/* roulang page: index */
:root{
      --ink:#17131d;
      --plum:#281b31;
      --plum-2:#3b2643;
      --panel:#33263a;
      --panel-soft:#f1e9f0;
      --paper:#fbf8f8;
      --coral:#f47c63;
      --coral-dark:#d85e4e;
      --lime:#c9ed68;
      --yellow:#f6d77a;
      --muted:#9e91a2;
      --line:rgba(255,255,255,.13);
      --light-line:#e6dce5;
      --shadow:0 18px 45px rgba(23,12,27,.18);
      --radius:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      line-height:1.75;
    }
    a{text-decoration:none;color:inherit}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    img{display:block;max-width:100%}
    .app-shell{min-height:100vh}
    .side-nav{
      position:fixed;z-index:30;inset:0 auto 0 0;width:246px;
      color:#fff;background:var(--plum);
      border-right:1px solid rgba(255,255,255,.1);
      display:flex;flex-direction:column;padding:24px 16px;
    }
    .brand{display:flex;gap:12px;align-items:center;padding:8px 10px 28px}
    .brand-mark{
      width:38px;height:38px;border-radius:12px;background:var(--coral);
      color:#fff;display:grid;place-items:center;font-size:19px;font-weight:900;
      box-shadow:0 8px 20px rgba(244,124,99,.24)
    }
    .brand-name{font-weight:800;font-size:14px;line-height:1.35;letter-spacing:.02em}
    .nav-label{padding:0 12px;color:#9f8ca6;font-size:11px;letter-spacing:.16em;text-transform:uppercase}
    .nav-list{display:grid;gap:6px;margin-top:10px}
    .nav-link{
      position:relative;display:flex;align-items:center;gap:11px;min-height:48px;
      padding:10px 12px;border-radius:12px;color:#c8bacb;font-size:14px;
      transition:.2s ease;
    }
    .nav-link:hover,.nav-link:focus{color:#fff;background:rgba(255,255,255,.08);outline:none}
    .nav-link.active{color:#fff;background:rgba(244,124,99,.16)}
    .nav-link.active:before{content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;border-radius:3px;background:var(--coral)}
    .nav-icon{width:22px;text-align:center;color:var(--coral)}
    .nav-bottom{margin-top:auto;padding:16px 12px;border-top:1px solid var(--line)}
    .adult-note{font-size:12px;color:#b9a9bd;line-height:1.6}
    .adult-note strong{display:block;color:var(--yellow);margin-bottom:4px}
    .main-area{margin-left:246px;min-width:0}
    .mobile-bar{display:none}
    .container{width:min(1180px,calc(100% - 56px));margin:0 auto}
    .hero{
      color:#fff;background:
      linear-gradient(100deg,rgba(40,27,49,.98),rgba(59,38,67,.92)),
      repeating-linear-gradient(135deg,transparent 0 18px,rgba(255,255,255,.025) 19px 20px);
      padding:42px 0 48px;border-bottom:1px solid var(--line)
    }
    .hero-top{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:28px}
    .crumb{font-size:13px;color:#bcaec0}
    .status{display:inline-flex;align-items:center;gap:8px;color:#d8ef9a;font-size:12px}
    .status-dot{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 5px rgba(201,237,104,.12)}
    .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:end}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(30px,4vw,58px);line-height:1.12;letter-spacing:-.045em;margin-bottom:18px}
    .hero-copy{max-width:680px;color:#d5c8d8;font-size:16px;line-height:1.9;margin-bottom:24px}
    .eyebrow{display:inline-flex;padding:5px 10px;border:1px solid rgba(244,124,99,.55);border-radius:999px;color:#ffae9a;font-size:12px;margin-bottom:14px}
    .hero-actions{display:flex;gap:10px;flex-wrap:wrap}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:44px;padding:10px 17px;border-radius:11px;border:1px solid transparent;
      font-weight:700;font-size:14px;transition:.2s ease
    }
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 18px rgba(244,124,99,.2)}
    .btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px)}
    .btn-secondary{background:transparent;color:#fff;border-color:rgba(255,255,255,.24)}
    .btn-secondary:hover{background:rgba(255,255,255,.1);border-color:#fff}
    .btn:focus,input:focus,select:focus,textarea:focus,summary:focus{outline:3px solid rgba(244,124,99,.38);outline-offset:2px}
    .hero-panel{border:1px solid rgba(255,255,255,.14);background:rgba(15,10,20,.2);border-radius:var(--radius);padding:20px}
    .panel-head{display:flex;justify-content:space-between;align-items:center;color:#d8cbd9;font-size:13px;margin-bottom:18px}
    .signal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .signal{padding:15px 12px;background:rgba(255,255,255,.07);border-radius:12px;border:1px solid rgba(255,255,255,.08)}
    .signal b{display:block;color:#fff;font-size:23px;line-height:1.1}
    .signal span{display:block;margin-top:7px;color:#ad9eb1;font-size:11px}
    .search-box{display:flex;gap:8px;margin-top:15px}
