/* roulang page: index */
:root{
  --bg:#070b18;--bg-deep:#040714;--surface:rgba(16,24,53,.76);--surface-strong:rgba(20,30,65,.92);
  --line:rgba(151,180,255,.16);--line-bright:rgba(117,161,255,.45);--text:#edf4ff;--muted:#9aa9c7;
  --blue:#5d8cff;--cyan:#5de5d0;--violet:#9c7bff;--good:#86efc3;--warn:#d8ccff;
  --radius:18px;--radius-sm:10px;--shadow:0 18px 55px rgba(0,0,0,.27);--sidebar:262px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg-deep)}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.7;overflow-x:hidden}
body:before,body:after{content:"";position:fixed;pointer-events:none;z-index:-1;border-radius:50%;filter:blur(5px)}
body:before{width:560px;height:560px;right:-180px;top:-160px;background:radial-gradient(circle,rgba(69,93,211,.22),transparent 68%)}
body:after{width:480px;height:480px;left:160px;bottom:-250px;background:radial-gradient(circle,rgba(39,166,190,.12),transparent 68%)}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border .2s ease,transform .2s ease}
button,input,textarea{font:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.site-shell{min-height:100vh}
.sidebar{position:fixed;z-index:20;inset:0 auto 0 0;width:var(--sidebar);padding:25px 17px 18px;background:rgba(5,9,23,.88);border-right:1px solid var(--line);backdrop-filter:blur(18px);display:flex;flex-direction:column}
.brand{display:block;padding:8px 12px 23px;border-bottom:1px solid var(--line)}
.brand-mark{display:flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.15em;color:var(--cyan);text-transform:uppercase}
.brand-dot{width:11px;height:11px;border-radius:3px;background:linear-gradient(135deg,var(--cyan),var(--blue));box-shadow:0 0 18px rgba(93,229,208,.7)}
.brand-name{display:block;margin-top:8px;font-size:19px;line-height:1.32;font-weight:800;letter-spacing:-.04em;word-break:break-all}
.brand-sub{display:block;margin-top:5px;color:var(--muted);font-size:12px;letter-spacing:.04em}
.side-nav{display:grid;gap:7px;margin-top:28px}
.nav-label{padding:0 12px 8px;color:#7280a3;font-size:11px;letter-spacing:.14em}
.nav-link{position:relative;display:flex;align-items:center;gap:12px;min-height:48px;padding:10px 12px;border:1px solid transparent;border-radius:var(--radius-sm);color:#bcc9e5;font-size:14px}
.nav-link svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.8}
.nav-link:hover{background:rgba(78,111,211,.11);color:#fff}
.nav-link.active{background:linear-gradient(90deg,rgba(81,123,255,.22),rgba(81,123,255,.05));border-color:rgba(105,147,255,.32);color:#fff;box-shadow:inset 3px 0 0 var(--cyan)}
.side-bottom{margin-top:auto;padding:18px 11px 2px;border-top:1px solid var(--line)}
.status{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px}
.status i{width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 10px var(--good)}
.side-help{display:block;margin-top:12px;color:#b9c8e5;font-size:12px}.side-help:hover{color:var(--cyan)}
.main-area{margin-left:var(--sidebar);min-height:100vh}
.topbar{height:70px;padding:0 5.4%;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);background:rgba(7,11,24,.64);backdrop-filter:blur(12px)}
.crumb{font-size:13px;color:var(--muted)}.crumb strong{color:#dfe9ff;font-weight:600}
.top-state{display:flex;align-items:center;gap:8px;color:#aebee0;font-size:12px}.top-state span{color:var(--cyan)}
.mobile-head{display:none}
.content{max-width:1460px;margin:0 auto;padding:28px 5.4% 0}
.section{margin:0 0 30px;position:relative}
.glass{background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(15px)}
.flash-bar{display:flex;align-items:center;gap:14px;padding:10px 15px;border:1px solid rgba(121,145,255,.26);background:linear-gradient(90deg,rgba(61,77,180,.25),rgba(25,182,180,.10));border-radius:var(--radius-sm) var(--radius-sm) 0 0;font-size:13px}
.flash-kicker{color:#eef2ff;font-weight:700}.flash-chip{padding:3px 8px;border-radius:99px;background:rgba(156,123,255,.22);color:#dacfff;font-size:11px;letter-spacing:.08em}.clock{margin-left:auto;color:var(--cyan);font-variant-numeric:tabular-nums;font-weight:700}
.dashboard{position:relative;overflow:hidden;border-radius:0 0 var(--radius) var(--radius)}
.dashboard:after{content:"";position:absolute;width:400px;height:400px;right:-130px;top:-230px;border:1px solid rgba(115,148,255,.16);border-radius:50%;box-shadow:0 0 0 50px rgba(115,148,255,.035),0 0 0 100px rgba(115,148,255,.025)}
.dashboard-main{padding:42px;position:relative;z-index:1}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#b9d5ff;font-size:12px;letter-spacing:.13em}.eyebrow:before{content:"";width:26px;height:1px;background:var(--cyan)}
h1,h2,h3,p{margin-top:0}h1{max-width:850px;margin-bottom:15px;font-size:clamp(30px,4vw,56px);line-height:1.17;letter-spacing:-.055em;font-weight:800}h1 em{font-style:normal;color:var(--cyan)}
.lead{max-width:830px;color:#bdc9e1;font-size:16px;line-height:1.9}
