radius:36px;
      background:rgba(255,255,255,.54);
      border:1px solid rgba(222,214,200,.82);
      box-shadow:var(--shadow);
    }
    .hero-image{
      height:430px;
      border-radius:28px;
      overflow:hidden;
      position:relative;
      background:var(--paper-deep);
    }
    .hero-image img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.82) contrast(.96);
      transform:scale(1.01);
    }
    .hero-image::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(28,27,25,.04), rgba(28,27,25,.42));
    }
    .floating-card{
      position:absolute;
      left:-22px;
      bottom:34px;
      width:min(300px, calc(100% - 28px));
      border-radius:24px;
      padding:22px;
      background:#fff;
      border:1px solid rgba(222,214,200,.86);
      box-shadow:0 24px 55px rgba(42,38,30,.12);
    }
    .floating-card strong{display:block;font-size:18px;line-height:1.35;letter-spacing:-.02em}
    .floating-card p{font-size:14px;margin-top:8px;color:var(--muted)}
    .index-strip{
      display:grid;
      grid-template-columns:.68fr 1fr;
      gap:30px;
      align-items:start;
    }
    .index-aside{
      position:sticky;
      top:102px;
      border-radius:var(--radius-xl);
      padding:34px;
      background:var(--dark);
      color:#fbf7ed;
      overflow:hidden;
    }
    .index-aside::after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-90px;
      width:240px;
      height:240px;
      border-radius:50%;
      border:1px solid rgba(246,242,234,.18);
    }
    .index-aside h2{color:#fbf7ed;font-size:34px}
    .index-aside p{color:rgba(250,248,243,.72);margin-top:16px}
    .filter-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:28px;
    }
    .filter-tags a{
      display:inline-flex;
      padding:9px 12px;
      border-radius:var(--radius-pill);
      border:1px solid rgba(250,248,243,.18);
      color:rgba(250,248,243,.82);
      font-size:13px;
      font-weight:650;
      transition:background .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
    }
    .filter-tags a:hover{background:#fbf7ed;color:var(--ink);transform:translateY(-2px)}
    .content-stack{display:grid;gap:18px}
    .content-card{
      display:grid;
      grid-template-columns:184px 1fr;
      gap:24px;
      align-items:stretch;
      min-height:180px;
      padding:16px;
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.66);
      border:1px solid rgba(222,214,200,.82);
      transition:transform .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
    }
    .content-card:hover{
      transform:translateY(-4px);
      border-color:rgba(111,128,110,.45);
      box-shadow:var(--shadow-small);
      background:#fff;
    }
    .card-media{
      border-radius:20px;
      overflow:hidden;
      min-height:148px;
      background:linear-gradient(145deg, rgba(111,128,110,.18), rgba(168,121,74,.12));
    }
    .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);filter:saturate(.86)}
    .content-card:hover .card-media img{transform:scale(1.035)}
    .card-body{padding:7px 8px 7px 0;display:flex;flex-direction:column;justify-content:center}
    .badge{
      align-self:flex-start;
      display:inline-flex;
      padding:6px 10px;
      border-radius:var(--radius-pill);
      color:var(--green-deep);
      background:rgba(111,128,110,.11);
      border:1px solid rgba(111,128,110,.18);
      font-size:12px;
      font-weight:720;
      line-height:1;
    }
    .card-body h3{margin-top:13px;font-size:23px}
    .card-body p{margin-top:8px;font-size:15px}
    .text-link{
      margin-top:15px;
      color:var(--ink);
      font-weight:720;
      font-size:14px;
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .text-link::after{content:"→";transition:transform .25s var(--ease);color:var(--copper)}
    .text-link:hover::after{transform:translateX(5px)}
    .featured{
