/* roulang page: index */
:root{
      --ink:#061522;
      --nav:#081d30;
      --panel:rgba(18,52,81,.72);
      --panel-strong:rgba(13,39,63,.92);
      --line:rgba(166,213,234,.17);
      --line-bright:rgba(182,228,54,.42);
      --text:#f1f8fb;
      --muted:#a8becd;
      --lime:#b6e436;
      --mint:#61e1c1;
      --orange:#ff9a4c;
      --radius:20px;
      --shadow:0 20px 60px rgba(0,4,12,.3);
      --ease:200ms ease-out;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0; color:var(--text); background:
      radial-gradient(circle at 82% 4%,rgba(41,111,142,.22),transparent 27%),
      radial-gradient(circle at 13% 33%,rgba(18,100,108,.16),transparent 24%),
      linear-gradient(145deg,#061522 0%,#081e34 48%,#06121e 100%);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      font-size:16px; line-height:1.75; overflow-x:hidden;
    }
    body:before{
      content:""; position:fixed; inset:0; pointer-events:none; opacity:.28;
      background-image:linear-gradient(rgba(158,204,224,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(158,204,224,.055) 1px,transparent 1px);
      background-size:48px 48px; mask-image:linear-gradient(to bottom,#000,transparent 74%);
    }
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    .container{max-width:1240px}
    .topbar{height:36px;background:rgba(2,12,21,.76);border-bottom:1px solid rgba(182,228,54,.12);font-size:12px;color:var(--muted)}
    .topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between}
    .top-status{display:flex;align-items:center;gap:10px;white-space:nowrap}
    .status-dot{width:7px;height:7px;background:var(--lime);box-shadow:0 0 12px var(--lime);border-radius:50%}
    .top-link{color:var(--mint);transition:var(--ease)}
    .top-link:hover{color:var(--lime)}
    .site-nav{background:rgba(7,26,43,.74);border-bottom:1px solid var(--line);backdrop-filter:blur(16px);position:sticky;top:0;z-index:1030}
    .navbar{min-height:78px}
    .navbar-brand{font-size:18px;font-weight:800;letter-spacing:.02em;display:flex;align-items:center;gap:10px}
    .brand-mark{width:33px;height:33px;border:1px solid var(--line-bright);border-radius:10px;display:grid;place-items:center;color:var(--lime);font-size:13px;box-shadow:inset 0 0 15px rgba(182,228,54,.13)}
    .navbar-toggler{border:1px solid var(--line);color:var(--text);padding:8px 10px}
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(97,225,193,.2)}
    .navbar-toggler-icon{filter:invert(1)}
    .navbar-nav{gap:8px}
    .nav-link{color:var(--muted)!important;padding:8px 13px!important;border-radius:10px;font-size:14px;transition:var(--ease)}
    .nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(182,228,54,.09)}
    .nav-link.active:after{content:"";display:block;width:17px;height:2px;background:var(--lime);margin:4px auto -5px;box-shadow:0 0 9px var(--lime)}
    .btn{border-radius:13px;border:none;font-weight:700;padding:11px 18px;transition:var(--ease)}
    .btn-main{background:linear-gradient(135deg,var(--lime),var(--mint));color:#09202c;box-shadow:0 8px 24px rgba(182,228,54,.18)}
    .btn-main:hover{color:#061522;transform:translateY(-2px);box-shadow:0 13px 30px rgba(182,228,54,.3)}
    .btn-glass{background:rgba(14,48,70,.66);color:var(--text);border:1px solid var(--line)}
    .btn-glass:hover{background:rgba(97,225,193,.12);color:var(--mint);border-color:rgba(97,225,193,.45);transform:translateY(-2px)}
    .btn:focus,.form-control:focus,.form-select:focus{box-shadow:0 0 0 3px rgba(97,225,193,.2)}
    main{position:relative}
    section{position:relative;padding:94px 0}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:rgba(7,27,44,.55);border-radius:999px;padding:5px 10px;font-size:12px;color:var(--mint);line-height:1.2}
    .eyebrow:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);box-shadow:0 0 9px var(--lime)}
    h1,h2,h3{font-weight:800;letter-spacing:-.035em}
    h1{font-size:clamp(42px,5vw,62px);line-height:1.08;margin:18px 0 20px}
    h2{font-size:clamp(30px,3.5vw,42px);line-height:1.2;margin:14px 0}
    h3{font-size:20px;line-height:1.35}
    .section-copy{max-width:650px;color:var(--muted);margin:0 0 30px}
    .hero{padding:72px 0 58px;min-height:625px;display:flex;align-items:center}
    .hero:after{content:"";position:absolute;right:-10%;top:0;width:56%;height:100%;background:linear-gradient(120deg,transparent,rgba(97,225,193,.05));clip-path:polygon(35% 0,100% 0,100% 100%,0 100%);pointer-events:none}
    .hero-copy{position:relative;z-index:1;padding:24px 0}
    .hero-copy p{color:var(--muted);max-width:545px;margin-bottom:28px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-points{display:flex;gap:22px;margin-top:34px;flex-wrap:wrap}
