/* roulang page: index */
:root{
      --ink:#241e24;
      --muted:#766d73;
      --paper:#f7f3ef;
      --card:#fffdfa;
      --line:#e6ddd6;
      --wine:#702d48;
      --wine-dark:#481d31;
      --rose:#b65f68;
      --sand:#ead6c4;
      --olive:#7d8067;
      --shadow:0 18px 50px rgba(54,32,39,.09);
      --radius:20px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.8}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{background:rgba(255,253,250,.96);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(56,33,38,.05);position:sticky;top:0;z-index:30;backdrop-filter:blur(12px)}
    .nav-wrap{height:78px;display:flex;align-items:center;gap:26px}
    .brand{display:flex;align-items:center;gap:10px;min-width:265px;font-weight:800;letter-spacing:-.04em;color:var(--wine-dark)}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--wine);display:grid;place-items:center;color:#fff;font-size:15px;box-shadow:0 8px 16px rgba(112,45,72,.2)}
    .brand-text{font-size:15px;line-height:1.25}
    .nav-links{display:flex;align-items:center;gap:5px;flex:1}
    .nav-link{padding:10px 13px;border-radius:10px;color:#665c62;font-size:14px;transition:.2s}
    .nav-link:hover,.nav-link:focus{background:#f2e7e1;color:var(--wine)}
    .nav-link.active{background:#f1e1dc;color:var(--wine-dark);font-weight:700}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .search{display:flex;align-items:center;gap:7px;background:#f5efea;border:1px solid transparent;border-radius:999px;padding:8px 13px;color:var(--muted);transition:.2s}
    .search:focus-within{background:#fff;border-color:var(--rose);box-shadow:0 0 0 4px rgba(182,95,104,.12)}
    .search input{width:108px;background:transparent;border:0;outline:0;font-size:13px;color:var(--ink)}
    .search input::placeholder{color:#988f92}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 18px;border-radius:12px;border:1px solid transparent;font-weight:700;font-size:14px;transition:transform .2s,box-shadow .2s,background .2s}
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0);box-shadow:none}
    .btn:focus-visible,.nav-link:focus-visible,.filter:focus-visible,summary:focus-visible{outline:3px solid rgba(182,95,104,.35);outline-offset:3px}
    .btn-primary{background:var(--wine);color:#fff;box-shadow:0 10px 22px rgba(112,45,72,.19)}
    .btn-primary:hover{background:var(--wine-dark)}
    .btn-outline{border-color:#cdbdb7;color:var(--wine);background:transparent}
    .btn-outline:hover{background:#f3e8e3;border-color:var(--wine)}
    .mobile-toggle{display:none;background:transparent;border:0;color:var(--wine);font-size:23px}
    section{padding:88px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--wine);font-size:12px;letter-spacing:.14em;font-weight:800}
    .eyebrow::before{content:"";width:22px;height:2px;background:var(--rose)}
    h1,h2,h3{margin:0;color:var(--ink);letter-spacing:-.055em;line-height:1.2}
    h1{font-size:clamp(38px,5.3vw,70px);max-width:720px}
    h2{font-size:clamp(28px,3.2vw,43px)}
    h3{font-size:20px}
    .lead{color:var(--muted);font-size:17px;max-width:650px;line-height:1.9}
    .hero{padding:66px 0 52px;background:#f3ebe5;overflow:hidden}
    .hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:56px;align-items:center}
    .hero-copy{padding:24px 0}
    .hero-copy h1{margin:20px 0 23px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 22px}
    .age-note{display:flex;align-items:center;gap:10px;color:#75696b;font-size:13px}
    .age-badge{display:inline-grid;place-items:center;width:34px;height:25px;border:1px solid var(--wine);border-radius:7px;color:var(--wine);font-weight:800;font-size:12px}
    .hero-stage{min-height:445px;position:relative;border-radius:26px;overflow:hidden;background:#2f202a;box-shadow:var(--shadow)}
    .hero-stage::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 70% 23%,#bc766c 0 9%,transparent 10%),radial-gradient(circle at 34% 64%,#784257 0 15%,transparent 16%),linear-gradient(135deg,#352430,#6b3b4b 50%,#b3796b);opacity:.9}
    .hero-stage::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(27,17,24,.8) 100%)}
    .visual-ribbon{position:absolute;top:25px;left:25px;right:25px;display:flex;justify-content:space-between;color:#fff;z-index:2;font-size:12px}
    .visual-label{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:6px 10px;border-radius:999px}
    .stage-card{position:absolute;z-index:3;left:28px;right:28px;bottom:26px;color:#fff;display:flex;justify-content:space-between;align-items:end;gap:20px}
    .stage-card h2{color:#fff;font-size:29px;max-width:370px}
