/* roulang page: index */
:root{
      --ink:#1c1b19;
      --muted:#716d66;
      --paper:#f5f1e9;
      --surface:#fbf9f4;
      --line:#dcd5c9;
      --deep:#282622;
      --vermilion:#c95436;
      --berry:#7c3f4b;
      --moss:#60705a;
      --lime:#d8dc7d;
      --radius:18px;
      --shadow:0 18px 50px rgba(28,27,25,.08);
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.7;
      overflow-x:hidden;
    }
    a{text-decoration:none;color:inherit}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(201,84,54,.42);outline-offset:4px}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(245,241,233,.92);
      border-bottom:1px solid transparent;
      transition:.3s ease;
      backdrop-filter:blur(12px);
    }
    .site-header.scrolled{border-color:var(--line);box-shadow:0 8px 25px rgba(28,27,25,.05)}
    .nav-wrap{height:78px;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:-.04em;white-space:nowrap}
    .brand-mark{width:32px;height:32px;border-radius:9px;background:var(--ink);display:grid;place-items:center;position:relative;overflow:hidden}
    .brand-mark i{display:block;width:3px;height:15px;background:var(--lime);box-shadow:6px -4px 0 var(--vermilion),12px 3px 0 var(--lime)}
    .brand-name{font-size:16px}
    .main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
    .nav-link{position:relative;padding:9px 13px;color:var(--muted);font-size:14px;transition:.25s ease}
    .nav-link::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;background:var(--vermilion);transform:scaleX(0);transform-origin:right;transition:.25s ease}
    .nav-link:hover,.nav-link.active{color:var(--ink)}
    .nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);transform-origin:left}
    .lang-pill{display:flex;align-items:center;gap:3px;padding:4px;border:1px solid var(--line);border-radius:999px;background:var(--surface);font-size:12px;margin-left:15px}
    .lang-pill span{padding:5px 9px;border-radius:999px;color:var(--muted)}
    .lang-pill span.active{background:var(--ink);color:#fff}
    .menu-toggle{display:none;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:7px 10px;color:var(--ink)}
    .section{padding:104px 0}
    .eyebrow{display:flex;align-items:center;gap:10px;color:var(--vermilion);font-size:12px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}
    .eyebrow::before{content:"";width:28px;height:1px;background:var(--vermilion)}
    .section-title{font-size:clamp(30px,4vw,50px);line-height:1.13;letter-spacing:-.06em;margin:15px 0 17px;font-weight:850}
    .section-lead{max-width:620px;color:var(--muted);font-size:16px}
    .hero{padding:76px 0 62px;position:relative}
    .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:72px;align-items:end}
    .hero h1{font-size:clamp(45px,6.8vw,82px);line-height:1.03;letter-spacing:-.085em;max-width:760px;margin:24px 0}
    .hero h1 em{font-style:normal;color:var(--vermilion)}
    .hero-intro{max-width:610px;color:var(--muted);font-size:17px;margin-bottom:30px}
    .actions{display:flex;flex-wrap:wrap;gap:12px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:1px solid transparent;border-radius:11px;padding:12px 18px;font-weight:750;font-size:14px;transition:.25s ease}
    .btn-primary{background:var(--ink);color:#fff}
    .btn-primary:hover{background:var(--vermilion);box-shadow:0 9px 20px rgba(201,84,54,.2);transform:translateY(-2px)}
    .btn-secondary{border-color:var(--line);background:rgba(251,249,244,.55)}
    .btn-secondary:hover{border-color:var(--ink);transform:translateY(-2px)}
    .hero-panel{background:var(--deep);color:#fff;border-radius:24px;padding:28px;min-height:310px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
    .hero-panel::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0 30px,rgba(255,255,255,.06) 31px 32px);mask-image:linear-gradient(to bottom,transparent,#000 20%,#000 78%,transparent)}
    .panel-top{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1}
    .panel-kicker{font-size:12px;color:#c9c2b7;letter-spacing:.1em}
