/* roulang page: index */
:root{
      --blue:#4779a8;
      --blue-dark:#315d88;
      --blue-soft:#eaf3fa;
      --plum:#87677d;
      --plum-soft:#f3eaf0;
      --ink:#203346;
      --muted:#718092;
      --line:#dfe8ef;
      --paper:#ffffff;
      --mist:#f5f8fb;
      --shadow:0 16px 40px rgba(48,78,105,.10);
      --shadow-sm:0 8px 22px rgba(48,78,105,.08);
      --radius:18px;
      --max:1200px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--mist);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      line-height:1.75;
      font-size:15px;
    }
    a{color:var(--blue);text-decoration:none;transition:.22s ease}
    a:hover{color:var(--blue-dark)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
    .site-header{padding:22px 0 8px;position:relative;z-index:10}
    .dock{
      width:min(calc(100% - 28px),1080px);
      margin:auto;
      min-height:66px;
      display:flex;
      align-items:center;
      gap:16px;
      padding:10px 14px 10px 22px;
      background:rgba(255,255,255,.97);
      border:1px solid var(--line);
      border-radius:999px;
      box-shadow:var(--shadow-sm);
    }
    .brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;line-height:1.2;white-space:nowrap}
    .brand-mark{width:32px;height:32px;border-radius:10px;background:var(--blue);position:relative}
    .brand-mark:after{content:"";position:absolute;width:11px;height:11px;border:2px solid #fff;border-radius:50%;left:10px;top:10px}
    .nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
    .nav-links a,.age-link{padding:9px 14px;border-radius:12px;color:var(--muted);font-size:14px}
    .nav-links a:hover,.nav-links a.active{background:var(--blue-soft);color:var(--blue-dark)}
    .age-link{border:1px solid var(--line);white-space:nowrap}
    .age-link:hover{border-color:var(--blue);background:var(--blue-soft)}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:24px}
    .section{padding:88px 0}
    .hero{padding:74px 0 76px;background:linear-gradient(180deg,#f8fbfd 0%,#f1f6fa 100%);border-bottom:1px solid var(--line)}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
    .eyebrow,.badge{display:inline-flex;align-items:center;gap:7px;color:var(--blue-dark);background:var(--blue-soft);border-radius:8px;padding:5px 10px;font-size:12px;font-weight:700}
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--plum)}
    h1,h2,h3{margin:0;color:var(--ink);line-height:1.25;letter-spacing:-.025em}
    h1{font-size:clamp(34px,5vw,62px);max-width:700px;margin:20px 0 18px}
    h2{font-size:clamp(25px,3vw,36px)}
    h3{font-size:20px}
    .hero-copy{font-size:17px;color:var(--muted);max-width:650px}
    .actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 30px}
    .button{border-radius:11px!important;padding:12px 20px!important;font-weight:700!important;border:1px solid transparent!important;transition:.22s ease!important}
    .button.primary{background:var(--blue)!important;color:#fff!important}
    .button.primary:hover{background:var(--blue-dark)!important;transform:translateY(-2px);box-shadow:0 8px 18px rgba(71,121,168,.22)}
    .button.secondary{background:#fff!important;color:var(--blue-dark)!important;border-color:#b9d0e1!important}
    .button.secondary:hover{background:var(--blue-soft)!important;transform:translateY(-2px)}
    .metric-row{display:flex;gap:28px;flex-wrap:wrap}
    .metric strong{display:block;font-size:25px;color:var(--blue-dark)}
    .metric span{color:var(--muted);font-size:13px}
    .hero-panel{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:var(--shadow);transform:rotate(1deg)}
    .panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
    .panel-title{font-weight:800}
    .status{font-size:12px;color:#5d8879;background:#eaf6f0;padding:4px 9px;border-radius:7px}
    .cover-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:12px}
    .cover{border-radius:14px;min-height:132px;position:relative;overflow:hidden;background:linear-gradient(135deg,#c9ddeb,#eef4f8)}
