/* roulang page: index */
:root{
      --primary:#25164D;
      --primary-2:#2B1B5F;
      --deep:#0F0B1D;
      --cyan:#21D6A0;
      --cyan-soft:rgba(33,214,160,.14);
      --orange:#FFB14A;
      --paper:#F7F6FA;
      --paper-2:#ECE8F6;
      --white:#FFFFFF;
      --text:#1E1733;
      --muted:#6D6681;
      --muted-2:#A7A0BA;
      --line:#E2DDEF;
      --dark-line:rgba(255,255,255,.14);
      --shadow:0 18px 45px rgba(31,22,70,.12);
      --shadow-strong:0 24px 70px rgba(15,11,29,.28);
      --radius:22px;
      --radius-lg:30px;
      --radius-sm:14px;
      --container:1200px;
      --ease:.22s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:var(--paper);
      line-height:1.78;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{border:0;cursor:pointer;background:none;color:inherit}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .skip-link{position:absolute;left:-999px;top:12px;background:var(--cyan);color:var(--deep);padding:10px 14px;border-radius:999px;z-index:9999;font-weight:800}
    .skip-link:focus{left:16px;outline:3px solid rgba(33,214,160,.35)}
    .site-header{
      position:sticky;top:0;z-index:1000;
      background:rgba(15,11,29,.88);
      border-bottom:1px solid rgba(255,255,255,.1);
      backdrop-filter:blur(14px);
    }
    .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;min-width:250px;color:var(--white)}
    .brand-mark{
      width:44px;height:44px;border-radius:15px;
      display:grid;place-items:center;
      background:linear-gradient(135deg,var(--primary),#3A2482 62%,rgba(33,214,160,.9));
      box-shadow:0 12px 26px rgba(33,214,160,.2);
      font-size:13px;font-weight:900;letter-spacing:.5px;
      position:relative;
    }
    .brand-mark:after{content:"";position:absolute;right:7px;top:7px;width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(33,214,160,.18)}
    .brand-text strong{display:block;font-size:18px;line-height:1.2;letter-spacing:.2px}
    .brand-text span{display:block;margin-top:3px;font-size:12px;color:var(--muted-2)}
    .nav-menu{display:flex;align-items:center;gap:6px;list-style:none}
    .nav-menu a{display:inline-flex;align-items:center;height:40px;padding:0 16px;border-radius:999px;color:rgba(255,255,255,.76);font-weight:700;font-size:14px}
    .nav-menu a:hover,.nav-menu a.active{color:var(--deep);background:var(--cyan)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:46px;padding:0 20px;border-radius:999px;
      font-weight:800;letter-spacing:.1px;border:1px solid transparent;
      transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
      white-space:nowrap;
    }
    .btn-primary{color:var(--white);background:linear-gradient(135deg,var(--primary) 0%,#39237E 70%,#178F75 100%);box-shadow:0 14px 30px rgba(37,22,77,.28)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 40px rgba(33,214,160,.22),0 16px 34px rgba(37,22,77,.24);border-color:rgba(33,214,160,.55)}
    .btn-secondary{color:var(--white);border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.06)}
    .btn-secondary:hover{background:rgba(236,232,246,.14);border-color:rgba(33,214,160,.52);transform:translateY(-2px)}
    .btn-light{color:var(--primary);background:var(--white);box-shadow:0 14px 30px rgba(31,22,70,.1)}
    .btn-light:hover{color:var(--deep);transform:translateY(-2px);box-shadow:0 18px 42px rgba(31,22,70,.16)}
    .menu-toggle{display:none;width:46px;height:46px;border-radius:14px;border:1px solid rgba(255,255,255,.16);color:var(--white);background:rgba(255,255,255,.06)}
    .menu-toggle span{display:block;width:20px;height:2px;background:currentColor;margin:5px auto;border-radius:2px;transition:var(--ease)}
    .hero{
      position:relative;min-height:760px;color:var(--white);overflow:hidden;
      background:
        linear-gradient(115deg,rgba(15,11,29,.96),rgba(37,22,77,.9) 48%,rgba(15,11,29,.78)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    }
    .hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(to bottom,#000,transparent 92%);opacity:.62}
    .hero:after{content:"";position:absolute;right:-160px;top:90px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(33,214,160,.22),transparent 64%);filter:blur(6px)}
    .hero-inner{position:relative;z-index:1;padding:104px 0 78px;display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;padding:7px 12px;border-radius:999px;background:rgba(33,214,160,.13);border:1px solid rgba(33,214,160,.32);color:#D8FFF2;font-size:13px;font-weight:800}
