/* roulang page: index */
:root{
      --ink:#17131d;
      --ink-2:#211923;
      --panel:#2a202d;
      --panel-2:#332536;
      --berry:#a83f62;
      --berry-light:#cf7893;
      --rose:#e4b6c2;
      --cream:#f5eee8;
      --muted:#b9aab8;
      --line:rgba(228,182,194,.18);
      --line-strong:rgba(228,182,194,.36);
      --shadow:0 22px 60px rgba(0,0,0,.3);
      --radius:18px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:
        radial-gradient(circle at 85% 5%,rgba(168,63,98,.16),transparent 28rem),
        linear-gradient(145deg,var(--ink),#120f18 70%);
      color:var(--cream);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans CJK SC","Microsoft YaHei",sans-serif;
      line-height:1.75;
      font-size:16px;
    }
    a{color:inherit;text-decoration:none}
    button,input,select{font:inherit}
    button{cursor:pointer}
    img{max-width:100%;display:block}
    .container{width:min(var(--max),calc(100% - 40px));margin:auto}
    .eyebrow{
      color:var(--berry-light);
      font-size:12px;
      letter-spacing:.18em;
      text-transform:uppercase;
      font-weight:700;
    }
    .section{padding:92px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-head h2{font-size:clamp(28px,4vw,42px);line-height:1.2;margin:8px 0 0;letter-spacing:-.04em}
    .section-head p{max-width:540px;color:var(--muted);margin:0}
    .btn{
      min-height:48px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      padding:0 20px;
      border-radius:12px;
      border:1px solid transparent;
      transition:.25s ease;
      font-weight:700;
      white-space:nowrap;
    }
    .btn-primary{background:var(--berry);color:#fff;box-shadow:0 10px 28px rgba(168,63,98,.26)}
    .btn-primary:hover{background:#c15478;transform:translateY(-2px);box-shadow:0 14px 34px rgba(168,63,98,.38)}
    .btn-secondary{background:rgba(255,255,255,.035);border-color:var(--line-strong);color:var(--cream)}
    .btn-secondary:hover{border-color:var(--rose);background:rgba(228,182,194,.1);transform:translateY(-2px)}
    .btn:focus-visible,.nav-item:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{
      outline:3px solid rgba(228,182,194,.72);outline-offset:3px
    }
    .topbar{border-bottom:1px solid var(--line);background:rgba(23,19,29,.8);backdrop-filter:blur(16px)}
    .brand-row{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:13px;font-weight:800;letter-spacing:-.03em}
    .brand-mark{
      width:42px;height:42px;border:1px solid var(--berry-light);border-radius:13px;
      display:grid;place-items:center;color:var(--rose);background:linear-gradient(135deg,rgba(168,63,98,.32),rgba(255,255,255,.03));
      box-shadow:inset 0 0 18px rgba(207,120,147,.14)
    }
    .brand-name{font-size:19px}
    .brand-note{font-size:12px;color:var(--muted);font-weight:500;margin-top:2px}
    .top-actions{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px}
    .age-note{padding:8px 12px;border:1px solid var(--line);border-radius:999px}
    .nav-grid{display:flex;gap:10px;overflow-x:auto;padding:13px 0 15px;scrollbar-width:none}
    .nav-grid::-webkit-scrollbar{display:none}
    .nav-item{
      min-width:116px;min-height:54px;display:flex;align-items:center;gap:10px;padding:8px 13px;
      border:1px solid transparent;border-radius:13px;color:var(--muted);transition:.25s ease
    }
    .nav-item:hover{color:var(--cream);border-color:var(--line-strong);background:rgba(255,255,255,.04)}
    .nav-item.active{color:var(--cream);border-color:rgba(207,120,147,.56);background:rgba(168,63,98,.16);box-shadow:inset 0 -2px var(--berry-light)}
    .nav-icon{font-size:20px;color:var(--rose);width:27px;text-align:center}
    .nav-label{font-weight:700;font-size:14px;display:block}
    .nav-count{font-size:11px;color:var(--muted);display:block}
    .hero{padding:82px 0 72px;position:relative;overflow:hidden}
    .hero:before{
      content:"";position:absolute;width:480px;height:480px;border:1px solid rgba(207,120,147,.12);
      border-radius:50%;right:-180px;top:-190px;box-shadow:0 0 0 30px rgba(207,120,147,.025),0 0 0 70px rgba(207,120,147,.018)
    }
