/* roulang page: index */
:root{
      --blue:#1769c2;
      --blue-dark:#0e4f98;
      --blue-soft:#eaf4ff;
      --cyan:#4d9bc7;
      --ink:#18334f;
      --muted:#62778d;
      --line:#dce8f3;
      --paper:#ffffff;
      --surface:#f7fafc;
      --surface-blue:#f1f7fc;
      --success:#247c67;
      --shadow:0 12px 30px rgba(28,77,121,.09);
      --shadow-hover:0 18px 34px rgba(28,77,121,.15);
      --radius:14px;
      --radius-sm:9px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-width:320px;
      color:var(--ink);
      background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.78;
    }
    a{color:var(--blue);text-decoration:none;transition:color .18s ease}
    a:hover{color:var(--blue-dark)}
    img{max-width:100%;height:auto}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(23,105,194,.32);outline-offset:3px}
    .site-container{width:calc(100% - 48px);max-width:var(--container);margin:0 auto}
    .section{padding:88px 0}
    .section-soft{background:var(--surface-blue)}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      margin:0 0 14px;color:var(--blue);font-weight:700;font-size:13px;letter-spacing:.08em
    }
    .eyebrow::before{content:"";width:20px;height:2px;background:var(--blue)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(36px,4.5vw,56px);line-height:1.22;letter-spacing:-.04em;color:#12385f}
    h2{font-size:clamp(28px,3vw,38px);line-height:1.3;letter-spacing:-.03em;color:#163957}
    h3{font-size:20px;line-height:1.42;color:#183c60}
    .section-intro{max-width:640px;color:var(--muted);margin:0;font-size:16px}
    .section-heading{margin-bottom:36px}
    .text-link{display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:14px}
    .text-link::after{content:"→";font-size:18px;line-height:1;transition:transform .18s ease}
    .text-link:hover::after{transform:translateX(4px)}
    .badge{
      display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;
      background:#e8f4fb;color:#27709a;font-size:12px;font-weight:700;line-height:1.3
    }
    .badge.blue{background:#e5f0ff;color:#1769c2}
    .badge.gray{background:#edf2f6;color:#587087}
    .button{
      border-radius:9px;margin:0;border:1px solid transparent;padding:13px 19px;
      font-weight:700;line-height:1.35;transition:transform .18s ease,box-shadow .18s ease,background .18s ease
    }
    .button:hover{transform:translateY(-2px);box-shadow:0 9px 18px rgba(20,91,169,.19)}
    .button.primary-action{background:var(--blue);color:#fff}
    .button.primary-action:hover{background:var(--blue-dark);color:#fff}
    .button.secondary-action{background:#fff;color:var(--blue);border-color:#b8d3eb}
    .button.secondary-action:hover{background:#f3f9ff;color:var(--blue-dark)}
    .site-header{
      position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);
      border-bottom:1px solid var(--line);box-shadow:0 2px 12px rgba(27,67,107,.035)
    }
    .nav-wrap{height:76px;display:flex;align-items:center;gap:26px}
    .brand{
      display:inline-flex;align-items:center;gap:10px;color:#123e6d;font-size:19px;
      font-weight:800;white-space:nowrap;letter-spacing:-.03em
    }
    .brand:hover{color:var(--blue)}
    .brand-mark{
      position:relative;display:grid;place-items:center;width:34px;height:34px;
      color:#fff;background:var(--blue);border-radius:10px;box-shadow:0 5px 12px rgba(23,105,194,.22)
    }
    .brand-mark::after{
      content:"";margin-left:2px;width:0;height:0;border-top:6px solid transparent;
      border-bottom:6px solid transparent;border-left:9px solid #fff
    }
    .desktop-nav{margin-left:12px}
    .desktop-nav .menu{gap:4px;align-items:center}
    .desktop-nav a{
      position:relative;padding:10px 12px;border-radius:8px;color:#536d86;font-size:14px;font-weight:650
    }
    .desktop-nav a:hover,.desktop-nav a.active{color:var(--blue);background:var(--blue-soft)}
    .desktop-nav a.active::after{
      content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:2px;background:var(--blue)
    }
    .nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
    .nav-search{position:relative;width:190px}
    .nav-search svg{position:absolute;left:13px;top:50%;width:16px;height:16px;transform:translateY(-50%);fill:#8093a6}
