/* roulang page: index */
:root{
      --ink:#12243a;
      --ink-2:#29415d;
      --muted:#718197;
      --paper:#f4f8fc;
      --white:#fff;
      --line:#dce7f1;
      --blue:#1769e0;
      --blue-dark:#0c3f9c;
      --cyan:#43e1d2;
      --cyan-soft:#e5fbf8;
      --violet:#7569ee;
      --nav:#101a29;
      --nav-2:#17263b;
      --warning:#fff2db;
      --shadow:0 18px 45px rgba(31,69,112,.11);
      --shadow-sm:0 8px 22px rgba(31,69,112,.08);
      --radius:20px;
      --radius-sm:12px;
      --ease:all .25s ease;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      font-size:16px;
      line-height:1.8;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(23,105,224,.34);outline-offset:3px}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:20;
      background:rgba(16,26,41,.97);
      border-bottom:1px solid rgba(67,225,210,.14);
      box-shadow:0 8px 25px rgba(5,17,31,.18)
    }
    .topbar{min-height:76px;display:flex;align-items:center;gap:28px}
    .brand{display:inline-flex;align-items:center;gap:11px;color:#fff;font-weight:800;line-height:1.2;white-space:nowrap}
    .brand-mark{
      width:34px;height:34px;border:1px solid var(--cyan);border-radius:10px;
      display:grid;place-items:center;color:var(--cyan);font-size:13px;
      box-shadow:0 0 18px rgba(67,225,210,.2)
    }
    .brand-text{font-size:17px;letter-spacing:.02em}
    .adult-badge{
      margin-left:3px;padding:2px 7px;border:1px solid rgba(67,225,210,.45);
      border-radius:20px;color:var(--cyan);font-size:10px;letter-spacing:.08em
    }
    .main-nav{display:flex;align-items:stretch;gap:6px;margin-left:auto;height:76px}
    .main-nav a{
      position:relative;display:flex;align-items:center;padding:0 14px;
      color:#a9b9cb;font-size:14px
    }
    .main-nav a::after{
      content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;
      background:var(--cyan);transform:scaleX(0);transform-origin:left;transition:var(--ease)
    }
    .main-nav a:hover,.main-nav a.active{color:#fff}
    .main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
    .main-nav a.active{ text-shadow:0 0 15px rgba(67,225,210,.5)}
    .header-cta{margin-left:8px}
    .nav-toggle{display:none;background:transparent;color:#fff;border:1px solid #3b526d;border-radius:9px;padding:7px 11px}
    .button{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border:1px solid transparent;border-radius:10px;padding:12px 20px;
      font-weight:700;font-size:14px;line-height:1.3;transition:var(--ease)
    }
    .button.primary{color:#08253e;background:var(--cyan);box-shadow:0 7px 18px rgba(67,225,210,.18)}
    .button.primary:hover{background:#73f0e4;transform:translateY(-2px);box-shadow:0 10px 24px rgba(67,225,210,.28)}
    .button.primary:active{transform:translateY(1px)}
    .button.secondary{color:var(--blue);background:#fff;border-color:#bcd2e8}
    .button.secondary:hover{border-color:var(--blue);background:#f2f7ff;transform:translateY(-2px)}
    .button.dark{background:var(--nav-2);color:#fff;border-color:#344b68}
    .button.dark:hover{background:#213954;border-color:var(--cyan)}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;color:var(--blue);
      font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase
    }
    .eyebrow::before{content:"";width:24px;height:2px;background:var(--cyan)}
    h1,h2,h3,p{margin-top:0}
    h1,h2,h3{letter-spacing:-.035em;line-height:1.3}
    h1{font-size:clamp(35px,5vw,58px);margin:17px 0 20px;max-width:680px}
    h2{font-size:clamp(28px,3.2vw,40px);margin:9px 0 14px}
    h3{font-size:20px;margin:0 0 8px}
    .section{padding:100px 0}
    .section-head{max-width:700px;margin-bottom:38px}
    .section-head p{color:var(--muted);max-width:650px;margin-bottom:0}
    .hero{
      position:relative;padding:86px 0 92px;overflow:hidden;
      background:#edf5fb;
    }
    .hero::before{
      content:"";position:absolute;inset:0;pointer-events:none;
      background:radial-gradient(circle at 84% 25%,rgba(67,225,210,.22),transparent 28%),linear-gradient(115deg,transparent 45%,rgba(23,105,224,.055) 45%,transparent 70%)
    }
    .hero-grid{position:relative;display:grid;grid-template-columns:1.04fr .96fr;gap:70px;align-items:center}
    .hero-copy p{font-size:17px;color:var(--ink-2);max-width:650px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 21px}
    .age-note{display:flex;align-items:center;gap:9px;color:#66788c;font-size:13px}
    .age-note strong{color:#9a651b;background:var(--warning);padding:3px 8px;border-radius:6px}
    .hero-stage{