      background:var(--paper-deep);
      position:relative;
      overflow:hidden;
    }
    .featured-grid{
      display:grid;
      grid-template-columns:minmax(0, .95fr) minmax(360px, .7fr);
      gap:42px;
      align-items:center;
    }
    .feature-banner{
      border-radius:36px;
      padding:18px;
      background:#fff;
      border:1px solid rgba(222,214,200,.82);
      box-shadow:var(--shadow-small);
    }
    .feature-banner img{
      width:100%;
      height:430px;
      object-fit:cover;
      border-radius:28px;
      filter:saturate(.85);
    }
    .feature-copy h2{margin-top:18px}
    .feature-copy .lead{margin-top:18px}
    .feature-points{
      display:grid;
      gap:14px;
      margin-top:28px;
    }
    .point-row{
      display:grid;
      grid-template-columns:58px 1fr;
      gap:18px;
      padding:18px 0;
      border-top:1px solid rgba(40,38,34,.12);
    }
    .point-row:first-child{border-top:0}
    .point-row .num{
      color:var(--copper);
      font-size:24px;
      font-weight:760;
      letter-spacing:-.04em;
    }
    .point-row strong{display:block;color:var(--ink);font-size:18px}
    .point-row p{font-size:15px;margin-top:3px}
    .module-grid{
      display:grid;
      grid-template-columns:repeat(4, 1fr);
      gap:16px;
      align-items:stretch;
    }
    .module-card{
      position:relative;
      min-height:270px;
      padding:28px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(222,214,200,.84);
      background:rgba(255,255,255,.62);
      overflow:hidden;
      transition:transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
    }
    .module-card:hover{transform:translateY(-4px);border-color:rgba(168,121,74,.38);background:#fff}
    .module-card::before{
      content:attr(data-no);
      position:absolute;
      right:22px;
      top:18px;
      color:rgba(168,121,74,.18);
      font-size:48px;
      font-weight:760;
      letter-spacing:-.06em;
      line-height:1;
    }
    .module-icon{
      width:48px;
      height:48px;
      border-radius:18px;
      display:grid;
      place-items:center;
      background:rgba(168,121,74,.11);
      color:var(--copper);
      font-weight:760;
      margin-bottom:24px;
    }
    .module-card h3{font-size:22px}
    .module-card p{font-size:15px;margin-top:12px}
    .module-list{display:grid;gap:9px;margin-top:18px}
    .module-list span{
      display:flex;
      gap:8px;
      align-items:flex-start;
      color:#5f5b54;
      font-size:14px;
    }
    .module-list span::before{
      content:"";
      width:6px;
      height:6px;
      flex:0 0 6px;
      margin-top:10px;
      border-radius:50%;
      background:var(--green);
    }
    .rank-area{
      display:grid;
      grid-template-columns:minmax(0, .65fr) minmax(0, 1fr);
      gap:36px;
      align-items:start;
    }
    .rank-intro{
      padding:34px;
      border-radius:var(--radius-xl);
      background:#fff;
      border:1px solid rgba(222,214,200,.82);
    }
    .rank-intro h2{font-size:38px}
    .rank-intro p{margin-top:16px}
    .medal-list{
      display:grid;
      gap:14px;
    }
    .medal-item{
      display:grid;
      grid-template-columns:70px 1fr auto;
      align-items:center;
      gap:18px;
      padding:22px;
      border-radius:24px;
      background:rgba(255,255,255,.66);
      border:1px solid rgba(222,214,200,.82);
      transition:transform .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
    }
    .medal-item:hover{transform:translateY(-3px);background:#fff;border-color:rgba(111,128,110,.42)}
    .medal{
      width:52px;
      height:52px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:linear-gradient(145deg, rgba(168,121,74,.18), rgba(111,128,110,.15));
      color:var(--ink);
      font-weight:760;
      border:1px solid rgba(168,121,74,.24);
    }
    .medal-item strong{display:block;font-size:18px;color:var(--ink)}
