/* roulang page: index */
:root{
      --nav:#ffffff;
      --bg:#061326;
      --bg-2:#0a1b34;
      --panel:rgba(17,43,78,.72);
      --panel-strong:#102b52;
      --line:rgba(155,174,211,.18);
      --line-bright:rgba(49,215,232,.42);
      --text:#f3f7ff;
      --muted:#9aacca;
      --soft:#d8e4f5;
      --cyan:#31d7e8;
      --purple:#7665ff;
      --purple-soft:#a69cff;
      --warm:#ffb86b;
      --danger:#ff879b;
      --radius:22px;
      --shadow:0 22px 70px rgba(0,0,0,.28);
      --ease:220ms ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:Inter,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;color:var(--text);background:var(--bg);line-height:1.75;overflow-x:hidden}
    body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.18;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,black,transparent 78%);z-index:-1}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    img{max-width:100%;display:block}
    :focus-visible{outline:3px solid var(--cyan);outline-offset:3px}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .site-header{height:74px;background:var(--nav);color:#152541;border-bottom:1px solid #e5ebf4;box-shadow:0 5px 24px rgba(9,28,55,.12);position:sticky;top:0;z-index:20}
    .nav-wrap{height:74px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;white-space:nowrap;color:#12233e}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--purple),var(--cyan));display:grid;place-items:center;box-shadow:0 8px 20px rgba(91,103,255,.3);position:relative}
    .brand-mark:after{content:"";width:0;height:0;border-top:7px solid transparent;border-bottom:7px solid transparent;border-left:10px solid #fff;margin-left:3px}
    .main-nav{display:flex;align-items:center;gap:24px;margin-left:auto}
    .main-nav a{font-size:14px;color:#62718a;position:relative;padding:25px 2px;transition:var(--ease)}
    .main-nav a:hover,.main-nav a.active{color:#263e83}
    .main-nav a.active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--purple),var(--cyan))}
    .nav-search{height:40px;width:190px;border:1px solid #dbe4ef;background:#f7f9fc;border-radius:12px;display:flex;align-items:center;padding:0 12px;gap:8px;color:#8997aa}
    .nav-search input{border:0;background:transparent;outline:0;width:100%;font-size:13px;color:#253654}
    .nav-cta,.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:11px 18px;font-size:14px;font-weight:700;transition:var(--ease)}
    .nav-cta{background:#1b2f6e;color:#fff;box-shadow:0 8px 18px rgba(27,47,110,.2)}
    .nav-cta:hover{background:#304aa0;transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;color:#1b2d4b;font-size:25px}
    .hero{position:relative;padding:78px 0 68px;overflow:hidden}
    .hero:after{content:"";position:absolute;width:620px;height:420px;right:-170px;top:-100px;background:radial-gradient(circle,rgba(118,101,255,.24),transparent 65%);pointer-events:none}
    .hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:58px;align-items:center}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--cyan)}
    h1{font-size:clamp(34px,5vw,58px);line-height:1.16;letter-spacing:-.04em;margin:18px 0 22px;max-width:700px}
    .hero-copy{font-size:17px;color:var(--soft);max-width:650px;line-height:1.9}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .button.primary{background:linear-gradient(120deg,var(--cyan),#7180ff);color:#071426;box-shadow:0 12px 30px rgba(49,215,232,.2)}
    .button.primary:hover{filter:brightness(1.12);transform:translateY(-3px);box-shadow:0 16px 34px rgba(49,215,232,.32)}
    .button.secondary{border:1px solid var(--line-bright);background:rgba(19,43,77,.5);color:#e6f8ff}
    .button.secondary:hover{background:rgba(49,215,232,.12);border-color:var(--cyan)}
    .hero-stats{display:flex;gap:26px;margin-top:35px;flex-wrap:wrap}
    .stat strong{display:block;font-size:23px;color:#fff}.stat span{font-size:12px;color:var(--muted)}
    .rank-panel{border:1px solid var(--line);background:linear-gradient(145deg,rgba(19,48,88,.9),rgba(9,24,47,.82));border-radius:28px;padding:24px;box-shadow:var(--shadow);position:relative}
