/* roulang page: index */
:root{
      --blue:#145be7;
      --blue-dark:#0c3eaa;
      --blue-soft:#eaf2ff;
      --cyan:#14b8dc;
      --ink:#10213e;
      --text:#31425e;
      --muted:#6e7d95;
      --line:#dce6f4;
      --bg:#f5f9ff;
      --white:#fff;
      --gold:#ffb423;
      --shadow:0 16px 40px rgba(22,69,145,.12);
      --shadow-sm:0 8px 22px rgba(25,69,135,.08);
      --radius:20px;
      --radius-sm:12px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--white);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:color .22s ease,background .22s ease,transform .22s ease,box-shadow .22s ease}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(20,91,231,.35);outline-offset:3px}
    .grid-container{max-width:var(--container);padding-left:24px;padding-right:24px}
    .section{padding:92px 0;position:relative}
    .section-soft{background:var(--bg)}
    .section-deep{background:#0b2558;color:#fff;overflow:hidden}
    .section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:13px}
    .section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--gold)}
    .section-heading{max-width:760px;margin-bottom:38px}
    .section-heading h2{margin:0 0 12px;color:var(--ink);font-size:34px;line-height:1.32;font-weight:800;letter-spacing:-.03em}
    .section-heading p{margin:0;color:var(--muted);font-size:16px}
    .dark-heading h2,.dark-heading p{color:#fff}
    .dark-heading p{color:#c6d8fb}
    .badge{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border:1px solid #cfe0ff;border-radius:999px;background:#f4f8ff;color:var(--blue);font-weight:700;font-size:12px;line-height:1.4}
    .btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;border:1px solid transparent;border-radius:10px;padding:13px 20px;font-weight:800;line-height:1.2;min-height:48px}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px rgba(20,91,231,.24)}
    .btn-primary:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px);box-shadow:0 15px 30px rgba(20,91,231,.3)}
    .btn-light{background:#fff;color:var(--blue);border-color:#d5e3fb}
    .btn-light:hover{color:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
    .btn-outline:hover{background:#fff;color:var(--blue-dark)}
    .site-header{position:sticky;top:0;z-index:99;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(220,230,244,.8);backdrop-filter:blur(14px)}
    .nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:21px;font-weight:900;letter-spacing:-.04em;white-space:nowrap}
    .brand-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--blue),#2e8dff);box-shadow:0 8px 16px rgba(20,91,231,.25);display:grid;place-items:center;color:#fff;font-size:17px}
    .main-nav{display:flex;align-items:center;justify-content:center;gap:3px;flex:1}
    .main-nav a{padding:9px 10px;border-radius:8px;color:#4d5e77;font-weight:700;font-size:14px;white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:var(--blue-soft)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .nav-status{font-size:12px;color:#5d718f;font-weight:700;white-space:nowrap}
    .nav-status i{font-size:9px;color:#19bc75;margin-right:4px}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--blue);font-size:23px;padding:8px}
    .hero{padding:72px 0 86px;background:linear-gradient(180deg,#f8fbff 0%,#edf5ff 100%);overflow:hidden;position:relative}
    .hero:before{content:"";position:absolute;width:530px;height:530px;right:-160px;top:-220px;border-radius:50%;background:rgba(20,184,220,.11)}
    .hero-grid{display:grid;grid-template-columns:5fr 7fr;align-items:center;gap:42px;position:relative}
    .hero-copy{padding:20px 0;z-index:2}
    .hero-copy h1{margin:13px 0 20px;color:var(--ink);font-size:49px;line-height:1.17;font-weight:900;letter-spacing:-.055em}
    .hero-copy h1 span{display:block;color:var(--blue)}
    .hero-copy p{max-width:510px;margin:0;color:#536780;font-size:17px;line-height:1.95}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
    .hero-kpis{display:flex;gap:27px;margin-top:36px;padding-top:24px;border-top:1px solid #d5e4f7}
    .hero-kpi b{display:block;color:var(--ink);font-size:23px;line-height:1.1;font-weight:900}
    .hero-kpi span{display:block;margin-top:5px;color:var(--muted);font-size:12px;font-weight:700}
    .hero-visual{position:relative;min-height:445px;padding:25px 5px 20px 32px}
    .hero-photo{height:405px;border-radius:28px;overflow:hidden;box-shadow:0 24px 58px rgba(19,58,123,.24);transform:skewY(-3deg);position:relative}
    .hero-photo img{height:100%;transform:skewY(3deg) scale(1.08)}
    .hero-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(125deg,rgba(7,35,87,.09),rgba(20,91,231,.32))}
    .floating-note{position:absolute;bottom:2px;left:0;z-index:2;width:230px;padding:18px;border-radius:15px;background:rgba(255,255,255,.96);box-shadow:var(--shadow);border:1px solid #e4ecf8}
    .floating-note strong{display:block;color:var(--ink);font-size:14px}
    .floating-note span{display:block;color:var(--muted);font-size:12px;line-height:1.65;margin-top:3px}
    .floating-note i{color:var(--gold);margin-right:5px}
    .directory{margin-top:-38px;position:relative;z-index:3}
    .directory-shell{padding:23px 26px;border-radius:18px;background:#fff;box-shadow:var(--shadow);border:1px solid #e2ebf8}
    .directory-title{font-size:14px;color:var(--ink);font-weight:900;margin-bottom:14px}
    .directory-links{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
    .directory-links a{padding:12px 10px;border:1px solid var(--line);border-radius:10px;background:#fbfdff;color:#415572;font-weight:800;font-size:13px;text-align:center}
    .directory-links a i{color:var(--blue);margin-right:5px}
    .directory-links a:hover{border-color:#a9c9ff;background:var(--blue-soft);color:var(--blue);transform:translateY(-2px)}
    .filter-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:17px 20px;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:var(--shadow-sm)}
    .filter-items{display:flex;flex-wrap:wrap;gap:8px}
    .filter-chip{border:1px solid #dce7f7;background:#fff;color:#5c6f89;border-radius:999px;padding:7px 13px;font-size:13px;font-weight:700}
    .filter-chip:hover,.filter-chip.current{background:var(--blue);border-color:var(--blue);color:#fff}
    .filter-hint{color:var(--muted);font-size:13px;white-space:nowrap}
    .feature-panel{display:grid;grid-template-columns:1.1fr .9fr;overflow:hidden;border:1px solid #e0eaf7;border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
    .feature-media{min-height:420px;position:relative}
    .feature-media img{height:100%}
    .feature-media:after{content:"满冠体育 · 稳定访问";position:absolute;left:23px;bottom:20px;border-radius:999px;padding:7px 12px;background:rgba(11,37,88,.8);color:#fff;font-size:12px;font-weight:800}
    .feature-content{padding:50px 48px}
    .feature-content h2{color:var(--ink);font-size:31px;line-height:1.35;margin:0 0 17px;font-weight:900}
    .feature-content p{color:var(--muted);margin:0 0 20px}
    .check-list{list-style:none;margin:24px 0 0;padding:0}
    .check-list li{position:relative;padding:11px 0 11px 31px;border-bottom:1px solid #edf2f8;color:#4c607c;font-size:14px}
    .check-list li:before{content:"✓";position:absolute;left:0;top:10px;width:21px;height:21px;border-radius:50%;display:grid;place-items:center;background:#e5f8f1;color:#11a86a;font-size:12px;font-weight:900}
    .value-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .value-card{border:1px solid #e0eaf7;border-radius:18px;background:#fff;padding:28px;box-shadow:var(--shadow-sm)}
    .value-card.major{background:linear-gradient(140deg,#145be7,#0d419f);color:#fff}
    .value-card .icon{width:43px;height:43px;border-radius:13px;background:#e8f1ff;display:grid;place-items:center;color:var(--blue);font-size:19px;margin-bottom:20px}
    .major .icon{background:rgba(255,255,255,.17);color:#fff}
    .value-card h3{color:var(--ink);font-size:19px;margin:0 0 9px;font-weight:900}
    .value-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}
    .major h3,.major p{color:#fff}
    .major p{color:#dce9ff}
    .metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:18px}
    .metric{border-radius:14px;background:#fff;padding:20px 17px;border:1px solid #e1ebf8}
    .metric b{display:block;font-size:26px;line-height:1;color:var(--blue);font-weight:900}
    .metric span{color:var(--muted);font-size:12px;font-weight:700}
    .entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .entry-card{position:relative;min-height:216px;padding:27px;border-radius:18px;overflow:hidden;background:#fff;border:1px solid #e1eaf7;box-shadow:var(--shadow-sm)}
    .entry-card:before{content:"";position:absolute;right:-34px;bottom:-48px;width:140px;height:140px;border-radius:50%;background:#e8f1ff}
    .entry-card i{position:relative;width:46px;height:46px;border-radius:14px;background:var(--blue-soft);display:grid;place-items:center;color:var(--blue);font-size:20px}
    .entry-card h3{position:relative;margin:18px 0 7px;color:var(--ink);font-size:18px;font-weight:900}
    .entry-card p{position:relative;margin:0;color:var(--muted);font-size:13px;line-height:1.8}
    .entry-card a{position:relative;display:inline-block;margin-top:15px;color:var(--blue);font-weight:900;font-size:13px}
    .entry-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;position:relative}
    .step{padding:28px 26px;border-radius:18px;background:#fff;border:1px solid #e0eaf7;position:relative}
    .step-number{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--blue);color:#fff;font-size:13px;font-weight:900;margin-bottom:18px}
    .step h3{font-size:18px;color:var(--ink);font-weight:900;margin:0 0 8px}
    .step p{font-size:14px;color:var(--muted);margin:0}
    .news-layout{display:grid;grid-template-columns:1.55fr .75fr;gap:25px;align-items:start}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:110px 1fr auto;gap:19px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
    .news-date{color:var(--blue);font-size:13px;font-weight:900}
    .news-date small{display:block;color:var(--muted);font-size:11px;font-weight:700}
    .news-copy h3{margin:0 0 5px;color:var(--ink);font-size:17px;font-weight:900}
    .news-copy p{margin:0;color:var(--muted);font-size:13px;line-height:1.75}
    .read-more{color:var(--blue);font-size:13px;font-weight:900;white-space:nowrap}