    .panel-code{color:var(--lime);font-size:12px}
    .wave{height:115px;display:flex;align-items:center;gap:5px;position:relative;z-index:1;margin:25px 0}
    .wave b{display:block;width:4px;border-radius:5px;background:var(--lime);opacity:.9;animation:wave 1.8s ease-in-out infinite alternate}
    .wave b:nth-child(3n){background:var(--vermilion)}.wave b:nth-child(2n){height:44px}.wave b:nth-child(4n){height:78px}.wave b:nth-child(5n){height:30px}
    @keyframes wave{to{transform:scaleY(.45);opacity:.55}}
    .panel-bottom{position:relative;z-index:1;border-top:1px solid rgba(255,255,255,.18);padding-top:15px;display:flex;justify-content:space-between;color:#d5cec4;font-size:12px}
    .metrics{padding:0 0 98px}
    .metric-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .metric{padding:25px 22px;border-right:1px solid var(--line);min-height:145px}
    .metric:last-child{border-right:0}.metric small{color:var(--muted);font-size:12px}.metric strong{display:block;font-size:30px;letter-spacing:-.06em;margin:7px 0}.metric p{margin:0;color:var(--muted);font-size:13px}
    .mini-line{height:3px;width:54px;background:var(--vermilion);margin-top:13px}
    .matrix{background:var(--deep);color:#fff}
    .matrix .section-lead{color:#bdb6ad}.matrix .eyebrow{color:var(--lime)}.matrix .eyebrow::before{background:var(--lime)}
    .matrix-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;grid-template-rows:1fr 1fr;gap:14px;margin-top:42px}
    .index-card{border:1px solid rgba(255,255,255,.15);border-radius:var(--radius);padding:25px;display:flex;flex-direction:column;justify-content:space-between;min-height:195px;transition:.3s ease;background:rgba(255,255,255,.035)}
    .index-card:hover{border-color:var(--lime);transform:translateY(-4px);background:rgba(255,255,255,.07)}
    .index-card.large{grid-row:span 2;min-height:405px;background:linear-gradient(135deg,rgba(201,84,54,.22),rgba(255,255,255,.03))}
    .card-no{color:var(--lime);font-size:12px;letter-spacing:.12em}.tag-row{display:flex;flex-wrap:wrap;gap:7px;margin:17px 0}
    .tag{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:3px 9px;font-size:11px;color:var(--muted)}
    .matrix .tag{border-color:rgba(255,255,255,.2);color:#d5cec4}.index-card h3{font-size:24px;letter-spacing:-.045em;margin:0 0 8px}.index-card p{color:#bdb6ad;font-size:13px;margin:0}.card-link{color:var(--lime);font-size:13px;margin-top:22px;display:inline-flex;gap:8px;transition:.2s}.card-link:hover{gap:13px}
    .comparison{background:var(--surface)}
    .compare-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px;align-items:start;margin-top:45px}
    .compare-intro{position:sticky;top:110px}.compare-intro .stamp{margin-top:38px;border-left:3px solid var(--vermilion);padding:14px 18px;background:#f1e9de;color:var(--muted);font-size:13px}
    .compare-list{border-top:1px solid var(--line)}
    .compare-row{display:grid;grid-template-columns:1fr 1fr 42px;gap:20px;padding:21px 0;border-bottom:1px solid var(--line);align-items:center}
    .compare-row h4{font-size:15px;margin:0 0 4px}.compare-row p{font-size:13px;color:var(--muted);margin:0}.compare-row .after{color:var(--ink);font-weight:700}.compare-dot{width:28px;height:28px;border-radius:50%;background:var(--vermilion);color:#fff;display:grid;place-items:center;font-size:12px}
    .faq-wrap{display:grid;grid-template-columns:.65fr 1.35fr;gap:70px}.faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;display:flex;justify-content:space-between;gap:20px;text-align:left;background:none;border:0;padding:20px 0;font-weight:750;color:var(--ink)}.faq-question span:last-child{font-size:22px;color:var(--vermilion);transition:.25s}.faq-answer{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height .35s ease}.faq-item.open .faq-answer{max-height:160px;padding:0 30px 21px 0}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .feedback{background:#e8e0d4}.feedback-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:start}.feedback-note{font-size:15px;color:var(--muted);max-width:400px}.feedback-note ul{list-style:none;padding:0;margin:28px 0}.feedback-note li{padding:9px 0;border-bottom:1px solid rgba(113,109,102,.25);font-size:13px}.feedback-note li::before{content:"—";color:var(--vermilion);margin-right:10px}