    .cover.big{min-height:280px;background:linear-gradient(145deg,#d2e4ef 10%,#91b4ca 55%,#eadde6)}
    .cover:after{content:"";position:absolute;inset:20% -10% -20% 35%;background:rgba(255,255,255,.38);border-radius:50%;filter:blur(8px)}
    .cover-label{position:absolute;left:14px;bottom:12px;color:#fff;font-weight:700;font-size:13px;z-index:1}
    .mini-stack{display:grid;gap:12px}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:34px}
    .section-head p{max-width:560px;color:var(--muted);margin:0}
    .matrix{display:grid;grid-template-columns:1.35fr .8fr .8fr;grid-template-rows:auto auto;gap:18px}
    .card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow-sm);transition:.22s ease}
    .card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#b9d0e1}
    .matrix .wide{grid-row:span 2;padding:32px;background:linear-gradient(145deg,#fff,#eef6fb)}
    .matrix .wide .card-visual{height:166px;margin:22px 0;background:linear-gradient(135deg,#dbeaf3,#a9c6d8 58%,#e9dce7);border-radius:15px;position:relative;overflow:hidden}
    .card-visual:before{content:"";position:absolute;width:210px;height:210px;border-radius:50%;background:rgba(255,255,255,.36);right:-35px;top:-60px}
    .card-index{color:var(--plum);font-size:12px;font-weight:800;letter-spacing:.08em}
    .card p{color:var(--muted);margin:10px 0 18px}
    .arrow-link{font-weight:700;font-size:14px}
    .tag-row{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}
    .tag{display:inline-block;background:var(--plum-soft);color:#76566c;border-radius:7px;padding:4px 9px;font-size:12px}
    .compare{display:grid;grid-template-columns:.8fr 1.2fr;gap:18px}
    .compare-panel{border-radius:var(--radius);padding:30px;border:1px solid var(--line);background:#fff}
    .compare-panel.featured{background:var(--blue);color:#fff;border-color:var(--blue)}
    .compare-panel.featured h3,.compare-panel.featured p{color:#fff}
    .compare-panel p{color:var(--muted)}
    .compare-list{list-style:none;margin:20px 0 0;padding:0}
    .compare-list li{padding:11px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:12px}
    .featured .compare-list li{border-color:rgba(255,255,255,.22)}
    .check{color:#72a98d;font-weight:800}
    .featured .check{color:#d9f2e6}
    .updates{display:grid;grid-template-columns:1fr .72fr;gap:20px}
    .update-list{padding:0;margin:0;list-style:none}
    .update-list li{display:flex;gap:18px;padding:17px 0;border-bottom:1px solid var(--line);align-items:flex-start}
    .update-date{min-width:72px;color:var(--plum);font-weight:800;font-size:13px}
    .update-list strong{display:block}
    .update-list span{color:var(--muted);font-size:13px}
    .rank-list{list-style:none;margin:0;padding:0}
    .rank-list li{display:flex;align-items:center;gap:14px;padding:15px 0;border-bottom:1px solid var(--line)}
    .rank-no{width:28px;height:28px;border-radius:8px;background:var(--blue-soft);color:var(--blue-dark);display:grid;place-items:center;font-weight:800}
    .rank-list small{display:block;color:var(--muted)}
    .faq-list{max-width:900px;margin:auto}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden}
    .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;background:#fff;border:0;padding:20px 23px;color:var(--ink);font-weight:800}
    .faq-question:hover{background:var(--blue-soft)}
    .faq-answer{display:none;padding:0 23px 21px;color:var(--muted)}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question{color:var(--blue-dark)}
    .plus{font-size:23px;color:var(--blue);transition:.2s}
    .faq-item.open .plus{transform:rotate(45deg)}
    .security{background:#edf5f9}
    .security-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center}
    .security-points{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .security-point{background:#fff;border:1px solid var(--line);border-radius:13px;padding:16px}
    .security-point strong{display:block;margin-bottom:3px}
    .security-point span{color:var(--muted);font-size:13px}