    .search-box input{width:100%;min-width:0;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);color:#fff;border-radius:10px;padding:10px 12px}
    .search-box input::placeholder{color:#b5a7b8}
    .section{padding:66px 0}
    .section.alt{background:#f2ebf1}
    .section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:25px}
    .section-kicker{font-size:12px;letter-spacing:.14em;color:var(--coral-dark);font-weight:800}
    h2{font-size:clamp(25px,3vw,38px);line-height:1.2;letter-spacing:-.03em;margin:5px 0 9px}
    .section-intro{max-width:690px;color:#756979;margin-bottom:0}
    .text-link{color:var(--coral-dark);font-weight:700;font-size:14px}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}
    .metric{background:#fff;border:1px solid var(--light-line);border-radius:15px;padding:20px;position:relative;overflow:hidden;box-shadow:0 8px 24px rgba(50,25,55,.05)}
    .metric:after{content:"";position:absolute;left:0;right:0;bottom:0;height:4px;background:var(--coral)}
    .metric:nth-child(2):after{background:var(--lime)} .metric:nth-child(3):after{background:var(--yellow)} .metric:nth-child(4):after{background:#a887d8}
    .metric small{color:#85778a;font-size:12px}.metric strong{display:block;font-size:34px;line-height:1.1;margin:9px 0 4px;color:var(--plum)}
    .metric p{font-size:12px;color:#998d9d;margin:0}
    .matrix{display:grid;grid-template-columns:1.35fr .65fr;gap:16px}
    .matrix-main,.matrix-side{background:#fff;border:1px solid var(--light-line);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow)}
    .matrix-main{min-height:260px;background:linear-gradient(135deg,#fff 55%,#f8edf0)}
    .matrix-side{box-shadow:none;background:var(--plum);color:#fff}
    .matrix-side + .matrix-side{background:#fff;color:var(--ink)}
    .matrix-side-wrap{display:grid;gap:16px}
    .card-title{font-size:20px;font-weight:800;margin-bottom:8px}
    .card-copy{font-size:14px;color:#7b6e80;line-height:1.75}
    .matrix-side .card-copy{color:#c5b7c9}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0}
    .tag{padding:6px 10px;border-radius:999px;font-size:12px;background:#f2e7ef;color:#6f526f;border:1px solid #ead8e7}
    .tag.active{background:var(--coral);color:#fff;border-color:var(--coral)}
    .visual-strip{height:92px;border-radius:14px;background:linear-gradient(120deg,#5b3c61,#b6696a 46%,#e69b83);position:relative;overflow:hidden}
    .visual-strip:after{content:"合规预览 · 成人访问";position:absolute;right:15px;bottom:12px;color:#fff;font-size:12px;background:rgba(20,12,25,.45);padding:5px 9px;border-radius:7px}
    .mini-list{display:grid;gap:12px;margin-top:20px}
    .mini-item{display:flex;align-items:center;gap:11px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.12)}
    .mini-item:last-child{border:0;padding-bottom:0}
    .mini-num{color:var(--coral);font-weight:800;font-size:13px}
    .mini-item span{font-size:13px;color:#e1d7e2}
    .side-light .mini-item{border-color:var(--light-line)} .side-light .mini-item span{color:#5f5264}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .compare-box{border:1px solid var(--light-line);border-radius:16px;padding:23px;background:#fff}
    .compare-box.highlight{background:var(--plum);color:#fff;border-color:var(--plum)}
    .compare-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}
    .compare-head h3{font-size:19px;margin:0}.badge{font-size:11px;padding:5px 8px;border-radius:7px;background:var(--lime);color:#263126;font-weight:800}
    .compare-box.highlight .badge{background:var(--coral);color:#fff}
    .compare-list{display:grid;gap:12px}.compare-list li{list-style:none;display:flex;gap:10px;font-size:14px;color:#766879}.compare-box.highlight .compare-list li{color:#d7cad9}
    .compare-list ul{padding:0;margin:0}.check{color:#76a83e;font-weight:900}.compare-box.highlight .check{color:var(--lime)}
    .faq-wrap{max-width:820px;margin:0 auto}.faq-item{border-bottom:1px solid var(--light-line);padding:18px 0}
    summary{cursor:pointer;font-weight:800;list-style:none;display:flex;justify-content:space-between;gap:15px}
    summary::-webkit-details-marker{display:none} summary:after{content:"+";color:var(--coral-dark);font-size:20px} details[open] summary:after{content:"−"}
    .faq-answer{color:#716475;font-size:14px;line-height:1.85;padding:13px 32px 0 0}
    .form-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:20px}
    .form-panel,.form-aside{border-radius:18px;padding:28px}
    .form-panel{background:#fff;border:1px solid var(--light-line);box-shadow:var(--shadow)}
    .form-aside{background:var(--plum);color:#fff}
    .field{display:grid;gap:7px;margin-bottom:15px}.field label{font-size:13px;font-weight:700}.field input,.field select,.field textarea{width:100%;border:1px solid #ded3dd;border-radius:10px;padding:11px 12px;background:#fff;color:var(--ink)}.field textarea{min-height:105px;resize:vertical}