    .play-button{width:58px;height:58px;border-radius:50%;border:1px solid rgba(255,255,255,.65);background:rgba(255,255,255,.16);color:#fff;display:grid;place-items:center;font-size:20px;flex:none;transition:.2s}
    .play-button:hover{background:#fff;color:var(--wine);transform:scale(1.05)}
    .metrics{padding:22px 0;background:var(--wine-dark);color:#fff}
    .metric-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr 1.25fr}
    .metric{padding:12px 25px;border-right:1px solid rgba(255,255,255,.18)}
    .metric:first-child{padding-left:0}.metric:last-child{border:0}
    .metric strong{display:block;font-size:29px;line-height:1.1;color:#f3d5c4}
    .metric span{display:block;color:#dec9ca;font-size:12px;margin-top:7px}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
    .section-head p{max-width:520px;color:var(--muted);margin:0}
    .matrix{background:#fbf8f4}
    .matrix-grid{display:grid;grid-template-columns:1.25fr .8fr .8fr;grid-template-rows:220px 220px;gap:16px}
    .content-card{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--card);border:1px solid var(--line);transition:.25s;min-height:180px}
    .content-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cda9a0}
    .content-card.large{grid-row:span 2}
    .fake-image{position:absolute;inset:0;background:linear-gradient(145deg,#33252c 0%,#794458 43%,#d59b82 100%)}
    .fake-image.alt{background:linear-gradient(145deg,#252b2a,#626b59 48%,#d4af8d)}
    .fake-image.soft{background:linear-gradient(145deg,#30252e,#8c5570 46%,#d8b5a5)}
    .fake-image::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(28,18,24,.86))}
    .card-content{position:absolute;left:20px;right:20px;bottom:17px;color:#fff;z-index:2}
    .card-content h3{color:#fff;font-size:21px;margin:8px 0 2px}
    .card-meta{font-size:12px;color:#ecd9d1}
    .badge{display:inline-flex;align-items:center;padding:4px 9px;border-radius:999px;background:#f0dfd5;color:var(--wine);font-size:11px;font-weight:800}
    .badge.dark{background:rgba(255,255,255,.15);color:#fff;border:1px solid rgba(255,255,255,.25)}
    .filter-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:25px;padding:14px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .filter{border:1px solid var(--line);background:#fffdfa;color:#655c60;border-radius:999px;padding:8px 14px;font-size:13px;transition:.2s}
    .filter:hover,.filter.active{background:var(--wine);color:#fff;border-color:var(--wine)}
    .compare{background:#eee4df}
    .compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:34px}
    .compare-box{padding:30px;border-radius:var(--radius);border:1px solid var(--line);background:#fffaf6}
    .compare-box.emphasis{background:var(--wine-dark);color:#fff;border-color:var(--wine-dark)}
    .compare-box h3{margin-bottom:18px}.emphasis h3{color:#fff}
    .compare-list{list-style:none;padding:0;margin:0;display:grid;gap:13px}
    .compare-list li{display:flex;gap:10px;font-size:14px;color:var(--muted)}
    .emphasis .compare-list li{color:#e7d7d6}
    .compare-list li::before{content:"＋";color:var(--rose);font-weight:800}
    .index-section{background:#fffdfa}
    .index-layout{display:grid;grid-template-columns:1fr .76fr;gap:35px}
    .index-list{border-top:1px solid var(--line)}
    .index-item{display:grid;grid-template-columns:90px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
    .thumb{height:65px;border-radius:11px;background:linear-gradient(135deg,#b67b74,#563144);position:relative;overflow:hidden}
    .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent,rgba(28,15,23,.45))}
    .index-item h3{font-size:17px;letter-spacing:-.03em}.index-item p{margin:4px 0 0;color:var(--muted);font-size:13px;line-height:1.6}
    .index-date{font-size:12px;color:#9a8c8a;white-space:nowrap}
    .side-note{background:#f0e4dc;border-radius:var(--radius);padding:28px;height:max-content}
    .side-note h3{font-size:22px;margin:13px 0}
    .side-note p{color:var(--muted);font-size:14px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.tag-cloud span{padding:7px 10px;border:1px solid #d8c4bb;border-radius:999px;color:var(--wine);font-size:12px}
    .faq{background:#f7f0eb}.faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:60px}
    .faq-intro p{color:var(--muted);margin-top:18px}.faq-list{border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line);padding:18px 0}summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:20px}summary::-webkit-details-marker{display:none}summary::after{content:"＋";color:var(--rose);font-size:21px}details[open] summary::after{content:"－"}details p{color:var(--muted);font-size:14px;margin:12px 30px 0 0}