    .eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 6px rgba(33,214,160,.12)}
    h1{margin-top:22px;font-size:clamp(34px,4.2vw,54px);line-height:1.12;letter-spacing:-.8px;font-weight:900;max-width:760px}
    .hero-lead{margin-top:22px;color:rgba(255,255,255,.78);font-size:18px;line-height:1.88;max-width:650px}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
    .trust-line{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px;color:rgba(255,255,255,.78);font-size:14px}
    .trust-line span{padding:8px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.055)}
    .hero-board{position:relative;padding:18px;border:1px solid rgba(255,255,255,.14);border-radius:34px;background:linear-gradient(180deg,rgba(255,255,255,.13),rgba(255,255,255,.06));box-shadow:var(--shadow-strong)}
    .board-top{border-radius:24px;overflow:hidden;position:relative;border:1px solid rgba(255,255,255,.12)}
    .board-top img{width:100%;height:240px;object-fit:cover;filter:saturate(1.08) contrast(1.03)}
    .board-top:after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(15,11,29,.72),transparent 62%)}
    .board-caption{position:absolute;left:20px;right:20px;bottom:18px;z-index:1}
    .board-caption strong{display:block;font-size:22px;line-height:1.28}
    .board-caption p{margin-top:6px;color:rgba(255,255,255,.75);font-size:14px}
    .route-panel{margin-top:16px;display:grid;gap:12px}
    .route-item{display:grid;grid-template-columns:44px 1fr auto;gap:12px;align-items:center;padding:14px;border-radius:18px;background:rgba(15,11,29,.45);border:1px solid rgba(255,255,255,.1)}
    .route-no{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:rgba(33,214,160,.13);color:var(--cyan);font-weight:900}
    .route-item strong{display:block;font-size:15px}.route-item span{display:block;font-size:13px;color:rgba(255,255,255,.62)}
    .status-dot{width:10px;height:10px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 6px rgba(33,214,160,.12)}
    .quick-strip{position:relative;z-index:2;margin-top:-52px}
    .quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:16px;border-radius:28px;background:var(--white);box-shadow:var(--shadow);border:1px solid var(--line)}
    .quick-card{display:flex;gap:12px;align-items:flex-start;padding:18px;border-radius:20px;background:linear-gradient(180deg,#fff,var(--paper));border:1px solid transparent}
    .quick-card:hover{border-color:rgba(33,214,160,.35);transform:translateY(-3px);box-shadow:0 14px 30px rgba(31,22,70,.09)}
    .icon{flex:0 0 42px;width:42px;height:42px;border-radius:15px;display:grid;place-items:center;background:var(--cyan-soft);color:var(--primary);font-weight:900}
    .quick-card strong{display:block;font-size:16px}.quick-card p{font-size:13px;color:var(--muted);line-height:1.55;margin-top:2px}
    main{background:var(--paper)}
    .section{padding:88px 0}.section.compact{padding:68px 0}.section-white{background:var(--white)}
    .section-dark{background:var(--deep);color:var(--white);position:relative;overflow:hidden}
    .section-dark:before{content:"";position:absolute;inset:auto -120px -260px auto;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(33,214,160,.16),transparent 70%)}
    .section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:28px;margin-bottom:34px}
    .section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:900;font-size:13px;letter-spacing:.5px}
    .section-kicker:before{content:"";width:24px;height:2px;background:var(--cyan);border-radius:2px}
    .section-dark .section-kicker{color:var(--cyan)}
    h2{font-size:clamp(26px,3vw,36px);line-height:1.25;letter-spacing:-.4px;margin-top:8px;font-weight:900}
    .section-desc{max-width:560px;color:var(--muted);font-size:15px}.section-dark .section-desc{color:rgba(255,255,255,.68)}
    .overview{display:grid;grid-template-columns:1fr .86fr;gap:30px;align-items:start}
    .info-stack{display:grid;gap:18px}
    .info-block{padding:26px;border-radius:var(--radius);background:var(--white);border:1px solid var(--line);box-shadow:0 12px 30px rgba(31,22,70,.06)}
    .info-block:nth-child(2){transform:translateX(34px)}
    .info-block:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .info-block:nth-child(2):hover{transform:translate(34px,-3px)}
