/* roulang page: index */
:root{
  --ink:#17151f;
  --ink-2:#242130;
  --lime:#c7f36b;
  --coral:#ff765e;
  --paper:#f7f5f0;
  --lav:#eeeaf2;
  --muted:#706b78;
  --line:#ddd8df;
  --white:#fffdf9;
  --shadow:0 16px 42px rgba(23,21,31,.09);
  --radius:18px;
  --max:1220px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font:inherit}
button{cursor:pointer;border:0}
:focus-visible{outline:3px solid var(--coral);outline-offset:3px}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.topline{background:#111018;color:#d9d5dc;font-size:13px;letter-spacing:.02em}
.topline .container{height:34px;display:flex;align-items:center;justify-content:space-between}
.topline strong{color:var(--lime);font-weight:600}
.site-header{height:76px;background:var(--ink);color:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.08)}
.navbar{height:100%;display:flex;align-items:center;gap:30px}
.brand{display:flex;align-items:center;gap:11px;min-width:235px}
.brand-mark{width:34px;height:34px;border-radius:50%;background:var(--lime);position:relative;display:grid;place-items:center}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;border:1px solid var(--ink);border-radius:50%;width:20px;height:9px;transform:rotate(35deg)}
.brand-mark:after{transform:rotate(-35deg)}
.brand-mark i{width:6px;height:6px;background:var(--ink);border-radius:50%;z-index:1}
.brand-text{font-size:18px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
.brand-text small{display:block;font-size:10px;color:#9e99a7;letter-spacing:.14em;font-weight:500}
.nav-links{display:flex;align-items:center;gap:4px;flex:1}
.nav-links a{padding:9px 12px;border-radius:9px;color:#c8c4ce;font-size:14px;transition:.2s}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.1)}
.nav-actions{display:flex;gap:8px;align-items:center}
.btn{min-height:44px;padding:10px 17px;border-radius:10px;font-weight:700;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .2s,background .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 7px 18px rgba(199,243,107,.14)}
.btn-primary:hover{background:#d6fa86}
.btn-outline{border:1px solid rgba(255,255,255,.25);color:#fff;background:transparent}
.btn-outline:hover{background:#fff;color:var(--ink)}
.menu-toggle{display:none;background:transparent;color:#fff;font-size:24px;padding:8px}
.hero{background:var(--ink);color:#fff;padding:76px 0 92px;overflow:hidden;position:relative}
.hero:after{content:"";position:absolute;width:520px;height:520px;border:1px solid rgba(199,243,107,.18);border-radius:50%;right:-180px;top:-180px;box-shadow:0 0 0 42px rgba(199,243,107,.025),0 0 0 84px rgba(199,243,107,.025)}
.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:70px;align-items:center;position:relative;z-index:1}
.eyebrow{color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;margin-bottom:17px}
.hero h1{font-size:clamp(40px,5vw,66px);line-height:1.13;letter-spacing:-.065em;max-width:680px}
.hero h1 span{color:var(--lime)}
.hero-copy{font-size:18px;color:#c8c4cf;max-width:600px;margin:22px 0 30px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-note{font-size:12px;color:#97929f;margin-top:18px}
.visual-board{min-height:400px;background:#242130;border:1px solid rgba(255,255,255,.14);border-radius:24px;padding:22px;box-shadow:0 24px 70px rgba(0,0,0,.24);transform:rotate(1deg)}
.board-head{display:flex;justify-content:space-between;align-items:center;color:#fff;margin-bottom:25px}
.board-head b{font-size:17px}.live-dot{color:var(--coral);font-size:12px}
.board-main{background:#17151f;border-radius:15px;padding:22px;margin-bottom:14px}
.board-main .label{color:#aaa5b2;font-size:12px}
.board-main h3{font-size:25px;margin:3px 0 13px}
.board-row{display:flex;justify-content:space-between;padding:13px 0;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:#cbc7d0}
.board-row strong{color:var(--lime);font-family:monospace;font-size:15px}
.mini-panels{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.mini-panel{background:#34303f;border-radius:14px;padding:17px;color:#fff}
.mini-panel small{color:#aaa5b2}.mini-panel strong{display:block;font-size:23px;color:var(--lime);margin-top:3px}
.section{padding:90px 0}
.section-alt{background:var(--lav)}
.section-dark{background:var(--ink);color:#fff}
.section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}
.section-heading h2{font-size:clamp(28px,3vw,38px);line-height:1.2;letter-spacing:-.045em}
.section-heading p{color:var(--muted);max-width:520px}
.section-dark .section-heading p{color:#aaa5b2}
.stat-strip{background:#252230;color:#fff;padding:20px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{padding:8px 24px;border-right:1px solid rgba(255,255,255,.13)}
.stat:first-child{padding-left:0}.stat:last-child{border:0}
.stat b{display:block;color:var(--lime);font-size:20px}.stat span{font-size:13px;color:#aaa5b2}
.editorial{display:grid;grid-template-columns:1.35fr .65fr;gap:20px}
.feature-card{background:var(--ink);color:#fff;border-radius:var(--radius);padding:32px;min-height:310px;display:flex;flex-direction:column;justify-content:end;position:relative;overflow:hidden}
.feature-card:before{content:"✦";position:absolute;right:35px;top:22px;font-size:110px;color:rgba(199,243,107,.13)}
.feature-card p{color:#c9c5ce;max-width:560px;margin:12px 0 20px}
.kicker,.tag{display:inline-flex;align-items:center;width:max-content;background:var(--lime);color:var(--ink);padding:4px 9px;border-radius:99px;font-size:11px;font-weight:800}
.side-news{display:grid;gap:20px}
.news-card,.topic-card,.data-card,.security-card,.faq-item{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 8px 25px rgba(23,21,31,.035)}
.news-card{min-height:145px}.news-card h3{font-size:20px;line-height:1.35;margin:11px 0 7px}.meta{font-size:12px;color:var(--muted)}
.news-card a,.text-link{font-weight:800;text-decoration:underline;text-decoration-color:var(--lime);text-underline-offset:4px}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);border-top:2px solid #cfc8d5}
.time-item{padding:21px 20px 8px;border-right:1px solid var(--line);position:relative}
.time-item:before{content:"";width:11px;height:11px;border-radius:50%;background:var(--coral);position:absolute;top:-7px;left:20px}
.time-item h3{font-size:18px;margin:14px 0 5px}.time-item p{font-size:13px;color:var(--muted)}
.split-topic{display:grid;grid-template-columns:1.12fr .88fr;gap:28px;align-items:stretch}
.topic-image{min-height:350px;border-radius:var(--radius);background:linear-gradient(135deg,#332d42,#65574c 48%,#c7f36b 49%,#34303f 50%);padding:28px;color:#fff;display:flex;align-items:end}
.topic-image h2{font-size:40px;line-height:1.1;max-width:300px}
.topic-list{display:grid;gap:10px}
.topic-list li{list-style:none;border-bottom:1px solid var(--line);padding:16px 0;display:flex;justify-content:space-between;gap:15px}
.topic-list li span{color:var(--muted);font-size:13px}.topic-list b{font-size:15px}
.basketball-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px}
.scoreboard{background:var(--ink);border-radius:var(--radius);padding:30px;color:#fff;display:flex;flex-direction:column;justify-content:center}
.scoreboard .score{font-size:54px;line-height:1;font-family:monospace;color:var(--lime);margin:17px 0}.scoreboard p{color:#aaa5b2;font-size:13px}
.vertical-list{display:grid;gap:0;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:6px 25px}
.vertical-list a{padding:18px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:20px}.vertical-list a:last-child{border-bottom:0}.vertical-list small{color:var(--muted)}
.dual-topics{display:grid;grid-template-columns:1fr 1.25fr;gap:20px}.dual-card{border-radius:var(--radius);padding:28px;min-height:220px}.dual-card:first-child{background:#dfe8c0}.dual-card:last-child{background:#2b2736;color:#fff}.dual-card h3{font-size:26px;margin:18px 0 8px}.dual-card p{font-size:14px;color:var(--muted)}.dual-card:last-child p{color:#c8c4cf}
.observation{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px;align-items:center}