    .consent{display:flex;gap:8px;align-items:flex-start;color:#887a8c;font-size:12px;line-height:1.6;margin:5px 0 17px}.consent input{margin-top:5px;accent-color:var(--coral)}
    .aside-points{display:grid;gap:15px;margin-top:24px}.aside-point{display:flex;gap:10px;font-size:13px;color:#d3c5d6}.aside-point b{color:var(--lime);font-size:17px}
    .footer{background:#17121b;color:#c8bacb;padding:38px 0 24px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:35px}.footer h3{color:#fff;font-size:16px;margin:0 0 13px}.footer p,.footer a{font-size:13px;color:#a99aaa}.footer a:hover{color:#fff}.footer-links{display:grid;gap:7px}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:17px;display:flex;justify-content:space-between;gap:15px;font-size:12px;color:#837487}
    .toast{display:none;position:fixed;right:22px;bottom:22px;background:var(--plum);color:#fff;padding:14px 17px;border-radius:10px;box-shadow:var(--shadow);z-index:50;font-size:13px}.toast.show{display:block}
    .age-modal{position:fixed;inset:0;background:rgba(15,9,18,.82);z-index:60;display:grid;place-items:center;padding:20px}.age-card{max-width:440px;background:#fff;border-radius:20px;padding:30px;box-shadow:0 24px 80px rgba(0,0,0,.35);text-align:center}.age-card h2{color:var(--plum);margin-top:0}.age-card p{font-size:14px;color:#756879}.age-actions{display:flex;gap:10px;justify-content:center;margin-top:22px}.age-modal.hidden{display:none}
    @media(max-width:1050px){.side-nav{width:210px}.main-area{margin-left:210px}.container{width:min(100% - 38px,960px)}.hero-grid{gap:25px}.metrics{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:760px){.side-nav{display:none}.main-area{margin-left:0;padding-top:64px}.mobile-bar{position:fixed;display:flex;z-index:35;top:0;left:0;right:0;height:64px;background:var(--plum);color:#fff;align-items:center;justify-content:space-between;padding:0 16px;box-shadow:0 5px 20px rgba(20,10,25,.2)}.mobile-brand{font-size:14px;font-weight:800}.menu-btn{border:1px solid rgba(255,255,255,.2);background:transparent;color:#fff;border-radius:9px;padding:7px 10px}.mobile-menu{display:none;position:fixed;z-index:34;top:64px;left:0;right:0;background:var(--plum);padding:10px 16px 16px;box-shadow:0 15px 25px rgba(20,10,25,.25)}.mobile-menu.open{display:grid}.hero{padding:30px 0 35px}.hero-grid,.form-grid{grid-template-columns:1fr}.hero-panel{margin-top:5px}.section{padding:46px 0}.matrix{grid-template-columns:1fr}.compare{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.section-head{display:block}.section-head .text-link{display:inline-block;margin-top:12px}}
    @media(max-width:520px){.container{width:calc(100% - 28px)}.hero-top{display:block}.status{margin-top:12px}.signal-grid{grid-template-columns:1fr 1fr}.signal:last-child{grid-column:span 2}.metrics{gap:9px}.metric{padding:15px}.metric strong{font-size:27px}.matrix-main,.matrix-side,.form-panel,.form-aside{padding:20px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}.age-actions{flex-direction:column}.age-actions .btn{width:100%}}

/* roulang page: category1 */
:root{
      --ink:#17131d;
      --plum:#281b31;
      --plum-2:#3b2643;
      --panel:#33263a;
      --panel-soft:#f1e9f0;
      --paper:#fbf8f8;
      --coral:#f47c63;
      --coral-dark:#d85e4e;
      --lime:#c9ed68;
      --yellow:#f6d77a;
      --muted:#9e91a2;
      --line:rgba(255,255,255,.13);
      --light-line:#e6dce5;
      --shadow:0 18px 45px rgba(23,12,27,.18);
      --radius:18px;
    }
    *,*: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","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      line-height:1.75;
    }
    a{text-decoration:none;color:inherit}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    img,video{display:block;max-width:100%}
    h1,h2,h3,p{margin-top:0}
    .side-nav{
      position:fixed;z-index:30;inset:0 auto 0 0;width:246px;color:#fff;
      background:var(--plum);border-right:1px solid rgba(255,255,255,.1);
      display:flex;flex-direction:column;padding:24px 16px;
    }
    .side-nav-logo{display:block;padding:8px 10px 28px}
    .logo-main{display:block;font-weight:900;font-size:17px;line-height:1.35;letter-spacing:.01em}
    .logo-sub{display:block;color:#a995ad;font-size:11px;margin-top:6px;letter-spacing:.08em}
    .side-nav-links{list-style:none;padding:0;margin:0;display:grid;gap:6px}
    .side-nav-link{
      position:relative;display:flex;align-items:center;gap:11px;min-height:48px;
      padding:10px 12px;border-radius:12px;color:#c8bacb;font-size:14px;transition:.2s ease;
    }
    .side-nav-link:hover,.side-nav-link:focus{color:#fff;background:rgba(255,255,255,.08);outline:none}