    .form-panel{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:var(--shadow)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:750}.required{color:var(--vermilion)}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:#fffdf9;padding:11px 13px;color:var(--ink);transition:.2s}.field textarea{min-height:110px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--vermilion);box-shadow:0 0 0 4px rgba(201,84,54,.1);outline:0}.form-status{font-size:13px;color:var(--moss);margin-top:13px;display:none}.form-status.show{display:block}
    .notice{padding:52px 0;border-top:1px solid var(--line)}.notice-box{display:flex;justify-content:space-between;gap:30px;align-items:center}.notice-box p{margin:0;color:var(--muted);font-size:13px;max-width:760px}.notice-mark{font-size:12px;color:var(--berry);white-space:nowrap;font-weight:800}
    footer{background:var(--deep);color:#fff;padding:42px 0 25px}.footer-top{display:flex;justify-content:space-between;gap:35px;align-items:start}.footer-links{display:flex;gap:22px;flex-wrap:wrap;color:#c5beb4;font-size:13px}.footer-links a:hover{color:var(--lime)}.footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:38px;padding-top:18px;color:#938c83;font-size:12px;display:flex;justify-content:space-between;gap:20px}
    @media(max-width:900px){.hero-grid,.compare-grid,.faq-wrap,.feedback-grid{grid-template-columns:1fr;gap:38px}.compare-intro{position:static}.matrix-grid{grid-template-columns:1fr 1fr}.index-card.large{grid-row:auto;grid-column:span 2}.metric-strip{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}}
    @media(max-width:700px){.container{width:min(100% - 28px,1180px)}.nav-wrap{height:68px}.main-nav{display:none;position:absolute;top:68px;left:14px;right:14px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:13px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.nav-link{padding:11px 12px}.lang-pill{margin:5px 0 8px;align-self:flex-start}.menu-toggle{display:block}.hero{padding:56px 0 50px}.hero h1{font-size:clamp(42px,12vw,58px)}.hero-intro{font-size:15px}.section{padding:76px 0}.metrics{padding-bottom:72px}.metric{padding:20px 15px;min-height:135px}.metric strong{font-size:25px}.matrix-grid{grid-template-columns:1fr}.index-card.large{grid-column:auto;min-height:300px}.compare-row{grid-template-columns:1fr 1fr;gap:12px}.compare-dot{grid-column:1/-1}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.form-panel{padding:21px}.footer-top,.footer-bottom,.notice-box{flex-direction:column;align-items:flex-start;gap:18px}.brand-name{font-size:14px}}
    @media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* roulang page: category1 */
:root{
      --ink:#1c1b19;
      --muted:#716d66;
      --paper:#f5f1e9;
      --surface:#fbf9f4;
      --line:#dcd5c9;
      --deep:#282622;
      --vermilion:#c95436;
      --berry:#7c3f4b;
      --moss:#60705a;
      --lime:#d8dc7d;
      --radius:18px;
      --shadow:0 18px 50px rgba(28,27,25,.08);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;color:var(--ink);background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.7;overflow-x:hidden
    }
    a{text-decoration:none;color:inherit}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;background:rgba(245,241,233,.92);
      border-bottom:1px solid transparent;transition:.3s ease;backdrop-filter:blur(12px)
    }
    .site-header.scrolled{border-color:var(--line);box-shadow:0 8px 25px rgba(28,27,25,.05)}
    .nav-wrap{height:78px;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:-.04em;white-space:nowrap}
    .brand-mark{width:32px;height:32px;border-radius:9px;background:var(--ink);display:grid;place-items:center;position:relative;overflow:hidden}
