/* roulang page: index */
:root{
            --berry:#a92f72;
            --berry-dark:#79204f;
            --berry-soft:#f7e8f1;
            --mint:#56cdb6;
            --mint-dark:#167d70;
            --ink:#26232c;
            --muted:#716b79;
            --paper:#fffdfd;
            --mist:#f5f1f6;
            --line:#e9e2ea;
            --charcoal:#29252f;
            --radius:18px;
            --shadow:0 18px 50px rgba(66,38,65,.10);
            --container:1180px;
        }
        *,*:before,*:after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
        .notice{background:var(--charcoal);color:#fdf9fb;font-size:13px}
        .notice-inner{min-height:38px;display:flex;align-items:center;justify-content:center;gap:10px;position:relative}
        .notice-dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 5px rgba(86,205,182,.12)}
        .notice-close{position:absolute;right:0;border:0;background:transparent;color:#cfc5d0;font-size:20px;line-height:1}
        header{position:sticky;top:0;z-index:20;background:rgba(255,253,253,.94);backdrop-filter:blur(12px);border-bottom:1px solid rgba(233,226,234,.85)}
        .nav-wrap{height:76px;display:flex;align-items:center;gap:28px}
        .logo{display:flex;align-items:center;gap:11px;min-width:240px}
        .logo-mark{width:37px;height:37px;border-radius:12px 12px 12px 4px;background:var(--berry);position:relative}
        .logo-mark:after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--mint);border-radius:50%;left:10px;top:9px}
        .logo-text{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.3px}
        .logo-text small{display:block;color:var(--berry);font-size:10px;letter-spacing:1.3px;margin-top:3px}
        nav{display:flex;align-items:center;gap:5px;flex:1}
        nav a{padding:9px 13px;border-radius:10px;color:#5f5965;font-size:14px;transition:.25s}
        nav a:hover,nav a.active{background:var(--berry-soft);color:var(--berry-dark)}
        .nav-download{background:var(--berry)!important;color:#fff!important;padding:11px 18px!important;font-weight:700;box-shadow:0 7px 18px rgba(169,47,114,.22)}
        .nav-download:hover{background:var(--berry-dark)!important;transform:translateY(-2px)}
        .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--berry)}
        .hero{background:var(--charcoal);color:#fff;padding:82px 0 78px;overflow:hidden;position:relative}
        .hero:before{content:"";position:absolute;width:470px;height:470px;border-radius:50%;background:rgba(169,47,114,.28);filter:blur(5px);right:-80px;top:-190px}
        .hero:after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;border:1px solid rgba(86,205,182,.28);right:18%;bottom:-170px}
        .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:70px;position:relative;z-index:1}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#bff6e9;font-size:13px;font-weight:700;letter-spacing:.8px;margin-bottom:20px}
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--mint)}
        h1,h2,h3,p{margin-top:0}
        h1{font-size:clamp(34px,4.5vw,59px);line-height:1.16;letter-spacing:-2px;margin-bottom:22px;max-width:720px}
        .hero-copy{color:#d8ced8;max-width:610px;font-size:17px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:12px 21px;border:1px solid transparent;font-weight:700;font-size:14px;transition:.25s}
        .btn-primary{background:var(--berry);color:#fff;box-shadow:0 9px 25px rgba(169,47,114,.28)}
        .btn-primary:hover{background:#c33d84;transform:translateY(-2px)}
        .btn-light{background:#fff;color:var(--berry-dark)}
        .btn-light:hover{background:var(--mint);color:#173d39;transform:translateY(-2px)}
        .btn-outline{border-color:var(--line);color:var(--berry-dark);background:#fff}
        .btn-outline:hover{border-color:var(--berry);background:var(--berry-soft)}
        .btn:focus-visible,nav a:focus-visible,button:focus-visible{outline:3px solid rgba(86,205,182,.65);outline-offset:3px}
        .screen-stage{min-height:355px;position:relative;display:flex;align-items:center;justify-content:center}
        .app-panel{width:min(405px,100%);background:#37313c;border:1px solid #5f5362;border-radius:24px;padding:19px;box-shadow:0 25px 60px rgba(0,0,0,.3);transform:rotate(2deg)}
        .panel-top{display:flex;justify-content:space-between;align-items:center;color:#eee;font-size:12px;margin-bottom:24px}
        .status{color:#9ff0dc;background:rgba(86,205,182,.12);border-radius:20px;padding:4px 9px}
        .panel-title{font-size:26px;font-weight:800;line-height:1.25;margin-bottom:20px}
        .panel-tabs{display:flex;gap:7px;overflow:hidden;margin-bottom:18px}
        .panel-tabs span{white-space:nowrap;padding:6px 10px;border-radius:8px;background:#49414d;color:#c8bfca;font-size:11px}
        .panel-tabs span:first-child{background:var(--berry);color:#fff}
        .game-lines{display:grid;gap:9px}
        .game-line{background:#423a47;border-radius:12px;padding:13px;display:flex;align-items:center;gap:12px}
        .game-icon{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#dc6c9e,#76295f)}
        .game-line:nth-child(2) .game-icon{background:linear-gradient(135deg,#72e0c9,#256e79)}
        .game-line:nth-child(3) .game-icon{background:linear-gradient(135deg,#f0bd73,#a34c60)}
        .game-line strong{display:block;font-size:13px}.game-line small{color:#aaa0ae;font-size:11px}
        .section{padding:88px 0}
        .section-soft{background:var(--mist)}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:32px}
        .kicker{color:var(--berry);font-weight:800;font-size:12px;letter-spacing:1.4px;text-transform:uppercase;margin-bottom:8px}
        h2{font-size:clamp(27px,3vw,40px);line-height:1.25;letter-spacing:-1px;margin-bottom:10px}
        .section-intro{color:var(--muted);max-width:600px;margin-bottom:0}
        .topic-row{display:flex;flex-wrap:wrap;gap:10px}
        .topic{border:1px solid var(--line);background:#fff;border-radius:30px;padding:11px 17px;color:#5d5360;font-size:14px;transition:.25s}
        .topic:hover{color:var(--berry);border-color:#d99abd;transform:translateY(-2px)}
        .feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
        .feature-card{border:1px solid var(--line);border-radius:var(--radius);padding:30px;background:#fff;min-height:255px;position:relative;overflow:hidden;transition:.25s}
        .feature-card:hover,.info-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
        .feature-card.dark{background:var(--charcoal);color:#fff;border-color:var(--charcoal);min-height:330px}
        .feature-card.dark p{color:#cfc5d0}.feature-card h3{font-size:24px;margin-bottom:12px}.feature-card p{color:var(--muted);max-width:480px}
        .feature-number{position:absolute;right:28px;bottom:12px;color:rgba(169,47,114,.17);font-size:100px;font-weight:900;line-height:1}
        .feature-card.dark .feature-number{color:rgba(86,205,182,.16)}
        .mini-points{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-top:25px}
        .mini-points div{border-top:1px solid rgba(255,255,255,.16);padding-top:10px;color:#eee;font-size:13px}
        .split{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:center}
        .interface-box{background:#f1e5ed;border-radius:24px;padding:25px;min-height:320px;position:relative}
        .interface-box:before{content:"";position:absolute;inset:18px;border:1px dashed #cf9eb9;border-radius:17px}
        .interface-window{position:relative;background:#fff;border-radius:15px;padding:22px;box-shadow:0 14px 30px rgba(91,43,75,.12);width:82%;margin:18px auto}
        .window-bar{display:flex;gap:6px;margin-bottom:20px}.window-bar i{width:8px;height:8px;border-radius:50%;background:#dfb1c9}.window-bar i:nth-child(2){background:#8ddbc9}.window-bar i:nth-child(3){background:#d9c7dc}
        .progress{height:8px;background:#eee5ed;border-radius:8px;margin:13px 0}.progress span{display:block;width:72%;height:100%;border-radius:8px;background:var(--berry)}
        .check-list{display:grid;gap:15px;margin:24px 0 0;padding:0;list-style:none}
        .check-list li{display:flex;gap:11px;color:#59515d}.check-list li:before{content:"✓";display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#dff6f0;color:var(--mint-dark);font-weight:800;flex:none}
        .download-box{background:var(--berry-soft);border-radius:var(--radius);padding:29px;display:flex;align-items:center;justify-content:space-between;gap:25px}
        .download-box h3{font-size:23px;margin-bottom:7px}.download-box p{color:var(--muted);margin-bottom:0}.download-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:15px}.badge{display:inline-flex;padding:5px 10px;background:#fff;border-radius:7px;color:var(--berry-dark);font-size:12px;border:1px solid #ecd3e1}
        .news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:24px}
        .news-list{display:grid;gap:12px}
        .news-item{display:grid;grid-template-columns:90px 1fr auto;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;transition:.25s}
        .news-item:hover{border-color:#d69ab9;box-shadow:0 10px 25px rgba(82,37,71,.07)}
        .news-date{font-size:12px;color:var(--berry);font-weight:800}.news-item h3{font-size:16px;margin:0 0 3px}.news-item p{font-size:13px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.news-arrow{color:var(--berry);font-size:22px}
        .side-note{background:var(--charcoal);color:#fff;border-radius:var(--radius);padding:28px}.side-note h3{font-size:21px}.side-note p{color:#cfc5d0;font-size:14px}.side-note .btn{margin-top:12px}
        .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.faq-list{display:grid;gap:10px}
        details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:17px 20px}summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:15px}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--berry);font-size:20px;line-height:1}details[open] summary:after{content:"−"}details p{color:var(--muted);font-size:14px;margin:12px 0 0}
        .cta{background:var(--mint);padding:57px 0}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}.cta h2{margin-bottom:5px}.cta p{margin:0;color:#24554f}.cta .btn{background:var(--charcoal);color:#fff}
        footer{background:var(--charcoal);color:#e9e1e9;padding:45px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:45px;padding-bottom:38px;border-bottom:1px solid #49414d}.footer-brand p{color:#aaa0ae;max-width:370px;font-size:14px}.footer-title{font-weight:800;margin-bottom:14px;color:#fff}.footer-links{display:grid;gap:8px;color:#bdb2be;font-size:14px}.footer-links a:hover{color:var(--mint)}.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#958a98;font-size:12px}
        @media(max-width:1024px){.hero-grid{gap:35px}.logo{min-width:205px}nav a{padding:8px 8px;font-size:13px}.split{gap:35px}}
        @media(max-width:768px){.container{width:min(100% - 30px,var(--container))}.nav-wrap{height:68px}.menu-toggle{display:block;margin-left:auto}nav{display:none;position:absolute;left:15px;right:15px;top:73px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:15px;padding:10px;flex-direction:column;align-items:stretch}nav.open{display:flex}nav a{padding:12px 14px}.nav-download{text-align:center}.logo{min-width:0}.logo-text{font-size:13px}.hero{padding:62px 0}.hero-grid,.feature-grid,.split,.news-layout,.faq-grid{grid-template-columns:1fr}.screen-stage{min-height:300px}.section{padding:62px 0}.section-head{display:block}.section-head .btn{margin-top:18px}.download-box,.cta-inner{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