    .hero-point strong{display:block;font-family:ui-monospace,monospace;font-size:23px;color:var(--lime)}
    .hero-point span{color:var(--muted);font-size:12px}
    .cover-board{height:500px;position:relative;transform:skewY(-2deg);border-radius:28px;overflow:hidden;background:linear-gradient(145deg,#123d5d,#0a2037 58%,#071522);border:1px solid rgba(133,213,220,.25);box-shadow:var(--shadow),inset 0 1px rgba(255,255,255,.14)}
    .cover-board:before{content:"";position:absolute;inset:-30%;background:radial-gradient(ellipse at 70% 28%,rgba(182,228,54,.46),transparent 16%),conic-gradient(from 200deg at 50% 50%,transparent,rgba(97,225,193,.12),transparent 35%);transform:rotate(18deg)}
    .cover-board:after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0 46px,rgba(216,250,255,.055) 47px 48px),linear-gradient(to bottom,transparent 70%,rgba(0,7,15,.7))}
    .cover-number{position:absolute;z-index:1;left:38px;top:31px;font-size:115px;font-weight:800;line-height:1;color:rgba(230,250,255,.12);font-family:ui-monospace,monospace}
    .cover-content{position:absolute;z-index:2;left:34px;right:34px;bottom:34px}
    .cover-content small{color:var(--lime);letter-spacing:.16em}
    .cover-content h2{font-size:30px;margin:8px 0}
    .cover-bars{display:flex;gap:7px;margin-top:20px}
    .cover-bars i{height:5px;background:var(--mint);display:block;border-radius:9px}
    .cover-bars i:nth-child(1){width:45%}.cover-bars i:nth-child(2){width:28%;background:var(--lime)}.cover-bars i:nth-child(3){width:16%;background:var(--orange)}
    .countdown-wrap,.glass-card{background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(14px)}
    .countdown-wrap{border-radius:24px;padding:24px 28px;display:flex;align-items:center;gap:28px}
    .countdown-title{min-width:215px}
    .countdown-title h2{font-size:25px;margin:7px 0 0}
    .count-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;flex:1}
    .count-unit{padding:14px 12px;background:rgba(3,17,30,.4);border:1px solid var(--line);border-radius:14px;text-align:center}
    .count-unit strong{font:800 29px/1 ui-monospace,monospace;color:var(--lime);display:block}
    .count-unit span{font-size:11px;color:var(--muted)}
    .panel-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:30px}
    .highlight-wall{display:grid;grid-template-columns:1.25fr .75fr .75fr;gap:18px}
    .highlight-card{min-height:210px;padding:25px;border-radius:var(--radius);position:relative;overflow:hidden}
    .highlight-card.large{grid-row:span 2;min-height:438px;background:linear-gradient(135deg,rgba(23,91,111,.86),rgba(10,30,51,.9))}
    .highlight-card:before{content:"";position:absolute;width:170px;height:170px;right:-45px;top:-42px;border:1px solid rgba(182,228,54,.3);border-radius:50%;box-shadow:0 0 0 25px rgba(182,228,54,.04),0 0 0 55px rgba(97,225,193,.025)}
    .highlight-card .num{display:block;color:var(--lime);font:700 14px ui-monospace,monospace;margin-bottom:50px}
    .highlight-card p{color:var(--muted);font-size:14px;margin:10px 0}
    .card-link{color:var(--mint);font-size:14px;font-weight:700;display:inline-block;margin-top:8px}
    .highlight-card:hover,.metric-card:hover,.news-item:hover{transform:translateY(-4px);border-color:rgba(97,225,193,.42)}
    .compare-shell{border-radius:24px;overflow:hidden;border:1px solid var(--line);background:rgba(4,20,34,.54)}
    .compare-table{margin:0;color:var(--text);--bs-table-bg:transparent;--bs-table-color:var(--text);--bs-table-border-color:var(--line)}
    .compare-table th,.compare-table td{padding:20px;vertical-align:middle;border-color:var(--line)}
    .compare-table thead th{background:rgba(14,51,76,.75);font-size:14px}
    .compare-table thead th.recommended{background:rgba(182,228,54,.13);color:var(--lime)}
    .compare-table tbody th{color:var(--muted);font-size:14px;font-weight:600;width:22%}
    .metric-card{height:100%;padding:21px;border-radius:18px;transition:var(--ease)}
    .metric-card strong{display:block;color:var(--lime);font:800 35px/1 ui-monospace,monospace;margin-bottom:9px}
    .metric-card p{color:var(--muted);font-size:13px;margin:0}
    .news-area{background:linear-gradient(90deg,rgba(7,31,49,.5),transparent)}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:65px 1fr auto;gap:20px;align-items:center;padding:20px 5px;border-bottom:1px solid var(--line);transition:var(--ease)}
    .news-date{font:700 13px/1.35 ui-monospace,monospace;color:var(--lime)}
    .news-item h3{font-size:18px;margin:0 0 5px}
    .news-item p{margin:0;color:var(--muted);font-size:14px}
    .update-board{padding:26px;border-radius:20px;height:100%;background:linear-gradient(145deg,rgba(16,66,88,.79),rgba(8,27,46,.86))}
    .update-line{border-left:1px solid rgba(97,225,193,.4);padding:0 0 19px 18px;margin-left:5px;position:relative;color:var(--muted);font-size:14px}