      position:relative;min-height:390px;padding:22px;border-radius:28px;
      background:var(--nav);box-shadow:0 24px 55px rgba(15,35,60,.25);
      overflow:hidden;color:#fff
    }
    .hero-stage::after{content:"";position:absolute;right:-80px;bottom:-100px;width:250px;height:250px;border-radius:50%;border:1px solid rgba(67,225,210,.22);box-shadow:0 0 0 25px rgba(67,225,210,.04),0 0 0 50px rgba(67,225,210,.025)}
    .stage-top{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1;color:#b8c8da;font-size:12px}
    .live-dot{color:var(--cyan);font-weight:700}
    .live-dot::before{content:"";display:inline-block;width:7px;height:7px;background:var(--cyan);border-radius:50%;margin-right:6px;box-shadow:0 0 10px var(--cyan)}
    .poster{
      position:relative;min-height:215px;margin:21px 0 18px;padding:25px;
      border-radius:17px;overflow:hidden;
      background:linear-gradient(125deg,#273955 0%,#152133 53%,#34556b 100%);
      display:flex;align-items:flex-end
    }
    .poster::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(5,15,27,.83))}
    .poster-copy{position:relative;z-index:1}
    .poster-copy small{color:var(--cyan);font-weight:700}
    .poster-copy h3{font-size:24px;margin:4px 0 0;color:#fff}
    .play-icon{
      position:absolute;right:24px;top:25px;z-index:2;width:52px;height:52px;
      border-radius:50%;display:grid;place-items:center;color:var(--nav);
      background:var(--cyan);font-size:19px;box-shadow:0 0 25px rgba(67,225,210,.3)
    }
    .stage-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;position:relative;z-index:1}
    .stage-stat{padding:13px;background:#18293e;border:1px solid #2a425d;border-radius:11px}
    .stage-stat strong{display:block;font-size:21px;color:#fff}
    .stage-stat span{font-size:11px;color:#9bb0c5}
    .metrics{padding-top:28px;background:#fff;border-bottom:1px solid var(--line)}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .metric{padding:22px 24px;border-right:1px solid var(--line)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;color:var(--blue-dark);font-size:30px;line-height:1.2}
    .metric span{color:var(--muted);font-size:13px}
    .matrix{background:var(--paper)}
    .matrix-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}
    .content-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--ease)}
    .content-card:hover{transform:translateY(-4px);border-color:#9ac1e7;box-shadow:var(--shadow)}
    .content-card.featured{grid-row:span 2}
    .cover{height:180px;background:#263b53;position:relative;overflow:hidden}
    .featured .cover{height:280px}
    .cover::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#334d68,#1b2d43 52%,#597384)}
    .cover::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,24,40,.65),transparent 60%)}
    .cover-mark{position:absolute;z-index:1;left:18px;bottom:15px;color:#d8fef9;font-size:13px;letter-spacing:.08em}
    .card-body{padding:20px}
    .tag{display:inline-flex;padding:4px 9px;border-radius:6px;background:#e9f2ff;color:var(--blue);font-size:11px;font-weight:800}
    .tag.green{background:var(--cyan-soft);color:#157d72}
    .card-body h3{margin:12px 0 8px;font-size:19px}
    .card-body p{color:var(--muted);font-size:13px;line-height:1.7;margin-bottom:15px}
    .meta-row{display:flex;align-items:center;justify-content:space-between;color:#8090a2;font-size:12px}
    .play-link{color:var(--blue);font-weight:700}
    .matrix-side{display:grid;gap:20px}
    .filter-box{background:var(--nav-2);border-radius:var(--radius);padding:26px;color:#fff}
    .filter-box h3{color:#fff}
    .filter-box p{color:#aebed0;font-size:13px;margin-bottom:18px}
    .filter-list{display:flex;flex-wrap:wrap;gap:9px}
    .filter-list span{padding:7px 10px;border:1px solid #405974;border-radius:8px;color:#cae0f2;font-size:12px}
    .small-card{display:grid;grid-template-columns:106px 1fr;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:13px}
    .small-cover{height:90px;border-radius:10px;background:linear-gradient(135deg,#a6c3d5,#314961)}
    .small-card h3{font-size:16px;margin-bottom:7px}
    .small-card p{font-size:12px;color:var(--muted);margin:0}
    .compare{background:#eaf3fa}
    .compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .compare-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:var(--shadow-sm)}
    .compare-panel.highlight{border-color:#8adbd4;box-shadow:0 14px 34px rgba(45,159,154,.12)}
    .panel-label{display:flex;justify-content:space-between;align-items:center;margin-bottom:21px;font-weight:800}
    .panel-label span{font-size:11px;color:#8b9bae;padding:4px 8px;border-radius:6px;background:#f0f4f8}