.hero-actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:25px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:45px;padding:0 18px;border:1px solid transparent;border-radius:9px;font-weight:700;font-size:14px}
.button.primary{color:#06101e;background:linear-gradient(135deg,#73efd7,#6f91ff);box-shadow:0 0 0 1px rgba(152,255,242,.3),0 10px 28px rgba(69,151,238,.25)}
.button.primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(196,255,248,.75),0 13px 35px rgba(74,143,255,.36)}
.button.secondary{color:#dce7ff;border-color:var(--line-bright);background:rgba(20,37,78,.42)}.button.secondary:hover{transform:translateY(-2px);border-color:var(--cyan);background:rgba(48,81,145,.27)}
.metrics{display:grid;grid-template-columns:1.35fr .8fr .8fr .8fr;gap:10px;margin-top:35px}
.metric{min-height:103px;padding:17px;border:1px solid var(--line);border-radius:12px;background:rgba(4,10,29,.38)}
.metric:first-child{background:linear-gradient(135deg,rgba(47,83,196,.33),rgba(28,52,101,.26))}
.metric-name{display:block;color:#a7b5d1;font-size:11px;letter-spacing:.1em}.metric-value{display:block;margin-top:8px;font-size:25px;line-height:1.1;color:#f4f8ff;font-weight:750;font-variant-numeric:tabular-nums}.metric-note{display:block;margin-top:5px;color:#7f90b4;font-size:11px}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin:0 0 16px}.section-head h2{margin:0;font-size:25px;line-height:1.3;letter-spacing:-.035em}.section-head p{max-width:640px;margin:6px 0 0;color:var(--muted);font-size:14px}.section-link{flex:0 0 auto;color:var(--cyan);font-size:13px}.section-link:hover{color:#fff}
.filter-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:13px}.filter{padding:7px 12px;border:1px solid var(--line);border-radius:99px;background:rgba(11,18,43,.7);color:#aebcda;font-size:12px}.filter:hover,.filter.current{border-color:rgba(93,229,208,.55);background:rgba(52,160,167,.13);color:#e9ffff}
.matrix{display:grid;grid-template-columns:1.2fr .8fr .8fr;grid-template-rows:auto auto;gap:13px}
.matrix-card{position:relative;min-height:170px;padding:23px;overflow:hidden;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line);transition:transform .22s ease,border .22s ease,box-shadow .22s ease}
.matrix-card:hover{transform:translateY(-3px);border-color:var(--line-bright);box-shadow:0 19px 40px rgba(0,0,0,.23)}
.matrix-card.featured{grid-row:span 2;min-height:353px;background:linear-gradient(155deg,rgba(40,60,147,.58),rgba(12,22,52,.92))}
.matrix-card.featured:after{content:"01";position:absolute;right:15px;bottom:-28px;color:rgba(161,185,255,.09);font-size:130px;font-weight:800;line-height:1}
.card-index{color:var(--cyan);font-size:11px;letter-spacing:.13em}.matrix-card h3{position:relative;margin:14px 0 8px;font-size:20px;line-height:1.35}.matrix-card p{position:relative;margin:0;color:#adbbd8;font-size:13px;line-height:1.72}.card-go{position:absolute;left:23px;bottom:20px;color:#e8f4ff;font-size:13px;font-weight:700}.card-go:hover{color:var(--cyan)}
.tag{display:inline-block;margin-top:15px;padding:3px 8px;border:1px solid rgba(135,165,255,.27);border-radius:5px;color:#c4d3f3;background:rgba(76,105,182,.13);font-size:11px}
.comparison{display:grid;grid-template-columns:1fr 1fr;gap:13px}.compare-card{padding:26px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}.compare-card.is-bright{border-color:rgba(93,229,208,.34);background:linear-gradient(150deg,rgba(25,104,123,.22),rgba(17,29,60,.87))}
.compare-title{display:flex;align-items:center;gap:9px;margin-bottom:17px;font-size:17px;font-weight:750}.compare-title b{display:grid;place-items:center;width:24px;height:24px;border-radius:7px;background:rgba(123,142,255,.18);color:#ced9ff;font-size:11px}.is-bright .compare-title b{background:rgba(93,229,208,.16);color:var(--cyan)}
.compare-list{padding:0;margin:0;list-style:none}.compare-list li{display:flex;justify-content:space-between;gap:20px;padding:11px 0;border-top:1px solid var(--line);font-size:13px}.compare-list span{color:var(--muted)}.compare-list strong{color:#e2ebff;text-align:right;font-weight:600}.is-bright .compare-list strong{color:#bffaf0}
.notice{margin-top:13px;padding:11px 14px;border-left:2px solid var(--violet);background:rgba(105,92,194,.1);color:#acb8d5;font-size:12px}
.news-layout{display:grid;grid-template-columns:1.45fr .8fr;gap:13px}.news-panel,.pick-panel{padding:25px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:58px 1fr auto;align-items:center;gap:15px;padding:15px 0;border-bottom:1px solid var(--line)}.news-item:last-child{border-bottom:0;padding-bottom:0}.news-no{color:#68789f;font-size:13px;font-variant-numeric:tabular-nums}.news-item h3{margin:0 0 3px;font-size:15px;line-height:1.45}.news-item p{margin:0;color:var(--muted);font-size:12px}.mini-arrow{color:var(--cyan);font-size:18px}.pick-panel{background:linear-gradient(145deg,rgba(47,55,132,.35),rgba(14,24,50,.86))}.pick-panel h3{margin:12px 0 8px;font-size:21px;line-height:1.35}.pick-panel p{color:#abb8d5;font-size:13px}.pick-list{margin:18px 0;padding:0;list-style:none}.pick-list li{padding:8px 0;border-bottom:1px solid var(--line);color:#c9d5ed;font-size:13px}.pick-list li:before{content:"✓";margin-right:9px;color:var(--cyan)}