    .cta-panel{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:38px}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}
    label{display:block;font-size:13px;font-weight:700;color:var(--ink)}
    input,select,textarea{width:100%;margin-top:7px;border:1px solid #cddbe5;border-radius:10px;background:#fff;padding:11px 13px;color:var(--ink);outline:0}
    textarea{min-height:106px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(71,121,168,.13)}
    .full{grid-column:1/-1}
    .consent{color:var(--muted);font-size:12px;margin:16px 0}
    .consent input{width:auto;margin-right:6px}
    .site-footer{padding:45px 0 30px;background:#eaf1f5;border-top:1px solid var(--line)}
    .footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:35px}
    .footer-brand{font-weight:800;font-size:18px;color:var(--ink)}
    .site-footer p,.site-footer li{color:var(--muted);font-size:13px}
    .site-footer ul{list-style:none;margin:12px 0 0;padding:0}
    .site-footer li{margin:7px 0}
    .copyright{border-top:1px solid var(--line);margin-top:32px;padding-top:20px;color:var(--muted);font-size:12px;display:flex;justify-content:space-between;gap:16px}
    .reveal{animation:fadeUp .6s ease both}
    @keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
    @media(max-width:1024px){
      .hero-grid,.security-grid{grid-template-columns:1fr}
      .hero-panel{max-width:620px}
      .matrix{grid-template-columns:1fr 1fr}
      .matrix .wide{grid-row:auto;grid-column:1/-1}
    }
    @media(max-width:768px){
      .site-header{padding-top:12px}
      .dock{border-radius:18px;justify-content:space-between}
      .brand{font-size:13px;white-space:normal}
      .brand-mark{flex:none}
      .menu-toggle{display:block}
      .nav-links{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow)}
      .dock.menu-open{position:relative}
      .dock.menu-open .nav-links{display:flex;flex-direction:column;align-items:stretch}
      .dock.menu-open .nav-links a{text-align:center}
      .age-link{display:none}
      .section{padding:62px 0}
      .hero{padding:52px 0 60px}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .compare,.updates{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:520px){
      .container{width:min(calc(100% - 28px),var(--max))}
      h1{font-size:36px}
      .hero-copy{font-size:15px}
      .matrix{grid-template-columns:1fr}
      .matrix .wide{grid-column:auto}
      .cover-grid{grid-template-columns:1fr}
      .form-grid,.security-points,.footer-grid{grid-template-columns:1fr}
      .full{grid-column:auto}
      .cta-panel{padding:23px}
      .copyright{display:block}
    }

/* roulang page: category1 */
:root{
      --blue:#4779a8;
      --blue-dark:#315d88;
      --blue-soft:#eaf3fa;
      --plum:#87677d;
      --plum-soft:#f3eaf0;
      --ink:#203346;
      --muted:#718092;
      --line:#dfe8ef;
      --paper:#fff;
      --mist:#f5f8fb;
      --shadow:0 16px 40px rgba(48,78,105,.10);
      --shadow-sm:0 8px 22px rgba(48,78,105,.08);
      --radius:18px;
      --max:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--mist);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.75}
    a{color:var(--blue);text-decoration:none;transition:.22s ease}
    a:hover{color:var(--blue-dark)}
    img{display:block;max-width:100%}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(32px,5vw,56px);line-height:1.2;letter-spacing:-.035em;margin-bottom:22px}
    h2{font-size:clamp(25px,3vw,36px);line-height:1.3;margin-bottom:12px}
    h3{font-size:19px;line-height:1.4;margin-bottom:8px}
    .container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
    .site-header{padding:22px 0 8px;position:relative;z-index:10}
    .dock{width:min(calc(100% - 40px),1180px);margin:auto;display:flex;align-items:center;gap:20px;padding:11px 15px 11px 18px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm)}
    .brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;line-height:1.2;white-space:nowrap}