    .hero-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(390px,.9fr);gap:70px;align-items:center}
    .hero h1{font-size:clamp(38px,6vw,68px);line-height:1.1;letter-spacing:-.065em;margin:16px 0 22px;max-width:720px}
    .hero h1 em{font-style:normal;color:var(--rose)}
    .hero-copy{font-size:17px;color:var(--muted);max-width:650px;margin:0 0 28px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-meta{display:flex;gap:22px;flex-wrap:wrap;margin-top:28px;color:var(--muted);font-size:13px}
    .hero-meta strong{display:block;color:var(--cream);font-size:18px}
    .sigil-panel{
      min-height:390px;padding:26px;position:relative;overflow:hidden;border:1px solid var(--line-strong);
      border-radius:26px;background:linear-gradient(145deg,rgba(54,35,53,.95),rgba(29,21,32,.96));box-shadow:var(--shadow)
    }
    .sigil-panel:before{content:"✦  ◇  ✧  ◇  ✦";position:absolute;inset:18px;color:rgba(228,182,194,.12);font-size:42px;letter-spacing:24px;line-height:3;transform:rotate(-17deg)}
    .panel-top{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1}
    .panel-title{font-weight:800;font-size:18px}.live-dot{color:var(--berry-light);font-size:12px}
    .index-core{position:relative;z-index:1;margin:45px auto 30px;width:190px;height:190px;border:1px solid rgba(228,182,194,.45);border-radius:50%;display:grid;place-items:center;text-align:center;background:radial-gradient(circle,rgba(168,63,98,.3),transparent 65%)}
    .index-core:after{content:"";position:absolute;inset:14px;border:1px dashed rgba(228,182,194,.4);border-radius:50%}
    .core-symbol{font-size:44px;color:var(--rose)}.core-text{font-size:12px;color:var(--muted);position:absolute;bottom:34px}
    .tag-cloud{position:relative;z-index:1;display:flex;justify-content:center;gap:8px;flex-wrap:wrap}
    .tag,.badge{display:inline-flex;align-items:center;border:1px solid var(--line-strong);border-radius:999px;padding:4px 10px;color:var(--rose);font-size:12px;background:rgba(255,255,255,.035)}
    .badge{color:var(--cream);background:rgba(168,63,98,.25);border-color:rgba(207,120,147,.4)}
    .metrics{padding:0 0 24px}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:18px;overflow:hidden;background:rgba(255,255,255,.025)}
    .metric{padding:25px 24px;border-right:1px solid var(--line);position:relative}
    .metric:last-child{border-right:0}.metric-number{font-size:35px;font-weight:800;color:var(--cream);letter-spacing:-.05em}.metric-label{color:var(--rose);font-weight:700;font-size:14px}.metric small{display:block;color:var(--muted);font-size:12px;margin-top:5px}
    .matrix{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
    .feature-card{grid-column:span 6;min-height:260px}.small-card{grid-column:span 3;min-height:210px}
    .content-card{
      position:relative;overflow:hidden;padding:24px;border:1px solid var(--line);border-radius:var(--radius);
      background:linear-gradient(145deg,rgba(51,37,54,.92),rgba(35,26,39,.92));transition:.28s ease
    }
    .content-card:after{content:"";position:absolute;left:24px;right:24px;bottom:0;height:2px;background:var(--berry);transform:scaleX(0);transform-origin:left;transition:.28s ease}
    .content-card:hover{border-color:rgba(207,120,147,.7);transform:translateY(-4px);box-shadow:0 18px 38px rgba(0,0,0,.22)}
    .content-card:hover:after{transform:scaleX(1)}
    .card-icon{font-size:27px;color:var(--rose);margin-bottom:22px}.content-card h3{margin:0 0 10px;font-size:21px}.content-card p{color:var(--muted);font-size:14px;margin:0;max-width:410px}.card-foot{display:flex;justify-content:space-between;align-items:center;margin-top:28px;color:var(--rose);font-size:13px}
    .update-strip{margin-top:18px;display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
    .update-list,.recommend{border:1px solid var(--line);border-radius:18px;padding:23px;background:rgba(255,255,255,.025)}
    .update-list h3,.recommend h3{font-size:18px;margin:0 0 14px}.update-item{display:flex;justify-content:space-between;gap:15px;padding:13px 0;border-top:1px solid var(--line);font-size:14px}.update-item span{color:var(--muted);font-size:12px;white-space:nowrap}