    .nav-search input{
      width:100%;height:40px;margin:0;padding:0 12px 0 37px;border:1px solid var(--line);border-radius:22px;
      background:#f8fbfd;color:var(--ink);font-size:13px;box-shadow:none
    }
    .nav-search input:focus{border-color:#74aee3;background:#fff;box-shadow:0 0 0 3px rgba(23,105,194,.1)}
    .header-cta{padding:10px 15px;font-size:13px;white-space:nowrap}
    .mobile-toggle{display:none;border:0;background:transparent;color:var(--blue);padding:8px}
    .mobile-toggle svg{display:block;width:25px;height:25px;fill:currentColor}
    .hero{position:relative;overflow:hidden;padding:72px 0 62px;background:#f0f7fd}
    .hero::before{
      content:"";position:absolute;left:50%;top:-290px;width:800px;height:620px;border-radius:50%;
      background:radial-gradient(circle,rgba(109,178,229,.2) 0,rgba(109,178,229,0) 69%);pointer-events:none
    }
    .hero-grid{position:relative;align-items:center}
    .hero-copy{padding-right:30px}
    .hero h1{max-width:650px;margin-bottom:21px}
    .hero-copy>p{max-width:640px;margin-bottom:27px;color:#526f89;font-size:17px;line-height:1.85}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:29px}
    .hero-points{display:flex;flex-wrap:wrap;gap:10px}
    .hero-points span{
      display:inline-flex;align-items:center;gap:7px;padding:7px 10px;border:1px solid #d2e4f2;
      border-radius:7px;background:rgba(255,255,255,.75);color:#54728b;font-size:12px;font-weight:650
    }
    .hero-points b{font-size:14px;color:var(--blue)}
    .arrival-panel{
      position:relative;min-height:405px;padding:22px;border:1px solid #cfe1ef;border-radius:18px;background:#fff;
      box-shadow:0 20px 42px rgba(38,89,133,.12)
    }
    .arrival-panel::before{
      content:"";position:absolute;right:-45px;bottom:-57px;width:180px;height:180px;border-radius:50%;
      background:#d8edf9;z-index:-1
    }
    .panel-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
    .panel-title{font-size:15px;font-weight:800;color:#24496c}
    .safe-dot{display:inline-flex;align-items:center;gap:5px;color:var(--success);font-size:12px;font-weight:700}
    .safe-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--success)}
    .time-slots{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-bottom:18px}
    .time-slot{
      padding:11px 7px;border:1px solid #dbe7f0;border-radius:9px;background:#fbfdff;text-align:center;
      color:#60798f;font-size:12px;font-weight:650
    }
    .time-slot strong{display:block;margin-bottom:2px;color:#244d75;font-size:14px}
    .time-slot.active{border-color:#6fa9dc;background:#edf7ff;color:var(--blue)}
    .time-slot.active strong{color:var(--blue)}
    .preview-tile{
      position:relative;display:flex;flex-direction:column;justify-content:flex-end;min-height:155px;overflow:hidden;
      padding:19px;border-radius:12px;background:linear-gradient(135deg,#205b91,#79b4d8);color:#fff
    }
    .preview-tile::before,.preview-tile::after{
      content:"";position:absolute;border:1px solid rgba(255,255,255,.28);border-radius:16px;transform:rotate(-13deg)
    }
    .preview-tile::before{width:160px;height:100px;right:-21px;top:-14px}
    .preview-tile::after{width:102px;height:65px;right:55px;top:30px}
    .play-symbol{
      position:absolute;top:22px;left:20px;display:grid;place-items:center;width:42px;height:42px;border-radius:50%;
      background:rgba(255,255,255,.92);box-shadow:0 5px 14px rgba(11,55,95,.2)
    }
    .play-symbol::after{content:"";margin-left:3px;width:0;height:0;border-top:7px solid transparent;border-bottom:7px solid transparent;border-left:11px solid var(--blue)}
    .preview-tile .badge{position:relative;z-index:1;align-self:flex-start;margin-bottom:9px;background:rgba(255,255,255,.17);color:#fff}
    .preview-tile h3{position:relative;z-index:1;margin:0;color:#fff;font-size:18px}
    .preview-tile p{position:relative;z-index:1;margin:4px 0 0;color:rgba(255,255,255,.82);font-size:12px}
    .panel-note{margin:17px 0 0;color:#70859a;font-size:12px;line-height:1.7}
    .browse-layout{align-items:stretch}
    .service-card{
      height:100%;padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);
