/* roulang page: index */
:root{
      --bg:#060B18;
      --bg-2:#081426;
      --bg-3:#0B1730;
      --panel:rgba(10,22,45,.74);
      --panel-strong:rgba(12,28,58,.88);
      --border:rgba(255,255,255,.10);
      --border-blue:rgba(58,168,255,.42);
      --text:#D7E2F2;
      --text-strong:#F4F8FF;
      --muted:#8EA3BD;
      --muted-2:#6F86A4;
      --primary:#2F80FF;
      --primary-2:#00B7FF;
      --accent:#A855F7;
      --rose:#FF4D8D;
      --success:#3DDC97;
      --warning:#FFD166;
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --shadow:0 18px 60px rgba(0,87,255,.14);
      --shadow-strong:0 24px 80px rgba(47,128,255,.22);
      --container:1220px;
      --header-h:72px;
      --trans:all .24s ease;
      --font:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      background:
        radial-gradient(circle at 8% 8%,rgba(47,128,255,.22),transparent 30%),
        radial-gradient(circle at 90% 14%,rgba(168,85,247,.20),transparent 34%),
        linear-gradient(180deg,var(--bg) 0%,#071020 46%,#050914 100%);
      line-height:1.75;
      overflow-x:hidden;
      min-height:100vh;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
      background-size:46px 46px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.7),transparent 80%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:var(--trans)}
    a:hover{color:#BFE8FF}
    img{max-width:100%;height:auto;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(47,128,255,.45);color:#fff}
    :focus-visible{
      outline:2px solid rgba(0,183,255,.92);
      outline-offset:3px;
      border-radius:10px;
    }
    .site-wrap{position:relative;overflow:hidden}
    .grid-container{max-width:var(--container)}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      min-height:var(--header-h);
      background:rgba(6,11,24,.76);
      border-bottom:1px solid rgba(255,255,255,.08);
      backdrop-filter:blur(18px);
      box-shadow:0 10px 40px rgba(0,0,0,.22);
    }
    .top-bar{
      background:transparent;
      padding:0;
      min-height:var(--header-h);
      align-items:center;
    }
    .top-bar ul{background:transparent}
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--text-strong);
      font-weight:800;
      letter-spacing:-.02em;
      line-height:1.15;
      max-width:420px;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      background:linear-gradient(135deg,var(--primary),var(--primary-2) 54%,var(--accent));
      display:grid;
      place-items:center;
      color:#fff;
      box-shadow:0 0 28px rgba(47,128,255,.42);
      flex:0 0 auto;
      position:relative;
      overflow:hidden;
    }
    .brand-mark:after{
      content:"";
      width:18px;
      height:18px;
      border:2px solid rgba(255,255,255,.86);
      border-radius:50%;
      box-shadow:10px 9px 0 -5px rgba(255,255,255,.9);
    }
    .brand-text{font-size:18px}
    .brand-sub{display:block;color:var(--muted);font-size:12px;font-weight:500;margin-top:2px}
    .desktop-nav{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:8px;
    }
    .desktop-nav a{
      color:var(--muted);
      padding:10px 14px;
      border-radius:999px;
      font-size:14px;
      font-weight:650;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .desktop-nav a:hover,
    .desktop-nav a.active{
      color:var(--text-strong);
      background:rgba(47,128,255,.11);
      border-color:rgba(58,168,255,.28);
      box-shadow:0 0 22px rgba(47,128,255,.12);
    }
    .nav-cta{
      margin-left:8px;
      padding:10px 18px!important;
      color:#fff!important;
      background:linear-gradient(135deg,var(--primary),var(--primary-2))!important;
      border-color:rgba(255,255,255,.18)!important;
      box-shadow:0 10px 26px rgba(47,128,255,.28)!important;
    }
    .nav-cta:hover{transform:translateY(-2px)}
    .section{
      padding:78px 0;
      position:relative;
    }
    .section-tight{padding:52px 0}
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 12px;
      border:1px solid rgba(58,168,255,.32);
      border-radius:999px;
      color:#BFE8FF;
      background:rgba(47,128,255,.10);
      font-size:13px;
      font-weight:700;
      margin-bottom:16px;
    }
    .section-kicker:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--primary-2);
      box-shadow:0 0 14px rgba(0,183,255,.85);
    }
    .section-title{
      color:var(--text-strong);
      font-size:36px;
      line-height:1.2;
      letter-spacing:-.04em;
      margin:0 0 14px;
      font-weight:850;
    }
    .section-desc{
      max-width:760px;
      color:var(--muted);
      font-size:16px;
      margin:0 0 28px;
    }
    .glass-card{
      background:var(--panel);
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      backdrop-filter:blur(16px);
      transition:var(--trans);
      position:relative;
      overflow:hidden;
    }
    .glass-card:hover{
      transform:translateY(-4px);
      border-color:var(--border-blue);
      box-shadow:var(--shadow-strong);
    }
    .glow-button,
    .button.glow-button{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border:0;
      border-radius:999px;
      padding:14px 22px;
      margin:0;
      min-height:48px;
      font-weight:800;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 12px 32px rgba(47,128,255,.34), inset 0 1px 0 rgba(255,255,255,.25);
      transition:var(--trans);
    }
    .glow-button:hover,
    .button.glow-button:hover{
      color:#fff;
      transform:translateY(-2px);
      filter:brightness(1.08);
      box-shadow:0 18px 42px rgba(47,128,255,.45),0 0 24px rgba(0,183,255,.22);
    }
    .ghost-button,
    .button.ghost-button{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      padding:13px 20px;
      margin:0;
      min-height:48px;
      font-weight:750;
      color:#D9EEFF;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(58,168,255,.34);
      transition:var(--trans);
    }