    .read-more:hover{color:var(--blue-dark);transform:translateX(3px)}
    .news-aside{border-radius:18px;overflow:hidden;background:#103d91;box-shadow:var(--shadow)}
    .news-aside img{height:190px;opacity:.9}
    .news-aside-copy{padding:25px;color:#fff}
    .news-aside-copy .badge{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.24);color:#fff}
    .news-aside-copy h3{font-size:20px;line-height:1.45;margin:14px 0 8px;font-weight:900}
    .news-aside-copy p{color:#d7e5ff;font-size:13px;margin:0 0 17px}
    .news-aside-copy a{font-weight:900;font-size:13px;color:#fff}
    .timeline{border-left:2px solid #b9d3ff;margin-left:12px;padding-left:28px}
    .timeline-item{position:relative;padding:0 0 26px}
    .timeline-item:before{content:"";position:absolute;left:-36px;top:5px;width:15px;height:15px;border:3px solid #fff;border-radius:50%;background:var(--blue);box-shadow:0 0 0 2px #9fc4ff}
    .timeline-item:last-child{padding-bottom:0}
    .timeline-item time{color:var(--blue);font-size:12px;font-weight:900}
    .timeline-item h3{margin:3px 0 5px;color:var(--ink);font-size:17px;font-weight:900}
    .timeline-item p{margin:0;color:var(--muted);font-size:14px}
    .calendar-box{padding:30px;border-radius:20px;background:#fff;border:1px solid #dde8f7;box-shadow:var(--shadow-sm)}
    .calendar-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
    .calendar-head h3{margin:0;color:var(--ink);font-size:20px;font-weight:900}
    .calendar-head span{color:var(--blue);font-size:13px;font-weight:800}
    .calendar-line{display:grid;grid-template-columns:74px 1fr;gap:15px;padding:15px 0;border-top:1px solid #edf2f8}
    .calendar-line b{color:var(--blue);font-size:14px}
    .calendar-line p{margin:0;color:#536780;font-size:14px}
    .assurance{padding:24px 0;border-top:1px solid rgba(255,255,255,.16);border-bottom:1px solid rgba(255,255,255,.16)}
    .assurance-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .assurance-item{display:flex;gap:12px;align-items:center}
    .assurance-item i{width:40px;height:40px;flex:none;border-radius:12px;background:rgba(255,255,255,.12);display:grid;place-items:center;color:#8fceff}
    .assurance-item strong{display:block;font-size:14px}
    .assurance-item span{display:block;color:#bfcef0;font-size:12px;line-height:1.55}
    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .quote{margin:0;padding:28px;border-radius:18px;background:#fff;border:1px solid #e1eaf7;box-shadow:var(--shadow-sm)}
    .quote .stars{color:var(--gold);font-size:13px;letter-spacing:2px}
    .quote p{color:#50627c;font-size:14px;margin:16px 0 19px}
    .quote footer{display:flex;align-items:center;gap:10px;color:var(--ink);font-size:13px;font-weight:900}
    .avatar{width:33px;height:33px;border-radius:50%;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue)}
    .faq-wrap{display:grid;grid-template-columns:.77fr 1.23fr;gap:52px;align-items:start}
    .faq-intro{padding:16px 0}
    .faq-intro h2{margin:0 0 14px;color:var(--ink);font-size:34px;line-height:1.35;font-weight:900}
    .faq-intro p{margin:0;color:var(--muted)}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;border:0;background:transparent;color:var(--ink);padding:20px 0;text-align:left;font-size:16px;font-weight:900;display:flex;justify-content:space-between;gap:20px}
    .faq-question i{color:var(--blue);transition:transform .2s}
    .faq-answer{display:none;padding:0 35px 20px 0;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question i{transform:rotate(45deg)}
    .download-card{display:grid;grid-template-columns:1.05fr .95fr;overflow:hidden;border-radius:24px;background:linear-gradient(125deg,#123e91,#155ce2);box-shadow:0 20px 48px rgba(14,68,167,.25)}
    .download-copy{padding:49px;color:#fff}
    .download-copy h2{font-size:31px;line-height:1.35;font-weight:900;margin:0 0 13px}
    .download-copy p{margin:0;color:#d7e6ff}
    .download-form{padding:39px;background:#fff}
    .download-form h3{margin:0 0 7px;color:var(--ink);font-size:20px;font-weight:900}
    .download-form p{margin:0 0 17px;color:var(--muted);font-size:13px}
    .form-row{display:flex;gap:9px}
    .form-row input{height:48px;flex:1;border:1px solid #d7e3f3;border-radius:10px;padding:0 13px;color:var(--ink);outline:none}
    .form-row input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(20,91,231,.12)}
    .form-note{display:block;margin-top:12px;color:#8a99af;font-size:11px}
    .cta-strip{padding:30px;border:1px solid #d7e6fb;border-radius:18px;background:#eef6ff;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .cta-strip h2{margin:0;color:var(--ink);font-size:25px;font-weight:900}
    .cta-strip p{margin:6px 0 0;color:var(--muted);font-size:14px}
    .site-footer{background:#091c41;color:#b9c8e6;padding:62px 0 24px}
    .footer-top{display:grid;grid-template-columns:1.4fr repeat(3,.7fr);gap:38px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer-brand .brand{color:#fff}
    .footer-brand .brand-mark{background:linear-gradient(135deg,#2d8eff,#38bce2)}
    .footer-brand p{max-width:360px;color:#aabbd9;font-size:13px;margin:16px 0}
    .footer-heading{margin:5px 0 12px;color:#fff;font-size:14px;font-weight:900}
    .footer-links{list-style:none;margin:0;padding:0}
    .footer-links li{margin:7px 0}
    .footer-links a{font-size:13px;color:#afc0df}
    .footer-links a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:18px;align-items:center;padding-top:21px;font-size:12px;color:#8fa4ca}
    .footer-bottom a{color:#b7cff8}
    .footer-bottom a:hover{color:#fff}
    .mobile-nav{display:none}
    @media(max-width:1024px){
      .main-nav{gap:0}.main-nav a{padding:8px 7px;font-size:12px}.nav-status{display:none}
      .hero-copy h1{font-size:42px}.hero-grid{gap:25px}.entry-grid{grid-template-columns:repeat(2,1fr)}
      .footer-top{grid-template-columns:1.3fr repeat(3,.8fr)}.news-layout{gap:18px}
    }
    @media(max-width:768px){
      .section{padding:64px 0}.grid-container{padding-left:18px;padding-right:18px}
      .nav-wrap{height:65px}.main-nav,.nav-actions{display:none}.menu-toggle{display:block}
      .mobile-nav{display:none;padding:10px 18px 18px;border-top:1px solid var(--line);background:#fff}
      .mobile-nav.show{display:grid;grid-template-columns:repeat(2,1fr);gap:7px}
      .mobile-nav a{padding:10px;border-radius:8px;background:#f4f8ff;color:#405572;font-size:13px;font-weight:800;text-align:center}
      .hero{padding:42px 0 72px}.hero-grid{grid-template-columns:1fr;gap:18px}.hero-copy h1{font-size:37px}.hero-visual{min-height:310px;padding:15px 0 10px 18px}.hero-photo{height:295px}.floating-note{width:200px;padding:14px}
      .directory{margin-top:-28px}.directory-shell{padding:18px}.directory-links{grid-template-columns:repeat(3,1fr)}
      .filter-bar{align-items:flex-start;flex-direction:column}.filter-hint{white-space:normal}
      .feature-panel,.download-card,.faq-wrap{grid-template-columns:1fr}.feature-media{min-height:260px}.feature-content{padding:32px 25px}.value-grid{grid-template-columns:1fr 1fr}.value-card.major{grid-column:span 2}.metric-row{grid-template-columns:repeat(2,1fr)}
      .steps,.quote-grid{grid-template-columns:1fr}.news-layout{grid-template-columns:1fr}.news-aside{display:grid;grid-template-columns:.7fr 1fr}.news-aside img{height:100%}
      .assurance-grid{grid-template-columns:repeat(2,1fr)}.footer-top{grid-template-columns:1fr 1fr}.footer-brand{grid-column:span 2}.cta-strip{align-items:flex-start;flex-direction:column}
    }
    @media(max-width:520px){
      body{font-size:15px}.section-heading h2,.faq-intro h2{font-size:28px}.hero-copy h1{font-size:32px}.hero-copy p{font-size:15px}.hero-kpis{gap:15px}.hero-kpi b{font-size:19px}
      .directory-links{grid-template-columns:repeat(2,1fr)}.entry-grid,.value-grid{grid-template-columns:1fr}.value-card.major{grid-column:auto}.metric-row{gap:9px}.metric{padding:15px 11px}.metric b{font-size:22px}
      .news-item{grid-template-columns:1fr;gap:7px}.news-item .read-more{margin-top:2px}.news-aside{display:block}.news-aside img{height:175px}.calendar-box{padding:22px}.form-row{flex-direction:column}.form-row .btn{width:100%}
      .download-copy,.download-form{padding:31px 24px}.download-copy h2{font-size:26px}.assurance-grid{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-bottom{align-items:flex-start;flex-direction:column}
    }

/* roulang page: category1 */
:root{
      --blue:#145be7;--blue-dark:#0c3eaa;--blue-soft:#eaf2ff;--cyan:#14b8dc;
      --ink:#10213e;--text:#31425e;--muted:#6e7d95;--line:#dce6f4;--bg:#f5f9ff;
      --white:#fff;--gold:#ffb423;--shadow:0 16px 40px rgba(22,69,145,.12);
      --shadow-sm:0 8px 22px rgba(25,69,135,.08);--radius:20px;--radius-sm:12px;
      --container:1200px
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}
    body{margin:0;background:#fff;color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:.22s ease}img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input{font:inherit}button{cursor:pointer}.grid-container{max-width:var(--container);padding-left:24px;padding-right:24px}
    .section{padding:88px 0;position:relative}.section-soft{background:var(--bg)}.section-deep{background:#0b2558;color:#fff}
    .section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:13px}
    .section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--gold)}
    .section-heading{max-width:760px;margin-bottom:38px}.section-heading h2{margin:0 0 12px;color:var(--ink);font-size:34px;line-height:1.32;font-weight:800;letter-spacing:-.03em}
    .section-heading p{margin:0;color:var(--muted);font-size:16px}.dark-heading h2,.dark-heading p{color:#fff}.dark-heading p{color:#c6d8fb}
    .badge{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border:1px solid #cfe0ff;border-radius:999px;background:#f4f8ff;color:var(--blue);font-weight:700;font-size:12px;line-height:1.4}
    .btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;border:1px solid transparent;border-radius:10px;padding:13px 20px;font-weight:800;line-height:1.2;min-height:48px}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px rgba(20,91,231,.24)}.btn-primary:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--blue);border-color:#d5e3fb}.btn-light:hover{color:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}.btn-outline:hover{background:#fff;color:var(--blue-dark)}