    .rank-panel:before{content:"";position:absolute;inset:12px;border:1px solid rgba(49,215,232,.1);border-radius:20px;pointer-events:none}
    .panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:21px;position:relative}
    .panel-title{font-size:15px;font-weight:800}.live-dot{font-size:12px;color:var(--cyan);display:flex;gap:6px;align-items:center}.live-dot i{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
    .rank-row{display:grid;grid-template-columns:30px 1fr auto;gap:13px;align-items:center;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.09);position:relative}
    .rank-row:last-child{border-bottom:0}.rank-num{font-size:20px;font-weight:800;color:#7585a4}.rank-row:first-child .rank-num{color:var(--cyan)}
    .rank-name{font-size:14px;font-weight:700}.rank-meta{font-size:12px;color:var(--muted)}.rank-score{font-size:13px;color:var(--purple-soft)}
    .cover{height:72px;border-radius:14px;background:linear-gradient(135deg,#162f59,#725eff 55%,#2dd5e3);position:relative;overflow:hidden}
    .cover:before,.cover:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.4);transform:rotate(30deg);width:120%;height:70%;left:-15%;top:12%}
    .cover:after{transform:rotate(-32deg);top:42%;opacity:.5}
    section{padding:84px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}.section-head h2{font-size:32px;line-height:1.25;margin-top:10px}.section-head p{max-width:550px;color:var(--muted);font-size:15px}
    .feature-layout{display:grid;grid-template-columns:1.35fr .85fr;gap:18px}.glass{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 14px 42px rgba(0,0,0,.16);backdrop-filter:blur(16px)}
    .feature-main{padding:30px;min-height:270px;position:relative;overflow:hidden;background:linear-gradient(120deg,rgba(19,55,96,.85),rgba(14,31,61,.75))}
    .feature-main:after{content:"";position:absolute;width:230px;height:230px;right:20px;bottom:-100px;border-radius:50%;border:35px solid rgba(49,215,232,.12);box-shadow:0 0 0 25px rgba(118,101,255,.08)}
    .feature-main h3{font-size:25px;max-width:410px;margin:15px 0 10px}.feature-main p{color:var(--muted);max-width:480px;font-size:14px}
    .mini-stack{display:grid;gap:18px}.mini-card{padding:24px;display:flex;gap:16px;align-items:flex-start;transition:var(--ease)}.mini-card:hover,.topic-card:hover,.scene-card:hover{transform:translateY(-4px);border-color:var(--line-bright)}
    .icon-box{width:42px;height:42px;flex:0 0 42px;border-radius:13px;background:rgba(49,215,232,.1);color:var(--cyan);display:grid;place-items:center;font-size:19px}.mini-card h3{font-size:17px;margin-bottom:4px}.mini-card p{color:var(--muted);font-size:13px;line-height:1.65}
    .scene-strip{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}.scene-card{min-height:220px;padding:24px;position:relative;overflow:hidden;transition:var(--ease)}.scene-card .scene-art{height:80px;margin:-24px -24px 20px;background:linear-gradient(115deg,#15315d,#655cff);opacity:.8}.scene-card:nth-child(2) .scene-art{background:linear-gradient(115deg,#113e57,#2bd8d0)}.scene-card:nth-child(3) .scene-art{background:linear-gradient(115deg,#392b6f,#9d70ff)}.scene-card h3{font-size:19px;margin-bottom:7px}.scene-card p{font-size:13px;color:var(--muted)}
    .topic-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:17px}.topic-card{padding:25px;transition:var(--ease)}.topic-card.large{min-height:260px;background:linear-gradient(140deg,rgba(42,49,116,.68),rgba(10,35,62,.82))}.topic-card h3{font-size:22px;margin:15px 0 8px}.topic-card p{color:var(--muted);font-size:14px}.topic-side{display:grid;gap:17px}.topic-side .topic-card{min-height:121px}.topic-side h3{font-size:17px;margin:8px 0 3px}.meta{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin-top:16px;font-size:12px;color:var(--muted)}.badge{display:inline-flex;padding:4px 9px;border-radius:20px;background:rgba(49,215,232,.1);border:1px solid rgba(49,215,232,.25);color:var(--cyan);font-size:12px}
