/* roulang page: index */
:root{
      --blue-950:#071b38;
      --blue-900:#0a2852;
      --blue-800:#0d3d78;
      --blue-700:#125da8;
      --blue-600:#1877c9;
      --cyan:#1eb5d7;
      --sky:#eaf6fc;
      --ice:#f6fbfe;
      --ink:#12233d;
      --muted:#66758b;
      --line:#dfeaf3;
      --white:#ffffff;
      --gold:#f5b94c;
      --green:#1da579;
      --radius-xl:28px;
      --radius-lg:20px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(15,55,96,.07);
      --shadow-md:0 18px 50px rgba(10,54,96,.13);
      --shadow-lg:0 28px 80px rgba(4,34,73,.22);
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;color:var(--ink);background:var(--ice);line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 44px));margin:0 auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue-700);font-weight:700;font-size:12px;letter-spacing:.12em;text-transform:uppercase}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--cyan);border-radius:2px}
    .section{padding:94px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:38px}
    .section-head h2{font-size:clamp(27px,3vw,42px);line-height:1.22;letter-spacing:-.04em;margin-top:12px}
    .section-head p{max-width:530px;color:var(--muted);font-size:15px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:0 22px;border-radius:999px;font-weight:700;transition:.25s var(--ease);white-space:nowrap}
    .btn-primary{background:var(--blue-700);color:#fff;box-shadow:0 10px 22px rgba(18,93,168,.22)}
    .btn-primary:hover{background:var(--blue-900);transform:translateY(-2px);box-shadow:0 14px 28px rgba(18,93,168,.3)}
    .btn-light{background:#fff;color:var(--blue-800);border:1px solid rgba(255,255,255,.45)}
    .btn-light:hover{background:var(--sky);transform:translateY(-2px)}
    .btn-outline{color:var(--blue-700);border:1px solid #b9d4e8;background:#fff}
    .btn-outline:hover{border-color:var(--blue-600);background:var(--sky);transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(30,181,215,.38);outline-offset:3px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(18px);border-bottom:1px solid rgba(213,227,238,.8)}
    .brand-row{height:69px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--blue-950);font-size:22px;letter-spacing:-.05em}
    .brand-mark{width:36px;height:36px;border-radius:12px;background:linear-gradient(145deg,var(--blue-700),var(--cyan));display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:0 8px 18px rgba(18,93,168,.2)}
    .top-actions{display:flex;align-items:center;gap:12px}
    .trend{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px}
    .trend b{color:var(--blue-700)}
    .search{height:38px;width:190px;display:flex;align-items:center;gap:8px;padding:0 13px;background:var(--ice);border:1px solid var(--line);border-radius:999px;color:var(--muted)}
    .search input{border:0;background:transparent;outline:0;width:100%;font-size:13px;color:var(--ink)}
    .nav-row{border-top:1px solid #edf3f7}
    .nav-inner{display:flex;align-items:center;gap:5px;min-height:47px;overflow-x:auto;scrollbar-width:none}
    .nav-inner::-webkit-scrollbar{display:none}
    .nav-link{position:relative;display:flex;align-items:center;height:47px;padding:0 14px;color:#52647a;font-size:14px;font-weight:600;white-space:nowrap;transition:.2s}
    .nav-link:after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--blue-600);transform:scaleX(0);transition:.2s}
    .nav-link:hover,.nav-link.active{color:var(--blue-700)}
    .nav-link.active:after,.nav-link:hover:after{transform:scaleX(1)}
    .hero{position:relative;min-height:620px;display:flex;align-items:center;overflow:hidden;background:var(--blue-950) url("/assets/images/backpic/back-1.webp") center/cover no-repeat;color:#fff}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(95deg,rgba(4,22,49,.96) 0%,rgba(7,36,75,.82) 49%,rgba(7,27,56,.24) 100%)}
    .hero:after{content:"";position:absolute;right:-12%;bottom:-44%;width:70%;height:90%;background:rgba(30,181,215,.16);transform:rotate(-12deg);border-radius:80px}
    .hero-content{position:relative;z-index:1;width:100%;padding:84px 0 90px}
    .profile-line{display:flex;align-items:center;gap:14px;margin-bottom:27px}
    .avatar{width:57px;height:57px;border-radius:18px;background:linear-gradient(135deg,#fff,#b9ecf5);display:grid;place-items:center;color:var(--blue-800);font-size:21px;font-weight:900;box-shadow:0 10px 25px rgba(0,0,0,.2)}
    .profile-line strong{display:block;font-size:18px}
    .profile-line small{color:#b8d2eb;font-size:12px}
    .hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);gap:70px;align-items:center}
    .hero h1{font-size:clamp(40px,6vw,76px);line-height:1.08;letter-spacing:-.065em;max-width:700px}
    .hero h1 em{font-style:normal;color:#62d4e5}
    .hero-copy{max-width:640px;margin:25px 0 31px;color:#c9d9e9;font-size:17px;line-height:1.9}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
    .hero-stats{display:flex;flex-wrap:wrap;gap:25px}
    .hero-stat{padding-left:16px;border-left:1px solid rgba(255,255,255,.26)}
    .hero-stat strong{display:block;font-size:25px;line-height:1.2}
    .hero-stat span{font-size:12px;color:#abc7df}
    .hero-panel{position:relative;justify-self:end;width:min(100%,470px);padding:20px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.1);backdrop-filter:blur(15px);border-radius:26px;box-shadow:var(--shadow-lg);transform:rotate(2deg)}
    .hero-panel:hover{transform:rotate(0deg) translateY(-5px);transition:.3s var(--ease)}
    .panel-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;color:#d8edf7;font-size:12px}
    .live-dot{display:inline-flex;align-items:center;gap:6px;color:#8de6d0}.live-dot:before{content:"";width:7px;height:7px;background:#4fe0a9;border-radius:50%;box-shadow:0 0 0 5px rgba(79,224,169,.14)}
    .score-card{background:#fff;color:var(--ink);border-radius:19px;padding:21px}
    .score-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-bottom:19px}
    .teams{display:grid;grid-template-columns:1fr 70px 1fr;align-items:center;text-align:center;gap:8px}
    .team-logo{width:42px;height:42px;display:grid;place-items:center;margin:0 auto 7px;border-radius:14px;background:var(--sky);color:var(--blue-700);font-weight:900}
    .team-name{font-size:13px;font-weight:700}
    .score{font-size:28px;font-weight:900;color:var(--blue-900)}
    .score small{display:block;font-size:10px;color:var(--muted);font-weight:500}
    .panel-list{margin-top:12px;display:grid;gap:8px}
    .panel-list div{display:flex;align-items:center;justify-content:space-between;padding:11px 13px;border-radius:12px;background:rgba(255,255,255,.1);font-size:12px;color:#d4e8f4}
    .panel-list b{color:#73deef}
    .wave{position:absolute;bottom:-1px;left:0;right:0;height:70px;background:var(--ice);clip-path:polygon(0 66%,8% 55%,18% 70%,30% 45%,42% 63%,55% 35%,68% 58%,80% 43%,90% 57%,100% 32%,100% 100%,0 100%)}
    .stage{background:#fff}
    .stage-wrap{display:grid;grid-template-columns:1fr 1.12fr;gap:50px;align-items:center}
    .stage-copy p{color:var(--muted);font-size:16px;margin:17px 0 25px}
    .check-list{list-style:none;display:grid;gap:13px;margin-top:20px}
    .check-list li{display:flex;gap:11px;align-items:flex-start;color:#40526a}
    .check-list li:before{content:"✓";flex:none;width:22px;height:22px;display:grid;place-items:center;background:#def6f4;color:var(--green);border-radius:50%;font-size:12px;font-weight:900;margin-top:3px}
    .dashboard-shot{position:relative;padding:20px;background:#eaf5fa;border-radius:30px;box-shadow:var(--shadow-md)}
    .dashboard-shot img{width:100%;height:345px;object-fit:cover;border-radius:18px}
    .shot-tag{position:absolute;left:0;bottom:42px;background:var(--blue-900);color:#fff;padding:13px 20px;border-radius:0 14px 14px 0;font-weight:700}
    .shot-mini{position:absolute;right:14px;top:14px;background:#fff;padding:13px;border-radius:15px;box-shadow:var(--shadow-sm);font-size:12px;color:var(--muted)}
    .feature-band{background:var(--sky);position:relative;overflow:hidden}
    .feature-band:before{content:"";position:absolute;left:-100px;top:-100px;width:320px;height:320px;border-radius:50%;border:1px solid rgba(24,119,201,.13)}
    .feature-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .feature-card{background:#fff;border:1px solid rgba(191,219,235,.7);border-radius:var(--radius-lg);padding:28px;min-height:205px;box-shadow:var(--shadow-sm);transition:.25s var(--ease)}
    .feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
    .feature-card.large{grid-row:span 2;min-height:428px;background:var(--blue-900);color:#fff;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;position:relative}
    .feature-card.large:after{content:"";position:absolute;right:-55px;bottom:-60px;width:210px;height:210px;border-radius:50%;border:35px solid rgba(98,212,229,.18)}
    .icon-box{width:43px;height:43px;border-radius:14px;display:grid;place-items:center;background:var(--sky);color:var(--blue-700);font-size:20px;font-weight:900;margin-bottom:24px}
    .large .icon-box{background:rgba(255,255,255,.14);color:#78dceb}
    .feature-card h3{font-size:20px;margin-bottom:10px;line-height:1.35}
    .feature-card p{color:var(--muted);font-size:13px}.large p{color:#bbd3e7}
    .feature-number{font-size:58px;line-height:1;font-weight:900;color:rgba(255,255,255,.17);align-self:flex-end}
    .scenario{background:#fff}
    .scenario-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:25px}
    .scenario-nav{background:var(--blue-950);border-radius:var(--radius-xl);padding:20px}
    .scenario-tab{display:block;width:100%;text-align:left;background:transparent;color:#9eb8d2;border-bottom:1px solid rgba(255,255,255,.1);padding:18px 15px;font-weight:700;border-radius:10px;transition:.2s}
    .scenario-tab:last-child{border:0}.scenario-tab:hover,.scenario-tab.active{background:#123d70;color:#fff}
    .scenario-tab span{display:block;font-size:12px;color:#6dd5e3;font-weight:500;margin-top:3px}
    .scenario-detail{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .scenario-detail figure{grid-row:span 2;min-height:370px;overflow:hidden;border-radius:var(--radius-xl)}
    .scenario-detail figure img{height:100%;width:100%;object-fit:cover;transition:.5s var(--ease)}
    .scenario-detail figure:hover img{transform:scale(1.04)}
    .detail-card{border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;background:var(--ice)}
    .detail-card h3{font-size:20px;margin-bottom:8px}.detail-card p{color:var(--muted);font-size:13px}
    .metrics{background:var(--blue-900);color:#fff}
    .metrics .section-head p{color:#b8cfe2}.metrics .eyebrow{color:#77dce7}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.18);border-bottom:1px solid rgba(255,255,255,.18)}
    .metric{padding:30px 24px;border-right:1px solid rgba(255,255,255,.15)}.metric:last-child{border:0}
    .metric strong{display:block;color:#fff;font-size:43px;line-height:1.2;letter-spacing:-.05em}.metric strong i{font-size:20px;color:#6cd8e6;font-style:normal}
    .metric span{display:block;color:#aec7db;margin-top:9px;font-size:13px}
    .steps{background:var(--ice)}
    .steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .step{position:relative;background:#fff;border-radius:var(--radius-lg);padding:28px;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .step:not(:last-child):after{content:"→";position:absolute;right:-27px;top:50%;color:var(--cyan);font-size:25px;z-index:2}
    .step-no{width:44px;height:44px;border-radius:50%;background:var(--blue-700);color:#fff;display:grid;place-items:center;font-weight:900;margin-bottom:20px}
    .step h3{font-size:19px;margin-bottom:9px}.step p{color:var(--muted);font-size:13px}
    .proof{background:#fff}
    .proof-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:44px;align-items:start}
    .proof-copy{padding:32px;background:var(--sky);border-radius:var(--radius-xl)}
    .proof-copy h3{font-size:29px;line-height:1.3;margin:14px 0}.proof-copy p{color:var(--muted)}
    .stars{color:var(--gold);letter-spacing:4px;font-size:20px;margin:20px 0 8px}
    .quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .quote{padding:24px;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow-sm)}
    .quote p{font-size:14px;color:#44566d;line-height:1.8}.quote footer{display:flex;align-items:center;gap:10px;margin-top:18px;color:var(--blue-800);font-weight:700;font-size:13px}
    .quote-avatar{width:31px;height:31px;border-radius:10px;background:#d7f0f3;display:grid;place-items:center;color:var(--blue-700)}
    .plans{background:#f0f8fc}
    .plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
    .plan{background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);padding:30px;position:relative;box-shadow:var(--shadow-sm)}
    .plan.recommend{background:var(--blue-900);color:#fff;transform:translateY(-12px);box-shadow:var(--shadow-md)}
    .recommend-tag{position:absolute;right:24px;top:22px;background:#66d9e5;color:var(--blue-950);padding:5px 11px;border-radius:999px;font-size:11px;font-weight:900}
    .plan h3{font-size:21px}.plan-desc{font-size:13px;color:var(--muted);margin:8px 0 20px}.recommend .plan-desc{color:#bed2e5}
    .plan-price{font-size:32px;font-weight:900;margin-bottom:20px}.plan-price small{font-size:12px;font-weight:500;color:var(--muted)}.recommend .plan-price small{color:#bcd2e7}
    .plan ul{list-style:none;display:grid;gap:11px;margin-bottom:25px;font-size:13px}.plan li:before{content:"✓";color:var(--green);font-weight:900;margin-right:8px}.recommend li:before{color:#75dce5}
    .news{background:#fff}
    .news-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:26px}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:105px 1fr 100px;align-items:center;gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}
    .news-date{font-size:12px;color:var(--muted)}.news-date b{display:block;color:var(--blue-800);font-size:22px;line-height:1.2}
    .news-item h3{font-size:17px;line-height:1.4;margin-bottom:5px}.news-item p{color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .read-more{font-size:12px;color:var(--blue-700);font-weight:700;text-align:right}
    .news-feature{border-radius:var(--radius-xl);overflow:hidden;background:var(--blue-950);color:#fff;position:relative;min-height:410px}
    .news-feature img{width:100%;height:100%;object-fit:cover;opacity:.55}.news-feature div{position:absolute;inset:auto 27px 26px}
    .news-feature h3{font-size:25px;line-height:1.35;margin:10px 0}.news-feature p{color:#c0d5e6;font-size:13px}
    .brand-story{background:var(--ice)}
    .story-layout{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
    .story-image{position:relative}.story-image img{width:100%;height:390px;object-fit:cover;border-radius:var(--radius-xl);box-shadow:var(--shadow-md)}
    .story-badge{position:absolute;right:-20px;bottom:24px;background:#fff;border-radius:18px;padding:17px 21px;box-shadow:var(--shadow-md);color:var(--blue-800);font-weight:800}
    .story-copy h2{font-size:37px;line-height:1.25;margin:13px 0 20px}.story-copy p{color:var(--muted);font-size:15px;margin-bottom:15px}
    .faq{background:#fff}
    .faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px}
    .faq-intro h2{font-size:36px;line-height:1.3;margin:14px 0}.faq-intro p{color:var(--muted)}
    .faq-list{display:grid;gap:11px}.faq-item{border:1px solid var(--line);border-radius:15px;background:#fff;overflow:hidden}.faq-q{display:flex;justify-content:space-between;gap:15px;padding:18px 20px;font-weight:700;cursor:pointer}.faq-q span{color:var(--blue-600);font-size:20px}.faq-a{display:none;padding:0 20px 19px;color:var(--muted);font-size:13px}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q{color:var(--blue-700)}
    .lead{background:var(--blue-950);color:#fff;position:relative;overflow:hidden}.lead:after{content:"";position:absolute;right:-110px;top:-110px;width:430px;height:430px;border:70px solid rgba(30,181,215,.13);border-radius:50%}
    .lead-layout{display:grid;grid-template-columns:1fr .85fr;gap:65px;align-items:center;position:relative;z-index:1}.lead h2{font-size:42px;line-height:1.25;margin:14px 0}.lead p{color:#b9d0e2;max-width:570px}.lead-points{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.lead-points span{padding:8px 13px;border-radius:999px;background:rgba(255,255,255,.09);color:#c4dce9;font-size:12px}
    .lead-form{background:#fff;border-radius:var(--radius-xl);padding:27px;color:var(--ink);box-shadow:var(--shadow-lg)}.lead-form h3{font-size:21px;margin-bottom:16px}.field{margin-bottom:12px}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px}.field input,.field textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:11px 13px;outline:0;background:var(--ice);font-size:13px}.field textarea{height:74px;resize:vertical}.privacy{font-size:11px;color:var(--muted);margin:12px 0 17px}
    .download{background:#e9f6fa}.download-layout{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}.download-copy h2{font-size:37px;line-height:1.3;margin:13px 0}.download-copy p{color:var(--muted);max-width:560px}.download-box{background:linear-gradient(135deg,#0d3d78,#1877c9);color:#fff;border-radius:var(--radius-xl);padding:35px;display:flex;align-items:center;justify-content:space-between;gap:25px;box-shadow:var(--shadow-md)}.download-box h3{font-size:24px}.download-box p{color:#c6deed;font-size:13px;margin-top:6px}.qr{width:94px;height:94px;border-radius:13px;background:#fff;display:grid;place-items:center;color:var(--blue-900);font-size:11px;font-weight:900;text-align:center;padding:10px;flex:none}
    .final-cta{background:#fff;padding:75px 0}.final-box{background:var(--sky);border-radius:var(--radius-xl);padding:45px 55px;display:flex;align-items:center;justify-content:space-between;gap:25px}.final-box h2{font-size:32px;line-height:1.3}.final-box p{color:var(--muted);margin-top:8px}
    .site-footer{background:#071b38;color:#b6cbe0;padding:52px 0 24px}.footer-top{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:35px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.13)}.footer-brand{color:#fff;font-size:22px;font-weight:900;margin-bottom:13px}.footer-intro{font-size:13px;max-width:310px;color:#8faac2}.footer-col h3{font-size:14px;color:#fff;margin-bottom:15px}.footer-col a{display:block;font-size:13px;color:#8faac2;margin:8px 0;transition:.2s}.footer-col a:hover{color:#70d9e6}.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:21px;font-size:12px;color:#819bb4}.footer-bottom a{color:#a7c4d9}.float-bar{position:fixed;right:22px;bottom:22px;z-index:30;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-md);border-radius:999px;padding:8px 9px 8px 18px;display:flex;align-items:center;gap:14px;font-size:12px}.float-bar strong{color:var(--blue-800)}.float-bar .btn{min-height:35px;padding:0 16px;font-size:12px}
    @media(max-width:1024px){.hero-grid{gap:35px}.feature-grid{grid-template-columns:1fr 1fr}.feature-card.large{grid-row:span 2}.stage-wrap,.proof-layout,.story-layout,.download-layout{gap:28px}.footer-top{grid-template-columns:1.5fr repeat(3,1fr)}}
    @media(max-width:768px){.container{width:min(100% - 30px,620px)}.section{padding:66px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:13px}.top-actions .trend{display:none}.search{width:145px}.hero{min-height:auto}.hero-grid,.stage-wrap,.scenario-layout,.proof-layout,.news-layout,.story-layout,.faq-grid,.lead-layout,.download-layout{grid-template-columns:1fr}.hero-content{padding:66px 0 78px}.hero-panel{justify-self:stretch;transform:none}.hero h1{font-size:48px}.feature-grid{grid-template-columns:1fr}.feature-card.large{min-height:300px}.scenario-detail{grid-template-columns:1fr}.scenario-detail figure{grid-row:auto;height:260px;min-height:0}.metric-grid{grid-template-columns:1fr 1fr}.metric{border-bottom:1px solid rgba(255,255,255,.15)}.steps-grid,.plan-grid{grid-template-columns:1fr}.step:not(:last-child):after{content:"↓";right:50%;top:auto;bottom:-28px}.plan.recommend{transform:none}.story-image img{height:300px}.lead h2,.download-copy h2{font-size:32px}.footer-top{grid-template-columns:1fr 1fr}.footer-intro{max-width:none}.final-box{display:block;padding:32px}.final-box .btn{margin-top:20px}.float-bar{left:15px;right:15px;justify-content:space-between}}
    @media(max-width:520px){body{font-size:14px}.brand{font-size:19px}.brand-mark{width:32px;height:32px}.search{display:none}.nav-inner{margin:0 -15px;padding:0 15px}.hero h1{font-size:40px}.hero-copy{font-size:15px}.hero-stats{gap:14px}.hero-stat{padding-left:10px}.hero-stat strong{font-size:21px}.dashboard-shot{padding:10px}.dashboard-shot img{height:235px}.teams{grid-template-columns:1fr 54px 1fr}.news-item{grid-template-columns:76px 1fr}.news-item .read-more{display:none}.news-item h3{font-size:15px}.news-item p{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.quote-grid{grid-template-columns:1fr}.download-box{display:block}.qr{margin-top:20px}.footer-top{grid-template-columns:1fr 1fr}.footer-col:first-of-type{grid-column:span 2}.float-bar{font-size:11px}}