    .update-line:before{content:"";position:absolute;width:9px;height:9px;border-radius:50%;background:var(--lime);left:-5px;top:5px}
    .update-line strong{display:block;color:var(--text);font-size:15px}
    .signup{padding-top:30px}
    .signup-panel{padding:44px;border-radius:26px;background:linear-gradient(125deg,rgba(15,67,81,.91),rgba(10,30,52,.94));border:1px solid rgba(97,225,193,.25);box-shadow:var(--shadow);position:relative;overflow:hidden}
    .signup-panel:after{content:"06";position:absolute;right:20px;bottom:-65px;font:800 180px/1 ui-monospace,monospace;color:rgba(182,228,54,.055)}
    .form-label{font-size:13px;color:#cce1eb;margin-bottom:7px}
    .form-control,.form-select{background:rgba(3,19,32,.66);border:1px solid rgba(181,218,234,.22);color:var(--text);border-radius:12px;padding:12px 14px}
    .form-control::placeholder{color:#7892a4}
    .form-select option{background:#0b2945}
    .form-control:focus,.form-select:focus{background:rgba(3,19,32,.85);border-color:var(--mint);color:var(--text)}
    .form-note{font-size:12px;color:var(--muted);margin:13px 0 0}
    .faq-wrap{max-width:920px;margin:auto}
    .accordion-item{background:rgba(14,47,70,.55);border:1px solid var(--line)!important;border-radius:16px!important;overflow:hidden;margin-bottom:12px}
    .accordion-button{background:transparent;color:var(--text);box-shadow:none!important;padding:20px 22px;font-weight:700}
    .accordion-button:not(.collapsed){background:rgba(97,225,193,.07);color:var(--mint)}
    .accordion-button:before{content:attr(data-no);font:700 12px ui-monospace,monospace;color:var(--lime);margin-right:14px}
    .accordion-button:after{filter:invert(1);opacity:.8}
    .accordion-body{color:var(--muted);padding:0 22px 21px 54px}
    footer{padding:62px 0 28px;background:rgba(2,12,21,.75);border-top:1px solid var(--line)}
    .footer-brand{font-size:22px;font-weight:800;margin-bottom:12px}
    .footer-copy{color:var(--muted);font-size:14px;max-width:420px}
    .footer-links{display:flex;gap:13px;flex-wrap:wrap;justify-content:end}
    .footer-links a{font-size:14px;color:var(--muted);transition:var(--ease)}
    .footer-links a:hover{color:var(--mint)}
    .copyright{border-top:1px solid var(--line);margin-top:38px;padding-top:18px;color:#7892a4;font-size:12px;display:flex;justify-content:space-between;gap:15px}
    @media(max-width:991.98px){
      .navbar-collapse{padding:16px 0}.navbar-nav{padding:8px 0}.nav-cta{margin-top:10px}
      .hero{padding-top:42px}.cover-board{height:375px;margin-top:25px}
      .highlight-wall{grid-template-columns:1fr 1fr}.highlight-card.large{grid-column:span 2;grid-row:auto;min-height:310px}
      .countdown-wrap{display:block}.countdown-title{margin-bottom:17px}
    }
    @media(max-width:767.98px){
      section{padding:66px 0}.top-status .desktop-note{display:none}
      h1{font-size:37px}.hero{min-height:auto}.hero-copy p{font-size:15px}
      .hero-points{gap:14px}.cover-board{height:320px}.cover-number{font-size:82px}
      .count-grid{grid-template-columns:repeat(2,1fr)}.countdown-wrap{padding:21px}
      .highlight-wall{display:block}.highlight-card{min-height:205px!important;margin-bottom:15px}
      .compare-shell{overflow-x:auto}.compare-table{min-width:670px}
      .news-item{grid-template-columns:49px 1fr}.news-item .card-link{display:none}
      .signup-panel{padding:28px 21px}.footer-links{justify-content:start;margin-top:24px}.copyright{display:block}.copyright span{display:block;margin-bottom:5px}
    }
    @media(max-width:519.98px){
      .topbar{font-size:11px}.navbar-brand{font-size:15px}.brand-mark{width:29px;height:29px}
      .hero-actions .btn{width:100%;text-align:center}.cover-content{left:22px;right:22px;bottom:22px}.cover-content h2{font-size:24px}
      .panel-title{display:block}.panel-title .tag{margin-top:8px}.metric-card{margin-bottom:12px}
      .accordion-button{font-size:14px;padding:17px}.accordion-body{padding:0 17px 18px 43px}
    }

/* roulang page: category1 */
:root{
 --ink:#061522;--nav:#081d30;--panel:rgba(18,52,81,.72);--panel-strong:rgba(13,39,63,.92);
 --line:rgba(166,213,234,.17);--line-bright:rgba(182,228,54,.42);--text:#f1f8fb;
 --muted:#a8becd;--lime:#b6e436;--mint:#61e1c1;--orange:#ff9a4c;--radius:20px;
 --shadow:0 20px 60px rgba(0,4,12,.3);--ease:200ms ease-out
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;overflow-x:hidden;color:var(--text);background:radial-gradient(circle at 80% 2%,rgba(40,108,141,.25),transparent 28%),radial-gradient(circle at 9% 42%,rgba(18,106,109,.15),transparent 25%),linear-gradient(145deg,#061522,#081e34 48%,#06121e);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.28;background-image:linear-gradient(rgba(158,204,224,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(158,204,224,.055) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(to bottom,#000,transparent 74%)}