    .ghost-button:hover,
    .button.ghost-button:hover{
      color:#fff;
      background:rgba(47,128,255,.14);
      transform:translateY(-2px);
      box-shadow:0 14px 34px rgba(47,128,255,.18);
    }
    .text-link{
      color:#BFE8FF;
      font-weight:750;
      display:inline-flex;
      gap:6px;
      align-items:center;
    }
    .text-link:hover{text-decoration:underline;color:#fff}
    .badge{
      display:inline-flex;
      align-items:center;
      border-radius:999px;
      padding:5px 10px;
      background:rgba(168,85,247,.15);
      color:#E9D5FF;
      border:1px solid rgba(168,85,247,.34);
      font-size:12px;
      font-weight:750;
      line-height:1.3;
    }
    .badge.blue{background:rgba(47,128,255,.14);border-color:rgba(47,128,255,.34);color:#CDEBFF}
    .badge.green{background:rgba(61,220,151,.11);border-color:rgba(61,220,151,.28);color:#BDF7DA}
    .hero{
      padding:92px 0 72px;
      min-height:680px;
      display:flex;
      align-items:center;
    }
    .hero-stage{
      width:100%;
      position:relative;
      padding:34px;
      border-radius:34px;
      background:
        linear-gradient(135deg,rgba(11,23,48,.82),rgba(8,20,38,.62)),
        radial-gradient(circle at 80% 20%,rgba(0,183,255,.20),transparent 34%);
      border:1px solid rgba(255,255,255,.12);
      box-shadow:0 28px 100px rgba(0,0,0,.24),0 0 80px rgba(47,128,255,.12);
      backdrop-filter:blur(18px);
      overflow:hidden;
    }
    .hero-stage:before{
      content:"";
      position:absolute;
      right:-150px;
      top:-150px;
      width:360px;
      height:360px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(0,183,255,.28),transparent 68%);
      pointer-events:none;
    }
    .hero-stage:after{
      content:"";
      position:absolute;
      left:-120px;
      bottom:-150px;
      width:360px;
      height:360px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(168,85,247,.22),transparent 70%);
      pointer-events:none;
    }
    .hero-content{position:relative;z-index:2}
    .age-line{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      margin-bottom:20px;
    }
    .age-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(255,209,102,.30);
      background:rgba(255,209,102,.09);
      color:#FFE5A3;
      font-size:13px;
      font-weight:750;
    }
    h1{
      color:var(--text-strong);
      font-size:54px;
      line-height:1.12;
      letter-spacing:-.055em;
      font-weight:900;
      max-width:930px;
      margin:0 0 20px;
    }
    .hero-intro{
      max-width:800px;
      color:#B8C8DC;
      font-size:17px;
      line-height:1.85;
      margin:0 0 26px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      align-items:center;
      margin-bottom:28px;
    }
    .hero-demo{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:18px;
      margin-top:28px;
    }
    .demo-panel{
      padding:22px;
      border-radius:24px;
      background:rgba(4,12,27,.58);
      border:1px solid rgba(255,255,255,.10);
      min-height:238px;
    }
    .demo-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:16px;
      color:var(--text-strong);
      font-weight:800;
    }
    .search-box{
      display:flex;
      align-items:center;
      gap:10px;
      padding:12px 14px;
      border-radius:16px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.10);
      color:var(--muted);
      margin-bottom:16px;
    }
    .search-dot{width:10px;height:10px;border-radius:50%;background:var(--primary-2);box-shadow:0 0 14px rgba(0,183,255,.8)}
    .chip-row{display:flex;flex-wrap:wrap;gap:10px}
    .chip{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.10);
      color:#CFE0F5;
      font-size:13px;
      font-weight:650;
      transition:var(--trans);
    }
    .chip:hover,.chip.active{
      border-color:rgba(0,183,255,.48);
      background:rgba(47,128,255,.16);
      box-shadow:0 0 18px rgba(47,128,255,.14);
      color:#fff;
    }
    .privacy-steps{
      display:grid;
      gap:12px;
      margin-top:8px;
    }
    .privacy-step{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px;
      border-radius:16px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);
    }
    .step-num{
      width:28px;
      height:28px;
      border-radius:10px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      color:#fff;
      font-size:13px;
      font-weight:850;
    }
    .privacy-step strong{display:block;color:#F4F8FF;margin-bottom:2px}
    .privacy-step span{display:block;color:var(--muted);font-size:13px;line-height:1.55}
    .mini-stats{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:18px;
    }
    .mini-stat{
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);
    }
    .mini-stat b{display:block;color:#fff;font-size:20px;line-height:1.2}
    .mini-stat span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
    .channel-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:18px;
      align-items:stretch;
    }
    .channel-main{
      padding:28px;
      min-height:330px;
    }
    .feature-icon{
      width:48px;
      height:48px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg,rgba(47,128,255,.25),rgba(168,85,247,.18));
      border:1px solid rgba(255,255,255,.11);
      color:#BFE8FF;
      font-weight:900;
      margin-bottom:18px;
    }
    .channel-main h3,.channel-side h3,.compact-card h3{
      color:#fff;
      font-size:24px;
      line-height:1.25;
      margin:0 0 12px;
      font-weight:850;
    }
    .channel-main p,.channel-side p,.compact-card p{
      color:var(--muted);
      margin:0 0 18px;
      line-height:1.75;
    }
    .channel-side{
      display:grid;
      gap:18px;
    }
    .side-card{
      padding:22px;
    }
    .side-card h3{font-size:20px}
    .compact-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      margin-top:18px;
    }
    .compact-card{
      padding:20px;
      min-height:190px;