    .cta-section{padding:70px 0;background:var(--wine-dark);color:#fff}.cta-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:start}.cta-section h2{color:#fff}.cta-section .lead{color:#dfcdcb;font-size:15px;margin-top:18px}.form-box{background:#fffdfa;border-radius:var(--radius);padding:28px;color:var(--ink)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:700;color:#51464a}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;padding:11px 13px;outline:0;color:var(--ink);transition:.2s}.field textarea{min-height:100px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--rose);box-shadow:0 0 0 4px rgba(182,95,104,.12)}.consent{font-size:12px;color:var(--muted);margin:14px 0}.form-message{font-size:13px;color:var(--olive);margin-top:12px;min-height:20px}
    footer{background:#241b22;color:#d9c8c8;padding:48px 0 25px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}.footer-brand{color:#fff}.footer-copy{font-size:13px;color:#a89598;max-width:280px;margin-top:15px}.footer-col h3{color:#fff;font-size:14px;margin-bottom:13px}.footer-col a{display:block;font-size:13px;color:#bba9aa;margin:7px 0;transition:.2s}.footer-col a:hover{color:#f0c2b4}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:36px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#9e8c90}
    @media(max-width:1024px){.brand{min-width:220px}.nav-wrap{gap:14px}.nav-link{padding:9px 8px}.search input{width:80px}.matrix-grid{grid-template-columns:1fr 1fr}.content-card.large{grid-row:span 2}.index-layout{grid-template-columns:1fr}.side-note{margin-top:5px}}
    @media(max-width:768px){.container{width:min(100% - 32px,620px)}.nav-wrap{height:68px}.brand{min-width:0;flex:1}.brand-text{font-size:13px}.nav-links{display:none}.nav-tools .btn{display:none}.mobile-toggle{display:block}.search{padding:8px 10px}.search input{display:none}.hero{padding:42px 0}.hero-grid{grid-template-columns:1fr;gap:28px}.hero-stage{min-height:350px}.metric-grid{display:flex;overflow-x:auto}.metric{min-width:145px;padding:10px 18px}.metric:first-child{padding-left:0}.section-head{display:block}.section-head p{margin-top:15px}.matrix-grid{grid-template-columns:1fr;grid-template-rows:auto}.content-card.large{grid-row:auto;min-height:300px}.content-card{min-height:210px}.compare-grid,.faq-grid,.cta-grid{grid-template-columns:1fr;gap:28px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}
    @media(max-width:520px){h1{font-size:38px}.lead{font-size:15px}.hero-actions .btn{width:100%}.stage-card{left:20px;right:20px;bottom:20px}.stage-card h2{font-size:23px}.index-item{grid-template-columns:70px 1fr}.index-date{grid-column:2}.thumb{height:56px}.footer-grid{grid-template-columns:1fr}.cta-section{padding:52px 0}}

/* roulang page: category2 */
:root{
 --ink:#241e24;--muted:#766d73;--paper:#f7f3ef;--card:#fffdfa;--line:#e6ddd6;
 --wine:#702d48;--wine-dark:#481d31;--rose:#b65f68;--sand:#ead6c4;--olive:#7d8067;
 --shadow:0 18px 50px rgba(54,32,39,.09);--radius:20px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.8}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,253,250,.96);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(56,33,38,.05);backdrop-filter:blur(12px)}
.nav-wrap{height:78px;display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:10px;min-width:265px;font-weight:800;letter-spacing:-.04em;color:var(--wine-dark)}
.brand-mark{width:34px;height:34px;border-radius:11px;background:var(--wine);display:grid;place-items:center;color:#fff;font-size:15px;box-shadow:0 8px 16px rgba(112,45,72,.2)}
.brand-text{font-size:15px;line-height:1.25}
.nav-links{display:flex;align-items:center;gap:5px;flex:1}
.nav-link{padding:10px 13px;border-radius:10px;color:#665c62;font-size:14px;transition:.2s}
.nav-link:hover,.nav-link:focus{background:#f2e7e1;color:var(--wine)}
.nav-link.active{background:#f1e1dc;color:var(--wine-dark);font-weight:700}
.nav-tools{display:flex;align-items:center;gap:10px}
.search{display:flex;align-items:center;gap:7px;background:#f5efea;border:1px solid transparent;border-radius:999px;padding:8px 13px;color:var(--muted);transition:.2s}
.search:focus-within{background:#fff;border-color:var(--rose);box-shadow:0 0 0 4px rgba(182,95,104,.12)}
.search input{width:108px;background:transparent;border:0;outline:0;font-size:13px;color:var(--ink)}
.search input::placeholder{color:#988f92}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 18px;border-radius:12px;border:1px solid transparent;font-weight:700;font-size:14px;transition:transform .2s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0);box-shadow:none}
.btn:focus-visible,.nav-link:focus-visible,.filter:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(182,95,104,.35);outline-offset:3px}