a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.container{max-width:1240px}.topbar{height:36px;background:rgba(2,12,21,.76);border-bottom:1px solid rgba(182,228,54,.12);font-size:12px;color:var(--muted)}.topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between}.top-status{display:flex;gap:9px;align-items:center;white-space:nowrap}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 9px var(--lime)}.top-link{color:var(--mint);font-weight:700}.site-nav{background:rgba(7,26,43,.74);border-bottom:1px solid var(--line);backdrop-filter:blur(16px);position:sticky;top:0;z-index:1030}.navbar{min-height:78px}.navbar-brand{font-size:18px;font-weight:800;letter-spacing:.02em;display:flex;align-items:center;gap:10px}.brand-mark{width:33px;height:33px;border:1px solid var(--line-bright);border-radius:10px;display:grid;place-items:center;color:var(--lime);font-size:13px;box-shadow:inset 0 0 15px rgba(182,228,54,.13)}.navbar-toggler{border:1px solid var(--line);padding:8px 10px}.navbar-toggler-icon{filter:invert(1)}.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(97,225,193,.2)}.navbar-nav{gap:8px}.nav-link{color:var(--muted)!important;padding:8px 13px!important;border-radius:10px;font-size:14px;transition:var(--ease)}.nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(182,228,54,.09)}.nav-link.active:after{content:"";display:block;width:17px;height:2px;background:var(--lime);margin:4px auto -5px;box-shadow:0 0 9px var(--lime)}.btn{border-radius:13px;border:none;font-weight:700;padding:11px 18px;transition:var(--ease)}.btn-main{background:linear-gradient(135deg,var(--lime),var(--mint));color:#09202c;box-shadow:0 8px 24px rgba(182,228,54,.18)}.btn-main:hover{color:#061522;transform:translateY(-2px);box-shadow:0 13px 30px rgba(182,228,54,.3)}.btn-glass{background:rgba(14,48,70,.66);color:var(--text);border:1px solid var(--line)}.btn-glass:hover{background:rgba(97,225,193,.12);color:var(--mint);border-color:rgba(97,225,193,.45);transform:translateY(-2px)}.btn:focus,.form-control:focus,.form-select:focus{box-shadow:0 0 0 3px rgba(97,225,193,.2)}main{position:relative}section{position:relative;padding:88px 0}.eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:rgba(7,27,44,.55);border-radius:999px;padding:5px 10px;font-size:12px;color:var(--mint);line-height:1.2}.eyebrow:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);box-shadow:0 0 9px var(--lime)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(36px,5vw,56px);line-height:1.1;font-weight:800;letter-spacing:-.045em}h2{font-size:clamp(28px,3.4vw,38px);line-height:1.18;font-weight:800;letter-spacing:-.03em}h3{font-size:19px;font-weight:750}.section-copy{max-width:660px;color:var(--muted);margin-bottom:28px}.glass-card,.filter-card,.content-card,.notice-card,.faq-item,.cta-panel{background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(14px)}.page-banner{padding:62px 0 48px;overflow:hidden}.banner-panel{position:relative;overflow:hidden;padding:42px;border-radius:24px;background:linear-gradient(115deg,rgba(10,42,64,.94),rgba(11,32,54,.77));border:1px solid var(--line);box-shadow:var(--shadow)}.banner-panel:after{content:"01";position:absolute;right:33px;bottom:-55px;font:800 190px/1 ui-monospace,monospace;color:rgba(182,228,54,.055)}.breadcrumb{margin:0 0 18px;font-size:13px}.breadcrumb-item,.breadcrumb-item a{color:var(--muted)}.breadcrumb-item.active{color:var(--mint)}.banner-copy{position:relative;z-index:1}.banner-copy p{max-width:650px;color:var(--muted);margin:16px 0 0}.banner-board{height:100%;min-height:222px;position:relative;border-radius:18px;padding:22px;background:rgba(3,18,31,.56);border:1px solid rgba(97,225,193,.19);overflow:hidden}.board-grid{position:absolute;inset:0;background:linear-gradient(90deg,transparent 49%,rgba(97,225,193,.13) 50%,transparent 51%),linear-gradient(rgba(97,225,193,.10) 1px,transparent 1px);background-size:52px 100%,100% 36px;opacity:.6}.board-num{position:relative;font:800 52px/1 ui-monospace,monospace;color:var(--lime)}.board-label{position:relative;color:var(--muted);font-size:13px}.progress-line{position:relative;height:8px;margin-top:28px;background:rgba(225,246,255,.08);border-radius:99px;overflow:hidden}.progress-line span{display:block;height:100%;width:74%;border-radius:inherit;background:linear-gradient(90deg,var(--mint),var(--lime));box-shadow:0 0 18px rgba(182,228,54,.55)}.board-pills{position:relative;display:flex;gap:8px;flex-wrap:wrap;margin-top:25px}.filter-strip{position:sticky;top:78px;z-index:1000;padding:12px;background:rgba(7,27,44,.91);border-top:1px