    .brand-mark i{display:block;width:3px;height:15px;background:var(--lime);box-shadow:6px -4px 0 var(--vermilion),12px 3px 0 var(--lime)}
    .brand-name{font-size:16px}
    .main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
    .nav-link{position:relative;padding:9px 13px;color:var(--muted);font-size:14px;transition:.25s ease}
    .nav-link::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;background:var(--vermilion);transform:scaleX(0);transform-origin:right;transition:.25s ease}
    .nav-link:hover,.nav-link.active{color:var(--ink)}
    .nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);transform-origin:left}
    .lang-pill{display:flex;align-items:center;gap:3px;padding:4px;border:1px solid var(--line);border-radius:999px;background:var(--surface);font-size:12px;margin-left:15px}
    .lang-pill span{padding:5px 9px;border-radius:999px;color:var(--muted)}
    .lang-pill span.active{background:var(--ink);color:#fff}
    .menu-toggle{display:none;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:7px 10px;color:var(--ink)}
    .hero{padding:76px 0 60px;position:relative}
    .hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:70px;align-items:center}
    .eyebrow{display:flex;align-items:center;gap:10px;color:var(--vermilion);font-size:12px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}
    .eyebrow::before{content:"";width:28px;height:1px;background:var(--vermilion)}
    .hero h1{font-size:clamp(44px,6vw,76px);line-height:1.05;letter-spacing:-.085em;max-width:760px;margin:23px 0}
    .hero h1 em{font-style:normal;color:var(--vermilion)}
    .hero-intro{max-width:620px;color:var(--muted);font-size:17px;margin-bottom:28px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:1px solid transparent;border-radius:11px;padding:12px 18px;font-weight:750;font-size:14px;transition:.25s ease}
    .btn-primary{background:var(--ink);color:#fff}
    .btn-primary:hover{background:var(--vermilion);box-shadow:0 9px 20px rgba(201,84,54,.2);transform:translateY(-2px)}
    .btn-secondary{border-color:var(--line);background:rgba(251,249,244,.55)}
    .btn-secondary:hover{border-color:var(--ink);transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.filter:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(201,84,54,.3);outline-offset:3px}
    .hero-visual{background:var(--deep);border-radius:24px;color:#fff;padding:28px;min-height:320px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
    .hero-visual:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0 30px,rgba(255,255,255,.06) 31px 32px);opacity:.8}
    .visual-top,.visual-bottom{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center}
    .visual-kicker{color:var(--lime);font-size:12px;letter-spacing:.12em}
    .visual-code{color:#bdb6ad;font-size:12px}
    .wave{height:120px;display:flex;align-items:center;gap:5px;position:relative;z-index:1;margin:18px 0}
    .wave i{display:block;width:4px;background:var(--lime);border-radius:5px;opacity:.9}
    .wave i:nth-child(3n){background:var(--vermilion)}
    .wave i:nth-child(1){height:22px}.wave i:nth-child(2){height:48px}.wave i:nth-child(3){height:72px}.wave i:nth-child(4){height:38px}.wave i:nth-child(5){height:90px}.wave i:nth-child(6){height:54px}.wave i:nth-child(7){height:30px}.wave i:nth-child(8){height:78px}.wave i:nth-child(9){height:43px}.wave i:nth-child(10){height:98px}.wave i:nth-child(11){height:64px}.wave i:nth-child(12){height:33px}.wave i:nth-child(13){height:75px}.wave i:nth-child(14){height:47px}.wave i:nth-child(15){height:88px}.wave i:nth-child(16){height:40px}.wave i:nth-child(17){height:25px}.wave i:nth-child(18){height:68px}.wave i:nth-child(19){height:52px}.wave i:nth-child(20){height:82px}
    .visual-bottom strong{font-size:25px;letter-spacing:-.05em}.visual-bottom small{color:#bdb6ad}
    .index-section{padding:70px 0 112px}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
    .section-title{font-size:clamp(30px,4vw,48px);line-height:1.13;letter-spacing:-.06em;margin:14px 0 12px;font-weight:850}