      box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease
    }
    .service-card:hover{transform:translateY(-4px);border-color:#bcd7ed;box-shadow:var(--shadow-hover)}
    .service-card.featured{min-height:318px;background:linear-gradient(145deg,#eff8ff,#fff)}
    .service-card.compact{min-height:150px;padding:23px}
    .icon-box{
      display:grid;place-items:center;width:43px;height:43px;margin-bottom:18px;border-radius:11px;
      background:#e5f2fd;color:var(--blue)
    }
    .icon-box svg{width:21px;height:21px;fill:currentColor}
    .service-card h3{margin-bottom:8px}
    .service-card p{margin-bottom:17px;color:var(--muted);font-size:14px;line-height:1.75}
    .service-card.compact .icon-box{float:left;width:38px;height:38px;margin:0 14px 24px 0}
    .service-card.compact h3{font-size:17px;margin:0 0 5px}
    .service-card.compact p{margin:0;font-size:13px}
    .service-card.compact .text-link{clear:both;margin-top:12px}
    .stats-section{padding:75px 0;background:#f4f8fb;border-top:1px solid #e4edf5;border-bottom:1px solid #e4edf5}
    .stats-grid{align-items:center}
    .stats-lead{padding-right:56px}
    .stats-lead h2{margin-bottom:14px}
    .stats-lead p{margin:0;color:var(--muted)}
    .stat-stack{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:#d7e4ed;border:1px solid #d7e4ed;border-radius:14px;overflow:hidden}
    .stat-item{padding:22px 24px;background:#fff}
    .stat-number{display:block;color:var(--blue);font-size:30px;line-height:1.15;font-weight:800;letter-spacing:-.04em}
    .stat-label{display:block;margin-top:7px;color:#607990;font-size:13px;font-weight:600}
    .featured-grid{align-items:stretch}
    .content-card{
      overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow);
      transition:transform .2s ease,box-shadow .2s ease
    }
    .content-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .cover{
      position:relative;overflow:hidden;background:#dbeefa
    }
    .cover-main{height:273px;background:linear-gradient(135deg,#a5d2ed 0%,#417da9 47%,#173f6b 100%)}
    .cover-small{height:126px;background:linear-gradient(135deg,#d2eaf5,#5c94ba)}
    .cover::before{
      content:"";position:absolute;width:135px;height:135px;right:-35px;top:-35px;border:1px solid rgba(255,255,255,.48);
      border-radius:29px;transform:rotate(26deg)
    }
    .cover::after{
      content:"";position:absolute;left:25px;bottom:24px;width:45px;height:45px;border:2px solid rgba(255,255,255,.75);border-radius:50%
    }
    .cover-label{position:absolute;top:15px;left:15px;z-index:2}
    .content-body{padding:22px}
    .content-body h3{margin-bottom:9px}
    .content-body p{margin-bottom:15px;color:var(--muted);font-size:13px;line-height:1.75}
    .meta-row{display:flex;flex-wrap:wrap;gap:11px;color:#71859a;font-size:12px}
    .meta-row span{display:inline-flex;align-items:center;gap:5px}
    .meta-row span::before{content:"";width:4px;height:4px;border-radius:50%;background:#8eabc0}
    .side-content{display:grid;gap:17px}
    .mini-content{display:grid;grid-template-columns:142px 1fr;min-height:146px}
    .mini-content .content-body{padding:17px}
    .mini-content h3{font-size:16px;margin-bottom:7px}
    .mini-content p{display:-webkit-box;overflow:hidden;margin-bottom:9px;-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:12px}
    .journey-wrap{display:grid;grid-template-columns:.83fr 1.17fr;gap:60px;align-items:center}
    .journey-copy p{max-width:430px;color:var(--muted)}
    .journey-points{margin:23px 0 0;list-style:none;padding:0}
    .journey-points li{position:relative;padding:0 0 13px 25px;color:#506b82;font-size:14px}
    .journey-points li::before{content:"✓";position:absolute;left:0;top:0;color:var(--success);font-weight:800}
    .steps{position:relative;padding:5px 0}
    .steps::before{content:"";position:absolute;left:23px;top:31px;bottom:30px;width:1px;background:#bad4e8}
    .step{position:relative;display:grid;grid-template-columns:49px 1fr;gap:18px;padding:0 0 26px}
    .step:last-child{padding-bottom:0}
    .step-number{
      position:relative;z-index:1;display:grid;place-items:center;width:47px;height:47px;border:1px solid #8dbce0;
      border-radius:50%;background:#fff;color:var(--blue);font-weight:800