solid var(--line);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.form-control,.form-select{background:rgba(3,19,32,.76);border:1px solid rgba(181,218,234,.22);color:var(--text);border-radius:12px;padding:11px 14px}.form-control::placeholder{color:#7993a5}.form-select{background-color:#071b2d}.filter-btn{padding:10px 14px;font-size:13px}.filter-card{padding:23px;border-radius:var(--radius);position:sticky;top:155px}.filter-card h2{font-size:20px;margin-bottom:18px}.filter-group{padding:17px 0;border-top:1px solid var(--line)}.filter-group:first-of-type{border-top:0;padding-top:0}.filter-group h3{font-size:13px;color:#d7e8ef;margin-bottom:12px}.check-line{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:14px;padding:6px 0}.form-check-input{background-color:#082238;border-color:var(--line)}.form-check-input:checked{background-color:var(--mint);border-color:var(--mint)}.result-bar{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:13px 16px;margin-bottom:16px;border-radius:14px;background:rgba(5,23,38,.52);border:1px solid var(--line);font-size:13px;color:var(--muted)}.result-bar strong{color:var(--text)}.content-card{display:grid;grid-template-columns:145px 1fr auto;gap:22px;align-items:center;padding:18px;margin-bottom:15px;border-radius:20px;transition:var(--ease)}.content-card:hover{transform:translateY(-3px);border-color:rgba(97,225,193,.48);background:rgba(21,60,89,.78)}.card-cover{height:124px;border-radius:14px;position:relative;overflow:hidden;background:linear-gradient(135deg,#0e5568,#102a54)}.card-cover:before{content:"";position:absolute;width:130px;height:130px;border:1px solid rgba(182,228,54,.52);border-radius:50%;right:-38px;top:-38px;box-shadow:0 0 0 17px rgba(182,228,54,.06),0 0 0 38px rgba(97,225,193,.05)}.card-cover:after{content:attr(data-no);position:absolute;left:13px;bottom:10px;color:var(--lime);font:800 23px/1 ui-monospace,monospace}.cover-two{background:linear-gradient(135deg,#18365d,#126166)}.cover-three{background:linear-gradient(135deg,#34405c,#0c4a61)}.cover-four{background:linear-gradient(135deg,#245963,#11284a)}.content-card h3{margin:0 0 7px}.content-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}.meta-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.tag{font-size:11px;padding:4px 8px}.tag.orange{color:#ffc18d;border-color:rgba(255,154,76,.28)}.go-arrow{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:rgba(182,228,54,.11);border:1px solid var(--line-bright);color:var(--lime);font-size:21px;transition:var(--ease)}.content-card:hover .go-arrow{background:var(--lime);color:#09202c}.notice-card{padding:27px;border-radius:20px;margin:22px 0;background:linear-gradient(100deg,rgba(25,75,89,.77),rgba(12,34,55,.78))}.notice-card h3{color:var(--mint);margin-bottom:8px}.notice-card p{color:var(--muted);margin:0}.pagination{gap:8px}.page-link{border:1px solid var(--line);background:rgba(5,25,40,.68);color:var(--muted);border-radius:10px!important;padding:8px 13px}.page-link:hover,.page-item.active .page-link{background:var(--lime);border-color:var(--lime);color:#09202c}.mini-section{padding-top:38px}.faq-item{border-radius:16px;margin-bottom:12px;overflow:hidden}.accordion-button{background:transparent!important;color:var(--text)!important;padding:18px;border:0;box-shadow:none!important;font-weight:700}.accordion-button:before{content:attr(data-no);color:var(--lime);font:700 13px ui-monospace,monospace;margin-right:15px}.accordion-button:after{filter:invert(1);opacity:.85}.accordion-body{padding:0 20px 18px 48px;color:var(--muted);font-size:14px}.cta-panel{padding:34px;border-radius:24px;background:linear-gradient(120deg,rgba(20,69,82,.87),rgba(10,30,50,.93))}.cta-panel p{color:var(--muted);margin-bottom:0}footer{margin-top:85px;padding:58px 0 22px;background:rgba(2,13,23,.82);border-top:1px solid var(--line)}.footer-brand{font-size:20px;font-weight:800;margin-bottom:10px}.footer-copy{max-width:480px;color:var(--muted);font-size:14px}.footer-links{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap}.footer-links a{color:var(--muted);font-size:14px;padding:5px 0}.footer-links a:hover{color:var(--mint)}.copyright{border-top:1px solid var(--line);margin-top:32px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#7892a2;font-size:12px}
@media(max-width:991.98px){.navbar-collapse{padding:14px 0}.nav-cta{margin-top:10px}.banner-panel{padding:30px}.banner-board{margin-top:25px}.filter-strip{top:78px}.filter-card{position:static;margin-bottom:22px}.content-card{grid-template-columns:120px 1fr auto}.footer-links{justify-content:flex-start;margin-top:22px}}