    }
    .compact-card h3{font-size:19px}
    .progress-card{
      margin-top:22px;
      padding:18px;
      border-radius:20px;
      background:rgba(0,183,255,.055);
      border:1px solid rgba(0,183,255,.18);
    }
    .progress-row{
      display:flex;
      justify-content:space-between;
      color:#DFF5FF;
      font-size:13px;
      font-weight:750;
      margin-bottom:9px;
    }
    .progress-bar{
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      overflow:hidden;
    }
    .progress-fill{
      width:76%;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--primary),var(--primary-2),var(--accent));
      box-shadow:0 0 22px rgba(0,183,255,.42);
    }
    .data-strip{
      padding:24px;
      border-radius:28px;
      background:linear-gradient(135deg,rgba(47,128,255,.14),rgba(168,85,247,.10));
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow);
    }
    .metric{
      padding:14px 10px;
      border-right:1px solid rgba(255,255,255,.10);
    }
    .metric.last{border-right:0}
    .metric b{
      display:block;
      color:#fff;
      font-size:30px;
      line-height:1.1;
      letter-spacing:-.03em;
    }
    .metric span{
      display:block;
      color:var(--muted);
      font-size:13px;
      margin-top:7px;
    }
    .lead-section .lead-card{
      padding:30px;
    }
    .lead-form{
      display:grid;
      gap:14px;
    }
    .form-label{
      display:block;
      color:#DDEBFB;
      font-size:13px;
      font-weight:750;
      margin-bottom:7px;
    }
    .dark-input,
    .dark-textarea{
      width:100%;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(3,10,24,.72);
      color:#fff;
      min-height:50px;
      padding:13px 15px;
      box-shadow:none;
      transition:var(--trans);
      margin:0;
    }
    .dark-textarea{min-height:112px;resize:vertical}
    .dark-input::placeholder,.dark-textarea::placeholder{color:#647A96}
    .dark-input:focus,.dark-textarea:focus{
      border-color:rgba(0,183,255,.60);
      background:rgba(4,12,27,.9);
      box-shadow:0 0 0 4px rgba(47,128,255,.12);
    }
    .form-note{
      color:var(--muted);
      font-size:13px;
      margin:0;
      line-height:1.7;
    }
    .proof-list{
      display:grid;
      gap:12px;
    }
    .proof-item{
      display:flex;
      gap:12px;
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);
    }
    .proof-icon{
      width:34px;
      height:34px;
      border-radius:12px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      color:#fff;
      background:rgba(47,128,255,.18);
      border:1px solid rgba(47,128,255,.28);
    }
    .proof-item strong{display:block;color:#fff;margin-bottom:2px}
    .proof-item span{display:block;color:var(--muted);font-size:13px;line-height:1.55}
    .info-layout{
      display:grid;
      grid-template-columns:1.35fr .65fr;
      gap:20px;
    }
    .info-list{
      display:grid;
      gap:12px;
    }
    .info-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:center;
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);
      transition:var(--trans);
    }
    .info-item:hover{
      transform:translateX(4px);
      border-color:rgba(58,168,255,.32);
      background:rgba(47,128,255,.08);
    }
    .info-date{
      color:#9ECFFF;
      font-weight:800;
      font-size:13px;
      min-width:68px;
    }
    .info-item a{
      color:#EFF7FF;
      font-weight:800;
      line-height:1.45;
    }
    .info-item p{margin:4px 0 0;color:var(--muted);font-size:13px;line-height:1.55}
    .arrow{color:#63D6FF;font-weight:900}
    .recommend-card{
      padding:24px;
      position:sticky;
      top:96px;
    }
    .recommend-card h3{
      color:#fff;
      font-size:21px;
      margin:0 0 14px;
      font-weight:850;
    }
    .rank-list{
      counter-reset:item;
      display:grid;
      gap:11px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .rank-list li{
      counter-increment:item;
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#C8D9EE;
      font-size:14px;
      padding-bottom:11px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .rank-list li:before{
      content:counter(item);
      width:24px;
      height:24px;
      border-radius:9px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      background:rgba(47,128,255,.16);
      color:#BFE8FF;
      font-size:12px;
      font-weight:850;
    }
    .privacy-panel{
      padding:30px;
      background:
        linear-gradient(135deg,rgba(8,20,38,.88),rgba(10,22,45,.72)),
        radial-gradient(circle at 86% 18%,rgba(255,77,141,.13),transparent 28%);
    }
    .privacy-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:16px;
      margin-top:22px;
    }
    .privacy-box{
      padding:18px;
      border-radius:18px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);
    }
    .privacy-box strong{display:block;color:#fff;margin-bottom:7px;font-size:16px}
    .privacy-box p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
    .scenario-timeline{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      position:relative;
    }
    .scenario-card{
      padding:22px;
      min-height:230px;
    }
    .scenario-card h3{
      color:#fff;
      font-size:20px;
      margin:12px 0 10px;
      font-weight:850;
    }
    .scenario-card p{color:var(--muted);margin:0;line-height:1.7}
    .testimonial-layout{
      display:grid;
      grid-template-columns:.72fr 1.28fr;
      gap:20px;
    }
    .score-card{padding:26px}
    .score-big{
      color:#fff;
      font-size:52px;
      line-height:1;
      font-weight:900;
      letter-spacing:-.05em;
      margin-bottom:10px;
    }
    .score-card p{color:var(--muted);margin:0 0 18px}
    .rating-stars{color:#FFD166;font-size:18px;letter-spacing:2px}
    .quote-list{display:grid;gap:14px}
    .quote{
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);
    }
    .quote p{margin:0;color:#D5E5F8;line-height:1.72}