    .info-block .tag,.tag{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:#EEEAF8;color:var(--primary);font-size:12px;font-weight:900}
    .tag.orange{background:rgba(255,177,74,.16);color:#8A5100}.tag.green{background:var(--cyan-soft);color:#08765B}
    .info-block h3{font-size:22px;line-height:1.3;margin:12px 0 8px}.info-block p{color:var(--muted)}
    .flow-card{padding:26px;border-radius:var(--radius-lg);background:linear-gradient(145deg,var(--primary),#171029);color:var(--white);box-shadow:var(--shadow-strong);position:sticky;top:104px;border:1px solid rgba(255,255,255,.12)}
    .flow-card img{height:190px;width:100%;object-fit:cover;border-radius:22px;margin-bottom:18px;opacity:.88}
    .flow-steps{display:grid;gap:12px;margin-top:18px}
    .flow-step{display:flex;gap:12px;align-items:flex-start;padding:14px;border-radius:18px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1)}
    .flow-step b{width:30px;height:30px;border-radius:10px;display:grid;place-items:center;background:var(--cyan);color:var(--deep);font-size:13px;flex:0 0 30px}.flow-step span{color:rgba(255,255,255,.72);font-size:14px}
    .safety-panel{position:relative;display:grid;grid-template-columns:.72fr 1.28fr;gap:28px;align-items:center;padding:34px;border-radius:32px;background:linear-gradient(135deg,#160F2C,#25164D);border:1px solid rgba(255,255,255,.13);box-shadow:var(--shadow-strong)}
    .safety-panel h2{margin-top:12px}.safety-panel p{color:rgba(255,255,255,.72);margin-top:14px}
    .safety-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .safety-item{padding:18px;border-radius:20px;background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.1)}
    .safety-item strong{display:flex;align-items:center;gap:8px;font-size:17px}.safety-item strong:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--cyan)}
    .safety-item p{font-size:14px;margin-top:8px;color:rgba(255,255,255,.66)}
    .feature-mosaic{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .feature-cover{position:relative;min-height:430px;border-radius:30px;overflow:hidden;color:var(--white);box-shadow:var(--shadow)}
    .feature-cover img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.feature-cover:after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(15,11,29,.84),rgba(15,11,29,.12))}
    .feature-content{position:absolute;z-index:1;left:28px;right:28px;bottom:28px}.feature-content h3{font-size:28px;line-height:1.25;margin:14px 0 8px}.feature-content p{color:rgba(255,255,255,.76)}
    .news-ladder{display:grid;gap:16px}.news-card{display:grid;grid-template-columns:96px 1fr;gap:16px;align-items:center;padding:18px;border-radius:22px;background:var(--white);border:1px solid var(--line);box-shadow:0 12px 28px rgba(31,22,70,.06)}
    .news-card:nth-child(2){margin-left:34px}.news-card:nth-child(3){margin-left:68px}
    .news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(33,214,160,.34)}
    .news-card:hover h3{color:#0A8B6C}.news-card img{width:96px;height:86px;border-radius:16px;object-fit:cover;transition:transform var(--ease)}.news-card:hover img{transform:scale(1.03)}
    .news-card h3{font-size:18px;line-height:1.35;margin:8px 0 4px;transition:color var(--ease)}.news-card p{color:var(--muted);font-size:14px;line-height:1.55}.meta{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:12px;color:var(--muted)}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;border:1px solid var(--line);border-radius:28px;background:var(--white);overflow:hidden;box-shadow:var(--shadow)}
    .timeline-item{padding:30px 24px;position:relative;border-right:1px solid var(--line)}.timeline-item:last-child{border-right:0}
    .timeline-no{width:46px;height:46px;border-radius:16px;display:grid;place-items:center;background:var(--primary);color:var(--white);font-weight:900;margin-bottom:18px;box-shadow:0 12px 26px rgba(37,22,77,.22)}
    .timeline-item h3{font-size:20px;margin-bottom:8px}.timeline-item p{color:var(--muted);font-size:14px}.timeline-item:hover{background:linear-gradient(180deg,#fff,#F2FFFb)}.timeline-item:hover .timeline-no{background:var(--cyan);color:var(--deep)}
    .proof-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:22px;align-items:stretch}.proof-card{padding:28px;border-radius:28px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12)}