    .comparison{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .compare-card{padding:30px;border-radius:20px;border:1px solid var(--line);background:rgba(255,255,255,.025)}
    .compare-card.highlight{background:linear-gradient(145deg,rgba(112,38,66,.5),rgba(47,28,45,.7));border-color:rgba(207,120,147,.52)}
    .compare-card h3{margin:12px 0 18px;font-size:22px}.compare-card ul{padding:0;margin:0;list-style:none}.compare-card li{padding:9px 0;color:var(--muted);border-top:1px solid var(--line)}.compare-card li:before{content:"✦";color:var(--berry-light);margin-right:10px}
    .faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:0 4px}summary{list-style:none;cursor:pointer;padding:21px 12px;font-weight:700;display:flex;justify-content:space-between;gap:20px}summary::-webkit-details-marker{display:none}summary:after{content:"＋";color:var(--rose);font-size:20px}details[open] summary:after{content:"－"}details p{color:var(--muted);padding:0 42px 20px 12px;margin:0;font-size:14px}
    .cta-panel{display:grid;grid-template-columns:.85fr 1.15fr;gap:45px;padding:38px;border:1px solid rgba(207,120,147,.42);border-radius:24px;background:linear-gradient(120deg,rgba(91,35,60,.7),rgba(42,29,45,.88));box-shadow:var(--shadow)}
    .cta-panel h2{font-size:34px;line-height:1.25;margin:9px 0 14px}.cta-panel p{color:var(--muted);margin:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:13px;color:var(--rose);font-weight:700}.field input,.field select{width:100%;background:rgba(18,14,23,.68);border:1px solid var(--line-strong);border-radius:10px;color:var(--cream);padding:12px 13px;min-height:46px}.field input::placeholder{color:#887987}.check{grid-column:1/-1;color:var(--muted);font-size:12px}.check input{accent-color:var(--berry);margin-right:7px}.form-submit{grid-column:1/-1;display:flex;align-items:center;gap:15px}.form-message{font-size:12px;color:var(--rose)}
    footer{padding:48px 0 24px;border-top:1px solid var(--line);background:#110e16}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px}.footer-title{font-weight:800;font-size:18px}.footer-copy{color:var(--muted);font-size:13px;max-width:360px}.footer h4{margin:0 0 13px;font-size:14px;color:var(--rose)}.footer-links{display:grid;gap:8px;color:var(--muted);font-size:13px}.footer-links a:hover{color:var(--cream)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:35px;padding-top:18px;color:#887987;font-size:12px}
    @media(max-width:900px){.hero-layout{grid-template-columns:1fr;gap:38px}.matrix{grid-template-columns:repeat(2,1fr)}.feature-card,.small-card{grid-column:span 1}.feature-card{min-height:220px}.update-strip{grid-template-columns:1fr}.cta-panel{grid-template-columns:1fr;gap:28px}}
    @media(max-width:640px){.container{width:min(100% - 28px,var(--max))}.section{padding:64px 0}.brand-row{min-height:72px}.brand-name{font-size:16px}.brand-note,.age-note{display:none}.top-actions .btn{min-height:40px;padding:0 12px;font-size:12px}.nav-item{min-width:108px}.hero{padding:57px 0 48px}.hero h1{font-size:39px}.hero-copy{font-size:15px}.hero-actions .btn{width:100%}.hero-meta{gap:16px}.sigil-panel{min-height:340px;padding:20px}.index-core{margin:37px auto 25px;width:160px;height:160px}.metric-grid{grid-template-columns:1fr 1fr}.metric{padding:18px 15px;border-bottom:1px solid var(--line)}.metric:nth-child(2){border-right:0}.metric:nth-child(3),.metric:nth-child(4){border-bottom:0}.metric-number{font-size:28px}.section-head{display:block}.section-head p{margin-top:12px}.matrix{display:grid;grid-template-columns:1fr}.content-card{min-height:auto}.comparison{grid-template-columns:1fr}.cta-panel{padding:24px 18px}.cta-panel h2{font-size:28px}.form-grid{grid-template-columns:1fr}.field.full,.check,.form-submit{grid-column:auto}.form-submit{display:block}.form-submit .btn{width:100%}.form-message{display:block;margin-top:10px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}}
    @media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
      --ink:#17131d;--ink-2:#211923;--panel:#2a202d;--panel-2:#332536;
      --berry:#a83f62;--berry-light:#cf7893;--rose:#e4b6c2;--cream:#f5eee8;
      --muted:#b9aab8;--line:rgba(228,182,194,.18);--line-strong:rgba(228,182,194,.36);