    .medal-item p{font-size:14px;margin-top:2px}
    .rank-tag{
      white-space:nowrap;
      color:var(--green-deep);
      font-size:13px;
      font-weight:720;
      background:rgba(111,128,110,.10);
      border-radius:var(--radius-pill);
      padding:8px 11px;
    }
    .timeline{
      position:relative;
      display:grid;
      grid-template-columns:repeat(4, 1fr);
      gap:0;
      border:1px solid rgba(222,214,200,.84);
      border-radius:var(--radius-xl);
      overflow:hidden;
      background:#fff;
    }
    .step{
      position:relative;
      padding:34px 28px 36px;
      min-height:260px;
      border-right:1px solid rgba(222,214,200,.84);
    }
    .step:last-child{border-right:0}
    .step .dot{
      width:16px;
      height:16px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 0 8px rgba(111,128,110,.12);
      margin-bottom:30px;
    }
    .step .step-no{color:var(--copper);font-weight:760;font-size:14px;letter-spacing:.08em}
    .step h3{margin-top:10px;font-size:22px}
    .step p{font-size:15px;margin-top:10px}
    .faq-wrap{
      display:grid;
      grid-template-columns:.7fr 1fr;
      gap:48px;
      align-items:start;
    }
    .faq-list{
      border-top:1px solid rgba(40,38,34,.12);
    }
    details{
      border-bottom:1px solid rgba(40,38,34,.12);
      padding:0;
    }
    summary{
      list-style:none;
      min-height:72px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      cursor:pointer;
      color:var(--ink);
      font-size:18px;
      font-weight:680;
      letter-spacing:-.02em;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{
      content:"+";
      width:30px;
      height:30px;
      border-radius:50%;
      display:grid;
      place-items:center;
      flex:0 0 30px;
      color:var(--green-deep);
      background:rgba(111,128,110,.10);
      transition:transform .25s var(--ease), background .25s var(--ease);
    }
    details[open] summary::after{content:"−";transform:rotate(180deg);background:rgba(168,121,74,.12);color:var(--copper)}
    details p{padding:0 48px 24px 0;color:var(--muted);font-size:15px}
    .cta{
      padding:94px 0;
      background:var(--dark);
      color:#fbf7ed;
      position:relative;
      overflow:hidden;
    }
    .cta::before{
      content:"";
      position:absolute;
      width:520px;
      height:520px;
      border-radius:50%;
      right:-180px;
      top:-190px;
      background:radial-gradient(circle, rgba(168,121,74,.22), transparent 62%);
    }
    .cta-grid{
      position:relative;
      display:grid;
      grid-template-columns:minmax(0, .86fr) minmax(340px, .58fr);
      gap:52px;
      align-items:start;
    }
    .cta h2{color:#fbf7ed}
    .cta p{color:rgba(250,248,243,.72);margin-top:18px}
    .cta .btn-primary{background:#fbf7ed;color:var(--ink);box-shadow:none}
    .cta .btn-primary:hover{background:var(--copper);color:#fff}
    .cta .btn-secondary{border-color:rgba(250,248,243,.24);color:#fbf7ed;background:transparent}
    .cta .btn-secondary:hover{background:rgba(250,248,243,.08);border-color:rgba(250,248,243,.44)}
    .contact-form{
      padding:26px;
      border-radius:28px;
      background:rgba(250,248,243,.06);
      border:1px solid rgba(250,248,243,.16);
    }
    .form-row{display:grid;gap:8px;margin-bottom:14px}
    .form-row label{font-size:13px;font-weight:680;color:rgba(250,248,243,.88)}
    .form-row input,.form-row textarea{
      width:100%;
      border-radius:16px;
      border:1px solid rgba(250,248,243,.18);
      background:rgba(255,255,255,.08);
      color:#fff;
      padding:13px 14px;
      outline:none;
      transition:border-color .25s var(--ease), background .25s var(--ease);
    }
    .form-row textarea{min-height:108px;resize:vertical}
    .form-row input::placeholder,.form-row textarea::placeholder{color:rgba(250,248,243,.42)}