    .compare-panel.highlight .panel-label span{background:var(--cyan-soft);color:#167d75}
    .compare-item{display:flex;gap:12px;padding:14px 0;border-top:1px solid #edf1f5;color:#5e7187;font-size:14px}
    .compare-item b{color:var(--blue);font-size:18px;line-height:1.5}
    .compare-panel:not(.highlight) .compare-item b{color:#a1acb8}
    .assurance{padding:82px 0;background:#fff}
    .assurance-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
    .assurance-card{padding:25px;border:1px solid var(--line);border-radius:16px;background:#fbfdff}
    .assurance-icon{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:#e7f1ff;color:var(--blue);font-weight:800;margin-bottom:17px}
    .assurance-card p{font-size:14px;color:var(--muted);margin:0}
    .faq{background:var(--paper)}
    .faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:55px;align-items:start}
    .faq-side{padding:27px;background:var(--nav);border-radius:var(--radius);color:#fff}
    .faq-side p{color:#b5c5d5;font-size:14px}
    .faq-side .button{margin-top:8px}
    .accordion{background:transparent;margin:0}
    .accordion-item{border:1px solid var(--line)!important;border-radius:12px!important;margin-bottom:10px;overflow:hidden;background:#fff}
    .accordion-title{padding:18px 21px;color:var(--ink);font-weight:700;border:0!important;font-size:15px}
    .accordion-title:hover,.accordion-title:focus{background:#f3f8fd;color:var(--blue)}
    .accordion-content{border:0!important;padding:0 21px 19px;color:var(--muted);font-size:14px;line-height:1.8}
    .feedback{padding:95px 0;background:#dfeefa}
    .feedback-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:start}
    .feedback-copy p{color:var(--muted)}
    .privacy-note{font-size:12px;color:#77889a;margin-top:15px}
    .form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:29px;box-shadow:var(--shadow)}
    label{display:block;color:var(--ink-2);font-size:13px;font-weight:700;margin-bottom:7px}
    input,select,textarea{
      width:100%;border:1px solid #cbd9e6;border-radius:9px;background:#fbfdff;
      color:var(--ink);padding:11px 13px;margin-bottom:17px;transition:var(--ease)
    }
    input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,224,.1);outline:0}
    textarea{min-height:105px;resize:vertical}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
    .checkline{display:flex;align-items:flex-start;gap:8px;font-size:12px;color:var(--muted);font-weight:400}
    .checkline input{width:auto;margin:4px 0 0}
    .form-status{display:none;color:#18796d;background:var(--cyan-soft);padding:10px 12px;border-radius:8px;font-size:13px;margin-top:14px}
    .site-footer{background:var(--nav);color:#fff;padding:55px 0 23px}
    .footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr 1fr;gap:35px;padding-bottom:38px;border-bottom:1px solid #2a3c51}
    .footer-brand p{color:#9eb0c2;font-size:13px;max-width:280px}
    .footer-title{font-size:13px;font-weight:800;color:#fff;margin-bottom:14px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:#9eb0c2;font-size:13px}
    .footer-links a:hover{color:var(--cyan);padding-left:3px}
    .footer-note{color:#9eb0c2;font-size:13px;line-height:1.7}
    .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#718398;font-size:12px}
    .copyright a{color:#9cb2c8}
    @media(max-width:1024px){
      .main-nav a{padding:0 9px}.main-nav a::after{left:9px;right:9px}
      .hero-grid{gap:35px}.section{padding:80px 0}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,620px)}
      .topbar{min-height:68px}.brand-text{font-size:14px}.adult-badge{display:none}
      .nav-toggle{display:block;margin-left:auto}
      .main-nav{display:none;position:absolute;top:68px;left:0;right:0;height:auto;padding:10px 15px 18px;background:var(--nav);border-top:1px solid #263b51;flex-direction:column;gap:2px}
      .main-nav.open{display:flex}.main-nav a{min-height:48px;padding:0 14px}.main-nav a::after{left:0;right:auto;width:3px;height:28px;top:10px;bottom:auto;transform:scaleY(0)}
      .main-nav a:hover::after,.main-nav a.active::after{transform:scaleY(1)}
      .header-cta{display:none}
      .hero{padding:65px 0 70px}.hero-grid,.faq-grid,.feedback-wrap{grid-template-columns:1fr;gap:35px}
      .hero-stage{min-height:350px}.metric-grid{grid-template-columns:1fr 1fr}.metric{border-right:0;border-bottom:1px solid var(--line)}
      .matrix-grid,.compare-grid{grid-template-columns:1fr}.assurance-grid{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .copyright{flex-direction:column;gap:5px}