/* roulang page: category2 */
:root{
 --blue-950:#071b38;
 --blue-900:#0a2852;
 --blue-800:#0d3d78;
 --blue-700:#125da8;
 --blue-600:#1877c9;
 --cyan:#1eb5d7;
 --sky:#eaf6fc;
 --ice:#f6fbfe;
 --ink:#12233d;
 --muted:#66758b;
 --line:#dfeaf3;
 --white:#fff;
 --gold:#f5b94c;
 --green:#1da579;
 --red:#ef7180;
 --radius-xl:28px;
 --radius-lg:20px;
 --radius-md:14px;
 --shadow-sm:0 8px 24px rgba(15,55,96,.07);
 --shadow-md:0 18px 50px rgba(10,54,96,.13);
 --shadow-lg:0 28px 80px rgba(4,34,73,.22);
 --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;color:var(--ink);background:var(--ice);line-height:1.75;font-size:15px}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(1180px,calc(100% - 44px));margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue-700);font-size:12px;font-weight:800;letter-spacing:.12em}
.eyebrow:before{content:"";width:22px;height:2px;border-radius:2px;background:var(--cyan)}
.section{padding:88px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:36px}
.section-head h2{font-size:clamp(27px,3vw,42px);line-height:1.2;letter-spacing:-.045em;margin-top:12px}
.section-head p{max-width:530px;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 22px;border-radius:999px;font-weight:700;white-space:nowrap;transition:.25s var(--ease)}
.btn-primary{background:var(--blue-700);color:#fff;box-shadow:0 10px 22px rgba(18,93,168,.22)}
.btn-primary:hover{background:var(--blue-900);transform:translateY(-2px);box-shadow:0 14px 28px rgba(18,93,168,.3)}
.btn-outline{background:#fff;color:var(--blue-700);border:1px solid #b9d4e8}
.btn-outline:hover{background:var(--sky);border-color:var(--blue-600);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--blue-800)}
.btn-light:hover{background:var(--sky);transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(30,181,215,.4);outline-offset:3px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(18px);border-bottom:1px solid rgba(213,227,238,.85)}
.brand-row{height:69px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--blue-950);font-size:22px;letter-spacing:-.05em}
.brand-mark{width:36px;height:36px;border-radius:12px;background:linear-gradient(145deg,var(--blue-700),var(--cyan));display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:0 8px 18px rgba(18,93,168,.2)}
.top-actions{display:flex;align-items:center;gap:18px}
.trend{font-size:12px;color:var(--muted);white-space:nowrap}
.trend b{color:var(--blue-700);margin-left:5px}
.search{height:38px;width:190px;display:flex;align-items:center;gap:8px;padding:0 13px;background:var(--ice);border:1px solid var(--line);border-radius:999px;color:var(--muted)}
.search input{border:0;background:transparent;outline:0;width:100%;font-size:13px;color:var(--ink)}
.nav-row{border-top:1px solid #edf3f7}
.nav-inner{display:flex;align-items:center;gap:5px;min-height:47px;overflow-x:auto;scrollbar-width:none}
.nav-inner::-webkit-scrollbar{display:none}
.nav-link{position:relative;display:flex;align-items:center;height:47px;padding:0 14px;color:#52647a;font-size:14px;font-weight:600;white-space:nowrap;transition:.2s}
.nav-link:after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--blue-600);transform:scaleX(0);transition:.2s}
.nav-link:hover,.nav-link.active{color:var(--blue-700)}
.nav-link.active:after,.nav-link:hover:after{transform:scaleX(1)}
.page-hero{position:relative;overflow:hidden;padding:76px 0 82px;background:var(--blue-950) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff}
.page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(5,25,53,.97),rgba(8,48,91,.82) 58%,rgba(8,29,62,.45))}
.page-hero .container{position:relative;z-index:1}
.hero-layout{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(330px,.74fr);gap:70px;align-items:center}
.page-hero h1{max-width:700px;margin-top:15px;font-size:clamp(39px,5.8vw,68px);line-height:1.1;letter-spacing:-.065em}
.page-hero h1 em{font-style:normal;color:#67d6e5}
.hero-intro{max-width:650px;margin:22px 0 28px;color:#c6d9e8;font-size:17px;line-height:1.9}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.matrix-item{padding:19px;border:1px solid rgba(255,255,255,.2);border-radius:18px;background:rgba(255,255,255,.1);backdrop-filter:blur(12px)}
.matrix-icon{width:37px;height:37px;display:grid;place-items:center;border-radius:12px;background:rgba(103,214,229,.17);color:#75e0ec;font-size:20px;margin-bottom:12px}
.matrix-item strong{display:block;font-size:15px}
.matrix-item span{display:block;color:#adc8da;font-size:12px;margin-top:4px}
.status-bar{display:flex;align-items:center;gap:9px;margin-top:16px;padding:12px 15px;border-radius:13px;background:rgba(255,255,255,.1);color:#c9dceb;font-size:12px}
.status-dot{width:8px;height:8px;border-radius:50%;background:#69e0bd;box-shadow:0 0 0 5px rgba(105,224,189,.13)}
.surface{background:#fff}
.intro-grid{display:grid;grid-template-columns:.84fr 1.16fr;gap:65px;align-items:start}
.intro-grid h2{font-size:clamp(29px,3.6vw,48px);line-height:1.22;letter-spacing:-.05em}
.intro-copy{color:var(--muted);font-size:16px}
.intro-copy p+p{margin-top:16px}
.metric-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}
.metric{padding:26px 24px;border-right:1px solid var(--line)}
.metric:last-child{border-right:0}
.metric strong{display:block;color:var(--blue-800);font-size:31px;line-height:1.1}
.metric span{display:block;color:var(--muted);font-size:13px;margin-top:9px}
.data-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px}
.data-card{padding:28px;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow-sm);transition:.25s var(--ease)}
.data-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.data-card h3{font-size:21px;margin-bottom:9px}
.data-card p{color:var(--muted)}
.data-card.large{grid-row:span 2;background:linear-gradient(135deg,#fff,#edf8fd)}
.data-card.large .data-icon{width:58px;height:58px;font-size:26px}
.data-icon{width:45px;height:45px;display:grid;place-items:center;margin-bottom:22px;border-radius:15px;background:var(--sky);color:var(--blue-700);font-size:21px}
.feature-list{list-style:none;display:grid;gap:11px;margin-top:22px}
.feature-list li{display:flex;align-items:flex-start;gap:10px;color:#435770}
.feature-list li:before{content:"✓";flex:0 0 auto;width:20px;height:20px;display:grid;place-items:center;margin-top:3px;border-radius:50%;background:#e4f7f2;color:var(--green);font-size:12px;font-weight:800}
.visual-section{background:var(--sky)}
.visual-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:58px;align-items:center}
.visual-copy h2{font-size:clamp(29px,3.2vw,44px);line-height:1.25;letter-spacing:-.05em;margin:13px 0 18px}
.visual-copy p{color:var(--muted);font-size:16px}
.data-image{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-md);background:#d8edf7}
.data-image img{width:100%;height:370px;object-fit:cover}
.image-caption{position:absolute;left:20px;right:20px;bottom:18px;padding:14px 17px;border-radius:14px;background:rgba(7,27,56,.82);color:#fff;font-size:13px}
.scenario-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
.scenario{position:relative;min-height:245px;padding:26px;border-radius:var(--radius-lg);overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.scenario:nth-child(2){background:var(--blue-900);color:#fff}
.scenario:nth-child(2) p{color:#b9d1e2}
.scenario:nth-child(3){background:#f2fbf8}
.scenario-number{font-size:12px;color:var(--cyan);font-weight:800;letter-spacing:.12em}
.scenario h3{font-size:21px;margin:25px 0 10px}
.scenario p{color:var(--muted);font-size:14px}
.scenario a{position:absolute;bottom:23px;color:var(--blue-700);font-weight:700;font-size:13px}
.scenario:nth-child(2) a{color:#77dbe8}
.process-section{background:#fff}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.process-step{position:relative;padding:28px 27px 30px;border-right:1px solid var(--line)}
.process-step:last-child{border-right:0}
.process-step b{display:grid;place-items:center;width:33px;height:33px;border-radius:50%;background:var(--blue-700);color:#fff;font-size:13px;margin-bottom:20px}
.process-step h3{font-size:18px;margin-bottom:8px}
.process-step p{color:var(--muted);font-size:13px}
.data-table{border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}
.table-head,.table-row{display:grid;grid-template-columns:1.2fr .8fr .8fr .8fr .8fr;align-items:center;gap:15px;padding:17px 23px}
.table-head{background:var(--blue-950);color:#c3d7e8;font-size:12px}
.table-row{border-top:1px solid var(--line);font-size:13px}
.table-row strong{font-size:15px}
.table-row span{color:var(--muted)}
.formula{display:inline-flex;padding:4px 9px;border-radius:999px;background:#e8f7f2;color:var(--green);font-size:11px;font-weight:700}
.trust-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.quote-card{padding:31px;border-radius:var(--radius-lg);background:var(--blue-900);color:#fff;box-shadow:var(--shadow-md)}
.quote-card blockquote{font-size:22px;line-height:1.6;letter-spacing:-.02em}
.quote-card cite{display:block;margin-top:25px;color:#a9c7da;font-size:13px;font-style:normal}
.note-card{padding:31px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.note-card h3{font-size:22px;margin-bottom:12px}
.note-card p{color:var(--muted)}
.note-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}
.tag{padding:6px 11px;border-radius:999px;background:var(--sky);color:var(--blue-700);font-size:12px;font-weight:700}
.faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:65px;align-items:start}
.faq-title h2{font-size:clamp(29px,3.3vw,45px);line-height:1.2;letter-spacing:-.05em;margin-top:13px}
.faq-title p{color:var(--muted);margin-top:17px}
.faq-list{display:grid;gap:11px}
.faq-item{border:1px solid var(--line);border-radius:15px;background:#fff;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:19px 23px;font-weight:700;display:flex;justify-content:space-between;gap:15px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"+";color:var(--blue-600);font-size:21px;line-height:1}
.faq-item[open] summary:after{content:"−"}
.faq-answer{padding:0 23px 19px;color:var(--muted);font-size:14px}
.cta{padding:65px 0;background:var(--blue-950);color:#fff}
.cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta h2{font-size:clamp(28px,3vw,43px);line-height:1.2;letter-spacing:-.04em}
.cta p{max-width:620px;color:#bcd2e3;margin-top:12px}
footer{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:25px 0;background:#06162d;color:#92abc0;font-size:13px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:25px;width:min(1180px,calc(100% - 44px));margin:auto}
.quote-avatar{display:inline-grid;place-items:center;width:28px;height:28px;margin-right:8px;border-radius:50%;background:var(--cyan);color:var(--blue-950);font-weight:800}
.footer-links{display:flex;gap:15px;flex-wrap:wrap}
.footer-links a{color:#bfd3e1}
.footer-links a:hover{color:#fff}
.footer-meta{margin-top:8px;color:#6f8ba3;font-size:12px}
@media (max-width:1024px){
 .top-actions .trend{display:none}
 .hero-layout,.intro-grid,.visual-grid,.faq-grid{gap:38px}
 .section{padding:72px 0}
}
@media (max-width:768px){
 .container{width:min(100% - 30px,620px)}
 .brand-row{height:62px}
 .search{width:145px}
 .top-actions .btn{display:none}
 .hero-layout,.intro-grid,.visual-grid,.faq-grid,.data-grid,.trust-grid{grid-template-columns:1fr}
 .page-hero{padding:58px 0 65px}
 .matrix{margin-top:25px}
 .section-head{display:block}
 .section-head p{margin-top:14px}
 .metric-strip{grid-template-columns:1fr 1fr}
 .metric:nth-child(2){border-right:0}
 .metric:nth-child(3),.metric:nth-child(4){border-top:1px solid var(--line)}
 .process{grid-template-columns:1fr 1fr}
 .process-step:nth-child(2){border-right:0}
 .process-step:nth-child(3),.process-step:nth-child(4){border-top:1px solid var(--line)}
 .scenario-grid{grid-template-columns:1fr}
 .data-card.large{grid-row:auto}
 .table-head,.table-row{grid-template-columns:1.5fr .8fr .8fr;padding:14px}
 .table-head span:nth-child(4),.table-head span:nth-child(5),.table-row span:nth-child(4),.table-row span:nth-child(5){display:none}
 .cta-box{display:block}
 .cta-box .btn{margin-top:24px}
 footer,.footer-inner{display:block}
 .footer-links{margin-top:16px}
}
@media (max-width:520px){
 body{font-size:14px}
 .brand{font-size:19px}
 .brand-mark{width:32px;height:32px;border-radius:10px}
 .search{width:125px;height:34px}
 .page-hero h1{font-size:39px}
 .hero-intro{font-size:15px}
 .matrix{gap:8px}
 .matrix-item{padding:14px}
 .metric{padding:20px 16px}
 .metric strong{font-size:25px}
 .section{padding:58px 0}
 .process{display:block}
 .process-step{border-right:0;border-bottom:1px solid var(--line)}
 .process-step:last-child{border-bottom:0}
 .data-image img{height:260px}
 .table-head,.table-row{font-size:12px}
 .table-row strong{font-size:13px}
}