        @media(max-width:520px){.notice-inner{padding:7px 28px 7px 0;font-size:12px;line-height:1.4}.hero h1{font-size:34px;letter-spacing:-1.2px}.hero-copy{font-size:15px}.hero-actions .btn{width:100%}.app-panel{transform:none}.mini-points{grid-template-columns:1fr}.feature-card{padding:24px}.news-item{grid-template-columns:1fr;gap:7px}.news-arrow{display:none}.interface-window{width:94%;padding:16px}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-top:7px}}

/* roulang page: index */
:root {
            --berry: #a92d72;
            --berry-dark: #741b52;
            --berry-soft: #f7e6f0;
            --mint: #36cbb0;
            --mint-dark: #168b79;
            --ink: #25232c;
            --muted: #716d7a;
            --paper: #fffdfc;
            --mist: #f4f0f5;
            --line: #e8e0e8;
            --dark: #211d2b;
            --dark-2: #30243b;
            --radius: 18px;
            --shadow: 0 16px 45px rgba(56, 31, 58, .09);
            --ease: .25s ease;
        }
        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            margin: 0;
            color: var(--ink);
            background: var(--paper);
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        a { color: inherit; text-decoration: none; }
        button, input { font: inherit; }
        button { cursor: pointer; }
        img { max-width: 100%; display: block; }
        .container { width: min(1160px, calc(100% - 48px)); margin: 0 auto; }
        .notice {
            background: var(--dark);
            color: #eee8f0;
            font-size: 13px;
            letter-spacing: .02em;
        }
        .notice-inner {
            min-height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            position: relative;
        }
        .notice-dot { width: 7px; height: 7px; background: var(--mint); border-radius: 50%; box-shadow: 0 0 0 5px rgba(54,203,176,.12); }
        .notice-close { position: absolute; right: 0; border: 0; background: transparent; color: #cfc4d3; font-size: 20px; }
        .site-header {
            background: rgba(255,253,252,.94);
            border-bottom: 1px solid rgba(232,224,232,.8);
            position: sticky; top: 0; z-index: 20;
            backdrop-filter: blur(15px);
        }
        .nav-wrap { min-height: 78px; display: flex; align-items: center; gap: 30px; }
        .brand { display: flex; align-items: center; gap: 11px; min-width: 265px; }
        .brand-mark {
            width: 38px; height: 38px; border-radius: 12px;
            background: var(--berry); color: white; display: grid; place-items: center;
            font-weight: 800; font-size: 17px; box-shadow: 5px 5px 0 #efd1e2;
        }
        .brand strong { display: block; font-size: 16px; line-height: 1.2; letter-spacing: -.03em; }
        .brand small { color: var(--berry); font-size: 10px; letter-spacing: .08em; font-weight: 700; }
        .nav-links { display: flex; align-items: center; gap: 4px; flex: 1; }
        .nav-links a { color: var(--muted); padding: 9px 12px; border-radius: 10px; font-size: 14px; transition: var(--ease); white-space: nowrap; }
        .nav-links a:hover, .nav-links a.active { background: var(--berry-soft); color: var(--berry-dark); }
        .nav-download { flex-shrink: 0; }
        .menu-toggle { display: none; background: transparent; border: 0; color: var(--ink); font-size: 25px; }
        .btn {
            display: inline-flex; align-items: center; justify-content: center; gap: 8px;
            min-height: 46px; padding: 0 20px; border-radius: 12px; border: 1px solid transparent;
            font-weight: 700; font-size: 14px; transition: var(--ease);
        }
        .btn-primary { background: var(--berry); color: #fff; box-shadow: 0 8px 18px rgba(169,45,114,.2); }
        .btn-primary:hover { background: var(--berry-dark); transform: translateY(-2px); box-shadow: 0 12px 24px rgba(169,45,114,.28); }
        .btn-light { background: #fff; color: var(--berry-dark); border-color: #e2cadb; }
        .btn-light:hover { border-color: var(--berry); transform: translateY(-2px); }
        .btn:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid rgba(54,203,176,.45); outline-offset: 3px; }
        .hero {
            background: var(--dark);
            color: white;
            overflow: hidden;
            position: relative;
            padding: 78px 0 86px;
        }
        .hero::before, .hero::after { content: ""; position: absolute; border-radius: 50%; pointer-events: none; }
        .hero::before { width: 480px; height: 480px; background: rgba(169,45,114,.25); right: -130px; top: -190px; }
        .hero::after { width: 280px; height: 280px; border: 1px solid rgba(54,203,176,.22); left: 38%; bottom: -170px; }
        .hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 70px; align-items: center; position: relative; z-index: 1; }
        .eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--mint); font-size: 13px; font-weight: 700; letter-spacing: .06em; margin-bottom: 18px; }
        .eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--mint); }
        h1 { font-size: clamp(34px, 4.2vw, 57px); line-height: 1.2; letter-spacing: -.06em; margin: 0 0 22px; max-width: 690px; }
        .hero-copy { color: #d8d0dc; font-size: 17px; max-width: 610px; margin: 0 0 30px; }
        .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
        .hero-actions .btn-light { background: transparent; color: #fff; border-color: #756478; }
        .hero-panel { min-height: 370px; border: 1px solid rgba(255,255,255,.13); background: #2a2334; border-radius: 24px; padding: 18px; box-shadow: 20px 25px 60px rgba(0,0,0,.2); transform: rotate(1.5deg); }
        .panel-top { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #4a3c50; padding: 5px 5px 16px; color: #c9bdce; font-size: 12px; }
        .status { color: var(--mint); }
        .panel-body { display: grid; grid-template-columns: 88px 1fr; gap: 16px; padding: 20px 5px; }
        .panel-menu { display: grid; gap: 9px; align-content: start; }
        .panel-menu span { padding: 10px 8px; border-radius: 8px; color: #a99bac; font-size: 12px; }
        .panel-menu span:first-child { background: var(--berry); color: white; }
        .panel-main { background: #342b40; border-radius: 15px; padding: 18px; }
        .panel-main h3 { margin: 0 0 15px; font-size: 20px; }
        .mini-row { display: flex; gap: 10px; margin-bottom: 13px; }
        .mini-tile { height: 74px; flex: 1; border-radius: 11px; background: linear-gradient(135deg,#c8528d,#633c73); position: relative; overflow: hidden; }
        .mini-tile:nth-child(2) { background: linear-gradient(135deg,#37c6b0,#28546a); }
        .mini-tile:nth-child(3) { background: linear-gradient(135deg,#e98c70,#7c3e67); }
        .mini-tile::after { content: "资料"; position: absolute; left: 10px; bottom: 7px; font-size: 11px; color: white; }
        .progress { height: 7px; border-radius: 9px; background: #4a3c50; overflow: hidden; margin: 22px 0 9px; }
        .progress i { display: block; width: 72%; height: 100%; background: var(--mint); border-radius: inherit; }
        .panel-note { color: #b7aabd; font-size: 12px; display: flex; justify-content: space-between; }
        .section { padding: 92px 0; }
        .section-tint { background: var(--mist); }
        .section-head { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 34px; }
        .section-head h2 { margin: 0; font-size: clamp(26px, 3vw, 38px); line-height: 1.25; letter-spacing: -.045em; }
        .section-head p { color: var(--muted); max-width: 510px; margin: 0; font-size: 15px; }
        .topic-bar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 50px; }
        .topic-tag { padding: 10px 15px; background: #fff; color: var(--berry-dark); border: 1px solid var(--line); border-radius: 30px; font-size: 13px; transition: var(--ease); }
        .topic-tag:hover { border-color: var(--berry); background: var(--berry-soft); transform: translateY(-2px); }
        .feature-grid { display: grid; grid-template-columns: 1.12fr .88fr; gap: 22px; }
        .feature-card { border: 1px solid var(--line); background: #fff; border-radius: var(--radius); padding: 30px; transition: var(--ease); }
        .feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
        .feature-card.tall { grid-row: span 2; background: var(--berry); color: #fff; min-height: 360px; position: relative; overflow: hidden; }
        .feature-card.tall::after { content: "PG"; position: absolute; right: -18px; bottom: -58px; font-size: 190px; line-height: 1; font-weight: 900; color: rgba(255,255,255,.1); }
        .feature-icon { width: 45px; height: 45px; border-radius: 13px; display: grid; place-items: center; background: var(--berry-soft); color: var(--berry); font-weight: 800; margin-bottom: 25px; }
        .tall .feature-icon { background: rgba(255,255,255,.16); color: var(--mint); }
        .feature-card h3 { margin: 0 0 10px; font-size: 21px; }
        .feature-card p { margin: 0; color: var(--muted); font-size: 14px; }
        .tall p { color: #f1dfea; max-width: 350px; }
        .feature-link { display: inline-block; margin-top: 24px; color: var(--berry); font-size: 13px; font-weight: 700; }
        .tall .feature-link { color: var(--mint); }
        .split-showcase { display: grid; grid-template-columns: .82fr 1.18fr; gap: 68px; align-items: center; }
        .interface-art { min-height: 315px; padding: 25px; border-radius: 24px; background: #ece1ed; position: relative; overflow: hidden; }
        .interface-art::before { content: ""; position: absolute; width: 230px; height: 230px; border-radius: 50%; background: var(--berry); opacity: .9; left: -80px; bottom: -110px; }
        .art-window { position: relative; background: #fff; border-radius: 15px; box-shadow: 10px 15px 30px rgba(97,58,99,.15); padding: 18px; width: 85%; margin: 0 auto; }
        .art-line { height: 9px; border-radius: 8px; background: #eadfea; margin-bottom: 12px; }
        .art-line.short { width: 48%; background: #dca6c6; }
        .art-boxes { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; margin-top: 20px; }
        .art-box { height: 85px; border-radius: 11px; background: #f7eaf2; border-left: 5px solid var(--berry); }
        .art-box:nth-child(2) { border-color: var(--mint); background: #e5f7f3; }
        .showcase-copy h2 { font-size: 34px; line-height: 1.3; margin: 0 0 16px; letter-spacing: -.045em; }
        .showcase-copy p { color: var(--muted); margin: 0 0 22px; }
        .check-list { list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 11px; }
        .check-list li { display: flex; gap: 10px; align-items: start; font-size: 14px; }
        .check-list li::before { content: "✓"; color: var(--mint-dark); font-weight: 800; }
        .download-band { background: var(--dark); color: white; border-radius: 24px; padding: 42px 48px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; }
        .download-band h2 { margin: 0 0 9px; font-size: 30px; }
        .download-band p { margin: 0; color: #c9bdce; font-size: 14px; }
        .download-meta { display: flex; align-items: center; gap: 20px; margin-top: 18px; color: var(--mint); font-size: 12px; }
        .download-actions { display: flex; flex-direction: column; align-items: stretch; gap: 12px; min-width: 170px; }
        .download-actions .btn-light { border-color: #7f7188; background: transparent; color: #fff; }
        .news-layout { display: grid; grid-template-columns: 1.25fr .75fr; gap: 28px; }
        .news-list { display: grid; gap: 12px; }