.access{padding:32px;border-radius:var(--radius);background:linear-gradient(105deg,rgba(42,70,160,.45),rgba(20,30,68,.85) 52%,rgba(15,79,97,.36));border:1px solid rgba(111,148,255,.3);display:grid;grid-template-columns:1.3fr .7fr;gap:25px;align-items:center}.access h2{margin:0 0 10px;font-size:28px;letter-spacing:-.04em}.access p{margin:0;color:#bdc9e1;font-size:14px}.access-actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}
.faq-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:25px;padding:30px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}.faq-intro h2{font-size:27px;line-height:1.3}.faq-intro p{color:var(--muted);font-size:14px}.accordion{background:transparent}.accordion-item{margin-bottom:9px;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:rgba(7,13,32,.43)}.accordion-title{border:0;background:transparent;color:#e5edff;padding:16px 45px 16px 17px;font-size:14px;font-weight:650;line-height:1.45}.accordion-title:hover,.accordion-title:focus{background:rgba(51,75,144,.15);color:#fff}.accordion-title:before{color:var(--cyan);right:18px}.accordion-content{border:0;background:rgba(13,22,49,.58);color:#adbad5;padding:2px 18px 17px;font-size:13px;line-height:1.8}
.form-card{padding:34px;border-radius:var(--radius);background:linear-gradient(135deg,rgba(22,36,79,.94),rgba(11,18,43,.95));border:1px solid rgba(118,151,255,.28);box-shadow:var(--shadow)}.form-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px}.form-card h2{font-size:29px;line-height:1.3}.form-card p{color:#adbbd7;font-size:14px}.form-note{padding:14px;border-radius:10px;border:1px solid var(--line);color:#92a1c1;font-size:12px;line-height:1.75}.form-note b{color:var(--cyan)}
form{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field.full{grid-column:1/-1}label{display:block;margin-bottom:6px;color:#c2cfeb;font-size:12px}input,textarea{width:100%;border:1px solid var(--line)!important;border-radius:9px!important;background:rgba(4,10,28,.67)!important;color:#eff5ff!important;box-shadow:none!important;transition:border .2s ease,box-shadow .2s ease}input{height:45px!important;padding:0 13px!important}textarea{min-height:94px;padding:11px 13px!important;resize:vertical}input::placeholder,textarea::placeholder{color:#667698}input:focus,textarea:focus{border-color:var(--cyan)!important;box-shadow:0 0 0 3px rgba(93,229,208,.1)!important}.submit-line{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:15px}.submit-line small{color:#8090b0;font-size:11px;line-height:1.5}
.footer{margin-top:48px;padding:34px 5.4% 25px;border-top:1px solid var(--line);background:rgba(3,7,19,.72)}.footer-grid{max-width:1460px;margin:auto;display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:30px}.footer-brand{font-weight:800;font-size:18px;word-break:break-all}.footer p{margin:8px 0 0;color:#8292b3;font-size:12px}.footer h3{margin:0 0 10px;color:#dbe7ff;font-size:13px}.footer a{display:block;margin:6px 0;color:#9cadcd;font-size:12px}.footer a:hover{color:var(--cyan)}.copyright{max-width:1460px;margin:27px auto 0;padding-top:16px;border-top:1px solid var(--line);color:#7080a2;font-size:11px}
@media(max-width:1024px){:root{--sidebar:220px}.content{padding-left:4%;padding-right:4%}.dashboard-main{padding:32px}.metrics{grid-template-columns:1fr 1fr}.matrix{grid-template-columns:1fr 1fr}.matrix-card.featured{grid-row:span 1;min-height:230px}.news-layout,.form-grid{grid-template-columns:1fr}.access{grid-template-columns:1fr}.access-actions{justify-content:flex-start}}
@media(max-width:768px){body{padding-top:65px}.sidebar{display:none}.main-area{margin-left:0}.topbar{display:none}.mobile-head{position:fixed;z-index:30;display:flex;align-items:center;justify-content:space-between;top:0;left:0;right:0;height:65px;padding:0 17px;border-bottom:1px solid var(--line);background:rgba(5,9,23,.94);backdrop-filter:blur(15px)}.mobile-brand{max-width:250px;font-size:15px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.menu-btn{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--line);border-radius:9px;background:rgba(25,40,82,.55);color:#e9f2ff}.mobile-menu{display:none;position:fixed;z-index:29;top:65px;left:0;right:0;padding:12px 17px 17px;border-bottom:1px solid var(--line);background:#0a1025}.mobile-menu.open{display:grid;gap:7px}.mobile-menu a{padding:12px;border:1px solid var(--line);border-radius:8px;color:#c6d3ed;font-size:14px}.mobile-menu a.active{color:#fff;border-color:var(--cyan);background:rgba(61,165,170,.12)}.content{padding:18px 16px 0}.dashboard-main{padding:27px 20px}.flash-bar{gap:8px;padding:9px 11px;font-size:11px}.clock{font-size:11px}.lead{font-size:14px}.metrics{gap:8px;margin-top:27px}.metric{min-height:88px;padding:13px}.metric-value{font-size:20px}.section{margin-bottom:21px}.section-head{align-items:flex-start;flex-direction:column;gap:5px}.section-head