    .brand-mark{width:32px;height:32px;border-radius:10px;background:var(--blue);position:relative}
    .brand-mark:after{content:"";position:absolute;width:11px;height:11px;border:2px solid #fff;border-radius:50%;left:10px;top:10px}
    .nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
    .nav-links a,.age-link{padding:9px 14px;border-radius:12px;color:var(--muted);font-size:14px}
    .nav-links a:hover,.nav-links a.active{background:var(--blue-soft);color:var(--blue-dark)}
    .age-link{border:1px solid #cddde8;color:var(--blue-dark)}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:24px}
    .hero{padding:68px 0 74px;background:linear-gradient(180deg,#f8fbfd,#f1f6fa);border-bottom:1px solid var(--line)}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}
    .eyebrow,.badge{display:inline-flex;align-items:center;gap:7px;color:var(--blue-dark);background:var(--blue-soft);border-radius:8px;padding:5px 10px;font-size:12px;font-weight:700}
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--plum)}
    .hero-copy{font-size:17px;color:var(--muted);max-width:650px}
    .button{display:inline-block;border-radius:11px!important;padding:12px 20px!important;font-weight:700!important;border:1px solid transparent!important;transition:.22s ease!important}
    .button.primary{background:var(--blue)!important;color:#fff!important}
    .button.primary:hover{background:var(--blue-dark)!important;transform:translateY(-2px);box-shadow:0 8px 18px rgba(71,121,168,.22)}
    .button.secondary{background:#fff!important;color:var(--blue-dark)!important;border-color:#b9d0e1!important}
    .button.secondary:hover{background:var(--blue-soft)!important;transform:translateY(-2px)}
    .hero-panel{background:#fff;border:1px solid var(--line);border-radius:24px;padding:25px;box-shadow:var(--shadow);transform:rotate(1deg)}
    .panel-title{font-weight:800;font-size:18px}
    .abstract-cover{height:220px;margin:20px 0;background:linear-gradient(135deg,#dbeaf3,#a9c6d8 57%,#e9dce7);border-radius:16px;position:relative;overflow:hidden}
    .abstract-cover:before,.abstract-cover:after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.38)}
    .abstract-cover:before{width:260px;height:260px;right:-55px;top:-90px}
    .abstract-cover:after{width:150px;height:150px;left:-28px;bottom:-62px;background:rgba(135,103,125,.18)}
    .panel-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:13px}
    .section{padding:86px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}
    .section-head p{max-width:570px;color:var(--muted);margin:0}
    .filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}
    .filter-bar a{padding:8px 13px;background:#fff;border:1px solid var(--line);border-radius:9px;color:var(--muted);font-size:13px}
    .filter-bar a:hover,.filter-bar a.selected{background:var(--blue-soft);border-color:#b9d0e1;color:var(--blue-dark)}
    .featured-layout{display:grid;grid-template-columns:1.18fr .82fr;gap:24px;margin-bottom:28px}
    .feature-card,.content-card,.info-card,.cta-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .feature-card{display:grid;grid-template-columns:.9fr 1.1fr;overflow:hidden}
    .feature-visual{min-height:270px;background:linear-gradient(145deg,#c5dbe8,#91b4ca 52%,#c7adbf);position:relative}
    .feature-visual span{position:absolute;left:22px;bottom:20px;color:#fff;background:rgba(32,51,70,.63);padding:7px 11px;border-radius:8px;font-size:12px}
    .feature-content{padding:29px}
    .feature-content p,.content-card p,.info-card p{color:var(--muted)}
    .content-stack{display:grid;gap:14px}
    .content-card{padding:20px;display:grid;grid-template-columns:110px 1fr;gap:18px;align-items:center}
    .mini-visual{height:84px;border-radius:11px;background:linear-gradient(135deg,#e8dce7,#b6d2e1)}
    .tag-row{display:flex;gap:7px;flex-wrap:wrap;margin:11px 0}
    .tag{display:inline-block;background:var(--plum-soft);color:#76566c;border-radius:7px;padding:3px 8px;font-size:12px}
    .content-card h3{font-size:17px;margin-bottom:4px}