.chart-card{background:var(--ink);border-radius:var(--radius);padding:28px;color:#fff;min-height:270px}
.chart-lines{height:150px;margin-top:22px;position:relative;background:repeating-linear-gradient(to bottom,transparent 0 35px,rgba(255,255,255,.12) 36px)}
.chart-lines svg{width:100%;height:100%}.chart-note{font-size:12px;color:#a8a3af;margin-top:15px}
.rule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.rule-grid .data-card h3{font-size:19px;margin-bottom:8px}.data-card p{font-size:14px;color:var(--muted)}
.app-section{background:#ded9e3}.app-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:center}.app-device{height:400px;width:210px;background:var(--ink);border:8px solid #302b3b;border-radius:31px;margin:auto;padding:32px 15px 15px;color:#fff;box-shadow:20px 25px 0 #c7bfca;position:relative}.app-device:before{content:"";position:absolute;top:12px;left:50%;transform:translateX(-50%);width:55px;height:5px;border-radius:5px;background:#5a5366}.app-device h3{color:var(--lime);font-size:20px;margin-bottom:20px}.device-line{height:48px;border-bottom:1px solid #474152;display:flex;align-items:center;justify-content:space-between;font-size:12px}.device-line i{width:8px;height:8px;background:var(--coral);border-radius:50%}.app-info h2{font-size:36px;line-height:1.2}.app-info p{color:var(--muted);margin:15px 0 21px}.download-box{display:flex;gap:10px;flex-wrap:wrap}.download-box .btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}.install-note{font-size:12px;color:var(--muted);margin-top:14px}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.step{padding:22px 17px;border-top:3px solid var(--lime);background:#242130;color:#fff;border-radius:12px}.step b{font-family:monospace;color:var(--lime);font-size:20px}.step h3{font-size:16px;margin:15px 0 6px}.step p{font-size:13px;color:#aaa5b2}
.security-wrap{display:grid;grid-template-columns:1fr 1fr;gap:20px}.security-panel{background:#242130;border-radius:var(--radius);padding:32px;color:#fff}.security-panel h2{font-size:30px;margin-bottom:18px}.check-list{display:grid;gap:13px}.check-list li{list-style:none;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:11px;color:#d3ced8}.check-list li:before{content:"✓";color:var(--lime);font-weight:800;margin-right:10px}.security-copy{padding:30px}.security-copy p{color:var(--muted);margin:12px 0 20px}
.latest-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}.post-list{display:grid;gap:12px}.post-item{display:grid;grid-template-columns:92px 1fr auto;gap:18px;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:14px;padding:17px}.post-date{font-family:monospace;color:var(--muted);font-size:12px}.post-item h3{font-size:17px;line-height:1.35}.post-item p{font-size:13px;color:var(--muted);margin-top:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.empty-state{padding:35px;text-align:center;border:1px dashed #bbb3c0;border-radius:14px;color:var(--muted)}
.faq-list{display:grid;gap:10px;max-width:900px;margin:auto}.faq-item{padding:0;overflow:hidden}.faq-item summary{cursor:pointer;list-style:none;padding:20px 24px;font-weight:800;display:flex;justify-content:space-between}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";font-size:22px;color:var(--coral)}.faq-item[open] summary:after{content:"−"}.faq-answer{padding:0 24px 22px;color:var(--muted);font-size:14px}.notice{margin-top:28px;padding:21px 24px;border-left:4px solid var(--coral);background:#fff0ec;color:#5d3933;font-size:14px}
.site-footer{background:#111018;color:#fff;padding:58px 0 25px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:35px;padding-bottom:42px}.footer-brand p{color:#9d98a4;font-size:13px;max-width:280px;margin-top:15px}.footer-col h3{font-size:14px;margin-bottom:13px;color:var(--lime)}.footer-col a{display:block;color:#aaa5b2;font-size:13px;margin:7px 0}.footer-col a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;color:#807a88;font-size:12px;display:flex;justify-content:space-between;gap:15px}
@media(max-width:1024px){.nav-links a{padding:8px 7px}.brand{min-width:190px}.hero-grid{gap:35px}.steps{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){.container{width:min(100% - 32px,620px)}.topline .container{height:auto;min-height:34px;padding:6px 0}.topline span{display:none}.site-header{height:68px}.navbar{gap:10px}.brand{flex:1;min-width:0}.brand-text{font-size:16px}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--ink);padding:12px 16px 18px;flex-direction:column;align-items:stretch;border-top:1px solid #373241}.nav-links.open{display:flex}.nav-links a{padding:12px}.nav-actions .btn-outline{display:none}.menu-toggle{display:block}.hero{padding:58px 0 65px}.hero-grid,.editorial,.split-topic,.basketball-layout,.observation,.app-grid,.security-wrap,.latest-layout{grid-template-columns:1fr}.visual-board{max-width:550px;margin:auto}.section{padding:65px 0}.stats{grid-template-columns:repeat(2,1fr);gap:15px}.stat{border:0;padding:5px 0}.timeline{grid-template-columns:repeat(2,1fr);gap:15px;border:0}.time-item{border:1px solid var(--line);border-radius:12px;background:var(--white)}.dual-topics{grid-template-columns:1fr}.rule-grid{grid-template-columns:1fr}.app-device{margin:0 auto 30px}.steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-top:8px}}
@media(max-width:480px){body{font-size:15px}.container{width:calc(100% - 28px)}.hero h1{font-size:39px}.hero-copy{font-size:16px}.hero-actions .btn{width:100%}.visual-board{padding:15px}.board-main{padding:17px}.section-heading{display:block}.section-heading p{margin-top:10px}.feature-card{padding:23px;min-height:270px}.topic-image{min-height:260px}.topic-image h2{font-size:32px}.mini-panels,.footer-grid{grid-template-columns:1fr}.post-item{grid-template-columns:1fr;gap:6px}.post-item .text-link{margin-top:5px}.steps{grid-template-columns:1fr}.app-info h2{font-size:29px}.copyright{line-height:1.8}}

/* roulang page: article */
:root{
      --ink:#17151f;
      --ink-2:#242130;
      --lime:#c7f36b;
      --coral:#ff765e;
      --paper:#f7f5f0;
      --lav:#eeeaf2;
      --muted:#706b78;
      --line:#ddd8df;
      --white:#fffdf9;
      --shadow:0 16px 42px rgba(23,21,31,.09);
      --radius:18px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.7;
    }
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{outline:3px solid var(--coral);outline-offset:3px}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
    .topline{height:34px;background:#111019;color:#aaa5b2;font-size:12px}
    .topline .container{height:34px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .site-header{height:76px;background:var(--ink);color:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.08)}
    .navbar{height:100%;display:flex;align-items:center;gap:30px}
    .brand{display:flex;align-items:center;gap:11px;min-width:235px}
    .brand-mark{width:34px;height:34px;border-radius:50%;background:var(--lime);position:relative;display:grid;place-items:center;flex:none}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;border:1px solid var(--ink);border-radius:50%;width:20px;height:9px;transform:rotate(35deg)}
    .brand-mark:after{transform:rotate(-35deg)}
    .brand-mark i{width:6px;height:6px;background:var(--ink);border-radius:50%;z-index:1}
    .brand-text{font-size:18px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
    .brand-text small{display:block;font-size:10px;color:#9e99a7;letter-spacing:.14em;font-weight:500}
    .nav-links{display:flex;align-items:center;gap:4px;flex:1}
    .nav-links a{padding:9px 12px;border-radius:9px;color:#c8c4ce;font-size:14px;transition:.2s}
    .nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.1)}
    .nav-actions{display:flex;gap:8px;align-items:center}
    .btn{min-height:44px;padding:10px 17px;border-radius:10px;font-weight:700;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .2s,background .2s,box-shadow .2s}