/* roulang page: category1 */
:root{
      --blue-950:#071b38;
      --blue-900:#0a2852;
      --blue-800:#0d3d78;
      --blue-700:#125da8;
      --blue-600:#1877c9;
      --cyan:#1eb5d7;
      --sky:#eaf6fc;
      --ice:#f6fbfe;
      --ink:#12233d;
      --muted:#66758b;
      --line:#dfeaf3;
      --white:#fff;
      --gold:#f5b94c;
      --green:#1da579;
      --red:#ef6c63;
      --radius-xl:28px;
      --radius-lg:20px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(15,55,96,.07);
      --shadow-md:0 18px 50px rgba(10,54,96,.13);
      --shadow-lg:0 28px 80px rgba(4,34,73,.22);
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;color:var(--ink);background:var(--ice);line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 44px));margin:0 auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue-700);font-weight:700;font-size:12px;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--cyan);border-radius:2px}
    .section{padding:86px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:36px}
    .section-head h2{font-size:clamp(28px,3vw,43px);line-height:1.22;letter-spacing:-.04em;margin-top:12px}
    .section-head p{max-width:540px;color:var(--muted);font-size:15px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:0 22px;border-radius:999px;font-weight:700;transition:.25s var(--ease);white-space:nowrap}
    .btn-primary{background:var(--blue-700);color:#fff;box-shadow:0 10px 22px rgba(18,93,168,.22)}
    .btn-primary:hover{background:var(--blue-900);transform:translateY(-2px);box-shadow:0 14px 28px rgba(18,93,168,.3)}
    .btn-outline{color:var(--blue-700);border:1px solid #b9d4e8;background:#fff}
    .btn-outline:hover{border-color:var(--blue-600);background:var(--sky);transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--blue-800)}
    .btn-light:hover{background:var(--sky);transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(30,181,215,.4);outline-offset:3px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(18px);border-bottom:1px solid rgba(213,227,238,.8)}
    .brand-row{height:69px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--blue-950);font-size:22px;letter-spacing:-.05em}
    .brand-mark{width:36px;height:36px;border-radius:12px;background:linear-gradient(145deg,var(--blue-700),var(--cyan));display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:0 8px 18px rgba(18,93,168,.2)}
    .top-actions{display:flex;align-items:center;gap:18px}
    .trend{color:var(--muted);font-size:12px}
    .trend b{color:var(--blue-700);font-weight:700;margin-left:7px}
    .search{height:38px;width:190px;display:flex;align-items:center;gap:8px;padding:0 13px;background:var(--ice);border:1px solid var(--line);border-radius:999px;color:var(--muted)}
    .search input{border:0;background:transparent;outline:0;width:100%;font-size:13px;color:var(--ink)}
    .nav-row{border-top:1px solid #edf3f7}
    .nav-inner{display:flex;align-items:center;gap:5px;min-height:47px;overflow-x:auto;scrollbar-width:none}
    .nav-inner::-webkit-scrollbar{display:none}
    .nav-link{position:relative;display:flex;align-items:center;height:47px;padding:0 14px;color:#52647a;font-size:14px;font-weight:600;white-space:nowrap;transition:.2s}
    .nav-link:after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--blue-600);transform:scaleX(0);transition:.2s}
    .nav-link:hover,.nav-link.active{color:var(--blue-700)}
    .nav-link.active:after,.nav-link:hover:after{transform:scaleX(1)}
    .sub-hero{position:relative;overflow:hidden;color:#fff;background:var(--blue-950) url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
    .sub-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(5,25,54,.96),rgba(8,48,91,.76),rgba(9,43,78,.32))}
    .sub-hero-inner{position:relative;z-index:1;min-height:430px;display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:60px;padding:72px 0}
    .sub-hero h1{font-size:clamp(40px,6vw,70px);line-height:1.1;letter-spacing:-.065em;margin:15px 0 22px}
    .sub-hero h1 em{font-style:normal;color:#68d7e7}
    .sub-hero p{max-width:610px;color:#c9d9e9;font-size:17px;line-height:1.9}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
    .profile-panel{justify-self:end;width:min(100%,460px);background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.22);border-radius:26px;padding:18px;box-shadow:var(--shadow-lg);backdrop-filter:blur(14px)}
    .profile-card{background:#fff;color:var(--ink);border-radius:20px;padding:22px}
    .profile-top{display:flex;align-items:center;gap:15px;padding-bottom:20px;border-bottom:1px solid var(--line)}
    .profile-avatar{width:58px;height:58px;border-radius:18px;display:grid;place-items:center;background:var(--sky);color:var(--blue-700);font-size:23px;font-weight:900}
    .profile-top h3{font-size:20px}
    .profile-top p{color:var(--muted);font-size:12px;margin-top:2px}
    .profile-follow{margin-left:auto;color:var(--blue-700);font-size:12px;font-weight:700;padding:8px 12px;border:1px solid #bed8ea;border-radius:999px}
    .profile-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding-top:20px}
    .profile-stat strong{display:block;color:var(--blue-900);font-size:22px;line-height:1.2}
    .profile-stat span{display:block;color:var(--muted);font-size:12px;margin-top:5px}
    .tag{display:inline-flex;align-items:center;gap:6px;padding:7px 11px;border-radius:999px;background:var(--sky);color:var(--blue-700);font-size:12px;font-weight:700}
    .tag-dot{width:6px;height:6px;border-radius:50%;background:var(--green)}
    .split{display:grid;grid-template-columns:.88fr 1.12fr;gap:58px;align-items:center}
    .copy h2{font-size:clamp(28px,3vw,42px);line-height:1.25;letter-spacing:-.04em;margin:14px 0 18px}
    .copy p{color:var(--muted);font-size:16px;line-height:1.9}
    .check-list{list-style:none;display:grid;gap:13px;margin-top:24px}
    .check-list li{display:flex;align-items:flex-start;gap:11px;color:#334d69}
    .check-list li:before{content:"✓";flex:0 0 22px;width:22px;height:22px;display:grid;place-items:center;border-radius:50%;background:#dff5ee;color:var(--green);font-size:13px;font-weight:900;margin-top:3px}
    .media-card{position:relative;overflow:hidden;border-radius:var(--radius-xl);box-shadow:var(--shadow-md);background:#dcecf5}
    .media-card img{width:100%;height:390px;object-fit:cover}
    .media-caption{position:absolute;left:20px;right:20px;bottom:20px;padding:17px 19px;border-radius:16px;background:rgba(7,27,56,.82);color:#fff;backdrop-filter:blur(10px)}
    .media-caption strong{display:block;font-size:18px}
    .media-caption span{display:block;color:#c3d8e8;font-size:12px;margin-top:3px}
    .feature-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .feature-card{min-height:216px;padding:26px;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow-sm);transition:.25s var(--ease)}
    .feature-card:first-child{background:var(--blue-900);color:#fff}
    .feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
    .feature-icon{width:43px;height:43px;display:grid;place-items:center;border-radius:14px;background:var(--sky);color:var(--blue-700);font-size:19px;font-weight:900;margin-bottom:27px}
    .feature-card:first-child .feature-icon{background:rgba(255,255,255,.14);color:#79ddeb}
    .feature-card h3{font-size:20px;margin-bottom:9px}
    .feature-card p{color:var(--muted);font-size:14px}
    .feature-card:first-child p{color:#c5d8e8}
    .match-strip{background:var(--sky)}
    .match-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:25px;align-items:stretch}
    .match-board,.info-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
    .match-board{padding:23px}
    .board-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}
    .board-head h3{font-size:20px}
    .live{display:inline-flex;align-items:center;gap:7px;color:var(--green);font-size:12px;font-weight:700}
    .live:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 5px rgba(29,165,121,.12)}
    .match-row{display:grid;grid-template-columns:95px 1fr 70px 100px;align-items:center;gap:14px;padding:16px 0;border-top:1px solid var(--line)}
    .match-row time{font-size:12px;color:var(--muted)}
    .match-name{font-weight:700}
    .match-name small{display:block;color:var(--muted);font-weight:400;font-size:12px}
    .match-score{font-size:21px;color:var(--blue-900);font-weight:900}
    .match-status{justify-self:end;font-size:12px;color:var(--muted);padding:6px 9px;border-radius:8px;background:var(--ice)}
    .info-box{padding:26px;background:var(--blue-950);color:#fff}
    .info-box h3{font-size:22px;margin-bottom:13px}
    .info-box p{color:#b9cde0;font-size:14px}
    .info-list{list-style:none;display:grid;gap:13px;margin-top:23px}
    .info-list li{display:flex;justify-content:space-between;gap:15px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.15);font-size:13px}
    .info-list b{color:#6dd7e8}
    .data-section{background:#fff}
    .data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .data-card{padding:24px 20px;border:1px solid var(--line);border-radius:var(--radius-md);background:linear-gradient(180deg,#fff,#f7fbfd)}
    .data-card strong{display:block;color:var(--blue-900);font-size:32px;line-height:1.15}
    .data-card span{display:block;color:var(--muted);font-size:13px;margin-top:8px}
    .data-card i{display:block;font-style:normal;color:var(--green);font-size:12px;margin-top:15px}
    .timeline-section{background:var(--ice)}
    .timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .timeline:before{content:"";position:absolute;left:7%;right:7%;top:22px;height:1px;background:#b7d5e6}
    .timeline-item{position:relative;z-index:1;padding-top:55px}
    .timeline-dot{position:absolute;top:11px;left:0;width:24px;height:24px;border:6px solid var(--ice);border-radius:50%;background:var(--cyan);box-shadow:0 0 0 1px #9dccdf}
    .timeline-item h3{font-size:18px;margin-bottom:8px}
    .timeline-item p{color:var(--muted);font-size:14px}
    .guide-section{background:#fff}
    .guide-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:55px;align-items:start}
    .guide-intro{padding:28px;border-radius:var(--radius-lg);background:var(--blue-900);color:#fff}
    .guide-intro h3{font-size:24px;line-height:1.35;margin-bottom:12px}
    .guide-intro p{color:#c8d9e8;font-size:14px}
    .guide-items{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
    .guide-item{padding:21px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--ice)}
    .guide-item b{display:flex;align-items:center;gap:9px;font-size:16px}
    .guide-item b span{color:var(--cyan);font-size:12px}
    .guide-item p{color:var(--muted);font-size:13px;margin-top:8px}
    .trust-section{background:var(--sky)}
    .trust-layout{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center}
    .quote-box{padding:34px;border-radius:var(--radius-xl);background:#fff;box-shadow:var(--shadow-sm);font-size:19px;line-height:1.8;color:var(--blue-900)}
    .quote-box:before{content:"“";display:block;font-family:Georgia,serif;font-size:68px;line-height:.6;color:var(--cyan)}
    .quote-by{display:block;color:var(--muted);font-size:13px;margin-top:20px}
    .trust-points{display:grid;gap:16px}
    .trust-point{display:flex;gap:15px;align-items:flex-start}
    .trust-point b{display:block;font-size:16px}
    .trust-point p{color:var(--muted);font-size:13px;margin-top:3px}
    .trust-number{flex:0 0 40px;height:40px;border-radius:13px;background:var(--blue-700);color:#fff;display:grid;place-items:center;font-weight:900}
    .faq-section{background:#fff}
    .faq-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:55px;align-items:start}
    .faq-intro p{color:var(--muted);margin-top:17px}
    .faq-list{display:grid;gap:10px}
    details{border:1px solid var(--line);border-radius:var(--radius-md);background:var(--ice);padding:0 19px}
    summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px 0;font-weight:700}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";font-size:22px;color:var(--blue-600);font-weight:400}
    details[open] summary:after{content:"−"}
    details p{color:var(--muted);font-size:14px;padding:0 30px 18px 0}
    .cta{padding:70px 0;background:linear-gradient(110deg,var(--blue-900),var(--blue-700));color:#fff}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{font-size:clamp(28px,3vw,42px);line-height:1.25;letter-spacing:-.04em}
    .cta p{color:#c9dbea;margin-top:9px;max-width:590px}
    footer{background:var(--blue-950);color:#bfd0df;padding:34px 0 27px;font-size:13px}
    .footer-main{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-bottom:25px;border-bottom:1px solid rgba(255,255,255,.14)}
    .footer-brand{display:flex;align-items:center;gap:12px;color:#fff;font-size:20px;font-weight:900}
    .footer-brand .brand-mark{width:32px;height:32px;font-size:14px}
    .footer-links{display:flex;flex-wrap:wrap;gap:15px 23px}
    .footer-links a{transition:.2s}
    .footer-links a:hover{color:#6dd7e8}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px}
    .record{display:flex;flex-wrap:wrap;gap:12px 22px}
    .quote-avatar{width:28px;height:28px;display:inline-grid;place-items:center;margin-right:8px;border-radius:50%;background:var(--cyan);color:var(--blue-950);font-weight:900}
    @media(max-width:1024px){
      .trend{display:none}
      .sub-hero-inner{gap:35px}
      .feature-grid{grid-template-columns:repeat(2,1fr)}
      .feature-card:first-child{grid-column:span 2}
      .match-layout,.guide-layout,.faq-grid{grid-template-columns:1fr}
      .info-box{min-height:240px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,620px)}
      .brand-row{height:62px}
      .top-actions .search,.top-actions .btn{display:none}
      .sub-hero-inner,.split,.trust-layout{grid-template-columns:1fr}
      .sub-hero-inner{min-height:auto;padding:65px 0}
      .profile-panel{justify-self:stretch}
      .section{padding:63px 0}
      .section-head{display:block;margin-bottom:27px}
      .section-head p{margin-top:14px}
      .media-card img{height:300px}
      .data-grid{grid-template-columns:repeat(2,1fr)}
      .timeline{grid-template-columns:repeat(2,1fr);gap:25px}
      .timeline:before{display:none}
      .timeline-item{padding-top:42px}
      .cta-inner{display:block}
      .cta-inner .btn{margin-top:24px}
      .footer-main,.footer-bottom{display:block}
      .footer-links{margin-top:18px}
      .record{margin-top:16px}
    }
    @media(max-width:520px){
      body{font-size:14px}
      .brand{font-size:19px}
      .brand-mark{width:32px;height:32px;border-radius:10px}
      .nav-link{padding:0 11px;font-size:13px}
      .nav-link:after{left:11px;right:11px}
      .sub-hero h1{font-size:42px}
      .sub-hero p{font-size:15px}
      .profile-card{padding:18px}
      .profile-follow{display:none}
      .feature-grid,.guide-items{grid-template-columns:1fr}
      .feature-card:first-child{grid-column:auto}
      .match-board{padding:17px}
      .match-row{grid-template-columns:67px 1fr 46px}
      .match-status{display:none}
      .data-grid{gap:10px}
      .data-card{padding:19px 14px}
      .data-card strong{font-size:26px}
      .timeline{grid-template-columns:1fr}
      .quote-box{padding:25px;font-size:17px}
    }