      --shadow:0 22px 60px rgba(0,0,0,.3);--radius:18px;--max:1220px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:radial-gradient(circle at 85% 5%,rgba(168,63,98,.16),transparent 28rem),linear-gradient(145deg,var(--ink),#120f18 70%);color:var(--cream);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans CJK SC","Microsoft YaHei",sans-serif;line-height:1.75;font-size:16px}
    a{color:inherit;text-decoration:none} img{max-width:100%;display:block} button,input,select{font:inherit} button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 40px));margin:auto}
    .topbar{border-bottom:1px solid var(--line);background:rgba(23,19,29,.84);backdrop-filter:blur(16px)}
    .brand-row{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:13px;font-weight:800;letter-spacing:-.03em}
    .brand-mark{width:42px;height:42px;border:1px solid var(--berry-light);border-radius:13px;display:grid;place-items:center;color:var(--rose);background:linear-gradient(135deg,rgba(168,63,98,.32),rgba(255,255,255,.03));box-shadow:inset 0 0 18px rgba(207,120,147,.14)}
    .brand-name{font-size:19px;display:block}.brand-note{font-size:12px;color:var(--muted);font-weight:500;display:block}
    .top-actions{display:flex;align-items:center;gap:15px}.age-note{font-size:12px;color:var(--muted)}
    .nav-grid{display:flex;gap:10px;overflow-x:auto;padding:13px 0 15px;scrollbar-width:none}.nav-grid::-webkit-scrollbar{display:none}
    .nav-item{min-width:116px;min-height:54px;display:flex;align-items:center;gap:10px;padding:8px 13px;border:1px solid transparent;border-radius:13px;color:var(--muted);transition:.25s ease}
    .nav-item:hover{color:var(--cream);border-color:var(--line-strong);background:rgba(255,255,255,.04)}
    .nav-item.active{color:var(--cream);border-color:rgba(207,120,147,.56);background:rgba(168,63,98,.16);box-shadow:inset 0 -2px var(--berry-light)}
    .nav-icon{font-size:20px;color:var(--rose);width:27px;text-align:center}.nav-label{font-weight:700;font-size:14px;display:block}.nav-count{font-size:11px;color:var(--muted);display:block}
    .hero{padding:74px 0 62px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;width:530px;height:530px;border:1px solid rgba(207,120,147,.12);border-radius:50%;right:-210px;top:-235px;box-shadow:0 0 0 30px rgba(207,120,147,.025),0 0 0 70px rgba(207,120,147,.018)}
    .hero-layout{display:grid;grid-template-columns:minmax(0,1fr) 430px;gap:60px;align-items:end;position:relative;z-index:1}
    .eyebrow{color:var(--berry-light);font-size:12px;letter-spacing:.18em;font-weight:700}.hero h1{font-size:clamp(38px,6vw,66px);line-height:1.1;letter-spacing:-.065em;margin:16px 0 22px}.hero h1 em{font-style:normal;color:var(--rose)}
    .hero-copy{font-size:17px;color:var(--muted);max-width:680px;margin:0 0 28px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 20px;border-radius:12px;border:1px solid transparent;transition:.25s ease;font-weight:700;white-space:nowrap}
    .btn-primary{background:var(--berry);color:#fff;box-shadow:0 10px 28px rgba(168,63,98,.26)}.btn-primary:hover{background:#c15478;transform:translateY(-2px);box-shadow:0 14px 34px rgba(168,63,98,.38)}
    .btn-secondary{background:rgba(255,255,255,.035);border-color:var(--line-strong);color:var(--cream)}.btn-secondary:hover{border-color:var(--rose);background:rgba(228,182,194,.1);transform:translateY(-2px)}
    .btn:focus-visible,.nav-item:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid rgba(228,182,194,.72);outline-offset:3px}
    .theme-panel{border:1px solid var(--line-strong);border-radius:22px;padding:26px;background:linear-gradient(145deg,rgba(51,37,54,.94),rgba(30,22,34,.94));box-shadow:var(--shadow);position:relative;overflow:hidden}
    .theme-panel:after{content:"";position:absolute;inset:18px;border:1px solid rgba(228,182,194,.1);border-radius:50%;transform:rotate(-18deg);pointer-events:none}
    .panel-title{font-weight:800;font-size:18px;position:relative;z-index:1}.panel-copy{color:var(--muted);font-size:14px;position:relative;z-index:1}