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 7px 18px rgba(199,243,107,.14)}
    .btn-primary:hover{background:#d6fa86}
    .btn-outline{border:1px solid rgba(255,255,255,.25);color:#fff;background:transparent}
    .btn-outline:hover{background:#fff;color:var(--ink)}
    .menu-toggle{display:none;background:transparent;color:#fff;font-size:24px;padding:8px}
    .article-intro{background:var(--lav);padding:38px 0 50px;border-bottom:1px solid var(--line)}
    .breadcrumbs{display:flex;align-items:center;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:13px;margin-bottom:28px}
    .breadcrumbs a{text-decoration:underline;text-decoration-color:#c4bdc9;text-underline-offset:4px}
    .breadcrumbs .current{color:var(--ink);max-width:620px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
    .crumb-sep{color:#aaa3ae}
    .article-title{max-width:900px;margin:0;font-size:clamp(34px,5vw,60px);line-height:1.16;letter-spacing:-.06em;font-weight:800}
    .article-lead{max-width:790px;color:var(--muted);font-size:18px;margin:20px 0 24px}
    .article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;color:var(--muted);font-size:13px}
    .tag{display:inline-flex;align-items:center;width:max-content;background:var(--lime);color:var(--ink);padding:4px 10px;border-radius:99px;font-size:11px;font-weight:800}
    .reading-layout{display:grid;grid-template-columns:minmax(0,820px) 280px;gap:58px;align-items:start;padding:72px 0 90px}
    .article-body{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(25px,5vw,58px);box-shadow:var(--shadow);overflow:hidden}
    .article-body h2{font-size:30px;line-height:1.3;margin:38px 0 16px;letter-spacing:-.04em}
    .article-body h3{font-size:22px;line-height:1.4;margin:30px 0 12px}
    .article-body p{margin:0 0 20px;color:#38333f}
    .article-body ul,.article-body ol{padding-left:25px;margin:18px 0 24px;color:#38333f}
    .article-body li{margin:8px 0}
    .article-body blockquote{margin:28px 0;padding:20px 24px;border-left:4px solid var(--lime);background:var(--lav);color:#494351;border-radius:0 12px 12px 0}
    .article-body table{width:100%;border-collapse:collapse;margin:25px 0;font-size:14px}
    .article-body th,.article-body td{padding:12px;border:1px solid var(--line);text-align:left}
    .article-body th{background:var(--lav);font-weight:800}
    .article-body img{border-radius:12px;margin:25px auto}
    .side-stack{display:grid;gap:16px;position:sticky;top:132px}
    .side-card,.notice-card,.feedback-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:23px}
    .side-card h2,.notice-card h2,.feedback-card h2{font-size:19px;line-height:1.35;margin:0 0 13px}
    .side-card p,.notice-card p{font-size:14px;color:var(--muted);margin:0}
    .side-card.dark{background:var(--ink);color:#fff;border-color:var(--ink)}
    .side-card.dark p{color:#c8c4cf}
    .side-card.dark .tag{margin-bottom:14px}
    .side-links{display:grid;gap:10px;margin-top:17px}
    .side-links a{font-size:14px;font-weight:700;border-bottom:1px solid var(--line);padding-bottom:9px}
    .side-links a:last-child{border-bottom:0;padding-bottom:0}
    .article-extra{background:var(--lav);padding:72px 0}
    .section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:27px}
    .section-heading h2{font-size:clamp(27px,3vw,36px);line-height:1.2;letter-spacing:-.045em;margin:0}
    .section-heading p{color:var(--muted);max-width:520px;margin:0}
    .notice-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .notice-card strong{display:block;font-size:16px;margin-bottom:7px}
    .notice-card .notice-mark{color:var(--coral);font-size:22px;margin-bottom:8px}
    .article-actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:30px;padding-top:25px;border-top:1px solid var(--line)}
    .soft-btn{min-height:44px;border:1px solid var(--line);background:transparent;border-radius:10px;padding:9px 16px;font-weight:700;transition:.2s}
    .soft-btn:hover{background:var(--ink);color:#fff;border-color:var(--ink);transform:translateY(-2px)}
    .feedback-section{padding:72px 0}
    .feedback-card{max-width:760px;margin:auto}
    .feedback-card p{color:var(--muted);margin-top:0}
    .feedback-form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .feedback-form textarea{grid-column:1/-1;min-height:110px;resize:vertical}
    .feedback-form input,.feedback-form textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;padding:12px 14px;color:var(--ink)}
    .feedback-form input:focus,.feedback-form textarea:focus{border-color:var(--ink);outline:3px solid rgba(199,243,107,.55)}
    .form-note{font-size:12px;color:var(--muted);margin:13px 0 0}
    .empty-state{padding:62px 25px;text-align:center;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
    .empty-state h2{margin:0 0 12px;font-size:28px}
    .empty-state p{color:var(--muted);margin:0 0 22px}
    .site-footer{background:var(--ink);color:#fff;padding:58px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
    .footer-brand p{color:#aaa5b2;font-size:14px;margin:17px 0 0;max-width:270px}
    .footer-col{display:grid;align-content:start;gap:10px}
    .footer-col h3{font-size:14px;margin:0 0 8px;color:var(--lime)}
    .footer-col a{color:#c8c4ce;font-size:13px;transition:.2s}
    .footer-col a:hover{color:#fff;padding-left:3px}
    .copyright{border-top:1px solid rgba(255,255,255,.13);padding-top:20px;color:#918b9a;font-size:12px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
    @media(max-width:1024px){
      .navbar{gap:15px}.brand{min-width:205px}.nav-links a{padding:8px 8px}
      .reading-layout{grid-template-columns:minmax(0,1fr) 240px;gap:28px}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .topline .container{font-size:11px}
      .site-header{height:68px}.navbar{gap:10px}
      .brand{min-width:0;flex:1}.brand-text{font-size:16px}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:68px;background:var(--ink-2);padding:12px;border-radius:0 0 14px 14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}.nav-links a{padding:12px 14px}
      .nav-actions .btn-outline{display:none}.nav-actions .btn{padding:8px 12px}
      .menu-toggle{display:block}
      .article-intro{padding:30px 0 38px}
      .reading-layout{grid-template-columns:1fr;padding:45px 0 60px}
      .side-stack{position:static;grid-template-columns:1fr 1fr}
      .notice-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
      .footer-grid .footer-col:last-child{grid-column:2/4}
    }
    @media(max-width:520px){
      .topline .container span:last-child{display:none}
      .brand-text small{font-size:9px}
      .article-title{font-size:36px}
      .article-lead{font-size:16px}
      .article-body{padding:23px 19px}
      .article-body h2{font-size:26px}
      .side-stack{grid-template-columns:1fr}
      .feedback-form{grid-template-columns:1fr}.feedback-form textarea{grid-column:auto}
      .footer-grid{grid-template-columns:1fr 1fr;gap:25px}
      .footer-grid .footer-brand{grid-column:1/-1}
      .footer-grid .footer-col:last-child{grid-column:auto}
      .copyright{display:block}.copyright span{display:block;margin-bottom:8px}
    }

/* roulang page: category1 */
:root{
      --ink:#17151f;
      --ink-2:#242130;
      --lime:#c7f36b;
      --coral:#ff765e;
      --paper:#f7f5f0;
      --lav:#eeeaf2;
      --muted:#706b78;
      --line:#ddd8df;
      --white:#fffdf9;
      --shadow:0 16px 42px rgba(23,21,31,.09);
      --radius:18px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{outline:3px solid var(--coral);outline-offset:3px}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topline{height:34px;background:#100f16;color:#aaa5b2;font-size:12px}
    .topline .container{height:34px;display:flex;align-items:center;justify-content:space-between}
    .topline strong{color:var(--lime);font-weight:700}
    .site-header{height:76px;background:var(--ink);color:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.08)}
    .navbar{height:100%;display:flex;align-items:center;gap:30px}