@media(max-width:767.98px){section{padding:65px 0}.page-banner{padding:40px 0 32px}.banner-panel{padding:25px}.filter-strip .row{row-gap:9px}.result-bar{align-items:flex-start;flex-direction:column}.content-card{grid-template-columns:90px 1fr;padding:14px;gap:14px}.card-cover{height:105px}.go-arrow{grid-column:2;width:max-content;height:34px;padding:0 12px;font-size:16px}.content-card p{font-size:13px}.cta-panel{padding:26px}.desktop-note{display:none}.accordion-body{padding-left:20px}}
@media(max-width:575.98px){body{font-size:15px}.topbar{height:34px}.navbar{min-height:68px}.navbar-brand{font-size:15px}.brand-mark{width:29px;height:29px}.page-banner h1{font-size:34px}.banner-board{min-height:175px}.filter-strip{top:68px}.content-card{grid-template-columns:76px 1fr}.card-cover{height:98px}.meta-row{gap:5px}.footer-links{gap:11px}.copyright{display:block}.copyright span{display:block;margin-bottom:5px}}

/* roulang page: category2 */
:root{
 --ink:#061522;--nav:#081d30;--panel:rgba(18,52,81,.72);--panel-strong:rgba(13,39,63,.92);
 --line:rgba(166,213,234,.17);--line-bright:rgba(182,228,54,.42);--text:#f1f8fb;
 --muted:#a8becd;--lime:#b6e436;--mint:#61e1c1;--orange:#ff9a4c;--radius:20px;
 --shadow:0 20px 60px rgba(0,4,12,.3);--ease:200ms ease-out;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;color:var(--text);background:
 radial-gradient(circle at 82% 4%,rgba(41,111,142,.22),transparent 27%),
 radial-gradient(circle at 13% 33%,rgba(18,100,108,.16),transparent 24%),
 linear-gradient(145deg,#061522 0%,#081e34 48%,#06121e 100%);
 font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden;
}
body:before{
 content:"";position:fixed;inset:0;pointer-events:none;opacity:.28;
 background-image:linear-gradient(rgba(158,204,224,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(158,204,224,.055) 1px,transparent 1px);
 background-size:48px 48px;mask-image:linear-gradient(to bottom,#000,transparent 74%);z-index:-1;
}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(97,225,193,.5);outline-offset:3px}
.container{max-width:1240px}
.topbar{height:36px;background:rgba(2,12,21,.76);border-bottom:1px solid rgba(182,228,54,.12);font-size:12px;color:var(--muted)}
.topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between}
.top-status{display:flex;align-items:center;gap:8px;white-space:nowrap}
.status-dot{width:6px;height:6px;border-radius:50%;background:var(--lime);box-shadow:0 0 9px var(--lime)}
.top-link{color:var(--mint);font-weight:700;transition:var(--ease)}
.top-link:hover{color:var(--lime)}
.site-nav{background:rgba(7,26,43,.74);border-bottom:1px solid var(--line);backdrop-filter:blur(16px);position:sticky;top:0;z-index:1030}
.navbar{min-height:78px}
.navbar-brand{font-size:18px;font-weight:800;letter-spacing:.02em;display:flex;align-items:center;gap:10px}
.brand-mark{width:33px;height:33px;border:1px solid var(--line-bright);border-radius:10px;display:grid;place-items:center;color:var(--lime);font-size:13px;box-shadow:inset 0 0 15px rgba(182,228,54,.13)}
.navbar-toggler{border:1px solid var(--line);color:var(--text);padding:8px 10px}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(97,225,193,.2)}
.navbar-toggler-icon{filter:invert(1)}
.navbar-nav{gap:8px}
.nav-link{color:var(--muted)!important;padding:8px 13px!important;border-radius:10px;font-size:14px;transition:var(--ease)}
.nav-link:hover,.nav-link.active{color:var(--text)!important;background:rgba(182,228,54,.09)}
.nav-link.active:after{content:"";display:block;width:17px;height:2px;background:var(--lime);margin:4px auto -5px;box-shadow:0 0 9px var(--lime)}
.btn{border-radius:13px;border:none;font-weight:700;padding:11px 18px;transition:var(--ease)}
.btn-main{background:linear-gradient(135deg,var(--lime),var(--mint));color:#09202c;box-shadow:0 8px 24px rgba(182,228,54,.18)}
.btn-main:hover{color:#061522;transform:translateY(-2px);box-shadow:0 13px 30px rgba(182,228,54,.3)}
.btn-glass{background:rgba(14,48,70,.66);color:var(--text);border:1px solid var(--line)}
.btn-glass:hover{background:rgba(97,225,193,.12);color:var(--mint);border-color:rgba(97,225,193,.45);transform:translateY(-2px)}
main{position:relative}
section{position:relative;padding:92px 0}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:rgba(7,27,44,.55);border-radius:999px;padding:5px 10px;font-size:12px;color:var(--mint);line-height:1.2}
.eyebrow:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);box-shadow:0 0 9px var(--lime)}
.section-heading{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:30px}
.section-heading h2{font-size:34px;line-height:1.18;letter-spacing:-.04em;margin:12px 0 0;font-weight:800}
.section-copy{max-width:620px;color:var(--muted);margin:0}
.glass-card{background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(14px)}
.page-banner{padding:52px 0 36px}