        .news-item { display: grid; grid-template-columns: 100px 1fr auto; gap: 20px; align-items: center; padding: 20px 0; border-bottom: 1px solid var(--line); }
        .news-date { color: var(--berry); font: 700 13px/1.4 ui-monospace, monospace; }
        .news-item h3 { margin: 0 0 4px; font-size: 17px; }
        .news-item p { margin: 0; color: var(--muted); font-size: 13px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .news-arrow { color: var(--berry); font-size: 20px; transition: var(--ease); }
        .news-item:hover .news-arrow { transform: translateX(5px); }
        .news-side { background: var(--berry-soft); border-radius: var(--radius); padding: 28px; }
        .news-side h3 { margin: 0 0 12px; font-size: 21px; }
        .news-side p { color: var(--muted); font-size: 14px; margin: 0 0 20px; }
        .badge { display: inline-block; padding: 4px 9px; border-radius: 6px; background: #e5f7f3; color: var(--mint-dark); font-size: 11px; font-weight: 700; }
        .empty-state { padding: 28px 0; color: var(--muted); }
        .faq-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 70px; }
        .faq-intro h2 { margin: 0 0 14px; font-size: 34px; line-height: 1.3; }
        .faq-intro p { color: var(--muted); font-size: 14px; }
        .faq-list { display: grid; gap: 11px; }
        details { border-bottom: 1px solid var(--line); padding: 7px 0; }
        summary { cursor: pointer; list-style: none; padding: 14px 0; font-weight: 700; font-size: 15px; display: flex; justify-content: space-between; gap: 20px; }
        summary::-webkit-details-marker { display: none; }
        summary::after { content: "+"; color: var(--berry); font-size: 22px; line-height: 1; font-weight: 400; }
        details[open] summary::after { content: "−"; }
        details p { color: var(--muted); font-size: 14px; margin: 0 30px 17px 0; }
        .cta { padding: 70px 0; background: #f6e8f0; }
        .cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
        .cta h2 { margin: 0 0 8px; font-size: 31px; }
        .cta p { margin: 0; color: var(--muted); font-size: 14px; }
        .cta-actions { display: flex; gap: 10px; flex-wrap: wrap; }
        footer { background: var(--dark); color: #d9d0dc; padding: 52px 0 24px; }
        .footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 50px; padding-bottom: 40px; border-bottom: 1px solid #46394b; }
        footer .brand strong { color: #fff; }
        .footer-desc { max-width: 330px; color: #a99cad; font-size: 13px; margin: 20px 0 0; }
        footer h3 { font-size: 14px; color: #fff; margin: 0 0 16px; }
        .footer-links { display: grid; gap: 8px; font-size: 13px; color: #b8aabd; }
        .footer-links a:hover { color: var(--mint); }
        .copyright { display: flex; justify-content: space-between; gap: 20px; padding-top: 20px; color: #897b8e; font-size: 12px; }
        @media (max-width: 1024px) {
            .nav-links a { padding: 8px 7px; font-size: 13px; }
            .brand { min-width: 220px; }
            .hero-grid { gap: 35px; }
            .split-showcase, .faq-grid { gap: 35px; }
        }
        @media (max-width: 768px) {
            .container { width: min(100% - 34px, 620px); }
            .nav-wrap { min-height: 68px; justify-content: space-between; }
            .brand { min-width: 0; }
            .brand strong { font-size: 14px; }
            .nav-download { display: none; }
            .menu-toggle { display: block; }
            .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; padding: 12px 17px 18px; background: var(--paper); border-bottom: 1px solid var(--line); box-shadow: var(--shadow); flex-direction: column; align-items: stretch; }
            .nav-links.open { display: flex; }
            .nav-links a { padding: 12px 14px; }
            .hero { padding: 55px 0 65px; }
            .hero-grid, .feature-grid, .split-showcase, .news-layout, .faq-grid { grid-template-columns: 1fr; }
            .hero-panel { transform: none; min-height: 300px; }
            .feature-card.tall { grid-row: auto; min-height: 300px; }
            .section { padding: 68px 0; }
            .section-head { display: block; }
            .section-head p { margin-top: 13px; }
            .download-band { grid-template-columns: 1fr; padding: 32px 25px; }
            .download-actions { flex-direction: row; flex-wrap: wrap; }
            .cta-inner { display: block; }
            .cta-actions { margin-top: 22px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
            .footer-grid > div:first-child { grid-column: 1 / -1; }
        }
        @media (max-width: 520px) {
            h1 { font-size: 32px; }
            .hero-copy { font-size: 15px; }
            .hero-actions .btn { width: 100%; }
            .panel-body { grid-template-columns: 68px 1fr; gap: 9px; }
            .panel-main { padding: 12px; }
            .section-head h2, .showcase-copy h2, .faq-intro h2 { font-size: 28px; }
            .news-item { grid-template-columns: 1fr auto; gap: 5px 12px; }
            .news-date { grid-column: 1 / -1; }
            .news-item p { grid-column: 1 / 2; }
            .news-arrow { grid-column: 2; grid-row: 2; }
            .footer-grid { grid-template-columns: 1fr; }
            .footer-grid > div:first-child { grid-column: auto; }
            .copyright { display: block; }
            .copyright span { display: block; margin-top: 7px; }
        }

/* roulang page: article */
:root{
            --berry:#a92f72;
            --berry-dark:#79204f;
            --berry-soft:#f7e8f1;
            --mint:#56cdb6;
            --mint-dark:#167d70;
            --ink:#26232c;
            --muted:#716b79;
            --paper:#fffdfd;
            --mist:#f5f1f6;
            --line:#e9e2ea;
            --charcoal:#29252f;
            --radius:18px;
            --shadow:0 18px 50px rgba(66,38,65,.10);
            --container:1180px;
            --ease:.25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{cursor:pointer}
        h1,h2,h3,h4,p{margin-top:0}
        h1,h2,h3,h4{line-height:1.3;letter-spacing:-.02em}
        .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
        header{position:sticky;top:0;z-index:20;background:rgba(255,253,253,.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(233,226,234,.85)}
        .nav-wrap{height:76px;display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:240px}
        .brand-mark{width:37px;height:37px;border-radius:12px 12px 12px 4px;background:var(--berry);position:relative;display:grid;place-items:center;color:#fff;font-size:12px;font-weight:900}
        .brand-mark:after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--mint);border-radius:50%;left:10px;top:9px}
        .brand strong{display:block;font-size:15px;font-weight:800;line-height:1.25}
        .brand small{display:block;color:var(--berry);font-size:10px;letter-spacing:1px;margin-top:3px;white-space:nowrap}
        .nav-links{display:flex;align-items:center;gap:5px;flex:1}
        .nav-links a{padding:9px 13px;border-radius:10px;color:#5f5965;font-size:14px;transition:var(--ease)}
        .nav-links a:hover,.nav-links a.active{background:var(--berry-soft);color:var(--berry-dark)}
        .nav-links a:nth-last-child(2){background:var(--berry)!important;color:#fff!important;padding:11px 18px!important;font-weight:700;box-shadow:0 7px 18px rgba(169,47,114,.22)}
        .nav-links a:nth-last-child(2):hover{background:var(--berry-dark)!important;transform:translateY(-2px)}
        .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--berry)}
        .article-hero{background:var(--charcoal);color:#fff;padding:62px 0 58px;position:relative;overflow:hidden}
        .article-hero:before{content:"";position:absolute;width:430px;height:430px;border-radius:50%;background:rgba(169,47,114,.25);right:-100px;top:-220px}
        .article-hero:after{content:"";position:absolute;width:230px;height:230px;border:1px solid rgba(86,205,182,.3);border-radius:50%;right:22%;bottom:-165px}
        .hero-inner{position:relative;z-index:1;max-width:850px}
        .crumbs{display:flex;align-items:center;gap:10px;color:#bff6e9;font-size:13px;margin-bottom:22px}
        .crumbs a:hover{color:#fff}
        .crumbs span{color:#8f8592}
        .article-hero h1{font-size:clamp(32px,5vw,58px);margin-bottom:20px;max-width:850px}
        .hero-summary{color:#d8ced8;font-size:17px;max-width:760px;margin-bottom:25px}
        .article-meta{display:flex;flex-wrap:wrap;gap:10px 20px;color:#cfc5d0;font-size:13px}
        .meta-label{color:#bff6e9}
        .section{padding:78px 0}
        .article-layout{display:grid;grid-template-columns:minmax(0,790px) 280px;gap:55px;align-items:start}
        .article-content{font-size:17px;line-height:2;color:#49434e}
        .article-content h2{font-size:29px;color:var(--ink);margin:38px 0 17px;padding-left:17px;border-left:4px solid var(--berry)}
        .article-content h3{font-size:22px;color:var(--berry-dark);margin:30px 0 12px}
        .article-content p{margin-bottom:20px}
        .article-content ul,.article-content ol{padding-left:27px;margin:18px 0 25px}
        .article-content li{margin:8px 0}
        .article-content blockquote{margin:28px 0;padding:20px 25px;background:var(--berry-soft);border-left:4px solid var(--mint);border-radius:0 12px 12px 0;color:var(--berry-dark)}
        .article-content table{width:100%;border-collapse:collapse;margin:25px 0;background:#fff;border:1px solid var(--line)}
        .article-content th,.article-content td{padding:12px 15px;border:1px solid var(--line);text-align:left}
        .article-content th{background:var(--mist);color:var(--berry-dark)}
        .article-content img{border-radius:14px;margin:25px 0}
        .article-aside{position:sticky;top:104px}
        .aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 10px 30px rgba(66,38,65,.05)}
        .aside-card h3{font-size:18px;margin-bottom:16px}
        .aside-card p{font-size:14px;color:var(--muted);margin-bottom:17px}
        .aside-links{display:grid;gap:9px}
        .aside-links a{padding:10px 12px;border-radius:9px;background:var(--mist);font-size:14px;color:var(--berry-dark);transition:var(--ease)}
        .aside-links a:hover{background:var(--berry-soft);padding-left:16px}
        .empty-state{text-align:center;padding:70px 25px;border:1px dashed #d8cbd8;border-radius:var(--radius);background:var(--mist)}
        .empty-state h2{font-size:28px;margin-bottom:10px}
        .empty-state p{color:var(--muted);margin-bottom:22px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:12px 21px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease)}
        .btn-primary{background:var(--berry);color:#fff;box-shadow:0 9px 25px rgba(169,47,114,.22)}
        .btn-primary:hover{background:#c33d84;color:#fff;transform:translateY(-2px)}
        .btn-outline{border-color:var(--line);color:var(--berry-dark);background:#fff}
        .btn-outline:hover{border-color:var(--berry);background:var(--berry-soft)}
        .related{background:var(--mist)}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:28px}
        .section-head h2{font-size:32px;margin-bottom:0}
        .section-intro{color:var(--muted);max-width:600px;margin-bottom:0}
        .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
        .info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;transition:var(--ease)}
        .info-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
        .badge{display:inline-flex;padding:5px 10px;background:#fff;border-radius:7px;color:var(--berry-dark);font-size:12px;border:1px solid #ecd3e1}