    }
    .step-info{padding:10px 17px 15px;border:1px solid var(--line);border-radius:10px;background:#fff;box-shadow:0 5px 15px rgba(30,73,113,.05)}
    .step-info h3{margin:0 0 3px;font-size:17px}
    .step-info p{margin:0;color:var(--muted);font-size:13px}
    .insight-section{padding:78px 0;background:#f8fbfd}
    .insight-layout{display:grid;grid-template-columns:1.35fr .8fr;gap:28px}
    .news-board,.trend-panel{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
    .news-board{padding:13px 27px}
    .news-item{display:grid;grid-template-columns:94px 1fr auto;gap:17px;align-items:center;padding:19px 0;border-bottom:1px solid #e6edf3}
    .news-item:last-child{border-bottom:0}
    .news-date{color:var(--blue);font-size:12px;font-weight:800;line-height:1.45}
    .news-date b{display:block;font-size:21px}
    .news-item h3{margin:0 0 3px;font-size:16px}
    .news-item p{margin:0;color:var(--muted);font-size:12px}
    .trend-panel{padding:26px;background:linear-gradient(160deg,#e9f5fd,#fff)}
    .trend-panel h3{margin-bottom:16px}
    .trend-list{margin:0;padding:0;list-style:none;counter-reset:ranking}
    .trend-list li{
      display:flex;align-items:center;gap:11px;padding:11px 0;border-bottom:1px solid rgba(161,195,218,.45);
      color:#405f79;font-size:14px
    }
    .trend-list li:last-child{border-bottom:0}
    .trend-list li::before{counter-increment:ranking;content:"0" counter(ranking);color:var(--blue);font-size:13px;font-weight:800}
    .trust-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:stretch}
    .trust-panel{padding:33px;border:1px solid #cfe2f1;border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
    .trust-panel h2{margin-bottom:12px}
    .trust-panel>p{color:var(--muted);margin-bottom:25px}
    .trust-list{display:grid;grid-template-columns:1fr 1fr;gap:15px;list-style:none;padding:0;margin:0}
    .trust-list li{padding:14px;border-radius:9px;background:#f5faff;color:#4d6d86;font-size:13px}
    .trust-list strong{display:block;margin-bottom:3px;color:#204f7d;font-size:14px}
    .age-panel{
      display:flex;flex-direction:column;justify-content:center;padding:34px;border-radius:var(--radius);
      background:#174d7e;color:#fff;box-shadow:var(--shadow)
    }
    .age-panel .badge{align-self:flex-start;background:rgba(255,255,255,.14);color:#fff}
    .age-panel h3{margin:15px 0 10px;color:#fff;font-size:25px}
    .age-panel p{margin:0;color:#d5e7f5;font-size:14px}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px;align-items:start}
    .faq-copy{position:sticky;top:105px}
    .faq-copy p{color:var(--muted)}
    .faq-copy .badge{margin-top:10px}
    .accordion{margin:0;background:transparent}
    .accordion-item{margin-bottom:11px;border:1px solid var(--line);border-radius:10px;background:#fff;box-shadow:0 5px 16px rgba(27,72,113,.05);overflow:hidden}
    .accordion-title{
      position:relative;padding:18px 52px 18px 20px;border:0!important;color:#214968;font-size:15px;font-weight:750;line-height:1.5
    }
    .accordion-title:hover,.accordion-title:focus{background:#f4f9fd;color:var(--blue)}
    .accordion-title::before{right:20px;margin-top:-11px;color:var(--blue);font-size:22px;font-weight:400}
    .accordion-content{padding:0 20px 19px;border:0!important;color:#62788e;font-size:14px;line-height:1.85}
    .contact-section{padding:88px 0;background:#f2f8fc}
    .contact-panel{
      display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;padding:45px 48px;border:1px solid #cfe2f1;border-radius:18px;
      background:#fff;box-shadow:var(--shadow)
    }
    .contact-copy h2{margin-bottom:13px}
    .contact-copy p{max-width:410px;color:var(--muted)}
    .contact-note{margin-top:25px;padding-top:20px;border-top:1px solid var(--line);color:#71879a;font-size:12px}
    .feedback-form label{display:block;margin-bottom:7px;color:#42617b;font-size:13px;font-weight:700}
    .feedback-form input,.feedback-form select,.feedback-form textarea{
      width:100%;min-height:45px;margin:0 0 15px;padding:10px 12px;border:1px solid #d7e4ee;border-radius:8px;
      background:#fcfeff;color:var(--ink);box-shadow:none
    }
    .feedback-form textarea{min-height:94px;resize:vertical}