/* roulang page: category3 */
:root{
      --blue-950:#071b38;
      --blue-900:#0a2852;
      --blue-800:#0d3d78;
      --blue-700:#125da8;
      --blue-600:#1877c9;
      --cyan:#1eb5d7;
      --sky:#eaf6fc;
      --ice:#f6fbfe;
      --ink:#12233d;
      --muted:#66758b;
      --white:#fff;
      --gold:#f5b94c;
      --green:#1da579;
      --line:#dfeaf3;
      --radius-xl:28px;
      --radius-lg:20px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(15,55,96,.07);
      --shadow-md:0 18px 50px rgba(10,54,96,.13);
      --shadow-lg:0 28px 80px rgba(4,34,73,.22);
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;color:var(--ink);background:var(--ice);line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 44px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(18px);border-bottom:1px solid rgba(213,227,238,.8)}
    .brand-row{height:69px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--blue-950);font-size:22px;letter-spacing:-.05em}
    .brand-mark{width:36px;height:36px;border-radius:12px;background:linear-gradient(145deg,var(--blue-700),var(--cyan));display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:0 8px 18px rgba(18,93,168,.2)}
    .top-actions{display:flex;align-items:center;gap:18px}
    .trend{font-size:12px;color:var(--muted)}
    .trend b{color:var(--blue-700);font-weight:700;margin-left:5px}
    .search{height:38px;width:190px;display:flex;align-items:center;gap:8px;padding:0 13px;background:var(--ice);border:1px solid var(--line);border-radius:999px;color:var(--muted)}
    .search input{border:0;background:transparent;outline:0;width:100%;font-size:13px;color:var(--ink)}
    .nav-row{border-top:1px solid #edf3f7}
    .nav-inner{display:flex;align-items:center;gap:5px;min-height:47px;overflow-x:auto;scrollbar-width:none}
    .nav-inner::-webkit-scrollbar{display:none}
    .nav-link{position:relative;display:flex;align-items:center;height:47px;padding:0 14px;color:#52647a;font-size:14px;font-weight:600;white-space:nowrap;transition:.2s}
    .nav-link:after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--blue-600);transform:scaleX(0);transition:.2s}
    .nav-link:hover,.nav-link.active{color:var(--blue-700)}
    .nav-link.active:after,.nav-link:hover:after{transform:scaleX(1)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:0 22px;border-radius:999px;font-weight:700;transition:.25s var(--ease);white-space:nowrap}
    .btn-primary{background:var(--blue-700);color:#fff;box-shadow:0 10px 22px rgba(18,93,168,.22)}
    .btn-primary:hover{background:var(--blue-900);transform:translateY(-2px);box-shadow:0 14px 28px rgba(18,93,168,.3)}
    .btn-outline{color:var(--blue-700);border:1px solid #b9d4e8;background:#fff}
    .btn-outline:hover{border-color:var(--blue-600);background:var(--sky);transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--blue-800);border:1px solid rgba(255,255,255,.45)}
    .btn-light:hover{background:var(--sky);transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(30,181,215,.38);outline-offset:3px}
    .hero-inner{position:relative;overflow:hidden;background:var(--blue-950) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff}
    .hero-inner:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(4,22,49,.96),rgba(7,36,75,.77) 58%,rgba(7,27,56,.36))}
    .hero-banner{position:relative;z-index:1;padding:76px 0 82px}
    .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:64px;align-items:center}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#66d7e7;font-weight:700;font-size:12px;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--cyan);border-radius:2px}
    .hero-banner h1{font-size:clamp(38px,5.4vw,70px);line-height:1.1;letter-spacing:-.065em;margin-top:15px;max-width:680px}
    .hero-banner h1 em{font-style:normal;color:#63d7e6}
    .hero-copy{max-width:650px;margin:23px 0 29px;color:#cbdbea;font-size:17px;line-height:1.9}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero-note{margin-top:22px;color:#a9c7de;font-size:13px}
    .reminder-panel{background:#fff;color:var(--ink);border-radius:24px;padding:23px;box-shadow:var(--shadow-lg);transform:rotate(1.5deg);transition:.3s var(--ease)}
    .reminder-panel:hover{transform:rotate(0) translateY(-5px)}
    .panel-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:17px}
    .panel-title{font-weight:800;font-size:18px}
    .status-dot{display:inline-flex;align-items:center;gap:7px;color:var(--green);font-size:12px;font-weight:700}
    .status-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(29,165,121,.13)}
    .date-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:17px}
    .date-tab{padding:10px 5px;text-align:center;border:1px solid var(--line);border-radius:12px;color:var(--muted);font-size:12px;background:#fbfdff}
    .date-tab strong{display:block;color:var(--ink);font-size:15px}
    .date-tab.selected{background:var(--sky);border-color:#9ed6e6;color:var(--blue-700)}
    .date-tab.selected strong{color:var(--blue-800)}
    .match-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 13px;border:1px solid var(--line);border-radius:15px;margin-top:9px}
    .match-info{display:flex;align-items:center;gap:10px}
    .club-badge{width:35px;height:35px;border-radius:11px;background:var(--blue-800);display:grid;place-items:center;color:#fff;font-size:12px;font-weight:800}
    .club-name strong{display:block;font-size:13px}
    .club-name span{font-size:11px;color:var(--muted)}
    .match-time{text-align:right}
    .match-time strong{display:block;color:var(--blue-700);font-size:16px}
    .match-time span{font-size:11px;color:var(--muted)}
    .panel-foot{display:flex;align-items:center;justify-content:space-between;margin-top:17px;padding-top:15px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}
    .panel-foot b{color:var(--blue-700)}
    .section{padding:86px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:35px}
    .section-head h2{font-size:clamp(27px,3vw,42px);line-height:1.22;letter-spacing:-.04em;margin-top:11px}
    .section-head p{max-width:535px;color:var(--muted);font-size:15px}
    .section-head .eyebrow{color:var(--blue-700)}
    .section-head .eyebrow:before{background:var(--cyan)}
    .intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
    .intro-copy{font-size:17px;color:var(--muted);line-height:2}
    .intro-copy p+p{margin-top:17px}
    .image-card{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-md);min-height:350px}
    .image-card img{width:100%;height:100%;min-height:350px;object-fit:cover}
    .image-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(4,25,55,.75))}
    .image-caption{position:absolute;z-index:1;left:26px;right:26px;bottom:22px;color:#fff}
    .image-caption strong{display:block;font-size:21px;margin-bottom:4px}
    .image-caption span{font-size:13px;color:#d7e5f0}
    .light-section{background:#fff}
    .benefit-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}
    .benefit-main,.benefit-side{border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow-sm)}
    .benefit-main{padding:31px}
    .benefit-main h3{font-size:25px;margin-bottom:12px}
    .benefit-main p{color:var(--muted);max-width:640px}
    .benefit-points{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin-top:28px}
    .point{padding:17px;border-radius:15px;background:var(--ice);border:1px solid #e9f1f6}
    .point b{display:block;color:var(--blue-800);margin-bottom:4px}
    .point span{font-size:13px;color:var(--muted)}
    .benefit-side{padding:25px;background:var(--blue-950);color:#fff}
    .benefit-side h3{font-size:20px;margin-bottom:18px}
    .mini-stat{display:flex;justify-content:space-between;align-items:end;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.15)}
    .mini-stat:last-child{border-bottom:0}
    .mini-stat span{color:#a9c4d9;font-size:13px}
    .mini-stat strong{font-size:25px;color:#6cdae9}
    .time-section{background:var(--sky)}
    .time-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:36px;align-items:start}
    .time-copy{padding-top:12px}
    .time-copy h3{font-size:28px;line-height:1.35}
    .time-copy p{color:var(--muted);margin:17px 0 22px}
    .time-list{list-style:none;display:grid;gap:12px}
    .time-list li{display:flex;gap:11px;align-items:flex-start;color:#4f6278}
    .time-list li:before{content:"✓";display:grid;place-items:center;flex:0 0 23px;height:23px;border-radius:50%;background:#d2f1f3;color:var(--blue-700);font-weight:900;font-size:12px}
    .calendar-box{background:#fff;border:1px solid #d6e8f2;border-radius:var(--radius-xl);padding:24px;box-shadow:var(--shadow-sm)}
    .calendar-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
    .calendar-head strong{font-size:19px}
    .calendar-head span{color:var(--blue-700);font-size:13px;font-weight:700}
    .calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}
    .calendar-grid div{min-height:61px;border:1px solid #edf2f6;border-radius:12px;padding:8px;text-align:center;font-size:12px;color:var(--muted);background:#fbfdff}
    .calendar-grid div b{display:block;font-size:16px;color:var(--ink);margin-bottom:4px}
    .calendar-grid div.has-match{background:var(--sky);border-color:#b5deea}
    .calendar-grid div.has-match b{color:var(--blue-700)}
    .calendar-grid div.today{background:var(--blue-700);color:#d8f3f6}
    .calendar-grid div.today b{color:#fff}
    .calendar-legend{display:flex;gap:18px;margin-top:18px;color:var(--muted);font-size:12px}
    .legend{display:flex;align-items:center;gap:6px}
    .legend i{width:9px;height:9px;border-radius:3px;background:var(--sky);border:1px solid #b5deea}
    .legend i.blue{background:var(--blue-700);border-color:var(--blue-700)}
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}
    .process-card{position:relative;padding:25px 21px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:.25s var(--ease)}
    .process-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#b8dce8}
    .process-num{color:var(--cyan);font-size:13px;font-weight:900;letter-spacing:.12em}
    .process-card h3{font-size:18px;margin:16px 0 8px}
    .process-card p{color:var(--muted);font-size:13px}
    .feature-split{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:center}
    .feature-image{border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-md)}
    .feature-image img{width:100%;height:390px;object-fit:cover}
    .feature-copy h2{font-size:34px;line-height:1.3;letter-spacing:-.04em;margin:13px 0 17px}
    .feature-copy p{color:var(--muted);font-size:16px}
    .service-list{display:grid;gap:13px;margin-top:25px}
    .service-item{display:flex;gap:15px;padding:15px 0;border-bottom:1px solid var(--line)}
    .service-icon{width:35px;height:35px;display:grid;place-items:center;flex:0 0 35px;border-radius:11px;background:var(--sky);color:var(--blue-700);font-weight:900}
    .service-item strong{display:block;margin-bottom:3px}
    .service-item span{font-size:13px;color:var(--muted)}
    .audience-section{background:#f1f8fc}
    .audience-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .audience-card{background:#fff;border-radius:var(--radius-lg);padding:25px;border:1px solid var(--line);min-height:190px;transition:.25s var(--ease)}
    .audience-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
    .audience-card .tag{display:inline-flex;padding:5px 10px;border-radius:999px;background:var(--sky);color:var(--blue-700);font-size:11px;font-weight:800}
    .audience-card h3{margin:17px 0 8px;font-size:20px}
    .audience-card p{color:var(--muted);font-size:13px}
    .notice-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 27px;background:var(--blue-900);border-radius:var(--radius-lg);color:#fff;box-shadow:var(--shadow-md)}
    .notice-bar strong{font-size:20px}
    .notice-bar p{color:#bad1e2;font-size:13px;margin-top:4px}
    .notice-label{display:inline-flex;align-items:center;gap:8px;color:#6ed8e7;font-size:12px;font-weight:800}
    .notice-label:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold)}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px;align-items:start}
    .faq-intro h2{font-size:35px;line-height:1.3;margin:12px 0 15px}
    .faq-intro p{color:var(--muted)}
    .faq-list{display:grid;gap:11px}
    details{background:#fff;border:1px solid var(--line);border-radius:15px;padding:18px 20px;transition:.2s}
    details[open]{border-color:#add8e6;box-shadow:var(--shadow-sm)}
    summary{cursor:pointer;list-style:none;font-weight:700;padding-right:25px;position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:0;top:-2px;color:var(--blue-600);font-size:22px;font-weight:400}
    details[open] summary:after{content:"−"}
    details p{color:var(--muted);font-size:14px;margin-top:12px;padding-top:12px;border-top:1px solid #edf3f6}
    .cta-section{padding:26px 0 86px}
    .cta-box{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:42px 50px;border-radius:var(--radius-xl);background:linear-gradient(110deg,var(--blue-800),var(--blue-950));color:#fff;box-shadow:var(--shadow-lg)}
    .cta-box:after{content:"";position:absolute;width:300px;height:300px;right:-100px;top:-150px;border:1px solid rgba(99,215,230,.35);border-radius:50%}
    .cta-box h2{position:relative;z-index:1;font-size:32px;line-height:1.3}
    .cta-box p{position:relative;z-index:1;color:#c2d9e8;margin-top:8px}
    .cta-box .btn{position:relative;z-index:1}
    footer{background:var(--blue-950);color:#b7cede;padding:27px 0;font-size:13px}
    .footer-main{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
    .quote-avatar{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--cyan);color:var(--blue-950);font-weight:900;margin-right:8px}
    .footer-links{display:flex;gap:15px;flex-wrap:wrap}
    .footer-links a{color:#d7e8f2;transition:.2s}
    .footer-links a:hover{color:#62d7e7}
    .footer-meta{margin-top:17px;padding-top:16px;border-top:1px solid rgba(255,255,255,.13);display:flex;gap:20px;flex-wrap:wrap;color:#91acc0;font-size:12px}
    @media(max-width:1024px){
      .trend{display:none}
      .hero-grid,.intro-grid,.benefit-grid,.time-layout,.feature-split,.faq-layout{grid-template-columns:1fr}
      .hero-grid{gap:38px}
      .reminder-panel{justify-self:start;width:min(100%,520px)}
      .intro-grid{gap:30px}
      .feature-image{order:2}
      .feature-copy{order:1}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,620px)}
      .brand-row{height:62px}
      .top-actions .search,.top-actions .btn{display:none}
      .brand{font-size:20px}
      .hero-banner{padding:58px 0 62px}
      .hero-banner h1{font-size:43px}
      .hero-copy{font-size:15px}
      .section{padding:63px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-head p{margin-top:14px}
      .benefit-points,.audience-grid,.process-grid{grid-template-columns:1fr 1fr}
      .calendar-grid{gap:5px}
      .calendar-grid div{min-height:52px;padding:5px 2px}
      .notice-bar,.cta-box{display:block;padding:28px}
      .notice-bar .btn,.cta-box .btn{margin-top:20px}
      .cta-box h2{font-size:27px}
    }
    @media(max-width:520px){
      .container{width:calc(100% - 28px)}
      .hero-banner h1{font-size:37px}
      .hero-actions .btn{width:100%}
      .benefit-points,.audience-grid,.process-grid{grid-template-columns:1fr}
      .calendar-box{padding:15px}
      .calendar-grid div{font-size:10px;min-height:44px}
      .calendar-grid div b{font-size:13px}
      .calendar-legend{gap:10px;flex-wrap:wrap}
      .image-card,.feature-image{border-radius:20px}
      .feature-image img{height:280px}
      .footer-main{align-items:flex-start;flex-direction:column}
    }