        .info-card h3{font-size:19px;margin:16px 0 8px}
        .info-card p{font-size:14px;color:var(--muted);margin-bottom:17px}
        .card-link{color:var(--berry-dark);font-weight:700;font-size:14px}
        .card-link:hover{color:var(--mint-dark)}
        .cta{padding:70px 0;background:var(--charcoal);color:#fff}
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
        .cta h2{font-size:32px;margin-bottom:10px}
        .cta p{color:#d8ced8;margin-bottom:0}
        footer{background:#211d25;color:#fff;padding:48px 0 20px}
        .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:45px}
        footer .brand strong{color:#fff}
        footer .brand small{color:var(--mint)}
        .footer-desc{color:#bdb4c0;font-size:14px;max-width:390px;margin:18px 0 0}
        footer h3{font-size:15px;margin:5px 0 15px}
        .footer-links{display:grid;gap:8px}
        .footer-links a{color:#bdb4c0;font-size:14px;transition:var(--ease)}
        .footer-links a:hover{color:var(--mint);padding-left:4px}
        .copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #3c3441;margin-top:40px;padding-top:19px;color:#8e8490;font-size:12px}
        :focus-visible{outline:3px solid rgba(86,205,182,.65);outline-offset:3px}
        @media(max-width:1024px){
            .nav-wrap{gap:15px}.brand{min-width:210px}.nav-links a{padding:8px 8px;font-size:13px}
            .article-layout{grid-template-columns:minmax(0,1fr) 245px;gap:30px}
        }
        @media(max-width:768px){
            .container{width:min(var(--container),calc(100% - 30px))}
            .nav-wrap{height:68px;justify-content:space-between}
            .brand{min-width:0}.brand small{font-size:9px;letter-spacing:.5px}
            .menu-toggle{display:block}
            .nav-links{display:none;position:absolute;left:15px;right:15px;top:76px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
            .nav-links.open{display:flex}
            .nav-links a{width:100%;padding:11px 13px}
            .article-hero{padding:48px 0}
            .article-layout{display:block}.article-aside{position:static;margin-top:35px}
            .related-grid{grid-template-columns:1fr 1fr}
            .cta-inner{display:block}.cta .btn{margin-top:23px}
        }
        @media(max-width:520px){
            .brand strong{font-size:13px}.brand small{white-space:normal;line-height:1.2}
            .article-hero h1{font-size:32px}.hero-summary{font-size:15px}
            .section{padding:55px 0}.article-content{font-size:16px}
            .article-content h2{font-size:25px}.article-content table{display:block;overflow-x:auto;white-space:nowrap}
            .related-grid{grid-template-columns:1fr}.section-head{display:block}.section-head h2{font-size:27px;margin-bottom:8px}
            .footer-grid{grid-template-columns:1fr;gap:28px}.copyright{display:block}.copyright span{display:block;margin-bottom:7px}
        }

/* roulang page: category1 */
:root{
            --berry:#a92f72;--berry-dark:#79204f;--berry-soft:#f7e8f1;
            --mint:#56cdb6;--mint-dark:#167d70;--ink:#26232c;--muted:#716b79;
            --paper:#fffdfd;--mist:#f5f1f6;--line:#e9e2ea;--charcoal:#29252f;
            --radius:18px;--shadow:0 18px 50px rgba(66,38,65,.10);--container:1180px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
        header{position:sticky;top:0;z-index:20;background:rgba(255,253,253,.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(233,226,234,.9)}
        .nav-wrap{height:76px;display:flex;align-items:center;gap:28px}
        .brand,.logo{display:flex;align-items:center;gap:11px;min-width:240px}
        .brand-mark,.logo-mark{width:37px;height:37px;border-radius:12px 12px 12px 4px;background:var(--berry);position:relative;display:block}
        .brand-mark:after,.logo-mark:after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--mint);border-radius:50%;left:10px;top:9px}
        .logo-text,.brand strong{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.3px}
        .logo-text small,.brand small{display:block;color:var(--berry);font-size:10px;letter-spacing:1.1px;margin-top:3px}
        nav{display:flex;align-items:center;gap:5px;flex:1}
        nav a{padding:9px 13px;border-radius:10px;color:#5f5965;font-size:14px;transition:.25s}
        nav a:hover,nav a.active{background:var(--berry-soft);color:var(--berry-dark)}
        .nav-download{background:var(--berry)!important;color:#fff!important;padding:11px 18px!important;font-weight:700;box-shadow:0 7px 18px rgba(169,47,114,.22)}
        .nav-download:hover{background:var(--berry-dark)!important;transform:translateY(-2px)}
        .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--berry)}
        .hero{background:var(--charcoal);color:#fff;padding:72px 0 68px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;width:480px;height:480px;border-radius:50%;background:rgba(169,47,114,.28);filter:blur(6px);right:-100px;top:-220px}
        .hero:after{content:"";position:absolute;width:280px;height:280px;border:1px solid rgba(86,205,182,.3);border-radius:50%;right:18%;bottom:-190px}
        .hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center;position:relative;z-index:1}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#bff6e9;font-size:13px;font-weight:700;letter-spacing:.8px;margin-bottom:18px}
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--mint)}
        h1{font-size:clamp(34px,4vw,58px);line-height:1.16;letter-spacing:-1.5px;margin:0 0 20px;font-weight:850}
        h2{font-size:clamp(26px,3vw,38px);line-height:1.25;margin:0 0 14px;letter-spacing:-.7px}
        h3{line-height:1.35}
        .hero-copy{color:#d8ced8;max-width:630px;font-size:17px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:12px 21px;border:1px solid transparent;font-weight:700;font-size:14px;transition:.25s}
        .btn-primary{background:var(--berry);color:#fff;box-shadow:0 9px 25px rgba(169,47,114,.28)}
        .btn-primary:hover{background:#c33d84;color:#fff;transform:translateY(-2px)}
        .btn-light{background:#fff;color:var(--berry-dark)}
        .btn-light:hover{background:var(--mint);color:#173d39;transform:translateY(-2px)}
        .btn-outline{border-color:var(--line);color:var(--berry-dark);background:#fff}
        .btn-outline:hover{border-color:var(--berry);background:var(--berry-soft)}
        .btn:focus-visible,nav a:focus-visible,button:focus-visible{outline:3px solid rgba(86,205,182,.65);outline-offset:3px}
        .interface{background:#37313f;border:1px solid rgba(255,255,255,.16);border-radius:24px;padding:19px;box-shadow:0 24px 55px rgba(0,0,0,.25);transform:rotate(2deg)}
        .interface-top{display:flex;justify-content:space-between;color:#d9cfda;font-size:12px;border-bottom:1px solid #514858;padding-bottom:14px}
        .interface-screen{margin-top:18px;background:#f7e8f1;border-radius:16px;padding:22px;color:var(--ink)}
        .screen-label{font-size:12px;color:var(--berry-dark);font-weight:700}
        .screen-title{font-size:25px;font-weight:850;line-height:1.25;margin:7px 0 20px}
        .screen-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
        .screen-chip{background:#fff;border:1px solid #ead7e1;border-radius:12px;padding:14px;font-size:13px}
        .screen-chip b{display:block;font-size:18px;color:var(--berry-dark)}
        .section{padding:82px 0}
        .section-soft{background:var(--mist)}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:30px}
        .section-intro{color:var(--muted);max-width:640px;margin:0}
        .topic-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:25px}
        .badge{display:inline-flex;padding:6px 11px;background:#fff;border-radius:8px;color:var(--berry-dark);font-size:12px;border:1px solid #ecd3e1}
        .topic-row .badge:hover{background:var(--berry);color:#fff;border-color:var(--berry)}
        .feature-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
        .feature-card{border:1px solid var(--line);border-radius:var(--radius);padding:30px;background:#fff;min-height:250px;position:relative;overflow:hidden;transition:.25s}
        .feature-card:hover,.info-card:hover,.step:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
        .feature-card.dark{background:var(--charcoal);color:#fff;border-color:var(--charcoal);min-height:320px}
        .feature-card.dark p{color:#cfc5d0}
        .feature-card h3{font-size:23px;margin:0 0 12px}
        .feature-card p,.info-card p{color:var(--muted)}
        .feature-card.dark .feature-number{color:rgba(86,205,182,.16)}
        .feature-number{position:absolute;right:25px;bottom:5px;color:rgba(169,47,114,.14);font-size:100px;font-weight:900;line-height:1}
        .check-list{display:grid;gap:13px;margin:22px 0 0;padding:0;list-style:none}
        .check-list li{display:flex;gap:11px;color:#59515d}
        .check-list li:before{content:"✓";display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#dff6f0;color:var(--mint-dark);font-weight:800;flex:none;margin-top:3px}
        .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
        .step{background:#fff;border:1px solid var(--line);border-radius:16px;padding:25px;transition:.25s}
        .step-num{color:var(--berry);font-weight:900;font-size:13px;letter-spacing:1px}
        .step h3{font-size:19px;margin:12px 0 8px}
        .step p{color:var(--muted);margin:0;font-size:14px}
        .info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
        .info-card{border:1px solid var(--line);background:#fff;border-radius:16px;padding:24px;transition:.25s}
        .info-card h3{margin:0 0 8px;font-size:19px}
        .faq{max-width:850px;margin:0 auto}
        details{background:#fff;border:1px solid var(--line);border-radius:14px;margin:11px 0;padding:0 20px;transition:.2s}
        details[open]{border-color:#d69ab9;box-shadow:0 8px 22px rgba(82,37,71,.06)}
        summary{cursor:pointer;font-weight:750;padding:18px 0;list-style:none}
        summary::-webkit-details-marker{display:none}
        summary:after{content:"＋";float:right;color:var(--berry);font-size:21px}
        details[open] summary:after{content:"−"}
        details p{color:var(--muted);font-size:14px;padding:0 25px 18px 0;margin:0}
        .cta{background:var(--berry-soft);padding:54px 0}
        .cta-box{display:flex;justify-content:space-between;align-items:center;gap:25px}
        .cta h2{margin-bottom:8px}
        .cta p{color:var(--muted);margin:0}
        footer{background:var(--charcoal);color:#fff;padding:52px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:45px}
        .footer-desc{color:#cfc5d0;max-width:390px;margin-top:18px;font-size:14px}
        footer h3{font-size:15px;margin:5px 0 16px}
        .footer-links{display:grid;gap:9px;color:#cfc5d0;font-size:14px}
        .footer-links a:hover{color:var(--mint)}
        .copyright{border-top:1px solid #4b4351;margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#a9a0ad;font-size:12px}
        @media(max-width:1024px){.hero-grid{gap:35px}.nav-wrap{gap:12px}.logo{min-width:205px}nav a{padding:8px 8px;font-size:13px}}
        @media(max-width:768px){.nav-wrap{height:68px}.menu-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;left:20px;right:20px;top:76px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:11px 13px}.logo{min-width:0}.hero{padding:58px 0}.hero-grid,.feature-grid{grid-template-columns:1fr}.interface{transform:none;max-width:560px;margin:auto}.section{padding:62px 0}.steps{grid-template-columns:1fr}.cta-box{display:block}.cta-box .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:5px}}