    }
    @media(max-width:520px){
      h1{font-size:34px}.section{padding:64px 0}.hero-actions .button{width:100%}
      .metric-grid,.assurance-grid,.form-grid{grid-template-columns:1fr}
      .metric{padding:17px 0}.metric strong{font-size:25px}
      .featured .cover{height:215px}.cover{height:155px}
      .footer-grid{grid-template-columns:1fr;gap:25px}
      .form-card{padding:21px}
    }

/* roulang page: category1 */
:root{
 --ink:#12243a;--ink2:#29415d;--muted:#718197;--paper:#f4f8fc;--white:#fff;
 --line:#dce7f1;--blue:#1769e0;--blue-dark:#0c3f9c;--cyan:#43e1d2;
 --cyan-soft:#e5fbf8;--violet:#7569ee;--nav:#101a29;--nav2:#17263b;
 --warning:#fff2db;--shadow:0 18px 45px rgba(31,69,112,.11);
 --shadow-sm:0 8px 22px rgba(31,69,112,.08);--radius:20px;--radius-sm:12px;
 --ease:all .25s ease
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:var(--ease)}
a:hover{text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(16,26,41,.98);border-bottom:1px solid rgba(67,225,210,.14);box-shadow:0 8px 25px rgba(5,17,31,.18)}
.topbar{min-height:76px;display:flex;align-items:center;gap:28px}
.brand{display:inline-flex;align-items:center;gap:11px;color:#fff;font-weight:800;line-height:1.2;white-space:nowrap}
.brand-mark{width:34px;height:34px;border:1px solid var(--cyan);border-radius:10px;display:grid;place-items:center;color:var(--cyan);font-size:13px;box-shadow:0 0 18px rgba(67,225,210,.2)}
.brand-text{font-size:17px;letter-spacing:.02em}
.adult-badge{margin-left:3px;padding:2px 7px;border:1px solid rgba(67,225,210,.45);border-radius:20px;color:var(--cyan);font-size:10px;letter-spacing:.08em}
.main-nav{display:flex;align-items:stretch;gap:6px;margin-left:auto;height:76px}
.main-nav a{position:relative;display:flex;align-items:center;padding:0 14px;color:#a9b9cb;font-size:14px}
.main-nav a:after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;background:var(--cyan);transform:scaleX(0);transform-origin:left;transition:var(--ease)}
.main-nav a:hover,.main-nav a.active{color:#fff}
.main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
.main-nav a.active{text-shadow:0 0 15px rgba(67,225,210,.5)}
.nav-toggle{display:none;background:transparent;color:#fff;border:1px solid #3b526d;border-radius:9px;padding:7px 11px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:10px;padding:12px 20px;font-weight:700;font-size:14px;line-height:1.3;transition:var(--ease)}
.button.primary{color:#08253e;background:var(--cyan);box-shadow:0 7px 18px rgba(67,225,210,.18)}
.button.primary:hover{background:#73f0e4;transform:translateY(-2px);box-shadow:0 10px 24px rgba(67,225,210,.28)}
.button.primary:active{transform:translateY(1px)}
.button.secondary{color:var(--blue);background:#fff;border-color:#bcd2e8}
.button.secondary:hover{border-color:var(--blue);background:#f2f7ff;transform:translateY(-2px)}
.button.dark{background:var(--nav2);color:#fff;border-color:#344b68}
.button.dark:hover{background:#213954;border-color:var(--cyan)}
.button:focus-visible,.main-nav a:focus-visible,.filter-chip:focus-visible,.faq-q:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}
.hero{padding:76px 0 65px;background:#edf5fb;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:65px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.12em}
.eyebrow:before{content:"";width:24px;height:2px;background:var(--cyan)}
h1,h2,h3{line-height:1.3;margin:0 0 16px;color:var(--ink)}
h1{font-size:clamp(34px,5vw,52px);letter-spacing:-.04em}
h2{font-size:34px}
h3{font-size:20px}
.hero p{max-width:650px;color:var(--ink2);font-size:17px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:27px 0 20px}
.age-note{font-size:13px;color:var(--muted)}
.hero-panel{min-height:300px;padding:24px;border-radius:26px;background:var(--nav);color:#fff;box-shadow:0 24px 55px rgba(15,35,60,.23);position:relative;overflow:hidden}
.hero-panel:after{content:"";position:absolute;width:260px;height:260px;right:-90px;bottom:-110px;border:1px solid rgba(67,225,210,.3);border-radius:50%;box-shadow:0 0 0 24px rgba(67,225,210,.05),0 0 0 50px rgba(67,225,210,.03)}
.panel-head{display:flex;justify-content:space-between;color:#b8c8da;font-size:13px;margin-bottom:24px}
.panel-status{color:var(--cyan)}
.panel-feature{position:relative;z-index:1;display:grid;grid-template-columns:145px 1fr;gap:20px;align-items:center}
.cover{height:150px;border-radius:14px;background:linear-gradient(140deg,#243b58,#0e1828);border:1px solid #385675;position:relative;overflow:hidden}
.cover:before{content:"精选预览";position:absolute;inset:auto 12px 12px;color:#d9f4f3;font-size:12px}