    .feedback-form input:focus,.feedback-form select:focus,.feedback-form textarea:focus{border-color:#6ea9dc;box-shadow:0 0 0 3px rgba(23,105,194,.1)}
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .form-tip{margin:10px 0 0;color:#8092a1;font-size:12px;line-height:1.65}
    .site-footer{padding:48px 0 23px;background:#173c5d;color:#c8d9e7}
    .footer-grid{display:grid;grid-template-columns:1.3fr .8fr .9fr;gap:45px;padding-bottom:33px}
    .footer-brand{color:#fff;font-size:19px}
    .footer-brand .brand-mark{background:#5c9ed1}
    .footer-text{margin:14px 0 0;max-width:360px;color:#b7ccdc;font-size:13px;line-height:1.75}
    .footer-title{margin:3px 0 13px;color:#fff;font-size:14px;font-weight:750}
    .footer-links{margin:0;padding:0;list-style:none}
    .footer-links li{margin-bottom:8px}
    .footer-links a{color:#c4d8e7;font-size:13px}
    .footer-links a:hover{color:#fff}
    .footer-age{padding:15px;border:1px solid rgba(207,230,247,.22);border-radius:10px;background:rgba(255,255,255,.06);color:#d7e8f4;font-size:13px;line-height:1.7}
    .copyright{padding-top:20px;border-top:1px solid rgba(203,226,241,.18);color:#a9c0d1;font-size:12px}
    .mobile-menu{
      display:none;position:absolute;top:76px;left:0;right:0;padding:15px 24px 21px;border-bottom:1px solid var(--line);
      background:#fff;box-shadow:0 12px 25px rgba(28,70,108,.1)
    }
    .mobile-menu.open{display:block}
    .mobile-menu a{display:block;padding:12px 6px;color:#46637c;font-size:15px;font-weight:700;border-bottom:1px solid #eef3f7}
    .mobile-menu a:last-child{border-bottom:0}
    .mobile-menu a.active{color:var(--blue)}
    @media (max-width:1100px){
      .nav-wrap{gap:16px}.desktop-nav{margin-left:0}.desktop-nav a{padding:10px 8px}.nav-search{width:150px}
      .hero-copy{padding-right:10px}.stats-lead{padding-right:30px}.journey-wrap{gap:35px}.faq-layout{gap:42px}
    }
    @media (max-width:900px){
      .desktop-nav,.nav-search,.header-cta{display:none}.mobile-toggle{display:block;margin-left:auto}
      .hero{padding:56px 0}.hero-copy{padding-right:0;margin-bottom:38px}.arrival-panel{max-width:600px}
      .stats-lead{padding-right:0;margin-bottom:30px}.featured-grid>div:first-child{margin-bottom:18px}
      .journey-wrap,.trust-grid,.faq-layout,.contact-panel{grid-template-columns:1fr;gap:32px}
      .journey-copy p{max-width:none}.faq-copy{position:static}.contact-panel{padding:34px}.footer-grid{grid-template-columns:1.2fr 1fr;gap:30px}.footer-grid>div:last-child{grid-column:1/-1}
      .insight-layout{grid-template-columns:1fr}
    }
    @media (max-width:640px){
      .site-container{width:calc(100% - 32px)}.section{padding:56px 0}.nav-wrap{height:67px}.brand{font-size:17px}.brand-mark{width:31px;height:31px;border-radius:9px}
      .mobile-menu{top:67px;padding-left:16px;padding-right:16px}.hero{padding:46px 0}.hero h1{font-size:35px}.hero-copy>p{font-size:15px}.hero-actions{display:grid;grid-template-columns:1fr}.hero-actions .button{text-align:center}
      .arrival-panel{min-height:0;padding:16px}.time-slots{gap:6px}.time-slot{padding:9px 3px}.preview-tile{min-height:135px}
      .service-card.featured{min-height:0;margin-bottom:16px}.service-card.compact{min-height:0;margin-bottom:16px}.stats-section{padding:55px 0}.stat-item{padding:18px 15px}.stat-number{font-size:26px}
      .cover-main{height:216px}.mini-content{grid-template-columns:116px 1fr;min-height:130px}.cover-small{height:auto}.content-body{padding:18px}.side-content{gap:14px}
      .journey-wrap{gap:27px}.trust-list{grid-template-columns:1fr}.trust-panel,.age-panel{padding:26px}.news-board{padding:8px 18px}.news-item{grid-template-columns:59px 1fr;gap:11px;padding:16px 0}.news-item .text-link{display:none}.news-date b{font-size:18px}
      .contact-section{padding:56px 0}.contact-panel{padding:27px 21px}.form-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:26px}.footer-grid>div:last-child{grid-column:auto}
      .footer-text{max-width:none}.section-heading{margin-bottom:27px}
    }
    @media (max-width:390px){
      h1{font-size:31px}.time-slots{grid-template-columns:1fr 1fr}.hero-points span{font-size:11px}.mini-content{grid-template-columns:96px 1fr}.mini-content .content-body{padding:13px}.mini-content h3{font-size:14px}