    .proof-card h3{font-size:24px;margin-bottom:10px}.proof-card p{color:rgba(255,255,255,.68)}
    .proof-list{display:grid;gap:14px}.proof-row{display:grid;grid-template-columns:auto 1fr;gap:14px;padding:18px;border-radius:20px;background:rgba(255,255,255,.065);border:1px solid rgba(255,255,255,.1)}
    .proof-row b{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:rgba(255,177,74,.18);color:var(--orange)}.proof-row span{color:rgba(255,255,255,.7);font-size:14px}.proof-row strong{display:block;margin-bottom:2px}
    .faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;align-items:start}.faq-note{padding:28px;border-radius:28px;background:linear-gradient(180deg,#fff,var(--paper-2));border:1px solid var(--line);box-shadow:0 12px 30px rgba(31,22,70,.06)}
    .faq-list{display:grid;gap:12px}.faq-item{border:1px solid var(--line);border-radius:20px;background:var(--white);overflow:hidden;box-shadow:0 8px 22px rgba(31,22,70,.045)}
    .faq-question{width:100%;min-height:58px;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;font-weight:900}.faq-question:hover{color:#0A8B6C}.faq-question:focus{outline:3px solid rgba(33,214,160,.25);outline-offset:-3px}.faq-question:after{content:"+";font-size:24px;color:var(--primary)}
    .faq-item.open .faq-question:after{content:"−"}.faq-answer{display:none;padding:0 18px 18px;color:var(--muted);font-size:15px}.faq-item.open .faq-answer{display:block}
    .contact-panel{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px;padding:34px;border-radius:34px;background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow)}
    .contact-side{border-radius:26px;padding:28px;color:var(--white);background:linear-gradient(145deg,var(--primary),#171029);display:flex;flex-direction:column;justify-content:space-between;min-height:360px}
    .contact-side p{color:rgba(255,255,255,.72);margin-top:14px}.contact-tips{display:grid;gap:10px;margin-top:26px}.contact-tips span{display:flex;gap:8px;align-items:center;font-size:14px;color:rgba(255,255,255,.78)}.contact-tips span:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--cyan)}
    .feedback-form{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.field.full{grid-column:1/-1}.field label{display:block;font-size:13px;color:var(--muted);font-weight:800;margin-bottom:7px}.field input,.field select,.field textarea{width:100%;min-height:50px;border:1px solid var(--line);border-radius:15px;background:#FBFAFD;padding:0 14px;color:var(--text);outline:none;transition:border-color var(--ease),box-shadow var(--ease),background var(--ease)}.field textarea{min-height:118px;resize:vertical;padding-top:12px}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--cyan);box-shadow:0 0 0 4px rgba(33,214,160,.13);background:#fff}.form-tip{grid-column:1/-1;color:#8A5100;background:rgba(255,177,74,.13);border:1px solid rgba(255,177,74,.28);border-radius:14px;padding:10px 12px;font-size:13px}.feedback-form .btn{grid-column:1/-1;width:max-content}
    .cta-band{position:relative;overflow:hidden;border-radius:34px;padding:42px;background:linear-gradient(135deg,var(--primary),#352073 54%,#0E8E71);color:var(--white);display:flex;align-items:center;justify-content:space-between;gap:24px;box-shadow:var(--shadow-strong)}
    .cta-band:before{content:"";position:absolute;right:-80px;top:-120px;width:310px;height:310px;border-radius:50%;background:rgba(255,255,255,.12)}.cta-band h2{margin:0}.cta-band p{color:rgba(255,255,255,.74);margin-top:8px;max-width:680px}.cta-band>*{position:relative;z-index:1}
    .site-footer{background:#0B0717;color:var(--white);padding:58px 0 24px}.footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:34px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.11)}.footer-brand{display:flex;gap:12px;align-items:center;margin-bottom:14px}.footer-brand .brand-mark{flex:0 0 44px}.footer-grid p{color:rgba(255,255,255,.64);font-size:14px;max-width:410px}.footer-col h3{font-size:16px;margin-bottom:12px}.footer-links{display:grid;gap:9px}.footer-links a{color:rgba(255,255,255,.66);font-size:14px}.footer-links a:hover{color:var(--cyan);transform:translateX(3px)}.copyright{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;padding-top:22px;color:rgba(255,255,255,.52);font-size:13px}
    @media (max-width:1024px){
