/* roulang page: index */
:root{
      --ink:#12233d;
      --deep:#0b1c35;
      --blue:#1769e0;
      --blue-dark:#0c4eb3;
      --sky:#eaf4ff;
      --mint:#29b993;
      --gold:#ffb43f;
      --paper:#ffffff;
      --ground:#f5f9fe;
      --line:#dce8f5;
      --muted:#61738b;
      --radius:18px;
      --radius-sm:12px;
      --shadow:0 15px 36px rgba(22,67,120,.10);
      --shadow-lg:0 28px 70px rgba(13,49,94,.17);
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--ground);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease,background .2s ease,border-color .2s ease}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    :focus-visible{outline:3px solid rgba(23,105,224,.35);outline-offset:3px}
    .container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,245,.9)}
    .nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:.03em;color:var(--deep);white-space:nowrap}
    .brand-mark{width:37px;height:37px;border-radius:12px;background:linear-gradient(135deg,var(--blue),#57a0ff);color:#fff;display:grid;place-items:center;box-shadow:0 8px 18px rgba(23,105,224,.25);font-size:17px}
    .desktop-nav{display:flex;align-items:center;justify-content:flex-end;gap:4px}
    .desktop-nav a{padding:8px 10px;border-radius:9px;font-size:14px;font-weight:600;color:#4f627c;white-space:nowrap}
    .desktop-nav a:hover,.desktop-nav a.active{background:var(--sky);color:var(--blue)}
    .nav-cta{padding:10px 15px!important;background:var(--blue)!important;color:#fff!important;box-shadow:0 8px 16px rgba(23,105,224,.20)}
    .nav-cta:hover{background:var(--blue-dark)!important;transform:translateY(-1px)}
    .menu-toggle{display:none;border:0;background:var(--sky);color:var(--blue);width:42px;height:42px;border-radius:11px;cursor:pointer}
    .mobile-menu{display:none;padding:0 20px 18px;background:#fff;border-top:1px solid var(--line)}
    .mobile-menu.open{display:grid}
    .mobile-menu a{padding:10px 4px;border-bottom:1px solid #edf3f9;color:var(--ink);font-weight:650}
    .hero{position:relative;overflow:hidden;background:#e8f2ff;padding:44px 0 52px;border-bottom:1px solid var(--line)}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(241,248,255,.94),rgba(233,244,255,.62),rgba(240,248,255,.94)),url("/assets/images/backpic/back-1.webp") center/cover;opacity:.96}
    .hero .container{position:relative}
    .hero-top{text-align:center;max-width:860px;margin:0 auto 25px}
    .eyebrow{display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:99px;background:rgba(255,255,255,.86);border:1px solid rgba(23,105,224,.15);color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.06em}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(33px,5vw,59px);letter-spacing:-.04em;line-height:1.15;margin:16px 0 17px;color:var(--deep);font-weight:850}
    .hero-top p{max-width:770px;margin:0 auto;color:#486078;font-size:17px;line-height:1.9}
    .hero-stage{display:grid;grid-template-columns:1fr minmax(360px,470px) 1fr;gap:24px;align-items:center;margin-top:27px}
    .hero-note{background:rgba(255,255,255,.88);border:1px solid rgba(255,255,255,.95);padding:22px;border-radius:var(--radius);box-shadow:var(--shadow);position:relative}
    .hero-note i{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;background:var(--sky);color:var(--blue);margin-bottom:11px}
    .hero-note strong{display:block;font-size:17px;margin-bottom:5px}
    .hero-note span{display:block;font-size:14px;color:var(--muted);line-height:1.7}
    .stage-card{background:linear-gradient(160deg,#123c76,#0b2751);border:7px solid #fff;border-radius:29px;padding:28px 25px 23px;color:#fff;box-shadow:var(--shadow-lg);text-align:center}
    .stage-label{font-size:12px;letter-spacing:.12em;color:#a9d0ff;font-weight:800}
    .poker-hand{display:flex;justify-content:center;gap:10px;margin:18px 0}
    .playing-card{width:72px;height:98px;border-radius:10px;background:#fff;color:#14223a;display:flex;flex-direction:column;justify-content:space-between;padding:8px;font-weight:850;box-shadow:0 8px 16px rgba(0,0,0,.15);text-align:left}
    .playing-card.red{color:#df3f48}
    .playing-card b{font-size:25px;line-height:1}
    .playing-card span{font-size:22px;align-self:flex-end;line-height:1}
    .stage-card h2{font-size:22px;margin:0 0 7px}
    .stage-card p{font-size:13px;color:#c8ddf7;margin:0}
    .hero-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin:20px 0 15px}
    .button-custom{border:0;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:11px;font-weight:800;cursor:pointer;background:var(--blue);color:#fff;box-shadow:0 9px 18px rgba(23,105,224,.22)}
    .button-custom:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}
    .button-light{background:#fff;color:var(--blue);box-shadow:none}
    .button-light:hover{background:#eaf4ff;color:var(--blue-dark)}
    .stage-foot{font-size:12px;color:#9fc6ef}
    .section{padding:78px 0}
    .section-white{background:#fff}
    .section-soft{background:var(--ground)}
    .section-deep{background:var(--deep);color:#fff}
    .section-head{max-width:740px;margin-bottom:34px}
    .section-head.center{text-align:center;margin-left:auto;margin-right:auto}
    .section-kicker{color:var(--blue);font-size:13px;font-weight:850;letter-spacing:.1em;text-transform:uppercase}
    .section-deep .section-kicker{color:#83baff}
    h2{font-size:clamp(26px,3.2vw,39px);line-height:1.28;letter-spacing:-.025em;color:var(--deep);font-weight:850;margin:7px 0 12px}
    .section-deep h2{color:#fff}
    .section-head p{font-size:16px;color:var(--muted);margin:0}
    .section-deep .section-head p{color:#bcd0e6}
    .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px;box-shadow:0 8px 22px rgba(31,78,128,.05)}
    .stat-number{font-size:34px;font-weight:850;line-height:1;color:var(--blue);margin-bottom:9px}
    .stat-card p{font-size:14px;color:var(--muted);line-height:1.65;margin:0}
    .portrait-layout{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(310px,.96fr);gap:48px;align-items:center}
    .portrait-frame{position:relative;max-width:410px;margin:auto}
    .portrait-frame img{height:515px;width:100%;object-fit:cover;border-radius:26px;box-shadow:var(--shadow-lg)}
    .floating-tag{position:absolute;right:-18px;bottom:28px;background:#fff;padding:16px 18px;border-radius:14px;box-shadow:var(--shadow);font-weight:800;color:var(--deep);font-size:14px}
    .floating-tag i{color:var(--gold);margin-right:6px}
    .content-copy p{color:#52677f;margin-bottom:17px}
    .check-list{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:12px}
    .check-list li{display:flex;gap:11px;align-items:flex-start;color:#41566f}
    .check-list i{color:var(--mint);margin-top:6px}
    .topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .topic-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 10px 26px rgba(25,74,128,.07);transition:.25s}
    .topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .topic-card img{height:165px;width:100%;object-fit:cover}
    .topic-card-body{padding:19px}
    .topic-card h3{font-size:18px;margin:0 0 7px;color:var(--deep)}
    .topic-card p{font-size:14px;line-height:1.75;color:var(--muted);margin:0 0 14px}
    .text-link{font-size:14px;font-weight:800;color:var(--blue)}
    .text-link:hover{color:var(--blue-dark)}
    .ranking{display:grid;grid-template-columns:1.15fr .85fr;gap:27px;align-items:stretch}
    .ranking-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:10px 24px;box-shadow:var(--shadow)}
    .rank-row{display:grid;grid-template-columns:48px 1fr auto;gap:12px;align-items:center;padding:17px 0;border-bottom:1px solid #eaf0f7}
    .rank-row:last-child{border-bottom:0}
    .rank-no{font-size:22px;font-weight:850;color:#aac0d8}
    .rank-row:first-child .rank-no{color:var(--gold)}
    .rank-title{font-weight:800;color:var(--deep)}
    .rank-title small{display:block;color:var(--muted);font-size:13px;font-weight:500;margin-top:2px}
    .rank-badge{background:var(--sky);color:var(--blue);border-radius:99px;padding:4px 9px;font-size:12px;font-weight:800}
    .ranking-side{background:linear-gradient(145deg,#1769e0,#0e4ea9);border-radius:var(--radius);padding:30px;color:#fff;box-shadow:var(--shadow)}
    .ranking-side h3{font-size:25px;line-height:1.35;margin:0 0 12px}
    .ranking-side p{color:#d7e8ff;font-size:14px;line-height:1.85}
    .mini-rule{border-top:1px solid rgba(255,255,255,.23);margin-top:19px;padding-top:17px;font-size:14px;color:#e2efff}
    .testimonial-wall{display:grid;grid-template-columns:1fr 1.15fr 1fr;gap:18px;align-items:start}
    .quote-card{background:#fff;border-radius:var(--radius);border:1px solid var(--line);padding:22px;box-shadow:0 9px 24px rgba(24,68,112,.06)}
    .quote-card.featured{background:#eaf4ff;border-color:#bfdaff;padding:28px}
    .stars{color:var(--gold);letter-spacing:2px;font-size:14px;margin-bottom:12px}
    .quote-card p{font-size:14px;color:#4d6178;line-height:1.85;margin-bottom:15px}
    .quote-person{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:800;color:var(--deep)}
    .avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#d3e8ff;color:var(--blue)}
    .brand-story{background:linear-gradient(105deg,#e9f3ff 0%,#fff 52%,#edf7ff 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .story-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
    .story-stamp{width:180px;height:180px;border-radius:50%;border:1px dashed #81b7ef;display:grid;place-items:center;text-align:center;color:var(--blue);font-weight:850;font-size:19px;line-height:1.45;background:rgba(255,255,255,.65)}
    .story-stamp i{display:block;font-size:29px;margin-bottom:8px}
    .story-copy p{color:#51657c;margin-bottom:15px}
    .news-layout{display:grid;grid-template-columns:1.4fr .75fr;gap:30px}
    .news-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:4px 24px;box-shadow:var(--shadow)}
    .news-item{padding:21px 0;border-bottom:1px solid #e8f0f8}
    .news-item:last-child{border:0}
    .news-meta{display:flex;align-items:center;gap:10px;color:var(--blue);font-weight:800;font-size:12px;margin-bottom:7px}
    .news-item h3{font-size:18px;margin:0 0 7px;line-height:1.45}
    .news-item p{font-size:14px;line-height:1.75;color:var(--muted);margin:0 0 9px}
    .news-side{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#fff;border:1px solid var(--line)}
    .news-side img{height:195px;width:100%;object-fit:cover}
    .news-side-content{padding:22px}
    .news-side h3{font-size:21px;line-height:1.45;margin-bottom:9px}
    .news-side p{font-size:14px;color:var(--muted);margin-bottom:17px}
    .deep-columns{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
    .deep-columns p{color:#bdd0e6;margin-bottom:16px}
    .deep-points{display:grid;gap:13px;margin-top:22px}
    .deep-point{display:flex;gap:13px;padding:14px;border:1px solid rgba(155,198,245,.2);background:rgba(255,255,255,.05);border-radius:12px}
    .deep-point i{color:#7cb7ff;margin-top:5px}
    .deep-point strong{display:block;font-size:15px}
    .deep-point span{display:block;color:#b9cce2;font-size:13px;line-height:1.7}
    .table-visual{border-radius:50%;aspect-ratio:1.28/1;background:radial-gradient(ellipse at center,#1f9a70 0 39%,#14684e 40% 55%,#0c3153 56%);border:15px solid #d8e7f8;position:relative;box-shadow:inset 0 0 0 5px rgba(255,255,255,.12),0 25px 42px rgba(0,0,0,.22)}