    .brand{display:flex;align-items:center;gap:11px;min-width:235px}
    .brand-mark{width:34px;height:34px;border-radius:50%;background:var(--lime);position:relative;display:grid;place-items:center}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;border:1px solid var(--ink);border-radius:50%;width:20px;height:9px;transform:rotate(35deg)}
    .brand-mark:after{transform:rotate(-35deg)}
    .brand-mark i{width:6px;height:6px;background:var(--ink);border-radius:50%;z-index:1}
    .brand-text{font-size:18px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
    .brand-text small{display:block;font-size:10px;color:#9e99a7;letter-spacing:.14em;font-weight:500}
    .nav-links{display:flex;align-items:center;gap:4px;flex:1}
    .nav-links a{padding:9px 12px;border-radius:9px;color:#c8c4ce;font-size:14px;transition:.2s}
    .nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.1)}
    .nav-actions{display:flex;gap:8px;align-items:center}
    .btn{min-height:44px;padding:10px 17px;border-radius:10px;font-weight:700;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .2s,background .2s,box-shadow .2s}
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 7px 18px rgba(199,243,107,.14)}
    .btn-primary:hover{background:#d6fa86}
    .btn-outline{border:1px solid rgba(255,255,255,.25);color:#fff;background:transparent}
    .btn-outline:hover{background:#fff;color:var(--ink)}
    .menu-toggle{display:none;background:transparent;color:#fff;font-size:24px;padding:8px}
    .page-head{background:var(--ink);color:#fff;padding:48px 0 56px}
    .breadcrumbs{font-size:13px;color:#aaa5b2;margin-bottom:28px}
    .breadcrumbs a:hover{color:var(--lime)}
    .breadcrumbs span{padding:0 9px;color:#686371}
    .head-layout{display:flex;justify-content:space-between;gap:45px;align-items:end}
    .eyebrow{color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.1em;margin-bottom:13px}
    .page-head h1{font-size:clamp(36px,5vw,60px);line-height:1.12;letter-spacing:-.06em;margin:0;max-width:720px}
    .page-head h1 em{font-style:normal;color:var(--lime)}
    .head-copy{max-width:410px;color:#c8c4cf;font-size:16px;margin:0}
    .section{padding:78px 0}
    .section-alt{background:var(--lav)}
    .section-dark{background:var(--ink);color:#fff}
    .section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
    .section-heading h2{font-size:clamp(28px,3vw,38px);line-height:1.2;letter-spacing:-.045em;margin:0}
    .section-heading p{color:var(--muted);max-width:520px;margin:0}
    .section-dark .section-heading p{color:#aaa5b2}
    .notice-bar{background:var(--lime);padding:22px 0}
    .notice-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
    .notice-inner strong{font-size:18px}
    .notice-inner p{margin:0;color:#414537;font-size:14px}
    .tag,.kicker{display:inline-flex;align-items:center;width:max-content;background:var(--lime);color:var(--ink);padding:4px 9px;border-radius:99px;font-size:11px;font-weight:800}
    .news-list{display:grid;gap:12px}
    .news-row{display:grid;grid-template-columns:100px 1fr 120px auto;gap:20px;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:14px;padding:20px 24px;transition:.2s}
    .news-row:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
    .news-row .date{font-family:monospace;color:var(--muted);font-size:12px}
    .news-row h3{font-size:19px;margin:0 0 4px;line-height:1.35}
    .news-row p{margin:0;color:var(--muted);font-size:13px}
    .news-row .type{color:var(--coral);font-size:12px;font-weight:800}
    .arrow{font-size:20px;color:var(--muted);text-align:right}
    .status-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
    .status-panel,.source-panel{border-radius:var(--radius);padding:30px;background:var(--white);border:1px solid var(--line)}
    .status-panel{background:var(--ink);color:#fff}
    .status-panel h3,.source-panel h3{font-size:22px;margin:14px 0 6px}
    .status-panel p,.source-panel p{color:var(--muted);margin:0}
    .status-panel p{color:#aaa5b2}
    .status-line{display:grid;grid-template-columns:90px 1fr auto;gap:18px;align-items:center;padding:17px 0;border-top:1px solid rgba(255,255,255,.11);margin-top:17px;font-size:14px}
    .status-line b{font-size:15px}.status-line small{color:#aaa5b2}.pending{color:var(--lime);font-weight:700;font-size:12px}
    .source-panel ul{margin:22px 0 0;padding:0;list-style:none}
    .source-panel li{padding:13px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;font-size:14px}
    .source-panel li:last-child{border-bottom:0}.source-panel li span{color:var(--muted);font-size:12px}
    .feature-split{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:var(--radius);overflow:hidden;background:#ded9e3}
    .feature-visual{min-height:390px;background:linear-gradient(145deg,#31303b,#17151f);position:relative;padding:30px;color:#fff;display:flex;align-items:end}
    .feature-visual:before{content:"";position:absolute;inset:30px;border:1px solid rgba(199,243,107,.25);border-radius:50% 42% 48% 35%;transform:rotate(-18deg)}
    .pitch-lines{position:absolute;inset:70px 55px;border:1px solid rgba(255,255,255,.18);border-radius:45%;transform:rotate(28deg)}
    .visual-caption{position:relative;z-index:1}.visual-caption strong{font-size:30px;display:block}.visual-caption small{color:#bcb7c4}
    .feature-info{padding:40px}
    .feature-info h3{font-size:30px;margin:15px 0 10px}
    .feature-info p{color:var(--muted);margin:0 0 20px}
    .check-list{list-style:none;padding:0;margin:0 0 24px}
    .check-list li{padding:12px 0;border-bottom:1px solid rgba(23,21,31,.12);display:flex;gap:12px}
    .check-list li:before{content:"✓";color:#708d21;font-weight:800}
    .observation-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:18px;align-items:stretch}
    .observation-card{background:var(--ink);color:#fff;border-radius:var(--radius);padding:30px}
    .observation-card h3{font-size:25px;margin:16px 0 8px}.observation-card p{color:#aaa5b2}
    .metric-bars{margin-top:28px;display:grid;gap:15px}
    .metric-bar label{display:flex;justify-content:space-between;font-size:12px;color:#c8c4cf}
    .bar{height:8px;border-radius:99px;background:#34303e;margin-top:6px;overflow:hidden}
    .bar i{height:100%;display:block;background:var(--lime);border-radius:inherit}
    .reading-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
    .reading-card h3{font-size:23px;margin:0 0 13px}.reading-card p{color:var(--muted)}
    .reading-card .text-link{font-weight:800;text-decoration:underline;text-decoration-color:var(--lime);text-underline-offset:4px}
    .related-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
    .related-main,.related-side{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
    .related-main{min-height:245px;background:#dfe8c0}
    .related-main h3{font-size:26px;margin:17px 0 9px}.related-main p,.related-side p{color:var(--muted);font-size:14px}
    .related-side{display:grid;gap:0}.related-item{padding:10px 0 17px;border-bottom:1px solid var(--line)}.related-item:last-child{border-bottom:0;padding-bottom:0}.related-item h4{font-size:17px;margin:0 0 4px}
    .compliance{display:grid;grid-template-columns:1fr 1fr 1fr;gap:15px}
    .compliance-card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:24px}
    .compliance-card h3{font-size:18px;margin:10px 0 7px}.compliance-card p{font-size:14px;color:var(--muted);margin:0}
    .cta-band{background:var(--ink);color:#fff;padding:44px 0}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}.cta-inner h2{font-size:30px;margin:0 0 6px}.cta-inner p{margin:0;color:#aaa5b2}
    .faq-list{display:grid;gap:10px;max-width:860px;margin:auto}.faq-item{padding:0;overflow:hidden}.faq-question{width:100%;background:transparent;text-align:left;padding:22px 25px;font-weight:800;display:flex;justify-content:space-between;gap:20px;color:var(--ink)}.faq-question span{color:var(--coral);font-size:20px}.faq-answer{display:none;padding:0 25px 22px;color:var(--muted);font-size:14px}.faq-item.open .faq-answer{display:block}