    .site-header{position:sticky;top:0;z-index:99;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(220,230,244,.8);backdrop-filter:blur(14px)}
    .nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:21px;font-weight:900;letter-spacing:-.04em;white-space:nowrap}
    .brand-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--blue),#2e8dff);box-shadow:0 8px 16px rgba(20,91,231,.25);display:grid;place-items:center;color:#fff;font-size:17px}
    .main-nav{display:flex;align-items:center;justify-content:center;gap:3px;flex:1}.main-nav a{padding:9px 10px;border-radius:8px;color:#4d5e77;font-weight:700;font-size:14px;white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:var(--blue-soft)}.nav-actions{display:flex;align-items:center;gap:10px}
    .nav-status{font-size:12px;color:#5d718f;font-weight:700;white-space:nowrap}.nav-status i{font-size:9px;color:#19bc75;margin-right:4px}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--blue);font-size:23px;padding:8px}
    .inner-hero{padding:76px 0 84px;background-image:linear-gradient(90deg,rgba(8,37,88,.94),rgba(20,91,231,.72)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center}
    .inner-hero h1{color:#fff;font-size:50px;line-height:1.18;letter-spacing:-.05em;margin:14px 0 18px;font-weight:900}.inner-hero p{max-width:650px;color:#d8e6ff;font-size:18px;margin:0}
    .crumb{color:#b8cff7;font-size:13px;font-weight:700}.crumb a:hover{color:#fff}
    .intro-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}.intro-layout img{height:360px;border-radius:var(--radius);box-shadow:var(--shadow)}
    .intro-copy h2{font-size:34px;color:var(--ink);line-height:1.35;margin:0 0 18px}.intro-copy p{color:var(--muted);margin:0 0 18px}
    .check-list{list-style:none;margin:22px 0 0;padding:0}.check-list li{display:flex;gap:12px;margin:12px 0;color:var(--text);font-weight:700}.check-list i{color:#19bc75;margin-top:6px}
    .topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.topic-card{padding:25px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;box-shadow:var(--shadow-sm);transition:.22s}
    .topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b8d2fa}.topic-icon{width:45px;height:45px;border-radius:13px;background:var(--blue-soft);display:grid;place-items:center;color:var(--blue);font-size:19px;margin-bottom:17px}
    .topic-card h3{font-size:19px;color:var(--ink);margin:0 0 8px}.topic-card p{font-size:14px;color:var(--muted);margin:0}
    .data-band{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.18);border-radius:18px;overflow:hidden}.data-item{padding:25px;background:rgba(255,255,255,.08)}.data-item strong{display:block;color:#fff;font-size:30px;line-height:1.2}.data-item span{color:#bed2f6;font-size:13px}
    .news-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}.news-main,.news-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}.news-main img{height:245px}.news-body{padding:26px}.news-body h3{font-size:25px;line-height:1.4;color:var(--ink);margin:0 0 10px}.news-body p{color:var(--muted);margin:0 0 16px}
    .news-side{padding:25px}.news-side h3{margin:0 0 13px;color:var(--ink);font-size:20px}.news-row{padding:15px 0;border-bottom:1px solid var(--line)}.news-row:last-child{border:0}.news-row time{color:var(--blue);font-size:12px;font-weight:800}.news-row a{display:block;color:var(--ink);font-weight:800;line-height:1.5}.news-row a:hover{color:var(--blue)}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}.step{position:relative;padding:24px 20px 20px;border-top:3px solid var(--blue);background:#fff;border-radius:0 0 14px 14px}.step b{color:var(--blue);font-size:13px}.step h3{color:var(--ink);font-size:18px;margin:10px 0 7px}.step p{font-size:14px;color:var(--muted);margin:0}
    .split-panel{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:center}.split-panel h2{font-size:33px;color:var(--ink);margin:0 0 15px}.split-panel p{color:var(--muted)}.quote-box{padding:32px;border-left:4px solid var(--gold);background:#fff;box-shadow:var(--shadow-sm);border-radius:0 var(--radius-sm) var(--radius-sm) 0}.quote-box p{font-size:19px;color:var(--ink);font-weight:800;margin:0 0 15px}.quote-box span{color:var(--muted);font-size:13px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;padding:18px 21px}.faq-item summary{cursor:pointer;color:var(--ink);font-weight:800;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"＋";float:right;color:var(--blue)}.faq-item[open] summary:after{content:"－"}.faq-item p{color:var(--muted);font-size:14px;margin:12px 0 0}
    .cta{padding:58px 0;background:linear-gradient(110deg,var(--blue-dark),var(--blue));color:#fff}.cta-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px}.cta h2{margin:0 0 8px;font-size:31px}.cta p{margin:0;color:#d7e6ff}.cta-actions{display:flex;gap:10px;flex-wrap:wrap}
    footer{padding:28px 24px;background:#081d45;color:#c5d6f2;text-align:center;font-size:13px}footer .avatar{display:inline-grid;place-items:center;width:30px;height:30px;margin-right:8px;border-radius:50%;background:#153b78;color:#fff}footer a{color:#c5d6f2;margin:0 7px}footer a:hover{color:#fff}.foot-meta{margin-top:10px;color:#8fa9d2}
    :focus-visible{outline:3px solid rgba(20,184,220,.55);outline-offset:3px}
    @media(max-width:1024px){.main-nav{gap:0}.main-nav a{padding:8px 7px;font-size:13px}.intro-layout,.news-layout,.split-panel{gap:28px}.hero-copy h1,.inner-hero h1{font-size:42px}}
    @media(max-width:768px){.nav-wrap{height:68px}.menu-toggle{display:block}.nav-status{display:none}.main-nav{display:none;position:absolute;left:18px;right:18px;top:74px;padding:12px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}.main-nav.open{display:flex}.main-nav a{padding:12px 14px}.hero-grid,.intro-layout,.news-layout,.split-panel{grid-template-columns:1fr}.hero{padding:52px 0 60px}.hero-copy h1,.inner-hero h1{font-size:38px}.hero-visual{min-height:300px;padding:20px 0}.hero-photo{height:300px}.topic-grid{grid-template-columns:1fr 1fr}.process{grid-template-columns:1fr 1fr}.data-band{grid-template-columns:1fr 1fr}.faq-grid{grid-template-columns:1fr}.cta-wrap{display:block}.cta-actions{margin-top:24px}}
    @media(max-width:520px){.grid-container{padding-left:18px;padding-right:18px}.section{padding:62px 0}.topic-grid,.process{grid-template-columns:1fr}.section-heading h2,.intro-copy h2,.split-panel h2{font-size:28px}.inner-hero h1{font-size:34px}.hero-copy h1{font-size:35px}.hero-kpis{gap:14px}.hero-kpi b{font-size:19px}.data-item strong{font-size:24px}.feature-content{padding:25px}.btn{width:100%}.cta h2{font-size:26px}}

/* roulang page: category3 */
:root{
 --blue:#145be7;--blue-dark:#0c3eaa;--blue-soft:#eaf2ff;--cyan:#14b8dc;--ink:#10213e;
 --text:#31425e;--muted:#6e7d95;--line:#dce6f4;--bg:#f5f9ff;--white:#fff;--gold:#ffb423;
 --shadow:0 16px 40px rgba(22,69,145,.12);--shadow-sm:0 8px 22px rgba(25,69,135,.08);
 --radius:20px;--radius-sm:12px;--container:1200px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:color .22s ease,background .22s ease,transform .22s ease,box-shadow .22s ease}
img{display:block;width:100%;max-width:100%;object-fit:cover}
button,input{font:inherit}
button{cursor:pointer}
.grid-container{max-width:var(--container);padding-left:24px;padding-right:24px}
.section{padding:88px 0;position:relative}
.section-soft{background:var(--bg)}
.section-deep{background:#0b2558;color:#fff;overflow:hidden}
.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:13px}
.section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--gold)}
.section-heading{max-width:760px;margin-bottom:38px}
.section-heading h2{margin:0 0 12px;color:var(--ink);font-size:34px;line-height:1.32;font-weight:800;letter-spacing:-.03em}
.section-heading p{margin:0;color:var(--muted);font-size:16px}
.dark-heading h2,.dark-heading p{color:#fff}
.dark-heading p{color:#c6d8fb}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border:1px solid #cfe0ff;border-radius:999px;background:#f4f8ff;color:var(--blue);font-weight:700;font-size:12px;line-height:1.4}
.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;border:1px solid transparent;border-radius:10px;padding:13px 20px;font-weight:800;line-height:1.2;min-height:48px}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px rgba(20,91,231,.24)}
.btn-primary:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px);box-shadow:0 15px 30px rgba(20,91,231,.3)}
.btn-light{background:#fff;color:var(--blue);border-color:#d5e3fb}
.btn-light:hover{color:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-outline:hover{background:#fff;color:var(--blue-dark)}
.site-header{position:sticky;top:0;z-index:99;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(220,230,244,.8);backdrop-filter:blur(14px)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:21px;font-weight:900;letter-spacing:-.04em;white-space:nowrap}
.brand-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--blue),#2e8dff);box-shadow:0 8px 16px rgba(20,91,231,.25);display:grid;place-items:center;color:#fff;font-size:17px}
.main-nav{display:flex;align-items:center;justify-content:center;gap:3px;flex:1}
.main-nav a{padding:9px 10px;border-radius:8px;color:#4d5e77;font-weight:700;font-size:14px;white-space:nowrap}
.main-nav a:hover,.main-nav a.active{color:var(--blue);background:var(--blue-soft)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-status{font-size:12px;color:#5d718f;font-weight:700;white-space:nowrap}
.nav-status i{font-size:9px;color:#19bc75;margin-right:4px}
.menu-toggle{display:none;border:0;background:transparent;color:var(--blue);font-size:23px;padding:8px}
.inner-hero{position:relative;padding:76px 0 80px;overflow:hidden;background:#10397d url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
.inner-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,32,80,.94),rgba(12,63,157,.75))}
.inner-hero:after{content:"";position:absolute;width:430px;height:430px;right:-100px;bottom:-250px;border:80px solid rgba(72,185,255,.16);border-radius:50%}
.inner-hero .grid-container{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:9px;color:#cfe0ff;font-size:13px;font-weight:700}
.breadcrumb i{font-size:10px;opacity:.7}
.inner-hero h1{max-width:780px;margin:19px 0 18px;color:#fff;font-weight:900;font-size:48px;line-height:1.2;letter-spacing:-.05em}
.inner-hero p{max-width:730px;margin:0;color:#dce9ff;font-size:17px;line-height:1.95}