.banner-box{position:relative;overflow:hidden;padding:43px 46px;border-radius:24px;background:linear-gradient(120deg,rgba(13,48,76,.93),rgba(10,28,47,.86));border:1px solid var(--line);box-shadow:var(--shadow)}
.banner-box:before{content:"02";position:absolute;right:33%;bottom:-95px;font:800 230px/1 ui-monospace,monospace;color:rgba(182,228,54,.035)}
.breadcrumb{position:relative;z-index:1;margin:0 0 17px;font-size:13px}
.breadcrumb-item,.breadcrumb-item a{color:var(--muted)}
.breadcrumb-item.active{color:var(--mint)}
.breadcrumb-item+.breadcrumb-item:before{color:rgba(168,190,205,.55)}
.banner-box h1{position:relative;z-index:1;font-size:48px;line-height:1.1;letter-spacing:-.05em;font-weight:800;margin:0 0 17px}
.banner-copy{position:relative;z-index:1;color:var(--muted);max-width:610px;margin:0}
.banner-tags{position:relative;z-index:1;display:flex;gap:9px;flex-wrap:wrap;margin-top:24px}
.index-board{position:absolute;right:38px;top:28px;width:300px;height:190px;border:1px solid rgba(97,225,193,.23);border-radius:18px;background:rgba(4,19,32,.42);padding:18px;overflow:hidden}
.index-board:after{content:"";position:absolute;width:210px;height:210px;right:-105px;bottom:-128px;border-radius:50%;border:28px solid rgba(182,228,54,.09)}
.board-title{font:700 11px ui-monospace,monospace;color:var(--mint);letter-spacing:.14em}
.board-lines{display:flex;height:104px;margin-top:14px;gap:9px;align-items:end}
.board-lines span{display:block;flex:1;border-radius:3px 3px 0 0;background:linear-gradient(to top,var(--lime),rgba(97,225,193,.16));opacity:.8}
.board-lines span:nth-child(1){height:35%}.board-lines span:nth-child(2){height:70%}.board-lines span:nth-child(3){height:49%}.board-lines span:nth-child(4){height:92%}.board-lines span:nth-child(5){height:61%}.board-lines span:nth-child(6){height:78%}
.board-foot{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:8px;font:11px ui-monospace,monospace;color:var(--muted)}
.pathbar{padding:0 0 28px}
.path-inner{padding:16px 20px;border-radius:16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:rgba(9,33,52,.63);border:1px solid var(--line)}
.path-label{font-size:13px;color:var(--muted);margin-right:4px}
.path-node{font-size:13px;color:var(--text);display:flex;align-items:center;gap:10px}
.path-node:not(:last-child):after{content:"→";color:var(--mint)}
.path-node strong{font:700 12px ui-monospace,monospace;color:var(--lime)}
.index-wall{display:grid;grid-template-columns:1.4fr 1fr 1fr;grid-auto-rows:174px;gap:18px}
.zone-card{position:relative;overflow:hidden;padding:24px;border-radius:var(--radius);background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);transition:var(--ease)}
.zone-card:hover{transform:translateY(-4px);border-color:rgba(97,225,193,.5);background:rgba(19,61,91,.82)}
.zone-card:before{content:"";position:absolute;right:-48px;bottom:-63px;width:155px;height:155px;border-radius:50%;border:1px solid rgba(97,225,193,.24);box-shadow:0 0 0 19px rgba(97,225,193,.035),0 0 0 43px rgba(182,228,54,.02)}
.zone-card.wide{grid-row:span 2;background:linear-gradient(145deg,rgba(19,78,94,.86),rgba(10,32,54,.94))}
.zone-card.tall{grid-row:span 2;background:linear-gradient(160deg,rgba(22,51,81,.91),rgba(7,25,43,.96))}
.zone-num{position:relative;color:var(--lime);font:700 13px ui-monospace,monospace;letter-spacing:.11em}
.zone-card h3{position:relative;font-size:22px;font-weight:800;margin:25px 0 8px}
.zone-card:not(.wide) h3{font-size:18px;margin-top:19px}
.zone-card p{position:relative;color:var(--muted);font-size:13px;line-height:1.65;margin:0;max-width:300px}
.zone-footer{position:absolute;left:24px;right:24px;bottom:19px;display:flex;align-items:center;justify-content:space-between;color:var(--mint);font-size:13px;font-weight:700}
.zone-count{font:12px ui-monospace,monospace;color:var(--muted)}
.note-panel{margin-top:22px;padding:23px 26px;border-radius:18px;display:grid;grid-template-columns:150px 1fr auto;gap:22px;align-items:center;background:rgba(8,30,48,.7);border:1px solid var(--line)}
.note-panel h3{font-size:16px;margin:0}
.note-panel p{font-size:14px;color:var(--muted);margin:0}
.note-dots{display:flex;gap:7px}.note-dots span{width:9px;height:9px;background:var(--mint);border-radius:50%;opacity:.4}.note-dots span:nth-child(2){opacity:.75}.note-dots span:nth-child(3){background:var(--lime);opacity:1}
.rule-card{padding:31px;border-radius:22px;background:linear-gradient(110deg,rgba(11,48,68,.84),rgba(10,29,48,.8));border:1px solid var(--line);box-shadow:var(--shadow)}
.rule-card h2{font-size:27px;font-weight:800;margin:9px 0}
.rule-card p{color:var(--muted);max-width:735px;margin:0}
.rule-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:25px}
.rule-item{padding:15px;border-radius:14px;background:rgba(3,20,33,.48);border:1px solid rgba(166,213,234,.11)}