    .meta{color:var(--muted);font-size:12px}
    .index-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .info-card{padding:24px}
    .faq-list{display:grid;gap:12px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
    .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;background:#fff;border:0;padding:19px 22px;color:var(--ink);font-weight:800}
    .faq-question:hover{background:var(--blue-soft);color:var(--blue-dark)}
    .plus{font-size:22px;color:var(--blue);transition:.22s ease}
    .faq-answer{display:none;padding:0 22px 20px;color:var(--muted)}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .plus{transform:rotate(45deg)}
    .cta-panel{padding:36px}
    .cta-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;align-items:start}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
    label{display:block;color:var(--ink);font-weight:700;font-size:13px}
    input,select,textarea{width:100%;margin-top:7px;border:1px solid #cddbe5;border-radius:10px;background:#fff;padding:11px 13px;color:var(--ink);outline:0}
    textarea{min-height:108px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(71,121,168,.13)}
    .full{grid-column:1/-1}
    .consent{display:flex;gap:8px;align-items:flex-start;color:var(--muted);font-size:12px;font-weight:400;margin-top:13px}
    .consent input{width:auto;margin:4px 0 0}
    .submit-row{margin-top:20px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
    .form-note{color:var(--muted);font-size:12px}
    .site-footer{padding:45px 0 30px;background:#eaf1f5;border-top:1px solid var(--line)}
    .footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:35px}
    .footer-brand{font-weight:800;font-size:18px;color:var(--ink)}
    .site-footer p,.site-footer li{color:var(--muted);font-size:13px}
    .site-footer ul{list-style:none;margin:12px 0 0;padding:0}
    .site-footer li{margin:7px 0}
    .site-footer a{color:var(--muted)}
    .site-footer a:hover{color:var(--blue-dark)}
    .copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #d4e1e9;margin-top:32px;padding-top:18px;color:var(--muted);font-size:12px}
    .notice{padding:15px 18px;background:var(--blue-soft);border-left:3px solid var(--blue);border-radius:9px;color:var(--muted);font-size:13px;margin-top:24px}
    @media(max-width:1024px){
      .hero-grid,.featured-layout,.cta-grid{grid-template-columns:1fr}
      .hero-panel{max-width:680px;margin:0 auto}
      .feature-card{grid-template-columns:1fr 1fr}
    }
    @media(max-width:768px){
      .dock{position:relative;flex-wrap:wrap;width:calc(100% - 24px);padding:10px 13px}
      .brand{font-size:14px;max-width:calc(100% - 48px);white-space:normal}
      .menu-toggle{display:block;margin-left:auto}
      .nav-links{display:none;order:3;width:100%;margin:0;flex-direction:column;align-items:stretch;padding-top:8px;border-top:1px solid var(--line)}
      .nav-links a{text-align:center}
      .dock.menu-open .nav-links{display:flex}
      .age-link{display:none}
      .hero{padding:52px 0 58px}
      .section{padding:62px 0}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .index-grid{grid-template-columns:1fr 1fr}
      .form-grid{grid-template-columns:1fr}
      .full{grid-column:auto}
      .footer-grid{grid-template-columns:1fr 1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-top:5px}
    }
    @media(max-width:520px){
      .container{width:min(calc(100% - 28px),var(--max))}
      h1{font-size:34px}
      .hero-copy{font-size:15px}
      .feature-card{display:block}
      .feature-visual{min-height:190px}
      .content-card{grid-template-columns:78px 1fr;padding:15px;gap:13px}
      .mini-visual{height:70px}
      .index-grid{grid-template-columns:1fr}
      .cta-panel{padding:23px 18px}
      .footer-grid{grid-template-columns:1fr}
      .button{width:100%;text-align:center}
      .submit-row{display:block}
      .submit-row .button{margin-bottom:10px}
    }

/* roulang page: category2 */
:root{
 --blue:#4779a8;
 --blue-dark:#315d88;
 --blue-soft:#eaf3fa;