.cover:after{content:"▶";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--cyan);color:#09253a;font-size:17px;box-shadow:0 0 22px rgba(67,225,210,.3)}
.panel-feature h3{color:#fff;font-size:22px}
.panel-feature p{font-size:13px;color:#a9bbce;margin:0}
.panel-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:15px}
.tag,.filter-chip{display:inline-flex;align-items:center;padding:5px 10px;border-radius:7px;background:#e9f2ff;color:var(--blue);font-size:12px;font-weight:800}
.tag.green{background:var(--cyan-soft);color:#157d72}
.panel-tags .tag{background:#203852;color:#a9e9e2}
.section{padding:92px 0}
.section-head{max-width:700px;margin-bottom:34px}
.section-head p{color:var(--muted);margin:0}
.filter-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-sm);margin-bottom:28px}
.filter-list{display:flex;gap:9px;flex-wrap:wrap}
.filter-chip{border:1px solid #c9dced;background:#f7fbff;cursor:pointer;transition:var(--ease)}
.filter-chip:hover,.filter-chip.active{color:#fff;background:var(--blue);border-color:var(--blue)}
.filter-result{font-size:13px;color:var(--muted);white-space:nowrap}
.content-grid{display:grid;grid-template-columns:1.3fr .85fr .85fr;gap:20px}
.content-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--ease)}
.content-card:hover{transform:translateY(-4px);border-color:#9ac1e7;box-shadow:var(--shadow)}
.content-card.featured{grid-row:span 2}
.card-cover{height:175px;background:linear-gradient(135deg,#213a59,#6b5c94);position:relative}
.featured .card-cover{height:315px;background:linear-gradient(135deg,#172c49,#167e91)}
.card-cover span{position:absolute;left:16px;bottom:14px;color:#dffaf7;font-weight:700;font-size:13px}
.card-cover b{position:absolute;right:14px;top:14px;background:rgba(16,26,41,.8);color:#b9f5ee;padding:5px 8px;border-radius:6px;font-size:11px}
.card-body{padding:20px}
.card-body h3{margin:12px 0 8px;font-size:19px}
.card-body p{color:var(--muted);font-size:13px;line-height:1.7;margin:0 0 15px}
.meta-row{display:flex;justify-content:space-between;gap:10px;color:#8090a2;font-size:12px}
.card-link{color:var(--blue);font-weight:700;font-size:13px}
.card-link:hover{text-decoration:underline}
.notice{margin-top:28px;padding:16px 18px;background:var(--warning);border:1px solid #f0d9ae;border-radius:12px;color:#765b2c;font-size:13px}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:25px;box-shadow:var(--shadow-sm)}
.compare-panel.highlight{border-color:#9bded7;background:#f7fffe}
.compare-label{display:inline-block;padding:5px 9px;border-radius:6px;background:#edf3f8;color:var(--muted);font-size:12px;font-weight:800;margin-bottom:18px}
.compare-panel.highlight .compare-label{background:var(--cyan-soft);color:#177b72}
.compare-list{list-style:none;margin:0;padding:0}
.compare-list li{display:flex;gap:10px;padding:13px 0;border-bottom:1px solid #edf1f5;color:var(--ink2);font-size:14px}
.compare-list li:last-child{border-bottom:0}
.compare-list li:before{content:"✓";color:var(--blue);font-weight:800}
.faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:50px;align-items:start}
.faq-intro p{color:var(--muted)}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}
.faq-q{width:100%;padding:18px 20px;border:0;background:#fff;color:var(--ink);text-align:left;font-weight:700;display:flex;justify-content:space-between}
.faq-q:after{content:"+";color:var(--blue);font-size:21px;line-height:1}
.faq-q[aria-expanded="true"]:after{content:"−"}
.faq-a{display:none;padding:0 20px 18px;color:var(--muted);font-size:14px}
.faq-a.open{display:block}
.feedback{padding:76px 0;background:#eaf4fb}
.feedback-box{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:start}
.feedback-copy p{color:var(--muted)}
.form-card{padding:27px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}
label{display:block;color:var(--ink2);font-size:13px;font-weight:700;margin-bottom:7px}
input,select,textarea{width:100%;border:1px solid #cbdbe9;border-radius:9px;background:#fbfdff;padding:11px 13px;color:var(--ink);margin-bottom:17px;outline:0}
input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,224,.12)}
textarea{min-height:100px;resize:vertical}
.check{display:flex;align-items:flex-start;gap:8px;font-weight:400;color:var(--muted);font-size:12px}
.check input{width:auto;margin-top:6px}
.site-footer{padding:58px 0 20px;background:var(--nav);color:#a9b9cb}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .9fr 1.25fr;gap:35px}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p,.footer-note{font-size:13px;line-height:1.8;color:#91a5bb}
.footer-title{color:#fff;font-weight:800;margin-bottom:14px}