    .tag-cloud{display:flex;gap:8px;flex-wrap:wrap;position:relative;z-index:1;margin-top:22px}.tag,.badge{display:inline-flex;align-items:center;border:1px solid var(--line-strong);border-radius:999px;padding:4px 10px;color:var(--rose);font-size:12px;background:rgba(255,255,255,.035)}.badge{color:var(--cream);background:rgba(168,63,98,.25);border-color:rgba(207,120,147,.4)}
    .section{padding:82px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}.section-head h2{font-size:clamp(28px,4vw,42px);line-height:1.2;margin:8px 0 0;letter-spacing:-.04em}.section-head p{max-width:540px;color:var(--muted);margin:0}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:18px;overflow:hidden;background:rgba(255,255,255,.025)}
    .metric{padding:25px;border-right:1px solid var(--line);position:relative}.metric:last-child{border:0}.metric strong{font-size:32px;display:block;color:var(--rose);line-height:1.2}.metric span{color:var(--muted);font-size:13px}.metric i{position:absolute;right:20px;top:22px;color:var(--berry-light);font-style:normal}
    .topic-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;grid-template-rows:auto auto;gap:18px}.topic-card{min-height:205px;padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(145deg,rgba(51,37,54,.94),rgba(35,26,39,.9));transition:.28s ease;position:relative;overflow:hidden}.topic-card.large{grid-row:span 2;min-height:430px}.topic-card:hover{border-color:rgba(207,120,147,.7);transform:translateY(-4px);box-shadow:0 18px 38px rgba(0,0,0,.22)}.topic-card:after{content:"";position:absolute;left:26px;right:26px;bottom:0;height:2px;background:var(--berry);transform:scaleX(0);transform-origin:left;transition:.28s}.topic-card:hover:after{transform:scaleX(1)}
    .topic-icon{font-size:30px;color:var(--rose);margin-bottom:28px}.topic-card h3{font-size:22px;margin:0 0 10px}.topic-card p{color:var(--muted);font-size:14px;margin:0}.topic-foot{position:absolute;bottom:24px;left:26px;right:26px;display:flex;justify-content:space-between;color:var(--rose);font-size:13px}
    .directory{display:grid;grid-template-columns:260px 1fr;gap:22px}.filter-box,.entry{border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.035)}.filter-box{padding:22px;height:max-content;position:sticky;top:20px}.filter-box h3{margin:0 0 18px}.filter-box label{display:block;font-size:13px;color:var(--muted);margin:15px 0 6px}.filter-box select,.filter-box input,.form-control{width:100%;background:#211923;border:1px solid var(--line-strong);color:var(--cream);border-radius:10px;padding:11px 12px}.filter-box select:focus,.filter-box input:focus,.form-control:focus{border-color:var(--berry-light);box-shadow:0 0 0 3px rgba(168,63,98,.2);outline:none}
    .entry-list{display:flex;flex-direction:column;gap:12px}.entry{padding:19px 22px;display:grid;grid-template-columns:1fr auto;gap:10px;transition:.25s}.entry:hover{border-color:var(--berry-light);background:rgba(168,63,98,.1)}.entry h3{margin:0 0 7px;font-size:18px}.entry p{margin:0;color:var(--muted);font-size:13px}.entry-meta{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}.entry-arrow{align-self:center;color:var(--rose);font-size:24px}.empty-note{margin-top:18px;padding:18px;color:var(--muted);border:1px dashed var(--line-strong);border-radius:14px;text-align:center;font-size:14px}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}.compare-card{padding:28px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(255,255,255,.03)}.compare-card.highlight{border-color:rgba(207,120,147,.55);background:linear-gradient(145deg,rgba(168,63,98,.18),rgba(51,37,54,.5))}.compare-card h3{margin:0 0 16px}.compare-card ul{list-style:none;padding:0;margin:0}.compare-card li{padding:10px 0;border-top:1px solid var(--line);color:var(--muted);font-size:14px}.compare-card li:before{content:"✦";color:var(--berry-light);margin-right:10px}
    .faq{max-width:880px}.faq details{border-top:1px solid var(--line);padding:18px 0}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:20px}.faq summary:after{content:"＋";color:var(--rose)}.faq details[open] summary:after{content:"－"}.faq details p{color:var(--muted);font-size:14px;margin:12px 28px 0 0}