 --plum:#87677d;
 --plum-soft:#f3eaf0;
 --ink:#203346;
 --muted:#718092;
 --line:#dfe8ef;
 --paper:#fff;
 --mist:#f5f8fb;
 --shadow:0 16px 40px rgba(48,78,105,.10);
 --shadow-sm:0 8px 22px rgba(48,78,105,.08);
 --radius:18px;
 --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 color:var(--ink);
 background:var(--mist);
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
 line-height:1.75;
 font-size:15px;
}
a{color:var(--blue);text-decoration:none;transition:.22s ease}
a:hover{color:var(--blue-dark)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(32px,5vw,58px);line-height:1.2;letter-spacing:-.035em;margin-bottom:20px}
h2{font-size:clamp(25px,3vw,36px);line-height:1.3;margin-bottom:12px}
h3{font-size:20px;line-height:1.4;margin-bottom:8px}
.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.site-header{padding:22px 0 8px;position:relative;z-index:10}
.dock{
 width:min(calc(100% - 40px),var(--max));
 margin:auto;
 display:flex;
 align-items:center;
 gap:24px;
 padding:10px 14px;
 background:rgba(255,255,255,.96);
 border:1px solid var(--line);
 border-radius:18px;
 box-shadow:var(--shadow-sm);
}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;line-height:1.2;white-space:nowrap}
.brand:hover{color:var(--blue-dark)}
.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--blue);position:relative;flex:none}
.brand-mark:after{content:"";position:absolute;width:11px;height:11px;border:2px solid #fff;border-radius:50%;left:10px;top:10px}
.nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
.nav-links a,.age-link{padding:9px 14px;border-radius:12px;color:var(--muted);font-size:14px}
.nav-links a:hover,.nav-links a.active{background:var(--blue-soft);color:var(--blue-dark)}
.age-link{border:1px solid #c9dce9;color:var(--blue-dark)}
.menu-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:24px}
.hero{
 padding:78px 0 68px;
 background:linear-gradient(180deg,#f8fbfd 0%,#f1f6fa 100%);
 border-bottom:1px solid var(--line)
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
.eyebrow,.badge{
 display:inline-flex;align-items:center;gap:7px;color:var(--blue-dark);
 background:var(--blue-soft);border-radius:8px;padding:5px 10px;
 font-size:12px;font-weight:700
}
.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--plum)}
.hero-copy{font-size:17px;color:var(--muted);max-width:650px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.button{
 border-radius:11px!important;padding:12px 20px!important;font-weight:700!important;
 border:1px solid transparent!important;transition:.22s ease!important
}
.button.primary{background:var(--blue)!important;color:#fff!important}
.button.primary:hover{background:var(--blue-dark)!important;transform:translateY(-2px);box-shadow:0 8px 18px rgba(71,121,168,.22)}
.button.secondary{background:#fff!important;color:var(--blue-dark)!important;border-color:#b9d0e1!important}
.button.secondary:hover{background:var(--blue-soft)!important;transform:translateY(-2px)}
.profile-panel{
 background:var(--paper);border:1px solid var(--line);border-radius:24px;
 padding:26px;box-shadow:var(--shadow);transform:rotate(1deg)
}
.profile-top{display:flex;align-items:center;gap:16px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.avatar{width:62px;height:62px;border-radius:18px;background:linear-gradient(145deg,#dcecf5,#b8cadc);position:relative}
.avatar:after{content:"";position:absolute;inset:16px;border:2px solid rgba(255,255,255,.9);border-radius:50%}
.profile-top strong{display:block;font-size:18px}
.profile-top small{color:var(--muted)}
.data-badges{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:20px}
.data-badge{padding:13px 10px;background:var(--mist);border-radius:12px;text-align:center}
.data-badge b{display:block;color:var(--blue-dark);font-size:20px}
.data-badge span{font-size:12px;color:var(--muted)}
.section{padding:88px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}
.section-head p{max-width:580px;color:var(--muted);margin:0}