    .table-visual:after{content:"翻前 · 翻牌 · 转牌 · 河牌";position:absolute;inset:0;display:grid;place-items:center;color:#d9f5ec;font-size:14px;font-weight:800;letter-spacing:.11em}
    .promise-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .promise{padding:21px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);text-align:center}
    .promise i{font-size:23px;color:var(--blue);margin-bottom:9px}
    .promise strong{display:block;font-size:15px;margin-bottom:5px}
    .promise span{display:block;font-size:13px;line-height:1.65;color:var(--muted)}
    .faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:54px;align-items:start}
    .faq-intro{position:sticky;top:102px}
    .faq-intro p{color:var(--muted)}
    .faq-list{display:grid;gap:12px}
    details{background:#fff;border:1px solid var(--line);border-radius:13px;padding:0 20px;box-shadow:0 6px 18px rgba(28,73,118,.04)}
    details[open]{border-color:#b9d6fa}
    summary{cursor:pointer;list-style:none;padding:17px 25px 17px 0;font-weight:800;color:var(--deep);position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:0;color:var(--blue);font-size:23px;font-weight:500;top:10px}
    details[open] summary:after{content:"−"}
    details p{color:#576b82;font-size:14px;line-height:1.85;padding:0 0 18px;margin:0}
    .subscribe-band{padding:38px 0;background:#eef7ff;border-top:1px solid #d7e9fa;border-bottom:1px solid #d7e9fa}
    .subscribe-row{display:grid;grid-template-columns:1fr auto;gap:25px;align-items:center}
    .subscribe-row h2{font-size:27px;margin-bottom:5px}
    .subscribe-row p{margin:0;color:var(--muted);font-size:14px}
    .subscribe-form{display:flex;gap:10px}
    .subscribe-form input{width:255px;border:1px solid #bdd7f2;border-radius:11px;padding:11px 13px;background:#fff;color:var(--ink)}
    .subscribe-form input::placeholder{color:#91a4b9}
    .cta-panel{background:linear-gradient(115deg,#0d4fae,#1769e0 60%,#3187f0);padding:48px;border-radius:25px;color:#fff;display:grid;grid-template-columns:1fr auto;gap:25px;align-items:center;box-shadow:var(--shadow-lg)}
    .cta-panel h2{color:#fff;font-size:35px;margin-bottom:10px}
    .cta-panel p{color:#d7e8ff;max-width:700px;margin:0}
    .cta-panel .button-custom{background:#fff;color:var(--blue);white-space:nowrap}
    .cta-panel .button-custom:hover{background:#e8f3ff}
    .responsible{background:#fff7e8;border:1px solid #ffe1aa;border-radius:14px;padding:18px 20px;color:#77541b;font-size:14px}
    .responsible i{margin-right:8px;color:#dc9415}
    footer{background:#08192f;color:#b9cbe0;padding:55px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.4fr repeat(2,.7fr);gap:32px;padding-bottom:34px;border-bottom:1px solid rgba(185,211,238,.16)}
    .footer-brand{color:#fff;font-size:21px;font-weight:850;margin-bottom:11px}
    .footer-brand i{color:#79b3ff;margin-right:7px}
    .footer-text{font-size:13px;line-height:1.85;margin:0;max-width:410px}
    .footer-title{font-weight:850;color:#fff;margin:4px 0 10px}
    .footer-links{display:grid;gap:7px;font-size:13px}
    .footer-links a:hover{color:#80b8ff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;align-items:center;padding-top:20px;font-size:12px;flex-wrap:wrap}
    .footer-bottom a{color:#b9cbe0}
    .footer-bottom a:hover{color:#fff}
    .fixed-cta{position:fixed;right:20px;bottom:20px;z-index:80;background:var(--deep);border:1px solid rgba(255,255,255,.18);color:#fff;border-radius:99px;padding:11px 17px;font-weight:800;font-size:14px;box-shadow:0 12px 28px rgba(5,22,45,.28)}
    .fixed-cta:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}
    @media(max-width:1024px){
      .desktop-nav a{font-size:13px;padding:8px 7px}
      .hero-stage{grid-template-columns:1fr 1.3fr 1fr;gap:14px}
      .hero-note{padding:16px}
      .topic-grid{grid-template-columns:repeat(2,1fr)}
      .stats-grid,.promise-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .nav-wrap{height:66px}
      .desktop-nav{display:none}.menu-toggle{display:inline-grid;place-items:center}
      .hero{padding:35px 0 42px}.hero-stage{grid-template-columns:1fr;max-width:470px;margin-left:auto;margin-right:auto}
      .hero-note{display:none}.stage-card{order:-1}
      .section{padding:58px 0}
      .portrait-layout,.ranking,.news-layout,.deep-columns,.faq-wrap,.story-wrap,.cta-panel{grid-template-columns:1fr;gap:28px}
      .portrait-frame{max-width:360px}.portrait-frame img{height:430px}
      .story-stamp{width:135px;height:135px;font-size:15px}
      .faq-intro{position:static}
      .testimonial-wall{grid-template-columns:1fr}
      .subscribe-row{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:520px){
      .container{width:min(calc(100% - 28px),var(--max))}
      h1{font-size:35px}.hero-top p{font-size:15px}
      .stage-card{padding:22px 15px}.playing-card{width:61px;height:87px}.playing-card b{font-size:21px}
      .stats-grid,.topic-grid,.promise-grid{grid-template-columns:1fr}
      .section-head{margin-bottom:24px}.section-head p{font-size:15px}
      .floating-tag{right:-4px;bottom:16px;padding:11px;font-size:12px}
      .ranking-panel{padding:4px 15px}.rank-row{grid-template-columns:35px 1fr}
      .rank-badge{display:none}
      .subscribe-form{flex-direction:column}.subscribe-form input{width:100%}
      .cta-panel{padding:30px 24px}.cta-panel h2{font-size:28px}
      .footer-grid{grid-template-columns:1fr;gap:21px}.footer-bottom{align-items:flex-start;flex-direction:column}
      .fixed-cta{right:14px;bottom:14px}
    }

/* roulang page: category2 */
:root{
 --ink:#12233d;--deep:#0b1c35;--blue:#1769e0;--blue-dark:#0c4eb3;--sky:#eaf4ff;--mint:#29b993;--gold:#ffb43f;--paper:#fff;--ground:#f5f9fe;--line:#dce8f5;--muted:#61738b;--radius:18px;--radius-sm:12px;--shadow:0 15px 36px rgba(22,67,120,.10);--shadow-lg:0 28px 70px rgba(13,49,94,.17);--max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ground);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);font-size:16px;line-height:1.8}
a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease}
img{display:block;max-width:100%;height:auto}
button,input{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(23,105,224,.3);outline-offset:3px}
.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,245,.9)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:.03em;color:var(--deep);white-space:nowrap}
.brand-mark{width:37px;height:37px;border-radius:12px;background:linear-gradient(135deg,var(--blue),#57a0ff);color:#fff;display:grid;place-items:center;box-shadow:0 8px 18px rgba(23,105,224,.25);font-size:17px}
.desktop-nav{display:flex;align-items:center;justify-content:flex-end;gap:4px}
.desktop-nav a{padding:8px 10px;border-radius:9px;font-size:14px;font-weight:600;color:#4f627c;white-space:nowrap}
.desktop-nav a:hover,.desktop-nav a.active{background:var(--sky);color:var(--blue)}
.nav-cta{padding:10px 15px!important;background:var(--blue)!important;color:#fff!important;box-shadow:0 8px 16px rgba(23,105,224,.20)}
.nav-cta:hover{background:var(--blue-dark)!important;transform:translateY(-1px)}
.menu-toggle{display:none;border:0;background:var(--sky);color:var(--blue);width:42px;height:42px;border-radius:11px;cursor:pointer}
.mobile-menu{display:none;padding:0 20px 18px;background:#fff;border-top:1px solid var(--line)}
.mobile-menu.open{display:grid}
.mobile-menu a{padding:10px 4px;border-bottom:1px solid #edf3f9;color:var(--ink);font-weight:650}
.section{padding:82px 0}
.section-white{background:#fff}
.section-deep{background:var(--deep);color:#fff}
.section-head{max-width:760px;margin-bottom:34px}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.section-kicker{display:block;margin-bottom:7px;color:var(--blue);font-size:13px;font-weight:850;letter-spacing:.12em}
.section-deep .section-kicker{color:#82b9ff}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(35px,4.5vw,58px);line-height:1.2;letter-spacing:-.045em}
h2{font-size:clamp(27px,3vw,38px);line-height:1.3;letter-spacing:-.03em;margin-bottom:13px}
h3{font-size:19px;line-height:1.45;margin-bottom:8px}
.section-head p{margin:0;color:var(--muted)}
.section-deep .section-head p{color:#bfd0e4}
.button-custom{border:0;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:11px;font-weight:800;cursor:pointer;background:var(--blue);color:#fff;box-shadow:0 9px 18px rgba(23,105,224,.22)}
.button-custom:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}
.button-light{background:#fff;color:var(--blue);box-shadow:none}
.button-light:hover{background:#eaf4ff;color:var(--blue-dark)}
.crumb{padding:17px 0;color:#69809b;font-size:14px}
.crumb a{color:var(--blue);font-weight:700}
.crumb span{padding:0 8px;color:#a5b5c7}
.inner-hero{position:relative;overflow:hidden;padding:68px 0 72px;background:var(--deep);color:#fff}
.inner-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,27,55,.97) 4%,rgba(11,35,70,.91) 48%,rgba(11,31,59,.71)),url("/assets/images/backpic/back-2.webp") center/cover}
.inner-hero .container{position:relative}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);gap:52px;align-items:center}
.hero-copy p{font-size:17px;color:#c9dbf0;max-width:640px;margin-bottom:25px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:18px;padding:6px 12px;border:1px solid rgba(140,191,255,.27);border-radius:99px;background:rgba(116,176,255,.12);color:#b8d7ff;font-size:13px;font-weight:800}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.data-board{padding:20px;border:1px solid rgba(179,213,255,.25);border-radius:24px;background:rgba(255,255,255,.09);box-shadow:var(--shadow-lg);backdrop-filter:blur(8px)}
.board-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;color:#dcebff;font-weight:800}
.live-dot{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:#94e8d1}
.live-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 5px rgba(41,185,147,.14)}
.rank-row{display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:10px;padding:12px 0;border-top:1px solid rgba(202,226,255,.17)}
.rank-num{font-weight:850;color:#91bfff}
.rank-name{font-weight:750;color:#fff}
.rank-bar{height:7px;margin-top:5px;border-radius:99px;background:rgba(255,255,255,.14);overflow:hidden}
.rank-bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#77b4ff,#35d2b1)}
.rank-value{font-size:13px;font-weight:800;color:#cce2ff}
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:-32px;position:relative;z-index:2}
.stat-card{min-height:126px;padding:21px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
.stat-card strong{display:block;color:var(--blue);font-size:26px;line-height:1.15;margin-bottom:8px}
.stat-card span{display:block;color:var(--muted);font-size:14px;line-height:1.55}
.split-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:62px;align-items:center}
.visual-image{position:relative}
.visual-image img{width:100%;height:440px;object-fit:cover;border-radius:25px;box-shadow:var(--shadow-lg)}
.image-note{position:absolute;left:22px;right:22px;bottom:21px;padding:15px 17px;border-radius:14px;background:rgba(255,255,255,.93);color:var(--ink);box-shadow:var(--shadow);font-size:14px;font-weight:700}
.image-note i{color:var(--gold);margin-right:7px}