    }

/* roulang page: category1 */
:root{
 --blue:#1769c2;--blue-dark:#0e4f98;--blue-soft:#eaf4ff;--cyan:#4d9bc7;
 --ink:#18334f;--muted:#62778d;--line:#dce8f3;--paper:#fff;
 --surface:#f7fafc;--surface-blue:#f1f7fc;--success:#247c67;
 --shadow:0 12px 30px rgba(28,77,121,.09);--shadow-hover:0 18px 34px rgba(28,77,121,.15);
 --radius:14px;--radius-sm:9px;--container:1200px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;min-width:320px;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.78}
a{color:var(--blue);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--blue-dark)}
img{max-width:100%;height:auto}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,p{margin-top:0}
h1{font-size:44px;line-height:1.25;letter-spacing:-.045em}
h2{font-size:31px;line-height:1.3;letter-spacing:-.03em;margin-bottom:12px}
h3{font-size:18px;line-height:1.4}
.site-container{width:calc(100% - 48px);max-width:var(--container);margin:0 auto}
.section{padding:82px 0}
.section-soft{background:var(--surface-blue)}
.show-for-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.button{display:inline-flex;justify-content:center;align-items:center;border-radius:9px;margin:0;border:1px solid transparent;padding:12px 18px;font-weight:700;line-height:1.35;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.button:hover{transform:translateY(-2px);box-shadow:0 9px 18px rgba(20,91,169,.19)}
.button:focus,input:focus,select:focus,textarea:focus,a:focus{outline:3px solid rgba(23,105,194,.24);outline-offset:2px}
.button.primary-action{background:var(--blue);color:#fff}
.button.primary-action:hover{background:var(--blue-dark);color:#fff}
.button.secondary-action{background:#fff;color:var(--blue);border-color:#b8d3eb}
.button.secondary-action:hover{background:#f3f9ff;color:var(--blue-dark)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;background:#e8f4fb;color:#27709a;font-size:12px;font-weight:700;line-height:1.3}
.badge.blue{background:#e5f0ff;color:#1769c2}
.badge.gray{background:#edf2f6;color:#587087}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:0 2px 12px rgba(27,67,107,.035)}
.nav-wrap{height:76px;display:flex;align-items:center;gap:26px}
.brand{display:inline-flex;align-items:center;gap:10px;color:#123e6d;font-size:19px;font-weight:800;white-space:nowrap;letter-spacing:-.03em}
.brand:hover{color:var(--blue)}
.brand-mark{position:relative;display:grid;place-items:center;width:34px;height:34px;color:#fff;background:var(--blue);border-radius:10px;box-shadow:0 5px 12px rgba(23,105,194,.22)}
.brand-mark::after{content:"";margin-left:2px;width:0;height:0;border-top:6px solid transparent;border-bottom:6px solid transparent;border-left:9px solid #fff}
.desktop-nav{margin-left:12px}
.desktop-nav .menu{gap:4px;align-items:center;background:transparent}
.desktop-nav a{position:relative;padding:10px 12px;border-radius:8px;color:#536d86;font-size:14px;font-weight:650}
.desktop-nav a:hover,.desktop-nav a.active{color:var(--blue);background:var(--blue-soft)}
.desktop-nav a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:2px;background:var(--blue)}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{position:relative;width:190px;margin:0}
.nav-search svg{position:absolute;left:13px;top:50%;width:16px;height:16px;transform:translateY(-50%);fill:#8093a6}
.nav-search input{width:100%;height:40px;margin:0;padding:0 12px 0 37px;border:1px solid var(--line);border-radius:22px;background:#f8fbfd;color:var(--ink);font-size:13px;box-shadow:none}
.nav-search input:focus{border-color:#74aee3;background:#fff;box-shadow:0 0 0 3px rgba(23,105,194,.1)}
.header-cta{padding:10px 15px;font-size:13px;white-space:nowrap}
.mobile-toggle,.mobile-menu{display:none}
.page-banner{padding:51px 0 49px;background:linear-gradient(110deg,#eef7ff 0%,#f8fbfe 62%,#edf6fc 100%);border-bottom:1px solid #dceaf4}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:17px;color:#6c8296;font-size:13px}
.breadcrumb span{color:#97a8b7}
.page-banner h1{margin:0 0 13px}
.banner-copy{max-width:765px;margin:0;color:#59738d;font-size:16px}