    .site-footer{background:#100f16;color:#fff;padding:54px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-brand p{color:#aaa5b2;font-size:14px;margin-top:18px}.footer-col h3{font-size:14px;margin:0 0 15px;color:var(--lime)}.footer-col a{display:block;color:#aaa5b2;font-size:13px;margin:9px 0}.footer-col a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.1);margin-top:38px;padding-top:17px;display:flex;justify-content:space-between;gap:15px;color:#77727f;font-size:12px}
    @media(max-width:1024px){.navbar{gap:15px}.brand{min-width:205px}.nav-links a{padding:8px 7px}.nav-actions .btn-outline{display:none}.head-layout{align-items:start;flex-direction:column}.feature-split,.observation-grid,.status-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
    @media(max-width:768px){.container{width:min(var(--max),calc(100% - 34px))}.site-header{height:68px}.nav-links{display:none;position:absolute;left:17px;right:17px;top:68px;background:var(--ink-2);padding:12px;border-radius:0 0 14px 14px;flex-direction:column;align-items:stretch}.nav-links.show{display:flex}.nav-actions{margin-left:auto}.nav-actions .btn{display:none}.menu-toggle{display:block}.navbar{gap:10px}.brand{min-width:0}.brand-text{font-size:16px}.page-head{padding:35px 0 42px}.section{padding:58px 0}.news-row{grid-template-columns:1fr auto;gap:8px 15px}.news-row .date{grid-column:1}.news-row .type{grid-column:1}.news-row .arrow{grid-column:2;grid-row:1/4}.feature-info{padding:28px}.feature-visual{min-height:270px}.compliance{grid-template-columns:1fr 1fr}.cta-inner{align-items:start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr}.copyright{flex-direction:column}}
    @media(max-width:480px){.topline .container{font-size:11px}.topline .container span:last-child{display:none}.brand-text small{font-size:8px}.page-head h1{font-size:38px}.notice-inner{align-items:start;flex-direction:column;gap:8px}.section-heading{align-items:start;flex-direction:column;gap:12px}.news-row{padding:18px}.news-row h3{font-size:17px}.compliance{grid-template-columns:1fr}.status-line{grid-template-columns:70px 1fr}.status-line .pending{grid-column:2}.footer-grid{grid-template-columns:1fr}.copyright{font-size:11px}}

/* roulang page: category2 */
:root{
      --ink:#17151f;
      --ink-2:#242130;
      --lime:#c7f36b;
      --coral:#ff765e;
      --paper:#f7f5f0;
      --lav:#eeeaf2;
      --muted:#706b78;
      --line:#ddd8df;
      --white:#fffdf9;
      --shadow:0 16px 42px rgba(23,21,31,.09);
      --radius:18px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{outline:3px solid var(--coral);outline-offset:3px}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topline{height:34px;background:#100f16;color:#aaa5b2;font-size:12px}
    .topline .container{height:34px;display:flex;align-items:center;justify-content:space-between}
    .site-header{height:76px;background:var(--ink);color:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.08)}
    .navbar{height:100%;display:flex;align-items:center;gap:30px}
    .brand{display:flex;align-items:center;gap:11px;min-width:235px}
    .brand-mark{width:34px;height:34px;border-radius:50%;background:var(--lime);position:relative;display:grid;place-items:center}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;border:1px solid var(--ink);border-radius:50%;width:20px;height:9px;transform:rotate(35deg)}
    .brand-mark:after{transform:rotate(-35deg)}
    .brand-mark i{width:6px;height:6px;background:var(--ink);border-radius:50%;z-index:1}
    .brand-text{font-size:18px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
    .brand-text small{display:block;font-size:10px;color:#9e99a7;letter-spacing:.14em;font-weight:500}
    .nav-links{display:flex;align-items:center;gap:4px;flex:1}
    .nav-links a{padding:9px 12px;border-radius:9px;color:#c8c4ce;font-size:14px;transition:.2s}
    .nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.1)}
    .nav-actions{display:flex;gap:8px;align-items:center}
    .btn{min-height:44px;padding:10px 17px;border-radius:10px;font-weight:700;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .2s,background .2s,box-shadow .2s}
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 7px 18px rgba(199,243,107,.14)}
    .btn-primary:hover{background:#d6fa86}
    .btn-outline{border:1px solid rgba(255,255,255,.25);color:#fff;background:transparent}
    .btn-outline:hover{background:#fff;color:var(--ink)}
    .menu-toggle{display:none;background:transparent;color:#fff;font-size:24px;padding:8px}
    .page-head{background:var(--lav);padding:42px 0 48px;border-bottom:1px solid var(--line)}
    .breadcrumb{font-size:13px;color:var(--muted);margin-bottom:28px}
    .breadcrumb a{text-decoration:underline;text-decoration-color:#b8b1c0;text-underline-offset:4px}
    .breadcrumb span{padding:0 9px;color:#a39ca9}
    .headline-row{display:flex;justify-content:space-between;align-items:end;gap:35px}
    .eyebrow{color:#6a6840;font-size:12px;font-weight:800;letter-spacing:.12em;margin-bottom:12px}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(34px,5vw,58px);line-height:1.15;letter-spacing:-.06em;margin-bottom:15px;font-weight:800}
    .headline-row p{max-width:580px;color:var(--muted);margin-bottom:4px}
    .section{padding:78px 0}
    .section-alt{background:var(--lav)}
    .section-dark{background:var(--ink);color:#fff}
    .section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
    .section-heading h2{font-size:clamp(27px,3vw,38px);line-height:1.2;letter-spacing:-.045em;margin:0}
    .section-heading p{color:var(--muted);max-width:510px;margin:0}
    .section-dark .section-heading p{color:#aaa5b2}
    .notice-bar{background:var(--white);border:1px solid var(--line);border-left:5px solid var(--lime);padding:20px 24px;border-radius:14px;box-shadow:0 8px 25px rgba(23,21,31,.035)}
    .notice-bar strong{display:block;font-size:17px;margin-bottom:3px}
    .notice-bar span{font-size:14px;color:var(--muted)}
    .filter-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px}
    .filter-row button{background:var(--white);border:1px solid var(--line);border-radius:9px;padding:10px 16px;color:var(--muted);transition:.2s}
    .filter-row button:hover,.filter-row button.active{background:var(--ink);border-color:var(--ink);color:#fff}
    .content-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(280px,.55fr);gap:24px;align-items:start}
    .article-list{display:grid;gap:12px}
    .article-item{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:24px;display:grid;grid-template-columns:92px 1fr auto;gap:20px;align-items:center;transition:.2s}
    .article-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#c8c1cc}
    .article-icon{height:80px;border-radius:12px;background:var(--ink);color:var(--lime);display:grid;place-items:center;font-weight:800;font-size:26px}
    .tag{display:inline-flex;align-items:center;width:max-content;background:var(--lime);color:var(--ink);padding:3px 9px;border-radius:99px;font-size:11px;font-weight:800}
    .article-item h3{font-size:20px;line-height:1.35;margin:9px 0 5px}
    .article-item p{font-size:14px;color:var(--muted);margin-bottom:7px}
    .meta{font-size:12px;color:var(--muted)}
    .article-item .text-link{white-space:nowrap;font-weight:800;text-decoration:underline;text-decoration-color:var(--lime);text-underline-offset:4px}
    .side-panel{background:var(--ink);color:#fff;border-radius:var(--radius);padding:28px;position:sticky;top:130px}
    .side-panel h3{font-size:22px;margin:0 0 18px}
    .side-panel ul{padding:0;margin:0;list-style:none}
    .side-panel li{padding:15px 0;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:15px;color:#d2ced6}
    .side-panel li span{color:var(--lime);font-family:monospace}
    .side-panel p{font-size:13px;color:#aaa5b2;margin:20px 0 0}