.text-block p{color:#52677f;margin-bottom:16px}
.check-list{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
.check-list li{display:flex;gap:11px;align-items:flex-start;color:#41566f}
.check-list i{color:var(--mint);margin-top:6px}
.odd-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.odd-card{padding:25px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 8px 24px rgba(31,78,128,.05)}
.odd-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.odd-card .icon{width:47px;height:47px;display:grid;place-items:center;border-radius:14px;background:var(--sky);color:var(--blue);font-size:20px;margin-bottom:17px}
.odd-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
.pill{display:inline-block;margin-top:15px;padding:4px 9px;border-radius:99px;background:#edf7f4;color:#16866d;font-size:12px;font-weight:850}
.compare-panel{overflow:hidden;border:1px solid #214c83;border-radius:24px;background:#102b52;box-shadow:var(--shadow-lg)}
.compare-top{padding:33px 37px 27px;color:#fff;background:linear-gradient(135deg,#123d77,#0f2b55)}
.compare-top p{margin:0;color:#c4daf3}
.compare-body{display:grid;grid-template-columns:1fr 1fr;background:#fff}
.compare-item{padding:29px 35px}
.compare-item+ .compare-item{border-left:1px solid var(--line)}
.compare-item h3{color:var(--deep)}
.compare-item p{color:var(--muted);font-size:14px}
.mini-list{list-style:none;padding:0;margin:16px 0 0}
.mini-list li{display:flex;justify-content:space-between;gap:14px;padding:10px 0;border-bottom:1px solid #eaf0f6;font-size:14px}
.mini-list li:last-child{border:0}
.mini-list span:last-child{font-weight:800;color:var(--blue);white-space:nowrap}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.flow-card{position:relative;padding:24px 20px;border-radius:18px;background:#fff;border:1px solid var(--line)}
.flow-card:after{content:"";position:absolute;top:42px;right:-10px;width:19px;height:2px;background:#b8d1ed}
.flow-card:last-child:after{display:none}
.flow-no{display:grid;place-items:center;width:35px;height:35px;margin-bottom:16px;border-radius:50%;background:var(--blue);color:#fff;font-weight:850;font-size:14px}
.flow-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.scenario-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:21px}
.scenario-main{overflow:hidden;display:grid;grid-template-columns:.92fr 1.08fr;border:1px solid var(--line);border-radius:23px;background:#fff;box-shadow:var(--shadow)}
.scenario-main img{width:100%;height:100%;min-height:340px;object-fit:cover}
.scenario-content{padding:35px}
.scenario-content p{color:var(--muted)}
.tip-stack{display:grid;gap:21px}
.tip-card{padding:25px;border-radius:20px;background:#eaf4ff;border:1px solid #d5e8ff}
.tip-card:nth-child(2){background:#edf9f5;border-color:#d5eee6}
.tip-card h3 i{margin-right:8px;color:var(--blue)}
.tip-card:nth-child(2) h3 i{color:var(--mint)}
.tip-card p{margin:0;color:#50667e;font-size:14px}
.faq-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:62px;align-items:start}
.faq-list{display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden}
.faq-question{width:100%;display:flex;justify-content:space-between;gap:15px;align-items:center;padding:18px 20px;border:0;background:#fff;color:var(--ink);text-align:left;font-weight:800;cursor:pointer}
.faq-question i{color:var(--blue);transition:transform .2s ease}
.faq-answer{display:none;padding:0 20px 19px;color:var(--muted);font-size:14px;line-height:1.8}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question i{transform:rotate(45deg)}
.cta-box{position:relative;overflow:hidden;padding:50px 56px;border-radius:26px;background:linear-gradient(125deg,#0d3874,#1769e0);color:#fff;box-shadow:var(--shadow-lg)}
.cta-box:after{content:"♠";position:absolute;right:46px;top:-35px;color:rgba(255,255,255,.11);font-size:210px;line-height:1}
.cta-box>*{position:relative}
.cta-box p{max-width:690px;color:#d7e9ff;margin-bottom:23px}
.subscribe-form{display:flex;gap:10px;max-width:580px}
.subscribe-form input{flex:1;min-width:0;border:1px solid rgba(255,255,255,.4);border-radius:11px;background:#fff;padding:12px 14px;color:var(--ink)}
.subscribe-form button{white-space:nowrap}
.form-note{display:block;margin-top:12px;color:#c4ddf8;font-size:12px}
footer{padding:58px 0 22px;background:#08182e;color:#d1deed}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:55px;padding-bottom:38px}
.footer-brand{margin-bottom:12px;color:#fff;font-size:21px;font-weight:850}
.footer-brand i{color:#81b8ff;margin-right:8px}
.footer-text{max-width:470px;margin:0;color:#a9bed5;font-size:14px;line-height:1.85}
.footer-title{margin-bottom:13px;color:#fff;font-weight:800}
.footer-links{display:grid;gap:8px}
.footer-links a{color:#a9bed5;font-size:14px}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding-top:20px;border-top:1px solid rgba(185,210,239,.14);color:#91a9c3;font-size:12px}
.footer-bottom a:hover{color:#fff}
@media(max-width:1080px){
 .desktop-nav a{padding:8px 7px;font-size:13px}.hero-grid{gap:30px}.split-grid,.faq-wrap{gap:38px}.stat-strip{grid-template-columns:repeat(2,1fr)}.flow-grid{grid-template-columns:repeat(2,1fr)}.flow-card:nth-child(2):after{display:none}
}
@media(max-width:860px){
 .desktop-nav{display:none}.menu-toggle{display:grid;place-items:center}.hero-grid,.split-grid,.faq-wrap,.scenario-grid{grid-template-columns:1fr}.hero-copy{max-width:680px}.data-board{max-width:610px}.split-grid{gap:35px}.visual-image img{height:340px}.odd-grid{grid-template-columns:repeat(2,1fr)}.scenario-main{grid-template-columns:1fr}.scenario-main img{height:270px;min-height:0}.faq-wrap{gap:24px}.footer-grid{grid-template-columns:1.3fr 1fr}
}
@media(max-width:600px){
 body{font-size:15px}.container{width:min(calc(100% - 28px),var(--max))}.nav-wrap{height:68px}.brand{font-size:19px}.inner-hero{padding:48px 0 54px}.hero-copy p{font-size:16px}.section{padding:58px 0}.stat-strip{margin-top:-18px;gap:10px}.stat-card{min-height:108px;padding:16px}.stat-card strong{font-size:22px}.odd-grid,.flow-grid{grid-template-columns:1fr}.flow-card:after{display:none}.compare-top{padding:27px 23px}.compare-body{grid-template-columns:1fr}.compare-item{padding:24px}.compare-item+.compare-item{border-left:0;border-top:1px solid var(--line)}.scenario-content{padding:26px}.cta-box{padding:35px 24px}.cta-box:after{right:-12px;font-size:155px}.subscribe-form{flex-direction:column}.footer-grid{grid-template-columns:1fr;gap:27px}.footer-bottom{display:grid}.visual-image img{height:285px}.image-note{left:14px;right:14px;bottom:14px}.hero-actions .button-custom{width:100%}
}

/* roulang page: category1 */
:root{--ink:#12233d;--deep:#0b1c35;--blue:#1769e0;--blue-dark:#0c4eb3;--sky:#eaf4ff;--mint:#29b993;--gold:#ffb43f;--paper:#fff;--ground:#f5f9fe;--line:#dce8f5;--muted:#61738b;--radius:18px;--radius-sm:12px;--shadow:0 15px 36px rgba(22,67,120,.10);--shadow-lg:0 28px 70px rgba(13,49,94,.17);--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ground);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease,background .2s ease,border-color .2s ease}img{display:block;max-width:100%;height:auto}button,input{font:inherit}.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,245,.9)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:.03em;color:var(--deep);white-space:nowrap}.brand-mark{width:37px;height:37px;border-radius:12px;background:linear-gradient(135deg,var(--blue),#57a0ff);color:#fff;display:grid;place-items:center;box-shadow:0 8px 18px rgba(23,105,224,.25);font-size:17px}.desktop-nav{display:flex;align-items:center;justify-content:flex-end;gap:4px}.desktop-nav a{padding:8px 10px;border-radius:9px;font-size:14px;font-weight:600;color:#4f627c;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a.active{background:var(--sky);color:var(--blue)}.nav-cta{padding:10px 15px!important;background:var(--blue)!important;color:#fff!important;box-shadow:0 8px 16px rgba(23,105,224,.20)}.nav-cta:hover{background:var(--blue-dark)!important;transform:translateY(-1px)}.menu-toggle{display:none;border:0;background:var(--sky);color:var(--blue);width:42px;height:42px;border-radius:11px;cursor:pointer}.mobile-menu{display:none;padding:0 20px 18px;background:#fff;border-top:1px solid var(--line)}.mobile-menu.open{display:grid}.mobile-menu a{padding:10px 4px;border-bottom:1px solid #edf3f9;color:var(--ink);font-weight:650}.mobile-menu a.active{color:var(--blue)}
.hero{position:relative;overflow:hidden;padding:62px 0 58px;background:var(--sky);border-bottom:1px solid var(--line)}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(245,250,255,.97),rgba(234,244,255,.87)),url("/assets/images/backpic/back-2.webp") center/cover;opacity:.96}.hero .container{position:relative}.breadcrumb{display:flex;flex-wrap:wrap;gap:9px;align-items:center;color:#61738b;font-size:14px;margin-bottom:23px}.breadcrumb i{font-size:10px;color:#8ca0b8}.eyebrow{display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:99px;background:rgba(255,255,255,.9);border:1px solid rgba(23,105,224,.15);color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.06em}.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);gap:52px;align-items:center}.hero h1{font-size:clamp(34px,4.2vw,56px);line-height:1.22;letter-spacing:-.04em;margin:17px 0;color:var(--deep)}.hero p{margin:0;color:#486078;font-size:17px;max-width:650px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.button-custom{border:0;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:11px;font-weight:800;cursor:pointer;background:var(--blue);color:#fff;box-shadow:0 9px 18px rgba(23,105,224,.22)}.button-custom:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}.button-ghost{background:#fff;color:var(--blue);border:1px solid #cfe1f7;box-shadow:none}.button-ghost:hover{background:var(--sky);color:var(--blue-dark);transform:translateY(-2px)}
.rules-board{padding:22px;background:#fff;border:1px solid rgba(255,255,255,.96);border-radius:25px;box-shadow:var(--shadow-lg)}.board-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:14px;border-bottom:1px solid var(--line);font-weight:800}.live-dot{display:flex;align-items:center;gap:7px;color:#289679;font-size:13px}.live-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 5px #dff8f0}.step-matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin-top:16px}.matrix-item{padding:15px;border-radius:14px;background:#f7fbff;border:1px solid #e2edf8}.matrix-icon{width:34px;height:34px;display:grid;place-items:center;background:var(--sky);border-radius:10px;color:var(--blue);margin-bottom:9px}.matrix-item b{display:block;font-size:14px}.matrix-item span{display:block;font-size:12px;color:var(--muted);margin-top:2px}.status-bar{margin-top:17px;padding:12px 14px;background:#0d315f;color:#d7e9ff;border-radius:12px;font-size:13px}.status-bar i{color:var(--gold);margin-right:7px}
.section{padding:76px 0}.section-white{background:#fff}.section-deep{background:var(--deep);color:#fff}.section-head{max-width:770px;margin-bottom:34px}.section-kicker{color:var(--blue);font-size:13px;font-weight:850;letter-spacing:.1em}.section-head h2{font-size:clamp(26px,3vw,37px);line-height:1.35;margin:8px 0 12px;letter-spacing:-.025em}.section-head p{margin:0;color:var(--muted)}.section-deep .section-kicker{color:#83baff}.section-deep h2{color:#fff}.section-deep .section-head p{color:#bcd0e6}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.metric{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 8px 22px rgba(31,78,128,.05)}.metric strong{display:block;color:var(--blue);font-size:28px;line-height:1.2;margin-bottom:7px}.metric span{font-size:14px;color:var(--muted);line-height:1.65}