.hero-buttons{display:flex;flex-wrap:wrap;gap:12px;margin-top:29px}
.trust-row{display:flex;flex-wrap:wrap;gap:20px;margin-top:30px;color:#cbe0ff;font-weight:700;font-size:13px}
.trust-row span{display:flex;align-items:center;gap:7px}
.trust-row i{color:#61d4ee}
.data-strip{margin-top:-28px;position:relative;z-index:2}
.data-strip-box{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid #dce8f8;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.data-stat{padding:23px 27px;border-right:1px solid var(--line)}
.data-stat:last-child{border-right:0}
.data-stat b{display:block;color:var(--blue);font-size:25px;line-height:1.2;font-weight:900}
.data-stat span{display:block;margin-top:4px;color:var(--muted);font-size:13px;font-weight:700}
.data-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:32px;align-items:stretch}
.data-image{min-height:455px;border-radius:var(--radius);overflow:hidden;position:relative;box-shadow:var(--shadow)}
.data-image img{height:100%}
.data-image:after{content:"从开赛前到终场后，重要变化一目了然";position:absolute;left:20px;right:20px;bottom:20px;padding:14px 17px;border-radius:12px;background:rgba(8,35,83,.8);color:#fff;font-size:14px;font-weight:800}
.data-copy{padding:16px 0}
.data-copy h2{margin:8px 0 18px;color:var(--ink);font-size:35px;line-height:1.32;font-weight:900}
.data-copy>p{margin:0 0 23px;color:var(--muted)}
.check-list{margin:0;padding:0;list-style:none}
.check-list li{display:flex;gap:13px;padding:14px 0;border-bottom:1px solid var(--line)}
.check-list li:last-child{border-bottom:0}
.check-list i{flex:0 0 25px;width:25px;height:25px;border-radius:50%;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue);font-size:11px;margin-top:3px}
.check-list strong{display:block;color:var(--ink);font-size:16px}
.check-list span{display:block;margin-top:2px;color:var(--muted);font-size:14px;line-height:1.65}
.feature-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
.feature-card{min-height:250px;padding:30px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm);transition:.25s ease}
.feature-card:hover{transform:translateY(-6px);border-color:#b7d1fb;box-shadow:var(--shadow)}
.feature-card.primary{background:linear-gradient(145deg,#1258de,#0b3eaa);border-color:transparent;color:#fff}
.feature-icon{width:48px;height:48px;border-radius:14px;background:var(--blue-soft);display:grid;place-items:center;color:var(--blue);font-size:20px;margin-bottom:25px}
.primary .feature-icon{background:rgba(255,255,255,.17);color:#fff}
.feature-card h3{margin:0 0 10px;color:var(--ink);font-size:20px;font-weight:900}
.primary h3{color:#fff}
.feature-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}
.primary p{color:#dceaff}
.feature-link{display:inline-flex;align-items:center;gap:8px;margin-top:20px;color:var(--blue);font-size:14px;font-weight:900}
.primary .feature-link{color:#fff}
.match-board{display:grid;grid-template-columns:1fr 1fr;gap:25px}
.board-card{border:1px solid #d8e5f7;border-radius:var(--radius);background:#fff;overflow:hidden;box-shadow:var(--shadow-sm)}
.board-head{display:flex;justify-content:space-between;align-items:center;padding:19px 23px;border-bottom:1px solid var(--line)}
.board-head h3{margin:0;color:var(--ink);font-size:18px;font-weight:900}
.live-dot{color:#19bc75;font-size:12px;font-weight:800}
.live-dot i{font-size:9px;margin-right:5px}
.match-row{display:grid;grid-template-columns:90px 1fr 68px;align-items:center;gap:14px;padding:17px 23px;border-bottom:1px solid #edf2fa}
.match-row:last-child{border-bottom:0}
.match-time{font-size:13px;color:var(--muted);font-weight:800}
.match-name{color:var(--ink);font-size:14px;font-weight:800}
.match-name small{display:block;margin-top:2px;color:var(--muted);font-size:12px;font-weight:600}
.match-score{text-align:right;color:var(--blue);font-size:17px;font-weight:900}
.scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scenario{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.scenario:hover{box-shadow:var(--shadow);transform:translateY(-5px)}
.scenario-photo{height:176px;overflow:hidden}
.scenario-photo img{height:100%;transition:transform .4s ease}
.scenario:hover img{transform:scale(1.06)}
.scenario-body{padding:23px}
.scenario-body h3{margin:0 0 9px;color:var(--ink);font-size:19px;font-weight:900}
.scenario-body p{margin:0;color:var(--muted);font-size:14px;line-height:1.78}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;position:relative}
.process:before{content:"";position:absolute;left:10%;right:10%;top:38px;height:1px;background:#7aa7f5}
.process-item{position:relative;padding:0 10px;text-align:center;z-index:1}
.process-no{width:76px;height:76px;margin:0 auto 19px;border:7px solid #dceaff;border-radius:50%;background:#fff;color:var(--blue);display:grid;place-items:center;font-size:21px;font-weight:900}
.process-item h3{margin:0 0 8px;color:#fff;font-size:18px;font-weight:900}
.process-item p{margin:0;color:#c5d9fd;font-size:14px;line-height:1.75}
.insight-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:38px;align-items:center}
.insight-note{padding:31px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.insight-note h3{margin:0 0 12px;color:var(--ink);font-size:22px;font-weight:900}
.insight-note p{margin:0;color:var(--muted);font-size:15px}
.insight-list{margin:19px 0 0;padding:0;list-style:none}
.insight-list li{padding:11px 0;border-top:1px solid var(--line);color:#40536f;font-size:14px;font-weight:700}
.insight-list i{margin-right:9px;color:var(--cyan)}
.quote-panel{position:relative;padding:43px 44px;border-radius:var(--radius);background:linear-gradient(135deg,#e9f3ff,#fff);border:1px solid #d3e5ff}
.quote-panel:before{content:"“";position:absolute;right:32px;top:2px;color:#c5ddff;font-family:Georgia,serif;font-size:110px;line-height:1}
.quote-panel p{position:relative;margin:0;color:var(--ink);font-size:21px;font-weight:800;line-height:1.75}
.quote-panel span{display:block;position:relative;margin-top:18px;color:var(--blue);font-size:14px;font-weight:800}
.faq-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:55px;align-items:start}
.faq-intro{padding:32px;border-radius:var(--radius);background:#eaf3ff}
.faq-intro h2{margin:0 0 14px;color:var(--ink);font-size:31px;line-height:1.35;font-weight:900}
.faq-intro p{margin:0;color:#5c6f89}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;padding:20px 4px;background:none;border:0;color:var(--ink);display:flex;align-items:center;justify-content:space-between;gap:18px;text-align:left;font-size:16px;font-weight:900}
.faq-question i{color:var(--blue);transition:transform .2s ease}
.faq-answer{display:none;padding:0 4px 21px;color:var(--muted);font-size:14px;line-height:1.85}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question i{transform:rotate(45deg)}
.cta-box{padding:56px 58px;border-radius:28px;background:#145be7 url("/assets/images/backpic/back-3.webp") center/cover no-repeat;position:relative;overflow:hidden;color:#fff}
.cta-box:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(7,45,125,.94),rgba(20,91,231,.74))}
.cta-content{position:relative;display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta-content h2{max-width:650px;margin:0 0 11px;color:#fff;font-size:34px;line-height:1.35;font-weight:900}
.cta-content p{max-width:650px;margin:0;color:#d8e8ff}
.cta-actions{display:flex;flex-shrink:0;gap:10px;flex-wrap:wrap}
.site-footer{background:#081d47;color:#b9cae7;padding:54px 0 0}
.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:42px;padding-bottom:39px}
.footer-brand{color:#fff;font-size:23px;font-weight:900}
.footer-brand .brand-mark{display:inline-grid;vertical-align:middle;margin-right:9px}
.footer-desc{max-width:390px;margin:16px 0 0;color:#a9bfdf;font-size:14px;line-height:1.9}
.footer-col h3{margin:3px 0 14px;color:#fff;font-size:15px;font-weight:900}
.footer-col a{display:block;margin:7px 0;color:#b9cae7;font-size:14px}
.footer-col a:hover{color:#fff}
.footer-bottom{padding:20px 0;border-top:1px solid rgba(194,218,255,.18);display:flex;justify-content:space-between;align-items:center;gap:15px;font-size:13px;flex-wrap:wrap}
.footer-records{display:flex;gap:13px;flex-wrap:wrap}
.footer-bottom a:hover{color:#fff}
.footer-follow{padding:16px 0 20px;text-align:center;color:#d6e5fb;font-weight:700}
.avatar{display:inline-grid;place-items:center;width:28px;height:28px;margin-right:8px;border-radius:50%;background:rgba(255,255,255,.13);color:#fff}
.back-top{position:fixed;right:21px;bottom:23px;z-index:30;width:43px;height:43px;border:0;border-radius:12px;background:var(--blue);color:#fff;box-shadow:0 10px 24px rgba(20,91,231,.3);opacity:0;visibility:hidden;transform:translateY(10px);transition:.25s}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back-top:hover{background:var(--blue-dark);transform:translateY(-3px)}
a:focus-visible,button:focus-visible{outline:3px solid rgba(20,184,220,.55);outline-offset:3px}
@media(max-width:1024px){
 .main-nav{gap:0}.main-nav a{padding:8px 7px;font-size:13px}.nav-status{display:none}
 .inner-hero h1{font-size:42px}.feature-grid{grid-template-columns:1fr 1fr}.feature-card.primary{grid-column:span 2}
 .scenario-grid{gap:16px}.footer-grid{gap:25px}
}
@media(max-width:768px){
 .grid-container{padding-left:19px;padding-right:19px}.section{padding:65px 0}
 .nav-wrap{height:68px;gap:10px}.menu-toggle{display:block}
 .main-nav{display:none;position:absolute;left:0;right:0;top:68px;padding:12px 19px 18px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
 .main-nav.open{display:flex}.main-nav a{padding:10px 12px}.nav-actions .btn{display:none}
 .inner-hero{padding:56px 0 63px}.inner-hero h1{font-size:37px}.inner-hero p{font-size:16px}
 .data-strip{margin-top:-18px}.data-strip-box{grid-template-columns:1fr 1fr}.data-stat:nth-child(2){border-right:0}.data-stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
 .data-layout,.insight-wrap,.faq-layout{grid-template-columns:1fr}.data-image{min-height:315px}.data-copy h2{font-size:30px}
 .match-board{grid-template-columns:1fr}.scenario-grid{grid-template-columns:1fr 1fr}.process{grid-template-columns:1fr 1fr;gap:32px}.process:before{display:none}
 .cta-box{padding:41px 30px}.cta-content{display:block}.cta-actions{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
 body{font-size:15px}.brand{font-size:19px}.inner-hero h1{font-size:32px}.section-heading h2{font-size:28px}