    .data-band{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}.data-item{background:#0b203c;padding:24px}.data-item strong{display:block;color:#fff;font-size:27px}.data-item span{font-size:13px;color:var(--muted)}
    .updates{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}.update-list{list-style:none}.update-list li{display:flex;justify-content:space-between;gap:20px;padding:17px 0;border-bottom:1px solid var(--line);font-size:15px}.update-list li a:hover{color:var(--cyan)}.update-list time{color:var(--muted);font-size:12px;white-space:nowrap}.notice{padding:25px;background:linear-gradient(145deg,rgba(31,44,93,.72),rgba(11,29,55,.85));border-radius:20px;border:1px solid var(--line)}.notice h3{font-size:20px;margin-bottom:8px}.notice p{color:var(--muted);font-size:14px}.notice .button{margin-top:20px}
    .access-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:18px;align-items:stretch}.access-card{padding:28px}.access-card.recommended{border-color:rgba(118,101,255,.65);box-shadow:0 0 35px rgba(118,101,255,.12)}.access-card h3{font-size:21px}.access-card p{font-size:14px;color:var(--muted);margin:8px 0 20px}.access-list{list-style:none;color:var(--soft);font-size:14px}.access-list li{padding:9px 0;border-bottom:1px solid var(--line)}.access-list li:before{content:"✓";color:var(--cyan);margin-right:9px}.access-card .button{margin-top:22px}
    .faq-list{max-width:860px;margin:auto}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;padding:21px 3px;background:transparent;color:var(--text);text-align:left;display:flex;justify-content:space-between;font-size:16px;font-weight:700}.faq-q span{color:var(--cyan);font-size:22px;transition:var(--ease)}.faq-a{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height 280ms ease;padding-right:40px}.faq-item.open .faq-a{max-height:150px;padding-bottom:20px}.faq-item.open .faq-q span{transform:rotate(45deg)}
    .cta-panel{padding:47px;border-radius:26px;background:radial-gradient(circle at 85% 20%,rgba(49,215,232,.2),transparent 25%),linear-gradient(120deg,#142c5c,#0b1c38);border:1px solid var(--line-bright);display:flex;align-items:center;justify-content:space-between;gap:25px}.cta-panel h2{font-size:30px}.cta-panel p{color:var(--muted);font-size:14px;margin-top:8px}.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
    footer{padding:52px 0 25px;background:#041022;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}.footer-brand p{color:var(--muted);font-size:13px;max-width:330px;margin-top:14px}.footer-col h3{font-size:14px;margin-bottom:14px}.footer-col a{display:block;color:var(--muted);font-size:13px;margin:8px 0}.footer-col a:hover{color:var(--cyan)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:35px;padding-top:20px;color:#72849f;font-size:12px}
    .modal{position:fixed;inset:0;background:rgba(1,8,18,.82);display:grid;place-items:center;padding:20px;z-index:50;backdrop-filter:blur(7px)}.modal.hidden{display:none}.modal-box{max-width:480px;background:#102746;border:1px solid var(--line-bright);border-radius:22px;padding:31px;box-shadow:var(--shadow)}.modal-box h2{font-size:24px;margin-bottom:12px}.modal-box p{color:var(--soft);font-size:14px;line-height:1.8}.modal-actions{display:flex;gap:12px;margin-top:24px}.modal-actions .button{flex:1}.exit{background:transparent;border:1px solid var(--line);color:var(--muted)}
    @media(max-width:1024px){.hero-grid{gap:30px}.main-nav{gap:15px}.nav-search{width:145px}.container{width:min(920px,calc(100% - 36px))}}
    @media(max-width:768px){.site-header,.nav-wrap{height:66px}.nav-wrap{gap:14px}.main-nav,.nav-search,.nav-cta{display:none}.menu-toggle{display:block;margin-left:auto}.brand{font-size:15px}.hero{padding:60px 0 50px}.hero-grid,.feature-layout,.topic-layout,.updates,.access-grid{grid-template-columns:1fr}.hero-copy{font-size:15px}.rank-panel{margin-top:10px}.scene-strip{display:flex;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory}.scene-card{min-width:78%;scroll-snap-align:start}.data-band{grid-template-columns:repeat(2,1fr)}section{padding:62px 0}.section-head{display:block}.section-head p{margin-top:13px}.cta-panel{display:block;padding:32px}.cta-actions{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