.footer-links{display:grid;gap:8px;font-size:13px}
.footer-links a:hover{color:var(--cyan)}
.copyright{border-top:1px solid #293b51;margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;font-size:12px;color:#7f94ab}
.copyright a{color:#a9dcd7}
@media(max-width:1024px){.hero-grid{gap:35px}.content-grid{grid-template-columns:1fr 1fr}.content-card.featured{grid-row:span 2}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:768px){.topbar{min-height:68px;gap:14px}.brand-text{font-size:14px}.adult-badge{display:none}.nav-toggle{display:block;margin-left:auto}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;height:auto;padding:10px 20px 18px;background:var(--nav);border-top:1px solid #263a52;flex-direction:column}.main-nav.open{display:flex}.main-nav a{height:48px;padding:0 12px}.main-nav a:after{left:0;right:auto;width:4px;height:28px;bottom:10px;transform:scaleY(0)}.main-nav a:hover:after,.main-nav a.active:after{transform:scaleY(1)}.header-cta{display:none}.hero{padding:58px 0}.hero-grid,.faq-layout,.feedback-box{grid-template-columns:1fr}.hero-panel{min-height:260px}.section{padding:70px 0}.compare{grid-template-columns:1fr}}
@media(max-width:520px){.container{width:min(100% - 28px,1180px)}h1{font-size:34px}h2{font-size:28px}.hero-actions .button{width:100%}.panel-feature{grid-template-columns:1fr}.panel-feature .cover{height:130px}.content-grid{grid-template-columns:1fr}.content-card.featured{grid-row:auto}.featured .card-cover{height:210px}.filter-bar{align-items:flex-start}.filter-result{width:100%}.footer-grid{grid-template-columns:1fr}.copyright{display:grid}}

/* roulang page: category2 */
:root{--ink:#12243a;--ink-2:#29415d;--muted:#718197;--paper:#f4f8fc;--white:#fff;--line:#dce7f1;--blue:#1769e0;--blue-dark:#0c3f9c;--cyan:#43e1d2;--cyan-soft:#e5fbf8;--violet:#7569ee;--nav:#101a29;--nav-2:#17263b;--warning:#fff2db;--shadow:0 18px 45px rgba(31,69,112,.11);--shadow-sm:0 8px 22px rgba(31,69,112,.08);--radius:20px;--radius-sm:12px;--ease:all .25s ease}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}a{color:inherit;text-decoration:none;transition:var(--ease)}img{display:block;max-width:100%;height:auto}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:50;background:rgba(16,26,41,.97);border-bottom:1px solid rgba(67,225,210,.14);box-shadow:0 8px 25px rgba(5,17,31,.18)}.topbar{min-height:76px;display:flex;align-items:center;gap:28px}.brand{display:inline-flex;align-items:center;gap:11px;color:#fff;font-weight:800;line-height:1.2;white-space:nowrap}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--cyan);border-radius:10px;color:var(--cyan);font-size:13px;box-shadow:0 0 18px rgba(67,225,210,.2)}.brand-text{font-size:17px;letter-spacing:.02em}.adult-badge{margin-left:3px;padding:2px 7px;border:1px solid rgba(67,225,210,.45);border-radius:20px;color:var(--cyan);font-size:10px;letter-spacing:.08em}.main-nav{display:flex;align-items:stretch;gap:6px;margin-left:auto;height:76px}.main-nav a{position:relative;display:flex;align-items:center;padding:0 14px;color:#a9b9cb;font-size:14px}.main-nav a:after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;background:var(--cyan);transform:scaleX(0);transform-origin:left;transition:var(--ease)}.main-nav a:hover,.main-nav a.active{color:#fff}.main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}.main-nav a.active{text-shadow:0 0 15px rgba(67,225,210,.5)}.header-cta{margin-left:8px}.nav-toggle{display:none;background:transparent;color:#fff;border:1px solid #3b526d;border-radius:9px;padding:7px 11px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:10px;padding:12px 20px;font-weight:700;font-size:14px;line-height:1.3;transition:var(--ease)}.button.primary{color:#08253e;background:var(--cyan);box-shadow:0 7px 18px rgba(67,225,210,.18)}.button.primary:hover{background:#73f0e4;transform:translateY(-2px);box-shadow:0 10px 24px rgba(67,225,210,.28)}.button.secondary{color:var(--blue);background:#fff;border-color:#bcd2e8}.button.secondary:hover{background:#f2f7ff;border-color:var(--blue);transform:translateY(-2px)}.button.dark{background:var(--nav-2);color:#fff;border-color:#344b68}.button.dark:hover{background:#213954;border-color:var(--cyan)}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(67,225,210,.72);outline-offset:3px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.12em}.eyebrow:before{content:"";width:24px;height:2px;background:var(--cyan)}.section{padding:92px 0}.section-head{max-width:700px;margin-bottom:34px}.section-head h2{margin:10px 0 10px;font-size:34px;line-height:1.35}.section-head p{margin:0;color:var(--muted)}.breadcrumb{padding:19px 0;color:#7d8fa2;font-size:13px}.breadcrumb a{color:var(--blue)}.breadcrumb span{margin:0 8px;color:#a5b2bf}