    .section-lead{max-width:620px;color:var(--muted);font-size:16px}
    .filter-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0;margin-bottom:28px}
    .filter-label{font-size:12px;color:var(--muted);margin-right:7px}
    .filter{border:1px solid var(--line);background:transparent;border-radius:999px;padding:6px 13px;color:var(--muted);font-size:12px;transition:.2s}
    .filter:hover,.filter.active{background:var(--ink);border-color:var(--ink);color:#fff}
    .index-layout{display:grid;grid-template-columns:1fr 310px;gap:25px;align-items:start}
    .entry-list{border-top:1px solid var(--ink)}
    .entry{
      display:grid;grid-template-columns:55px 1fr auto;gap:20px;align-items:center;
      padding:23px 0;border-bottom:1px solid var(--line);transition:.25s ease
    }
    .entry:hover{padding-left:10px;background:rgba(255,255,255,.22)}
    .entry-no{font-size:13px;color:var(--vermilion);font-weight:800}
    .entry h3{font-size:20px;letter-spacing:-.04em;margin:0 0 5px}
    .entry p{font-size:13px;color:var(--muted);margin:0;max-width:650px}
    .entry-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px}
    .tag{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:3px 9px;font-size:11px;color:var(--muted);background:rgba(251,249,244,.5)}
    .entry-arrow{font-size:21px;color:var(--vermilion);transition:.2s}
    .entry:hover .entry-arrow{transform:translateX(5px)}
    .side-panel{background:var(--deep);color:#fff;border-radius:20px;padding:25px;position:sticky;top:105px}
    .side-panel h3{font-size:23px;line-height:1.25;margin:13px 0}
    .side-panel p{color:#bdb6ad;font-size:13px}
    .side-stat{border-top:1px solid rgba(255,255,255,.16);padding:15px 0;display:flex;justify-content:space-between;gap:10px;font-size:13px}
    .side-stat strong{color:var(--lime)}
    .side-panel .tag{border-color:rgba(255,255,255,.2);color:#d5cec4;background:transparent}
    .notice{padding:90px 0;background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .notice-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}
    .notice-box{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
    .notice-item{border:1px solid var(--line);border-radius:15px;padding:20px;background:var(--paper)}
    .notice-item strong{display:block;font-size:24px;margin-bottom:5px}
    .notice-item span{font-size:13px;color:var(--muted)}
    .faq-section{padding:90px 0}
    .faq-wrap{display:grid;grid-template-columns:.65fr 1.35fr;gap:70px}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;display:flex;justify-content:space-between;gap:20px;text-align:left;background:none;border:0;padding:20px 0;font-weight:750;color:var(--ink)}
    .faq-question span:last-child{font-size:22px;color:var(--vermilion);transition:.25s}
    .faq-answer{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height .35s ease}
    .faq-item.open .faq-answer{max-height:150px;padding:0 30px 21px 0}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta{padding:76px 0;background:var(--berry);color:#fff}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:35px}
    .cta h2{font-size:clamp(30px,4vw,48px);line-height:1.15;letter-spacing:-.06em;margin:0 0 12px}
    .cta p{color:#eadadd;max-width:610px;margin:0}
    .cta .btn-primary{background:var(--lime);color:var(--ink)}
    .cta .btn-primary:hover{background:#fff}
    footer{background:var(--deep);color:#fff;padding:32px 0 22px}
    .footer-top{display:flex;align-items:center;justify-content:space-between;gap:25px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.14)}
    .footer-links{display:flex;gap:20px;flex-wrap:wrap;color:#c9c2b8;font-size:13px}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#968f87;font-size:12px}
    footer .lang-pill{background:transparent;border-color:rgba(255,255,255,.2);margin:0}
    footer .lang-pill span{color:#bdb6ad}
    footer .lang-pill span.active{background:var(--lime);color:var(--ink)}
    @media(max-width:1024px){