h2{font-size:22px}.matrix,.comparison,.faq-wrap{grid-template-columns:1fr}.matrix-card,.matrix-card.featured{min-height:175px}.matrix-card.featured{min-height:220px}.news-item{grid-template-columns:35px 1fr auto;gap:8px}.news-panel,.pick-panel,.faq-wrap,.form-card{padding:22px 18px}.access{padding:26px 21px}.faq-wrap{gap:10px}.footer{padding-left:18px;padding-right:18px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:520px){h1{font-size:30px}.hero-actions,.access-actions{display:grid;grid-template-columns:1fr}.button{width:100%}.metrics{grid-template-columns:1fr 1fr}.metric:first-child{grid-column:1/-1}.matrix{grid-template-columns:1fr}.news-item{grid-template-columns:28px 1fr}.mini-arrow{display:none}.compare-card{padding:20px}.compare-list li{gap:10px;flex-direction:column}.compare-list strong{text-align:left}.form-grid{gap:20px}form{grid-template-columns:1fr}.field.full{grid-column:auto}.submit-line{grid-column:auto;align-items:stretch;flex-direction:column}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}}

/* roulang page: category1 */
:root{
      --bg:#070b18;--bg-deep:#040714;--surface:rgba(16,24,53,.76);--surface-strong:rgba(20,30,65,.92);
      --line:rgba(151,180,255,.16);--line-bright:rgba(117,161,255,.45);--text:#edf4ff;--muted:#9aa9c7;
      --blue:#5d8cff;--cyan:#5de5d0;--violet:#9c7bff;--good:#86efc3;--warn:#d8ccff;
      --radius:18px;--radius-sm:10px;--shadow:0 18px 55px rgba(0,0,0,.27);--sidebar:220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth;background:var(--bg-deep)}
    body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.7;overflow-x:hidden}
    body:before,body:after{content:"";position:fixed;pointer-events:none;z-index:-1;border-radius:50%;filter:blur(5px)}
    body:before{width:560px;height:560px;right:-180px;top:-160px;background:radial-gradient(circle,rgba(69,93,211,.22),transparent 68%)}
    body:after{width:480px;height:480px;left:160px;bottom:-250px;background:radial-gradient(circle,rgba(39,166,190,.12),transparent 68%)}
    a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border .2s ease,transform .2s ease}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar);padding:29px 18px 22px;border-right:1px solid var(--line);background:rgba(5,9,23,.82);backdrop-filter:blur(16px);z-index:20}
    .brand{display:block;padding:8px 12px 23px;border-bottom:1px solid var(--line)}
    .brand-mark{display:flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.15em;color:var(--cyan)}
    .brand-dot{width:11px;height:11px;border-radius:3px;background:linear-gradient(135deg,var(--cyan),var(--blue));box-shadow:0 0 18px rgba(93,229,208,.7)}
    .brand-name{display:block;margin-top:8px;font-size:19px;line-height:1.32;font-weight:800;letter-spacing:-.04em;word-break:break-all}
    .brand-sub{display:block;margin-top:5px;color:var(--muted);font-size:12px}
    .side-nav{display:grid;gap:7px;margin-top:28px}
    .nav-label{padding:0 12px 8px;color:#7280a3;font-size:11px;letter-spacing:.14em}
    .nav-link{position:relative;display:flex;align-items:center;gap:12px;min-height:48px;padding:10px 12px;border:1px solid transparent;border-radius:var(--radius-sm);color:#bcc9e5;font-size:14px}
    .nav-link svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.8;flex:none}
    .nav-link:hover{background:rgba(78,111,211,.11);color:#fff}
    .nav-link.active{background:linear-gradient(90deg,rgba(81,123,255,.22),rgba(81,123,255,.05));border-color:rgba(105,147,255,.32);color:#fff;box-shadow:inset 3px 0 0 var(--cyan)}
    .side-note{position:absolute;left:30px;right:24px;bottom:26px;color:#7583a4;font-size:12px;line-height:1.65}
    .main-area{margin-left:var(--sidebar);min-height:100vh}
    .topbar{height:70px;padding:0 5.4%;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);background:rgba(7,11,24,.64);backdrop-filter:blur(12px)}
    .crumb{color:#8492b2;font-size:13px}.crumb strong{color:#dce8ff;font-weight:600}
    .status{display:flex;align-items:center;gap:8px;color:#9aa9c7;font-size:12px}.status i{width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 12px var(--good)}
    .content{max-width:1260px;margin:0 auto;padding:48px 5.4% 30px}
    .section{margin-bottom:34px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#b9d5ff;font-size:12px;letter-spacing:.13em}.eyebrow:before{content:"";width:26px;height:1px;background:var(--cyan)}
    h1,h2,h3,p{margin-top:0}h1{max-width:850px;margin:14px 0 14px;font-size:clamp(34px,5vw,62px);line-height:1.12;letter-spacing:-.055em}h1 em{font-style:normal;color:var(--cyan)}
    h2{font-size:26px;line-height:1.3;letter-spacing:-.035em;margin-bottom:8px}.lead{max-width:780px;color:#bdc9e1;font-size:16px;line-height:1.9}
    .hero-panel{padding:34px 36px 30px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(140deg,rgba(35,55,125,.55),rgba(12,19,45,.84));box-shadow:var(--shadow);position:relative;overflow:hidden}