.category-hero{position:relative;overflow:hidden;padding:50px 0 70px;background:#eaf4fb}.category-hero:before{content:"";position:absolute;width:460px;height:460px;right:-120px;top:-230px;border-radius:50%;background:rgba(67,225,210,.19);box-shadow:0 0 0 65px rgba(23,105,224,.035)}.hero-grid{position:relative;display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center}.category-hero h1{margin:12px 0 18px;font-size:48px;line-height:1.27;letter-spacing:-.03em}.category-hero p{max-width:560px;margin:0;color:var(--ink-2);font-size:17px}.age-line{display:flex;align-items:flex-start;gap:9px;margin-top:22px;padding:12px 14px;border-left:3px solid #e7aa42;border-radius:8px;background:var(--warning);color:#70511f;font-size:13px;line-height:1.65}.age-dot{width:8px;height:8px;flex:0 0 auto;margin-top:7px;border-radius:50%;background:#db9229}.feature-panel{padding:18px;border:1px solid #294b68;border-radius:25px;background:var(--nav);box-shadow:0 25px 48px rgba(18,46,76,.24);color:#fff}.feature-cover{position:relative;height:220px;overflow:hidden;border-radius:16px;background:linear-gradient(135deg,#1d3550,#294f78)}.feature-cover:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 75% 20%,rgba(67,225,210,.38),transparent 22%),linear-gradient(120deg,rgba(8,20,35,.1),rgba(8,20,35,.8))}.cover-lines{position:absolute;inset:22px;background:repeating-linear-gradient(135deg,rgba(255,255,255,.11) 0 1px,transparent 1px 18px);opacity:.34}.play-orb{position:absolute;left:24px;bottom:22px;width:54px;height:54px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.6);border-radius:50%;background:var(--cyan);color:#0a2941;font-size:18px;box-shadow:0 0 24px rgba(67,225,210,.34)}.feature-copy{padding:18px 6px 4px}.feature-copy small{color:#8feee4}.feature-copy h2{margin:7px 0;font-size:22px;line-height:1.4}.feature-meta{display:flex;gap:10px;flex-wrap:wrap;color:#b8c8da;font-size:12px}.feature-meta span{padding:3px 8px;border:1px solid #38536e;border-radius:6px}
.update-stream{display:grid;grid-template-columns:250px 1fr;gap:30px}.stream-side{padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm);align-self:start}.stream-side h3{margin:0 0 12px;font-size:19px}.stream-side p{margin:0 0 18px;color:var(--muted);font-size:14px}.status-list{margin:0;padding:0;list-style:none}.status-list li{display:flex;justify-content:space-between;gap:8px;padding:10px 0;border-top:1px solid #eaf0f5;font-size:13px}.status-list strong{color:var(--blue)}.stream-list{position:relative;padding-left:26px}.stream-list:before{content:"";position:absolute;left:5px;top:14px;bottom:14px;width:1px;background:#c7dced}.update-item{position:relative;display:grid;grid-template-columns:95px 1fr auto;gap:18px;align-items:center;padding:16px 0 16px 17px;border-bottom:1px solid var(--line)}.update-item:before{content:"";position:absolute;left:-26px;top:34px;width:11px;height:11px;border:3px solid #fff;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 2px #b7dbeb}.update-thumb{height:72px;border-radius:12px;background:linear-gradient(135deg,#d6e9f7,#82b6d4);position:relative;overflow:hidden}.update-thumb:after{content:"";position:absolute;inset:0;background:linear-gradient(140deg,transparent 30%,rgba(18,36,58,.35))}.update-item h3{margin:0 0 2px;font-size:17px;line-height:1.45}.update-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}.stream-time{color:#6e8297;font-size:12px;white-space:nowrap}.badge{display:inline-flex;align-items:center;padding:4px 8px;border-radius:7px;background:#e8f2ff;color:var(--blue);font-weight:800;font-size:11px;line-height:1.3}.badge.green{background:var(--cyan-soft);color:#14796f}.badge.violet{background:#eeecff;color:#5c51ca}
.spotlight{background:#fff}.spotlight-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}.spot-main{min-height:380px;display:flex;flex-direction:column;justify-content:flex-end;padding:34px;border-radius:var(--radius);overflow:hidden;position:relative;background:linear-gradient(135deg,#18314b,#446d8d);color:#fff;box-shadow:var(--shadow)}.spot-main:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 78% 20%,rgba(67,225,210,.36),transparent 16%),linear-gradient(0deg,rgba(10,24,39,.84),rgba(10,24,39,.08))}.spot-main>*{position:relative}.spot-main h3{max-width:540px;margin:11px 0;font-size:29px;line-height:1.38}.spot-main p{max-width:550px;margin:0 0 