/* roulang page: category5 */
:root{
 --blue-950:#071b38;
 --blue-900:#0a2852;
 --blue-800:#0d3d78;
 --blue-700:#125da8;
 --blue-600:#1877c9;
 --cyan:#1eb5d7;
 --sky:#eaf6fc;
 --ice:#f6fbfe;
 --ink:#12233d;
 --muted:#66758b;
 --line:#dfeaf3;
 --white:#fff;
 --gold:#f5b94c;
 --green:#1da579;
 --radius-xl:28px;
 --radius-lg:20px;
 --radius-md:14px;
 --shadow-sm:0 8px 24px rgba(15,55,96,.07);
 --shadow-md:0 18px 50px rgba(10,54,96,.13);
 --shadow-lg:0 28px 80px rgba(4,34,73,.22);
 --ease:cubic-bezier(.2,.8,.2,1)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;color:var(--ink);background:var(--ice);line-height:1.75;font-size:15px}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font:inherit}
button{border:0;cursor:pointer}
.container{width:min(1180px,calc(100% - 44px));margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue-700);font-weight:700;font-size:12px;letter-spacing:.12em}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--cyan);border-radius:2px}
.section{padding:88px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:34px}
.section-head h2{font-size:clamp(27px,3vw,42px);line-height:1.22;letter-spacing:-.04em;margin:12px 0 0}
.section-head p{max-width:550px;color:var(--muted);margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 22px;border-radius:999px;font-weight:700;transition:.25s var(--ease);white-space:nowrap}
.btn-primary{background:var(--blue-700);color:#fff;box-shadow:0 10px 22px rgba(18,93,168,.22)}
.btn-primary:hover{background:var(--blue-900);transform:translateY(-2px);box-shadow:0 14px 28px rgba(18,93,168,.3)}
.btn-light{background:#fff;color:var(--blue-800);border:1px solid rgba(255,255,255,.45)}
.btn-light:hover{background:var(--sky);transform:translateY(-2px)}
.btn-outline{color:var(--blue-700);border:1px solid #b9d4e8;background:#fff}
.btn-outline:hover{border-color:var(--blue-600);background:var(--sky);transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(30,181,215,.38);outline-offset:3px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(18px);border-bottom:1px solid rgba(213,227,238,.8)}
.brand-row{height:69px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--blue-950);font-size:22px;letter-spacing:-.05em}
.brand-mark{width:36px;height:36px;border-radius:12px;background:linear-gradient(145deg,var(--blue-700),var(--cyan));display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:0 8px 18px rgba(18,93,168,.2)}
.top-actions{display:flex;align-items:center;gap:18px}
.trend{font-size:12px;color:var(--muted)}
.trend b{color:var(--blue-700);font-weight:700;margin-left:5px}
.search{height:38px;width:190px;display:flex;align-items:center;gap:8px;padding:0 13px;background:var(--ice);border:1px solid var(--line);border-radius:999px;color:var(--muted)}
.search input{border:0;background:transparent;outline:0;width:100%;font-size:13px;color:var(--ink)}
.nav-row{border-top:1px solid #edf3f7}
.nav-inner{display:flex;align-items:center;gap:5px;min-height:47px;overflow-x:auto;scrollbar-width:none}
.nav-inner::-webkit-scrollbar{display:none}
.nav-link{position:relative;display:flex;align-items:center;height:47px;padding:0 14px;color:#52647a;font-size:14px;font-weight:600;white-space:nowrap;transition:.2s}
.nav-link:after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--blue-600);transform:scaleX(0);transition:.2s}
.nav-link:hover,.nav-link.active{color:var(--blue-700)}
.nav-link.active:after,.nav-link:hover:after{transform:scaleX(1)}