    .cta{border:1px solid var(--line-strong);border-radius:24px;padding:34px;background:linear-gradient(110deg,rgba(168,63,98,.2),rgba(51,37,54,.58));display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.cta h2{font-size:32px;line-height:1.25;margin:8px 0 12px}.cta p{color:var(--muted);margin:0}.form-grid{display:grid;gap:12px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-label{font-size:12px;color:var(--muted);display:block;margin-bottom:5px}.check{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:flex-start;margin:4px 0}.check input{accent-color:var(--berry);margin-top:5px}
    footer{background:#100d15;border-top:1px solid var(--line);padding:54px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr;gap:38px}.footer-title{font-size:18px}.footer-copy{color:var(--muted);font-size:13px;max-width:350px;margin-top:16px}.footer h4{margin:0 0 12px;font-size:14px}.footer-links{display:flex;flex-direction:column;gap:7px;color:var(--muted);font-size:13px}.footer-links a:hover{color:var(--rose)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:34px;padding-top:18px;color:#8f7f8d;font-size:12px}
    @media(max-width:900px){.hero-layout{grid-template-columns:1fr;gap:35px}.topic-grid{grid-template-columns:1fr 1fr}.topic-card.large{grid-row:auto;grid-column:span 2;min-height:300px}.directory{grid-template-columns:1fr}.filter-box{position:static}.cta{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:620px){.container{width:min(var(--max),calc(100% - 28px))}.brand-row{align-items:flex-start;padding:17px 0}.top-actions{display:none}.brand-name{font-size:16px}.hero{padding:58px 0 45px}.section{padding:60px 0}.metric-grid{grid-template-columns:1fr 1fr}.metric{border-bottom:1px solid var(--line)}.metric:nth-child(2){border-right:0}.topic-grid{grid-template-columns:1fr}.topic-card.large{grid-column:auto;min-height:280px}.compare{grid-template-columns:1fr}.section-head{display:block}.section-head p{margin-top:14px}.form-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}.hero h1{font-size:39px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{
      --ink:#17131d;--ink-2:#211923;--panel:#2a202d;--panel-2:#332536;
      --berry:#a83f62;--berry-light:#cf7893;--rose:#e4b6c2;--cream:#f5eee8;
      --muted:#b9aab8;--line:rgba(228,182,194,.18);--line-strong:rgba(228,182,194,.36);
      --shadow:0 22px 60px rgba(0,0,0,.3);--radius:18px;--max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:radial-gradient(circle at 84% 4%,rgba(168,63,98,.17),transparent 29rem),linear-gradient(145deg,var(--ink),#120f18 72%);color:var(--cream);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans CJK SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none} button,input,select{font:inherit} button{cursor:pointer} img{max-width:100%;display:block}
    .container{width:min(var(--max),calc(100% - 40px));margin:auto}
    .topbar{border-bottom:1px solid var(--line);background:rgba(23,19,29,.84);backdrop-filter:blur(16px)}
    .brand-row{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:13px;font-weight:800;letter-spacing:-.03em}
    .brand-mark{width:42px;height:42px;border:1px solid var(--berry-light);border-radius:13px;display:grid;place-items:center;color:var(--rose);background:linear-gradient(135deg,rgba(168,63,98,.32),rgba(255,255,255,.03));box-shadow:inset 0 0 18px rgba(207,120,147,.14)}
    .brand-name{font-size:19px;display:block}.brand-note{font-size:12px;color:var(--muted);font-weight:500;display:block;margin-top:2px}
    .top-actions{display:flex;align-items:center;gap:17px}.age-note{font-size:12px;color:var(--muted)}
    .nav-grid{display:flex;gap:10px;overflow-x:auto;padding:13px 0 15px;scrollbar-width:none}.nav-grid::-webkit-scrollbar{display:none}
    .nav-item{min-width:116px;min-height:54px;display:flex;align-items:center;gap:10px;padding:8px 13px;border:1px solid transparent;border-radius:13px;color:var(--muted);transition:.25s ease}
    .nav-item:hover{color:var(--cream);border-color:var(--line-strong);background:rgba(255,255,255,.04)}
    .nav-item.active{color:var(--cream);border-color:rgba(207,120,147,.56);background:rgba(168,63,98,.16);box-shadow:inset 0 -2px var(--berry-light)}