.btn-primary{background:var(--wine);color:#fff;box-shadow:0 10px 22px rgba(112,45,72,.19)}
.btn-primary:hover{background:var(--wine-dark)}
.btn-outline{border-color:#cdbdb7;color:var(--wine);background:transparent}
.btn-outline:hover{background:#f3e8e3;border-color:var(--wine)}
.mobile-toggle{display:none;background:transparent;border:0;color:var(--wine);font-size:23px}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{line-height:1.25;letter-spacing:-.045em}
h1{font-size:clamp(36px,5vw,66px);max-width:760px}
h2{font-size:clamp(28px,3.5vw,42px)}
h3{font-size:20px}
section{padding:84px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--wine);font-size:12px;letter-spacing:.14em;font-weight:800}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--rose)}
.lead{color:var(--muted);font-size:17px;max-width:690px;line-height:1.9}
.hero{padding:72px 0 58px;background:#f3ebe5}
.hero-grid{display:grid;grid-template-columns:1fr 1.08fr;gap:56px;align-items:center}
.hero-copy h1{margin:20px 0 23px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 22px}
.age-note{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px}
.age-badge{display:inline-grid;place-items:center;width:36px;height:26px;border:1px solid var(--wine);border-radius:7px;color:var(--wine);font-weight:800;font-size:12px}
.hero-stage{min-height:430px;position:relative;border-radius:26px;overflow:hidden;background:#30212b;box-shadow:var(--shadow)}
.hero-stage:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 72% 24%,#c17d72 0 10%,transparent 10.5%),radial-gradient(circle at 28% 65%,#7e465b 0 18%,transparent 18.5%),linear-gradient(135deg,#33222b,#6d3b4e 52%,#b47d6e)}
.hero-stage:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 20%,rgba(27,17,24,.88) 100%)}
.stage-index{position:absolute;top:24px;left:25px;right:25px;z-index:2;display:flex;justify-content:space-between;color:#fff;font-size:12px;letter-spacing:.08em}
.stage-card{position:absolute;z-index:3;left:28px;right:28px;bottom:26px;color:#fff;display:flex;justify-content:space-between;align-items:end;gap:20px}
.stage-card h2{color:#fff;font-size:29px;max-width:390px;margin:10px 0 3px}
.stage-card p{margin:0;color:#ead9d2;font-size:13px}
.play-button{width:58px;height:58px;border-radius:50%;border:1px solid rgba(255,255,255,.65);background:rgba(255,255,255,.16);color:#fff;display:grid;place-items:center;font-size:20px;flex:none;transition:.2s}
.play-button:hover{background:#fff;color:var(--wine);transform:scale(1.05)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
.section-head p{max-width:520px;color:var(--muted);margin:0}
.metric-strip{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr 1.25fr;border:1px solid var(--line);background:var(--card);border-radius:18px;overflow:hidden;box-shadow:0 8px 25px rgba(54,32,39,.04)}
.metric{padding:24px 25px;border-right:1px solid var(--line)}
.metric:last-child{border:0}
.metric strong{display:block;color:var(--wine-dark);font-size:31px;line-height:1.1;letter-spacing:-.06em}
.metric span{display:block;color:var(--muted);font-size:13px;margin-top:5px}
.filter-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:14px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:25px}
.filter{appearance:none;border:1px solid #d7c9c1;background:#fffdfa;color:var(--muted);border-radius:999px;padding:8px 13px;font-size:13px;transition:.2s}
.filter:hover,.filter:focus{border-color:var(--rose);color:var(--wine)}
.matrix-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:16px}
.topic-card{position:relative;min-height:238px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--card);transition:.25s}
.topic-card.wide{min-height:300px}
.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cda9a0}
.topic-art{position:absolute;inset:0;background:linear-gradient(135deg,#3b2634,#8b4c5b 55%,#c28775)}
.topic-art.alt{background:linear-gradient(135deg,#332d35,#67604d 54%,#b18a72)}
.topic-art.third{background:linear-gradient(135deg,#4a263e,#9b6670 55%,#d2a18b)}
.topic-art:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(30,18,26,.86))}
.topic-copy{position:absolute;z-index:2;left:22px;right:22px;bottom:19px;color:#fff}
.topic-copy h3{color:#fff;margin:9px 0 2px}
.topic-copy p{font-size:13px;color:#f0dfd8;margin:0}
.badge{display:inline-flex;align-items:center;padding:4px 9px;border-radius:999px;background:#f0dfd5;color:var(--wine);font-size:11px;font-weight:800}
.badge.dark{background:rgba(255,255,255,.15);color:#fff;border:1px solid rgba(255,255,255,.25)}
.index-layout{display:grid;grid-template-columns:1.4fr .6fr;gap:48px;align-items:start}