.filter-layout{display:grid;grid-template-columns:280px 1fr;gap:28px;align-items:start}
.card{
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 padding:25px;box-shadow:var(--shadow-sm);transition:.22s ease
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#b9d0e1}
.filter-card{position:sticky;top:22px}
.filter-card h3{font-size:17px}
.filter-group{padding:18px 0;border-top:1px solid var(--line)}
.filter-group:first-of-type{border-top:0;padding-top:4px}
.filter-group label{display:block;font-weight:700;font-size:14px;margin-bottom:8px}
.option-list{display:flex;flex-wrap:wrap;gap:8px}
.option{
 border:1px solid var(--line);background:#fff;color:var(--muted);
 padding:6px 10px;border-radius:8px;font-size:13px;transition:.2s
}
.option:hover,.option.selected{background:var(--blue-soft);border-color:#a9c7dc;color:var(--blue-dark)}
input,select,textarea{
 width:100%;
 margin-top:7px;
 border:1px solid #cddbe5;
 border-radius:10px;
 background:#fff;
 padding:11px 13px;
 color:var(--ink);
 outline:0;
}
input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(71,121,168,.13)}
.result-head{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:17px}
.result-count{color:var(--muted);font-size:14px}
.sort-select{width:160px;margin:0}
.result-list{display:grid;gap:14px}
.result-item{
 display:grid;
 grid-template-columns:154px 1fr auto;
 gap:22px;
 align-items:center;
 background:#fff;
 border:1px solid var(--line);
 border-radius:16px;
 padding:15px;
 box-shadow:var(--shadow-sm);
 transition:.22s ease;
}
.result-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#b9d0e1}
.result-cover{
 height:116px;
 border-radius:12px;
 position:relative;
 overflow:hidden;
 background:linear-gradient(135deg,#dbeaf3 0%,#b9cede 52%,#eadde7 100%);
}
.result-cover:before{
 content:"";
 position:absolute;
 width:120px;
 height:120px;
 right:-22px;
 top:-28px;
 border-radius:50%;
 background:rgba(255,255,255,.42);
}
.result-cover:after{
 content:"";
 position:absolute;
 width:70%;
 height:14px;
 left:15%;
 bottom:22px;
 border-radius:20px;
 background:rgba(255,255,255,.38);
}
.result-meta{color:var(--muted);font-size:13px}
.result-meta strong{display:block;color:var(--ink);font-size:18px;margin-bottom:5px}
.result-meta p{margin:8px 0 0;color:var(--muted);font-size:14px}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.tag{display:inline-block;background:var(--plum-soft);color:#76566c;border-radius:7px;padding:4px 9px;font-size:12px}
.item-action{white-space:nowrap}
.side-stack{display:grid;gap:18px;margin-top:28px}
.side-card h3{font-size:17px}
.side-card p{color:var(--muted);font-size:14px}
.rank-list{list-style:none;margin:0;padding:0}
.rank-list li{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}
.rank-list li:last-child{border-bottom:0}
.rank-list em{font-style:normal;color:var(--plum);font-weight:800;width:22px}
.rank-list small{display:block;color:var(--muted)}
.note-list{list-style:none;margin:0;padding:0}
.note-list li{position:relative;padding:9px 0 9px 19px;color:var(--muted);font-size:14px}
.note-list li:before{content:"";width:6px;height:6px;position:absolute;left:0;top:19px;background:var(--plum);border-radius:50%}
.empty-state{
 margin-top:18px;padding:18px 20px;border:1px dashed #b9d0e1;
 border-radius:14px;background:#f8fbfd;color:var(--muted);font-size:14px
}
.pagination-wrap{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-top:24px}
.pagination{display:flex;gap:7px;margin:0}
.pagination a,.pagination span{
 display:grid;place-items:center;min-width:34px;height:34px;border-radius:9px;
 border:1px solid var(--line);background:#fff;color:var(--muted);font-size:13px
}
.pagination a:hover,.pagination .current{background:var(--blue-soft);border-color:#b9d0e1;color:var(--blue-dark)}
.compliance{
 background:var(--blue-soft);border:1px solid #cfe1ed;border-radius:22px;
 padding:30px;display:grid;grid-template-columns:1fr auto;gap:25px;align-items:center
}
.compliance p{color:var(--muted);margin:0;max-width:760px}