 .hero-buttons,.cta-actions{flex-direction:column}.hero-buttons .btn,.cta-actions .btn{width:100%}
 .trust-row{display:block}.trust-row span{margin:8px 0}.data-stat{padding:18px}.data-stat b{font-size:21px}
 .feature-grid,.scenario-grid,.process,.footer-grid{grid-template-columns:1fr}.feature-card.primary{grid-column:auto}.feature-card{min-height:auto}
 .match-row{grid-template-columns:70px 1fr 52px;padding:15px 16px;gap:8px}.match-name{font-size:13px}
 .quote-panel{padding:30px 25px}.quote-panel p{font-size:18px}.faq-intro{padding:25px}.cta-box{padding:35px 23px}.cta-content h2{font-size:28px}
 .footer-bottom{align-items:flex-start;flex-direction:column}.footer-records{flex-direction:column;gap:5px}
}

/* roulang page: category2 */
:root{
      --blue:#145be7;--blue-dark:#0c3eaa;--blue-soft:#eaf2ff;--cyan:#14b8dc;
      --ink:#10213e;--text:#31425e;--muted:#6e7d95;--line:#dce6f4;
      --bg:#f5f9ff;--white:#fff;--gold:#ffb423;--green:#19bc75;
      --shadow:0 16px 40px rgba(22,69,145,.12);--shadow-sm:0 8px 22px rgba(25,69,135,.08);
      --radius:20px;--radius-sm:12px;--container:1200px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:#fff;color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:all .22s ease}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input{font:inherit}
    button{cursor:pointer}
    .grid-container{max-width:var(--container);padding-left:24px;padding-right:24px}
    .section{padding:88px 0;position:relative}
    .section-soft{background:var(--bg)}
    .section-deep{background:#0b2558;color:#fff}
    .section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:13px}
    .section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--gold)}
    .section-heading{max-width:760px;margin-bottom:38px}
    .section-heading h2{margin:0 0 12px;color:var(--ink);font-size:34px;line-height:1.32;font-weight:800;letter-spacing:-.03em}
    .section-heading p{margin:0;color:var(--muted);font-size:16px}
    .dark-heading h2,.dark-heading p{color:#fff}.dark-heading p{color:#c6d8fb}
    .site-header{position:sticky;top:0;z-index:99;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(220,230,244,.8);backdrop-filter:blur(14px)}
    .nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:21px;font-weight:900;letter-spacing:-.04em;white-space:nowrap}
    .brand-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--blue),#2e8dff);box-shadow:0 8px 16px rgba(20,91,231,.25);display:grid;place-items:center;color:#fff;font-size:17px}
    .main-nav{display:flex;align-items:center;justify-content:center;gap:3px;flex:1}
    .main-nav a{padding:9px 10px;border-radius:8px;color:#4d5e77;font-weight:700;font-size:14px;white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:var(--blue-soft)}
    .nav-actions{display:flex;align-items:center;gap:10px}.nav-status{font-size:12px;color:#5d718f;font-weight:700;white-space:nowrap}
    .nav-status i{font-size:9px;color:var(--green);margin-right:4px}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--blue);font-size:23px;padding:8px}
    .btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;border:1px solid transparent;border-radius:10px;padding:13px 20px;font-weight:800;line-height:1.2;min-height:48px}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px rgba(20,91,231,.24)}
    .btn-primary:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--blue);border-color:#d5e3fb}.btn-light:hover{color:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}.btn-outline:hover{background:#fff;color:var(--blue-dark)}
    .badge{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border:1px solid #cfe0ff;border-radius:999px;background:#f4f8ff;color:var(--blue);font-weight:700;font-size:12px;line-height:1.4}
    .inner-hero{padding:76px 0 84px;background:linear-gradient(110deg,rgba(10,38,91,.95),rgba(20,91,231,.78)),url('/assets/images/backpic/back-2.webp') center/cover;position:relative;overflow:hidden}
    .inner-hero:after{content:"";position:absolute;inset:auto -100px -170px auto;width:450px;height:450px;border:1px solid rgba(255,255,255,.2);border-radius:50%;box-shadow:0 0 0 35px rgba(255,255,255,.04),0 0 0 70px rgba(255,255,255,.03)}
    .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:58px;align-items:center;position:relative;z-index:1}
    .hero-copy h1{color:#fff;font-size:49px;line-height:1.18;margin:14px 0 18px;font-weight:900;letter-spacing:-.05em}
    .hero-copy p{color:#d9e7ff;max-width:650px;font-size:17px;margin:0}
    .hero-copy .section-kicker{color:#bdefff}
    .download-box{background:rgba(255,255,255,.97);border-radius:22px;padding:28px;box-shadow:0 22px 55px rgba(5,29,75,.28)}
    .download-box h3{color:var(--ink);font-size:21px;margin:0 0 8px}.download-box p{color:var(--muted);font-size:14px;margin:0 0 18px}
    .download-box label{color:var(--ink);font-size:13px;font-weight:800}.download-box input{height:48px;border:1px solid var(--line);border-radius:9px;box-shadow:none;margin:6px 0 12px}
    .download-box input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(20,91,231,.12)}
    .form-note{font-size:12px;color:var(--muted);margin-top:12px}.form-note i{color:var(--green)}
    .trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm)}
    .trust-item{background:#fff;padding:24px 20px;display:flex;gap:13px;align-items:flex-start}.trust-item i{font-size:22px;color:var(--blue);margin-top:4px}.trust-item b{display:block;color:var(--ink);font-size:16px}.trust-item span{font-size:13px;color:var(--muted)}
    .download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
    .download-card,.info-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm);padding:28px;transition:all .25s ease}
    .download-card:hover,.info-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b9d2fb}
    .download-card .icon,.info-card .icon{width:48px;height:48px;border-radius:14px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-size:20px;margin-bottom:18px}
    .download-card h3,.info-card h3{color:var(--ink);font-size:21px;margin:0 0 9px}.download-card p,.info-card p{color:var(--muted);font-size:14px;margin:0 0 18px}
    .text-link{color:var(--blue);font-size:14px;font-weight:800}.text-link:hover{color:var(--blue-dark);padding-left:4px}
    .feature-panel{display:grid;grid-template-columns:1fr 1fr;overflow:hidden;border:1px solid #e0eaf7;border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
    .feature-media{min-height:405px}.feature-media img{height:100%}.feature-content{padding:52px 48px}
    .feature-content h2{color:var(--ink);font-size:31px;line-height:1.35;margin:0 0 16px;font-weight:900}.feature-content p{color:var(--muted);margin:0 0 20px}
    .check-list{list-style:none;margin:0 0 25px;padding:0}.check-list li{display:flex;gap:11px;margin:12px 0;color:#425572;font-weight:700;font-size:14px}.check-list i{color:var(--green);margin-top:5px}
    .step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.step{position:relative;padding:25px 22px;border-top:3px solid var(--blue);background:#fff;border-radius:0 0 15px 15px;box-shadow:var(--shadow-sm)}.step-num{color:var(--blue);font-size:30px;font-weight:900;line-height:1}.step h3{font-size:18px;color:var(--ink);margin:14px 0 7px}.step p{font-size:13px;color:var(--muted);margin:0}
    .split{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:center}.split-image{border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}.split-image img{height:380px}.split-copy h2{font-size:34px;line-height:1.3;color:var(--ink);margin:0 0 15px}.split-copy p{color:var(--muted)}
    .security-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:25px}.security-list div{padding:17px;border:1px solid var(--line);border-radius:12px;background:#fbfdff}.security-list i{color:var(--blue);margin-right:8px}.security-list b{color:var(--ink);font-size:14px}
    .faq-grid{max-width:880px}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;background:none;border:0;padding:21px 0;color:var(--ink);font-weight:800;font-size:17px}.faq-question i{color:var(--blue);transition:transform .2s}.faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 35px 20px 0}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question i{transform:rotate(45deg)}
    .cta{padding:62px 0;background:linear-gradient(110deg,var(--blue-dark),var(--blue));color:#fff}.cta-wrap{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{margin:0 0 8px;font-size:31px}.cta p{margin:0;color:#dce9ff}.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
    footer{background:#081d45;color:#b9cbea;padding:28px 0;font-size:13px}.footer-wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}.footer-brand{color:#fff;font-weight:900;font-size:18px}.footer-links{display:flex;gap:18px;flex-wrap:wrap}.footer-links a:hover{color:#fff}.avatar{display:inline-grid;place-items:center;width:28px;height:28px;background:#1c4d9e;border-radius:50%;margin-right:8px;color:#fff}.copyright{width:100%;padding-top:18px;border-top:1px solid rgba(255,255,255,.13);color:#91a9cf}
    @media(max-width:1024px){.main-nav{gap:0}.main-nav a{padding:8px 6px;font-size:13px}.hero-copy h1{font-size:42px}.feature-content{padding:35px}.section{padding:70px 0}}
    @media(max-width:768px){.nav-wrap{height:68px}.menu-toggle{display:block}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 24px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);flex-direction:column;align-items:stretch}.main-nav.show{display:flex}.main-nav a{padding:12px 14px}.nav-actions{display:none}.hero-grid,.feature-panel,.split{grid-template-columns:1fr;gap:28px}.hero-copy h1{font-size:38px}.inner-hero{padding:60px 0}.download-box{max-width:540px}.trust-row{grid-template-columns:1fr 1fr}.download-grid,.step-grid{grid-template-columns:1fr 1fr}.feature-media{min-height:280px}.split-image img{height:300px}.cta-wrap{display:block}.cta-actions{margin-top:23px}}
    @media(max-width:520px){.grid-container{padding-left:18px;padding-right:18px}.section{padding:58px 0}.hero-copy h1{font-size:32px}.hero-copy p{font-size:15px}.trust-row,.download-grid,.step-grid,.security-list{grid-template-columns:1fr}.trust-item{padding:18px}.feature-content{padding:28px 22px}.feature-content h2,.split-copy h2{font-size:27px}.section-heading h2{font-size:28px}.cta h2{font-size:26px}.footer-wrap{display:block}.footer-links{margin-top:16px}}