.update-list{border-top:1px solid var(--line)}
.update-item{display:grid;grid-template-columns:72px 1fr auto;gap:20px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
.update-time{color:var(--rose);font-size:12px;font-weight:800;letter-spacing:.04em}
.update-item h3{font-size:18px;margin:0 0 4px}
.update-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.arrow{color:var(--wine);font-size:20px;transition:.2s}
.update-item:hover .arrow{transform:translateX(5px)}
.side-panel{padding:25px;border:1px solid var(--line);border-radius:var(--radius);background:#efe2da}
.side-panel h3{margin-bottom:15px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag{padding:7px 11px;border:1px solid #d4bdb6;border-radius:999px;color:var(--wine);font-size:12px;background:rgba(255,253,250,.55);transition:.2s}
.tag:hover{background:var(--wine);color:#fff;border-color:var(--wine)}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:30px}
.compare-box{padding:30px;border-radius:var(--radius);border:1px solid var(--line);background:#fffdfa}
.compare-box.emphasis{background:var(--wine-dark);color:#fff;border-color:var(--wine-dark)}
.compare-box h3{margin-bottom:16px}
.compare-box p{color:var(--muted);font-size:14px}
.emphasis p{color:#ead9d7}
.compare-list{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.compare-list li{display:flex;gap:10px;font-size:14px;color:var(--muted)}
.compare-list li:before{content:"＋";color:var(--rose);font-weight:800}
.emphasis .compare-list li{color:#f1dfdc}
.faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:65px}
.faq-list{border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);padding:19px 0}
summary{display:flex;justify-content:space-between;gap:20px;cursor:pointer;font-weight:700;color:var(--ink);list-style:none}
summary::-webkit-details-marker{display:none}
summary:after{content:"＋";color:var(--wine);font-size:22px;line-height:1}
details[open] summary:after{content:"－"}
details p{color:var(--muted);font-size:14px;margin:13px 30px 0 0;line-height:1.8}
.cta-band{background:var(--wine-dark);color:#fff}
.cta-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:start}
.cta-band h2{color:#fff}
.cta-band .lead{color:#e7d7d6}
.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:13px;color:#ead9d6}
.field input,.field select,.field textarea{width:100%;border:1px solid rgba(255,255,255,.24);border-radius:11px;background:rgba(255,255,255,.1);color:#fff;padding:11px 13px;outline:none}
.field select option{color:var(--ink)}
.field input::placeholder,.field textarea::placeholder{color:#cdbabd}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#e5a2a1;box-shadow:0 0 0 4px rgba(229,162,161,.15)}
.field textarea{min-height:105px;resize:vertical}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:18px}
.check{font-size:12px;color:#d8c4c3}
.check input{accent-color:var(--rose);margin-right:6px}
footer{background:#241b21;color:#d8c9ca;padding:55px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr .8fr;gap:35px}
.footer-brand{color:#fff}
.footer-copy{max-width:270px;color:#a9989b;font-size:13px;margin:18px 0 0}
.footer-col{display:flex;flex-direction:column;gap:8px}
.footer-col h3{color:#fff;font-size:14px;margin-bottom:8px}
.footer-col a{font-size:13px;color:#a9989b;transition:.2s}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:18px;color:#958488;font-size:12px}
@media(max-width:980px){
 .nav-wrap{gap:14px}.brand{min-width:225px}.nav-link{padding:9px 8px;font-size:13px}.search input{width:75px}
 .hero-grid,.cta-grid{grid-template-columns:1fr;gap:35px}.hero-stage{min-height:380px}
 .metric-strip{grid-template-columns:repeat(3,1fr)}.metric:nth-child(3){border-right:0}.metric:nth-child(-n+3){border-bottom:1px solid var(--line)}
 .index-layout,.faq-layout{grid-template-columns:1fr;gap:32px}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}
}
@media(max-width:700px){
 .container{width:min(100% - 32px,580px)}section{padding:62px 0}.nav-wrap{height:68px}
 .brand{min-width:0;flex:1}.brand-text{font-size:13px}.nav-links{display:none;position:absolute;top:68px;left:16px;right:16px;padding:12px;background:#fffdfa;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
 .nav-links.open{display:flex}.nav-link{padding:12px}.nav-tools .btn{display:none}.search{padding:8px}.search input{display:none}.mobile-toggle{display:block}
 .hero{padding:50px 0 42px}.hero-copy h1{font-size:39px}.hero-stage{min-height:330px}.stage-card{left:20px;right:20px;bottom:19px}.stage-card h2{font-size:24px}
 .metric-strip{display:flex;overflow:auto;border-radius:15px}.metric{min-width:150px;padding:19px}.metric strong{font-size:26px}