18px;color:#d9e8f4;font-size:14px}.spot-side{display:grid;gap:20px}.mini-spot{min-height:180px;padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:#f7fbff;box-shadow:var(--shadow-sm)}.mini-spot.dark{border-color:#28435e;background:var(--nav);color:#fff}.mini-spot h3{margin:11px 0 7px;font-size:19px;line-height:1.45}.mini-spot p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}.mini-spot.dark p{color:#b8c8da}.tag-wall{display:flex;flex-wrap:wrap;gap:10px;padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:#edf6fc}.tag-wall a{padding:9px 13px;border:1px solid #c7ddec;border-radius:9px;background:#fff;color:#36516c;font-size:13px;font-weight:700}.tag-wall a:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.info-card{padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm)}.info-card h3{margin:0 0 12px;font-size:20px}.info-card p{margin:0;color:var(--muted);font-size:14px}.info-card ul{margin:15px 0 0;padding-left:19px;color:var(--ink-2);font-size:14px}.info-card li+li{margin-top:7px}
.faq-layout{display:grid;grid-template-columns:280px 1fr;gap:36px}.faq-note{padding:26px;border-radius:var(--radius);background:var(--nav);color:#fff}.faq-note h3{margin:10px 0;font-size:22px}.faq-note p{color:#b9c8d8;font-size:14px}.accordion{margin:0;background:transparent}.accordion-item{margin-bottom:10px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}.accordion-title{border:0!important;color:var(--ink)!important;font-weight:700;font-size:15px}.accordion-title:before{color:var(--blue)!important;font-size:20px}.accordion-content{border:0!important;color:var(--muted);font-size:14px;line-height:1.8}.accordion-content p{margin:0}
.feedback{padding:64px 0;background:#dcecf8}.feedback-box{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;padding:34px;border:1px solid #bcd6e9;border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}.feedback-box h2{margin:8px 0;font-size:29px}.feedback-box p{max-width:690px;margin:0;color:var(--muted)}.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .9fr 1.1fr;gap:35px;padding:58px 0 38px}.site-footer{background:var(--nav);color:#c4d1df}.footer-brand p{max-width:280px;margin:16px 0 0;color:#9fb1c4;font-size:13px;line-height:1.75}.footer-title{margin-bottom:14px;color:#fff;font-size:14px;font-weight:800}.footer-links{display:grid;gap:8px}.footer-links a{color:#a9b9cb;font-size:13px}.footer-links a:hover{color:var(--cyan)}.footer-note{color:#9fb1c4;font-size:13px;line-height:1.75}.copyright{display:flex;justify-content:space-between;gap:20px;padding:18px 0;border-top:1px solid #283c54;color:#8296aa;font-size:12px}.copyright a{color:#9edfd9}.copyright a:hover{color:var(--cyan)}
@media(max-width:1024px){.hero-grid{grid-template-columns:1fr}.category-hero h1{font-size:42px}.update-stream{grid-template-columns:210px 1fr}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}.footer-grid>div:last-child{grid-column:span 3}.spotlight-layout{grid-template-columns:1fr}.spot-side{grid-template-columns:1fr 1fr}.main-nav a{padding:0 9px}}
@media(max-width:768px){.container{width:min(100% - 30px,1180px)}.topbar{min-height:66px;gap:12px}.brand-text{font-size:15px}.adult-badge{display:none}.nav-toggle{display:block;margin-left:auto}.main-nav{display:none;position:absolute;top:66px;left:0;right:0;height:auto;padding:10px 15px 16px;background:var(--nav);border-bottom:1px solid #29425e}.main-nav.is-open{display:grid}.main-nav a{min-height:45px;padding:0 12px;border-radius:8px}.main-nav a:after{left:12px;right:auto;width:26px}.header-cta{display:none}.category-hero{padding:29px 0 52px}.category-hero h1{font-size:34px}.section{padding:64px 0}.section-head h2{font-size:28px}.update-stream,.faq-layout{grid-template-columns:1fr}.stream-side{display:none}.stream-list{padding-left:20px}.update-item{grid-template-columns:76px 1fr;padding-left:14px}.update-item:before{left:-20px}.stream-time{grid-column:2}.spot-side{grid-template-columns:1fr}.info-grid{grid-template-columns:1fr}.feedback-box{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:last-child{grid-column:auto}.copyright{flex-direction:column;gap:5px}}
@media(max-width:520px){body{font-size:15px}.brand-mark{width:31px;height:31px}.category-hero h1{font-size:31px}.feature-panel{padding:13px}.feature-cover{height:185px}.section-head h2,.feedback-box h2{font-size:25px}.update-item{gap:12px}.update-thumb{height:62px}.update-item h3{font-size:15px}.spot-main{min-height:320px;padding:24px}.spot-main h3{font-size:24px}.tag-wall{padding:18px;gap:8px}.tag-wall a{padding:7px 10px;font-size:12px}.footer-grid{grid-template-columns:1fr}.copyright{font-size:11px}.button{width:100%}}