    :focus-visible{outline:3px solid rgba(20,91,231,.35);outline-offset:3px}

/* roulang page: category5 */
:root{--blue:#145be7;--blue-dark:#0c3eaa;--blue-soft:#eaf2ff;--cyan:#14b8dc;--ink:#10213e;--text:#31425e;--muted:#6e7d95;--line:#dce6f4;--bg:#f5f9ff;--white:#fff;--gold:#ffb423;--green:#19bc75;--shadow:0 16px 40px rgba(22,69,145,.12);--shadow-sm:0 8px 22px rgba(25,69,135,.08);--radius:20px;--radius-sm:12px;--container:1200px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}a{color:inherit;text-decoration:none;transition:.22s ease}img{display:block;width:100%;max-width:100%;object-fit:cover}button,input{font:inherit}button{cursor:pointer}.grid-container{max-width:var(--container);padding-left:24px;padding-right:24px}.section{padding:88px 0;position:relative}.section-soft{background:var(--bg)}.section-deep{background:#0b2558;color:#fff;overflow:hidden}.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:13px}.section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--gold)}.section-heading{max-width:760px;margin-bottom:38px}.section-heading h2{margin:0 0 12px;color:var(--ink);font-size:34px;line-height:1.32;font-weight:800;letter-spacing:-.03em}.section-heading p{margin:0;color:var(--muted);font-size:16px}.dark-heading h2,.dark-heading p{color:#fff}.dark-heading p{color:#c6d8fb}.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border:1px solid #cfe0ff;border-radius:999px;background:#f4f8ff;color:var(--blue);font-weight:700;font-size:12px;line-height:1.4}.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;border:1px solid transparent;border-radius:10px;padding:13px 20px;font-weight:800;line-height:1.2;min-height:48px}.btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px rgba(20,91,231,.24)}.btn-primary:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}.btn-light{background:#fff;color:var(--blue);border-color:#d5e3fb}.btn-light:hover{color:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}.btn-outline:hover{background:#fff;color:var(--blue-dark)}
    .site-header{position:sticky;top:0;z-index:99;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(220,230,244,.8);backdrop-filter:blur(14px)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:21px;font-weight:900;letter-spacing:-.04em;white-space:nowrap}.brand-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--blue),#2e8dff);box-shadow:0 8px 16px rgba(20,91,231,.25);display:grid;place-items:center;color:#fff;font-size:17px}.main-nav{display:flex;align-items:center;justify-content:center;gap:3px;flex:1}.main-nav a{padding:9px 10px;border-radius:8px;color:#4d5e77;font-weight:700;font-size:14px;white-space:nowrap}.main-nav a:hover,.main-nav a.active{color:var(--blue);background:var(--blue-soft)}.nav-actions{display:flex;align-items:center;gap:10px}.nav-status{font-size:12px;color:#5d718f;font-weight:700;white-space:nowrap}.nav-status i{font-size:9px;color:var(--green);margin-right:4px}.menu-toggle{display:none;border:0;background:transparent;color:var(--blue);font-size:23px;padding:8px}
    .hero{padding:75px 0 82px;background:linear-gradient(115deg,rgba(8,38,91,.94),rgba(20,91,231,.82)),url('/assets/images/backpic/back-2.webp') center/cover;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;right:-120px;bottom:-220px;width:520px;height:520px;border:70px solid rgba(255,255,255,.08);border-radius:50%}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center;position:relative;z-index:1}.hero h1{color:#fff;font-size:48px;line-height:1.18;letter-spacing:-.05em;margin:15px 0 18px;font-weight:900}.hero p{color:#d9e7ff;max-width:610px;font-size:17px;margin:0}.hero .section-kicker{color:#a9dfff}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.launch-board{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.23);border-radius:26px;padding:28px;box-shadow:0 22px 45px rgba(0,0,0,.14);backdrop-filter:blur(9px)}.launch-top{display:flex;justify-content:space-between;align-items:center;color:#fff;font-weight:800}.live-dot{color:#83f0bd;font-size:12px}.live-dot i{font-size:8px;margin-right:5px}.count-row{display:flex;align-items:center;gap:23px;margin:24px 0}.count-ring{width:108px;height:108px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--gold) 0 76%,rgba(255,255,255,.17) 76% 100%);position:relative}.count-ring:after{content:"";position:absolute;inset:9px;border-radius:50%;background:#164da7}.count-ring strong{position:relative;z-index:1;color:#fff;font-size:27px}.count-row h3{color:#fff;margin:0;font-size:22px}.count-row p{font-size:13px;color:#bdd1f4;margin:4px 0 0}.dots{display:flex;gap:7px;margin-top:25px}.dots button{width:25px;height:5px;padding:0;border:0;border-radius:5px;background:rgba(255,255,255,.3)}.dots button.active{background:var(--gold);width:42px}.stat-line{display:flex;gap:28px;padding-top:20px;border-top:1px solid rgba(255,255,255,.18);color:#d6e4ff}.stat-line b{display:block;color:#fff;font-size:21px}.stat-line span{font-size:12px}
    .intro-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:46px;align-items:center}.intro-copy h2{color:var(--ink);font-size:34px;line-height:1.35;margin:0 0 17px}.intro-copy p{color:var(--muted);margin:0 0 16px}.image-card{border-radius:24px;overflow:hidden;box-shadow:var(--shadow);height:350px;position:relative}.image-card img{height:100%}.image-card span{position:absolute;left:20px;bottom:18px;background:rgba(11,37,88,.84);color:#fff;border-radius:999px;padding:6px 13px;font-size:12px;font-weight:800}
    .topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.topic-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.25s}.topic-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.topic-card img{height:165px}.topic-body{padding:22px}.topic-body h3{margin:8px 0 9px;color:var(--ink);font-size:21px;line-height:1.4}.topic-body p{margin:0 0 17px;color:var(--muted);font-size:14px}.text-link{color:var(--blue);font-weight:800;font-size:14px}.text-link i{margin-left:6px;font-size:12px}.focus-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:36px;align-items:stretch}.focus-box{padding:38px;background:#eaf2ff;border-radius:var(--radius)}.focus-box h2{color:var(--ink);font-size:30px;line-height:1.35;margin:0 0 15px}.focus-box p{color:var(--muted);margin:0}.focus-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 24px}.focus-list li{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);list-style:none}.focus-list li:last-child{border:0}.focus-list b{color:var(--blue);font-size:13px;min-width:64px}.focus-list span{color:var(--ink);font-weight:700}
    .numbers{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.2);border-radius:18px;overflow:hidden}.number{padding:28px 20px;background:rgba(255,255,255,.06)}.number strong{display:block;color:#fff;font-size:32px}.number span{color:#c7d9fc;font-size:13px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.step{padding:25px;background:#fff;border:1px solid var(--line);border-radius:16px}.step-no{color:var(--blue);font-size:13px;font-weight:900}.step h3{color:var(--ink);font-size:18px;margin:10px 0 7px}.step p{font-size:14px;color:var(--muted);margin:0}.faq-list{max-width:880px;margin:auto}.faq-list details{border-bottom:1px solid var(--line);padding:20px 0}.faq-list summary{color:var(--ink);font-weight:800;cursor:pointer;list-style:none;display:flex;justify-content:space-between}.faq-list summary:after{content:"＋";color:var(--blue);font-size:20px}.faq-list details[open] summary:after{content:"－"}.faq-list p{color:var(--muted);margin:12px 30px 0 0;font-size:14px}.cta{padding:64px 0;background:linear-gradient(110deg,#145be7,#0b3eaa);color:#fff}.cta-wrap{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:32px;line-height:1.35;margin:0 0 8px;color:#fff}.cta p{margin:0;color:#d4e3ff}.site-footer{background:#081d43;color:#b7cae9;padding:31px 0 24px}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:20px}.site-footer .brand{color:#fff}.site-footer .brand-mark{box-shadow:none}.footer-links{display:flex;flex-wrap:wrap;gap:18px;font-size:13px}.footer-links a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.12);padding-top:20px;margin-top:24px;font-size:12px}.avatar{display:inline-grid;place-items:center;width:29px;height:29px;background:#1b4c98;border-radius:50%;margin-right:8px;color:#fff}.section-note{font-size:13px;color:var(--muted);margin-top:20px}
    :focus-visible{outline:3px solid rgba(20,91,231,.35);outline-offset:3px}
    @media(max-width:1024px){.main-nav{gap:0}.main-nav a{padding:8px 7px;font-size:13px}.hero-grid,.intro-grid,.focus-layout{gap:28px}.hero h1{font-size:42px}}
    @media(max-width:768px){.nav-wrap{height:68px}.menu-toggle{display:block}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 24px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px 14px}.nav-status{display:none}.hero{padding:58px 0}.hero-grid,.intro-grid,.focus-layout{grid-template-columns:1fr}.hero h1{font-size:38px}.hero-visual{margin-top:8px}.topic-grid{grid-template-columns:repeat(2,1fr)}.numbers,.steps{grid-template-columns:repeat(2,1fr)}.cta-wrap{display:block}.cta .btn{margin-top:22px}.footer-top{display:block}.footer-links{margin-top:18px}}
    @media(max-width:520px){.grid-container{padding-left:18px;padding-right:18px}.section{padding:62px 0}.section-heading h2{font-size:28px}.hero h1{font-size:33px}.hero p{font-size:15px}.launch-board{padding:21px}.count-row{gap:14px}.topic-grid,.numbers,.steps{grid-template-columns:1fr}.image-card{height:270px}.stat-line{gap:15px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:9px}}

/* roulang page: category6 */
:root{
      --blue:#145be7;--blue-dark:#0c3eaa;--blue-soft:#eaf2ff;--cyan:#14b8dc;
      --ink:#10213e;--text:#31425e;--muted:#6e7d95;--line:#dce6f4;
      --bg:#f5f9ff;--white:#fff;--gold:#ffb423;--green:#19bc75;
      --shadow:0 16px 40px rgba(22,69,145,.12);--shadow-sm:0 8px 22px rgba(25,69,135,.08);
      --radius:20px;--radius-sm:12px;--container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:#fff;color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:.22s ease}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input{font:inherit}
    button{cursor:pointer}
    .grid-container{max-width:var(--container);padding-left:24px;padding-right:24px}
    .site-header{position:sticky;top:0;z-index:99;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(220,230,244,.8);backdrop-filter:blur(14px)}