        @media(max-width:520px){.container{width:min(var(--container),calc(100% - 28px))}.brand strong{font-size:13px}.brand small{font-size:8px;letter-spacing:.5px}.hero h1{font-size:35px}.hero-copy{font-size:15px}.hero-actions .btn{width:100%}.screen-title{font-size:21px}.info-grid,.footer-grid{grid-template-columns:1fr}.section-head{display:block}.section-head .btn{margin-top:18px}.copyright{margin-top:28px}}

/* roulang page: category2 */
:root{
            --berry:#a92f72;
            --berry-dark:#79204f;
            --berry-soft:#f7e8f1;
            --mint:#56cdb6;
            --mint-dark:#167d70;
            --ink:#26232c;
            --muted:#716b79;
            --paper:#fffdfd;
            --mist:#f5f1f6;
            --line:#e9e2ea;
            --charcoal:#29252f;
            --dark-2:#382b42;
            --radius:18px;
            --shadow:0 18px 50px rgba(66,38,65,.10);
            --container:1180px;
            --ease:.25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
        header{position:sticky;top:0;z-index:30;background:rgba(255,253,253,.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(233,226,234,.9)}
        .nav-wrap{height:76px;display:flex;align-items:center;gap:28px}
        .logo,.brand{display:flex;align-items:center;gap:11px}
        .logo{min-width:240px}
        .logo-mark,.brand-mark{width:37px;height:37px;border-radius:12px 12px 12px 4px;background:var(--berry);position:relative;display:grid;place-items:center;color:#fff;font-size:12px;font-weight:900;letter-spacing:-1px}
        .logo-mark:after,.brand-mark:after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--mint);border-radius:50%;left:10px;top:9px}
        .logo-text{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.3px}
        .logo-text small{display:block;color:var(--berry);font-size:10px;letter-spacing:1.3px;margin-top:3px}
        nav{display:flex;align-items:center;gap:5px;flex:1}
        nav a{padding:9px 13px;border-radius:10px;color:#5f5965;font-size:14px;transition:var(--ease)}
        nav a:hover,nav a.active{background:var(--berry-soft);color:var(--berry-dark)}
        nav a.nav-download{background:var(--berry)!important;color:#fff!important;padding:11px 18px!important;font-weight:700;box-shadow:0 7px 18px rgba(169,47,114,.22)}
        nav a.nav-download:hover{background:var(--berry-dark)!important;transform:translateY(-2px)}
        .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--berry)}
        .hero{background:var(--charcoal);color:#fff;padding:76px 0 70px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;width:510px;height:510px;border-radius:50%;background:rgba(169,47,114,.27);filter:blur(4px);right:-120px;top:-240px}
        .hero:after{content:"";position:absolute;width:310px;height:310px;border:1px solid rgba(86,205,182,.3);border-radius:50%;right:17%;bottom:-220px}
        .hero-grid{display:grid;grid-template-columns:1fr .9fr;gap:65px;align-items:center;position:relative;z-index:1}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#bff6e9;font-size:13px;font-weight:700;letter-spacing:.8px;margin-bottom:18px}
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--mint)}
        h1{font-size:clamp(36px,5vw,62px);line-height:1.16;letter-spacing:-2px;margin:0 0 21px;font-weight:900}
        h2{font-size:clamp(27px,3vw,38px);line-height:1.25;letter-spacing:-1px;margin:0 0 14px}
        h3{line-height:1.35}
        .hero-copy{max-width:620px;color:#d8ced8;font-size:17px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:29px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:12px 21px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease)}
        .btn-primary{background:var(--berry);color:#fff;box-shadow:0 9px 25px rgba(169,47,114,.28)}
        .btn-primary:hover{background:#c33d84;color:#fff;transform:translateY(-2px)}
        .btn-light{background:#fff;color:var(--berry-dark)}
        .btn-light:hover{background:var(--mint);color:#173d39;transform:translateY(-2px)}
        .btn-outline{border-color:var(--line);color:var(--berry-dark);background:#fff}
        .btn-outline:hover{border-color:var(--berry);background:var(--berry-soft)}
        .btn:focus-visible,nav a:focus-visible,button:focus-visible{outline:3px solid rgba(86,205,182,.65);outline-offset:3px}
        .interface{background:#fff;border-radius:24px;padding:18px;color:var(--ink);box-shadow:0 25px 60px rgba(0,0,0,.22);transform:rotate(2deg)}
        .interface-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:3px 4px 15px}
        .interface-title{font-weight:800;font-size:15px}
        .status{font-size:11px;color:var(--mint-dark);background:#e4f8f3;padding:5px 9px;border-radius:20px;font-weight:700}
        .screen-tabs{display:flex;gap:8px;margin:16px 0}
        .screen-tabs span{font-size:11px;padding:7px 10px;border-radius:8px;background:var(--mist);color:var(--muted)}
        .screen-tabs span:first-child{background:var(--berry-soft);color:var(--berry-dark);font-weight:700}
        .game-panel{display:grid;grid-template-columns:1fr 1fr;gap:10px}
        .game-tile{height:105px;border-radius:13px;padding:13px;background:linear-gradient(135deg,#f5e2ee,#ead9f0);position:relative;overflow:hidden}
        .game-tile:nth-child(2){background:linear-gradient(135deg,#dff6f0,#c9e9ed)}
        .game-tile:nth-child(3){background:linear-gradient(135deg,#eee6f6,#e2d9ea)}
        .game-tile:nth-child(4){background:linear-gradient(135deg,#f7e9dc,#f0dce1)}
        .game-tile strong{font-size:13px;display:block}
        .game-tile small{color:var(--muted);font-size:10px}
        .tile-orb{position:absolute;width:48px;height:48px;border-radius:50%;right:12px;bottom:-11px;background:rgba(169,47,114,.25)}
        .section{padding:84px 0}
        .section-soft{background:var(--mist)}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:30px}
        .section-intro{color:var(--muted);max-width:620px;margin:0}
        .topic-row{display:flex;flex-wrap:wrap;gap:10px}
        .topic{border:1px solid var(--line);background:#fff;border-radius:30px;padding:10px 17px;color:var(--muted);font-size:14px;transition:var(--ease)}
        .topic:hover,.topic.current{border-color:var(--berry);background:var(--berry-soft);color:var(--berry-dark)}
        .feature-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:22px}
        .feature-card{border:1px solid var(--line);border-radius:var(--radius);padding:31px;background:#fff;min-height:285px;position:relative;overflow:hidden;transition:var(--ease)}
        .feature-card:hover,.info-card:hover,.step:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
        .feature-card.dark{background:var(--charcoal);color:#fff;border-color:var(--charcoal);min-height:350px}
        .feature-card h3{font-size:24px;margin:0 0 12px}
        .feature-card p{color:var(--muted);max-width:500px}
        .feature-card.dark p{color:#cfc5d0}
        .feature-number{position:absolute;right:25px;bottom:3px;color:rgba(169,47,114,.16);font-size:100px;font-weight:900;line-height:1}
        .feature-card.dark .feature-number{color:rgba(86,205,182,.16)}
        .check-list{display:grid;gap:13px;margin:22px 0 0;padding:0;list-style:none}
        .check-list li{display:flex;gap:10px;color:#59515d}
        .dark .check-list li{color:#e3dbe4}
        .check-list li:before{content:"✓";display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#dff6f0;color:var(--mint-dark);font-weight:800;flex:none}
        .comparison{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
        .info-card{border:1px solid var(--line);border-radius:16px;background:#fff;padding:23px;transition:var(--ease)}
        .info-card h3{margin:0 0 8px;font-size:18px}
        .info-card p{color:var(--muted);font-size:14px;margin:0}
        .icon-box{width:42px;height:42px;border-radius:12px;background:var(--berry-soft);color:var(--berry-dark);display:grid;place-items:center;font-weight:900;margin-bottom:18px}
        .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:steps}
        .step{background:#fff;border:1px solid var(--line);border-radius:16px;padding:25px;transition:var(--ease);position:relative}
        .step:before{counter-increment:steps;content:"0" counter(steps);font-size:12px;color:var(--berry);font-weight:900;letter-spacing:1px}
        .step h3{font-size:18px;margin:13px 0 7px}
        .step p{color:var(--muted);font-size:14px;margin:0}
        .download-panel{background:var(--charcoal);border-radius:24px;padding:37px 42px;color:#fff;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;overflow:hidden;position:relative}
        .download-panel:after{content:"PG";position:absolute;right:30px;bottom:-35px;font-size:170px;font-weight:900;color:rgba(255,255,255,.035)}
        .download-panel p{color:#d8ced8;max-width:650px;margin:8px 0 17px}
        .meta-row{display:flex;gap:9px;flex-wrap:wrap;position:relative;z-index:1}
        .badge{display:inline-flex;padding:5px 10px;background:#fff;border-radius:7px;color:var(--berry-dark);font-size:12px;border:1px solid #ecd3e1}
        .badge.mint{background:#dff6f0;color:var(--mint-dark);border-color:#b9e9de}
        .faq-list{max-width:900px;margin:0 auto;display:grid;gap:10px}
        .faq-list details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 21px;transition:var(--ease)}
        .faq-list details[open]{border-color:#dba6c2;box-shadow:0 8px 22px rgba(82,37,71,.06)}
        .faq-list summary{padding:18px 28px 18px 0;cursor:pointer;font-weight:700;position:relative;list-style:none}
        .faq-list summary::-webkit-details-marker{display:none}
        .faq-list summary:after{content:"+";position:absolute;right:2px;color:var(--berry);font-size:22px;top:14px}
        .faq-list details[open] summary:after{content:"−"}
        .faq-list details p{color:var(--muted);font-size:14px;padding:0 0 17px;margin:0}
        .cta{background:var(--berry-soft);padding:63px 0}
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}
        .cta h2{margin-bottom:8px}
        .cta p{color:var(--muted);margin:0}
        footer{background:var(--charcoal);color:#fff;padding:48px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:45px}
        .brand{color:#fff}
        .brand strong{font-size:17px;display:block;line-height:1.25}
        .brand small{display:block;color:#b9f1e5;font-size:11px;margin-top:4px}
        .footer-desc{color:#cfc5d0;font-size:14px;max-width:390px;margin-top:18px}
        footer h3{font-size:14px;margin:4px 0 14px;color:#bff6e9}
        .footer-links{display:grid;gap:8px;color:#d8ced8;font-size:14px}
        .footer-links a:hover{color:var(--mint)}
        .copyright{border-top:1px solid rgba(255,255,255,.13);margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#a99faa;font-size:12px}
        @media(max-width:1024px){.nav-wrap{gap:12px}.logo{min-width:210px}nav a{padding:8px 8px;font-size:13px}.hero-grid{gap:35px}.feature-grid{grid-template-columns:1fr}.download-panel{grid-template-columns:1fr}}
        @media(max-width:768px){.nav-wrap{height:68px}.logo{min-width:0;flex:1}.menu-toggle{display:block}nav{display:none;position:absolute;top:68px;left:20px;right:20px;flex-direction:column;align-items:stretch;background:#fff;padding:12px;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}nav.open{display:flex}nav a{padding:12px 14px}.hero{padding:58px 0}.hero-grid{grid-template-columns:1fr}.interface{max-width:470px;margin:0 auto;transform:none}.section{padding:65px 0}.comparison,.steps{grid-template-columns:1fr 1fr}.section-head,.cta-inner{display:block}.section-head .btn,.cta-inner .btn{margin-top:20px}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:5px}}