.split-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}.image-frame{position:relative}.image-frame img{width:100%;height:430px;object-fit:cover;border-radius:25px;box-shadow:var(--shadow-lg)}.image-badge{position:absolute;right:-16px;bottom:28px;padding:14px 17px;border-radius:14px;background:#fff;box-shadow:var(--shadow);font-weight:800;font-size:14px}.image-badge i{color:var(--gold);margin-right:6px}.text-panel p{color:#4b6078;margin:0 0 16px}.check-list{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:12px}.check-list li{display:flex;gap:11px;align-items:flex-start;color:#41566f}.check-list i{color:var(--mint);margin-top:6px}
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.flow-card{position:relative;padding:23px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 9px 22px rgba(31,78,128,.06)}.flow-card:not(:last-child):after{content:"";position:absolute;width:22px;height:2px;background:#9fc6f6;right:-18px;top:50%;z-index:2}.flow-num{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--blue);color:#fff;font-size:13px;font-weight:800;margin-bottom:16px}.flow-card h3{font-size:17px;margin:0 0 8px}.flow-card p{color:var(--muted);font-size:14px;line-height:1.72;margin:0}
.action-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.action-card{padding:27px;border-radius:var(--radius);background:#eff7ff;border:1px solid #d8eaff}.action-card:nth-child(2){background:#fff8ea;border-color:#fde5b9}.action-card:nth-child(3){background:#edfbf7;border-color:#d0f2e8}.action-card:nth-child(4){background:#fff2f3;border-color:#f9dadd}.action-card i{font-size:23px;color:var(--blue);margin-bottom:13px}.action-card:nth-child(2) i{color:#d89012}.action-card:nth-child(3) i{color:#169a78}.action-card:nth-child(4) i{color:#d55b68}.action-card h3{margin:0 0 8px;font-size:19px}.action-card p{margin:0;color:#526881;font-size:14px}
.compare-wrap{border-radius:24px;overflow:hidden;border:1px solid #234d7f;background:#102e57;box-shadow:var(--shadow-lg)}.compare-head,.compare-row{display:grid;grid-template-columns:1.1fr 1fr 1fr}.compare-head{background:#0a2344;color:#a9cdf4;font-size:13px;font-weight:800;letter-spacing:.04em}.compare-head div,.compare-row div{padding:17px 20px}.compare-row{background:rgba(255,255,255,.03);color:#edf6ff;border-top:1px solid rgba(180,212,244,.14)}.compare-row div:first-child{font-weight:800;color:#fff}.compare-row span{color:#b9d2eb;font-size:14px}.compare-row i{color:var(--gold);margin-right:6px}
.etiquette-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:19px}.etiquette{padding:25px;background:#fff;border-radius:var(--radius);border:1px solid var(--line);box-shadow:0 8px 22px rgba(31,78,128,.05)}.etiquette .round-icon{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;background:var(--sky);color:var(--blue);font-size:19px;margin-bottom:15px}.etiquette h3{margin:0 0 8px;font-size:18px}.etiquette p{margin:0;color:var(--muted);font-size:14px}
.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;padding:19px 21px;border:0;background:#fff;color:var(--ink);font-weight:800;cursor:pointer}.faq-question i{color:var(--blue);transition:transform .2s}.faq-answer{display:none;padding:0 21px 20px;color:#526881;font-size:15px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question i{transform:rotate(45deg)}
.cta{padding:0 0 78px}.cta-box{position:relative;overflow:hidden;background:linear-gradient(130deg,#1264d4,#0c3f8f);border-radius:26px;padding:45px 50px;color:#fff;box-shadow:var(--shadow-lg)}.cta-box:after{content:"♠";position:absolute;right:45px;bottom:-83px;font-size:240px;line-height:1;color:rgba(255,255,255,.1)}.cta-box h2{position:relative;margin:0 0 9px;font-size:31px}.cta-box p{position:relative;max-width:700px;margin:0;color:#d5e8ff}.subscribe-form{position:relative;display:flex;gap:10px;max-width:590px;margin-top:23px}.subscribe-form input{flex:1;min-width:0;border:1px solid rgba(255,255,255,.46);border-radius:11px;background:rgba(255,255,255,.13);color:#fff;padding:12px 14px;outline:none}.subscribe-form input::placeholder{color:#cce2ff}.subscribe-form input:focus{border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.18)}.subscribe-form button{background:#fff;color:var(--blue);border:0}.subscribe-form button:hover{background:#e8f3ff}.form-note{position:relative;font-size:12px;color:#cde2fa;margin:10px 0 0}
footer{background:#08182e;color:#c5d7e9;padding:58px 0 23px}.footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:48px}.footer-brand{font-size:21px;font-weight:850;color:#fff;margin-bottom:13px}.footer-brand i{color:#70b3ff;margin-right:7px}.footer-text{margin:0;max-width:460px;font-size:14px;line-height:1.8}.footer-title{font-size:15px;color:#fff;font-weight:800;margin-bottom:13px}.footer-links{display:grid;gap:8px}.footer-links a{font-size:14px;color:#bcd0e6}.footer-links a:hover{color:#7fbcff}.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:42px;padding-top:20px;border-top:1px solid rgba(191,217,242,.16);font-size:12px;color:#91a9c0}.footer-bottom a:hover{color:#fff}
@media(max-width:1100px){.desktop-nav a{font-size:13px;padding:8px 7px}.hero-grid{gap:30px}.flow{grid-template-columns:repeat(5,1fr)}.flow-card{padding:18px 14px}.flow-card:not(:last-child):after{display:none}}@media(max-width:900px){.desktop-nav{display:none}.menu-toggle{display:grid;place-items:center}.hero-grid,.split-layout{grid-template-columns:1fr}.hero-grid{gap:28px}.hero h1{max-width:700px}.rules-board{max-width:600px}.metrics{grid-template-columns:repeat(2,1fr)}.flow{grid-template-columns:repeat(3,1fr)}.etiquette-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}}@media(max-width:640px){.container{width:min(calc(100% - 28px),var(--max)}.nav-wrap{height:68px}.hero{padding:43px 0}.hero h1{font-size:35px}.hero p{font-size:16px}.section{padding:56px 0}.section-head{margin-bottom:25px}.metrics,.action-grid,.etiquette-grid,.flow{grid-template-columns:1fr}.image-frame img{height:300px}.image-badge{right:10px;bottom:16px}.compare-head,.compare-row{grid-template-columns:1fr 1fr}.compare-head div:nth-child(3),.compare-row div:nth-child(3){display:none}.compare-head div,.compare-row div{padding:14px}.cta{padding-bottom:56px}.cta-box{padding:32px 23px}.cta-box h2{font-size:25px}.subscribe-form{flex-direction:column}.subscribe-form button{width:100%}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{justify-content:flex-start}.hero-actions .button-custom{width:100%}}

/* roulang page: category3 */
:root{
--ink:#12233d;--deep:#0b1c35;--blue:#1769e0;--blue-dark:#0c4eb3;--sky:#eaf4ff;--mint:#29b993;--gold:#ffb43f;--paper:#fff;--ground:#f5f9fe;--line:#dce8f5;--muted:#61738b;--radius:18px;--radius-sm:12px;--shadow:0 15px 36px rgba(22,67,120,.10);--shadow-lg:0 28px 70px rgba(13,49,94,.17);--max:1180px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ground);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);font-size:16px;line-height:1.82}
a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease}
img{display:block;max-width:100%;height:auto}
button,input{font:inherit}
button{border:0}
h1,h2,h3,h4,p{margin-top:0}
h1,h2,h3{color:var(--deep);line-height:1.3}
h2{font-size:34px;letter-spacing:-.025em;margin-bottom:14px}
h3{font-size:20px;margin-bottom:10px}
.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,245,.9)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:.03em;color:var(--deep);white-space:nowrap}
.brand-mark{width:37px;height:37px;border-radius:12px;background:linear-gradient(135deg,var(--blue),#57a0ff);color:#fff;display:grid;place-items:center;box-shadow:0 8px 18px rgba(23,105,224,.25);font-size:17px}
.desktop-nav{display:flex;align-items:center;justify-content:flex-end;gap:4px}
.desktop-nav a{padding:8px 10px;border-radius:9px;font-size:14px;font-weight:600;color:#4f627c;white-space:nowrap}
.desktop-nav a:hover,.desktop-nav a.active{background:var(--sky);color:var(--blue)}
.nav-cta{padding:10px 15px!important;background:var(--blue)!important;color:#fff!important;box-shadow:0 8px 16px rgba(23,105,224,.20)}
.nav-cta:hover{background:var(--blue-dark)!important;transform:translateY(-1px)}
.menu-toggle{display:none;border:0;background:var(--sky);color:var(--blue);width:42px;height:42px;border-radius:11px;cursor:pointer}
.menu-toggle:focus-visible,a:focus-visible,.button-custom:focus-visible,input:focus-visible{outline:3px solid rgba(23,105,224,.32);outline-offset:3px}
.mobile-menu{display:none;padding:0 20px 18px;background:#fff;border-top:1px solid var(--line)}
.mobile-menu.open{display:grid}
.mobile-menu a{padding:10px 4px;border-bottom:1px solid #edf3f9;color:var(--ink);font-weight:650}
.mobile-menu a.active{color:var(--blue)}
.page-hero{position:relative;overflow:hidden;padding:78px 0 68px;background:#eaf4ff;border-bottom:1px solid var(--line)}
.page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(241,248,255,.96) 5%,rgba(235,246,255,.83) 53%,rgba(237,247,255,.61)),url("/assets/images/backpic/back-2.webp") center/cover}
.page-hero .container{position:relative}
.breadcrumb{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:14px;margin-bottom:21px}
.breadcrumb i{font-size:10px;color:#91a6be}
.eyebrow{display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:99px;background:rgba(255,255,255,.88);border:1px solid rgba(23,105,224,.15);color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.06em}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.07fr) minmax(340px,.93fr);gap:58px;align-items:center}
.hero-copy h1{font-size:48px;letter-spacing:-.045em;margin:16px 0 18px;max-width:680px}
.hero-copy p{font-size:17px;color:#486078;max-width:655px;margin-bottom:26px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.button-custom{border:0;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:11px;font-weight:800;cursor:pointer;background:var(--blue);color:#fff;box-shadow:0 9px 18px rgba(23,105,224,.22)}
.button-custom:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}
.button-outline{background:#fff;color:var(--blue);border:1px solid #bdd7f7;box-shadow:none}
.button-outline:hover{background:var(--sky);color:var(--blue-dark);border-color:#8bbbf4}
.goal-panel{background:#fff;border:1px solid rgba(255,255,255,.94);border-radius:26px;padding:25px;box-shadow:var(--shadow-lg)}
.goal-top{display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);padding-bottom:18px}
.goal-top strong{font-size:18px}
.goal-top span{font-size:13px;background:#eaf8f4;color:#188467;font-weight:800;padding:5px 10px;border-radius:99px}
.goal-body{display:flex;align-items:center;gap:24px;padding:22px 0 18px}
.progress-ring{width:116px;height:116px;flex:0 0 116px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--blue) 0 72%,#dbeafb 72% 100%);position:relative}
.progress-ring:after{content:"";position:absolute;width:88px;height:88px;background:#fff;border-radius:50%}