      .hero-grid{gap:40px}.index-layout{grid-template-columns:1fr 270px}.notice-grid{gap:35px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,620px)}
      .nav-wrap{height:68px}.menu-toggle{display:block}.main-nav{display:none;position:absolute;left:15px;right:15px;top:73px;padding:14px;flex-direction:column;align-items:stretch;background:var(--surface);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}
      .main-nav.open{display:flex}.nav-link{padding:11px}.lang-pill{margin:7px 0 0;width:max-content}
      .hero{padding:55px 0 45px}.hero-grid,.index-layout,.notice-grid,.faq-wrap{grid-template-columns:1fr}
      .hero h1{font-size:clamp(42px,12vw,60px)}.hero-visual{min-height:270px}
      .section-head,.cta-inner{display:block}.section-head .section-lead{margin-top:15px}
      .side-panel{position:static}.index-section,.faq-section{padding:70px 0}
      .notice{padding:70px 0}.cta .btn{margin-top:25px}.footer-top,.footer-bottom{align-items:flex-start;flex-direction:column}
    }
    @media(max-width:520px){
      .entry{grid-template-columns:36px 1fr;gap:12px}.entry-arrow{grid-column:2}.entry h3{font-size:18px}
      .notice-box{grid-template-columns:1fr}.hero-intro{font-size:15px}.footer-links{gap:12px 16px}
    }
    @media(prefers-reduced-motion:reduce){
      *,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
    }

/* roulang page: category2 */
:root{
      --ink:#1c1b19;
      --muted:#716d66;
      --paper:#f5f1e9;
      --surface:#fbf9f4;
      --line:#dcd5c9;
      --deep:#282622;
      --vermilion:#c95436;
      --berry:#7c3f4b;
      --moss:#60705a;
      --lime:#d8dc7d;
      --radius:18px;
      --shadow:0 18px 50px rgba(28,27,25,.08);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.7;
      overflow-x:hidden;
    }
    a{text-decoration:none;color:inherit}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(245,241,233,.92);
      border-bottom:1px solid transparent;
      transition:.3s ease;
      backdrop-filter:blur(12px);
    }
    .site-header.scrolled{border-color:var(--line);box-shadow:0 8px 25px rgba(28,27,25,.05)}
    .nav-wrap{height:78px;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:-.04em;white-space:nowrap}
    .brand-mark{width:32px;height:32px;border-radius:9px;background:var(--ink);display:grid;place-items:center;position:relative;overflow:hidden}
    .brand-mark i{display:block;width:3px;height:15px;background:var(--lime);box-shadow:6px -4px 0 var(--vermilion),12px 3px 0 var(--lime)}
    .brand-name{font-size:16px}
    .main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
    .nav-link{position:relative;padding:9px 13px;color:var(--muted);font-size:14px;transition:.25s ease}
    .nav-link::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;background:var(--vermilion);transform:scaleX(0);transform-origin:right;transition:.25s ease}
    .nav-link:hover,.nav-link.active{color:var(--ink)}
    .nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);transform-origin:left}
    .lang-pill{display:flex;align-items:center;gap:3px;padding:4px;border:1px solid var(--line);border-radius:999px;background:var(--surface);font-size:12px;margin-left:15px}
    .lang-pill span{padding:5px 9px;border-radius:999px;color:var(--muted)}
    .lang-pill span.active{background:var(--ink);color:#fff}
    .menu-toggle{display:none;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:7px 10px;color:var(--ink)}
    .section{padding:104px 0}
    .eyebrow{display:flex;align-items:center;gap:10px;color:var(--vermilion);font-size:12px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}
    .eyebrow::before{content:"";width:28px;height:1px;background:var(--vermilion)}
    .section-title{font-size:clamp(30px,4vw,50px);line-height:1.13;letter-spacing:-.06em;margin:15px 0 17px;font-weight:850}
    .section-lead{max-width:620px;color:var(--muted);font-size:16px}
    .hero{padding:78px 0 70px;position:relative}
    .hero-grid{display:grid;grid-template-columns:1fr .78fr;gap:70px;align-items:center}