    .side-nav-link.active{color:#fff;background:rgba(244,124,99,.16)}
    .side-nav-link.active:before{content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;border-radius:3px;background:var(--coral)}
    .nav-icon{width:22px;text-align:center;color:var(--coral)}
    .side-nav-footer{margin-top:auto;padding:16px 12px;border-top:1px solid var(--line);color:#9f8ca6;font-size:11px}
    .main-area{margin-left:246px;min-width:0}
    .mobile-bar{display:none}
    .container{width:min(1180px,calc(100% - 56px));margin:0 auto}
    .hero{
      color:#fff;background:linear-gradient(105deg,rgba(40,27,49,.98),rgba(59,38,67,.93)),
      repeating-linear-gradient(135deg,transparent 0 18px,rgba(255,255,255,.025) 19px 20px);
      padding:28px 0 48px;border-bottom:1px solid var(--line)
    }
    .hero-top{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:30px}
    .crumb{font-size:13px;color:#bbaebe}
    .status{display:inline-flex;align-items:center;gap:8px;color:#d9f28a;font-size:12px}
    .status:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 5px rgba(201,237,104,.12)}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
    .eyebrow{display:inline-flex;padding:5px 10px;border:1px solid rgba(244,124,99,.55);border-radius:999px;color:#ffae9a;font-size:12px;margin-bottom:14px}
    h1{font-size:clamp(30px,4vw,56px);line-height:1.15;letter-spacing:-.04em;margin-bottom:18px}
    .hero-copy{max-width:670px;color:#d5c8d8;font-size:16px;line-height:1.9;margin-bottom:24px}
    .hero-actions{display:flex;gap:10px;flex-wrap:wrap}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 17px;border-radius:11px;border:1px solid transparent;font-weight:700;font-size:14px;transition:.2s ease}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 18px rgba(244,124,99,.2)}
    .btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px)}
    .btn-secondary{background:transparent;color:#fff;border-color:rgba(255,255,255,.24)}
    .btn-secondary:hover{background:rgba(255,255,255,.1);border-color:#fff}
    .btn-light{background:#fff;color:var(--plum);border-color:var(--light-line)}
    .btn-light:hover{background:#f7edf4;transform:translateY(-2px)}
    .btn:focus,input:focus,select:focus,textarea:focus,summary:focus{outline:3px solid rgba(244,124,99,.38);outline-offset:2px}
    .preview{
      min-height:260px;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);
      overflow:hidden;position:relative;background:
      linear-gradient(135deg,rgba(244,124,99,.2),transparent 45%),
      linear-gradient(145deg,#5a3b60,#211625 75%);
      box-shadow:var(--shadow)
    }
    .preview:after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,transparent 0 7px,rgba(255,255,255,.035) 8px)}
    .preview-info{position:absolute;z-index:2;left:22px;right:22px;bottom:20px}
    .play-button{position:absolute;z-index:3;top:50%;left:50%;transform:translate(-50%,-50%);width:62px;height:62px;border:1px solid rgba(255,255,255,.5);border-radius:50%;background:rgba(244,124,99,.92);color:#fff;font-size:25px;display:grid;place-items:center;transition:.2s}
    .play-button:hover{background:var(--coral-dark);transform:translate(-50%,-50%) scale(1.05)}
    .section{padding:64px 0}
    .section.alt{background:#f2ebf1}
    .section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:25px}
    .section-kicker{font-size:12px;letter-spacing:.14em;color:var(--coral-dark);font-weight:800}
    h2{font-size:clamp(24px,3vw,36px);line-height:1.25;margin:5px 0 10px}
    .section-intro{max-width:690px;color:#756979;margin-bottom:0}
    .dashboard{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
    .metric{background:#fff;border:1px solid var(--light-line);border-radius:15px;padding:19px;position:relative;overflow:hidden;box-shadow:0 8px 20px rgba(40,20,45,.05)}
    .metric:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--coral)}
    .metric:nth-child(2):before{background:var(--lime)}.metric:nth-child(3):before{background:var(--yellow)}.metric:nth-child(4):before{background:#a98bc0}
    .metric-label{font-size:12px;color:#897b8c}.metric-number{font-size:31px;font-weight:900;line-height:1.2;margin:8px 0}.metric-note{font-size:12px;color:#a092a3}
    .matrix{display:grid;grid-template-columns:1.35fr .65fr;gap:16px}
    .matrix-main,.matrix-side{border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
    .matrix-main{background:linear-gradient(135deg,#fff 55%,#f8edf0);border:1px solid var(--light-line)}
    .matrix-side{background:var(--panel);color:#fff;border:1px solid rgba(255,255,255,.1)}