.rule-item strong{display:block;color:var(--mint);font-size:14px;margin-bottom:3px}
.rule-item span{color:var(--muted);font-size:12px}
.rail-wrap{position:relative}
.rail-hint{font-size:13px;color:var(--muted)}
.rail{display:flex;gap:18px;overflow-x:auto;padding:4px 2px 20px;scroll-snap-type:x mandatory;scrollbar-color:rgba(97,225,193,.5) transparent;scrollbar-width:thin}
.rail::-webkit-scrollbar{height:7px}.rail::-webkit-scrollbar-thumb{background:rgba(97,225,193,.42);border-radius:10px}
.rail-card{flex:0 0 312px;min-height:288px;scroll-snap-align:start;position:relative;padding:24px;border-radius:20px;background:rgba(16,51,78,.76);border:1px solid var(--line);box-shadow:0 16px 42px rgba(0,4,12,.22);transition:var(--ease)}
.rail-card:hover{transform:translateY(-4px);border-color:rgba(182,228,54,.46)}
.rail-card:nth-child(2n){background:linear-gradient(155deg,rgba(16,70,78,.74),rgba(10,30,51,.88))}
.rail-card:nth-child(3n){background:linear-gradient(155deg,rgba(48,55,78,.66),rgba(10,30,51,.9))}
.rail-top{display:flex;align-items:center;justify-content:space-between}
.rail-id{font:700 13px ui-monospace,monospace;color:var(--lime)}
.update{font-size:11px;color:var(--mint);border:1px solid rgba(97,225,193,.25);padding:3px 8px;border-radius:999px}
.rail-card h3{font-size:20px;line-height:1.35;margin:25px 0 10px;font-weight:800}
.rail-card p{font-size:13px;color:var(--muted);margin:0}
.rail-tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:17px}.rail-tags .tag{font-size:11px;padding:4px 8px}
.rail-link{position:absolute;bottom:21px;color:var(--mint);font-size:14px;font-weight:700}
.cross-panel{padding:35px;border-radius:24px;background:linear-gradient(120deg,rgba(10,43,64,.9),rgba(8,25,43,.9));border:1px solid var(--line);box-shadow:var(--shadow)}
.cross-panel h2{font-size:30px;font-weight:800;margin:10px 0}.cross-panel p{color:var(--muted);max-width:690px;margin:0}
.mini-form{display:flex;gap:12px;align-items:end;margin-top:25px}
.form-label{font-size:13px;color:#cce1eb;margin-bottom:7px}
.form-control,.form-select{background:rgba(3,19,32,.66);border:1px solid rgba(181,218,234,.22);color:var(--text);border-radius:12px;padding:12px 14px}
.form-control::placeholder{color:#7893a4}
.form-control:focus,.form-select:focus{background:rgba(4,24,39,.9);color:var(--text);border-color:var(--mint);box-shadow:0 0 0 3px rgba(97,225,193,.18)}
.form-select option{background:#0b2945;color:#f1f8fb}
.form-field{flex:1}.mini-form .btn{white-space:nowrap}
footer{padding:55px 0 24px;background:rgba(2,13,23,.76);border-top:1px solid var(--line);margin-top:0}
.footer-brand{font-size:20px;font-weight:800;margin-bottom:9px}.footer-copy{max-width:470px;color:var(--muted);font-size:13px;margin:0}
.footer-links{display:flex;justify-content:flex-end;gap:18px;flex-wrap:wrap;padding-top:5px}.footer-links a{font-size:14px;color:var(--muted);transition:var(--ease)}.footer-links a:hover{color:var(--mint)}
.copyright{margin-top:35px;padding-top:18px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:14px;color:#7892a2;font-size:12px}
@media(max-width:991.98px){
 .navbar-collapse{padding:14px 0 5px}.nav-cta{margin-top:10px;display:inline-block}.navbar-nav{align-items:flex-start!important}
 .banner-box{padding:35px}.index-board{opacity:.55;right:20px}.index-wall{grid-template-columns:1fr 1fr}.zone-card.wide{grid-column:span 2;grid-row:span 1}.zone-card.tall{grid-row:span 1}
}
@media(max-width:767.98px){
 section{padding:66px 0}.desktop-note{display:none}.navbar{min-height:68px}.banner-box{padding:28px 23px;min-height:300px}.banner-box h1{font-size:35px;max-width:430px}.index-board{width:190px;height:124px;top:auto;bottom:19px;right:18px}.board-lines{height:53px;margin-top:8px}.board-foot{font-size:9px}.banner-tags{padding-bottom:109px}.section-heading{display:block}.section-heading h2{font-size:29px}.section-copy{margin-top:13px}
 .index-wall{display:block}.zone-card{min-height:176px;margin-bottom:15px}.zone-card.wide,.zone-card.tall{min-height:210px}.note-panel{grid-template-columns:1fr;gap:10px}.note-dots{display:none}.rule-list{grid-template-columns:1fr}.cross-panel{padding:27px 22px}.mini-form{display:block}.mini-form .btn{width:100%;margin-top:13px}.footer-links{justify-content:flex-start;margin-top:26px}.copyright{display:block}.copyright span{display:block;margin:4px 0}
}
@media(max-width:575.98px){
 body{font-size:15px}.topbar{height:34px}.top-link{font-size:11px}.page-banner{padding-top:31px}.banner-box h1{font-size:32px}.section-heading h2{font-size:27px}.rail-card{flex-basis:280px}.navbar-brand{font-size:15px}.brand-mark{width:30px;height:30px}.path-inner{gap:8px;padding:13px}.path-node{font-size:12px}.path-node:not(:last-child):after{margin-left:2px}.banner-tags{gap:6px}
}