    @media(max-width:520px){.container{width:calc(100% - 32px)}h1{font-size:32px}.hero-actions,.modal-actions{flex-direction:column}.button{width:100%}.hero-stats{gap:18px}.feature-main{padding:23px}.feature-main h3{font-size:22px}.scene-card{min-width:88%}.data-item{padding:18px 15px}.data-item strong{font-size:22px}.update-list li{display:block}.update-list time{display:block;margin-top:5px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}}

/* roulang page: category1 */
:root{
 --nav:#fff;--bg:#061326;--bg2:#0a1b34;--panel:rgba(17,43,78,.74);
 --panel2:#102b52;--line:rgba(155,174,211,.18);--bright:rgba(49,215,232,.46);
 --text:#f3f7ff;--muted:#9aacca;--soft:#d8e4f5;--cyan:#31d7e8;
 --purple:#7665ff;--purple2:#a69cff;--warm:#ffb86b;--danger:#ff879b;
 --radius:22px;--shadow:0 22px 70px rgba(0,0,0,.28);--ease:220ms ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.75;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.18;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,#000,transparent 78%);z-index:-1}
a{color:inherit;text-decoration:none}button,input,select{font:inherit}button{cursor:pointer;border:0}img{display:block;max-width:100%}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.site-header{height:74px;background:var(--nav);color:#152541;border-bottom:1px solid #e5ebf4;box-shadow:0 5px 24px rgba(9,28,55,.12);position:sticky;top:0;z-index:20}
.nav-wrap{height:74px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;white-space:nowrap;color:#12233e}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--purple),var(--cyan));display:grid;place-items:center;box-shadow:0 8px 20px rgba(91,103,255,.3);position:relative}
.brand-mark:after{content:"";width:0;height:0;border-top:7px solid transparent;border-bottom:7px solid transparent;border-left:10px solid #fff;margin-left:3px}
.main-nav{display:flex;align-items:center;gap:24px;margin-left:auto}
.main-nav a{font-size:14px;color:#62718a;position:relative;padding:25px 2px;transition:var(--ease)}
.main-nav a:hover,.main-nav a.active{color:#263e83}
.main-nav a.active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--purple),var(--cyan))}
.nav-search{height:40px;width:190px;border:1px solid #dbe4ef;background:#f7f9fc;border-radius:12px;display:flex;align-items:center;padding:0 12px;gap:8px;color:#8997aa}
.nav-search input{border:0;background:transparent;outline:0;width:100%;font-size:13px;color:#253654}
.nav-search:focus-within{border-color:var(--purple);box-shadow:0 0 0 3px rgba(118,101,255,.13)}
.nav-cta,.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:11px 18px;font-size:14px;font-weight:700;transition:var(--ease)}
.nav-cta{background:#1b2f6e;color:#fff;box-shadow:0 8px 18px rgba(27,47,110,.2)}
.nav-cta:hover{background:#304aa0;transform:translateY(-2px)}
.menu-toggle{display:none;background:transparent;color:#1b2d4b;font-size:25px}
main{min-height:700px}
.hero{position:relative;padding:74px 0 62px;overflow:hidden;background:linear-gradient(145deg,#081a35,#071326 62%)}
.hero:before{content:"";position:absolute;width:600px;height:480px;left:-240px;top:-240px;background:radial-gradient(circle,rgba(49,215,232,.16),transparent 66%)}
.hero:after{content:"";position:absolute;width:620px;height:420px;right:-180px;top:-110px;background:radial-gradient(circle,rgba(118,101,255,.25),transparent 65%)}
.hero-inner{position:relative;z-index:1;max-width:820px;margin:auto;text-align:center}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:13px;font-weight:800;letter-spacing:.08em}
.eyebrow:before,.section-kicker:before{content:"";width:24px;height:2px;background:var(--cyan)}
h1,h2,h3,p{margin-top:0}h1{font-size:clamp(31px,5vw,52px);line-height:1.2;letter-spacing:-.03em;margin:18px 0}
.hero p{color:var(--soft);font-size:17px;line-height:1.9;margin:0 auto;max-width:760px}