      .container{width:min(100% - 36px,var(--container))}.nav-menu{gap:2px}.nav-menu a{padding:0 11px}.nav-actions .btn{display:none}.hero-inner{grid-template-columns:1fr;gap:34px;padding-top:78px}.hero{min-height:auto}.quick-grid{grid-template-columns:repeat(2,1fr)}.overview,.feature-mosaic,.proof-grid,.faq-wrap,.contact-panel{grid-template-columns:1fr}.flow-card{position:relative;top:auto}.info-block:nth-child(2),.info-block:nth-child(2):hover{transform:none}.timeline{grid-template-columns:repeat(2,1fr)}.timeline-item:nth-child(2){border-right:0}.timeline-item{border-bottom:1px solid var(--line)}.timeline-item:nth-child(n+3){border-bottom:0}.safety-panel{grid-template-columns:1fr}.news-card:nth-child(2),.news-card:nth-child(3){margin-left:0}.footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:767px){
      body{font-size:15px}.container{width:min(100% - 28px,var(--container))}.nav-wrap{height:70px}.brand{min-width:0}.brand-text strong{font-size:16px}.brand-text span{display:none}.menu-toggle{display:block}.nav-menu{position:absolute;left:14px;right:14px;top:78px;display:none;flex-direction:column;align-items:stretch;padding:14px;border-radius:22px;background:rgba(15,11,29,.97);border:1px solid rgba(255,255,255,.12);box-shadow:var(--shadow-strong)}.nav-menu.open{display:flex}.nav-menu a{height:46px;justify-content:center}.hero-inner{padding:58px 0 82px}.hero-lead{font-size:16px}.hero-actions .btn{width:100%}.trust-line span{width:100%}.hero-board{padding:12px;border-radius:24px}.board-top img{height:188px}.route-item{grid-template-columns:38px 1fr auto}.route-no{width:38px;height:38px}.quick-strip{margin-top:-38px}.quick-grid{grid-template-columns:1fr;padding:12px;border-radius:22px}.section{padding:58px 0}.section.compact{padding:48px 0}.section-head{display:block}.section-desc{margin-top:12px}.safety-list{grid-template-columns:1fr}.feature-cover{min-height:360px}.news-card{grid-template-columns:82px 1fr;padding:14px}.news-card img{width:82px;height:78px}.timeline{grid-template-columns:1fr}.timeline-item,.timeline-item:nth-child(2),.timeline-item:nth-child(n+3){border-right:0;border-bottom:1px solid var(--line)}.timeline-item:last-child{border-bottom:0}.feedback-form{grid-template-columns:1fr}.feedback-form .btn{width:100%}.cta-band{display:block;padding:30px}.cta-band .btn{margin-top:20px;width:100%}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-top:8px}
    }
    @media (max-width:520px){
      .brand-mark{width:40px;height:40px;border-radius:13px}.hero{background-position:center}.board-caption strong{font-size:19px}.quick-card{padding:15px}.safety-panel,.contact-panel{padding:20px;border-radius:24px}.contact-side{padding:22px;min-height:auto}.feature-content{left:20px;right:20px;bottom:22px}.feature-content h3{font-size:23px}.news-card{grid-template-columns:1fr}.news-card img{width:100%;height:150px}.faq-question{font-size:15px}.footer-grid{gap:24px}
    }

/* roulang page: category1 */
:root{
      --primary:#25164D;
      --primary-2:#2B1B5F;
      --ink:#17132A;
      --muted:#676079;
      --weak:#8A8399;
      --accent:#21D6A0;
      --accent-2:#7FFFE0;
      --warn:#FFB14A;
      --dark:#0F0B1D;
      --paper:#F7F6FA;
      --soft:#ECE8F6;
      --line:#E2DDEF;
      --white:#FFFFFF;
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:28px;
      --shadow:0 16px 44px rgba(31,22,70,.12);
      --shadow-deep:0 24px 60px rgba(7,5,18,.32);
      --container:1200px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.78;font-size:16px;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer;border:0;background:none}
    .container{width:min(100% - 48px,var(--container));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:60;background:rgba(15,11,29,.86);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}
    .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand,.footer-brand{display:flex;align-items:center;gap:12px;min-width:max-content}
    .brand-mark{width:46px;height:46px;border-radius:15px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--accent),#7357FF 72%,var(--primary));color:#fff;font-weight:800;letter-spacing:.5px;box-shadow:0 10px 24px rgba(33,214,160,.22)}
    .brand-text{display:flex;flex-direction:column;line-height:1.25;color:#fff}
    .brand-text strong{font-size:18px;letter-spacing:.2px}
    .brand-text span{font-size:12px;color:rgba(255,255,255,.66);margin-top:2px}
    nav{display:flex;align-items:center;margin-left:auto}