.banner-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.meta-chip{padding:6px 11px;background:rgba(255,255,255,.82);border:1px solid #d8e8f4;border-radius:8px;color:#54708a;font-size:12px;font-weight:650}
.filter-section{padding:28px 0;background:#fff;border-bottom:1px solid var(--line)}
.filter-bar{display:flex;align-items:center;gap:14px;padding:15px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 8px 18px rgba(33,80,121,.055)}
.filter-label{font-size:14px;font-weight:800;white-space:nowrap}
.filter-tags{display:flex;gap:7px;overflow:auto;scrollbar-width:none}
.filter-tags::-webkit-scrollbar{display:none}
.filter-tag{border:1px solid #d5e4ef;border-radius:999px;padding:7px 11px;background:#fff;color:#5e778e;font-size:12px;font-weight:700;white-space:nowrap}
.filter-tag:hover,.filter-tag.active{background:var(--blue-soft);border-color:#b9d7f1;color:var(--blue)}
.content-search{position:relative;flex:1;min-width:205px}
.content-search input{width:100%;height:42px;margin:0;padding:0 37px 0 13px;border:1px solid var(--line);border-radius:9px;background:#fbfdff;color:var(--ink);box-shadow:none;font-size:13px}
.content-search::after{content:"⌕";position:absolute;right:13px;top:5px;color:#6d8ba6;font-size:21px}
.sort-select{height:42px;margin:0;min-width:120px;border:1px solid var(--line);border-radius:9px;background-color:#fff;color:#506c86;font-size:13px}
.content-area{padding:58px 0 78px}
.list-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:21px}
.list-head h2{margin:0;font-size:27px}
.list-head p{margin:0;color:var(--muted);font-size:14px}
.content-list{display:flex;flex-direction:column;gap:15px}
.content-card{display:grid;grid-template-columns:205px 1fr;gap:21px;padding:16px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 7px 20px rgba(29,76,117,.055);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.content-card:hover{transform:translateY(-3px);border-color:#bad6ec;box-shadow:var(--shadow)}
.content-card.featured{grid-template-columns:278px 1fr;padding:20px;background:linear-gradient(110deg,#f4faff,#fff 65%)}
.cover{position:relative;min-height:130px;overflow:hidden;border-radius:10px;background:linear-gradient(135deg,#b9d9ef,#5a99c6)}
.cover::before,.cover::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.23)}
.cover::before{width:125px;height:125px;right:-27px;top:-35px}
.cover::after{width:75px;height:75px;left:22px;bottom:-33px}
.cover.two{background:linear-gradient(135deg,#d1e5f3,#789fc0)}
.cover.three{background:linear-gradient(135deg,#c0dce7,#4d88ac)}
.cover.four{background:linear-gradient(135deg,#d9e9f7,#6899c5)}
.play-icon{position:absolute;z-index:2;left:50%;top:50%;width:44px;height:44px;transform:translate(-50%,-50%);border:2px solid rgba(255,255,255,.85);border-radius:50%;background:rgba(21,86,145,.35)}
.play-icon::after{content:"";position:absolute;left:17px;top:12px;border-top:8px solid transparent;border-bottom:8px solid transparent;border-left:12px solid #fff}
.cover-label{position:absolute;z-index:3;left:10px;top:10px;padding:4px 8px;border-radius:6px;background:rgba(16,62,105,.7);color:#fff;font-size:11px;font-weight:700}
.card-body{display:flex;flex-direction:column;align-items:flex-start;min-width:0}
.card-body h3{margin:7px 0 6px;color:#213f5d;font-size:19px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.card-body p{margin:0 0 11px;color:var(--muted);font-size:13px;line-height:1.72}
.card-meta{display:flex;flex-wrap:wrap;gap:10px;color:#71879a;font-size:12px}
.card-meta span{display:inline-flex;align-items:center;gap:4px}
.open-link{margin-top:auto;padding-top:11px;font-size:13px;font-weight:800}
.open-link::after{content:" →";font-size:16px}
.sidebar-card{margin-bottom:17px;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
.sidebar-card.tint{background:#eef7ff;border-color:#d3e5f4}
.sidebar-card h3{margin-bottom:13px;color:#24496c}
.sidebar-card p{margin-bottom:0;color:#60798f;font-size:13px;line-height:1.75}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud a{padding:6px 10px;border:1px solid #d9e7f1;border-radius:999px;background:#f9fcfe;color:#50718d;font-size:12px;font-weight:700}
.tag-cloud a:hover{border-color:#a8cde9;background:#e8f4ff;color:var(--blue)}
.update-row{display:flex;gap:10px;padding:11px 0;border-bottom:1px solid #e4edf4}