.inner-hero{position:relative;min-height:330px;display:flex;align-items:center;overflow:hidden;background:var(--blue-950) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff}
.inner-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,27,57,.96),rgba(7,50,94,.72),rgba(7,27,56,.3))}
.inner-hero .container{position:relative;z-index:1}
.inner-content{max-width:760px;padding:58px 0 62px}
.inner-content h1{font-size:clamp(37px,5vw,64px);line-height:1.1;letter-spacing:-.06em;margin:14px 0 18px}
.inner-content p{max-width:680px;color:#c9d9e9;font-size:17px;margin:0}
.breadcrumb{display:flex;gap:9px;color:#a9c6dd;font-size:13px;margin-top:25px}
.breadcrumb span{color:#fff}

.intro{background:#fff}
.intro-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:65px;align-items:center}
.intro-image{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-md)}
.intro-image img{width:100%;height:360px;object-fit:cover}
.image-note{position:absolute;bottom:18px;left:18px;right:18px;padding:13px 16px;border-radius:13px;background:rgba(7,27,56,.83);color:#fff;font-size:13px}
.intro-copy h2{font-size:clamp(28px,3vw,42px);line-height:1.25;letter-spacing:-.04em;margin:12px 0 18px}
.intro-copy p{color:var(--muted);font-size:16px;margin:0 0 17px}
.check-list{list-style:none;padding:0;margin:23px 0 0;display:grid;gap:12px}
.check-list li{display:flex;gap:11px;align-items:flex-start}
.check-list i{font-style:normal;width:23px;height:23px;flex:none;border-radius:50%;display:grid;place-items:center;background:#dff5f4;color:var(--green);font-size:13px;margin-top:4px}

.benefit-area{background:var(--ice)}
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.benefit-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:27px;box-shadow:var(--shadow-sm);transition:.25s var(--ease)}
.benefit-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#b9d9eb}
.icon-box{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;background:var(--sky);color:var(--blue-700);font-weight:900;font-size:21px;margin-bottom:22px}
.benefit-card h3{font-size:19px;margin:0 0 10px}
.benefit-card p{color:var(--muted);margin:0;font-size:14px}

.tier-section{background:#fff}
.tier-wrap{display:grid;grid-template-columns:1fr 1.65fr;gap:45px;align-items:stretch}
.tier-intro{padding:34px 0}
.tier-intro h2{font-size:36px;line-height:1.25;margin:12px 0 17px}
.tier-intro p{color:var(--muted);margin:0 0 24px}
.tier-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.tier-card{position:relative;padding:25px;border:1px solid var(--line);border-radius:18px;background:var(--ice);transition:.25s var(--ease)}
.tier-card.featured{background:var(--blue-900);color:#fff;border-color:var(--blue-900);box-shadow:var(--shadow-md)}
.tier-card:hover{transform:translateY(-4px)}
.tier-card h3{margin:0 0 7px;font-size:20px}
.tier-card p{font-size:13px;color:var(--muted);margin:0 0 18px}
.tier-card.featured p{color:#bfd7e7}
.tier-tag{display:inline-flex;padding:4px 9px;border-radius:999px;background:#fff2ce;color:#996b09;font-size:11px;font-weight:700;margin-bottom:15px}
.tier-points{list-style:none;padding:0;margin:0;display:grid;gap:9px;font-size:13px}
.tier-points li:before{content:"✓";color:var(--cyan);font-weight:900;margin-right:7px}

.feature-section{background:var(--sky)}
.feature-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}
.feature-copy h2{font-size:35px;line-height:1.25;margin:12px 0 16px}
.feature-copy p{color:var(--muted);font-size:16px}
.feature-points{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin-top:25px}
.feature-point{padding:17px;border-radius:15px;background:#fff;border:1px solid #d7eaf4}
.feature-point strong{display:block;color:var(--blue-900);margin-bottom:3px}
.feature-point span{color:var(--muted);font-size:13px}
.feature-media{border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-md)}
.feature-media img{height:365px;width:100%;object-fit:cover}

.steps-section{background:#fff}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.step{position:relative;padding:29px 24px;background:#fff;border-right:1px solid var(--line)}
.step:last-child{border-right:0}
.step-num{width:35px;height:35px;border-radius:50%;display:grid;place-items:center;background:var(--blue-700);color:#fff;font-weight:800;margin-bottom:18px}
.step h3{font-size:17px;margin:0 0 8px}
.step p{color:var(--muted);font-size:13px;margin:0}

.scenario-section{background:var(--blue-950);color:#fff}
.scenario-section .section-head p{color:#b7cbe0}
.scenario-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
.scenario-main,.scenario-side{border-radius:var(--radius-xl);overflow:hidden;position:relative;min-height:310px}
.scenario-main img,.scenario-side img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.scenario-main:after,.scenario-side:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,22,49,.94),rgba(4,22,49,.12))}
.scenario-text{position:absolute;z-index:1;left:27px;right:27px;bottom:25px}
.scenario-text h3{font-size:25px;margin:0 0 7px}
.scenario-text p{color:#c5d8e8;margin:0;font-size:14px}
.scenario-side{min-height:310px}

.faq-section{background:var(--ice)}
.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:55px}
.faq-layout h2{font-size:36px;line-height:1.25;margin:12px 0 15px}
.faq-layout>div>p{color:var(--muted)}
.faq-list{display:grid;gap:11px}
details{background:#fff;border:1px solid var(--line);border-radius:15px;padding:0 20px;transition:.2s}
details[open]{box-shadow:var(--shadow-sm);border-color:#b8d7e9}
summary{cursor:pointer;list-style:none;padding:18px 25px 18px 0;font-weight:700;position:relative}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:0;color:var(--blue-600);font-size:23px;font-weight:400}
details[open] summary:after{content:"−"}
details p{color:var(--muted);font-size:14px;margin:0 0 19px;padding-right:20px}

.cta-section{padding:72px 0;background:#fff}
.cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:43px 48px;border-radius:var(--radius-xl);background:linear-gradient(110deg,var(--blue-900),var(--blue-700));color:#fff;box-shadow:var(--shadow-lg);overflow:hidden;position:relative}
.cta-box:after{content:"";position:absolute;width:320px;height:320px;border:1px solid rgba(255,255,255,.17);border-radius:50%;right:5%;top:-170px}
.cta-box h2{font-size:32px;line-height:1.25;margin:0 0 10px;position:relative;z-index:1}
.cta-box p{color:#c7dceb;margin:0;position:relative;z-index:1}
.cta-box .btn{position:relative;z-index:1}

footer{background:var(--blue-950);color:#b8ccdf;padding:34px 0 25px}
.footer-grid{display:flex;justify-content:space-between;gap:30px;align-items:center}
.footer-brand{color:#fff;font-size:20px;font-weight:900}
.footer-brand small{display:block;color:#8ba9c1;font-size:12px;font-weight:400;margin-top:5px}
.quote{display:flex;align-items:center;gap:12px;font-size:13px}
.quote-avatar{width:35px;height:35px;border-radius:50%;display:grid;place-items:center;background:var(--cyan);color:var(--blue-950);font-weight:900}
.footer-links{display:flex;gap:18px;flex-wrap:wrap;justify-content:flex-end;font-size:13px}
.footer-links a{color:#b8ccdf;transition:.2s}
.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:25px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px;color:#83a1bb}

@media(max-width:1024px){
 .trend{display:none}
 .hero-grid,.intro-grid,.feature-grid,.tier-wrap,.faq-layout{gap:32px}
 .hero{min-height:560px}
 .steps{grid-template-columns:repeat(2,1fr)}
 .step:nth-child(2){border-right:0}
 .step:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media(max-width:768px){
 .container{width:min(100% - 30px,620px)}
 .brand-row{height:62px}
 .top-actions .search,.top-actions .btn{display:none}
 .nav-inner{min-height:44px}
 .nav-link{height:44px;padding:0 11px;font-size:13px}
 .nav-link:after{left:11px;right:11px}
 .section{padding:64px 0}
 .inner-hero{min-height:300px}
 .inner-content{padding:48px 0}
 .intro-grid,.feature-grid,.tier-wrap,.scenario-grid,.faq-layout{grid-template-columns:1fr}
 .intro-image img,.feature-media img{height:300px}
 .benefit-grid{grid-template-columns:repeat(2,1fr)}
 .tier-intro{padding:0}
 .scenario-main,.scenario-side{min-height:260px}
 .cta-box{display:block;padding:34px 28px}
 .cta-box .btn{margin-top:24px}
 .footer-grid{display:grid;align-items:start}
 .footer-links{justify-content:flex-start}
}
@media(max-width:520px){
 body{font-size:14px}
 .brand{font-size:19px}
 .brand-mark{width:32px;height:32px;border-radius:10px}
 .inner-content h1{font-size:38px}
 .inner-content p{font-size:15px}
 .section-head{display:block;margin-bottom:25px}
 .section-head p{margin-top:14px}
 .benefit-grid,.tier-list,.feature-points{grid-template-columns:1fr}
 .benefit-card{padding:23px}
 .steps{display:block}
 .step{border-right:0;border-bottom:1px solid var(--line)!important}
 .step:last-child{border-bottom:0!important}
 .cta-box h2{font-size:27px}
 .footer-bottom{display:block}
 .footer-bottom span{display:block;margin-top:7px}
}