.hero-search{display:flex;max-width:640px;margin:30px auto 18px;padding:7px;border:1px solid var(--bright);background:rgba(8,25,52,.82);border-radius:16px;box-shadow:0 15px 40px rgba(0,0,0,.2)}
.hero-search input{flex:1;min-width:0;background:transparent;border:0;outline:0;color:var(--text);padding:10px 14px}
.hero-search input::placeholder{color:#8195b1}.hero-search button{padding:0 22px;border-radius:11px;background:linear-gradient(120deg,var(--cyan),#7180ff);font-weight:800;color:#071426}
.quick-links{display:flex;justify-content:center;gap:9px;flex-wrap:wrap}
.tag,.badge{display:inline-flex;align-items:center;border-radius:999px;font-size:12px;padding:5px 11px;border:1px solid var(--line);color:#c9d7ec;background:rgba(16,43,82,.62)}
.tag:hover,.tag.selected{border-color:var(--cyan);color:#e8ffff;background:rgba(49,215,232,.13)}
.stats{display:flex;justify-content:center;gap:42px;margin-top:35px;padding-top:24px;border-top:1px solid var(--line)}
.stat strong{display:block;font-size:23px;color:#fff}.stat span{font-size:12px;color:var(--muted)}
section{padding:82px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
.section-head h2{font-size:32px;line-height:1.25;margin:9px 0 0}.section-head p{max-width:550px;color:var(--muted);font-size:15px;margin:0}
.glass{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(16px)}
.filter-bar{display:grid;grid-template-columns:1.4fr .8fr .8fr auto;gap:12px;padding:16px;margin-bottom:24px}
.field{height:45px;border:1px solid var(--line);border-radius:11px;background:rgba(4,18,38,.65);color:var(--soft);padding:0 13px;outline:none;min-width:0}
.field:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(49,215,232,.12)}
.clear-btn{background:transparent;border:1px solid var(--bright);border-radius:11px;color:var(--cyan);padding:0 16px}
.clear-btn:hover{background:rgba(49,215,232,.12)}
.shelf{display:grid;grid-template-columns:1.35fr .8fr .8fr;grid-auto-rows:minmax(170px,auto);gap:16px}
.topic-card{padding:24px;position:relative;overflow:hidden;transition:var(--ease);display:flex;flex-direction:column;justify-content:flex-end;min-height:190px}
.topic-card:hover{transform:translateY(-5px);border-color:var(--bright);box-shadow:0 24px 58px rgba(24,73,119,.34)}
.topic-card:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(67,78,190,.7),rgba(9,26,53,.2));z-index:0}
.topic-card:nth-child(2):before{background:linear-gradient(135deg,rgba(24,126,151,.72),rgba(8,30,52,.18))}
.topic-card:nth-child(3):before{background:linear-gradient(135deg,rgba(112,66,181,.75),rgba(18,26,57,.2))}
.topic-card:nth-child(4):before{background:linear-gradient(135deg,rgba(31,101,143,.72),rgba(7,26,50,.2))}
.topic-card:nth-child(5):before{background:linear-gradient(135deg,rgba(61,67,151,.72),rgba(8,24,49,.2))}
.topic-card.large{grid-row:span 2;min-height:376px}
.topic-card>*{position:relative;z-index:1}.topic-card h3{font-size:21px;margin:14px 0 6px}.topic-card p{font-size:13px;color:#d4e1f2;margin:0}.meta{display:flex;gap:10px;align-items:center;color:#b9c9df;font-size:12px}
.cover-shape{position:absolute!important;z-index:0!important;width:160px;height:160px;border:1px solid rgba(255,255,255,.2);border-radius:45% 55% 55% 45%;right:22px;top:22px;transform:rotate(24deg);background:linear-gradient(135deg,rgba(49,215,232,.23),rgba(118,101,255,.17));box-shadow:0 0 60px rgba(49,215,232,.15)}
.topic-strip{margin-top:16px;padding:19px 23px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-left:3px solid var(--cyan)}
.topic-strip p{margin:5px 0 0;color:var(--muted);font-size:13px}
.text-link{color:var(--cyan);font-size:13px;font-weight:700;white-space:nowrap}.text-link:hover{text-decoration:underline}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.info-card{padding:27px}.info-card h3{font-size:19px;margin:12px 0 7px}.info-card p{color:var(--muted);font-size:14px;margin:0}.icon{width:42px;height:42px;border-radius:13px;background:rgba(49,215,232,.12);color:var(--cyan);display:grid;place-items:center;font-size:21px}