    .nav-icon{font-size:20px;color:var(--rose);width:27px;text-align:center}.nav-label{font-weight:700;font-size:14px;display:block}.nav-count{font-size:11px;color:var(--muted);display:block}
    .btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 20px;border-radius:12px;border:1px solid transparent;transition:.25s ease;font-weight:700;white-space:nowrap}
    .btn-primary{background:var(--berry);color:#fff;box-shadow:0 10px 28px rgba(168,63,98,.26)}.btn-primary:hover{background:#c15478;transform:translateY(-2px);box-shadow:0 14px 34px rgba(168,63,98,.38)}
    .btn-secondary{background:rgba(255,255,255,.035);border-color:var(--line-strong);color:var(--cream)}.btn-secondary:hover{border-color:var(--rose);background:rgba(228,182,194,.1);transform:translateY(-2px)}
    .btn:focus-visible,.nav-item:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid rgba(228,182,194,.72);outline-offset:3px}
    .eyebrow{color:var(--berry-light);font-size:12px;letter-spacing:.18em;font-weight:700}.hero{padding:78px 0 62px;position:relative;overflow:hidden}
    .hero:before{content:"";position:absolute;width:480px;height:480px;border:1px solid rgba(207,120,147,.12);border-radius:50%;right:-180px;top:-190px;box-shadow:0 0 0 30px rgba(207,120,147,.025),0 0 0 70px rgba(207,120,147,.018)}
    .hero-layout{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(350px,.82fr);gap:58px;align-items:center}.hero h1{font-size:clamp(38px,6vw,66px);line-height:1.1;letter-spacing:-.065em;margin:16px 0 22px;max-width:760px}.hero h1 em{font-style:normal;color:var(--rose)}
    .hero-copy{font-size:17px;color:var(--muted);max-width:690px;margin:0 0 28px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-meta{display:flex;gap:24px;flex-wrap:wrap;margin-top:28px;color:var(--muted);font-size:13px}.hero-meta strong{display:block;color:var(--cream);font-size:20px}
    .index-panel{position:relative;padding:30px;border:1px solid var(--line-strong);border-radius:24px;background:linear-gradient(145deg,rgba(51,37,54,.94),rgba(29,21,32,.94));box-shadow:var(--shadow);overflow:hidden}.index-panel:before{content:"✦  ◇  ✧";position:absolute;right:20px;top:15px;color:rgba(228,182,194,.24);letter-spacing:10px}.panel-title{font-size:19px;font-weight:800;margin:0 0 8px}.panel-copy{font-size:13px;color:var(--muted);margin:0 0 22px}.tag-cloud{display:flex;gap:9px;flex-wrap:wrap}.tag,.badge{display:inline-flex;align-items:center;border:1px solid var(--line-strong);border-radius:999px;padding:4px 11px;color:var(--rose);font-size:12px;background:rgba(255,255,255,.035)}.badge{color:var(--cream);background:rgba(168,63,98,.25);border-color:rgba(207,120,147,.4)}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:18px;overflow:hidden;background:rgba(255,255,255,.025)}.metric{padding:23px 25px;border-right:1px solid var(--line)}.metric:last-child{border-right:0}.metric b{font-size:30px;line-height:1;color:var(--rose);display:block;margin:7px 0}.metric span{font-size:13px;color:var(--muted)}
    .section{padding:82px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}.section-head h2{font-size:clamp(28px,4vw,42px);line-height:1.2;margin:8px 0 0;letter-spacing:-.04em}.section-head p{max-width:550px;color:var(--muted);margin:0}
    .filter-shell{display:grid;grid-template-columns:260px minmax(0,1fr);gap:22px;align-items:start}.filter-panel,.results-panel,.faq-wrap,.cta-box{border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.035)}
    .filter-panel{padding:23px;position:sticky;top:20px}.filter-panel h3{font-size:18px;margin:0 0 18px}.filter-group{padding:17px 0;border-top:1px solid var(--line)}.filter-group:first-of-type{border-top:0;padding-top:0}.filter-group label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px}
    select,input{width:100%;min-height:46px;color:var(--cream);background:#211923;border:1px solid var(--line-strong);border-radius:10px;padding:0 13px}select option{background:#211923}.check-row{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13px;margin:9px 0}.check-row input{width:16px;min-height:16px;accent-color:var(--berry)}