    .card-title{font-size:21px;font-weight:800;margin-bottom:8px}.card-copy{font-size:14px;color:#7b6e80;line-height:1.75}.matrix-side .card-copy{color:#c5b7c9}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0}.tag{padding:6px 10px;border-radius:999px;font-size:12px;background:#f2e7ef;color:#6f526f;border:1px solid #ead8e7;transition:.2s}.tag:hover,.tag:focus{border-color:var(--coral);color:var(--coral-dark)}.tag.active{background:var(--coral);color:#fff;border-color:var(--coral)}
    .mini-list{display:grid;gap:12px;margin-top:20px}.mini-item{display:flex;align-items:center;gap:11px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.12)}.mini-item:last-child{border:0;padding-bottom:0}.mini-item span{font-size:13px;color:#e1d7e2}
    .thumb{height:108px;border-radius:12px;background:linear-gradient(135deg,#efd0ce,#6b486d 48%,#26182c);position:relative;overflow:hidden;margin-bottom:15px}.thumb:after{content:"合规预览";position:absolute;right:10px;bottom:9px;color:#fff;background:rgba(40,27,49,.72);font-size:11px;padding:3px 7px;border-radius:6px}
    .content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.content-card{background:#fff;border:1px solid var(--light-line);border-radius:16px;padding:14px;transition:.2s;box-shadow:0 8px 18px rgba(40,20,45,.04)}.content-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#e3b1a7}.content-card p{color:#7d7081;font-size:13px;margin:0 0 14px}
    .card-meta{display:flex;justify-content:space-between;gap:8px;color:#9b8e9e;font-size:11px}.badge{font-size:11px;padding:5px 8px;border-radius:7px;background:var(--lime);color:#263126;font-weight:800}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:16px}.compare-box{padding:25px;border-radius:var(--radius);background:#fff;border:1px solid var(--light-line)}.compare-box.highlight{background:var(--plum);color:#fff}.compare-box h3{font-size:20px;margin-bottom:8px}.compare-list{display:grid;gap:12px;padding:0;margin:20px 0 0}.compare-list li{list-style:none;display:flex;gap:10px;font-size:14px;color:#766879}.highlight .compare-list li{color:#d7cad9}.compare-list li:before{content:"✓";color:var(--coral-dark);font-weight:900}.highlight .compare-list li:before{color:var(--lime)}
    .faq-wrap{max-width:820px;margin:0 auto}.faq-item{border-bottom:1px solid var(--light-line);padding:18px 0}.faq-item summary{cursor:pointer;font-weight:800;list-style:none;display:flex;justify-content:space-between;gap:20px}.faq-item summary:after{content:"＋";color:var(--coral-dark)}.faq-item[open] summary:after{content:"－"}.faq-answer{color:#716475;font-size:14px;line-height:1.85;padding:13px 32px 0 0}
    .form-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:20px}.form-panel,.form-aside{border-radius:18px;padding:28px}.form-panel{background:#fff;border:1px solid var(--light-line);box-shadow:var(--shadow)}.form-aside{background:var(--plum);color:#fff}.field{margin-bottom:16px}.field label{display:block;font-weight:700;font-size:13px;margin-bottom:7px}.field input,.field select,.field textarea{width:100%;border:1px solid #ded3dd;border-radius:10px;padding:11px 12px;background:#fff;color:var(--ink)}.field textarea{min-height:110px;resize:vertical}.check{display:flex;gap:8px;align-items:flex-start;color:#786b7c;font-size:12px;margin:12px 0 18px}.check input{margin-top:5px;accent-color:var(--coral)}
    .footer{background:var(--plum);color:#fff;padding:42px 0 20px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .8fr;gap:30px}.footer h3{font-size:16px;margin-bottom:12px}.footer p{color:#c6b7c8;font-size:13px;max-width:360px}.footer-links{display:grid;gap:8px;color:#c6b7c8;font-size:13px}.footer-links a:hover{color:#fff}.footer-bottom{border-top:1px solid var(--line);margin-top:30px;padding-top:17px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#9f8ca6;font-size:11px}
    .age-modal{position:fixed;inset:0;z-index:60;background:rgba(23,13,28,.78);display:grid;place-items:center;padding:20px}.age-card{max-width:470px;background:var(--paper);border-radius:20px;padding:30px;box-shadow:0 25px 70px rgba(0,0,0,.35)}.age-card h2{margin-top:0}.age-card p{color:#716475;font-size:14px}
    @media(max-width:1024px){.side-nav{width:218px}.main-area{margin-left:218px}.hero-grid{gap:25px}.dashboard{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.side-nav{display:none}.main-area{margin-left:0}.mobile-bar{display:flex;position:sticky;top:0;z-index:40;background:var(--plum);color:#fff;min-height:64px;padding:10px 18px;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.mobile-brand{font-weight:900;font-size:14px;max-width:230px;line-height:1.25}.mobile-menu{border:1px solid rgba(255,255,255,.25);background:transparent;color:#fff;border-radius:9px;padding:8px 12px}.mobile-drawer{display:none;background:var(--plum);padding:8px 18px 18px}.mobile-drawer.open{display:block}.mobile-drawer a{display:block;color:#d8cbd9;padding:11px 0;border-bottom:1px solid var(--line)}.container{width:min(100% - 36px,680px)}.hero{padding-top:24px}.hero-grid,.matrix,.form-grid{grid-template-columns:1fr}.preview{min-height:220px}.section{padding:48px 0}.content-grid{grid-template-columns:1fr 1fr}.compare{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){.hero-top,.section-head{display:block}.status{margin-top:12px}.dashboard{grid-template-columns:1fr 1fr;gap:8px}.metric{padding:14px}.metric-number{font-size:25px}.content-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}.hero-actions .btn{width:100%}}