        @media(max-width:520px){.container{width:min(var(--container),calc(100% - 28px))}.logo-text{font-size:13px}.logo-text small{font-size:8px}.hero h1{font-size:37px;letter-spacing:-1px}.hero-copy{font-size:15px}.hero-actions .btn{width:100%}.comparison,.steps{grid-template-columns:1fr}.download-panel{padding:28px 23px}.footer-grid{grid-template-columns:1fr}.copyright{margin-top:28px}.topic{font-size:13px;padding:8px 13px}}

/* roulang page: category3 */
:root{
            --berry:#a92f72;
            --berry-dark:#79204f;
            --berry-soft:#f7e8f1;
            --mint:#56cdb6;
            --mint-dark:#167d70;
            --ink:#26232c;
            --muted:#716b79;
            --paper:#fffdfd;
            --mist:#f5f1f6;
            --line:#e9e2ea;
            --charcoal:#29252f;
            --dark-2:#372d41;
            --radius:18px;
            --shadow:0 18px 50px rgba(66,38,65,.10);
            --container:1180px;
            --ease:.25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
        header{position:sticky;top:0;z-index:30;background:rgba(255,253,253,.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(233,226,234,.9)}
        .nav-wrap{height:76px;display:flex;align-items:center;gap:28px}
        .logo,.brand{display:flex;align-items:center;gap:11px}
        .logo{min-width:240px}
        .logo-mark,.brand-mark{width:37px;height:37px;border-radius:12px 12px 12px 4px;background:var(--berry);position:relative;display:grid;place-items:center;color:#fff;font-size:12px;font-weight:900}
        .logo-mark:after,.brand-mark:after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--mint);border-radius:50%;left:10px;top:9px}
        .logo-mark{font-size:0}
        .logo-text{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.3px}
        .logo-text small{display:block;color:var(--berry);font-size:10px;letter-spacing:1.3px;margin-top:3px}
        nav{display:flex;align-items:center;gap:5px;flex:1}
        nav a{padding:9px 13px;border-radius:10px;color:#5f5965;font-size:14px;transition:var(--ease)}
        nav a:hover,nav a.active{background:var(--berry-soft);color:var(--berry-dark)}
        .nav-download{background:var(--berry)!important;color:#fff!important;padding:11px 18px!important;font-weight:700;box-shadow:0 7px 18px rgba(169,47,114,.22)}
        .nav-download:hover{background:var(--berry-dark)!important;transform:translateY(-2px)}
        .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--berry)}
        .hero{background:var(--charcoal);color:#fff;padding:70px 0 64px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;width:500px;height:500px;border-radius:50%;background:rgba(169,47,114,.25);filter:blur(4px);right:-100px;top:-240px}
        .hero:after{content:"";position:absolute;width:280px;height:280px;border-radius:50%;border:1px solid rgba(86,205,182,.3);right:20%;bottom:-190px}
        .hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:72px;align-items:center;position:relative;z-index:1}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#bff6e9;font-size:13px;font-weight:700;letter-spacing:1px;margin-bottom:18px}
        .eyebrow:before{content:"";width:25px;height:2px;background:var(--mint)}
        h1,h2,h3{line-height:1.25;margin-top:0}
        h1{font-size:clamp(36px,5vw,64px);letter-spacing:-2px;margin-bottom:20px}
        .hero-copy{color:#d8ced8;max-width:620px;font-size:17px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:12px 21px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease)}
        .btn-primary{background:var(--berry);color:#fff;box-shadow:0 9px 25px rgba(169,47,114,.28)}
        .btn-primary:hover{background:#c33d84;color:#fff;transform:translateY(-2px)}
        .btn-light{background:#fff;color:var(--berry-dark)}
        .btn-light:hover{background:var(--mint);color:#173d39;transform:translateY(-2px)}
        .btn-outline{border-color:var(--line);color:var(--berry-dark);background:#fff}
        .btn-outline:hover{border-color:var(--berry);background:var(--berry-soft)}
        .btn:focus-visible,nav a:focus-visible,button:focus-visible{outline:3px solid rgba(86,205,182,.7);outline-offset:3px}
        .interface{background:#f8f4f8;border-radius:24px;padding:18px;box-shadow:0 24px 65px rgba(0,0,0,.28);transform:rotate(2deg)}
        .interface-top{height:28px;display:flex;align-items:center;justify-content:space-between;color:#766c79;font-size:11px}
        .dots{display:flex;gap:5px}.dots i{width:6px;height:6px;border-radius:50%;background:var(--berry)}
        .app-window{background:#fff;border-radius:16px;padding:22px;color:var(--ink)}
        .app-window h2{font-size:22px;margin-bottom:5px}
        .app-window p{color:var(--muted);font-size:13px;margin:0 0 20px}
        .app-tabs{display:flex;gap:8px;margin-bottom:18px}.app-tabs span{padding:6px 10px;border-radius:8px;background:var(--berry-soft);color:var(--berry-dark);font-size:11px}.app-tabs span:last-child{background:#e0f7f2;color:var(--mint-dark)}
        .app-lines{display:grid;gap:10px}.app-line{display:flex;justify-content:space-between;align-items:center;padding:13px;border:1px solid var(--line);border-radius:11px;font-size:13px}.status{color:var(--mint-dark);font-size:11px;font-weight:700}
        .section{padding:82px 0}.section-soft{background:var(--mist)}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:30px}
        .section-head h2{font-size:32px;margin-bottom:8px}.section-intro{color:var(--muted);max-width:620px;margin:0}
        .topic-row{display:flex;flex-wrap:wrap;gap:10px}
        .topic{border:1px solid var(--line);background:#fff;padding:10px 15px;border-radius:30px;color:var(--berry-dark);font-size:14px;transition:var(--ease)}
        .topic:hover{background:var(--berry);color:#fff;border-color:var(--berry);transform:translateY(-2px)}
        .split{display:grid;grid-template-columns:1fr 1fr;gap:22px}
        .feature-card,.info-card{border:1px solid var(--line);border-radius:var(--radius);padding:30px;background:#fff;transition:var(--ease)}
        .feature-card:hover,.info-card:hover,.update-row:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
        .feature-card.dark{background:var(--charcoal);color:#fff;border-color:var(--charcoal)}
        .feature-card h3{font-size:24px;margin-bottom:12px}.feature-card p,.info-card p{color:var(--muted)}
        .feature-card.dark p{color:#d0c5d2}
        .icon-box{width:46px;height:46px;border-radius:13px;background:var(--berry-soft);color:var(--berry-dark);display:grid;place-items:center;font-weight:900;margin-bottom:22px}
        .dark .icon-box{background:rgba(86,205,182,.16);color:#9af0df}
        .check-list{display:grid;gap:13px;margin:23px 0 0;padding:0;list-style:none}.check-list li{display:flex;gap:10px;color:#59515d}.dark .check-list li{color:#ddd2df}.check-list li:before{content:"✓";display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#dff6f0;color:var(--mint-dark);font-weight:800;flex:none}
        .badge{display:inline-flex;padding:5px 10px;background:#fff;border-radius:7px;color:var(--berry-dark);font-size:12px;border:1px solid #ecd3e1}
        .update-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:28px;align-items:start}
        .update-note{background:var(--berry);color:#fff;border-radius:var(--radius);padding:30px;position:sticky;top:105px}.update-note p{color:#f3dce9}.update-note .badge{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25);color:#fff}
        .update-list{display:grid;gap:12px}.update-row{display:grid;grid-template-columns:95px 1fr auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;transition:var(--ease)}.update-date{color:var(--berry);font-size:13px;font-weight:800}.update-row h3{font-size:16px;margin:0 0 4px}.update-row p{font-size:13px;color:var(--muted);margin:0}
        .device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.device{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px}.device strong{display:block;font-size:18px;margin-bottom:6px}.device span{color:var(--muted);font-size:13px}
        .faq-list{max-width:860px;margin:0 auto;display:grid;gap:10px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:13px;padding:18px 21px}.faq-list summary{cursor:pointer;font-weight:700;color:var(--berry-dark);list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";float:right;font-size:22px;color:var(--mint-dark)}.faq-list details[open] summary:after{content:"−"}.faq-list p{color:var(--muted);margin:13px 28px 0 0}
        .cta{background:var(--dark-2);color:#fff;padding:58px 0}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}.cta h2{font-size:31px;margin-bottom:8px}.cta p{color:#d8cdda;margin:0}
        footer{background:#211d26;color:#fff;padding:52px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px}.brand strong{font-size:16px;display:block;line-height:1.25}.brand small{display:block;color:#c779a5;font-size:10px;margin-top:4px}.footer-desc{color:#bcb2bf;max-width:390px;margin:18px 0 0;font-size:14px}.footer-grid h3{font-size:15px;margin:3px 0 15px}.footer-links{display:grid;gap:9px;color:#bcb2bf;font-size:14px}.footer-links a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#978d9b;font-size:12px}
        @media(max-width:1024px){.logo{min-width:205px}.nav-wrap{gap:12px}nav a{padding:8px 8px;font-size:13px}.hero-grid{gap:38px}.update-layout{grid-template-columns:1fr}.update-note{position:static}}
        @media(max-width:768px){.container{width:min(var(--container),calc(100% - 28px))}.nav-wrap{height:68px}.logo{min-width:0;flex:1}.menu-toggle{display:block}nav{display:none;position:absolute;left:14px;right:14px;top:76px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}nav.open{display:flex}nav a{padding:12px 14px}.hero{padding:55px 0}.hero-grid,.split{grid-template-columns:1fr}.interface{max-width:520px;margin:0 auto}.section{padding:62px 0}.section-head{display:block}.section-head h2{font-size:27px}.section-intro{margin-top:8px}.device-grid{grid-template-columns:1fr}.cta-inner{display:block}.cta .hero-actions{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:5px}}
        @media(max-width:520px){h1{font-size:38px;letter-spacing:-1px}.hero-copy{font-size:15px}.hero-actions .btn{width:100%}.topic-row{gap:8px}.topic{font-size:13px;padding:8px 12px}.feature-card,.info-card{padding:23px}.update-row{grid-template-columns:1fr;gap:5px}.update-row .btn{justify-self:start;margin-top:8px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}}

/* roulang page: category4 */
:root{
            --berry:#a92f72;
            --berry-dark:#79204f;
            --berry-soft:#f7e8f1;
            --mint:#56cdb6;
            --mint-dark:#167d70;
            --ink:#26232c;
            --muted:#716b79;
            --paper:#fffdfd;
            --mist:#f5f1f6;
            --line:#e9e2ea;
            --charcoal:#29252f;
            --dark-2:#3a2b43;
            --radius:18px;
            --shadow:0 18px 50px rgba(66,38,65,.10);
            --container:1180px;
            --ease:.25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
        .notice{background:var(--charcoal);color:#eee6ef;font-size:13px}
        .notice-inner{min-height:36px;display:flex;align-items:center;justify-content:center;gap:12px;position:relative}
        .notice strong{color:#bff6e9}
        .notice-close{position:absolute;right:0;border:0;background:transparent;color:#cfc4d2;font-size:20px;line-height:1}