/* roulang page: category6 */
:root{
      --blue-950:#071b38;
      --blue-900:#0a2852;
      --blue-800:#0d3d78;
      --blue-700:#125da8;
      --blue-600:#1877c9;
      --cyan:#1eb5d7;
      --sky:#eaf6fc;
      --ice:#f6fbfe;
      --ink:#12233d;
      --muted:#66758b;
      --white:#ffffff;
      --gold:#f5b94c;
      --green:#1da579;
      --line:#dfeaf3;
      --radius-xl:28px;
      --radius-lg:20px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(15,55,96,.07);
      --shadow-md:0 18px 50px rgba(10,54,96,.13);
      --shadow-lg:0 28px 80px rgba(4,34,73,.22);
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;color:var(--ink);background:var(--ice);line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 44px));margin:0 auto}
    .section{padding:94px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue-700);font-weight:700;font-size:12px;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--cyan);border-radius:2px}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:38px}
    .section-head h2{font-size:clamp(28px,3vw,42px);line-height:1.22;letter-spacing:-.04em;margin-top:12px}
    .section-head p{max-width:550px;color:var(--muted);font-size:15px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:0 22px;border-radius:999px;font-weight:700;transition:.25s var(--ease);white-space:nowrap}
    .btn-primary{background:var(--blue-700);color:#fff;box-shadow:0 10px 22px rgba(18,93,168,.22)}
    .btn-primary:hover{background:var(--blue-900);transform:translateY(-2px);box-shadow:0 14px 28px rgba(18,93,168,.3)}
    .btn-light{background:#fff;color:var(--blue-800);border:1px solid rgba(255,255,255,.45)}
    .btn-light:hover{background:var(--sky);transform:translateY(-2px)}
    .btn-outline{color:var(--blue-700);border:1px solid #b9d4e8;background:#fff}
    .btn-outline:hover{border-color:var(--blue-600);background:var(--sky);transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(30,181,215,.38);outline-offset:3px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(18px);border-bottom:1px solid rgba(213,227,238,.8)}
    .brand-row{height:69px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--blue-950);font-size:22px;letter-spacing:-.05em}
    .brand-mark{width:36px;height:36px;border-radius:12px;background:linear-gradient(145deg,var(--blue-700),var(--cyan));display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:0 8px 18px rgba(18,93,168,.2)}
    .top-actions{display:flex;align-items:center;gap:18px}
    .trend{font-size:12px;color:var(--muted);white-space:nowrap}
    .trend b{color:var(--blue-700);font-weight:700;margin-left:5px}
    .search{height:38px;width:190px;display:flex;align-items:center;gap:8px;padding:0 13px;background:var(--ice);border:1px solid var(--line);border-radius:999px;color:var(--muted)}
    .search input{border:0;background:transparent;outline:0;width:100%;font-size:13px;color:var(--ink)}
    .nav-row{border-top:1px solid #edf3f7}
    .nav-inner{display:flex;align-items:center;gap:5px;min-height:47px;overflow-x:auto;scrollbar-width:none}
    .nav-inner::-webkit-scrollbar{display:none}
    .nav-link{position:relative;display:flex;align-items:center;height:47px;padding:0 14px;color:#52647a;font-size:14px;font-weight:600;white-space:nowrap;transition:.2s}
    .nav-link:after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--blue-600);transform:scaleX(0);transition:.2s}
    .nav-link:hover,.nav-link.active{color:var(--blue-700)}
    .nav-link.active:after,.nav-link:hover:after{transform:scaleX(1)}
    .page-banner{position:relative;min-height:390px;display:flex;align-items:center;overflow:hidden;background:var(--blue-950) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff}
    .page-banner:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(4,22,49,.95),rgba(7,45,87,.76),rgba(7,27,56,.32))}
    .banner-content{position:relative;z-index:1;padding:70px 0;width:100%}
    .banner-content h1{font-size:clamp(38px,6vw,68px);line-height:1.1;letter-spacing:-.06em;max-width:690px}
    .banner-content h1 em{font-style:normal;color:#62d4e5}
    .banner-content p{max-width:620px;margin:22px 0 28px;color:#c8d9e8;font-size:17px}
    .banner-tags{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:7px 13px;border-radius:999px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.1);font-size:12px;color:#d9eef7}
    .intro-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:62px;align-items:center}
    .intro-copy h2{font-size:clamp(28px,4vw,46px);line-height:1.25;letter-spacing:-.05em;margin:12px 0 18px}
    .intro-copy p{color:var(--muted);font-size:16px;margin-bottom:20px}
    .image-frame{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-md);background:#dceef7}
    .image-frame img{width:100%;height:390px;object-fit:cover}
    .image-note{position:absolute;left:20px;right:20px;bottom:20px;padding:15px 18px;border-radius:15px;background:rgba(7,27,56,.82);color:#fff;font-size:13px;backdrop-filter:blur(10px)}
    .device-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:18px}
    .device-card{position:relative;min-height:238px;padding:28px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);overflow:hidden;transition:.3s var(--ease)}
    .device-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:#b6d8ea}
    .device-card.featured{background:var(--blue-900);color:#fff}
    .device-card:after{content:"";position:absolute;width:130px;height:130px;border-radius:50%;right:-35px;bottom:-50px;background:rgba(30,181,215,.15)}
    .device-icon{width:50px;height:50px;display:grid;place-items:center;border-radius:15px;background:var(--sky);color:var(--blue-700);font-size:24px;margin-bottom:22px}
    .featured .device-icon{background:rgba(255,255,255,.13);color:#75ddeb}
    .device-card h3{font-size:22px;margin-bottom:8px}
    .device-card p{color:var(--muted);font-size:14px;max-width:310px}
    .featured p{color:#c3d9ea}
    .metrics{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .metric-row{display:grid;grid-template-columns:repeat(4,1fr)}
    .metric{padding:35px 24px;border-right:1px solid var(--line)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;color:var(--blue-800);font-size:35px;line-height:1.2;letter-spacing:-.06em}
    .metric span{display:block;color:var(--muted);font-size:13px;margin-top:5px}
    .split-section{background:var(--sky)}
    .split-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:60px;align-items:start}
    .split-title h2{font-size:clamp(28px,3.4vw,44px);line-height:1.25;letter-spacing:-.05em;margin-top:12px}
    .split-title p{color:var(--muted);margin-top:18px}
    .benefit-list{display:grid;gap:14px}
    .benefit-item{display:grid;grid-template-columns:52px 1fr;gap:18px;align-items:start;background:#fff;border:1px solid rgba(182,213,230,.75);border-radius:17px;padding:20px;transition:.25s var(--ease)}
    .benefit-item:hover{transform:translateX(5px);box-shadow:var(--shadow-sm)}
    .benefit-number{width:42px;height:42px;display:grid;place-items:center;background:var(--blue-700);color:#fff;border-radius:13px;font-weight:800}
    .benefit-item h3{font-size:17px;margin-bottom:4px}
    .benefit-item p{color:var(--muted);font-size:14px}
    .scenario-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .scenario-card{min-height:210px;border-radius:var(--radius-lg);padding:30px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .scenario-card.dark{background:var(--blue-950);color:#fff}
    .scenario-card h3{font-size:24px;margin-bottom:10px}
    .scenario-card p{color:var(--muted);font-size:14px}
    .scenario-card.dark p{color:#bbd0e2}
    .scenario-card ul{list-style:none;display:grid;gap:9px;margin-top:18px}
    .scenario-card li{font-size:13px;display:flex;gap:8px;align-items:center}
    .scenario-card li:before{content:"✓";color:var(--cyan);font-weight:900}
    .workflow{background:var(--blue-900);color:#fff}
    .workflow .section-head p{color:#bdd2e5}
    .workflow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid rgba(255,255,255,.2)}
    .step{position:relative;padding:30px 25px 10px;border-right:1px solid rgba(255,255,255,.16)}
    .step:last-child{border-right:0}
    .step-num{color:#65d5e6;font-size:13px;font-weight:800;letter-spacing:.1em}
    .step h3{font-size:18px;margin:14px 0 8px}
    .step p{color:#bfd4e6;font-size:13px}
    .evidence-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .evidence-card{display:flex;gap:20px;align-items:flex-start;padding:23px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm)}
    .evidence-mark{flex:0 0 44px;height:44px;display:grid;place-items:center;border-radius:50%;background:#e4f7f2;color:var(--green);font-weight:900;font-size:21px}
    .evidence-card h3{font-size:17px;margin-bottom:5px}
    .evidence-card p{font-size:14px;color:var(--muted)}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:60px;align-items:start}
    .faq-intro h2{font-size:clamp(28px,3.3vw,42px);line-height:1.25;letter-spacing:-.05em;margin-top:12px}
    .faq-intro p{color:var(--muted);margin:18px 0 24px}
    .faq-list{display:grid;gap:12px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden}
    .faq-question{display:flex;justify-content:space-between;gap:16px;width:100%;padding:18px 20px;background:#fff;color:var(--ink);font-weight:700;text-align:left}
    .faq-question span:last-child{color:var(--blue-600);font-size:21px;line-height:1}
    .faq-answer{display:none;padding:0 20px 19px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta{padding:70px 0}
    .cta-box{position:relative;overflow:hidden;padding:48px 56px;border-radius:var(--radius-xl);background:linear-gradient(110deg,var(--blue-700),var(--blue-900));color:#fff;display:flex;align-items:center;justify-content:space-between;gap:30px;box-shadow:var(--shadow-md)}
    .cta-box:after{content:"";position:absolute;right:-70px;top:-110px;width:310px;height:310px;border:1px solid rgba(255,255,255,.18);border-radius:50%;box-shadow:0 0 0 35px rgba(255,255,255,.04),0 0 0 70px rgba(255,255,255,.03)}
    .cta-box h2{font-size:clamp(27px,3vw,40px);line-height:1.25;letter-spacing:-.04em;position:relative;z-index:1}
    .cta-box p{color:#c7dced;margin-top:9px;position:relative;z-index:1}
    .cta-box .btn{position:relative;z-index:1}
    footer{background:#061a35;color:#b9cde0;padding:28px 0 34px}
    .footer-main{display:flex;justify-content:space-between;gap:30px;align-items:center;padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.13)}
    .footer-brand{color:#fff;font-weight:800;font-size:20px}
    .footer-links{display:flex;flex-wrap:wrap;gap:20px;font-size:13px}
    .footer-links a{transition:.2s}
    .footer-links a:hover{color:#6bd7e6}
    .quote{display:flex;align-items:center;gap:12px;font-size:13px}
    .quote-avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#1c709e;color:#fff;font-weight:800}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:19px;font-size:12px;color:#89a5be}
    @media(max-width:1024px){
      .trend{display:none}
      .hero-grid,.intro-grid,.split-grid,.faq-layout{gap:35px}
      .device-grid{grid-template-columns:1fr 1fr}
      .device-card.featured{grid-column:span 2}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,620px)}
      .brand-row{height:62px}
      .top-actions .search,.top-actions .btn{display:none}
      .nav-inner{min-height:44px}
      .nav-link{height:44px;padding:0 12px}
      .page-banner{min-height:420px}
      .banner-content{padding:60px 0}
      .intro-grid,.split-grid,.faq-layout{grid-template-columns:1fr}
      .image-frame img{height:300px}
      .metric-row{grid-template-columns:1fr 1fr}
      .metric:nth-child(2){border-right:0}
      .metric{border-bottom:1px solid var(--line)}
      .metric:nth-child(3),.metric:nth-child(4){border-bottom:0}
      .workflow-grid{grid-template-columns:1fr 1fr}
      .step:nth-child(2){border-right:0}
      .step:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.16)}
      .scenario-layout,.evidence-grid{grid-template-columns:1fr}
      .cta-box{align-items:flex-start;flex-direction:column;padding:38px 28px}
      .footer-main{align-items:flex-start;flex-direction:column}
    }
    @media(max-width:520px){
      body{font-size:14px}
      .section{padding:65px 0}
      .brand{font-size:19px}
      .brand-mark{width:32px;height:32px}
      .banner-content h1{font-size:42px}
      .banner-content p{font-size:15px}
      .device-grid{grid-template-columns:1fr}
      .device-card.featured{grid-column:auto}
      .metric strong{font-size:28px}
      .metric{padding:26px 16px}
      .workflow-grid{grid-template-columns:1fr}
      .step{border-right:0!important;border-bottom:1px solid rgba(255,255,255,.16)}
      .step:last-child{border-bottom:0}
      .footer-links{gap:12px 16px}
    }

/* roulang page: category4 */
:root{
      --blue-950:#071b38;
      --blue-900:#0a2852;
      --blue-800:#0d3d78;
      --blue-700:#125da8;
      --blue-600:#1877c9;
      --cyan:#1eb5d7;
      --sky:#eaf6fc;
      --ice:#f6fbfe;
      --ink:#12233d;
      --muted:#66758b;
      --line:#dfeaf3;
      --white:#fff;
      --gold:#f5b94c;
      --green:#1da579;
      --red:#e86b67;
      --radius-xl:28px;
      --radius-lg:20px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(15,55,96,.07);
      --shadow-md:0 18px 50px rgba(10,54,96,.13);
      --shadow-lg:0 28px 80px rgba(4,34,73,.22);
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      color:var(--ink);
      background:var(--ice);
      line-height:1.75;
      font-size:15px;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 44px));margin:0 auto}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--blue-700);
      font-weight:700;
      font-size:12px;
      letter-spacing:.12em;
    }
    .eyebrow:before{
      content:"";
      width:22px;
      height:2px;
      background:var(--cyan);
      border-radius:2px;
    }
    .section{padding:88px 0}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:30px;
      margin-bottom:38px;
    }
    .section-head h2{
      font-size:clamp(27px,3vw,42px);
      line-height:1.22;
      letter-spacing:-.04em;
      margin-top:12px;
    }
    .section-head p{max-width:550px;color:var(--muted);font-size:15px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:46px;
      padding:0 22px;
      border-radius:999px;
      font-weight:700;
      transition:.25s var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      background:var(--blue-700);
      color:#fff;
      box-shadow:0 10px 22px rgba(18,93,168,.22);
    }
    .btn-primary:hover{
      background:var(--blue-900);
      transform:translateY(-2px);
      box-shadow:0 14px 28px rgba(18,93,168,.3);
    }
    .btn-light{
      background:#fff;
      color:var(--blue-800);
      border:1px solid rgba(255,255,255,.45);
    }
    .btn-light:hover{background:var(--sky);transform:translateY(-2px)}
    .btn-outline{
      color:var(--blue-700);
      border:1px solid #b9d4e8;
      background:#fff;
    }
    .btn-outline:hover{
      border-color:var(--blue-600);
      background:var(--sky);
      transform:translateY(-2px);
    }
    .btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
      outline:3px solid rgba(30,181,215,.38);
      outline-offset:3px;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(255,255,255,.94);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(213,227,238,.8);
    }
    .brand-row{
      height:69px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      color:var(--blue-950);
      font-size:22px;
      letter-spacing:-.05em;
    }
    .brand-mark{
      width:36px;
      height:36px;
      border-radius:12px;
      background:linear-gradient(145deg,var(--blue-700),var(--cyan));
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:900;
      box-shadow:0 8px 18px rgba(18,93,168,.2);
    }
    .top-actions{display:flex;align-items:center;gap:18px}
    .trend{font-size:12px;color:var(--muted);white-space:nowrap}
    .trend b{color:var(--blue-700);font-weight:700;margin-left:5px}
    .search{
      height:38px;
      width:190px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:0 13px;
      background:var(--ice);
      border:1px solid var(--line);
      border-radius:999px;
      color:var(--muted);
    }
    .search input{
      border:0;
      background:transparent;
      outline:0;
      width:100%;
      font-size:13px;
      color:var(--ink);
    }
    .nav-row{border-top:1px solid #edf3f7}
    .nav-inner{
      display:flex;
      align-items:center;
      gap:5px;
      min-height:47px;
      overflow-x:auto;
      scrollbar-width:none;
    }
    .nav-inner::-webkit-scrollbar{display:none}
    .nav-link{
      position:relative;
      display:flex;
      align-items:center;
      height:47px;
      padding:0 14px;
      color:#52647a;
      font-size:14px;
      font-weight:600;
      white-space:nowrap;
      transition:.2s;
    }
    .nav-link:after{
      content:"";
      position:absolute;
      left:14px;
      right:14px;
      bottom:0;
      height:3px;
      border-radius:3px 3px 0 0;
      background:var(--blue-600);
      transform:scaleX(0);
      transition:.2s;
    }
    .nav-link:hover,.nav-link.active{color:var(--blue-700)}
    .nav-link.active:after,.nav-link:hover:after{transform:scaleX(1)}

    .page-banner{
      position:relative;
      overflow:hidden;
      color:#fff;
      background:var(--blue-950) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
    }
    .page-banner:before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(100deg,rgba(4,22,49,.97),rgba(7,48,91,.78) 57%,rgba(7,27,56,.36));
    }
    .page-banner:after{
      content:"";
      position:absolute;
      width:430px;
      height:430px;
      right:-130px;
      top:-220px;
      border:1px solid rgba(98,212,229,.3);
      border-radius:50%;
      box-shadow:0 0 0 34px rgba(98,212,229,.06),0 0 0 70px rgba(98,212,229,.04);
    }
    .banner-inner{
      position:relative;
      z-index:1;
      min-height:400px;
      display:grid;
      grid-template-columns:1.12fr .88fr;
      gap:60px;
      align-items:center;
      padding:64px 0;
    }
    .banner-copy{max-width:680px}
    .banner-copy .eyebrow{color:#7edceb}
    .banner-copy h1{
      font-size:clamp(38px,5.5vw,68px);
      line-height:1.08;
      letter-spacing:-.065em;
      margin:16px 0 20px;
    }
    .banner-copy h1 span{color:#69d7e8}
    .banner-copy p{color:#c9d9e9;font-size:17px;line-height:1.9;max-width:650px}
    .banner-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:29px}
    .join-panel{
      justify-self:end;
      width:min(100%,430px);
      padding:22px;
      border:1px solid rgba(255,255,255,.2);
      border-radius:25px;
      background:rgba(255,255,255,.11);
      backdrop-filter:blur(16px);
      box-shadow:var(--shadow-lg);
    }
    .join-head{display:flex;justify-content:space-between;align-items:center;color:#d5e8f2;font-size:13px;margin-bottom:16px}
    .live-dot{display:inline-flex;align-items:center;gap:7px;color:#8de5d2}
    .live-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:#47d6a6;box-shadow:0 0 0 5px rgba(71,214,166,.14)}
    .group-card{background:#fff;border-radius:18px;padding:20px;color:var(--ink)}
    .group-card h3{font-size:18px;margin-bottom:3px}
    .group-card p{font-size:12px;color:var(--muted)}
    .progress{height:8px;background:#e9f0f5;border-radius:99px;margin:19px 0 12px;overflow:hidden}
    .progress i{display:block;height:100%;width:78%;background:linear-gradient(90deg,var(--blue-600),var(--cyan));border-radius:inherit}
    .people{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted)}
    .people strong{font-size:18px;color:var(--blue-800)}
    .group-actions{display:flex;gap:9px;margin-top:18px}
    .group-actions .btn{flex:1;min-height:42px;padding:0 12px;font-size:13px}