 .matrix-grid,.compare-grid{grid-template-columns:1fr}.topic-card,.topic-card.wide{min-height:235px}
 .section-head{display:block}.section-head p{margin-top:13px}.update-item{grid-template-columns:55px 1fr auto;gap:11px}.update-item h3{font-size:16px}
 .form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.form-foot{display:block}.form-foot .btn{width:100%;margin-top:15px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
}
@media(max-width:420px){h1{font-size:34px}.hero-actions .btn{width:100%}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}}

/* roulang page: category1 */
:root{
      --ink:#241e24;
      --muted:#766d73;
      --paper:#f7f3ef;
      --card:#fffdfa;
      --line:#e6ddd6;
      --wine:#702d48;
      --wine-dark:#481d31;
      --rose:#b65f68;
      --sand:#ead6c4;
      --olive:#7d8067;
      --shadow:0 18px 50px rgba(54,32,39,.09);
      --radius:20px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.8}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    h1,h2,h3,p{margin-top:0}
    h1,h2,h3{letter-spacing:-.045em;line-height:1.25}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{background:rgba(255,253,250,.96);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(56,33,38,.05);position:sticky;top:0;z-index:30;backdrop-filter:blur(12px)}
    .nav-wrap{height:78px;display:flex;align-items:center;gap:26px}
    .brand{display:flex;align-items:center;gap:10px;min-width:265px;font-weight:800;letter-spacing:-.04em;color:var(--wine-dark)}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--wine);display:grid;place-items:center;color:#fff;font-size:15px;box-shadow:0 8px 16px rgba(112,45,72,.2)}
    .brand-text{font-size:15px;line-height:1.25}
    .nav-links{display:flex;align-items:center;gap:5px;flex:1}
    .nav-link{padding:10px 13px;border-radius:10px;color:#665c62;font-size:14px;transition:.2s}
    .nav-link:hover,.nav-link:focus{background:#f2e7e1;color:var(--wine)}
    .nav-link.active{background:#f1e1dc;color:var(--wine-dark);font-weight:700}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .search{display:flex;align-items:center;gap:7px;background:#f5efea;border:1px solid transparent;border-radius:999px;padding:8px 13px;color:var(--muted);transition:.2s}
    .search:focus-within{background:#fff;border-color:var(--rose);box-shadow:0 0 0 4px rgba(182,95,104,.12)}
    .search input{width:108px;background:transparent;border:0;outline:0;font-size:13px;color:var(--ink)}
    .search input::placeholder{color:#988f92}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 18px;border-radius:12px;border:1px solid transparent;font-weight:700;font-size:14px;transition:transform .2s,box-shadow .2s,background .2s}
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0);box-shadow:none}
    .btn:focus-visible,.nav-link:focus-visible,.filter:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(182,95,104,.35);outline-offset:3px}
    .btn-primary{background:var(--wine);color:#fff;box-shadow:0 10px 22px rgba(112,45,72,.19)}
    .btn-primary:hover{background:var(--wine-dark)}
    .btn-outline{border-color:#cdbdb7;color:var(--wine);background:transparent}
    .btn-outline:hover{background:#f3e8e3;border-color:var(--wine)}
    .mobile-toggle{display:none;background:transparent;border:0;color:var(--wine);font-size:23px}
    section{padding:82px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--wine);font-size:12px;letter-spacing:.14em;font-weight:800}
    .eyebrow::before{content:"";width:22px;height:2px;background:var(--rose)}
    .lead{color:var(--muted);font-size:17px;max-width:680px;line-height:1.9}
    .hero{padding:58px 0 46px;background:#f3ebe5;overflow:hidden}
    .hero-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:46px;align-items:stretch}
    .hero-copy{padding:24px 0}
    .hero-copy h1{font-size:clamp(36px,5vw,64px);margin:20px 0 22px;max-width:570px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 22px}
    .age-note{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px}
    .age-badge{display:inline-grid;place-items:center;width:34px;height:25px;border:1px solid var(--wine);border-radius:7px;color:var(--wine);font-weight:800;font-size:12px}
    .hero-panel{background:var(--wine-dark);color:#fff;border-radius:26px;padding:22px;box-shadow:var(--shadow);display:grid;grid-template-columns:1.08fr .92fr;gap:14px;min-height:370px}
    .preview-main,.preview-small{position:relative;overflow:hidden;border-radius:17px;min-height:325px;background:#583346}
    .preview-small{min-height:150px}