    .hero-panel:after{content:"INDEX";position:absolute;right:22px;bottom:-22px;color:rgba(164,188,255,.07);font:800 110px/1 Arial}
    .hero-meta{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}.tag,.filter{display:inline-flex;align-items:center;min-height:30px;padding:3px 10px;border:1px solid rgba(135,165,255,.27);border-radius:6px;color:#c4d3f3;background:rgba(76,105,182,.13);font-size:12px}
    .tag.active,.filter.active{border-color:rgba(93,229,208,.55);color:var(--cyan);background:rgba(93,229,208,.09)}
    .stats{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:12px;margin-top:16px}.stat{padding:20px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.stat strong{display:block;font-size:29px;line-height:1.1;color:#f4f7ff;font-variant-numeric:tabular-nums}.stat span{display:block;margin-top:8px;color:var(--muted);font-size:12px}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:17px}.section-head p{max-width:620px;margin:5px 0 0;color:var(--muted);font-size:14px}
    .filter-bar{display:flex;flex-wrap:wrap;gap:8px;padding:15px;border:1px solid var(--line);border-radius:13px;background:rgba(12,19,43,.58)}
    .filter{border-radius:99px;cursor:pointer;transition:.2s}.filter:hover{border-color:var(--cyan);color:#fff}
    .index-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(260px,.75fr);gap:18px}
    .index-list,.side-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);overflow:hidden}
    .index-item{display:grid;grid-template-columns:54px 1fr auto;gap:15px;align-items:center;padding:19px 22px;border-bottom:1px solid var(--line);transition:.2s}.index-item:last-child{border-bottom:0}.index-item:hover{background:rgba(64,94,181,.12)}
    .index-no{color:var(--cyan);font:700 14px/1 Arial;letter-spacing:.05em}.index-item h3{margin:0 0 5px;font-size:17px}.index-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}.index-item small{display:block;color:#7786a9;font-size:11px;margin-top:7px}.index-go{color:#dbe7ff;font-size:13px;font-weight:700;white-space:nowrap}.index-go:hover{color:var(--cyan)}
    .side-card{padding:23px}.side-card h3{font-size:18px;margin-bottom:14px}.side-card ul{margin:0;padding:0;list-style:none}.side-card li{padding:12px 0;border-top:1px solid var(--line);color:#bdc9e1;font-size:13px}.side-card li span{float:right;color:var(--cyan)}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:16px}.compare-card{padding:25px;border-radius:var(--radius);border:1px solid var(--line);background:var(--surface)}.compare-card.bright{border-color:rgba(93,229,208,.34);background:linear-gradient(150deg,rgba(25,104,123,.22),rgba(17,29,60,.87))}.compare-title{font-size:17px;font-weight:700;margin-bottom:14px}.compare-list{list-style:none;padding:0;margin:0}.compare-list li{display:flex;justify-content:space-between;gap:20px;padding:10px 0;border-top:1px solid var(--line);font-size:13px}.compare-list span{color:var(--muted)}.compare-list strong{color:#e2ebff;text-align:right;font-weight:600}.bright strong{color:#bffaf0}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.faq-item{border:1px solid var(--line);border-radius:13px;background:rgba(16,24,53,.65);overflow:hidden}.faq-item summary{padding:17px 19px;cursor:pointer;font-size:15px;font-weight:650;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"＋";float:right;color:var(--cyan);font-size:18px}.faq-item[open] summary:after{content:"－"}.faq-item p{padding:0 19px 17px;margin:0;color:var(--muted);font-size:13px;line-height:1.8}
    .cta{display:flex;justify-content:space-between;align-items:center;gap:25px;padding:28px 31px;border:1px solid rgba(93,229,208,.28);border-radius:var(--radius);background:linear-gradient(100deg,rgba(23,75,104,.42),rgba(43,35,105,.4))}.cta h2{margin-bottom:7px}.cta p{margin:0;color:#afc0dd;font-size:14px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:45px;padding:0 18px;border:1px solid transparent;border-radius:9px;font-weight:700;font-size:14px}.button.primary{color:#06101e;background:linear-gradient(135deg,#73efd7,#6f91ff);box-shadow:0 0 0 1px rgba(152,255,242,.3),0 10px 28px rgba(69,151,238,.25)}.button.primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(196,255,248,.75),0 13px 35px rgba(74,143,255,.36)}
    .footer{padding:34px 5.4% 25px;border-top:1px solid var(--line);background:rgba(4,7,20,.5)}.footer-grid{max-width:1260px;margin:auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.footer-brand{font-weight:800;font-size:18px}.footer p{color:var(--muted);font-size:13px}.footer h3{margin:0 0 10px;font-size:13px;color:#dce7ff}.footer a{display:block;margin:5px 0;color:var(--muted);font-size:13px}.footer a:hover{color:var(--cyan)}.copyright{max-width:1260px;margin:28px auto 0;padding-top:17px;border-top:1px solid var(--line);color:#7180a1;font-size:12px}
    :focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
    @media(max-width:1024px){:root{--sidebar:190px}.stats{grid-template-columns:repeat(2,1fr)}.index-layout{grid-template-columns:1fr}}