        header{position:sticky;top:0;z-index:20;background:rgba(255,253,253,.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(233,226,234,.85)}
        .nav-wrap{height:76px;display:flex;align-items:center;gap:28px}
        .logo,.brand{display:flex;align-items:center;gap:11px}
        .logo{min-width:240px}
        .logo-mark,.brand-mark{width:37px;height:37px;border-radius:12px 12px 12px 4px;background:var(--berry);position:relative;display:grid;place-items:center;color:#fff;font-size:12px;font-weight:900}
        .logo-mark:after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--mint);border-radius:50%;left:10px;top:9px}
        .logo-text,.brand strong{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.3px}
        .logo-text small,.brand small{display:block;color:var(--berry);font-size:10px;letter-spacing:1.1px;margin-top:3px}
        nav{display:flex;align-items:center;gap:5px;flex:1}
        nav a{padding:9px 13px;border-radius:10px;color:#5f5965;font-size:14px;transition:var(--ease)}
        nav a:hover,nav a.active{background:var(--berry-soft);color:var(--berry-dark)}
        nav a.nav-download{background:var(--berry);color:#fff;padding:11px 18px;font-weight:700;box-shadow:0 7px 18px rgba(169,47,114,.22)}
        nav a.nav-download:hover{background:var(--berry-dark);transform:translateY(-2px)}
        .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--berry)}
        .hero{background:var(--charcoal);color:#fff;padding:76px 0 72px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:rgba(169,47,114,.28);filter:blur(5px);right:-150px;top:-240px}
        .hero:after{content:"";position:absolute;width:330px;height:330px;border:1px solid rgba(86,205,182,.27);border-radius:50%;right:22%;bottom:-240px}
        .hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;position:relative;z-index:1}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#bff6e9;font-size:13px;font-weight:700;letter-spacing:.8px;margin-bottom:18px}
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--mint)}
        h1{font-size:clamp(34px,4vw,58px);line-height:1.16;letter-spacing:-1.5px;margin:0 0 20px;font-weight:900}
        h2{font-size:clamp(26px,3vw,38px);line-height:1.25;margin:0 0 12px;letter-spacing:-.8px}
        h3{line-height:1.35}
        .hero-copy{color:#d8ced8;max-width:590px;font-size:17px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:12px 21px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease)}
        .btn-primary{background:var(--berry);color:#fff;box-shadow:0 9px 25px rgba(169,47,114,.28)}
        .btn-primary:hover{background:#c33d84;color:#fff;transform:translateY(-2px)}
        .btn-light{background:#fff;color:var(--berry-dark)}
        .btn-light:hover{background:var(--mint);color:#173d39;transform:translateY(-2px)}
        .btn-outline{border-color:var(--line);color:var(--berry-dark);background:#fff}
        .btn-outline:hover{border-color:var(--berry);background:var(--berry-soft)}
        .btn:focus-visible,nav a:focus-visible,button:focus-visible{outline:3px solid rgba(86,205,182,.65);outline-offset:3px}
        .download-console{background:#fff;color:var(--ink);border-radius:22px;padding:28px;box-shadow:0 22px 55px rgba(0,0,0,.2);transform:rotate(1deg)}
        .console-top{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:20px}
        .console-title{font-weight:800;font-size:18px}
        .status{display:inline-flex;align-items:center;gap:6px;color:var(--mint-dark);font-size:12px;font-weight:700}
        .status:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--mint)}
        .app-preview{display:grid;grid-template-columns:96px 1fr;gap:18px;align-items:center}
        .app-icon{height:96px;border-radius:23px;background:linear-gradient(145deg,#c33d84,#79204f);display:grid;place-items:center;color:#fff;font-size:27px;font-weight:900;box-shadow:inset 0 0 0 5px rgba(255,255,255,.12)}
        .app-preview h3{font-size:20px;margin:0 0 5px}
        .app-preview p{color:var(--muted);font-size:13px;margin:0}
        .meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
        .badge{display:inline-flex;padding:5px 10px;background:#fff;border-radius:7px;color:var(--berry-dark);font-size:12px;border:1px solid #ecd3e1}
        .console-note{background:var(--berry-soft);border-radius:12px;padding:12px 14px;color:var(--berry-dark);font-size:13px;margin-top:20px}
        .section{padding:86px 0}
        .section-soft{background:var(--mist)}
        .section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:32px}
        .section-intro{color:var(--muted);max-width:610px;margin:0}
        .kicker{color:var(--berry);font-size:13px;font-weight:800;letter-spacing:1px;margin-bottom:8px}
        .topic-row{display:flex;flex-wrap:wrap;gap:10px}
        .topic{padding:11px 16px;border:1px solid var(--line);border-radius:30px;background:#fff;color:var(--berry-dark);font-size:14px;transition:var(--ease)}
        .topic:hover{border-color:var(--berry);background:var(--berry-soft);transform:translateY(-2px)}
        .benefit-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
        .benefit-card{border:1px solid var(--line);border-radius:var(--radius);padding:30px;background:#fff;min-height:230px;transition:var(--ease)}
        .benefit-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
        .benefit-card.dark{background:var(--charcoal);color:#fff;border-color:var(--charcoal);min-height:300px}
        .benefit-card h3{font-size:23px;margin:0 0 12px}
        .benefit-card p{color:var(--muted);max-width:500px}
        .benefit-card.dark p{color:#d2c7d3}
        .icon-chip{width:42px;height:42px;border-radius:13px;background:var(--berry-soft);color:var(--berry);display:grid;place-items:center;font-weight:900;margin-bottom:23px}
        .dark .icon-chip{background:rgba(86,205,182,.16);color:#9bf0df}
        .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
        .step{background:#fff;border:1px solid var(--line);border-radius:16px;padding:25px;position:relative}
        .step-no{font-size:42px;font-weight:900;color:var(--berry-soft);line-height:1;margin-bottom:20px}
        .step h3{font-size:18px;margin:0 0 8px}
        .step p{font-size:14px;color:var(--muted);margin:0}
        .device-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:40px;align-items:center}
        .device-art{background:var(--dark-2);border-radius:25px;padding:28px;min-height:330px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
        .device-art:before{content:"";position:absolute;width:210px;height:210px;border:1px solid rgba(86,205,182,.35);border-radius:50%}
        .device-screen{width:190px;height:270px;background:#fdfafd;border:8px solid #17141c;border-radius:25px;position:relative;padding:22px 14px;box-shadow:0 20px 35px rgba(0,0,0,.3);z-index:1}
        .device-screen:before{content:"";display:block;height:8px;width:45px;border-radius:10px;background:#ddd3dd;margin:-12px auto 20px}
        .screen-line{height:10px;border-radius:5px;background:var(--berry-soft);margin:12px 0}
        .screen-line.short{width:62%}
        .screen-box{height:74px;border-radius:12px;background:linear-gradient(135deg,var(--berry),#d984ad);margin-top:18px}
        .device-copy h2{margin-bottom:16px}
        .device-copy p{color:var(--muted)}
        .check-list{display:grid;gap:13px;margin:22px 0 0;padding:0;list-style:none}
        .check-list li{display:flex;gap:10px;color:#59515d}
        .check-list li:before{content:"✓";display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#dff6f0;color:var(--mint-dark);font-weight:800;flex:none}
        .version-strip{display:flex;flex-wrap:wrap;gap:25px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}
        .version-strip strong{display:block;color:var(--berry-dark);font-size:18px}
        .version-strip span{display:block;color:var(--muted);font-size:12px}
        .faq-list{max-width:850px;margin:0 auto;display:grid;gap:10px}
        details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 20px;transition:var(--ease)}
        details[open]{border-color:#d99abc;box-shadow:0 8px 24px rgba(82,37,71,.06)}
        summary{cursor:pointer;list-style:none;padding:18px 28px 18px 0;font-weight:700;position:relative}
        summary::-webkit-details-marker{display:none}
        summary:after{content:"+";position:absolute;right:0;color:var(--berry);font-size:22px;font-weight:400}
        details[open] summary:after{content:"−"}
        details p{color:var(--muted);font-size:14px;padding:0 0 18px;margin:0}
        .cta{background:var(--berry-soft);padding:58px 0}
        .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
        .cta h2{margin-bottom:7px}
        .cta p{color:var(--muted);margin:0}
        footer{background:var(--charcoal);color:#fff;padding:55px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px}
        .brand strong{display:block}
        .footer-desc{color:#c9bdcc;max-width:390px;margin:18px 0 0;font-size:14px}
        footer h3{font-size:15px;margin:0 0 15px;color:#fff}
        .footer-links{display:grid;gap:8px}
        .footer-links a{color:#c9bdcc;font-size:14px;transition:var(--ease)}
        .footer-links a:hover{color:#9bf0df;padding-left:4px}
        .copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:18px;color:#a99cab;font-size:12px}
        @media(max-width:1024px){
            .logo{min-width:190px}.nav-wrap{gap:12px}nav a{padding:8px 9px;font-size:13px}
            .hero-grid{gap:35px}.benefit-grid,.device-layout{gap:18px}
        }
        @media(max-width:768px){
            .container{width:min(var(--container),calc(100% - 30px))}
            .notice-inner{padding-right:25px;text-align:center}
            .nav-wrap{height:68px}.menu-toggle{display:block;margin-left:auto}
            nav{display:none;position:absolute;left:15px;right:15px;top:76px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
            nav.open{display:flex}nav a{padding:12px 14px}.logo{min-width:0}.logo-text{font-size:14px}
            .hero{padding:58px 0}.hero-grid,.benefit-grid,.device-layout{grid-template-columns:1fr}
            .download-console{transform:none}.section{padding:62px 0}.section-head{display:block}
            .section-intro{margin-top:10px}.steps{grid-template-columns:1fr}
            .device-art{min-height:300px}.cta-inner{display:block}.cta .btn{margin-top:22px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}
            .copyright{display:block}.copyright span{display:block;margin-top:5px}
        }
        @media(max-width:520px){
            h1{font-size:35px}.hero-copy{font-size:15px}.hero-actions .btn{width:100%}
            .download-console{padding:20px}.app-preview{grid-template-columns:72px 1fr}.app-icon{height:72px;border-radius:18px;font-size:21px}
            .app-preview h3{font-size:17px}.section-head{margin-bottom:24px}
            .benefit-card{padding:23px}.footer-grid{grid-template-columns:1fr}
        }

/* roulang page: category5 */
:root{
            --berry:#a92f72;
            --berry-dark:#79204f;
            --berry-soft:#f7e8f1;
            --mint:#56cdb6;
            --mint-dark:#167d70;
            --ink:#26232c;
            --muted:#716b79;
            --paper:#fffdfd;
            --mist:#f5f1f6;
            --line:#e9e2ea;
            --charcoal:#29252f;
            --dark:#211d2b;
            --dark-2:#30243b;
            --radius:18px;
            --shadow:0 18px 50px rgba(66,38,65,.10);
            --container:1180px;