    .more-link{margin-top:20px;display:inline-flex;color:var(--lime);font-weight:800}
    .split-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
    .feature-panel{min-height:310px;border-radius:var(--radius);padding:32px;background:#dfe8c0;position:relative;overflow:hidden}
    .feature-panel:after{content:"◒";position:absolute;right:24px;bottom:-25px;font-size:170px;color:rgba(23,21,31,.08)}
    .feature-panel.dark{background:#2b2736;color:#fff}
    .feature-panel.dark p{color:#c8c4cf}
    .feature-panel h3{font-size:27px;line-height:1.25;margin:18px 0 10px;position:relative;z-index:1}
    .feature-panel p{color:var(--muted);max-width:470px;position:relative;z-index:1}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
    .metric{background:var(--white);border:1px solid var(--line);border-radius:15px;padding:21px}
    .metric b{font-size:23px;display:block;margin-bottom:5px}
    .metric span{color:var(--muted);font-size:13px}
    .rule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .data-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:25px}
    .data-card h3{font-size:19px;margin:14px 0 8px}
    .data-card p{font-size:14px;color:var(--muted);margin-bottom:0}
    .checklist{background:#ded9e3;border-radius:var(--radius);padding:34px}
    .checklist h2{font-size:30px;line-height:1.25;margin-bottom:18px}
    .checklist ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .checklist li{background:rgba(255,255,255,.7);padding:15px 17px;border-radius:10px;font-size:14px}
    .checklist li:before{content:"✓";color:#667d20;font-weight:800;margin-right:9px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .faq-item{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:0 20px}
    .faq-item summary{cursor:pointer;list-style:none;font-weight:800;padding:18px 0}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item p{font-size:14px;color:var(--muted);padding:0 0 18px;margin:0}
    .site-footer{background:var(--ink);color:#fff;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
    .footer-brand p{color:#aaa5b2;font-size:14px;margin:16px 0 0}
    .footer-col{display:grid;align-content:start;gap:9px}
    .footer-col h3{font-size:14px;margin:0 0 8px;color:var(--lime)}
    .footer-col a{color:#c8c4ce;font-size:14px;transition:.2s}
    .footer-col a:hover{color:var(--lime)}
    .copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#8f8998;font-size:12px}
    @media(max-width:1024px){
      .navbar{gap:14px}.brand{min-width:205px}.nav-links a{padding:8px 7px}
      .content-layout{grid-template-columns:1fr}.side-panel{position:static}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .site-header{height:68px}.topline{display:none}.navbar{justify-content:space-between}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:68px;background:var(--ink);padding:12px;border-radius:0 0 14px 14px;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}
      .nav-links.open{display:flex}.nav-links a{padding:12px 14px}
      .nav-actions .btn-outline{display:none}.nav-actions .btn{padding:9px 12px}
      .menu-toggle{display:block}.brand{min-width:0}.brand-text{font-size:16px}
      .page-head{padding:32px 0 38px}.headline-row{display:block}
      .headline-row p{margin-top:15px}.section{padding:58px 0}
      .section-heading{display:block}.section-heading p{margin-top:12px}
      .article-item{grid-template-columns:64px 1fr;padding:18px;gap:14px}.article-icon{height:64px;font-size:20px}.article-item .text-link{grid-column:2}
      .split-grid,.faq-grid{grid-template-columns:1fr}.metric-grid{grid-template-columns:1fr 1fr}.rule-grid{grid-template-columns:1fr}
      .checklist ul{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:7px}
    }
    @media(max-width:480px){
      .nav-actions .btn-primary{display:none}.headline-row h1{font-size:36px}
      .metric-grid,.footer-grid{grid-template-columns:1fr}.article-item{grid-template-columns:1fr}.article-item .text-link{grid-column:auto}
      .article-icon{width:64px}.side-panel{padding:22px}.feature-panel{padding:25px;min-height:270px}
    }

/* roulang page: category3 */
:root{
      --ink:#17151f;
      --ink-2:#242130;
      --lime:#c7f36b;
      --coral:#ff765e;
      --paper:#f7f5f0;
      --lav:#eeeaf2;
      --muted:#706b78;
      --line:#ddd8df;
      --white:#fffdf9;
      --shadow:0 16px 42px rgba(23,21,31,.09);
      --radius:18px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{outline:3px solid var(--coral);outline-offset:3px}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topline{height:34px;background:#100f16;color:#aaa5b2;font-size:12px}
    .topline .container{height:34px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .site-header{height:76px;background:var(--ink);color:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.08)}
    .navbar{height:100%;display:flex;align-items:center;gap:30px}
    .brand{display:flex;align-items:center;gap:11px;min-width:235px}
    .brand-mark{width:34px;height:34px;border-radius:50%;background:var(--lime);position:relative;display:grid;place-items:center}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;border:1px solid var(--ink);border-radius:50%;width:20px;height:9px;transform:rotate(35deg)}
    .brand-mark:after{transform:rotate(-35deg)}
    .brand-mark i{width:6px;height:6px;background:var(--ink);border-radius:50%;z-index:1}
    .brand-text{font-size:18px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
    .brand-text small{display:block;font-size:10px;color:#9e99a7;letter-spacing:.14em;font-weight:500}
    .nav-links{display:flex;align-items:center;gap:4px;flex:1}
    .nav-links a{padding:9px 12px;border-radius:9px;color:#c8c4ce;font-size:14px;transition:.2s}
    .nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.1)}
    .nav-actions{display:flex;gap:8px;align-items:center}
    .btn{min-height:44px;padding:10px 17px;border-radius:10px;font-weight:700;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .2s,background .2s,box-shadow .2s}
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 7px 18px rgba(199,243,107,.14)}
    .btn-primary:hover{background:#d6fa86}
    .btn-outline{border:1px solid rgba(255,255,255,.25);color:#fff;background:transparent}
    .btn-outline:hover{background:#fff;color:var(--ink)}
    .menu-toggle{display:none;background:transparent;color:#fff;font-size:24px;padding:8px}
    main{overflow:hidden}
    .category-head{background:var(--ink);color:#fff;padding:58px 0 62px}
    .breadcrumb{font-size:13px;color:#9e99a7;margin-bottom:28px}
    .breadcrumb a:hover{color:var(--lime)}
    .breadcrumb span{margin:0 9px;color:#666170}
    .category-head-grid{display:grid;grid-template-columns:1fr 360px;gap:70px;align-items:end}
    .eyebrow{color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.1em;margin-bottom:14px}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(38px,5vw,62px);line-height:1.12;letter-spacing:-.06em;margin-bottom:18px}
    .head-copy{font-size:18px;color:#c8c4cf;max-width:700px;margin:0}
    .head-stamp{border-left:2px solid var(--lime);padding:6px 0 6px 22px;color:#c8c4cf;font-size:14px}
    .head-stamp strong{display:block;color:#fff;font-size:20px;margin-bottom:5px}
    .section{padding:76px 0}
    .section-alt{background:var(--lav)}
    .section-dark{background:var(--ink);color:#fff}
    .section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
    .section-heading h2{font-size:clamp(27px,3vw,38px);line-height:1.2;letter-spacing:-.045em;margin:0}
    .section-heading p{color:var(--muted);max-width:520px;margin:0}
    .kicker,.tag{display:inline-flex;align-items:center;width:max-content;background:var(--lime);color:var(--ink);padding:4px 9px;border-radius:99px;font-size:11px;font-weight:800}
    .notice-bar{display:flex;justify-content:space-between;align-items:center;gap:20px;background:var(--white);border:1px solid var(--line);border-left:5px solid var(--coral);border-radius:14px;padding:18px 22px;box-shadow:0 8px 25px rgba(23,21,31,.035)}