    @media(max-width:768px){.sidebar{position:relative;width:100%;height:auto;padding:15px 18px;background:rgba(5,9,23,.94)}.brand{padding:3px 5px 13px;border:0}.brand-name{font-size:17px;display:inline-block;margin-left:8px}.brand-mark{display:inline-flex}.brand-sub{display:none}.side-nav{display:flex;overflow-x:auto;margin-top:10px;padding-bottom:3px}.nav-label{display:none}.nav-link{white-space:nowrap;min-height:44px}.side-note{display:none}.main-area{margin-left:0}.topbar{height:56px;padding:0 20px}.content{padding:27px 20px}.hero-panel{padding:25px 22px}.compare,.faq-grid{grid-template-columns:1fr}.cta{align-items:flex-start;flex-direction:column}.footer{padding:30px 20px}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){h1{font-size:35px}.stats{grid-template-columns:1fr 1fr;gap:8px}.stat{padding:15px}.stat strong{font-size:23px}.index-item{grid-template-columns:35px 1fr;padding:16px}.index-go{grid-column:2}.footer-grid{grid-template-columns:1fr}.section-head{display:block}.section-head p{margin-top:8px}}

/* roulang page: category2 */
:root{
 --bg:#070b18;--bg-deep:#040714;--surface:rgba(16,24,53,.76);--surface-strong:rgba(20,30,65,.92);
 --line:rgba(151,180,255,.16);--line-bright:rgba(117,161,255,.45);--text:#edf4ff;--muted:#9aa9c7;
 --blue:#5d8cff;--cyan:#5de5d0;--violet:#9c7bff;--good:#86efc3;--warn:#d8ccff;
 --radius:18px;--radius-sm:10px;--shadow:0 18px 55px rgba(0,0,0,.27);--sidebar:220px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg-deep)}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.7;overflow-x:hidden}
body:before,body:after{content:"";position:fixed;pointer-events:none;z-index:-1;border-radius:50%}
body:before{width:560px;height:560px;right:-190px;top:-160px;background:radial-gradient(circle,rgba(69,93,211,.22),transparent 67%)}
body:after{width:470px;height:470px;left:180px;bottom:-265px;background:radial-gradient(circle,rgba(39,166,190,.13),transparent 68%)}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border .2s ease,transform .2s ease,box-shadow .2s ease}
button,input,textarea{font:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.site-sidebar{position:fixed;z-index:20;top:0;bottom:0;left:0;width:var(--sidebar);padding:25px 14px 18px;border-right:1px solid var(--line);background:rgba(5,9,23,.84);backdrop-filter:blur(18px);display:flex;flex-direction:column}
.brand{display:block;padding:8px 12px 23px;border-bottom:1px solid var(--line)}
.brand-mark{display:flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.15em;color:var(--cyan);text-transform:uppercase}
.brand-dot{width:11px;height:11px;border-radius:3px;background:linear-gradient(135deg,var(--cyan),var(--blue));box-shadow:0 0 18px rgba(93,229,208,.7)}
.brand-name{display:block;margin-top:8px;font-size:19px;line-height:1.32;font-weight:800;letter-spacing:-.04em;word-break:break-all}
.brand-sub{display:block;margin-top:5px;color:var(--muted);font-size:12px;letter-spacing:.04em}
.side-nav{display:grid;gap:7px;margin-top:28px}
.nav-label{padding:0 12px 8px;color:#7280a3;font-size:11px;letter-spacing:.14em}
.nav-link{position:relative;display:flex;align-items:center;gap:12px;min-height:48px;padding:10px 12px;border:1px solid transparent;border-radius:var(--radius-sm);color:#bcc9e5;font-size:14px}
.nav-link svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.8}
.nav-link:hover{background:rgba(78,111,211,.11);color:#fff}
.nav-link.active{background:linear-gradient(90deg,rgba(81,123,255,.22),rgba(81,123,255,.05));border-color:rgba(105,147,255,.32);color:#fff;box-shadow:inset 3px 0 0 var(--cyan)}
.side-bottom{margin-top:auto;padding:16px 12px 0;border-top:1px solid var(--line)}
.side-status{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px}
.side-status i{display:block;width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 12px rgba(134,239,195,.65)}
.main-area{margin-left:var(--sidebar);min-height:100vh}
.topbar{height:70px;padding:0 5.4%;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);background:rgba(7,11,24,.64);backdrop-filter:blur(12px)}
.crumbs{color:#9eaccb;font-size:13px}
.crumbs span{padding:0 7px;color:#667391}
.flash-chip{padding:4px 9px;border-radius:99px;background:rgba(156,123,255,.18);border:1px solid rgba(156,123,255,.28);color:#dacfff;font-size:11px;letter-spacing:.08em}
.mobile-head{display:none}
.dashboard-main{width:min(1280px,100%);margin:0 auto;padding:42px 5.4% 55px}
.section{position:relative;margin-bottom:34px}
.glass{background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(14px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#b9d5ff;font-size:12px;letter-spacing:.13em}
.eyebrow:before{content:"";width:26px;height:1px;background:var(--cyan)}
.page-intro{position:relative;overflow:hidden;padding:34px;border-radius:var(--radius);background:linear-gradient(125deg,rgba(33,55,130,.7),rgba(14,24,54,.91) 55%,rgba(21,46,79,.77));border:1px solid rgba(120,151,255,.31);box-shadow:var(--shadow)}