.faq-list{max-width:900px;margin:auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden}
.faq-question{
 width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;
 background:#fff;border:0;padding:20px 23px;color:var(--ink);font-weight:800
}
.faq-question:hover{background:var(--blue-soft)}
.faq-answer{display:none;padding:0 23px 21px;color:var(--muted)}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question{color:var(--blue-dark)}
.plus{font-size:22px;color:var(--blue);transition:.2s}
.faq-item.open .plus{transform:rotate(45deg)}
.cta-panel{
 background:#fff;border:1px solid var(--line);border-radius:24px;
 box-shadow:var(--shadow);padding:38px
}
.feedback-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:42px;align-items:start}
.feedback-copy p{color:var(--muted)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}
.form-field label{font-weight:700;font-size:14px}
.form-field.full{grid-column:1/-1}
textarea{min-height:106px;resize:vertical}
.consent{display:flex;align-items:flex-start;gap:8px;color:var(--muted);font-size:13px;margin:15px 0}
.consent input{width:auto;margin:5px 0 0}
.site-footer{padding:45px 0 30px;background:#eaf1f5;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:35px}
.footer-brand{font-weight:800;font-size:18px;color:var(--ink)}
.site-footer p,.site-footer li{color:var(--muted);font-size:13px}
.site-footer ul{list-style:none;margin:12px 0 0;padding:0}
.site-footer li{margin:7px 0}
.site-footer a{color:var(--muted)}
.site-footer a:hover{color:var(--blue-dark)}
.copyright{
 display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
 border-top:1px solid #d2e0e8;margin-top:28px;padding-top:20px;
 color:var(--muted);font-size:12px
}
@media(max-width:1024px){
 .hero-grid{grid-template-columns:1fr .85fr;gap:30px}
 .filter-layout{grid-template-columns:240px 1fr}
 .result-item{grid-template-columns:130px 1fr}
 .item-action{grid-column:2}
}
@media(max-width:768px){
 .container{width:min(calc(100% - 30px),var(--max))}
 .site-header{padding-top:14px}
 .dock{width:calc(100% - 30px);flex-wrap:wrap;gap:10px;padding:10px 12px}
 .brand{flex:1;min-width:0;font-size:14px}
 .brand span:last-child{overflow:hidden;text-overflow:ellipsis}
 .menu-toggle{display:block}
 .age-link{order:3;width:100%;text-align:center;display:none}
 .nav-links{
  display:none;order:4;width:100%;margin:0;padding-top:8px;
  border-top:1px solid var(--line);flex-direction:column;align-items:stretch
 }
 .dock.open .nav-links{display:flex}
 .nav-links a{text-align:center}
 .dock.open .age-link{display:block}
 .hero{padding:58px 0 50px}
 .hero-grid,.feedback-grid{grid-template-columns:1fr}
 .profile-panel{transform:none;max-width:560px}
 .section{padding:64px 0}
 .section-head{display:block;margin-bottom:24px}
 .section-head p{margin-top:10px}
 .filter-layout{display:block}
 .filter-card{position:static;margin-bottom:20px}
 .filter-card .filter-content{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
 .filter-group{padding:5px 0;border-top:0}
 .result-head{align-items:flex-start}
 .compliance{grid-template-columns:1fr}
}
@media(max-width:520px){
 body{font-size:14px}
 h1{font-size:35px}
 h2{font-size:28px}
 .hero-actions .button{width:100%;text-align:center}
 .data-badges{grid-template-columns:1fr 1fr}
 .data-badge:last-child{grid-column:1/-1}
 .filter-card .filter-content{display:block}
 .filter-group{padding:14px 0;border-top:1px solid var(--line)}
 .result-item{grid-template-columns:92px 1fr;gap:13px;padding:12px}
 .result-cover{height:92px}
 .result-meta strong{font-size:16px}
 .result-meta p{font-size:13px}
 .item-action{grid-column:1/-1}
 .item-action .button{width:100%;text-align:center}
 .result-head{display:block}
 .sort-select{width:100%;margin-top:12px}
 .pagination-wrap{display:block}
 .pagination{margin-top:15px}
 .form-grid{grid-template-columns:1fr}
 .form-field.full{grid-column:auto}
 .cta-panel{padding:23px}
 .footer-grid{grid-template-columns:1fr;gap:22px}
 .copyright{display:block}
 .copyright span{display:block;margin-bottom:7px}
}