    .nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:22px}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:21px;font-weight:900;letter-spacing:-.04em;white-space:nowrap}
    .brand-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--blue),#2e8dff);box-shadow:0 8px 16px rgba(20,91,231,.25);display:grid;place-items:center;color:#fff;font-size:17px}
    .main-nav{display:flex;align-items:center;justify-content:center;gap:3px;flex:1}
    .main-nav a{padding:9px 10px;border-radius:8px;color:#4d5e77;font-weight:700;font-size:14px;white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:var(--blue-soft)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .nav-status{font-size:12px;color:#5d718f;font-weight:700;white-space:nowrap}
    .nav-status i{font-size:9px;color:var(--green);margin-right:4px}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--blue);font-size:23px;padding:8px}
    .hero{position:relative;padding:88px 0 94px;background:linear-gradient(110deg,rgba(7,35,87,.95),rgba(20,91,231,.84)),url('/assets/images/backpic/back-2.webp') center/cover;overflow:hidden;color:#fff}
    .hero:after{content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(255,255,255,.16);border-radius:50%;right:-100px;top:-120px;box-shadow:0 0 0 35px rgba(255,255,255,.04),0 0 0 70px rgba(255,255,255,.03)}
    .hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:60px;align-items:center;position:relative;z-index:1}
    .hero-copy{max-width:680px}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow{color:#bdeeff}.eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--gold)}
    .hero h1{font-size:50px;line-height:1.18;letter-spacing:-.055em;margin:16px 0 20px;color:#fff;font-weight:900}
    .hero h1 span{color:#75e4ff}
    .hero p{margin:0;color:#dceaff;font-size:17px;line-height:1.95;max-width:620px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:13px 21px;border:1px solid transparent;border-radius:10px;font-weight:800;line-height:1.2}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px rgba(20,91,231,.24)}
    .btn-primary:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px);box-shadow:0 15px 30px rgba(20,91,231,.3)}
    .btn-light{background:#fff;color:var(--blue);border-color:#d5e3fb}
    .btn-light:hover{color:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
    .btn-outline:hover{background:#fff;color:var(--blue-dark)}
    .guide-board{background:rgba(255,255,255,.98);border-radius:24px;padding:26px;box-shadow:0 24px 60px rgba(2,24,69,.28);color:var(--text)}
    .board-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:18px;border-bottom:1px solid var(--line)}
    .board-top strong{color:var(--ink);font-size:18px}.online{font-size:12px;color:var(--green);font-weight:800}
    .online i{font-size:8px;margin-right:5px}
    .board-step{display:flex;gap:14px;padding:20px 0;border-bottom:1px solid #edf2f9}
    .board-step:last-child{border-bottom:0;padding-bottom:2px}
    .step-num{width:31px;height:31px;border-radius:10px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-weight:900;flex:none}
    .board-step b{display:block;color:var(--ink);font-size:15px}.board-step span{display:block;color:var(--muted);font-size:13px;line-height:1.6}
    .section{padding:90px 0;position:relative}.section-soft{background:var(--bg)}
    .section-heading{max-width:760px;margin-bottom:38px}.section-heading h2{margin:0 0 12px;color:var(--ink);font-size:35px;line-height:1.32;font-weight:800;letter-spacing:-.03em}.section-heading p{margin:0;color:var(--muted)}
    .section-kicker{color:var(--blue);margin-bottom:13px}
    .intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
    .intro-copy h2{font-size:35px;color:var(--ink);line-height:1.35;margin:0 0 18px}.intro-copy p{color:var(--muted);margin:0 0 17px}
    .photo-card{border-radius:24px;overflow:hidden;box-shadow:var(--shadow);min-height:360px;position:relative}.photo-card img{height:100%;min-height:360px}.photo-card figcaption{position:absolute;left:20px;bottom:18px;background:rgba(11,37,88,.84);color:#fff;border-radius:999px;padding:7px 14px;font-size:12px;font-weight:800}
    .benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .benefit{padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:.25s}
    .benefit:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
    .icon-box{width:48px;height:48px;border-radius:14px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-size:19px;margin-bottom:20px}.benefit h3{color:var(--ink);font-size:19px;margin:0 0 8px}.benefit p{color:var(--muted);font-size:14px;margin:0}
    .scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.scene{display:flex;gap:18px;padding:24px;background:#fff;border-radius:16px;border:1px solid var(--line);align-items:flex-start}.scene b{color:var(--ink);display:block;margin-bottom:5px}.scene p{margin:0;color:var(--muted);font-size:14px}
    .data-strip{background:#0b2558;color:#fff;padding:72px 0}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}.stat{border-left:2px solid rgba(117,228,255,.6);padding-left:20px}.stat strong{display:block;font-size:34px;color:#fff;line-height:1.2}.stat span{color:#bcd0f2;font-size:13px}
    .feature-panel{display:grid;grid-template-columns:1fr 1fr;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}.feature-media{min-height:390px}.feature-media img{height:100%}.feature-content{padding:48px}.feature-content h2{color:var(--ink);font-size:30px;line-height:1.35;margin:0 0 15px}.feature-content p{color:var(--muted);margin:0 0 18px}.check-list{list-style:none;padding:0;margin:20px 0 28px}.check-list li{margin:12px 0;color:var(--text);font-weight:700}.check-list i{color:var(--green);margin-right:9px}
    .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0}.flow-item{position:relative;padding:22px 24px 22px 0}.flow-item:not(:last-child):after{content:"→";position:absolute;right:14px;top:33px;color:#9cb7e5;font-size:24px}.flow-item em{display:grid;place-items:center;width:42px;height:42px;background:var(--blue);color:#fff;border-radius:13px;font-style:normal;font-weight:900;margin-bottom:14px}.flow-item h3{font-size:17px;color:var(--ink);margin:0 0 7px}.flow-item p{font-size:14px;color:var(--muted);margin:0}
    .quote{padding:34px 40px;border-radius:20px;background:linear-gradient(120deg,#edf5ff,#fff);border:1px solid #d9e8fb;color:var(--ink);font-size:20px;font-weight:800;line-height:1.7}.quote small{display:block;margin-top:14px;color:var(--muted);font-size:13px;font-weight:600}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.faq-item{border:1px solid var(--line);border-radius:14px;background:#fff;padding:20px 22px}.faq-item summary{cursor:pointer;color:var(--ink);font-weight:800;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";float:right;color:var(--blue);font-size:22px;line-height:1}.faq-item[open] summary:after{content:"−"}.faq-item p{color:var(--muted);font-size:14px;margin:12px 0 0}
    .cta{padding:72px 0;background:linear-gradient(115deg,#145be7,#0c3eaa);color:#fff}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:32px;margin:0 0 8px;color:#fff}.cta p{margin:0;color:#d9e8ff}
    footer{background:#081b42;color:#c1d2ee;padding:30px 0}.footer-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px}.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:900}.footer-brand .brand-mark{width:30px;height:30px;font-size:14px}.footer-meta{display:flex;flex-wrap:wrap;gap:14px;font-size:12px;justify-content:flex-end}.footer-meta a:hover{color:#fff}.avatar{display:inline-grid;place-items:center;width:27px;height:27px;border-radius:50%;background:#1c56b7;color:#fff;margin-right:8px}
    :focus-visible{outline:3px solid #65dfff;outline-offset:3px}
    @media(max-width:1024px){.main-nav{gap:0}.main-nav a{padding:8px 7px;font-size:13px}.hero h1{font-size:43px}.grid-container{padding-left:22px;padding-right:22px}}
    @media(max-width:768px){.nav-actions{display:none}.menu-toggle{display:block}.main-nav{display:none;position:absolute;left:0;right:0;top:76px;padding:12px 22px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px}.hero{padding:65px 0}.hero-grid,.intro-grid,.feature-panel{grid-template-columns:1fr;gap:30px}.hero h1{font-size:39px}.hero-visual{min-height:0}.feature-media{min-height:270px}.feature-media img{min-height:270px}.benefits,.stats{grid-template-columns:1fr 1fr}.flow{grid-template-columns:1fr 1fr}.flow-item:not(:last-child):after{display:none}.faq-grid{grid-template-columns:1fr}.cta-inner,.footer-wrap{align-items:flex-start;flex-direction:column}.footer-meta{justify-content:flex-start}}
    @media(max-width:520px){.section{padding:65px 0}.hero h1{font-size:34px}.hero p{font-size:15px}.hero-actions .btn{width:100%}.benefits,.stats,.scene-grid,.flow{grid-template-columns:1fr}.feature-content{padding:29px 24px}.section-heading h2,.intro-copy h2{font-size:28px}.quote{padding:25px;font-size:17px}.cta h2{font-size:27px}}

/* roulang page: category4 */
:root{
      --blue:#145be7;
      --blue-dark:#0c3eaa;
      --blue-soft:#eaf2ff;
      --cyan:#14b8dc;
      --ink:#10213e;
      --text:#31425e;
      --muted:#6e7d95;
      --line:#dce6f4;
      --bg:#f5f9ff;
      --white:#fff;
      --gold:#ffb423;
      --green:#19bc75;
      --shadow:0 16px 40px rgba(22,69,145,.12);
      --shadow-sm:0 8px 22px rgba(25,69,135,.08);
      --radius:20px;
      --radius-sm:12px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--white);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:color .22s ease,background .22s ease,transform .22s ease,box-shadow .22s ease}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input{font:inherit}
    button{cursor:pointer}
    .grid-container{max-width:var(--container);padding-left:24px;padding-right:24px}
    .section{padding:88px 0;position:relative}
    .section-soft{background:var(--bg)}
    .section-deep{background:#0b2558;color:#fff;overflow:hidden}
    .section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:13px}
    .section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--gold)}
    .section-heading{max-width:760px;margin-bottom:38px}
    .section-heading h2{margin:0 0 12px;color:var(--ink);font-size:34px;line-height:1.32;font-weight:800;letter-spacing:-.03em}
    .section-heading p{margin:0;color:var(--muted);font-size:16px}
    .dark-heading h2,.dark-heading p{color:#fff}