    .results-panel{padding:24px}.toolbar{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:14px}.result-count{font-size:14px;color:var(--muted)}.result-count strong{color:var(--cream);font-size:20px;margin-right:5px}.sort{display:flex;gap:9px;align-items:center}.sort select{width:auto;min-width:130px}
    .result-list{border-top:1px solid var(--line)}.result-item{display:grid;grid-template-columns:76px minmax(0,1fr) auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line);transition:.25s ease}.result-item:hover{padding-left:8px;padding-right:8px;background:rgba(168,63,98,.06)}.result-thumb{height:70px;border-radius:12px;border:1px solid var(--line-strong);background:radial-gradient(circle at 30% 20%,rgba(228,182,194,.3),transparent 25%),linear-gradient(135deg,#563044,#211923 70%);display:grid;place-items:center;color:var(--rose);font-size:22px}.result-item h3{font-size:17px;margin:0 0 5px}.result-item p{font-size:13px;color:var(--muted);margin:0}.meta-line{display:flex;gap:7px;flex-wrap:wrap;margin-top:8px}.result-arrow{color:var(--rose);font-size:22px;transition:.2s}.result-item:hover .result-arrow{transform:translateX(4px)}
    .note-strip{margin-top:18px;padding:15px 17px;border-left:3px solid var(--berry);background:rgba(168,63,98,.1);border-radius:0 10px 10px 0;color:var(--muted);font-size:13px}
    .faq-wrap{overflow:hidden}.faq-wrap details{border-bottom:1px solid var(--line);padding:0 22px}.faq-wrap details:last-child{border-bottom:0}.faq-wrap summary{list-style:none;cursor:pointer;padding:20px 0;font-weight:700;display:flex;justify-content:space-between;gap:15px}.faq-wrap summary::-webkit-details-marker{display:none}.faq-wrap summary:after{content:"＋";color:var(--rose);font-size:20px;line-height:1}.faq-wrap details[open] summary:after{content:"－"}.faq-answer{color:var(--muted);font-size:14px;padding:0 30px 20px 0}
    .cta-box{padding:34px;display:grid;grid-template-columns:1fr 1.1fr;gap:35px;background:linear-gradient(135deg,rgba(168,63,98,.18),rgba(255,255,255,.035))}.cta-box h2{font-size:clamp(26px,4vw,38px);line-height:1.2;margin:8px 0 14px}.cta-box p{color:var(--muted);margin:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field-wide{grid-column:1/-1}.field label{display:block;color:var(--muted);font-size:13px;margin-bottom:6px}.consent{display:flex;gap:9px;align-items:flex-start;color:var(--muted);font-size:12px;margin:15px 0}.consent input{width:16px;min-height:16px;margin-top:4px;accent-color:var(--berry)}
    footer{padding:52px 0 24px;border-top:1px solid var(--line);background:#120f18}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr;gap:40px}.footer-title{font-size:18px}.footer-copy{color:var(--muted);font-size:13px;max-width:390px;margin:16px 0 0}.footer h4{margin:5px 0 12px;font-size:14px}.footer-links{display:grid;gap:7px;color:var(--muted);font-size:13px}.footer-links a:hover{color:var(--rose)}.footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;margin-top:38px;padding-top:18px;border-top:1px solid var(--line);color:#887783;font-size:12px}
    @media(max-width:900px){.hero-layout{grid-template-columns:1fr;gap:30px}.filter-shell{grid-template-columns:1fr}.filter-panel{position:static}.metric-grid{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.cta-box{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:600px){.container{width:min(var(--max),calc(100% - 28px))}.brand-row{align-items:flex-start;padding:17px 0}.top-actions{display:block}.age-note{display:none}.top-actions .btn{min-height:44px;padding:0 13px;font-size:13px}.brand-name{font-size:16px}.brand-note{font-size:10px}.brand-mark{width:37px;height:37px}.hero{padding:58px 0 45px}.hero h1{font-size:39px}.hero-copy{font-size:15px}.section{padding:60px 0}.section-head{display:block}.section-head p{margin-top:14px}.metric{padding:18px 15px}.metric b{font-size:25px}.filter-panel,.results-panel{padding:17px}.result-item{grid-template-columns:58px minmax(0,1fr) auto;gap:11px}.result-thumb{height:60px}.result-item h3{font-size:15px}.result-item p{font-size:12px}.result-arrow{font-size:18px}.form-grid{grid-template-columns:1fr}.field-wide{grid-column:auto}.cta-box{padding:24px 18px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}