.page-intro:after{content:"02";position:absolute;right:20px;bottom:-54px;font-size:200px;font-weight:800;line-height:1;color:rgba(169,192,255,.07)}
.page-intro .grid-x{position:relative;z-index:1}
h1{max-width:760px;margin:13px 0 10px;font-size:clamp(31px,4vw,50px);line-height:1.18;letter-spacing:-.055em}
.lead{max-width:760px;margin:0;color:#c1cce3;font-size:16px;line-height:1.9}
.hero-actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:24px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:45px;padding:0 18px;border:1px solid transparent;border-radius:9px;font-weight:700;font-size:14px}
.button.primary{color:#06101e;background:linear-gradient(135deg,#73efd7,#6f91ff);box-shadow:0 0 0 1px rgba(152,255,242,.3),0 10px 28px rgba(69,151,238,.25)}
.button.primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(196,255,248,.75),0 13px 35px rgba(74,143,255,.36)}
.button.secondary{color:#dce7ff;border-color:var(--line-bright);background:rgba(20,37,78,.42)}
.button.secondary:hover{transform:translateY(-2px);border-color:var(--cyan);background:rgba(48,81,145,.27)}
.intro-aside{margin-top:4px;padding:19px;border-radius:14px;background:rgba(5,12,33,.47);border:1px solid rgba(164,189,255,.17)}
.intro-aside small{display:block;color:#8493b6;font-size:11px;letter-spacing:.12em}
.intro-aside strong{display:block;margin:7px 0 9px;font-size:19px}
.intro-aside p{margin:0;color:#aebcda;font-size:13px;line-height:1.65}
.status-bar{display:flex;flex-wrap:wrap;gap:9px;margin-top:19px}
.status-item{padding:7px 10px;border-radius:7px;background:rgba(88,118,206,.11);border:1px solid var(--line);color:#b8c8e8;font-size:12px}
.status-item b{margin-right:6px;color:var(--cyan);font-weight:700}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin:0 0 16px}
.section-head h2{margin:0;font-size:25px;line-height:1.3;letter-spacing:-.035em}
.section-head p{max-width:650px;margin:6px 0 0;color:var(--muted);font-size:14px}
.filter-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.filter{min-height:34px;padding:0 12px;border:1px solid var(--line);border-radius:99px;color:#aebddb;background:rgba(14,25,59,.48);font-size:12px}
.filter:hover,.filter.active{border-color:rgba(93,229,208,.48);color:#dcfff9;background:rgba(33,128,137,.14)}
.feature-card{position:relative;min-height:270px;padding:28px;overflow:hidden;border-radius:var(--radius);background:linear-gradient(145deg,rgba(42,63,149,.62),rgba(13,23,54,.95));border:1px solid rgba(122,153,255,.34);box-shadow:var(--shadow)}
.feature-card:after{content:"精选";position:absolute;right:-12px;bottom:-24px;color:rgba(161,185,255,.08);font-size:106px;font-weight:800;letter-spacing:-.12em}
.feature-card>*{position:relative;z-index:1}
.kicker{color:var(--cyan);font-size:11px;letter-spacing:.15em}
.feature-card h3{max-width:540px;margin:15px 0 10px;font-size:29px;line-height:1.28;letter-spacing:-.04em}
.feature-card p{max-width:570px;margin:0;color:#b9c7e4;font-size:14px}
.detail-line{display:flex;flex-wrap:wrap;gap:9px;margin:21px 0}
.tag{display:inline-flex;align-items:center;padding:4px 9px;border:1px solid rgba(135,165,255,.27);border-radius:5px;color:#cbd8f4;background:rgba(76,105,182,.13);font-size:11px}
.entry-list{display:grid;gap:11px}
.entry{display:grid;grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:16px;padding:17px 18px;border-radius:14px;background:var(--surface);border:1px solid var(--line);transition:transform .22s ease,border .22s ease,background .22s ease}
.entry:hover{transform:translateX(3px);border-color:var(--line-bright);background:rgba(23,35,75,.88)}
.entry-no{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:rgba(99,135,255,.14);color:#bbccff;font-size:12px;font-weight:800}
.entry h3{margin:0 0 2px;font-size:16px;line-height:1.4}
.entry p{margin:0;color:var(--muted);font-size:12px;line-height:1.6}
.entry-action{color:var(--cyan);font-size:13px;font-weight:700;white-space:nowrap}
.entry-action:hover{color:#fff}
.group-board{display:grid;grid-template-columns:1.1fr .9fr;gap:16px}
.group-card{padding:25px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}
.group-card.alt{background:linear-gradient(150deg,rgba(34,86,120,.26),rgba(16,25,57,.86));border-color:rgba(93,229,208,.27)}
.group-card h3{margin:0 0 8px;font-size:20px}
.group-card>p{margin:0 0 16px;color:var(--muted);font-size:13px}
.topic-link{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 0;border-top:1px solid var(--line);font-size:14px}
.topic-link span{color:#aebdda;font-size:12px}
.topic-link:hover{padding-left:5px;color:var(--cyan)}
.topic-link b{font-size:14px;color:var(--cyan)}
.flow-panel{padding:27px;border-radius:var(--radius);background:rgba(12,20,47,.78);border:1px solid var(--line)}
.flow-step{position:relative;display:grid;grid-template-columns:52px 1fr;gap:17px;padding:0 0 21px}
.flow-step:last-child{padding-bottom:0}
.flow-step:not(:last-child):before{content:"";position:absolute;left:20px;top:45px;bottom:4px;width:1px;background:linear-gradient(var(--blue),transparent)}