    .hero h1{font-size:clamp(45px,6.4vw,78px);line-height:1.04;letter-spacing:-.085em;max-width:720px;margin:23px 0}
    .hero h1 em{font-style:normal;color:var(--vermilion)}
    .hero-intro{max-width:600px;color:var(--muted);font-size:17px;margin-bottom:30px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:1px solid transparent;border-radius:11px;padding:12px 18px;font-weight:750;font-size:14px;transition:.25s ease}
    .btn-primary{background:var(--ink);color:#fff}
    .btn-primary:hover{background:var(--vermilion);box-shadow:0 9px 20px rgba(201,84,54,.2);transform:translateY(-2px)}
    .btn-secondary{border-color:var(--line);background:rgba(251,249,244,.55)}
    .btn-secondary:hover{border-color:var(--ink);transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.menu-toggle:focus-visible,.filter-chip:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(201,84,54,.3);outline-offset:3px}
    .hero-bento{display:grid;grid-template-columns:1.3fr .7fr;grid-template-rows:1fr 1fr;gap:12px}
    .hero-card{border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);padding:23px;min-height:150px;position:relative;overflow:hidden}
    .hero-card.dark{grid-row:span 2;background:var(--deep);color:#fff;min-height:315px}
    .hero-card.accent{background:var(--lime)}
    .hero-card h2,.hero-card h3{margin:0;font-weight:850;letter-spacing:-.05em;line-height:1.2}
    .hero-card h2{font-size:36px}
    .hero-card h3{font-size:20px}
    .hero-card p{font-size:13px;color:var(--muted);margin:9px 0 0}
    .hero-card.dark p{color:#c6c0b7}
    .mini-wave{height:68px;margin:27px 0 18px;display:flex;align-items:center;gap:4px}
    .mini-wave i{display:block;width:4px;border-radius:4px;background:var(--lime);opacity:.9}
    .mini-wave i:nth-child(1){height:16px}.mini-wave i:nth-child(2){height:34px}.mini-wave i:nth-child(3){height:52px}.mini-wave i:nth-child(4){height:28px}.mini-wave i:nth-child(5){height:62px}.mini-wave i:nth-child(6){height:38px}.mini-wave i:nth-child(7){height:22px}.mini-wave i:nth-child(8){height:48px}.mini-wave i:nth-child(9){height:31px}.mini-wave i:nth-child(10){height:16px}
    .index-shell{display:grid;grid-template-columns:240px 1fr;gap:54px;align-items:start}
    .side-nav{position:sticky;top:110px;border-top:1px solid var(--line)}
    .side-nav a{display:flex;justify-content:space-between;align-items:center;padding:15px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted);transition:.2s}
    .side-nav a:hover,.side-nav a.active{color:var(--vermilion);padding-left:8px}
    .side-nav small{font-size:11px;color:var(--muted)}
    .filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin:29px 0 24px;padding-bottom:22px;border-bottom:1px solid var(--line)}
    .filter-chip{border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:999px;padding:7px 13px;font-size:12px;transition:.2s}
    .filter-chip:hover,.filter-chip.active{background:var(--ink);border-color:var(--ink);color:#fff}
    .index-list{border-top:1px solid var(--ink)}
    .index-item{display:grid;grid-template-columns:54px 1fr 100px 28px;gap:18px;align-items:center;padding:23px 0;border-bottom:1px solid var(--line);transition:.25s}
    .index-item:hover{padding-left:10px;background:rgba(251,249,244,.45)}
    .item-no{font-size:12px;color:var(--vermilion);font-weight:800;letter-spacing:.1em}
    .item-title{font-size:19px;font-weight:800;letter-spacing:-.035em;margin:0}
    .item-desc{color:var(--muted);font-size:13px;margin:4px 0 0}
    .item-meta{display:flex;flex-direction:column;gap:4px;align-items:flex-start}
    .tag{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:3px 9px;font-size:11px;color:var(--muted);white-space:nowrap}
    .tag.hot{border-color:rgba(201,84,54,.35);color:var(--vermilion)}
    .item-arrow{font-size:22px;color:var(--vermilion);transition:.2s}
    .index-item:hover .item-arrow{transform:translateX(5px)}
    .side-panel{margin-top:44px;background:var(--deep);color:#fff;border-radius:22px;padding:27px;position:relative;overflow:hidden}