            --ease:.25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        h1,h2,h3,p{margin-top:0}
        h1,h2,h3{letter-spacing:-.035em}
        .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
        header{position:sticky;top:0;z-index:30;background:rgba(255,253,253,.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(233,226,234,.9)}
        .nav-wrap{height:76px;display:flex;align-items:center;gap:25px}
        .logo,.brand{display:flex;align-items:center;gap:11px}
        .logo{min-width:240px}
        .logo-mark,.brand-mark{width:37px;height:37px;border-radius:12px 12px 12px 4px;background:var(--berry);position:relative;display:grid;place-items:center;color:white;font-size:12px;font-weight:900}
        .logo-mark:after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--mint);border-radius:50%;left:10px;top:9px}
        .logo-text{font-size:15px;font-weight:800;line-height:1.25}
        .logo-text small{display:block;color:var(--berry);font-size:10px;letter-spacing:1.1px;margin-top:3px}
        .nav-links{display:flex;align-items:center;gap:5px;flex:1}
        .nav-links a{padding:9px 12px;border-radius:10px;color:#5f5965;font-size:14px;transition:var(--ease)}
        .nav-links a:hover,.nav-links a.active{background:var(--berry-soft);color:var(--berry-dark)}
        .nav-links a.nav-download{background:var(--berry);color:#fff;padding:11px 17px;font-weight:700;box-shadow:0 7px 18px rgba(169,47,114,.22)}
        .nav-links a.nav-download:hover{background:var(--berry-dark);transform:translateY(-2px)}
        .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--berry)}
        .hero{background:var(--charcoal);color:#fff;padding:72px 0 70px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;width:460px;height:460px;border-radius:50%;right:-130px;top:-240px;background:rgba(169,47,114,.3)}
        .hero:after{content:"";position:absolute;width:280px;height:280px;border:1px solid rgba(86,205,182,.3);border-radius:50%;right:22%;bottom:-210px}
        .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#bff6e9;font-size:13px;font-weight:700;letter-spacing:.7px;margin-bottom:17px}
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--mint)}
        h1{font-size:clamp(34px,5vw,60px);line-height:1.15;margin-bottom:22px;max-width:700px}
        .hero p{color:#d8ced8;font-size:17px;max-width:650px;margin-bottom:0}
        .hero-art{min-height:280px;display:flex;align-items:center;justify-content:center}
        .news-board{width:min(100%,410px);background:#fff;color:var(--ink);border-radius:22px;padding:22px;box-shadow:0 24px 60px rgba(0,0,0,.22);transform:rotate(2deg)}
        .board-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:16px}
        .board-label{font-size:13px;color:var(--berry);font-weight:800}
        .board-dot{width:9px;height:9px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 5px #e0f7f1}
        .board-row{display:flex;gap:13px;padding:13px 0;border-bottom:1px solid #f0eaf0}
        .board-row:last-child{border:0}
        .board-date{font:700 12px/1.3 monospace;color:var(--berry)}
        .board-row strong{display:block;font-size:14px;line-height:1.45}
        .board-row span{display:block;color:var(--muted);font-size:12px;margin-top:3px}
        .section{padding:82px 0}
        .section-soft{background:var(--mist)}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
        .section-kicker{color:var(--berry);font-weight:800;font-size:13px;letter-spacing:.08em;margin-bottom:8px}
        h2{font-size:clamp(27px,3.5vw,40px);line-height:1.25;margin-bottom:10px}
        .section-intro{color:var(--muted);max-width:650px;margin-bottom:0}
        .topic-row{display:flex;flex-wrap:wrap;gap:10px}
        .topic{display:inline-flex;align-items:center;padding:9px 15px;border:1px solid #e4c7d7;border-radius:999px;background:#fff;color:var(--berry-dark);font-size:14px;transition:var(--ease)}
        .topic:hover,.topic.active{background:var(--berry);border-color:var(--berry);color:#fff;transform:translateY(-2px)}
        .filter-bar{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:15px;margin-bottom:22px}
        .filter-label{font-weight:800;font-size:14px}
        .filter-actions{display:flex;gap:8px;flex-wrap:wrap}
        .filter-btn{border:1px solid var(--line);background:var(--paper);border-radius:9px;padding:7px 13px;color:var(--muted);font-size:13px;transition:var(--ease)}
        .filter-btn:hover,.filter-btn.active{color:var(--berry-dark);border-color:#d79abd;background:var(--berry-soft)}
        .news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:22px;align-items:start}
        .featured-news{background:var(--charcoal);color:#fff;border-radius:var(--radius);padding:32px;min-height:310px;position:relative;overflow:hidden}
        .featured-news:after{content:"资讯";position:absolute;right:-8px;bottom:-45px;color:rgba(86,205,182,.12);font-size:125px;font-weight:900;line-height:1}
        .featured-news .badge{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.18);color:#bff6e9}
        .featured-news h3{font-size:28px;line-height:1.35;max-width:580px;margin:25px 0 13px;position:relative;z-index:1}
        .featured-news p{color:#d2c8d3;max-width:570px;position:relative;z-index:1}
        .meta{font-size:12px;color:var(--muted)}
        .featured-news .meta{color:#c9bdca}
        .text-link{display:inline-flex;align-items:center;gap:8px;color:var(--berry);font-weight:800;font-size:14px}
        .featured-news .text-link{color:var(--mint)}
        .text-link:hover{gap:12px;color:var(--berry-dark)}
        .featured-news .text-link:hover{color:#bff6e9}
        .side-note{border:1px solid var(--line);border-radius:var(--radius);padding:27px;background:#fff}
        .side-note h3{font-size:21px;margin-bottom:10px}
        .side-note p{color:var(--muted);font-size:14px}
        .side-note ul{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:13px}
        .side-note li{display:flex;gap:10px;font-size:14px}
        .side-note li:before{content:"";width:8px;height:8px;background:var(--mint);border-radius:50%;margin-top:9px;flex:none}
        .news-list{display:grid;gap:13px;margin-top:22px}
        .news-item{display:grid;grid-template-columns:95px 1fr auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:19px 21px;transition:var(--ease)}
        .news-item:hover{border-color:#d69ab9;box-shadow:0 10px 25px rgba(82,37,71,.07);transform:translateY(-2px)}
        .news-date{color:var(--berry);font:700 13px/1.3 monospace}
        .news-item h3{font-size:17px;margin:0 0 4px;line-height:1.45}
        .news-item p{font-size:13px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
        .news-arrow{font-size:21px;color:var(--berry);transition:var(--ease)}
        .news-item:hover .news-arrow{transform:translateX(4px)}
        .empty-state{display:none}
        .info-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
        .info-cell{background:#fff;padding:25px 27px}
        .info-cell strong{display:block;font-size:27px;color:var(--berry);line-height:1.2;margin-bottom:5px}
        .info-cell span{color:var(--muted);font-size:14px}
        .faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px;align-items:start}
        .faq-intro p{color:var(--muted)}
        .faq-list{display:grid;gap:10px}
        details{background:#fff;border:1px solid var(--line);border-radius:13px;padding:0 19px;transition:var(--ease)}
        details[open]{border-color:#dca8c3;box-shadow:0 8px 22px rgba(82,37,71,.05)}
        summary{cursor:pointer;list-style:none;padding:17px 2px;font-weight:800;display:flex;justify-content:space-between;gap:20px}
        summary::-webkit-details-marker{display:none}
        summary:after{content:"+";color:var(--berry);font-size:22px;line-height:1}
        details[open] summary:after{content:"−"}
        details p{color:var(--muted);font-size:14px;padding:0 2px 17px;margin:0}
        .cta{background:var(--berry-soft);padding:65px 0}
        .cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}
        .cta h2{margin-bottom:8px}
        .cta p{color:var(--muted);margin:0;max-width:650px}
        .cta-actions{display:flex;gap:11px;flex-wrap:wrap;flex:none}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:12px 21px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease)}
        .btn-primary{background:var(--berry);color:#fff;box-shadow:0 9px 25px rgba(169,47,114,.23)}
        .btn-primary:hover{background:#c33d84;color:#fff;transform:translateY(-2px)}
        .btn-outline{border-color:#d8bfd0;background:#fff;color:var(--berry-dark)}
        .btn-outline:hover{border-color:var(--berry);background:#fff;color:var(--berry)}
        .btn:focus-visible,.nav-links a:focus-visible,.filter-btn:focus-visible,summary:focus-visible{outline:3px solid rgba(86,205,182,.65);outline-offset:3px}
        footer{background:var(--charcoal);color:#fff;padding:52px 0 20px}
        .footer-grid{display:grid;grid-template-columns:1.5fr .7fr .7fr;gap:55px}
        .brand{color:#fff}
        .brand-mark{background:var(--berry)}
        .brand strong{display:block;font-size:16px;line-height:1.25}
        .brand small{display:block;color:#bcaebd;font-size:11px;margin-top:3px}
        .footer-desc{color:#c6bbc7;max-width:400px;font-size:14px;margin:18px 0 0}
        footer h3{font-size:14px;margin:4px 0 15px;color:#fff}
        .footer-links{display:grid;gap:8px}
        .footer-links a{color:#c6bbc7;font-size:14px;transition:var(--ease)}
        .footer-links a:hover{color:var(--mint);padding-left:3px}
        .copyright{display:flex;justify-content:space-between;gap:15px;border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:18px;color:#a99daa;font-size:12px}
        @media(max-width:1024px){
            .nav-wrap{gap:12px}.logo{min-width:205px}.nav-links a{padding:8px 8px;font-size:13px}
            .hero-inner{gap:35px}.news-layout{grid-template-columns:1fr}.side-note{display:none}
        }
        @media(max-width:768px){
            .container{width:min(var(--container),calc(100% - 30px))}
            .nav-wrap{height:68px}.logo{min-width:0;flex:1}.logo-text{font-size:14px}.logo-text small{font-size:9px}
            .menu-toggle{display:block}.nav-links{display:none;position:absolute;left:15px;right:15px;top:75px;background:#fff;padding:10px;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
            .nav-links.open{display:flex}.nav-links a{padding:11px 13px}
            .hero{padding:58px 0}.hero-inner{grid-template-columns:1fr;gap:35px}.hero-art{min-height:220px}.news-board{transform:none}
            .section{padding:62px 0}.section-head,.cta-box{display:block}.section-head .topic-row{margin-top:20px}
            .info-strip{grid-template-columns:1fr}.info-cell{padding:19px 22px}
            .faq-grid{grid-template-columns:1fr;gap:28px}.cta-actions{margin-top:25px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}
            .copyright{display:block}.copyright span{display:block;margin-top:5px}
        }
        @media(max-width:520px){
            h1{font-size:35px}.hero p{font-size:15px}.featured-news{padding:24px;min-height:290px}.featured-news h3{font-size:23px}
            .filter-bar{align-items:flex-start}.filter-actions{width:100%}.news-item{grid-template-columns:1fr auto;gap:8px 15px;padding:17px}
            .news-date{grid-column:1/-1}.news-item p{font-size:12px}.news-arrow{grid-column:2;grid-row:2}
            .footer-grid{grid-template-columns:1fr}
            .footer-grid>div:first-child{grid-column:auto}
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}