.progress-ring b{position:relative;z-index:1;font-size:22px;color:var(--blue)}
.goal-number strong{display:block;font-size:28px;color:var(--deep);line-height:1.2}
.goal-number p{color:var(--muted);font-size:14px;margin:7px 0 0;line-height:1.65}
.tier-list{display:grid;gap:9px}
.tier{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 13px;border:1px solid var(--line);border-radius:11px;background:#fbfdff;font-size:14px}
.tier b{color:var(--deep)}
.tier span{color:var(--blue);font-weight:800;font-size:13px}
.section{padding:78px 0}
.section-white{background:#fff}
.section-soft{background:var(--ground)}
.section-deep{background:var(--deep);color:#fff}
.section-head{max-width:760px;margin-bottom:34px}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.section-kicker{color:var(--blue);font-size:13px;font-weight:850;letter-spacing:.1em;margin-bottom:8px}
.section-head p{font-size:16px;color:var(--muted);margin:0}
.section-deep h2{color:#fff}
.section-deep .section-kicker{color:#83baff}
.section-deep .section-head p{color:#bcd0e6}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px;box-shadow:0 8px 22px rgba(31,78,128,.05)}
.metric i{color:var(--blue);font-size:20px;margin-bottom:15px}
.metric strong{display:block;font-size:30px;line-height:1.1;margin-bottom:7px}
.metric p{font-size:14px;color:var(--muted);margin:0;line-height:1.65}
.intro-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:60px;align-items:center}
.image-frame{position:relative}
.image-frame img{width:100%;height:440px;object-fit:cover;border-radius:25px;box-shadow:var(--shadow-lg)}
.image-badge{position:absolute;right:-18px;bottom:25px;padding:15px 17px;border-radius:14px;background:#fff;box-shadow:var(--shadow);font-size:14px;font-weight:800;color:var(--deep)}
.image-badge i{color:var(--gold);margin-right:6px}
.copy-lead{font-size:18px;line-height:1.9;color:#304b6b}
.check-list{list-style:none;padding:0;margin:23px 0 0;display:grid;gap:12px}
.check-list li{display:flex;gap:11px;align-items:flex-start;color:#41566f}
.check-list i{color:var(--mint);margin-top:6px}
.position-layout{display:grid;grid-template-columns:340px 1fr;gap:30px;align-items:stretch}
.position-map{background:linear-gradient(160deg,#123c76,#0b2751);border-radius:24px;padding:29px;color:#fff;box-shadow:var(--shadow-lg)}
.position-map h3{color:#fff;font-size:23px}
.position-map p{color:#c5dcf6;font-size:14px;margin-bottom:23px}
.table-visual{position:relative;margin:22px auto 0;width:245px;height:164px;border:10px solid #e2bb77;border-radius:50%;background:#19764f;box-shadow:inset 0 0 0 3px #075539,0 10px 24px rgba(0,0,0,.22)}
.seat{position:absolute;width:37px;height:37px;display:grid;place-items:center;background:#f7fbff;color:var(--deep);border-radius:50%;font-size:11px;font-weight:900;border:2px solid #bcd8f5}
.seat.s1{top:-25px;left:99px}.seat.s2{top:0;right:2px}.seat.s3{bottom:-20px;right:25px}.seat.s4{bottom:-21px;left:32px}.seat.s5{top:3px;left:0}.seat.s6{bottom:35px;left:-23px}
.position-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.position-card{background:#fff;border:1px solid var(--line);padding:22px;border-radius:var(--radius);box-shadow:0 8px 22px rgba(31,78,128,.05)}
.position-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#b9d8fa}
.position-card .tag{display:inline-block;color:var(--blue);background:var(--sky);font-weight:800;padding:4px 9px;border-radius:7px;font-size:12px;margin-bottom:11px}
.position-card p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}
.flow-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
.flow-item{display:grid;grid-template-columns:70px 1fr auto;gap:22px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 23px;box-shadow:0 8px 22px rgba(31,78,128,.05)}
.flow-num{font-size:27px;font-weight:900;color:#9bc4f3;line-height:1}
.flow-item h3{margin:0 0 4px}
.flow-item p{margin:0;color:var(--muted);font-size:14px}
.flow-icon{width:43px;height:43px;border-radius:50%;display:grid;place-items:center;background:var(--sky);color:var(--blue)}
.compare-wrap{overflow:hidden;border:1px solid #254e80;border-radius:22px;background:#10305b;box-shadow:var(--shadow-lg)}
.compare-head,.compare-row{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:0}
.compare-head{background:#0a2345;color:#bcd7f4;font-size:13px;font-weight:800}
.compare-head div,.compare-row div{padding:18px 21px;border-right:1px solid rgba(198,224,249,.14)}
.compare-head div:last-child,.compare-row div:last-child{border-right:0}
.compare-row{color:#e6f2ff;border-top:1px solid rgba(198,224,249,.14)}
.compare-row div:first-child{font-weight:800;color:#fff}
.compare-row div:not(:first-child){font-size:14px;color:#c4d9ee}
.compare-row i{color:#72cdb5;margin-right:7px}
.scene-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:25px}
.scene-card{position:relative;overflow:hidden;min-height:325px;border-radius:23px;color:#fff;box-shadow:var(--shadow)}
.scene-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.scene-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,26,53,.9),rgba(10,42,79,.18))}
.scene-content{position:absolute;z-index:1;left:29px;right:29px;bottom:26px}
.scene-content h3{color:#fff;margin-bottom:8px}
.scene-content p{margin:0;color:#d9e9fa;font-size:14px}
.note-card{background:#fff;border:1px solid var(--line);border-radius:23px;padding:30px;box-shadow:var(--shadow)}
.note-card h3{font-size:25px}
.note-card p{color:var(--muted)}
.note-card ul{padding-left:19px;color:#41566f;margin:18px 0 0}
.note-card li{margin-bottom:11px}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 23px;box-shadow:0 8px 22px rgba(31,78,128,.05)}
.faq-item h3{font-size:17px;display:flex;gap:10px;align-items:flex-start}
.faq-item h3 i{color:var(--blue);margin-top:4px}
.faq-item p{font-size:14px;color:var(--muted);margin:0}
.cta-box{background:linear-gradient(120deg,#0b2751,#1769e0);border-radius:27px;padding:47px 52px;position:relative;overflow:hidden;color:#fff;display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px;box-shadow:var(--shadow-lg)}
.cta-box:after{content:"♠";position:absolute;right:28px;top:-41px;font-size:170px;color:rgba(255,255,255,.08);line-height:1}
.cta-box h2{color:#fff;font-size:33px;margin-bottom:10px}
.cta-box p{max-width:670px;color:#cce2fa;margin:0}
.subscribe-form{position:relative;z-index:1;display:flex;gap:9px;background:#fff;padding:6px;border-radius:13px}
.subscribe-form input{width:210px;border:0;outline:0;padding:0 11px;color:var(--ink);background:transparent;font-size:14px}
.subscribe-form button{white-space:nowrap}
footer{background:#091a31;color:#d5e2f0;padding:59px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.55fr .7fr .7fr;gap:55px;padding-bottom:41px}
.footer-brand{font-weight:900;color:#fff;font-size:21px;margin-bottom:13px}
.footer-brand i{color:#70adff;margin-right:8px}
.footer-text{color:#9db4cb;font-size:14px;line-height:1.8;margin:0;max-width:480px}
.footer-title{color:#fff;font-weight:800;margin-bottom:13px}
.footer-links{display:grid;gap:8px}
.footer-links a{font-size:14px;color:#a9bdd1}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{border-top:1px solid rgba(189,215,243,.15);padding-top:22px;display:flex;gap:13px;justify-content:space-between;flex-wrap:wrap;color:#8fa7c0;font-size:13px}
.footer-bottom a:hover{color:#fff}
@media(max-width:1120px){.desktop-nav a{padding:8px 7px;font-size:13px}.hero-copy h1{font-size:43px}.metric-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.desktop-nav{display:none}.menu-toggle{display:grid;place-items:center}.hero-grid,.intro-layout,.position-layout,.scene-grid{grid-template-columns:1fr}.hero-copy h1{font-size:42px}.goal-panel{max-width:570px}.intro-layout{gap:34px}.image-frame img{height:350px}.position-map{max-width:520px}.footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:28px}.cta-box{grid-template-columns:1fr}.subscribe-form{max-width:430px}}
@media(max-width:680px){body{font-size:15px}.container{width:min(calc(100% - 30px),var(--max))}.nav-wrap{height:68px}.brand{font-size:19px}.page-hero{padding:48px 0}.hero-copy h1{font-size:34px}.hero-copy p{font-size:16px}.goal-body{gap:17px}.section{padding:55px 0}h2{font-size:28px}.metric-grid,.position-cards,.faq-grid{grid-template-columns:1fr}.flow-item{grid-template-columns:48px 1fr;gap:14px;padding:18px}.flow-icon{display:none}.compare-head,.compare-row{grid-template-columns:1fr 1fr 1fr;min-width:580px}.compare-wrap{overflow:auto}.compare-head div,.compare-row div{padding:14px;font-size:13px}.cta-box{padding:34px 27px}.cta-box h2{font-size:28px}.footer-grid{grid-template-columns:1fr;gap:27px}.footer-bottom{display:grid}.image-badge{right:10px}.scene-card{min-height:300px}}
@media(max-width:430px){.hero-actions,.hero-actions a{width:100%}.goal-body{align-items:flex-start}.progress-ring{width:94px;height:94px;flex-basis:94px}.progress-ring:after{width:70px;height:70px}.progress-ring b{font-size:18px}.goal-number strong{font-size:22px}.subscribe-form{display:grid;padding:8px}.subscribe-form input{height:40px;width:100%}.subscribe-form button{width:100%}}

/* roulang page: category4 */
:root{--ink:#12233d;--deep:#0b1c35;--blue:#1769e0;--blue-dark:#0c4eb3;--sky:#eaf4ff;--mint:#29b993;--gold:#ffb43f;--paper:#fff;--ground:#f5f9fe;--line:#dce8f5;--muted:#61738b;--radius:18px;--radius-sm:12px;--shadow:0 15px 36px rgba(22,67,120,.10);--shadow-lg:0 28px 70px rgba(13,49,94,.17);--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ground);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease,background .2s ease,border-color .2s ease}img{display:block;max-width:100%;height:auto}button,input{font:inherit}.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,245,.9)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:.03em;color:var(--deep);white-space:nowrap}.brand-mark{width:37px;height:37px;border-radius:12px;background:linear-gradient(135deg,var(--blue),#57a0ff);color:#fff;display:grid;place-items:center;box-shadow:0 8px 18px rgba(23,105,224,.25);font-size:17px}.desktop-nav{display:flex;align-items:center;justify-content:flex-end;gap:4px}.desktop-nav a{padding:8px 10px;border-radius:9px;font-size:14px;font-weight:600;color:#4f627c;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a.active{background:var(--sky);color:var(--blue)}.nav-cta{padding:10px 15px!important;background:var(--blue)!important;color:#fff!important;box-shadow:0 8px 16px rgba(23,105,224,.20)}.nav-cta:hover{background:var(--blue-dark)!important;transform:translateY(-1px)}.menu-toggle{display:none;border:0;background:var(--sky);color:var(--blue);width:42px;height:42px;border-radius:11px;cursor:pointer}.mobile-menu{display:none;padding:0 20px 18px;background:#fff;border-top:1px solid var(--line)}.mobile-menu.open{display:grid}.mobile-menu a{padding:10px 4px;border-bottom:1px solid #edf3f9;color:var(--ink);font-weight:650}.mobile-menu a.active{color:var(--blue)}