    .side-panel:after{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(216,220,125,.35);border-radius:50%;right:-80px;top:-60px}
    .side-panel h3{font-size:23px;line-height:1.2;margin:0 0 12px;letter-spacing:-.05em}
    .side-panel p{color:#c6c0b7;font-size:13px;margin:0}
    .stat-line{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.16);margin-top:22px;padding-top:14px;font-size:12px;color:#c6c0b7}
    .stat-line strong{color:var(--lime);font-size:18px}
    .notice{background:#ebe5d9;border-left:3px solid var(--moss);padding:23px 25px;border-radius:0 14px 14px 0}
    .notice h2{font-size:24px;line-height:1.25;margin:0 0 8px;letter-spacing:-.04em}
    .notice p{color:var(--muted);font-size:14px;margin:0;max-width:800px}
    .feedback{background:var(--berry);color:#fff;border-radius:24px;padding:48px}
    .feedback-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}
    .feedback .eyebrow{color:var(--lime)}
    .feedback .eyebrow:before{background:var(--lime)}
    .feedback h2{font-size:clamp(30px,4vw,47px);line-height:1.1;letter-spacing:-.06em;margin:16px 0}
    .feedback p{color:#ead8d4;font-size:14px}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .field{display:flex;flex-direction:column;gap:7px}
    .field.full{grid-column:1/-1}
    .field label{font-size:12px;color:#f2e7e3;font-weight:700}
    .field input,.field select,.field textarea{border:1px solid rgba(255,255,255,.25);background:rgba(28,27,25,.16);color:#fff;border-radius:10px;padding:11px 13px;outline:0}
    .field input::placeholder,.field textarea::placeholder{color:#cbb4b0}
    .field input:focus,.field select:focus,.field textarea:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(216,220,125,.16)}
    .field textarea{min-height:110px;resize:vertical}
    .feedback .btn-primary{background:var(--lime);color:var(--ink);margin-top:4px}
    .feedback .btn-primary:hover{background:#eef19b}
    footer{padding:35px 0 25px;border-top:1px solid var(--line)}
    .footer-top{display:flex;align-items:center;justify-content:space-between;gap:22px}
    .footer-links{display:flex;gap:20px;flex-wrap:wrap;color:var(--muted);font-size:12px}
    .footer-links a:hover{color:var(--vermilion)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:27px;padding-top:17px;color:var(--muted);font-size:11px}
    .reveal{animation:rise .65s ease-out both}
    @keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
    @media(max-width:900px){
      .hero-grid,.feedback-grid{grid-template-columns:1fr;gap:38px}
      .index-shell{grid-template-columns:1fr;gap:35px}
      .side-nav{position:static;display:flex;gap:20px;overflow:auto;border-top:0;border-bottom:1px solid var(--line)}
      .side-nav a{white-space:nowrap;border-bottom:2px solid transparent;padding:12px 0}
      .side-nav a:hover,.side-nav a.active{padding-left:0;border-bottom-color:var(--vermilion)}
    }
    @media(max-width:700px){
      .container{width:min(100% - 28px,600px)}
      .nav-wrap{height:68px}
      .menu-toggle{display:block}
      .main-nav{display:none;position:absolute;left:14px;right:14px;top:68px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .main-nav.open{display:flex}
      .nav-link{padding:11px 12px}
      .lang-pill{margin:7px 0 0;width:max-content}
      .hero{padding:55px 0 45px}
      .hero h1{font-size:clamp(40px,12vw,58px)}
      .hero-bento{grid-template-columns:1fr 1fr}
      .hero-card.dark{grid-column:1/-1;grid-row:auto;min-height:260px}
      .hero-card h2{font-size:29px}
      .section{padding:72px 0}
      .index-item{grid-template-columns:35px 1fr 24px;gap:11px}
      .item-meta{grid-column:2;grid-row:2;flex-direction:row}
      .item-arrow{grid-column:3;grid-row:1/3}
      .feedback{padding:30px 21px}
      .form-grid{grid-template-columns:1fr}
      .field.full{grid-column:auto}
      .footer-top,.footer-bottom{align-items:flex-start;flex-direction:column}
    }
    @media(prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}
    }