    .notice-bar p{margin:0;color:#4f4a57;font-size:14px}
    .notice-bar b{white-space:nowrap;font-size:13px}
    .feature-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:18px}
    .feature-card,.news-card,.topic-card,.data-card,.rule-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);box-shadow:0 8px 25px rgba(23,21,31,.035)}
    .feature-card{padding:34px;min-height:310px;display:flex;flex-direction:column;justify-content:end;background:var(--ink);color:#fff;position:relative;overflow:hidden}
    .feature-card:after{content:"✦";position:absolute;right:28px;top:14px;color:rgba(199,243,107,.16);font-size:130px}
    .feature-card h3{font-size:31px;line-height:1.25;max-width:570px;margin:15px 0 10px;position:relative;z-index:1}
    .feature-card p{color:#c8c4cf;max-width:570px;margin-bottom:22px;position:relative;z-index:1}
    .side-news{display:grid;gap:18px}
    .news-card{padding:23px;min-height:145px}
    .news-card h3{font-size:19px;line-height:1.38;margin:12px 0 8px}
    .news-card p{font-size:14px;color:var(--muted);margin-bottom:12px}
    .meta{font-size:12px;color:var(--muted)}
    .text-link{font-weight:800;text-decoration:underline;text-decoration-color:var(--lime);text-underline-offset:4px}
    .timeline{position:relative;border-left:2px solid var(--line);margin-left:15px;padding-left:34px;display:grid;gap:24px}
    .timeline-item{position:relative;background:var(--white);border:1px solid var(--line);border-radius:15px;padding:22px 24px}
    .timeline-item:before{content:"";position:absolute;width:12px;height:12px;background:var(--coral);border-radius:50%;left:-41px;top:27px;border:3px solid var(--paper)}
    .timeline-item h3{font-size:20px;margin:9px 0 5px}
    .timeline-item p{color:var(--muted);font-size:14px;margin-bottom:0}
    .sports-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .sport-panel{padding:29px;border-radius:var(--radius);min-height:230px}
    .sport-panel:first-child{background:#dfe8c0}
    .sport-panel:last-child{background:#2b2736;color:#fff}
    .sport-panel h3{font-size:25px;margin:16px 0 9px}
    .sport-panel p{font-size:14px;color:var(--muted);max-width:470px}
    .sport-panel:last-child p{color:#c8c4cf}
    .status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);overflow:hidden}
    .status-item{padding:25px 22px;background:var(--ink-2)}
    .status-item small{display:block;color:#aaa5b2;font-size:12px;margin-bottom:9px}
    .status-item strong{font-size:18px;color:var(--lime)}
    .status-item p{font-size:13px;color:#c8c4cf;margin:8px 0 0}
    .article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .article-card{padding:24px;background:var(--white);border:1px solid var(--line);border-radius:15px;min-height:190px;display:flex;flex-direction:column}
    .article-card h3{font-size:19px;line-height:1.4;margin:14px 0 8px}
    .article-card p{font-size:14px;color:var(--muted);margin-bottom:15px}
    .article-card .text-link{margin-top:auto}
    .rules-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:26px;align-items:stretch}
    .rule-intro{background:var(--ink);color:#fff;border-radius:var(--radius);padding:31px}
    .rule-intro h2{font-size:29px;line-height:1.25;margin:15px 0}
    .rule-intro p{color:#c8c4cf;font-size:14px}
    .rule-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .rule-card{padding:22px}
    .rule-card h3{font-size:18px;margin:0 0 7px}
    .rule-card p{font-size:14px;color:var(--muted);margin:0}
    .cta-band{background:var(--lime);border-radius:var(--radius);padding:32px 36px;display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta-band h2{font-size:28px;margin:0 0 6px;letter-spacing:-.04em}
    .cta-band p{margin:0;color:#4e5736;font-size:14px}
    .cta-band .btn{background:var(--ink);color:#fff}
    .site-footer{background:#100f16;color:#fff;padding:55px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr;gap:35px}
    .footer-brand p{color:#aaa5b2;font-size:14px;max-width:250px;margin-top:18px}
    .footer-col h3{font-size:14px;margin:4px 0 15px}
    .footer-col a{display:block;color:#aaa5b2;font-size:13px;margin:9px 0;transition:.2s}
    .footer-col a:hover{color:var(--lime)}
    .copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:18px;color:#77727f;font-size:12px;display:flex;justify-content:space-between;gap:15px}
    @media(max-width:1024px){
      .navbar{gap:12px}.brand{min-width:205px}.nav-links a{padding:8px 7px}
      .category-head-grid{grid-template-columns:1fr 280px;gap:35px}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .topline .container span:first-child{display:none}
      .site-header{height:70px}.navbar{justify-content:space-between}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:78px;flex-direction:column;align-items:stretch;background:var(--ink-2);padding:10px;border:1px solid rgba(255,255,255,.12);border-radius:14px;box-shadow:var(--shadow)}
      .nav-links.open{display:flex}.nav-links a{padding:12px 14px}
      .nav-actions .btn-outline{display:none}.nav-actions .btn{padding:9px 12px}
      .menu-toggle{display:block}.brand{min-width:0}.brand-text{font-size:16px}
      .category-head{padding:38px 0 45px}.category-head-grid{display:block}.head-stamp{margin-top:28px}
      .section{padding:56px 0}.section-heading{display:block}.section-heading p{margin-top:12px}
      .feature-layout,.rules-wrap{grid-template-columns:1fr}.sports-grid,.article-grid{grid-template-columns:1fr}
      .status-grid{grid-template-columns:1fr 1fr}.cta-band{display:block;padding:27px}.cta-band .btn{margin-top:20px}
      .footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-top:6px}
    }
    @media(max-width:480px){
      .topline{font-size:11px}.nav-actions .btn-primary{font-size:12px}
      h1{font-size:39px}.head-copy{font-size:16px}
      .feature-card{padding:25px;min-height:280px}.feature-card h3{font-size:25px}
      .notice-bar{display:block}.notice-bar b{display:block;margin-top:8px}
      .status-grid,.rule-list,.footer-grid{grid-template-columns:1fr}
      .timeline{padding-left:24px;margin-left:9px}.timeline-item:before{left:-32px}
    }

/* roulang page: category4 */
:root{
      --ink:#17151f;
      --ink-2:#242130;
      --lime:#c7f36b;
      --coral:#ff765e;
      --paper:#f7f5f0;
      --lav:#eeeaf2;
      --muted:#706b78;
      --line:#ddd8df;
      --white:#fffdf9;
      --shadow:0 16px 42px rgba(23,21,31,.09);
      --radius:18px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--coral);outline-offset:3px}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topline{background:#0f0e15;color:#aaa5b2;font-size:12px}
    .topline .container{height:34px;display:flex;align-items:center;justify-content:space-between}
    .site-header{height:76px;background:var(--ink);color:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.08)}
    .navbar{height:100%;display:flex;align-items:center;gap:30px}
    .brand{display:flex;align-items:center;gap:11px;min-width:235px}
    .brand-mark{width:34px;height:34px;border-radius:50%;background:var(--lime);position:relative;display:grid;place-items:center}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;border:1px solid var(--ink);border-radius:50%;width:20px;height:9px;transform:rotate(35deg)}
    .brand-mark:after{transform:rotate(-35deg)}
    .brand-mark i{width:6px;height:6px;background:var(--ink);border-radius:50%;z-index:1}
    .brand-text{font-size:18px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
    .brand-text small{display:block;font-size:10px;color:#9e99a7;letter-spacing:.14em;font-weight:500}
    .nav-links{display:flex;align-items:center;gap:4px;flex:1}
    .nav-links a{padding:9px 12px;border-radius:9px;color:#c8c4ce;font-size:14px;transition:.2s}
    .nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.1)}
    .nav-actions{display:flex;gap:8px;align-items:center}
    .btn{min-height:44px;padding:10px 17px;border-radius:10px;font-weight:700;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .2s,background .2s,box-shadow .2s}