.hero{position:relative;overflow:hidden;padding:0 0 65px;background:#e8f2ff}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(240,248,255,.96),rgba(232,244,255,.78)),url("/assets/images/backpic/back-2.webp") center/cover}.hero>*{position:relative}.flash-bar{background:var(--deep);color:#fff;padding:11px 0}.flash-inner{display:flex;justify-content:space-between;align-items:center;gap:18px;font-size:14px}.flash-label{font-weight:800;display:flex;align-items:center;gap:8px;color:#fff}.flash-label i{color:var(--gold)}.countdown{display:flex;align-items:center;gap:7px;color:#bcd5f2;font-weight:700}.time-box{display:inline-grid;place-items:center;min-width:31px;padding:1px 5px;background:#214c83;color:#fff;border-radius:6px;font-variant-numeric:tabular-nums}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center;padding-top:66px}.eyebrow{display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:99px;background:rgba(255,255,255,.85);border:1px solid rgba(23,105,224,.18);color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.06em}.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.22;letter-spacing:-.04em;margin:18px 0;color:var(--deep)}.hero h1 em{font-style:normal;color:var(--blue)}.hero-copy{max-width:650px;color:#486078;font-size:17px;margin:0 0 25px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.button-custom{border:0;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:11px;font-weight:800;cursor:pointer;background:var(--blue);color:#fff;box-shadow:0 9px 18px rgba(23,105,224,.22)}.button-custom:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}.button-outline{background:#fff;color:var(--blue);border:1px solid #bed6f4;box-shadow:none}.button-outline:hover{background:var(--sky);color:var(--blue-dark)}.hero-note{font-size:13px;color:#61738b;margin-top:14px}.feature-product{background:#fff;border:1px solid rgba(255,255,255,.95);border-radius:24px;padding:13px;box-shadow:var(--shadow-lg);max-width:440px;margin-left:auto}.product-image{height:205px;border-radius:16px;overflow:hidden;position:relative}.product-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(11,28,53,.62),transparent 58%)}.product-image img{height:100%;width:100%;object-fit:cover}.product-badge{position:absolute;z-index:2;top:13px;left:13px;background:var(--gold);color:#543300;font-size:12px;font-weight:850;padding:5px 10px;border-radius:99px}.product-body{padding:17px 10px 8px}.product-body h2{font-size:21px;margin:0 0 5px}.product-body p{color:var(--muted);font-size:14px;margin:0 0 13px}.product-meta{display:flex;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-top:13px;font-size:13px;color:#61738b}.product-meta strong{color:var(--blue)}
.section{padding:82px 0}.section-white{background:#fff}.section-deep{background:var(--deep);color:#fff}.section-head{max-width:780px;margin-bottom:34px}.section-kicker{color:var(--blue);font-size:13px;font-weight:850;letter-spacing:.1em}.section-head h2{font-size:clamp(27px,3.3vw,38px);line-height:1.35;margin:8px 0 12px;letter-spacing:-.025em}.section-head p{margin:0;color:var(--muted)}.section-deep .section-kicker{color:#83baff}.section-deep .section-head h2{color:#fff}.section-deep .section-head p{color:#bbcee4}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat-card{padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 8px 22px rgba(31,78,128,.05)}.stat-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:var(--sky);color:var(--blue);margin-bottom:15px}.stat-card strong{display:block;font-size:26px;line-height:1.2;margin-bottom:7px}.stat-card p{color:var(--muted);font-size:14px;line-height:1.65;margin:0}
.matrix{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:stretch}.matrix-intro{background:linear-gradient(150deg,#196de3,#0d438e);padding:37px;border-radius:24px;color:#fff;box-shadow:var(--shadow)}.matrix-intro h2{font-size:31px;line-height:1.35;margin:12px 0}.matrix-intro p{color:#d4e7ff;margin:0}.matrix-list{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.matrix-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:0 8px 22px rgba(31,78,128,.05)}.matrix-item i{color:var(--mint);font-size:21px}.matrix-item h3{font-size:17px;margin:10px 0 5px}.matrix-item p{font-size:14px;line-height:1.7;color:var(--muted);margin:0}
.split-content{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}.image-wrap{position:relative}.image-wrap img{width:100%;height:440px;object-fit:cover;border-radius:24px;box-shadow:var(--shadow-lg)}.image-chip{position:absolute;right:-16px;bottom:24px;background:#fff;padding:15px 18px;border-radius:13px;box-shadow:var(--shadow);font-size:14px;font-weight:800}.image-chip i{color:var(--gold);margin-right:6px}.content-lead h2{font-size:35px;line-height:1.35;margin:8px 0 16px}.content-lead p{color:var(--muted);margin:0 0 18px}.check-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}.check-list li{display:flex;align-items:flex-start;gap:11px;color:#40556f}.check-list i{color:var(--mint);margin-top:6px}
.compare-wrap{background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}.compare-row{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:20px;padding:21px 27px;border-bottom:1px solid var(--line);align-items:center}.compare-row:last-child{border-bottom:0}.compare-row.header{background:#edf6ff;color:var(--blue);font-weight:850;font-size:14px}.compare-name{font-weight:800}.compare-text{color:var(--muted);font-size:14px}.compare-text.good{color:#16856b;font-weight:700}
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.timeline:before{content:"";height:2px;background:#315f97;position:absolute;left:9%;right:9%;top:30px}.time-card{position:relative;padding:0 5px}.time-dot{width:17px;height:17px;border:4px solid #82b6ee;background:#fff;border-radius:50%;position:relative;margin:22px 0 16px;z-index:1}.time-card:first-child .time-dot{border-color:var(--gold)}.time-card h3{font-size:18px;margin:0 0 8px}.time-card p{font-size:14px;line-height:1.75;color:#bed0e4;margin:0}
.note-panel{display:grid;grid-template-columns:1fr 1fr;gap:24px;background:#eef7ff;border:1px solid #d9eaf9;border-radius:24px;padding:31px}.note-panel h2{font-size:29px;line-height:1.4;margin:0 0 11px}.note-panel p{color:#526a83;margin:0}.decision-list{display:grid;gap:10px}.decision-item{display:flex;gap:12px;background:#fff;border-radius:12px;padding:13px 15px;font-size:14px;color:#40566d;box-shadow:0 5px 14px rgba(31,78,128,.05)}.decision-item span{display:grid;place-items:center;width:25px;height:25px;flex:0 0 25px;background:var(--blue);color:#fff;border-radius:50%;font-weight:800;font-size:12px}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:21px}.faq-q{display:flex;gap:12px;font-weight:800;line-height:1.55}.faq-q i{color:var(--blue);margin-top:4px}.faq-item p{font-size:14px;color:var(--muted);margin:11px 0 0;padding-left:29px}
.cta-section{padding:80px 0}.cta-box{position:relative;overflow:hidden;border-radius:26px;padding:49px 55px;background:linear-gradient(120deg,#123b75,#1769e0);color:#fff}.cta-box:after{content:"♠";position:absolute;right:6%;top:-50px;font-size:230px;color:rgba(255,255,255,.08);line-height:1}.cta-box>*{position:relative}.cta-box h2{font-size:36px;line-height:1.35;max-width:680px;margin:0 0 12px}.cta-box p{max-width:690px;color:#d7eaff;margin:0 0 23px}.subscribe-form{display:flex;gap:10px;max-width:570px}.subscribe-form input{min-width:0;flex:1;border:1px solid rgba(255,255,255,.45);background:#fff;border-radius:11px;padding:12px 14px;color:var(--ink);outline:none}.subscribe-form input:focus{box-shadow:0 0 0 4px rgba(167,211,255,.38)}.subscribe-form .button-custom{background:var(--gold);color:#573600;box-shadow:none}.subscribe-form .button-custom:hover{background:#ffca69;color:#573600}
footer{background:#09182d;color:#d2dfed;padding:58px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr .8fr .8fr;gap:45px}.footer-brand{color:#fff;font-weight:850;font-size:21px;margin-bottom:13px}.footer-brand i{color:#73adff;margin-right:7px}.footer-text{font-size:14px;line-height:1.8;color:#9fb4cb;max-width:470px;margin:0}.footer-title{color:#fff;font-weight:800;margin-bottom:12px}.footer-links{display:grid;gap:8px}.footer-links a{font-size:14px;color:#a9bed4}.footer-links a:hover,.footer-bottom a:hover{color:#82b8ff}.footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;border-top:1px solid rgba(190,214,240,.16);margin-top:40px;padding-top:19px;font-size:12px;color:#8fa5be}.footer-bottom a{color:#b9d2ef}
@media(max-width:1100px){.desktop-nav a{padding:8px 7px;font-size:13px}.hero-grid{gap:30px}.stats-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:900px){.desktop-nav{display:none}.menu-toggle{display:block}.hero-grid,.matrix,.split-content{grid-template-columns:1fr}.feature-product{margin:0;max-width:560px}.matrix-intro{padding:30px}.timeline{grid-template-columns:repeat(2,1fr)}.timeline:before{display:none}.time-dot{margin-top:0}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}@media(max-width:680px){.container{width:min(calc(100% - 30px),var(--max))}.nav-wrap{height:68px}.hero{padding-bottom:46px}.flash-inner{align-items:flex-start;flex-direction:column;gap:4px}.hero-grid{padding-top:40px}.hero h1{font-size:36px}.section{padding:58px 0}.stats-grid,.matrix-list,.faq-grid{grid-template-columns:1fr}.split-content{gap:30px}.image-wrap img{height:300px}.image-chip{right:10px;bottom:12px}.compare-wrap{overflow-x:auto}.compare-row{min-width:610px;padding:18px}.timeline{grid-template-columns:1fr;gap:22px}.note-panel{grid-template-columns:1fr;padding:24px}.cta-box{padding:35px 24px}.cta-box h2{font-size:29px}.subscribe-form{flex-direction:column}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{display:grid;gap:7px}.product-image{height:180px}}@media(max-width:420px){.hero-actions .button-custom{width:100%}.brand{font-size:19px}.stats-grid{gap:11px}.stat-card{padding:17px}.stat-card strong{font-size:22px}}

/* roulang page: category6 */
:root{
--ink:#12233d;--deep:#0b1c35;--blue:#1769e0;--blue-dark:#0c4eb3;--sky:#eaf4ff;--mint:#29b993;--gold:#ffb43f;--paper:#fff;--ground:#f5f9fe;--line:#dce8f5;--muted:#61738b;--radius:18px;--radius-sm:12px;--shadow:0 15px 36px rgba(22,67,120,.10);--shadow-lg:0 28px 70px rgba(13,49,94,.17);--max:1180px
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--ground);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);font-size:16px;line-height:1.8} a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease} img{display:block;max-width:100%;height:auto} button,input{font:inherit}.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,245,.9)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:.03em;color:var(--deep);white-space:nowrap}.brand-mark{width:37px;height:37px;border-radius:12px;background:linear-gradient(135deg,var(--blue),#57a0ff);color:#fff;display:grid;place-items:center;box-shadow:0 8px 18px rgba(23,105,224,.25);font-size:17px}.desktop-nav{display:flex;align-items:center;justify-content:flex-end;gap:4px}.desktop-nav a{padding:8px 10px;border-radius:9px;font-size:14px;font-weight:600;color:#4f627c;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a.active{background:var(--sky);color:var(--blue)}.nav-cta{padding:10px 15px!important;background:var(--blue)!important;color:#fff!important;box-shadow:0 8px 16px rgba(23,105,224,.20)}.nav-cta:hover{background:var(--blue-dark)!important;transform:translateY(-1px)}.menu-toggle{display:none;border:0;background:var(--sky);color:var(--blue);width:42px;height:42px;border-radius:11px;cursor:pointer}.mobile-menu{display:none;padding:0 20px 18px;background:#fff;border-top:1px solid var(--line)}.mobile-menu.open{display:grid}.mobile-menu a{padding:10px 4px;border-bottom:1px solid #edf3f9;color:var(--ink);font-weight:650}.mobile-menu a.active{color:var(--blue)}