.faq-list{display:grid;gap:10px;max-width:850px}.faq{border:1px solid var(--line);border-radius:15px;background:rgba(17,43,78,.57);overflow:hidden}.faq button{width:100%;display:flex;justify-content:space-between;text-align:left;background:transparent;color:var(--text);padding:18px 20px;font-weight:700}.faq button span:last-child{color:var(--cyan);font-size:20px}.answer{display:none;color:var(--muted);font-size:14px;padding:0 20px 18px}.faq.open{border-left:3px solid var(--cyan)}.faq.open .answer{display:block}
.cta{padding:48px;border-radius:25px;background:linear-gradient(115deg,#152968,#123e62);border:1px solid var(--bright);position:relative;overflow:hidden}.cta:after{content:"";position:absolute;width:300px;height:300px;right:-80px;top:-130px;border:34px solid rgba(49,215,232,.12);border-radius:50%;box-shadow:0 0 0 25px rgba(118,101,255,.1)}.cta>*{position:relative;z-index:1}.cta h2{font-size:30px;margin:0 0 8px}.cta p{color:#c9d8ec;max-width:640px;margin-bottom:24px}.button.primary{background:linear-gradient(120deg,var(--cyan),#7180ff);color:#071426;box-shadow:0 12px 30px rgba(49,215,232,.2)}.button.primary:hover{filter:brightness(1.12);transform:translateY(-3px)}.button.secondary{border:1px solid var(--bright);background:rgba(19,43,77,.5);color:#e6f8ff}.button.secondary:hover{background:rgba(49,215,232,.12)}
.empty{display:none;text-align:center;padding:40px;color:var(--muted)}footer{background:#041022;border-top:1px solid var(--line);padding:55px 0 20px}.footer-grid{display:grid;grid-template-columns:1.6fr .7fr .7fr;gap:60px}.footer-brand p{max-width:420px;color:var(--muted);font-size:13px;margin-top:16px}.footer-col{display:flex;flex-direction:column;gap:9px}.footer-col h3{font-size:14px;margin:0 0 7px;color:#e8f1ff}.footer-col a{font-size:13px;color:var(--muted);transition:var(--ease)}.footer-col a:hover{color:var(--cyan)}.footer-bottom{display:flex;justify-content:space-between;gap:15px;border-top:1px solid var(--line);margin-top:40px;padding-top:18px;color:#7186a3;font-size:12px}
.age-mask{position:fixed;inset:0;background:rgba(1,8,20,.82);z-index:50;display:grid;place-items:center;padding:20px}.age-box{max-width:470px;padding:32px;background:#102746;border:1px solid var(--bright);border-radius:22px;box-shadow:0 25px 90px #000}.age-box h2{margin:0 0 10px;font-size:25px}.age-box p{font-size:14px;color:var(--muted)}.age-actions{display:flex;gap:10px;margin-top:22px}.age-actions button{flex:1}.age-mask.hidden{display:none}
@media(max-width:1024px){.nav-wrap{gap:18px}.nav-search{width:150px}.shelf{grid-template-columns:1fr 1fr}.topic-card.large{grid-column:span 2}}
@media(max-width:768px){.container{width:min(100% - 32px,600px)}.site-header,.nav-wrap{height:68px}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;padding:8px 20px 18px;box-shadow:0 15px 25px rgba(9,28,55,.15);flex-direction:column;align-items:stretch;gap:0}.main-nav.show{display:flex}.main-nav a{padding:14px 4px;border-bottom:1px solid #edf1f6}.main-nav a.active:after{left:auto;width:35px;right:4px;bottom:0}.nav-search{margin-left:auto;width:42px;padding:0 12px}.nav-search input{display:none}.nav-cta{display:none}.menu-toggle{display:block}.hero{padding:60px 0 48px}section{padding:60px 0}.section-head{display:block}.section-head p{margin-top:12px}.filter-bar{grid-template-columns:1fr 1fr}.filter-bar .field:first-child{grid-column:span 2}.clear-btn{height:45px}.shelf{grid-template-columns:1fr}.topic-card.large{grid-column:auto;grid-row:auto;min-height:270px}.info-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-brand{grid-column:span 2}}
@media(max-width:520px){.container{width:calc(100% - 32px)}.brand{font-size:14px}.brand-mark{width:31px;height:31px}.stats{gap:20px;justify-content:space-between}.stat strong{font-size:19px}.hero-search button{padding:0 14px}.filter-bar{grid-template-columns:1fr}.filter-bar .field:first-child{grid-column:auto}.clear-btn{width:100%}.topic-strip{display:block}.topic-strip .text-link{display:inline-block;margin-top:12px}.cta{padding:30px 23px}.cta h2{font-size:25px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}.age-actions{flex-direction:column}}