/* roulang page: category2 */
:root{
      --ink:#17131d;
      --plum:#281b31;
      --plum-2:#3b2643;
      --panel:#33263a;
      --panel-soft:#f1e9f0;
      --paper:#fbf8f8;
      --coral:#f47c63;
      --coral-dark:#d85e4e;
      --lime:#c9ed68;
      --yellow:#f6d77a;
      --muted:#9e91a2;
      --line:rgba(255,255,255,.13);
      --light-line:#e6dce5;
      --shadow:0 18px 45px rgba(23,12,27,.18);
      --radius:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;color:var(--ink);background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      line-height:1.75;
    }
    a{text-decoration:none;color:inherit}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    img{display:block;max-width:100%}
    .side-nav{
      position:fixed;z-index:30;inset:0 auto 0 0;width:246px;color:#fff;
      background:var(--plum);border-right:1px solid rgba(255,255,255,.1);
      display:flex;flex-direction:column;padding:24px 16px;
    }
    .side-nav-logo{
      display:block;padding:8px 10px 28px;border-bottom:1px solid var(--line);
    }
    .logo-main{display:block;font-size:15px;font-weight:800;line-height:1.45;letter-spacing:.02em}
    .logo-sub{display:block;color:#9f8ca6;font-size:11px;margin-top:6px;letter-spacing:.08em}
    .side-nav-links{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:6px}
    .side-nav-link{
      position:relative;display:flex;align-items:center;gap:11px;min-height:48px;
      padding:10px 12px;border-radius:12px;color:#c8bacb;font-size:14px;transition:.2s ease;
    }
    .side-nav-link:hover,.side-nav-link:focus{color:#fff;background:rgba(255,255,255,.08);outline:none}
    .side-nav-link.active{color:#fff;background:rgba(244,124,99,.16)}
    .side-nav-link.active:before{
      content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;
      border-radius:3px;background:var(--coral)
    }
    .nav-icon{width:22px;text-align:center;color:var(--coral)}
    .side-nav-footer{margin-top:auto;padding:16px 12px;border-top:1px solid var(--line);color:#9f8ca6;font-size:11px}
    .main-area{margin-left:246px;min-width:0}
    .mobile-bar{display:none}
    .container{width:min(1180px,calc(100% - 56px));margin:0 auto}
    .hero{
      color:#fff;background:
      linear-gradient(100deg,rgba(40,27,49,.98),rgba(59,38,67,.92)),
      repeating-linear-gradient(135deg,transparent 0 18px,rgba(255,255,255,.025) 19px 20px);
      padding:28px 0 48px;border-bottom:1px solid var(--line)
    }
    .hero-top{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:34px}
    .crumbs{font-size:13px;color:#b7a8ba}
    .crumbs a{color:#ffae9a}
    .status-line{display:flex;align-items:center;gap:9px;color:#cfc1d1;font-size:12px}
    .status-dot{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(201,237,104,.12)}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:end}
    .eyebrow{
      display:inline-flex;padding:5px 10px;border:1px solid rgba(244,124,99,.55);
      border-radius:999px;color:#ffae9a;font-size:12px;margin-bottom:14px
    }
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(30px,4vw,52px);line-height:1.2;letter-spacing:-.04em;margin-bottom:17px}
    h2{font-size:clamp(24px,3vw,34px);line-height:1.3;margin-bottom:10px}
    h3{line-height:1.4}
    .hero-copy{max-width:690px;color:#d5c8d8;font-size:16px;line-height:1.9;margin-bottom:24px}
    .hero-actions{display:flex;gap:10px;flex-wrap:wrap}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;
      padding:10px 17px;border-radius:11px;border:1px solid transparent;font-weight:700;
      font-size:14px;transition:.2s ease
    }
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 18px rgba(244,124,99,.2)}
    .btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px)}
    .btn-secondary{background:transparent;color:#fff;border-color:rgba(255,255,255,.24)}
    .btn-secondary:hover{background:rgba(255,255,255,.1);border-color:#fff}
    .btn:focus,input:focus,select:focus,textarea:focus,summary:focus{
      outline:3px solid rgba(244,124,99,.38);outline-offset:2px
    }
    .hero-panel{border:1px solid rgba(255,255,255,.14);background:rgba(15,10,20,.2);border-radius:var(--radius);padding:20px}