.inner-hero{position:relative;overflow:hidden;min-height:465px;display:flex;align-items:center;color:#fff;background:var(--deep)}.inner-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,26,54,.94) 0%,rgba(10,35,71,.83) 48%,rgba(10,35,71,.34) 100%),url("/assets/images/backpic/back-3.jpg") center/cover}.inner-hero .container{position:relative}.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:#b9d4f5;margin-bottom:24px}.breadcrumb i{font-size:10px;color:#7fb1e9}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid rgba(171,211,255,.35);border-radius:99px;color:#b6d8ff;background:rgba(255,255,255,.1);font-size:13px;font-weight:800;letter-spacing:.07em}.inner-hero h1{max-width:735px;font-size:clamp(35px,5vw,61px);line-height:1.18;letter-spacing:-.04em;margin:18px 0}.inner-hero p{max-width:685px;color:#d8e8fa;font-size:17px;line-height:1.95;margin:0 0 28px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.button-custom{border:0;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:11px;font-weight:800;cursor:pointer;background:var(--blue);color:#fff;box-shadow:0 9px 18px rgba(23,105,224,.22)}.button-custom:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}.button-light{background:#fff;color:var(--blue);box-shadow:none}.button-light:hover{background:#eaf4ff;color:var(--blue-dark)}.hero-facts{position:absolute;right:0;bottom:-128px;width:320px;padding:20px;background:rgba(255,255,255,.96);border:1px solid #fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);color:var(--ink)}.hero-facts strong{display:block;font-size:15px;margin-bottom:7px}.hero-facts p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
.section{padding:82px 0}.section-white{background:#fff}.section-soft{background:var(--ground)}.section-deep{background:var(--deep);color:#fff}.section-head{max-width:760px;margin-bottom:34px}.section-head.center{text-align:center;margin-left:auto;margin-right:auto}.section-kicker{font-size:13px;font-weight:850;letter-spacing:.1em;color:var(--blue);text-transform:uppercase}.section-deep .section-kicker{color:#83baff}.section-head h2{font-size:clamp(27px,3vw,38px);line-height:1.3;letter-spacing:-.025em;margin:8px 0 12px}.section-head p{margin:0;color:var(--muted);font-size:16px}.section-deep .section-head p{color:#bcd0e6}
.dashboard{margin-top:-42px;position:relative;z-index:3;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px;box-shadow:var(--shadow)}.stat-icon{width:42px;height:42px;border-radius:12px;background:var(--sky);color:var(--blue);display:grid;place-items:center;margin-bottom:14px}.stat-card strong{display:block;font-size:25px;line-height:1.2;margin-bottom:7px}.stat-card p{font-size:14px;line-height:1.68;color:var(--muted);margin:0}
.split-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:64px;align-items:center}.image-panel{position:relative}.image-panel img{width:100%;height:470px;object-fit:cover;border-radius:24px;box-shadow:var(--shadow-lg)}.image-note{position:absolute;left:-20px;bottom:26px;width:min(88%,320px);padding:18px;background:#fff;border-radius:14px;box-shadow:var(--shadow);font-weight:750;font-size:14px}.image-note i{color:var(--gold);margin-right:8px}.body-copy p{margin:0 0 17px;color:#425a74}.body-copy strong{color:var(--deep)}.check-list{list-style:none;margin:24px 0 0;padding:0;display:grid;gap:12px}.check-list li{display:flex;gap:11px;align-items:flex-start;color:#41566f}.check-list i{color:var(--mint);margin-top:7px}
.signal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.signal-card{border:1px solid var(--line);background:#fff;padding:27px 24px;border-radius:var(--radius);box-shadow:0 9px 25px rgba(31,78,128,.06)}.signal-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.signal-card .num{color:#a9c5e8;font-size:13px;font-weight:850;letter-spacing:.08em}.signal-card i{display:grid;place-items:center;width:45px;height:45px;border-radius:13px;margin:15px 0;color:var(--blue);background:var(--sky);font-size:19px}.signal-card h3{font-size:19px;margin:0 0 9px}.signal-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
.compare-wrap{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.compare-row{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line)}.compare-row:last-child{border-bottom:0}.compare-cell{padding:21px 25px}.compare-cell:first-child{border-right:1px solid var(--line);background:#fff8ec}.compare-cell strong{display:block;font-size:16px;margin-bottom:3px}.compare-cell span{display:block;color:var(--muted);font-size:14px;line-height:1.7}.compare-head{background:var(--deep);color:#fff}.compare-head .compare-cell{background:transparent!important;border-color:rgba(255,255,255,.15)!important;font-weight:850}.compare-head .compare-cell:first-child{color:#ffd78d}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}.process-card{position:relative;padding:25px 21px;background:rgba(255,255,255,.08);border:1px solid rgba(165,204,247,.18);border-radius:var(--radius)}.process-card:not(:last-child):after{content:"";position:absolute;right:-12px;top:50%;width:24px;height:1px;background:#568cc7}.process-index{display:inline-grid;place-items:center;width:31px;height:31px;border-radius:50%;background:#2d70c8;color:#fff;font-size:13px;font-weight:850}.process-card h3{font-size:17px;margin:15px 0 8px}.process-card p{color:#c2d6e9;font-size:14px;line-height:1.7;margin:0}
.scene-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:22px}.scene-feature{min-height:350px;position:relative;overflow:hidden;border-radius:22px;color:#fff;padding:35px;background:linear-gradient(120deg,rgba(10,33,65,.9),rgba(19,80,149,.49)),url("/assets/images/coverpic/cover-8.webp") center/cover}.scene-feature h3{font-size:28px;line-height:1.35;max-width:420px;margin:50px 0 11px}.scene-feature p{max-width:475px;color:#d9eaff;margin:0}.scene-list{display:grid;gap:14px}.scene-item{background:#fff;border:1px solid var(--line);border-radius:15px;padding:19px 20px;display:flex;gap:14px;align-items:flex-start}.scene-item i{color:var(--blue);font-size:18px;margin-top:5px}.scene-item strong{display:block;font-size:16px;margin-bottom:3px}.scene-item span{display:block;font-size:13px;color:var(--muted);line-height:1.65}
.quote-panel{padding:40px 48px;border-radius:25px;background:#eaf4ff;border:1px solid #d6e8fb;text-align:center}.quote-panel i{font-size:30px;color:var(--blue);opacity:.5}.quote-panel blockquote{font-size:clamp(20px,2.5vw,29px);line-height:1.65;font-weight:750;max-width:850px;margin:16px auto;color:var(--deep)}.quote-panel p{font-size:14px;color:var(--muted);margin:0}
.faq-list{max-width:900px;margin:0 auto;display:grid;gap:13px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}.faq-question{width:100%;border:0;background:#fff;padding:19px 22px;display:flex;justify-content:space-between;align-items:center;gap:16px;text-align:left;color:var(--ink);font-size:16px;font-weight:800;cursor:pointer}.faq-question:hover{background:#f8fbff}.faq-question i{color:var(--blue);transition:transform .2s ease}.faq-item.open .faq-question i{transform:rotate(45deg)}.faq-answer{display:none;padding:0 22px 20px;color:var(--muted);font-size:15px;line-height:1.85}.faq-item.open .faq-answer{display:block}
.subscribe-card{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;padding:42px 48px;border-radius:25px;background:linear-gradient(135deg,#1769e0,#0c4eb3);color:#fff;box-shadow:var(--shadow-lg)}.subscribe-card h2{font-size:31px;line-height:1.35;margin:0 0 8px}.subscribe-card p{margin:0;color:#d9eaff}.subscribe-form{display:flex;gap:10px}.subscribe-form input{width:245px;border:1px solid rgba(255,255,255,.5);border-radius:11px;padding:12px 14px;background:rgba(255,255,255,.14);color:#fff;outline:none}.subscribe-form input::placeholder{color:#d1e4ff}.subscribe-form input:focus{border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.19)}.subscribe-form button{background:#fff;color:var(--blue);white-space:nowrap}.subscribe-form button:hover{background:#eaf4ff;color:var(--blue-dark)}
footer{background:#08182e;color:#d1deec;padding:63px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:55px;padding-bottom:42px}.footer-brand{font-size:22px;font-weight:850;color:#fff;margin-bottom:13px}.footer-brand i{color:#67a9ff;margin-right:8px}.footer-text{margin:0;max-width:425px;color:#9fb4ca;font-size:14px;line-height:1.85}.footer-title{font-size:14px;color:#fff;font-weight:850;margin:5px 0 14px}.footer-links{display:grid;gap:8px}.footer-links a{font-size:14px;color:#aebfd1}.footer-links a:hover{color:#74b1ff}.footer-bottom{border-top:1px solid rgba(185,212,240,.14);padding-top:22px;display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:space-between;color:#8fa6bf;font-size:12px}.footer-bottom a:hover{color:#fff}
:focus-visible{outline:3px solid rgba(23,105,224,.35);outline-offset:3px}
@media(max-width:1100px){.desktop-nav a{padding:8px 7px;font-size:13px}.hero-facts{display:none}.dashboard{margin-top:0;padding-top:26px}.process{grid-template-columns:repeat(2,1fr)}.process-card:not(:last-child):after{display:none}}
@media(max-width:900px){.desktop-nav{display:none}.menu-toggle{display:grid;place-items:center}.inner-hero{min-height:430px}.split-layout{grid-template-columns:1fr;gap:35px}.image-panel{max-width:650px}.dashboard{grid-template-columns:repeat(2,1fr)}.signal-grid{grid-template-columns:1fr 1fr}.scene-grid{grid-template-columns:1fr}.subscribe-card{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:25px}}
@media(max-width:620px){body{font-size:15px}.container{width:min(calc(100% - 28px),var(--max))}.nav-wrap{height:68px}.brand{font-size:19px}.inner-hero{min-height:455px}.inner-hero h1{font-size:36px}.inner-hero p{font-size:15px}.section{padding:57px 0}.dashboard{grid-template-columns:1fr;gap:12px}.stat-card{padding:19px}.image-panel img{height:340px}.image-note{left:12px;bottom:14px}.signal-grid{grid-template-columns:1fr}.compare-row{grid-template-columns:1fr}.compare-cell:first-child{border-right:0;border-bottom:1px solid var(--line)}.process{grid-template-columns:1fr}.scene-feature{min-height:310px;padding:25px}.scene-feature h3{margin-top:30px;font-size:25px}.quote-panel{padding:30px 22px}.subscribe-card{padding:30px 22px}.subscribe-card h2{font-size:26px}.subscribe-form{flex-direction:column}.subscribe-form input{width:100%}.footer-grid{grid-template-columns:1fr;gap:27px;padding-bottom:30px}.footer-bottom{display:grid;gap:8px}.hero-actions .button-custom{width:100%}}

/* roulang page: category5 */
:root{
--ink:#12233d;--deep:#0b1c35;--blue:#1769e0;--blue-dark:#0c4eb3;--sky:#eaf4ff;--mint:#29b993;--gold:#ffb43f;--paper:#fff;--ground:#f5f9fe;--line:#dce8f5;--muted:#61738b;--radius:18px;--radius-sm:12px;--shadow:0 15px 36px rgba(22,67,120,.10);--shadow-lg:0 28px 70px rgba(13,49,94,.17);--max:1180px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ground);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);font-size:16px;line-height:1.8}
a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease}
img{display:block;max-width:100%;height:auto}
button,input{font:inherit}
button{border:0}