    .quote footer{
      display:flex;
      justify-content:space-between;
      gap:12px;
      margin-top:12px;
      color:var(--muted);
      font-size:13px;
    }
    .pricing-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .price-card{
      padding:26px;
    }
    .price-card.recommend{
      border-color:rgba(0,183,255,.50);
      box-shadow:0 24px 90px rgba(47,128,255,.24);
    }
    .plan-name{
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
      color:#fff;
      font-weight:850;
      font-size:22px;
      margin-bottom:14px;
    }
    .price{
      color:#fff;
      font-size:36px;
      font-weight:900;
      letter-spacing:-.04em;
      margin-bottom:8px;
    }
    .price small{font-size:14px;color:var(--muted);font-weight:600}
    .plan-desc{color:var(--muted);margin:0 0 18px}
    .check-list{
      list-style:none;
      padding:0;
      margin:0 0 22px;
      display:grid;
      gap:10px;
    }
    .check-list li{
      color:#D8E8FB;
      display:flex;
      gap:9px;
      align-items:flex-start;
      font-size:14px;
      line-height:1.55;
    }
    .check-list li:before{
      content:"✓";
      color:#A7F3D0;
      font-weight:900;
      flex:0 0 auto;
    }
    .faq-wrap .accordion{
      background:transparent;
      border:0;
    }
    .faq-wrap .accordion-item{
      margin-bottom:12px;
      border-radius:18px;
      overflow:hidden;
      background:rgba(10,22,45,.72);
      border:1px solid rgba(255,255,255,.10);
      backdrop-filter:blur(16px);
    }
    .faq-wrap .accordion-title{
      color:#F2F8FF;
      background:transparent;
      border:0;
      padding:18px 20px;
      font-size:16px;
      font-weight:850;
      min-height:58px;
    }
    .faq-wrap .accordion-title:hover,
    .faq-wrap .accordion-title:focus{
      background:rgba(47,128,255,.10);
      color:#fff;
    }
    .faq-wrap .accordion-title:before{color:#79D9FF;font-size:20px;margin-top:-12px}
    .faq-wrap .accordion-content{
      background:rgba(4,12,27,.55);
      border:0;
      border-top:1px solid rgba(58,168,255,.20);
      color:var(--muted);
      padding:18px 20px 22px;
      line-height:1.75;
    }
    .cta-panel{
      padding:36px;
      border-radius:32px;
      background:
        linear-gradient(135deg,rgba(47,128,255,.20),rgba(168,85,247,.16)),
        rgba(10,22,45,.78);
      border:1px solid rgba(255,255,255,.13);
      box-shadow:0 28px 90px rgba(47,128,255,.18);
      overflow:hidden;
      position:relative;
    }
    .cta-panel:after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-130px;
      width:280px;
      height:280px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(0,183,255,.25),transparent 70%);
    }
    .cta-panel h2{
      position:relative;
      z-index:1;
      color:#fff;
      font-size:34px;
      line-height:1.2;
      letter-spacing:-.04em;
      margin:0 0 12px;
      font-weight:900;
    }
    .cta-panel p{
      position:relative;
      z-index:1;
      color:#C8D9EE;
      margin:0;
      max-width:760px;
    }
    .cta-actions{
      position:relative;
      z-index:1;
      display:flex;
      gap:12px;
      justify-content:flex-end;
      flex-wrap:wrap;
    }
    .site-footer{
      padding:46px 0 34px;
      border-top:1px solid rgba(255,255,255,.09);
      background:rgba(3,7,16,.62);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff;
      font-weight:850;
      font-size:18px;
      margin-bottom:12px;
    }
    .footer-text{
      color:var(--muted);
      font-size:14px;
      max-width:620px;
      margin:0;
      line-height:1.75;
    }
    .footer-links{
      display:flex;
      justify-content:flex-end;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:12px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      padding:7px 10px;
      border-radius:999px;
    }
    .footer-links a:hover{
      color:#fff;
      background:rgba(47,128,255,.12);
    }
    .copyright{
      color:#667A95;
      font-size:13px;
      text-align:right;
      margin:0;
    }
    .mobile-tabs{
      position:fixed;
      left:0;
      right:0;
      bottom:0;
      z-index:1200;
      display:none;
      padding:8px 12px calc(8px + env(safe-area-inset-bottom));
      background:rgba(6,11,24,.86);
      border-top:1px solid rgba(255,255,255,.10);
      backdrop-filter:blur(18px);
      box-shadow:0 -12px 40px rgba(0,0,0,.28);
    }
    .mobile-tab-inner{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:8px;
      max-width:520px;
      margin:0 auto;
    }
    .mobile-tabs a{
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:3px;
      min-height:54px;
      border-radius:18px;
      color:var(--muted);
      font-size:12px;
      font-weight:750;
    }
    .mobile-tabs svg{
      width:20px;
      height:20px;
      stroke:currentColor;
      fill:none;
      stroke-width:2;
    }
    .mobile-tabs a.active,
    .mobile-tabs a:hover{
      color:#9BE7FF;
      background:rgba(47,128,255,.13);
      box-shadow:0 0 20px rgba(47,128,255,.12);
    }
    @media (max-width:1024px){
      .desktop-nav a{padding:9px 10px;font-size:13px}
      .brand-text{font-size:16px}
      h1{font-size:46px}
      .hero-demo,.channel-grid,.info-layout,.testimonial-layout{grid-template-columns:1fr}
      .compact-grid,.scenario-timeline{grid-template-columns:repeat(2,1fr)}
      .recommend-card{position:relative;top:0}
      .pricing-grid{grid-template-columns:1fr}
      .metric{border-right:0;border-bottom:1px solid rgba(255,255,255,.10)}
      .metric.last{border-bottom:0}
    }
    @media (max-width:768px){
      body{padding-bottom:82px}
      .site-header{min-height:64px}
      .top-bar{min-height:64px}
      .desktop-nav{display:none}
      .mobile-tabs{display:block}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .brand-text{font-size:15px}
      .brand-sub{display:none}