.step-number{display:grid;place-items:center;width:41px;height:41px;border-radius:12px;background:rgba(93,140,255,.16);border:1px solid rgba(118,154,255,.28);color:var(--cyan);font-size:12px;font-weight:800}
.flow-step h3{margin:2px 0 4px;font-size:16px}
.flow-step p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.faq-wrap{padding:8px 23px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:19px 0;border:0;background:none;color:var(--text);text-align:left;font-size:15px;font-weight:700}
.faq-q span:last-child{color:var(--cyan);font-size:22px;font-weight:400;transition:transform .2s ease}
.faq-q[aria-expanded="true"] span:last-child{transform:rotate(45deg)}
.faq-a{display:none;padding:0 32px 19px 0;color:#b0beda;font-size:14px;line-height:1.8}
.faq-a.show{display:block}
.cta-panel{padding:31px;border-radius:var(--radius);background:linear-gradient(125deg,rgba(41,58,137,.63),rgba(16,27,64,.95));border:1px solid rgba(117,161,255,.37);box-shadow:var(--shadow)}
.cta-panel h2{margin:0 0 7px;font-size:27px;line-height:1.3}
.cta-panel>p{margin:0 0 19px;color:#bdcae5;font-size:14px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.form-grid .wide{grid-column:1/-1}
label{display:block;margin-bottom:6px;color:#c9d6ed;font-size:12px}
input,textarea,select{width:100%;padding:11px 12px;border:1px solid rgba(152,180,255,.23);border-radius:9px;background:rgba(5,11,30,.56);color:var(--text);outline:none;transition:border .2s ease,box-shadow .2s ease}
input::placeholder,textarea::placeholder{color:#7180a0}
input:focus,textarea:focus,select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(93,229,208,.11)}
textarea{min-height:96px;resize:vertical}
.form-note{margin:12px 0 0;color:#9fadca;font-size:12px}
.pager{display:flex;justify-content:center;align-items:center;gap:9px;padding:3px 0}
.pager a,.pager span{display:grid;place-items:center;min-width:39px;height:39px;padding:0 10px;border:1px solid var(--line);border-radius:8px;color:#b9c7e4;font-size:13px}
.pager a:hover,.pager .current{border-color:var(--cyan);color:#fff;background:rgba(48,103,136,.2)}
.footer{margin-left:var(--sidebar);padding:38px 5.4% 20px;border-top:1px solid var(--line);background:rgba(4,7,20,.6)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px;max-width:1140px}
.footer-brand{font-size:18px;font-weight:800;letter-spacing:-.03em}
.footer p{margin:7px 0 0;color:var(--muted);font-size:13px}
.footer h3{margin:1px 0 10px;color:#d7e3f8;font-size:13px}
.footer a{display:block;margin:6px 0;color:#9fafd0;font-size:13px}
.footer a:hover{color:var(--cyan)}
.copyright{max-width:1140px;margin-top:30px;padding-top:16px;border-top:1px solid var(--line);color:#7583a3;font-size:12px}
@media(max-width:1024px){
 :root{--sidebar:196px}
 .dashboard-main{padding-left:4%;padding-right:4%}
 .topbar{padding-left:4%;padding-right:4%}
 .footer{padding-left:4%;padding-right:4%}
 .page-intro{padding:29px}
}
@media(max-width:768px){
 body{font-size:15px}
 .site-sidebar{display:none}
 .main-area,.footer{margin-left:0}
 .mobile-head{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;min-height:64px;padding:10px 18px;border-bottom:1px solid var(--line);background:rgba(5,9,23,.92);backdrop-filter:blur(14px)}
 .mobile-brand{display:flex;align-items:center;gap:8px;max-width:78%;font-size:14px;font-weight:800;line-height:1.25}
 .mobile-brand .brand-dot{flex:0 0 10px;width:10px;height:10px}
 .menu-toggle{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--line);border-radius:9px;background:rgba(22,34,75,.7);color:#eaf2ff}
 .mobile-menu{display:none;padding:10px 16px 16px;border-bottom:1px solid var(--line);background:#091126}
 .mobile-menu.open{display:grid;gap:7px}
 .mobile-menu .nav-link{min-height:44px}
 .topbar{height:auto;min-height:48px;padding:11px 18px}
 .dashboard-main{padding:28px 18px 38px}
 .page-intro{padding:24px 20px}
 .page-intro:after{font-size:130px}
 .intro-aside{margin-top:24px}
 .group-board{grid-template-columns:1fr}
 .footer{padding:30px 18px 18px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:23px}
 .footer-grid>div:first-child{grid-column:1/-1}
}
@media(max-width:520px){
 .crumbs{font-size:12px}
 .flash-chip{font-size:10px}
 h1{font-size:30px}
 .lead{font-size:14px}
 .section-head{display:block}
 .section-head h2{font-size:22px}
 .section-head p{font-size:13px}
 .feature-card{padding:22px;min-height:auto}
 .feature-card h3{font-size:24px}
 .entry{grid-template-columns:37px minmax(0,1fr);gap:12px;padding:15px}
 .entry-action{grid-column:2;justify-self:start;padding-top:2px}
 .entry-no{width:34px;height:34px}
 .group-card,.flow-panel,.cta-panel{padding:21px}
 .faq-wrap{padding:5px 17px}
 .faq-q{font-size:14px}
 .faq-a{padding-right:0;font-size:13px}
 .form-grid{grid-template-columns:1fr}
 .form-grid .wide{grid-column:auto}
 .footer-grid{grid-template-columns:1fr}
 .footer-grid>div:first-child{grid-column:auto}
 .hero-actions .button{width:100%}
}