.update-row:last-child{padding-bottom:0;border-bottom:0}
.update-num{display:grid;place-items:center;flex:0 0 25px;height:25px;border-radius:7px;background:#e5f1fc;color:var(--blue);font-size:12px;font-weight:800}
.update-row a{font-size:13px;font-weight:700;line-height:1.55;color:#3f617d}
.update-row a:hover{color:var(--blue)}
.age-note{display:flex;gap:12px;margin-top:3px;padding:15px;border-radius:10px;background:#fff;border:1px solid #cfe3f1}
.age-symbol{display:grid;place-items:center;flex:0 0 32px;height:32px;border-radius:50%;background:var(--blue);color:#fff;font-size:12px;font-weight:800}
.pagination-wrap{display:flex;justify-content:center;margin-top:37px}
.pagination{display:flex;align-items:center;gap:6px;margin:0}
.pagination li{margin:0}
.pagination a,.pagination button{display:grid;place-items:center;min-width:39px;height:39px;padding:0 11px;border:1px solid var(--line);border-radius:8px;background:#fff;color:#58738c;font-size:13px;font-weight:700}
.pagination .current{display:grid;place-items:center;min-width:39px;height:39px;border-radius:8px;background:var(--blue);color:#fff;font-size:13px}
.pagination a:hover{background:var(--blue-soft);color:var(--blue)}
.compliance{padding:28px 0 0}
.compliance-box{display:flex;gap:19px;padding:25px 28px;border:1px solid #d8e7f1;border-radius:var(--radius);background:#f4f9fd}
.compliance-index{display:grid;place-items:center;flex:0 0 43px;height:43px;border-radius:10px;background:#dceeff;color:var(--blue);font-weight:800}
.compliance-box h2{margin:0 0 5px;font-size:20px}
.compliance-box p{margin:0;color:#60788e;font-size:13px}
.site-footer{padding:53px 0 20px;background:#edf4f9;border-top:1px solid #d9e7f0}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr 1fr;gap:48px}
.footer-brand{margin-bottom:13px}
.footer-text{max-width:370px;margin:0;color:#607a91;font-size:13px;line-height:1.75}
.footer-title{margin-bottom:12px;color:#315573;font-size:14px;font-weight:800}
.footer-links{margin:0;list-style:none}
.footer-links li{margin-bottom:7px}
.footer-links a{color:#5c7890;font-size:13px}
.footer-links a:hover{color:var(--blue)}
.footer-age{color:#607a91;font-size:13px;line-height:1.75}
.copyright{margin-top:38px;padding-top:18px;border-top:1px solid #d7e5ee;color:#7890a3;font-size:12px}
.copyright a{color:#607c95}
@media(max-width:1024px){
 .nav-wrap{gap:16px}.nav-search{width:150px}.content-card.featured{grid-template-columns:220px 1fr}
 .footer-grid{gap:28px}.content-area{padding-top:46px}
}
@media(max-width:768px){
 h1{font-size:35px}h2{font-size:27px}.site-container{width:calc(100% - 32px)}
 .desktop-nav,.nav-right{display:none}.nav-wrap{height:66px}.mobile-toggle{display:block;margin-left:auto}
 .mobile-menu{display:none;padding:8px 16px 14px;border-top:1px solid var(--line);background:#fff}
 .mobile-menu.open{display:grid;gap:4px}.mobile-menu a{padding:10px 12px;border-radius:8px;color:#506d87;font-weight:700;font-size:14px}
 .mobile-menu a.active{background:var(--blue-soft);color:var(--blue)}
 .page-banner{padding:39px 0}.filter-bar{flex-wrap:wrap}.filter-tags{order:2;width:100%}.content-search{min-width:180px}
 .content-area .grid-margin-x>.cell{margin-bottom:25px}.sidebar{order:-1}.sidebar-card{margin-bottom:13px}
 .content-card.featured{grid-template-columns:190px 1fr}.footer-grid{grid-template-columns:1fr 1fr}
 .footer-grid>div:first-child{grid-column:1/-1}
}
@media(max-width:520px){
 body{font-size:15px}h1{font-size:31px}.site-container{width:calc(100% - 28px)}
 .page-banner{padding:32px 0}.banner-copy{font-size:14px}.filter-section{padding:18px 0}
 .filter-bar{padding:12px;gap:10px}.content-search{order:3;flex-basis:100%}.sort-select{flex:1}
 .content-area{padding:36px 0 54px}.list-head{display:block}.list-head p{margin-top:5px}
 .content-card,.content-card.featured{grid-template-columns:1fr;gap:14px;padding:14px}.cover{min-height:145px}
 .card-body h3{font-size:17px}.sidebar{order:0}.pagination a,.pagination button,.pagination .current{min-width:35px;height:35px;padding:0 8px}
 .compliance-box{padding:19px;gap:12px}.compliance-index{flex-basis:36px;height:36px}
 .footer-grid{grid-template-columns:1fr;gap:25px}.footer-grid>div:first-child{grid-column:auto}.copyright{margin-top:27px}
}