    .preview-main::before,.preview-small::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 68% 27%,#d0917e 0 10%,transparent 11%),radial-gradient(circle at 29% 70%,#9f5767 0 19%,transparent 20%),linear-gradient(145deg,#3a2734,#965669 58%,#d19a83);opacity:.9}
    .preview-small::before{background:radial-gradient(circle at 30% 28%,#d7aa8d 0 12%,transparent 13%),linear-gradient(145deg,#44313d,#7c4b58 63%,#b8786d)}
    .preview-main::after,.preview-small::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(24,13,21,.86))}
    .preview-label{position:absolute;left:16px;right:16px;bottom:14px;z-index:2}
    .preview-label strong{display:block;font-size:18px;color:#fff}
    .preview-label span{font-size:12px;color:#ead8d1}
    .panel-stack{display:grid;gap:14px}
    .panel-stat{position:relative;z-index:3;padding:17px;border:1px solid rgba(255,255,255,.16);border-radius:17px;background:rgba(255,255,255,.08)}
    .panel-stat b{display:block;font-size:29px;line-height:1;color:#fff;margin-bottom:8px}
    .panel-stat small{color:#e8d8d5}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
    .section-head h2{font-size:clamp(28px,3vw,40px);margin:12px 0 0}
    .section-head p{max-width:520px;color:var(--muted);margin:0}
    .filter-bar{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;box-shadow:0 8px 22px rgba(54,32,39,.04)}
    .filter-label{font-size:13px;color:var(--muted);font-weight:700;margin-right:4px}
    .filter{border:1px solid var(--line);background:#faf6f2;color:#665c62;border-radius:10px;padding:9px 13px;font-size:13px;transition:.2s}
    .filter:hover,.filter.active{background:#f1e1dc;color:var(--wine-dark);border-color:#d3aba3}
    .filter-spacer{flex:1}
    .sort-select{border:0;background:transparent;color:var(--wine);font-weight:700;font-size:13px;outline:0}
    .main-index{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;margin-top:30px}
    .index-list{border-top:1px solid var(--line)}
    .index-item{display:grid;grid-template-columns:150px 1fr auto;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
    .thumb{height:108px;border-radius:15px;position:relative;overflow:hidden;background:#6c4050}
    .thumb::before{content:"";position:absolute;inset:0;background:linear-gradient(140deg,#49303d,#9c5b69 58%,#d1a087)}
    .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(32,18,26,.48))}
    .thumb.alt::before{background:linear-gradient(140deg,#3c3041,#8c6573 52%,#c89a82)}
    .thumb.warm::before{background:linear-gradient(140deg,#543239,#ad6e64 55%,#d2ab83)}
    .index-item h3{font-size:19px;margin:7px 0 3px}
    .index-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
    .item-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--muted);font-size:12px}
    .item-arrow{color:var(--wine);font-size:23px;transition:.2s}
    .index-item:hover .item-arrow{transform:translateX(4px)}
    .side-stack{display:grid;gap:16px;align-content:start}
    .side-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px}
    .side-card h3{font-size:19px;margin-bottom:13px}
    .side-card p{font-size:13px;color:var(--muted);line-height:1.8}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
    .tag{display:inline-flex;padding:7px 10px;border-radius:9px;background:#f2e7e1;color:var(--wine);font-size:12px;transition:.2s}
    .tag:hover{background:var(--wine);color:#fff}
    .safety-card{background:var(--wine-dark);color:#fff;border-radius:18px;padding:22px}
    .safety-card h3{color:#fff}
    .safety-card p{color:#eadbd7}
    .safety-list{padding:0;margin:15px 0 0;list-style:none;display:grid;gap:10px}
    .safety-list li{font-size:13px;color:#eadbd7;display:flex;gap:9px}
    .safety-list li::before{content:"✓";color:#e4a19b;font-weight:800}
    .pagination{display:flex;justify-content:space-between;align-items:center;padding-top:25px;color:var(--muted);font-size:13px}
    .page-buttons{display:flex;gap:8px}
    .page-button{min-width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--wine);transition:.2s}
    .page-button:hover,.page-button.active{background:var(--wine);color:#fff;border-color:var(--wine)}
    .seo-band{background:#fffdfa}
    .seo-layout{display:grid;grid-template-columns:1fr 1.1fr;gap:52px;align-items:start}
    .seo-layout h2{font-size:35px;margin:14px 0}
    .seo-copy{color:var(--muted);font-size:15px;line-height:1.95}
    .principles{display:grid;gap:0;border-top:1px solid var(--line)}
    .principle{display:grid;grid-template-columns:54px 1fr;gap:15px;padding:18px 0;border-bottom:1px solid var(--line)}
    .principle-number{color:var(--rose);font-size:24px;font-weight:800}
    .principle h3{font-size:17px;margin-bottom:4px}
    .principle p{font-size:13px;color:var(--muted);margin:0}