    .intro{background:#fff}
    .intro-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:65px;align-items:start}
    .intro-title h2{font-size:clamp(28px,3.5vw,46px);line-height:1.2;letter-spacing:-.05em;margin-top:14px}
    .intro-title .number{
      display:block;
      color:var(--cyan);
      font-size:70px;
      line-height:.8;
      font-weight:900;
      letter-spacing:-.08em;
      margin-bottom:22px;
    }
    .intro-copy{font-size:17px;color:var(--muted);line-height:2}
    .intro-copy p+p{margin-top:17px}
    .inline-note{
      margin-top:28px;
      padding:17px 20px;
      border-left:3px solid var(--cyan);
      background:var(--sky);
      color:var(--blue-800);
      font-weight:600;
      border-radius:0 14px 14px 0;
    }

    .feature-zone{background:var(--ice)}
    .feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .feature-large{
      min-height:440px;
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-xl);
      background:var(--blue-900);
      color:#fff;
      padding:37px;
      display:flex;
      flex-direction:column;
      justify-content:end;
      isolation:isolate;
    }
    .feature-large:before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(0deg,rgba(4,24,52,.98),rgba(4,24,52,.12) 75%),url("/assets/images/coverpic/cover-10.webp") center/cover;
      z-index:-1;
      transition:transform .5s var(--ease);
    }
    .feature-large:hover:before{transform:scale(1.05)}
    .feature-large h3{font-size:30px;line-height:1.3;max-width:520px}
    .feature-large p{color:#d1e2ee;max-width:540px;margin:12px 0 20px}
    .feature-side{display:grid;gap:22px}
    .mini-feature{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      padding:26px;
      box-shadow:var(--shadow-sm);
      transition:.25s var(--ease);
    }
    .mini-feature:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
    .icon-box{
      width:44px;height:44px;border-radius:14px;
      display:grid;place-items:center;
      background:var(--sky);color:var(--blue-700);
      font-weight:900;font-size:19px;margin-bottom:18px;
    }
    .mini-feature h3{font-size:20px;margin-bottom:8px}
    .mini-feature p{color:var(--muted);font-size:14px}

    .data-section{background:#fff}
    .data-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:60px;align-items:center}
    .data-copy h2{font-size:clamp(28px,3.4vw,44px);line-height:1.2;letter-spacing:-.05em;margin:14px 0 18px}
    .data-copy p{color:var(--muted);font-size:16px;line-height:1.9}
    .metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .metric{
      padding:25px;
      border:1px solid var(--line);
      border-radius:18px;
      background:var(--ice);
    }
    .metric:nth-child(2){background:var(--blue-950);color:#fff}
    .metric:nth-child(3){background:#fdf7e9}
    .metric:nth-child(4){background:#edf9f5}
    .metric strong{display:block;font-size:37px;line-height:1.1;letter-spacing:-.06em}
    .metric span{display:block;color:var(--muted);font-size:13px;margin-top:9px}
    .metric:nth-child(2) span{color:#bcd3e5}
    .metric small{display:block;margin-top:12px;font-size:12px;color:var(--muted)}

    .scene-section{background:var(--sky)}
    .scene-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:50px;align-items:center}
    .scene-image{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-md)}
    .scene-image img{width:100%;height:430px;object-fit:cover}
    .image-label{
      position:absolute;left:20px;bottom:20px;
      padding:9px 14px;border-radius:999px;
      background:rgba(7,27,56,.82);color:#fff;font-size:12px;
      backdrop-filter:blur(8px);
    }
    .scene-copy h2{font-size:clamp(28px,3.3vw,43px);line-height:1.2;letter-spacing:-.05em;margin:14px 0 18px}
    .scene-copy>p{color:var(--muted);font-size:16px;line-height:1.9}
    .scene-list{display:grid;gap:12px;margin-top:25px}
    .scene-list li{
      list-style:none;
      display:grid;
      grid-template-columns:34px 1fr;
      gap:13px;
      align-items:start;
      padding:14px 0;
      border-bottom:1px solid rgba(18,61,120,.12);
    }
    .scene-list b{
      width:30px;height:30px;border-radius:10px;
      display:grid;place-items:center;background:#fff;color:var(--blue-700);
      font-size:13px;
    }
    .scene-list strong{display:block;font-size:15px}
    .scene-list span{display:block;color:var(--muted);font-size:13px;margin-top:3px}

    .process-section{background:var(--ice)}
    .process-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}
    .process-card{
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:#fff;
      padding:30px;
      box-shadow:var(--shadow-sm);
    }
    .process-card h3{font-size:22px;margin-bottom:22px}
    .process-row{display:grid;grid-template-columns:36px 1fr;gap:15px;padding:14px 0;border-bottom:1px dashed #d7e4ed}
    .process-row:last-child{border-bottom:0}
    .process-num{
      width:30px;height:30px;border-radius:50%;
      background:var(--blue-700);color:#fff;
      display:grid;place-items:center;font-weight:800;font-size:12px;
    }
    .process-row strong{display:block}
    .process-row p{font-size:13px;color:var(--muted);margin-top:3px}
    .process-aside{
      border-radius:var(--radius-lg);
      padding:32px;
      color:#fff;
      background:linear-gradient(135deg,var(--blue-800),var(--blue-950));
      position:relative;
      overflow:hidden;
    }
    .process-aside:after{
      content:"";
      position:absolute;width:220px;height:220px;border:1px solid rgba(255,255,255,.15);
      border-radius:50%;right:-60px;bottom:-100px;
      box-shadow:0 0 0 28px rgba(255,255,255,.04),0 0 0 60px rgba(255,255,255,.03);
    }
    .process-aside h3{font-size:25px;line-height:1.35;max-width:340px}
    .process-aside p{color:#c6d9e9;margin:15px 0 25px;max-width:410px}
    .tag-row{display:flex;flex-wrap:wrap;gap:9px;position:relative;z-index:1}
    .tag{display:inline-flex;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.11);color:#d8edf4;font-size:12px}

    .tools-section{background:#fff}
    .tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .tool-card{padding:26px;border:1px solid var(--line);border-radius:18px;background:#fff;transition:.25s var(--ease)}
    .tool-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#b9d8eb}
    .tool-card:nth-child(2){margin-top:25px}
    .tool-card:nth-child(3){margin-top:50px}
    .tool-card img{height:150px;width:100%;object-fit:cover;border-radius:13px;margin-bottom:20px}
    .tool-card h3{font-size:19px;margin-bottom:8px}
    .tool-card p{color:var(--muted);font-size:14px}
    .tool-card a{display:inline-flex;color:var(--blue-700);font-size:13px;font-weight:700;margin-top:17px}

    .trust-section{background:var(--ice)}
    .trust-layout{display:grid;grid-template-columns:1fr 1.3fr;gap:70px;align-items:center}
    .trust-copy h2{font-size:clamp(27px,3.1vw,40px);line-height:1.24;letter-spacing:-.045em;margin:13px 0 18px}
    .trust-copy p{color:var(--muted);font-size:16px;line-height:1.95}
    .quote-box{
      position:relative;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      padding:38px 42px;
      box-shadow:var(--shadow-sm);
    }
    .quote-mark{color:var(--cyan);font-size:58px;line-height:.7;font-family:Georgia,serif}
    .quote-box blockquote{font-size:20px;line-height:1.7;font-weight:700;margin:18px 0 22px}
    .quote-user{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px}
    .quote-avatar{
      width:35px;height:35px;border-radius:50%;display:inline-grid;place-items:center;
      color:#fff;background:linear-gradient(135deg,var(--blue-600),var(--cyan));font-weight:800;
    }

    .faq-section{background:#fff}
    .faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
    .faq-intro h2{font-size:clamp(28px,3.3vw,43px);line-height:1.2;letter-spacing:-.05em;margin:14px 0 17px}
    .faq-intro p{color:var(--muted);line-height:1.9}
    .faq-list{display:grid;gap:12px}
    details{border:1px solid var(--line);border-radius:15px;background:var(--ice);padding:0 20px;transition:.2s}
    details[open]{background:#fff;border-color:#b9d8eb;box-shadow:var(--shadow-sm)}
    summary{cursor:pointer;list-style:none;padding:19px 0;font-weight:700;display:flex;justify-content:space-between;gap:20px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";color:var(--blue-600);font-size:21px;line-height:1}
    details[open] summary:after{content:"－"}
    details p{color:var(--muted);font-size:14px;padding:0 0 19px;line-height:1.85}

    .cta-section{padding:78px 0;background:var(--blue-950)}
    .cta-box{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:40px;
      padding:45px 52px;
      border:1px solid rgba(255,255,255,.13);
      border-radius:var(--radius-xl);
      background:linear-gradient(105deg,rgba(18,93,168,.65),rgba(7,27,56,.5));
      overflow:hidden;
      position:relative;
    }
    .cta-box:after{
      content:"";
      position:absolute;
      width:330px;height:330px;
      border-radius:50%;
      border:1px solid rgba(98,212,229,.22);
      right:5%;top:-230px;
      box-shadow:0 0 0 30px rgba(98,212,229,.05),0 0 0 65px rgba(98,212,229,.035);
    }
    .cta-copy{position:relative;z-index:1}
    .cta-copy .eyebrow{color:#7edceb}
    .cta-copy h2{font-size:clamp(27px,3vw,42px);line-height:1.25;color:#fff;margin-top:12px}
    .cta-copy p{color:#c4d9e8;margin-top:12px;max-width:620px}
    .cta-actions{display:flex;gap:10px;flex-wrap:wrap;position:relative;z-index:1}
    .cta-actions .btn-light{min-width:130px}

    footer{
      display:flex;
      align-items:center;
      gap:12px;
      min-height:86px;
      padding:20px max(22px,calc((100% - 1180px)/2));
      background:#06172f;
      color:#a9bfd1;
      font-size:13px;
      flex-wrap:wrap;
    }
    footer .quote-avatar{width:30px;height:30px;font-size:12px}
    .footer-main{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
    .footer-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-left:auto}
    .footer-links a{color:#c9dce9;transition:.2s}
    .footer-links a:hover{color:#72d8e7}
    .footer-records{width:100%;padding-left:42px;color:#718ca4;font-size:12px}
    .footer-records span{margin-right:20px}

    @media(max-width:1024px){
      .trend{display:none}
      .hero-grid,.banner-inner{gap:35px}
      .section{padding:72px 0}
      .intro-layout,.data-layout,.scene-layout,.trust-layout,.faq-layout{gap:40px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,600px)}
      .brand-row{height:62px}
      .top-actions .search{display:none}
      .top-actions .btn{min-height:38px;padding:0 15px;font-size:13px}
      .brand{font-size:20px}
      .brand-mark{width:33px;height:33px}
      .hero-grid,.banner-inner,.intro-layout,.data-layout,.scene-layout,.process-wrap,.trust-layout,.faq-layout{grid-template-columns:1fr}
      .hero{min-height:auto}
      .hero-content{padding:70px 0}
      .hero-panel,.join-panel{justify-self:stretch;width:100%;max-width:none}
      .banner-inner{padding:58px 0}
      .banner-copy h1{font-size:46px}
      .section-head{display:block;margin-bottom:28px}
      .section-head p{margin-top:14px}
      .feature-grid{grid-template-columns:1fr}
      .feature-large{min-height:390px}
      .tool-card:nth-child(2),.tool-card:nth-child(3){margin-top:0}
      .tools-grid{grid-template-columns:1fr 1fr}
      .scene-image img{height:340px}
      .cta-box{display:block;padding:34px 27px}
      .cta-actions{margin-top:24px}
      .footer-links{margin-left:0}
      .footer-records{padding-left:0}
    }
    @media(max-width:520px){
      body{font-size:14px}
      .container{width:calc(100% - 28px)}
      .nav-link{padding:0 11px}
      .nav-link:after{left:11px;right:11px}
      .brand-row .btn{display:none}
      .banner-copy h1{font-size:39px}
      .banner-copy p{font-size:15px}
      .hero h1{font-size:43px}
      .hero-copy{font-size:15px}
      .hero-stats{gap:15px}
      .hero-stat{padding-left:11px}
      .feature-large{padding:26px;min-height:350px}
      .feature-large h3{font-size:25px}
      .metric-grid,.tools-grid{grid-template-columns:1fr}
      .scene-image img{height:260px}
      .quote-box{padding:28px 24px}
      .quote-box blockquote{font-size:18px}
      .cta-actions .btn{width:100%}
      footer{padding:20px 14px}
      .footer-main{align-items:flex-start}
    }