      .hero{padding:46px 0 42px;min-height:auto}
      .hero-stage{padding:22px;border-radius:26px}
      h1{font-size:34px;letter-spacing:-.04em}
      .hero-intro{font-size:15px;line-height:1.75}
      .hero-actions{flex-direction:column;align-items:stretch}
      .glow-button,.ghost-button,.button.glow-button,.button.ghost-button{width:100%}
      .mini-stats,.privacy-grid{grid-template-columns:1fr}
      .section{padding:54px 0}
      .section-tight{padding:38px 0}
      .section-title{font-size:28px}
      .section-desc{font-size:15px}
      .compact-grid,.scenario-timeline{grid-template-columns:1fr}
      .data-strip{padding:16px}
      .metric b{font-size:26px}
      .lead-section .lead-card,.privacy-panel,.cta-panel{padding:22px}
      .info-item{grid-template-columns:1fr auto;gap:8px}
      .info-date{grid-column:1 / -1}
      .cta-actions{justify-content:stretch;margin-top:18px}
      .footer-links{justify-content:flex-start;margin-top:24px}
      .copyright{text-align:left}
    }
    @media (max-width:520px){
      .grid-container{padding-left:16px;padding-right:16px}
      h1{font-size:31px}
      .hero-stage{padding:18px}
      .demo-panel{padding:16px;min-height:auto}
      .section-title{font-size:25px}
      .channel-main,.side-card,.compact-card,.price-card,.score-card{padding:18px}
      .plan-name{font-size:20px}
      .price{font-size:32px}
      .cta-panel h2{font-size:26px}
      .chip-row{gap:8px}
      .chip{font-size:12px;padding:7px 10px}
    }

/* roulang page: category1 */
:root{
      --bg:#060B18;
      --bg-2:#081426;
      --bg-3:#0B1730;
      --panel:rgba(10,22,45,.74);
      --panel-strong:rgba(13,29,59,.88);
      --panel-soft:rgba(255,255,255,.055);
      --line:rgba(255,255,255,.11);
      --line-blue:rgba(47,128,255,.45);
      --text:#D7E2F2;
      --muted:#8EA3BD;
      --muted-2:#6F86A4;
      --blue:#2F80FF;
      --cyan:#00B7FF;
      --blue-2:#3AA8FF;
      --purple:#A855F7;
      --rose:#FF4D8D;
      --good:#4ADE80;
      --warn:#FBBF24;
      --danger:#FB7185;
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:28px;
      --shadow:0 18px 60px rgba(0,87,255,.14);
      --shadow-strong:0 22px 70px rgba(0,183,255,.20);
      --font:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      --header-h:74px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      color:var(--text);
      font-family:var(--font);
      font-size:16px;
      line-height:1.75;
      background:
        radial-gradient(circle at 10% 8%,rgba(47,128,255,.20),transparent 30%),
        radial-gradient(circle at 90% 12%,rgba(168,85,247,.18),transparent 34%),
        radial-gradient(circle at 50% 86%,rgba(0,183,255,.10),transparent 42%),
        linear-gradient(180deg,var(--bg),#071121 45%,#050913 100%);
      overflow-x:hidden;
      padding-bottom:0;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.28;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
      background-size:44px 44px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.85),transparent 72%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:color .22s ease,background .22s ease,border-color .22s ease,box-shadow .22s ease,transform .22s ease}
    a:hover{color:#fff}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(47,128,255,.45);color:#fff}
    :focus-visible{outline:3px solid rgba(0,183,255,.45);outline-offset:3px;border-radius:10px}
    .grid-container{max-width:var(--max)}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      height:var(--header-h);
      display:flex;
      align-items:center;
      background:rgba(5,11,24,.78);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(255,255,255,.09);
      box-shadow:0 16px 46px rgba(0,0,0,.20);
    }
    .site-header .top-bar{
      width:100%;
      padding:0;
      background:transparent;
      align-items:center;
    }
    .site-header .top-bar-left,.site-header .top-bar-right{display:flex;align-items:center}
    .brand{
      display:inline-flex;
      align-items:center;
      gap:13px;
      min-width:0;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      position:relative;
      flex:0 0 auto;
      background:
        radial-gradient(circle at 28% 24%,rgba(255,255,255,.95),transparent 10%),
        linear-gradient(135deg,var(--blue),var(--cyan) 52%,var(--purple));
      box-shadow:0 0 30px rgba(47,128,255,.42),inset 0 0 18px rgba(255,255,255,.18);
    }
    .brand-mark:after{
      content:"18+";
      position:absolute;
      inset:auto 6px 6px auto;
      font-size:10px;
      line-height:1;
      padding:3px 4px;
      border-radius:999px;
      color:#fff;
      background:rgba(6,11,24,.68);
      border:1px solid rgba(255,255,255,.20);
    }
    .brand-text{
      display:block;
      max-width:310px;
      color:#fff;
      font-weight:800;
      line-height:1.15;
      letter-spacing:.2px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-sub{
      display:block;
      margin-top:3px;
      color:var(--muted);
      font-size:12px;
      line-height:1.2;
      white-space:nowrap;
    }
    .desktop-nav{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:8px;
    }
    .desktop-nav a{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:9px 14px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      border-radius:999px;
      border:1px solid transparent;
    }
    .desktop-nav a:hover,.desktop-nav a.active{
      color:#fff;
      background:rgba(47,128,255,.12);
      border-color:rgba(47,128,255,.34);
      box-shadow:0 0 26px rgba(47,128,255,.12);
    }
    .desktop-nav a.active:before{
      content:"";
      width:6px;
      height:6px;
      border-radius:50%;
      margin-right:8px;
      background:var(--cyan);
      box-shadow:0 0 14px rgba(0,183,255,.9);
    }
    .desktop-nav .nav-cta{
      margin-left:8px;
      color:#fff;
      background:linear-gradient(135deg,var(--blue),var(--cyan));