    .panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
    .panel-label{font-size:12px;color:#bcaebe;letter-spacing:.12em}
    .panel-state{font-size:11px;padding:5px 8px;border-radius:7px;background:var(--lime);color:#263126;font-weight:800}
    .signal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .signal{padding:14px 12px;border-left:2px solid var(--coral);background:rgba(255,255,255,.06);border-radius:9px}
    .signal strong{display:block;font-size:25px;line-height:1.2;color:#fff}
    .signal span{display:block;color:#b9aaba;font-size:12px;margin-top:5px}
    .search-box{display:flex;gap:8px;margin-top:15px}
    .search-box input{width:100%;min-width:0;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);color:#fff;border-radius:10px;padding:10px 12px}
    .search-box input::placeholder{color:#b5a7b8}
    .section{padding:66px 0}
    .section.alt{background:#f2ebf1}
    .section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:25px}
    .section-kicker{font-size:12px;letter-spacing:.14em;color:var(--coral-dark);font-weight:800}
    .section-intro{max-width:690px;color:#756979;margin-bottom:0}
    .text-link{color:var(--coral-dark);font-weight:700;font-size:14px}
    .topic-strip{
      display:flex;gap:14px;overflow-x:auto;padding:3px 2px 16px;scrollbar-width:thin
    }
    .topic-card{
      min-width:270px;flex:1;color:#fff;background:var(--plum);border-radius:var(--radius);
      padding:22px;border:1px solid rgba(255,255,255,.08);position:relative;overflow:hidden;
      transition:.2s ease
    }
    .topic-card:after{content:"";position:absolute;width:120px;height:120px;right:-42px;bottom:-50px;border-radius:50%;background:rgba(244,124,99,.16)}
    .topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .topic-card h3{font-size:19px;margin:16px 0 7px}
    .topic-card p{font-size:13px;color:#cbbdce;line-height:1.7;margin-bottom:18px}
    .topic-code{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:.12em}
    .topic-meta{display:flex;justify-content:space-between;color:#a998ad;font-size:12px}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0}
    .tag{
      padding:7px 11px;border-radius:999px;font-size:12px;background:#f2e7ef;
      color:#6f526f;border:1px solid #ead8e7;transition:.2s ease
    }
    .tag:hover,.tag:focus,.tag.active{background:var(--coral);color:#fff;border-color:var(--coral)}
    .update-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px;align-items:start}
    .timeline{position:relative;padding-left:30px}
    .timeline:before{content:"";position:absolute;left:8px;top:10px;bottom:10px;width:1px;background:#ddcddc}
    .update-item{position:relative;display:grid;grid-template-columns:105px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--light-line)}
    .update-item:before{content:"";position:absolute;left:-26px;top:29px;width:9px;height:9px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 5px #f2ebf1}
    .update-date{font-size:12px;color:#938295}
    .update-item h3{font-size:17px;margin:0 0 5px}
    .update-item p{font-size:13px;color:#776a7b;margin:0}
    .update-badge{font-size:11px;padding:5px 8px;border-radius:7px;background:var(--lime);color:#263126;font-weight:800;white-space:nowrap}
    .update-badge.pending{background:var(--yellow)}
    .summary-card{background:#fff;border:1px solid var(--light-line);border-radius:var(--radius);padding:23px;box-shadow:var(--shadow)}
    .summary-card.dark{background:var(--plum);color:#fff;border-color:transparent}
    .summary-card h3{font-size:19px;margin-bottom:8px}
    .summary-card p{font-size:13px;color:#776a7b;line-height:1.8}
    .summary-card.dark p{color:#cbbdce}
    .summary-stat{display:flex;justify-content:space-between;align-items:end;padding:16px 0;border-bottom:1px solid var(--light-line)}
    .summary-card.dark .summary-stat{border-color:var(--line)}
    .summary-stat strong{font-size:30px;line-height:1}
    .summary-stat span{font-size:12px;color:#938295}
    .summary-card.dark .summary-stat span{color:#b9aaba}
    .filter-bar{display:flex;justify-content:space-between;gap:16px;align-items:center;margin:28px 0 12px}
    .filter-bar select{border:1px solid var(--light-line);background:#fff;border-radius:10px;padding:10px 13px;color:var(--ink)}
    .faq-wrap{max-width:820px;margin:0 auto}
    .faq-item{border-bottom:1px solid var(--light-line);padding:18px 0}
    .faq-item summary{cursor:pointer;list-style:none;font-weight:800;padding-right:28px;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"＋";position:absolute;right:0;color:var(--coral-dark);font-size:20px;line-height:1}
    .faq-item[open] summary:after{content:"－"}
    .faq-answer{color:#716475;font-size:14px;line-height:1.85;padding:13px 32px 0 0;margin:0}