    .faq-section{background:#f3ebe5}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px}
    .faq-layout h2{font-size:39px;margin:14px 0}
    .faq-list{border-top:1px solid #d8c9c1}
    details{border-bottom:1px solid #d8c9c1;padding:19px 0}
    summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:15px;font-weight:800;color:var(--wine-dark)}
    summary::-webkit-details-marker{display:none}
    summary::after{content:"＋";color:var(--rose);font-size:20px;line-height:1}
    details[open] summary::after{content:"−"}
    details p{margin:13px 30px 0 0;color:var(--muted);font-size:14px;line-height:1.85}
    .cta-section{padding:72px 0;background:var(--wine-dark);color:#fff}
    .cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
    .cta-section h2{font-size:39px;color:#fff;margin:14px 0}
    .cta-section .lead{color:#e7d8d5;font-size:15px}
    .feedback-form{background:#fffdfa;border-radius:20px;padding:25px;color:var(--ink);display:grid;gap:15px;box-shadow:var(--shadow)}
    .field{display:grid;gap:7px}
    .field label{font-size:13px;font-weight:800;color:var(--wine-dark)}
    .field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:#faf6f2;color:var(--ink);padding:11px 13px;outline:0;transition:.2s}
    .field textarea{min-height:100px;resize:vertical}
    .field input:hover,.field select:hover,.field textarea:hover{border-color:#cda9a0}
    .field input:focus,.field select:focus,.field textarea:focus{border-color:var(--rose);background:#fff;box-shadow:0 0 0 4px rgba(182,95,104,.12)}
    .consent{display:flex;gap:8px;align-items:flex-start;color:var(--muted);font-size:12px;line-height:1.6}
    .consent input{accent-color:var(--wine);margin-top:5px}
    footer{background:#241b22;color:#ded1d0;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
    .footer-brand{color:#fff}
    .footer-copy{font-size:13px;line-height:1.8;color:#a99a9c;max-width:260px;margin:18px 0 0}
    .footer-col{display:grid;align-content:start;gap:9px}
    .footer-col h3{color:#fff;font-size:14px;margin-bottom:8px}
    .footer-col a{color:#a99a9c;font-size:13px;transition:.2s}
    .footer-col a:hover{color:#f0c3ba;transform:translateX(3px)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#96878b;font-size:12px}
    .empty-state{display:none;margin-top:18px;padding:30px;border:1px dashed #cdbdb7;border-radius:16px;text-align:center;color:var(--muted);background:rgba(255,253,250,.65)}
    @media(max-width:1024px){
      .nav-wrap{gap:14px}.brand{min-width:225px}.nav-link{padding:9px 8px}
      .search input{width:78px}.main-index{grid-template-columns:minmax(0,1fr) 270px}
      .hero-grid{gap:28px}.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,620px)}
      .nav-wrap{height:68px}.brand{min-width:0;flex:1}.brand-text{font-size:13px}
      .nav-links{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 16px;background:#fffdfa;border-bottom:1px solid var(--line);box-shadow:0 14px 24px rgba(54,32,39,.08);flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}.nav-link{padding:12px 14px}
      .nav-tools .btn{display:none}.search{padding:8px 10px}.search input{display:none}.mobile-toggle{display:block}
      .hero{padding:42px 0 34px}.hero-grid,.seo-layout,.faq-layout,.cta-grid{grid-template-columns:1fr}
      .hero-copy{padding:0}.hero-copy h1{font-size:42px}.hero-panel{min-height:300px;grid-template-columns:1fr 1fr}
      .preview-main{min-height:270px}.preview-small{min-height:125px}
      section{padding:62px 0}.section-head{display:block}.section-head p{margin-top:14px}
      .main-index{grid-template-columns:1fr}.side-stack{grid-template-columns:1fr 1fr}
      .faq-layout{gap:25px}.cta-section h2,.faq-layout h2{font-size:32px}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}
    }
    @media(max-width:520px){
      .container{width:calc(100% - 32px)}
      .brand-mark{width:31px;height:31px;font-size:13px}.brand-text{font-size:12px}
      .hero-copy h1{font-size:35px}.lead{font-size:15px}
      .hero-panel{padding:12px;gap:9px}.preview-main{min-height:245px}.preview-small{min-height:112px}.panel-stat{padding:12px}.panel-stat b{font-size:22px}.panel-stat small{font-size:11px}
      .filter-bar{align-items:stretch}.filter-spacer{display:none}.sort-select{width:100%;padding:5px}
      .index-item{grid-template-columns:92px 1fr;gap:13px}.index-item .item-arrow{display:none}.thumb{height:82px}.index-item h3{font-size:16px}.index-item p{font-size:12px}
      .side-stack{grid-template-columns:1fr}.pagination{display:block}.page-buttons{margin-top:14px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
    }