      border-color:rgba(255,255,255,.12);
      box-shadow:0 0 24px rgba(47,128,255,.32);
    }
    .desktop-nav .nav-cta:hover{
      transform:translateY(-2px);
      box-shadow:0 16px 34px rgba(0,183,255,.28);
    }
    .page-shell{position:relative;overflow:hidden}
    .section{padding:76px 0}
    .section-tight{padding:52px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      margin-bottom:18px;
      border:1px solid rgba(0,183,255,.26);
      border-radius:999px;
      color:#BFE9FF;
      background:rgba(0,183,255,.08);
      font-size:13px;
      font-weight:800;
      letter-spacing:.2px;
    }
    .eyebrow:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 16px rgba(0,183,255,.9);
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1{
      color:#fff;
      font-weight:900;
      font-size:clamp(32px,5vw,54px);
      line-height:1.12;
      letter-spacing:-1.5px;
      margin-bottom:20px;
    }
    h2{
      color:#fff;
      font-weight:900;
      font-size:clamp(26px,3.2vw,38px);
      line-height:1.18;
      letter-spacing:-.8px;
      margin-bottom:14px;
    }
    h3{
      color:#fff;
      font-size:21px;
      line-height:1.28;
      font-weight:850;
      margin-bottom:10px;
    }
    p{color:var(--muted);margin-bottom:0}
    .lead{
      max-width:780px;
      color:#B8C8DD;
      font-size:17px;
      line-height:1.85;
    }
    .hero{
      padding:46px 0 34px;
      position:relative;
    }
    .hero:after{
      content:"";
      position:absolute;
      inset:0;
      pointer-events:none;
      background:linear-gradient(180deg,rgba(47,128,255,.08),transparent 70%);
      z-index:-1;
    }
    .hero-card{
      position:relative;
      overflow:hidden;
      padding:32px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.12);
      background:
        linear-gradient(135deg,rgba(10,22,45,.86),rgba(8,20,38,.72)),
        radial-gradient(circle at 86% 20%,rgba(0,183,255,.20),transparent 30%);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
    }
    .hero-card:before{
      content:"";
      position:absolute;
      right:-80px;
      top:-90px;
      width:260px;
      height:260px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(168,85,247,.28),transparent 68%);
      pointer-events:none;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
    }
    .button{
      border-radius:999px;
      font-weight:850;
      letter-spacing:.2px;
      margin:0;
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
    }
    .glow-button{
      color:#fff;
      border:1px solid rgba(255,255,255,.13);
      background:linear-gradient(135deg,var(--blue),var(--cyan));
      box-shadow:0 12px 28px rgba(47,128,255,.28),0 0 24px rgba(0,183,255,.18);
    }
    .glow-button:hover,.glow-button:focus{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 18px 42px rgba(0,183,255,.34),0 0 34px rgba(47,128,255,.28);
    }
    .ghost-button{
      color:#DCEBFF;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(58,168,255,.35);
    }
    .ghost-button:hover,.ghost-button:focus{
      color:#fff;
      background:rgba(47,128,255,.13);
      border-color:rgba(0,183,255,.62);
      transform:translateY(-2px);
    }
    .group-panel{
      height:100%;
      padding:24px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.12);
      background:rgba(10,22,45,.64);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
    }
    .group-count{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.10);
      margin-bottom:14px;
    }
    .group-count strong{
      display:block;
      color:#fff;
      font-size:28px;
      line-height:1;
    }
    .group-count span{color:var(--muted);font-size:13px}
    .avatar-stack{display:flex;align-items:center}
    .avatar-stack i{
      width:32px;
      height:32px;
      margin-left:-8px;
      border-radius:50%;
      border:2px solid rgba(10,22,45,.9);
      background:linear-gradient(135deg,var(--blue),var(--purple));
      box-shadow:0 0 18px rgba(47,128,255,.24);
    }
    .avatar-stack i:first-child{margin-left:0}
    .progress-wrap{margin:16px 0 18px}
    .progress-label{display:flex;justify-content:space-between;color:var(--muted);font-size:13px;margin-bottom:8px}
    .progress{
      height:9px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      overflow:hidden;
      margin:0;
    }
    .progress-meter{
      height:100%;
      width:76%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--blue),var(--cyan),var(--purple));
      box-shadow:0 0 18px rgba(0,183,255,.42);
    }
    .notice-strip{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(251,191,36,.08);
      border:1px solid rgba(251,191,36,.22);
      color:#FFE9B0;
      font-size:14px;
      line-height:1.65;
      margin-top:22px;
    }
    .notice-strip b{color:#fff}
    .filter-bar-wrap{
      position:sticky;
      top:var(--header-h);
      z-index:900;
      padding:14px 0;
      background:linear-gradient(180deg,rgba(6,11,24,.94),rgba(6,11,24,.76));
      backdrop-filter:blur(16px);
      border-top:1px solid rgba(255,255,255,.06);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .filter-bar{
      display:flex;
      gap:10px;
      align-items:center;
      overflow:auto;
      scrollbar-width:none;
      padding-bottom:2px;
    }
    .filter-bar::-webkit-scrollbar{display:none}
    .chip{
      display:inline-flex;
      align-items:center;
      gap:7px;
      flex:0 0 auto;
      min-height:38px;
      padding:8px 14px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.045);
      color:#B8C8DD;
      font-size:13px;
      font-weight:800;
      white-space:nowrap;
    }
    .chip:hover,.chip.active{
      color:#fff;
      border-color:rgba(0,183,255,.55);
      background:rgba(47,128,255,.16);
      box-shadow:0 0 22px rgba(0,183,255,.14);
    }
    .search-box{
      position:relative;
      display:flex;
      align-items:center;