    .form-row input:focus,.form-row textarea:focus{
      border-color:rgba(168,121,74,.75);
      background:rgba(255,255,255,.11);
    }
    .form-note{font-size:13px;color:rgba(250,248,243,.54);margin-top:12px}
    .site-footer{
      background:#171717;
      color:#f8f2e8;
      padding:70px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .72fr .8fr;
      gap:48px;
      padding-bottom:42px;
      border-bottom:1px solid rgba(246,242,234,.12);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-size:18px;
      font-weight:760;
      letter-spacing:-.02em;
      margin-bottom:16px;
    }
    .site-footer p{color:rgba(248,242,232,.66);max-width:420px;font-size:15px}
    .footer-title{
      color:#fff;
      font-size:14px;
      font-weight:760;
      margin-bottom:16px;
      letter-spacing:.06em;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(248,242,232,.66);
      font-size:14px;
      transition:color .25s var(--ease), transform .25s var(--ease);
    }
    .footer-links a:hover{color:#d8b17e;transform:translateX(3px)}
    .keyword-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .keyword-cloud span{
      padding:8px 11px;
      border-radius:var(--radius-pill);
      color:rgba(248,242,232,.78);
      background:rgba(248,242,232,.06);
      border:1px solid rgba(248,242,232,.10);
      font-size:13px;
    }
    .copyright{
      padding-top:24px;
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      color:rgba(248,242,232,.50);
      font-size:13px;
    }
    @media (max-width:1024px){
      .section{padding:82px 0}
      .hero-grid,.featured-grid,.faq-wrap,.cta-grid,.rank-area,.index-strip{grid-template-columns:1fr}
      .index-aside{position:relative;top:auto}
      .module-grid{grid-template-columns:repeat(2,1fr)}
      .timeline{grid-template-columns:repeat(2,1fr)}
      .step:nth-child(2){border-right:0}
      .step:nth-child(1),.step:nth-child(2){border-bottom:1px solid rgba(222,214,200,.84)}
      .section-head{grid-template-columns:1fr;gap:18px}
      .hero-panel{max-width:620px}
    }
    @media (max-width:820px){
      .container{width:min(100% - 36px, var(--container))}
      .header-inner{min-height:68px}
      .menu-toggle{display:block}
      .nav-wrap{gap:12px}
      .nav-links{
        position:absolute;
        left:18px;
        right:18px;
        top:76px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:12px;
        border-radius:24px;
        background:rgba(250,248,243,.98);
        box-shadow:var(--shadow);
      }
      .nav-links.open{display:flex}
      .nav-links a{padding:13px 16px}
      .nav-cta{display:none}
      .hero{padding-top:48px}
      .hero-image{height:350px}
      .floating-card{position:relative;left:auto;bottom:auto;margin:-74px 12px 0;width:auto}
      .content-card{grid-template-columns:1fr}
      .card-media{min-height:220px}
      .card-body{padding:4px 4px 8px}
      .footer-grid{grid-template-columns:1fr;gap:30px}
    }
    @media (max-width:560px){
      .container{width:min(100% - 32px, var(--container))}
      .section{padding:64px 0}
      .section.compact{padding:56px 0}
      h1{font-size:38px}
      h2{font-size:31px}
      .lead{font-size:16px}
      .hero-actions,.cta .hero-actions{flex-direction:column}
      .btn{width:100%}
      .hero-image{height:286px}
      .module-grid,.timeline{grid-template-columns:1fr}
      .step,.step:nth-child(2){border-right:0;border-bottom:1px solid rgba(222,214,200,.84)}
      .step:last-child{border-bottom:0}
      .medal-item{grid-template-columns:54px 1fr;align-items:start}
      .rank-tag{grid-column:2;justify-self:start}
      .index-aside,.rank-intro,.contact-form{padding:24px}
      .feature-banner img{height:300px}
      details p{padding-right:0}
      summary{font-size:16px;min-height:66px}
      .copyright{display:grid}
    }