    .dark-heading p{color:#c6d8fb}
    .badge{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border:1px solid #cfe0ff;border-radius:999px;background:#f4f8ff;color:var(--blue);font-weight:700;font-size:12px;line-height:1.4}
    .btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;border:1px solid transparent;border-radius:10px;padding:13px 20px;font-weight:800;line-height:1.2;min-height:48px}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px rgba(20,91,231,.24)}
    .btn-primary:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px);box-shadow:0 15px 30px rgba(20,91,231,.3)}
    .btn-light{background:#fff;color:var(--blue);border-color:#d5e3fb}
    .btn-light:hover{color:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
    .btn-outline:hover{background:#fff;color:var(--blue-dark)}
    .site-header{position:sticky;top:0;z-index:99;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(220,230,244,.8);backdrop-filter:blur(14px)}
    .nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:21px;font-weight:900;letter-spacing:-.04em;white-space:nowrap}
    .brand-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--blue),#2e8dff);box-shadow:0 8px 16px rgba(20,91,231,.25);display:grid;place-items:center;color:#fff;font-size:17px}
    .main-nav{display:flex;align-items:center;justify-content:center;gap:3px;flex:1}
    .main-nav a{padding:9px 10px;border-radius:8px;color:#4d5e77;font-weight:700;font-size:14px;white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:var(--blue-soft)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .nav-status{font-size:12px;color:#5d718f;font-weight:700;white-space:nowrap}
    .nav-status i{font-size:9px;color:var(--green);margin-right:4px}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--blue);font-size:23px;padding:8px}
    .hero-dark{padding:82px 0 90px;background:#0b2558 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;position:relative;color:#fff;overflow:hidden}
    .hero-dark:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,24,64,.97),rgba(8,42,101,.82),rgba(10,45,105,.62))}
    .hero-dark:after{content:"";position:absolute;right:-130px;top:-160px;width:480px;height:480px;border:1px solid rgba(105,191,255,.24);border-radius:50%;box-shadow:0 0 0 50px rgba(105,191,255,.04),0 0 0 100px rgba(105,191,255,.03)}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:58px;align-items:center}
    .hero-copy .badge{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.25);color:#d8ebff}
    .hero-copy h1{font-size:50px;line-height:1.18;letter-spacing:-.05em;margin:17px 0 18px;font-weight:900;color:#fff}
    .hero-copy h1 span{display:block;color:#73dff6}
    .hero-copy p{max-width:560px;color:#c9d9f3;font-size:17px;margin:0;line-height:1.95}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
    .hero-meta{display:flex;gap:24px;margin-top:32px;color:#c6d8fb;font-size:13px;font-weight:700}
    .hero-meta i{color:var(--gold);margin-right:6px}
    .score-board{padding:23px;border:1px solid rgba(178,216,255,.25);border-radius:22px;background:rgba(8,31,78,.77);box-shadow:0 22px 55px rgba(0,0,0,.25);backdrop-filter:blur(8px)}
    .board-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}
    .board-top strong{font-size:18px;color:#fff}
    .live-dot{color:#8bf0bc;font-size:12px;font-weight:800}
    .live-dot i{font-size:8px;margin-right:5px}
    .ranking{display:grid;gap:10px}
    .rank-row{display:grid;grid-template-columns:28px 1fr auto;align-items:center;gap:12px;padding:14px;border-radius:13px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.08)}
    .rank-row:hover{background:rgba(255,255,255,.14);transform:translateX(4px)}
    .rank-num{width:25px;height:25px;border-radius:8px;display:grid;place-items:center;background:#183d85;color:#bcd8ff;font-size:12px;font-weight:900}
    .rank-row:first-child .rank-num{background:var(--gold);color:#633c00}
    .rank-name{font-weight:800;color:#fff;font-size:14px}
    .rank-note{display:block;color:#9eb8df;font-size:11px;margin-top:2px}
    .rank-value{color:#7ce3f5;font-weight:900;font-size:15px}
    .intro-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
    .intro-layout h2{font-size:34px;line-height:1.35;color:var(--ink);margin:0 0 18px}
    .intro-layout p{color:var(--muted);margin:0 0 17px}
    .image-card{border-radius:22px;overflow:hidden;box-shadow:var(--shadow);position:relative}
    .image-card img{height:320px}
    .image-card .image-label{position:absolute;left:20px;bottom:18px;padding:8px 13px;border-radius:8px;background:rgba(11,37,88,.86);color:#fff;font-size:13px;font-weight:800}
    .topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .topic-card{padding:24px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;box-shadow:var(--shadow-sm);min-height:188px;transition:.25s}
    .topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#bdd4fb}
    .topic-icon{width:43px;height:43px;border-radius:13px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-size:18px;margin-bottom:16px}
    .topic-card h3{font-size:18px;color:var(--ink);margin:0 0 7px}
    .topic-card p{font-size:13px;color:var(--muted);margin:0;line-height:1.7}
    .feature-band{display:grid;grid-template-columns:.86fr 1.14fr;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
    .feature-band img{height:100%;min-height:370px}
    .feature-text{padding:48px 52px}
    .feature-text h2{font-size:30px;line-height:1.35;color:var(--ink);margin:13px 0}
    .feature-text p{color:var(--muted);margin:0 0 18px}
    .check-list{list-style:none;margin:20px 0 26px;padding:0;display:grid;gap:12px}
    .check-list li{display:flex;gap:10px;color:#405470;font-size:14px}
    .check-list i{color:var(--green);margin-top:5px}
    .data-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid #dbe7f6;border-radius:16px;background:#fff;box-shadow:var(--shadow-sm);overflow:hidden}
    .data-item{padding:25px;border-right:1px solid var(--line)}
    .data-item:last-child{border:0}
    .data-item strong{display:block;color:var(--blue);font-size:30px;line-height:1.15}
    .data-item span{display:block;color:var(--muted);font-size:13px;margin-top:6px}
    .story-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .story-card{display:flex;gap:18px;padding:20px;border-radius:15px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .story-card img{width:145px;height:112px;border-radius:11px;flex:none}
    .story-card h3{font-size:17px;line-height:1.45;color:var(--ink);margin:7px 0}
    .story-card p{color:var(--muted);font-size:13px;line-height:1.65;margin:0}
    .story-card time{color:var(--blue);font-size:12px;font-weight:800}
    .timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .timeline-item{position:relative;padding:25px 24px 24px 54px;border-left:3px solid #bed5ff;background:#f8fbff;border-radius:0 14px 14px 0}
    .timeline-item:before{content:"";position:absolute;left:-10px;top:28px;width:16px;height:16px;border-radius:50%;background:var(--blue);border:4px solid #dceaff}
    .timeline-item h3{font-size:17px;color:var(--ink);margin:0 0 8px}
    .timeline-item p{margin:0;color:var(--muted);font-size:14px}
    .quote-box{padding:35px 42px;border-radius:18px;background:#eaf3ff;border:1px solid #d5e6ff;color:#365274;font-size:18px;line-height:1.9}
    .quote-box strong{display:block;color:var(--ink);font-size:14px;margin-top:14px}
    .faq-list{display:grid;gap:12px;max-width:900px}
    .faq-item{border:1px solid var(--line);border-radius:13px;background:#fff;overflow:hidden}
    .faq-question{width:100%;padding:19px 22px;border:0;background:#fff;color:var(--ink);display:flex;justify-content:space-between;align-items:center;text-align:left;font-weight:800}
    .faq-question i{color:var(--blue);transition:transform .25s}
    .faq-answer{display:none;padding:0 22px 19px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question i{transform:rotate(45deg)}
    .cta{padding:55px 0;background:linear-gradient(115deg,#0c3eaa,#145be7);color:#fff}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:31px;margin:0 0 8px;color:#fff}
    .cta p{margin:0;color:#cfe2ff}
    .site-footer{background:#081d46;color:#b4c8e8;padding:34px 0 28px;font-size:13px}
    .footer-main{display:flex;justify-content:space-between;align-items:center;gap:25px;padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.12)}
    .site-footer .brand{color:#fff}
    .site-footer .brand-mark{background:#1b67ed}
    .footer-links{display:flex;flex-wrap:wrap;gap:17px}
    .footer-links a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:18px;align-items:center}
    .avatar{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#1a4c9d;color:#fff;margin-right:8px}
    .site-footer .avatar i{font-size:12px}
    :focus-visible{outline:3px solid rgba(20,91,231,.35);outline-offset:3px}
    @media(max-width:1024px){
      .main-nav{gap:0}.main-nav a{padding:8px 7px;font-size:13px}
      .hero-copy h1{font-size:43px}.topic-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .section{padding:65px 0}.nav-wrap{height:68px}.nav-actions{display:none}.menu-toggle{display:block}
      .main-nav{display:none;position:absolute;left:16px;right:16px;top:74px;padding:12px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
      .main-nav.open{display:flex}.main-nav a{padding:12px 14px}
      .hero-grid,.intro-layout,.feature-band,.story-layout{grid-template-columns:1fr}
      .hero-dark{padding:60px 0 70px}.hero-copy h1{font-size:39px}.score-board{margin-top:8px}
      .feature-band img{height:260px;min-height:0}.feature-text{padding:32px 27px}
      .data-strip{grid-template-columns:repeat(2,1fr)}.data-item:nth-child(2){border-right:0}.data-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .timeline{grid-template-columns:1fr}.cta-inner,.footer-main,.footer-bottom{align-items:flex-start;flex-direction:column}
    }
    @media(max-width:520px){
      .grid-container{padding-left:18px;padding-right:18px}.hero-copy h1{font-size:34px}.hero-copy p{font-size:15px}
      .hero-meta{gap:13px;flex-wrap:wrap}.topic-grid{grid-template-columns:1fr}.story-card{display:block}.story-card img{width:100%;height:180px;margin-bottom:14px}
      .data-item{padding:19px 15px}.data-item strong{font-size:25px}.quote-box{padding:25px 23px;font-size:16px}.cta h2{font-size:26px}
      .footer-links{gap:10px 15px}
    }