      min-width:250px;
      flex:0 0 auto;
    }
    .search-box input{
      width:100%;
      height:42px;
      color:#fff;
      padding:0 14px 0 42px;
      border-radius:999px;
      border:1px solid rgba(58,168,255,.25);
      background:rgba(255,255,255,.055);
      box-shadow:none;
      margin:0;
    }
    .search-box input::placeholder{color:#7890AE}
    .search-box input:focus{
      border-color:rgba(0,183,255,.72);
      background:rgba(47,128,255,.10);
      box-shadow:0 0 0 4px rgba(0,183,255,.12);
    }
    .search-box:before{
      content:"⌕";
      position:absolute;
      left:16px;
      color:#8EA3BD;
      font-size:20px;
      line-height:1;
      z-index:1;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:22px;
      margin-bottom:28px;
    }
    .section-head .lead{max-width:670px}
    .mini-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:var(--muted);
      font-size:13px;
    }
    .mini-meta span{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.09);
    }
    .content-layout{align-items:flex-start}
    .entry-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .entry-card{
      position:relative;
      overflow:hidden;
      min-height:220px;
      padding:22px;
      border-radius:var(--radius);
      border:1px solid rgba(255,255,255,.11);
      background:var(--panel);
      backdrop-filter:blur(16px);
      box-shadow:0 14px 44px rgba(0,0,0,.18);
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
    }
    .entry-card:hover{
      transform:translateY(-4px);
      border-color:rgba(0,183,255,.42);
      box-shadow:var(--shadow-strong);
    }
    .entry-card.featured{
      grid-column:span 2;
      min-height:260px;
      display:grid;
      grid-template-columns:1.25fr .75fr;
      gap:20px;
      align-items:stretch;
      background:
        radial-gradient(circle at 82% 18%,rgba(0,183,255,.18),transparent 34%),
        linear-gradient(135deg,rgba(13,29,59,.92),rgba(10,22,45,.70));
    }
    .card-cover{
      min-height:180px;
      border-radius:18px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.10);
      background:
        linear-gradient(135deg,rgba(47,128,255,.22),rgba(168,85,247,.15)),
        radial-gradient(circle at 32% 24%,rgba(0,183,255,.32),transparent 20%),
        radial-gradient(circle at 74% 66%,rgba(255,77,141,.18),transparent 28%),
        rgba(255,255,255,.045);
      position:relative;
    }
    .card-cover:before,.card-cover:after{
      content:"";
      position:absolute;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      transform:rotate(-18deg);
    }
    .card-cover:before{width:180px;height:64px;left:18%;top:28%}
    .card-cover:after{width:130px;height:44px;right:14%;bottom:22%}
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:14px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      padding:5px 9px;
      border-radius:999px;
      color:#BFE9FF;
      background:rgba(0,183,255,.08);
      border:1px solid rgba(0,183,255,.22);
      font-size:12px;
      font-weight:800;
    }
    .tag.purple{color:#EAD7FF;background:rgba(168,85,247,.10);border-color:rgba(168,85,247,.28)}
    .tag.rose{color:#FFD8E7;background:rgba(255,77,141,.09);border-color:rgba(255,77,141,.24)}
    .card-status{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
      margin-top:18px;
      padding-top:16px;
      border-top:1px solid rgba(255,255,255,.09);
      color:var(--muted);
      font-size:13px;
    }
    .status-dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--good);
      box-shadow:0 0 14px rgba(74,222,128,.6);
    }
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:6px;
      margin-top:18px;
      color:#9DDCFF;
      font-weight:850;
      font-size:14px;
    }
    .text-link:hover{color:#fff;text-decoration:underline;text-decoration-color:rgba(0,183,255,.6);text-underline-offset:4px}
    .side-stack{
      position:sticky;
      top:154px;
      display:grid;
      gap:16px;
    }
    .side-card{
      padding:20px;
      border-radius:var(--radius);
      border:1px solid rgba(255,255,255,.11);
      background:rgba(10,22,45,.70);
      backdrop-filter:blur(16px);
      box-shadow:0 14px 42px rgba(0,0,0,.16);
    }
    .side-card h3{font-size:18px}
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:14px;
    }
    .rule-list{
      list-style:none;
      padding:0;
      margin:14px 0 0;
      display:grid;
      gap:12px;
    }
    .rule-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#B8C8DD;
      font-size:14px;
      line-height:1.65;
    }
    .rule-list li:before{
      content:"✓";
      flex:0 0 22px;
      width:22px;
      height:22px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:50%;
      color:#fff;
      font-size:12px;
      background:rgba(0,183,255,.16);
      border:1px solid rgba(0,183,255,.26);
      box-shadow:0 0 16px rgba(0,183,255,.12);
      margin-top:2px;
    }
    .rights-box{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .rights-row{
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:12px;
      border-radius:14px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:#B8C8DD;
      font-size:14px;
    }
    .rights-row b{color:#fff}
    .load-panel{
      margin-top:24px;
      padding:18px;
      border-radius:var(--radius);
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.04);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .pagination{
      margin:0;
      display:flex;
      gap:8px;
      align-items:center;
    }
    .pagination a,.pagination button,.pagination .current{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-width:38px;
      height:38px;
      padding:0 12px;
      border-radius:12px;
      border:1px solid rgba(255,255,255,.10);
      color:var(--muted);
      background:rgba(255,255,255,.045);
      font-weight:800;
      font-size:13px;
    }
    .pagination .current,.pagination a:hover{