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 7px 18px rgba(199,243,107,.14)}
    .btn-primary:hover{background:#d6fa86}
    .btn-dark{background:var(--ink);color:#fff}
    .btn-dark:hover{background:var(--ink-2)}
    .btn-outline{border:1px solid rgba(255,255,255,.25);color:#fff;background:transparent}
    .btn-outline:hover{background:#fff;color:var(--ink)}
    .menu-toggle{display:none;background:transparent;color:#fff;font-size:24px;padding:8px}
    .page-head{background:var(--ink);color:#fff;padding:50px 0 58px}
    .breadcrumb{color:#a9a4b0;font-size:13px;margin-bottom:24px}
    .breadcrumb a:hover{color:var(--lime)}
    .page-head-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:50px;align-items:end}
    .eyebrow{color:var(--lime);font-size:12px;font-weight:800;letter-spacing:.12em;margin-bottom:14px}
    .page-head h1{font-size:clamp(36px,5vw,58px);line-height:1.15;letter-spacing:-.06em;margin:0;max-width:720px}
    .page-head h1 span{color:var(--lime)}
    .page-intro{color:#c8c4cf;margin:18px 0 0;max-width:650px;font-size:17px}
    .head-status{border:1px solid rgba(255,255,255,.15);border-radius:16px;padding:21px;background:rgba(255,255,255,.04)}
    .head-status strong{display:block;color:var(--lime);font-size:14px;margin-bottom:8px}
    .head-status p{margin:0;color:#b8b3bf;font-size:13px}
    .section{padding:78px 0}
    .section-alt{background:var(--lav)}
    .section-dark{background:var(--ink);color:#fff}
    .section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
    .section-heading h2{font-size:clamp(27px,3vw,38px);line-height:1.2;letter-spacing:-.045em;margin:0}
    .section-heading p{color:var(--muted);max-width:520px;margin:0}
    .section-dark .section-heading p{color:#aaa5b2}
    .tag,.kicker{display:inline-flex;align-items:center;width:max-content;background:var(--lime);color:var(--ink);padding:4px 9px;border-radius:99px;font-size:11px;font-weight:800}
    .download-panel{display:grid;grid-template-columns:1.05fr .95fr;gap:24px}
    .app-card,.compat-card,.security-card,.install-card,.feature-card,.notice-card,.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);box-shadow:0 8px 25px rgba(23,21,31,.035)}
    .app-card{padding:30px;min-height:300px;position:relative;overflow:hidden}
    .app-card:after{content:"✦";position:absolute;right:26px;bottom:-28px;color:#e5e0e8;font-size:150px}
    .app-card h3{font-size:28px;margin:20px 0 10px;position:relative;z-index:1}
    .app-card p{color:var(--muted);max-width:520px;position:relative;z-index:1}
    .availability{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px;position:relative;z-index:1}
    .platform{border:1px solid var(--line);border-radius:10px;padding:9px 13px;font-size:13px;background:#fff}
    .platform em{color:var(--coral);font-style:normal;font-weight:700;margin-left:5px}
    .compat-card{padding:30px;background:var(--ink);color:#fff}
    .compat-card h3{font-size:24px;margin:15px 0 12px}
    .compat-card p{color:#bbb6c2;font-size:14px}
    .status-list{margin:23px 0 0;padding:0;list-style:none}
    .status-list li{display:flex;justify-content:space-between;gap:18px;padding:12px 0;border-top:1px solid rgba(255,255,255,.12);font-size:14px;color:#c8c4ce}
    .status-list strong{color:var(--lime);font-size:13px}
    .install-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:stretch}
    .install-card{padding:28px}
    .install-card h3{font-size:23px;margin:16px 0 8px}
    .install-card p{color:var(--muted);font-size:14px}
    .steps{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .step{padding:22px;border-radius:15px;background:var(--white);border:1px solid var(--line);min-height:150px}
    .step-number{font-family:monospace;color:var(--coral);font-size:24px;font-weight:800}
    .step h3{font-size:18px;margin:9px 0 4px}
    .step p{font-size:13px;color:var(--muted);margin:0}
    .feature-layout{display:grid;grid-template-columns:1fr 1.35fr;gap:22px}
    .feature-card{padding:30px;background:#dfe8c0;border:0}
    .feature-card.dark{background:#2b2736;color:#fff}
    .feature-card h3{font-size:25px;margin:17px 0 9px}
    .feature-card p{color:var(--muted);font-size:14px}
    .feature-card.dark p{color:#c8c4cf}
    .feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .feature-list div{padding:22px;background:var(--white);border:1px solid var(--line);border-radius:15px}
    .feature-list b{display:block;font-size:17px;margin-bottom:5px}
    .feature-list span{font-size:13px;color:var(--muted)}
    .security-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .security-card{padding:24px}
    .security-card strong{display:block;font-size:18px;margin:14px 0 7px}
    .security-card p{color:var(--muted);font-size:14px;margin:0}
    .security-icon{width:38px;height:38px;border-radius:11px;background:var(--lime);display:grid;place-items:center;font-weight:900}
    .notice-card{padding:24px;border-left:5px solid var(--coral);box-shadow:none}
    .notice-card h3{font-size:21px;margin:0 0 7px}
    .notice-card p{color:var(--muted);margin:0;font-size:14px}
    .faq-list{display:grid;gap:12px;max-width:900px}
    .faq-item{padding:0 22px;box-shadow:none}
    .faq-item summary{cursor:pointer;list-style:none;padding:20px 0;font-weight:800;display:flex;justify-content:space-between;gap:20px}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";color:var(--coral);font-size:22px}
    .faq-item[open] summary:after{content:"−"}
    .faq-answer{color:var(--muted);font-size:14px;padding:0 0 20px;max-width:780px}
    .cta-band{background:var(--lime);padding:40px 0}
    .cta-content{display:flex;align-items:center;justify-content:space-between;gap:25px}
    .cta-content h2{font-size:30px;letter-spacing:-.04em;margin:0 0 6px}
    .cta-content p{margin:0;color:#4f573d;font-size:14px}
    .site-footer{background:var(--ink);color:#fff;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:44px}
    .footer-brand p{color:#aaa5b2;font-size:13px;margin-top:18px}
    .footer-col{display:grid;align-content:start;gap:9px}
    .footer-col h3{font-size:14px;margin:0 0 8px;color:var(--lime)}
    .footer-col a{font-size:13px;color:#aaa5b2;transition:.2s}
    .footer-col a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#817c89;font-size:12px}
    @media(max-width:1024px){
      .navbar{gap:15px}.brand{min-width:195px}.nav-links a{padding:8px 8px}
      .page-head-grid,.download-panel,.install-layout{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .topline .container{height:auto;min-height:34px;padding:7px 0}
      .topline span:last-child{display:none}
      .site-header{height:68px}.navbar{justify-content:space-between}
      .brand{min-width:0}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--ink);padding:12px 16px;flex-direction:column;align-items:stretch;border-top:1px solid rgba(255,255,255,.1)}
      .nav-links.open{display:flex}.nav-links a{padding:12px 14px}
      .nav-actions .btn-outline{display:none}.nav-actions .btn{padding:8px 11px;font-size:12px}
      .menu-toggle{display:block}
      .page-head{padding:38px 0 45px}.page-head h1{font-size:39px}
      .section{padding:58px 0}.section-heading{display:block}.section-heading p{margin-top:12px}
      .security-grid,.feature-list{grid-template-columns:1fr}.steps{grid-template-columns:1fr}
      .cta-content{display:block}.cta-content .btn{margin-top:20px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}
      .copyright{display:block}.copyright span{display:block;margin-top:7px}
    }
    @media(max-width:480px){
      .brand-text{font-size:16px}.brand-text small{font-size:9px}
      .nav-actions{gap:3px}.nav-actions .btn-primary{font-size:11px;padding:8px}
      .page-head h1{font-size:34px}.page-intro{font-size:15px}
      .app-card,.compat-card,.install-card,.feature-card{padding:23px}
      .footer-grid{grid-template-columns:1fr}
    }