    .nav-menu{display:flex;align-items:center;gap:8px;list-style:none}
    .nav-menu a{display:inline-flex;align-items:center;height:42px;padding:0 16px;border-radius:999px;color:rgba(255,255,255,.78);font-size:15px;font-weight:600}
    .nav-menu a:hover,.nav-menu a.active{background:rgba(33,214,160,.14);color:#fff;box-shadow:inset 0 0 0 1px rgba(33,214,160,.34)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:999px;font-weight:700;letter-spacing:.1px;transition:var(--ease);white-space:nowrap;border:1px solid transparent}
    .btn-primary{background:linear-gradient(135deg,var(--primary),#3F2B82 62%,rgba(33,214,160,.92));color:#fff;box-shadow:0 14px 28px rgba(37,22,77,.28)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(33,214,160,.26);border-color:rgba(127,255,224,.55)}
    .btn-secondary{background:#fff;color:var(--primary);border-color:var(--line)}
    .btn-secondary:hover{background:var(--soft);transform:translateY(-2px);box-shadow:var(--shadow)}
    .btn-ghost{color:var(--primary);background:rgba(43,27,95,.06);border-color:rgba(43,27,95,.14)}
    .btn-ghost:hover{background:rgba(33,214,160,.14);border-color:rgba(33,214,160,.38);color:#0b6e55}
    .menu-toggle{display:none;width:46px;height:46px;border-radius:14px;background:rgba(255,255,255,.08);align-items:center;justify-content:center;flex-direction:column;gap:5px}
    .menu-toggle span{width:20px;height:2px;border-radius:2px;background:#fff;transition:var(--ease)}
    .inner-hero{position:relative;min-height:360px;color:#fff;background:linear-gradient(130deg,rgba(15,11,29,.95),rgba(43,27,95,.9)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;overflow:hidden}
    .inner-hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(90deg,#000,transparent 86%)}
    .inner-hero:after{content:"";position:absolute;right:-120px;top:70px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(33,214,160,.28),transparent 68%);filter:blur(4px)}
    .hero-content{position:relative;z-index:1;padding:82px 0 66px;display:grid;grid-template-columns:1.35fr .65fr;gap:42px;align-items:end}
    .breadcrumb{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:rgba(255,255,255,.72);font-size:14px;margin-bottom:20px}
    .breadcrumb a:hover{color:var(--accent-2)}
    .hero-kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:rgba(33,214,160,.13);border:1px solid rgba(33,214,160,.28);color:var(--accent-2);font-weight:700;font-size:13px;margin-bottom:16px}
    .hero-kicker:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 6px rgba(33,214,160,.13)}
    h1{font-size:44px;line-height:1.16;letter-spacing:-.8px;font-weight:800;max-width:850px}
    .hero-desc{max-width:760px;color:rgba(255,255,255,.76);font-size:17px;margin-top:18px}
    .hero-panel{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);border-radius:24px;padding:22px;box-shadow:var(--shadow-deep)}
    .hero-panel strong{display:block;font-size:18px;margin-bottom:14px}
    .hero-panel ul{list-style:none;display:grid;gap:12px;color:rgba(255,255,255,.78);font-size:14px}
    .hero-panel li{display:flex;justify-content:space-between;gap:14px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.1)}
    .hero-panel li:last-child{border-bottom:0;padding-bottom:0}
    .status{color:var(--accent-2);font-weight:700}
    .section{padding:82px 0}
    .section.compact{padding:56px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .eyebrow{display:inline-flex;align-items:center;padding:7px 12px;border-radius:999px;background:rgba(33,214,160,.12);color:#0b7f61;font-size:13px;font-weight:800;margin-bottom:10px}
    h2{font-size:30px;line-height:1.25;color:var(--ink);font-weight:800;letter-spacing:-.35px}
    .section-head p{max-width:620px;color:var(--muted)}
    .filter-wrap{margin-top:-34px;position:relative;z-index:5}
    .filter-bar{background:#fff;border:1px solid var(--line);border-radius:22px;padding:14px;display:flex;gap:10px;overflow-x:auto;box-shadow:var(--shadow)}
    .filter-bar a{flex:0 0 auto;padding:10px 16px;border-radius:999px;color:var(--muted);font-weight:700;font-size:14px;background:var(--paper);border:1px solid transparent}
    .filter-bar a:hover,.filter-bar a.active{background:var(--accent);color:#082b23;border-color:rgba(33,214,160,.5)}
    .content-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:28px;align-items:start}