      color:#fff;
      border-color:rgba(0,183,255,.55);
      background:rgba(47,128,255,.16);
      box-shadow:0 0 18px rgba(0,183,255,.14);
    }
    .guide-strip{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:14px;
      margin-top:24px;
    }
    .guide-item{
      padding:18px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.045);
    }
    .guide-item .num{
      width:34px;
      height:34px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:12px;
      color:#fff;
      font-weight:900;
      margin-bottom:12px;
      background:linear-gradient(135deg,var(--blue),var(--purple));
      box-shadow:0 0 22px rgba(47,128,255,.22);
    }
    .guide-item h3{font-size:17px}
    .guide-item p{font-size:14px;line-height:1.65}
    .faq-wrap{
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.11);
      background:rgba(10,22,45,.66);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .accordion{
      background:transparent;
      margin:0;
    }
    .accordion-item{
      border-bottom:1px solid rgba(255,255,255,.08);
      background:transparent;
    }
    .accordion-item:last-child{border-bottom:0}
    .accordion-title{
      min-height:58px;
      color:#fff;
      border:0!important;
      background:transparent!important;
      font-weight:850;
      font-size:16px;
      padding:19px 52px 19px 22px;
    }
    .accordion-title:hover,.accordion-title:focus{
      color:#fff;
      background:rgba(47,128,255,.10)!important;
    }
    .accordion-title:before{color:var(--cyan);font-size:22px;margin-top:-12px}
    .accordion-content{
      color:var(--muted);
      border:0!important;
      background:rgba(255,255,255,.035)!important;
      padding:0 22px 20px;
      line-height:1.8;
    }
    .cta-panel{
      position:relative;
      overflow:hidden;
      padding:34px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(0,183,255,.24);
      background:
        radial-gradient(circle at 12% 18%,rgba(0,183,255,.20),transparent 32%),
        radial-gradient(circle at 88% 28%,rgba(168,85,247,.20),transparent 36%),
        linear-gradient(135deg,rgba(13,29,59,.88),rgba(8,20,38,.76));
      box-shadow:var(--shadow-strong);
    }
    .cta-panel .hero-actions{margin-top:22px}
    footer{
      margin-top:34px;
      padding:26px 18px calc(26px + env(safe-area-inset-bottom));
      display:flex;
      align-items:center;
      justify-content:center;
      gap:16px;
      flex-wrap:wrap;
      color:#8EA3BD;
      font-size:14px;
      background:rgba(3,8,18,.92);
      border-top:1px solid rgba(255,255,255,.09);
    }
    footer span{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);
    }
    footer span:first-child:before{
      content:"国产69精品久久久久熟女";
      color:#fff;
      font-weight:850;
      margin-right:8px;
    }
    footer span:last-child:after{
      content:" · 18+ · yzthx.com";
      color:#6F86A4;
    }
    .mobile-tab{
      position:fixed;
      left:0;
      right:0;
      bottom:0;
      z-index:1100;
      display:none;
      padding:8px 12px calc(8px + env(safe-area-inset-bottom));
      background:rgba(5,11,24,.86);
      border-top:1px solid rgba(255,255,255,.10);
      backdrop-filter:blur(18px);
      box-shadow:0 -16px 42px rgba(0,0,0,.32);
    }
    .mobile-tab-inner{
      max-width:520px;
      margin:0 auto;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:8px;
    }
    .tab-link{
      min-height:54px;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:4px;
      color:#8EA3BD;
      border-radius:18px;
      font-size:12px;
      font-weight:850;
      border:1px solid transparent;
    }
    .tab-link svg{
      width:20px;
      height:20px;
      stroke:currentColor;
      stroke-width:2;
      fill:none;
      stroke-linecap:round;
      stroke-linejoin:round;
    }
    .tab-link.active,.tab-link:hover{
      color:#fff;
      background:rgba(47,128,255,.14);
      border-color:rgba(0,183,255,.35);
      box-shadow:0 0 20px rgba(0,183,255,.12);
    }
    @media (max-width:1024px){
      .brand-text{max-width:250px}
      .entry-card.featured{grid-template-columns:1fr}
      .side-stack{position:static;margin-top:18px}
      .guide-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
      .section-head{align-items:flex-start;flex-direction:column}
    }
    @media (max-width:768px){
      body{padding-bottom:84px}
      .site-header{height:68px}
      :root{--header-h:68px}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .brand-text{max-width:210px;font-size:14px}
      .brand-sub{font-size:11px}
      .desktop-nav a:not(.nav-cta){display:none}
      .desktop-nav .nav-cta{margin-left:0;padding:8px 12px;min-height:38px;font-size:13px}
      .hero{padding:30px 0 24px}
      .hero-card,.cta-panel{padding:22px}
      .group-panel{margin-top:16px}
      .section{padding:54px 0}
      .section-tight{padding:40px 0}
      .filter-bar-wrap{top:68px}
      .entry-grid{grid-template-columns:1fr}
      .entry-card.featured{grid-column:span 1}
      .load-panel{align-items:stretch;flex-direction:column}
      .pagination{justify-content:center;flex-wrap:wrap}
      .mobile-tab{display:block}
      footer{margin-bottom:82px}
    }
    @media (max-width:520px){
      .grid-container{padding-left:16px;padding-right:16px}
      h1{letter-spacing:-.9px}
      .lead{font-size:15px;line-height:1.75}
      .hero-actions{flex-direction:column}
      .hero-actions .button{width:100%;padding-left:16px;padding-right:16px}
      .group-count{align-items:flex-start;flex-direction:column}
      .search-box{min-width:220px}
      .guide-strip{grid-template-columns:1fr}
      .entry-card{padding:18px;min-height:auto}
      .card-status{align-items:flex-start;flex-direction:column}
      .notice-strip{font-size:13px}
      footer{align-items:stretch;flex-direction:column;text-align:center}
      footer span{justify-content:center;border-radius:16px}
    }