.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,245,.9)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:.03em;color:var(--deep);white-space:nowrap}
.brand-mark{width:37px;height:37px;border-radius:12px;background:linear-gradient(135deg,var(--blue),#57a0ff);color:#fff;display:grid;place-items:center;box-shadow:0 8px 18px rgba(23,105,224,.25);font-size:17px}
.desktop-nav{display:flex;align-items:center;justify-content:flex-end;gap:4px}
.desktop-nav a{padding:8px 10px;border-radius:9px;font-size:14px;font-weight:600;color:#4f627c;white-space:nowrap}
.desktop-nav a:hover,.desktop-nav a.active{background:var(--sky);color:var(--blue)}
.nav-cta{padding:10px 15px!important;background:var(--blue)!important;color:#fff!important;box-shadow:0 8px 16px rgba(23,105,224,.20)}
.nav-cta:hover{background:var(--blue-dark)!important;transform:translateY(-1px)}
.menu-toggle{display:none;border:0;background:var(--sky);color:var(--blue);width:42px;height:42px;border-radius:11px;cursor:pointer}
.mobile-menu{display:none;padding:0 20px 18px;background:#fff;border-top:1px solid var(--line)}
.mobile-menu.open{display:grid}
.mobile-menu a{padding:10px 4px;border-bottom:1px solid #edf3f9;color:var(--ink);font-weight:650}
.hero{position:relative;overflow:hidden;padding:72px 0 66px;background:var(--deep);color:#fff}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,27,54,.96),rgba(9,42,85,.78),rgba(9,36,72,.82)),url("/assets/images/backpic/back-2.webp") center/cover}
.hero .container{position:relative}
.breadcrumb{display:flex;flex-wrap:wrap;gap:9px;align-items:center;color:#b8d3f1;font-size:14px;margin-bottom:23px}
.breadcrumb i{font-size:10px;color:#85b7ed}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(330px,.85fr);gap:58px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:99px;background:rgba(124,183,255,.14);border:1px solid rgba(160,207,255,.28);color:#b7d9ff;font-size:13px;font-weight:800;letter-spacing:.06em}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(36px,5vw,58px);line-height:1.2;letter-spacing:-.04em;margin:17px 0 19px;color:#fff}
.hero-copy{max-width:680px;font-size:17px;color:#c7daef;margin-bottom:27px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.button-custom{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:11px;font-weight:800;cursor:pointer;background:var(--blue);color:#fff;box-shadow:0 9px 18px rgba(23,105,224,.22)}
.button-custom:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}
.button-light{background:#fff;color:var(--blue);box-shadow:none}
.button-light:hover{background:#eaf4ff;color:var(--blue-dark)}
.hero-panel{padding:25px;border-radius:25px;background:rgba(255,255,255,.96);color:var(--ink);box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.72)}
.hero-panel-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:16px;border-bottom:1px solid var(--line)}
.hero-panel-head strong{font-size:18px}
.live-dot{font-size:12px;color:#168d70;font-weight:800}
.live-dot:before{content:"";display:inline-block;width:8px;height:8px;margin-right:6px;border-radius:50%;background:var(--mint)}
.count-row{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;padding:19px 0}
.count-box{border-radius:12px;background:var(--sky);padding:12px 8px;text-align:center}
.count-box b{display:block;color:var(--blue);font-size:24px;line-height:1.15}
.count-box span{font-size:12px;color:var(--muted)}
.panel-line{display:flex;gap:11px;align-items:flex-start;border-top:1px solid var(--line);padding-top:15px;color:#50647c;font-size:13px;line-height:1.7}
.panel-line i{color:var(--gold);margin-top:4px}
.section{padding:78px 0}
.section-white{background:#fff}
.section-deep{background:var(--deep);color:#fff}
.section-kicker{color:var(--blue);font-size:13px;font-weight:850;letter-spacing:.1em;margin-bottom:7px}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{font-size:clamp(28px,3vw,39px);line-height:1.3;letter-spacing:-.025em;margin-bottom:12px}
.section-head p{font-size:16px;color:var(--muted);margin-bottom:0}
.section-deep .section-kicker{color:#83baff}
.section-deep .section-head h2{color:#fff}
.section-deep .section-head p{color:#bcd0e6}
.dashboard{margin-top:-28px;position:relative;z-index:3}
.dashboard-grid{display:grid;grid-template-columns:1.1fr repeat(3,1fr);gap:16px}
.metric-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.metric-card.highlight{background:linear-gradient(135deg,#1769e0,#0b4ba9);color:#fff;border-color:transparent}
.metric-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;font-size:13px;color:var(--muted);font-weight:750}
.highlight .metric-top{color:#c8e0ff}
.metric-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:var(--sky);color:var(--blue)}
.highlight .metric-icon{background:rgba(255,255,255,.16);color:#fff}
.metric-number{font-size:31px;font-weight:850;line-height:1.2;color:var(--deep)}
.highlight .metric-number{color:#fff}
.metric-card p{font-size:13px;line-height:1.65;color:var(--muted);margin:8px 0 0}
.highlight p{color:#cce1ff}
.split-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}
.image-shell{position:relative}
.image-shell img{width:100%;height:470px;object-fit:cover;border-radius:25px;box-shadow:var(--shadow-lg)}
.image-note{position:absolute;left:20px;right:20px;bottom:19px;padding:15px 18px;border-radius:13px;color:#fff;background:rgba(9,34,69,.84);backdrop-filter:blur(8px);font-size:14px}
.image-note i{color:var(--gold);margin-right:7px}
.content-lead{font-size:17px;color:#41566f}
.check-list{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:13px}
.check-list li{display:flex;gap:11px;color:#40566f}
.check-list i{color:var(--mint);margin-top:7px}
.matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.matrix-card{padding:25px;border:1px solid rgba(178,210,246,.22);background:rgba(255,255,255,.06);border-radius:var(--radius);transition:.25s ease}
.matrix-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.1);border-color:rgba(151,199,255,.54)}
.matrix-card i{display:grid;place-items:center;width:45px;height:45px;border-radius:13px;background:rgba(123,183,255,.18);color:#9ccaff;font-size:19px;margin-bottom:15px}
.matrix-card h3{font-size:19px;margin-bottom:8px}
.matrix-card p{color:#bdd0e6;font-size:14px;margin:0}
.comparison{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.compare-card{border-radius:var(--radius);padding:29px;border:1px solid var(--line);background:#fff;box-shadow:0 8px 25px rgba(28,78,132,.05)}
.compare-card.risk{border-top:4px solid #f09a3e}
.compare-card.steady{border-top:4px solid var(--mint)}
.compare-card h3{font-size:21px;margin-bottom:13px}
.compare-card p{color:var(--muted);font-size:14px}
.compare-list{padding:0;margin:18px 0 0;list-style:none;display:grid;gap:11px}
.compare-list li{display:flex;gap:10px;color:#41566f;font-size:14px}
.compare-list i{color:var(--blue);margin-top:6px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:17px;counter-reset:step}
.step-card{position:relative;padding:25px 21px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 8px 20px rgba(32,76,123,.05)}
.step-card:before{counter-increment:step;content:"0" counter(step);font-weight:850;color:#b4d4f8;font-size:33px;line-height:1}
.step-card h3{font-size:18px;margin:16px 0 8px}
.step-card p{color:var(--muted);font-size:14px;margin:0}
.note-band{border-radius:22px;background:linear-gradient(105deg,#e8f4ff,#fff8e9);border:1px solid #dceaf7;padding:29px 33px;display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start}
.note-band i{display:grid;place-items:center;width:48px;height:48px;border-radius:15px;background:#fff;color:var(--gold);box-shadow:0 8px 17px rgba(162,113,35,.13);font-size:20px}
.note-band h3{font-size:20px;margin:0 0 6px}
.note-band p{margin:0;color:#51657d}
.faq-list{display:grid;gap:13px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 6px 16px rgba(28,74,121,.04)}
.faq-question{width:100%;padding:18px 20px;background:#fff;text-align:left;color:var(--ink);font-weight:800;display:flex;justify-content:space-between;align-items:center;gap:18px;cursor:pointer}
.faq-question i{color:var(--blue);transition:transform .2s ease}
.faq-answer{display:none;padding:0 20px 19px;color:var(--muted);font-size:15px}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question i{transform:rotate(45deg)}
.subscribe{padding:72px 0;background:linear-gradient(130deg,#135ed0,#0c397d);color:#fff;overflow:hidden;position:relative}
.subscribe:after{content:"♠";position:absolute;right:8%;top:-100px;font-size:300px;line-height:1;color:rgba(255,255,255,.06)}
.subscribe-box{position:relative;display:grid;grid-template-columns:1fr auto;gap:35px;align-items:center}
.subscribe h2{font-size:clamp(28px,3vw,40px);margin:0 0 10px;line-height:1.3}
.subscribe p{color:#c9def8;max-width:700px;margin:0}
.subscribe-form{display:flex;gap:10px;min-width:390px}
.subscribe-form input{min-width:0;flex:1;border:1px solid rgba(255,255,255,.42);border-radius:11px;padding:12px 14px;background:rgba(255,255,255,.12);color:#fff;outline:0}
.subscribe-form input::placeholder{color:#d4e6ff}
.subscribe-form input:focus{border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.16)}
.subscribe-form button{white-space:nowrap}
footer{background:#091a31;color:#c1d0df;padding:57px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:45px;padding-bottom:38px}
.footer-brand{font-size:21px;font-weight:850;color:#fff;margin-bottom:12px}
.footer-brand i{color:#77b5ff;margin-right:8px}
.footer-text{max-width:480px;color:#9fb4ca;font-size:14px;margin:0}
.footer-title{font-size:15px;color:#fff;font-weight:800;margin-bottom:13px}
.footer-links{display:grid;gap:8px}
.footer-links a{color:#a9bed2;font-size:14px}
.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(184,211,237,.15);padding-top:20px;display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:space-between;font-size:13px;color:#91a9c1}
.footer-bottom a:hover{color:#fff}
@media(max-width:1100px){.desktop-nav a{font-size:13px;padding:8px 7px}.dashboard-grid{grid-template-columns:repeat(2,1fr)}.subscribe-box{grid-template-columns:1fr}.subscribe-form{max-width:520px}}
@media(max-width:880px){.desktop-nav{display:none}.menu-toggle{display:grid;place-items:center}.hero-grid,.split-layout{grid-template-columns:1fr;gap:35px}.hero-panel{max-width:560px}.matrix,.comparison{grid-template-columns:1fr}.steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.4fr 1fr}}
@media(max-width:640px){body{font-size:15px}.container{width:min(calc(100% - 30px),var(--max))}.nav-wrap{height:68px}.brand{font-size:19px}.hero{padding:48px 0}.section{padding:56px 0}.dashboard{margin-top:-13px}.dashboard-grid{grid-template-columns:1fr 1fr;gap:10px}.metric-card{padding:16px}.metric-number{font-size:25px}.metric-card:first-child{grid-column:span 2}.image-shell img{height:350px}.steps{grid-template-columns:1fr}.note-band{padding:23px;grid-template-columns:1fr}.subscribe{padding:55px 0}.subscribe-form{min-width:0;flex-direction:column}.footer-grid{grid-template-columns:1fr;gap:26px}.footer-bottom{justify-content:flex-start}.hero-panel{padding:20px}}
@media(max-width:420px){h1{font-size:34px}.dashboard-grid{grid-template-columns:1fr}.metric-card:first-child{grid-column:auto}.count-row{gap:6px}.count-box b{font-size:20px}.hero-actions .button-custom{width:100%}}