    .form-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:20px}
    .form-panel,.form-aside{border-radius:18px;padding:28px}
    .form-panel{background:#fff;border:1px solid var(--light-line);box-shadow:var(--shadow)}
    .form-aside{background:var(--plum);color:#fff}
    .field{margin-bottom:16px}
    .field label{display:block;font-size:13px;font-weight:700;margin-bottom:7px}
    .field input,.field select,.field textarea{width:100%;border:1px solid #ded3dd;border-radius:10px;padding:11px 12px;background:#fff;color:var(--ink)}
    .field textarea{min-height:120px;resize:vertical}
    .consent{display:flex;gap:8px;align-items:flex-start;color:#756979;font-size:12px;margin:13px 0 18px}
    .consent input{margin-top:5px;accent-color:var(--coral)}
    .form-aside h3{font-size:22px;margin-bottom:12px}
    .form-aside p{color:#cbbdce;font-size:14px;line-height:1.85}
    .aside-list{display:grid;gap:12px;margin-top:22px}
    .aside-list li{list-style:none;color:#e0d4e2;font-size:13px;padding-left:20px;position:relative}
    .aside-list li:before{content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:50%;background:var(--lime)}
    .notice{margin-top:18px;padding:12px 14px;border-radius:10px;background:#fff7df;color:#766020;font-size:12px}
    .footer{background:var(--plum);color:#fff;padding:42px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr;gap:38px}
    .footer h3{font-size:16px;margin-bottom:10px}
    .footer p{color:#cbbdce;font-size:13px;line-height:1.8;max-width:380px}
    .footer-links{display:grid;gap:8px;color:#cbbdce;font-size:13px}
    .footer-links a{transition:.2s ease}
    .footer-links a:hover,.footer-links a:focus{color:#ffae9a}
    .footer-bottom{display:flex;justify-content:space-between;gap:15px;border-top:1px solid var(--line);margin-top:30px;padding-top:18px;color:#9f8ca6;font-size:12px}
    .age-dialog{position:fixed;inset:0;z-index:60;background:rgba(23,13,28,.74);display:grid;place-items:center;padding:20px}
    .age-dialog.hidden{display:none}
    .age-card{max-width:430px;background:var(--paper);border-radius:20px;padding:30px;box-shadow:0 25px 80px rgba(0,0,0,.3)}
    .age-card h2{font-size:25px;margin-bottom:10px}
    .age-card p{color:#756979;font-size:14px;line-height:1.8}
    .age-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
    @media (max-width:1024px){
      .side-nav{width:215px}
      .main-area{margin-left:215px}
      .container{width:min(100% - 40px,960px)}
      .hero-grid,.update-layout{grid-template-columns:1fr}
      .summary-card{display:grid;grid-template-columns:1fr 1fr;gap:15px}
      .summary-card h3,.summary-card p{grid-column:1/-1}
    }
    @media (max-width:768px){
      .side-nav{display:none}
      .main-area{margin-left:0}
      .mobile-bar{
        display:flex;position:sticky;top:0;z-index:40;min-height:64px;padding:10px 18px;
        align-items:center;justify-content:space-between;background:var(--plum);color:#fff;
        border-bottom:1px solid var(--line)
      }
      .mobile-brand{font-size:13px;font-weight:800;max-width:220px;line-height:1.35}
      .mobile-actions{display:flex;gap:8px}
      .mobile-actions button{border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);color:#fff;border-radius:9px;padding:7px 10px}
      .mobile-menu{
        display:none;position:absolute;left:0;right:0;top:64px;padding:12px 18px 18px;
        background:var(--plum);border-bottom:1px solid var(--line)
      }
      .mobile-menu.open{display:grid;gap:5px}
      .mobile-menu a{padding:11px;border-radius:9px;color:#d5c8d8;font-size:14px}
      .mobile-menu a:hover{background:rgba(255,255,255,.08);color:#fff}
      .container{width:calc(100% - 34px)}
      .hero{padding:24px 0 38px}
      .hero-top{align-items:flex-start;flex-direction:column;margin-bottom:25px}
      .hero-grid{gap:25px}
      .section{padding:46px 0}
      .section-head{display:block}
      .section-head .text-link{display:inline-block;margin-top:12px}
      .update-item{grid-template-columns:1fr auto;gap:8px 14px}
      .update-date{grid-column:1/-1}
      .footer-grid,.form-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-bottom:7px}
    }
    @media (max-width:520px){
      h1{font-size:31px}
      .signal-grid{grid-template-columns:1fr 1fr}
      .signal:last-child{grid-column:1/-1}
      .search-box{display:block}
      .search-box .btn{width:100%;margin-top:8px}
      .topic-card{min-width:235px}
      .summary-card{display:block}
      .summary-stat{margin-top:4px}
      .filter-bar{display:block}
      .filter-bar select{width:100%;margin-top:12px}
      .update-item{display:block;padding:18px 0}
      .update-badge{display:inline-block;margin-top:10px}
      .form-panel,.form-aside{padding:22px}
    }