    .article-list{display:grid;gap:18px}
    .news-card{display:grid;grid-template-columns:220px minmax(0,1fr);gap:22px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:16px;box-shadow:0 10px 26px rgba(31,22,70,.06);transition:var(--ease);overflow:hidden}
    .news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(33,214,160,.45)}
    .news-card.featured{grid-template-columns:330px minmax(0,1fr);padding:18px;background:linear-gradient(135deg,#fff,#F3F0FA)}
    .thumb{position:relative;border-radius:18px;overflow:hidden;min-height:156px;background:var(--soft)}
    .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
    .news-card:hover .thumb img{transform:scale(1.03)}
    .thumb:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(15,11,29,.36))}
    .badge-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
    .badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:800;background:rgba(43,27,95,.08);color:var(--primary)}
    .badge.green{background:rgba(33,214,160,.14);color:#087659}
    .badge.orange{background:rgba(255,177,74,.18);color:#9a5c08}
    .date{font-size:13px;color:var(--weak)}
    .news-card h3{font-size:21px;line-height:1.35;margin-bottom:9px;color:var(--ink);transition:var(--ease);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .news-card:hover h3{color:#0b8a68}
    .news-card p{color:var(--muted);font-size:15px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
    .read-link{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:800;font-size:14px}
    .read-link:hover{color:#0b8a68;gap:12px}
    .sidebar{position:sticky;top:98px;display:grid;gap:18px}
    .side-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 10px 26px rgba(31,22,70,.06)}
    .side-card.dark{background:linear-gradient(145deg,var(--primary),#160E32);color:#fff;border-color:rgba(255,255,255,.12);box-shadow:var(--shadow-deep)}
    .side-card h3{font-size:19px;margin-bottom:14px}
    .side-card p{color:var(--muted);font-size:14px}
    .side-card.dark p{color:rgba(255,255,255,.72)}
    .hot-list{list-style:none;display:grid;gap:12px;counter-reset:item}
    .hot-list li{counter-increment:item;display:grid;grid-template-columns:28px 1fr;gap:10px;align-items:start;color:var(--muted);font-size:14px}
    .hot-list li:before{content:counter(item);width:28px;height:28px;border-radius:10px;background:var(--soft);color:var(--primary);font-weight:800;display:inline-flex;align-items:center;justify-content:center}
    .tip-list{list-style:none;display:grid;gap:12px;margin-top:12px}
    .tip-list li{display:flex;gap:10px;color:rgba(255,255,255,.82);font-size:14px}
    .tip-list li:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--accent);margin-top:9px;flex:0 0 auto}
    .quick-links{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
    .quick-links a{padding:12px;border-radius:14px;background:var(--paper);color:var(--primary);font-weight:800;font-size:13px;text-align:center;border:1px solid var(--line)}
    .quick-links a:hover{background:rgba(33,214,160,.14);border-color:rgba(33,214,160,.45)}
    .guide-strip{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
    .guide-item{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 10px 26px rgba(31,22,70,.06);position:relative;overflow:hidden}
    .guide-item:before{content:attr(data-step);position:absolute;right:18px;top:12px;font-size:42px;font-weight:900;color:rgba(43,27,95,.07);line-height:1}
    .guide-item h3{font-size:19px;margin-bottom:8px;color:var(--primary)}
    .guide-item p{color:var(--muted);font-size:15px}
    .pagination{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:30px;flex-wrap:wrap}
    .pagination a,.pagination span{min-width:42px;height:42px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;border-radius:14px;background:#fff;border:1px solid var(--line);color:var(--muted);font-weight:800}
    .pagination a:hover,.pagination span.current{background:var(--accent);color:#082b23;border-color:var(--accent)}
    .faq-zone{background:linear-gradient(180deg,#fff,var(--paper));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:34px;align-items:start}
    .faq-intro{background:var(--primary);color:#fff;border-radius:26px;padding:30px;position:relative;overflow:hidden;box-shadow:var(--shadow-deep)}
    .faq-intro:after{content:"";position:absolute;right:-70px;bottom:-70px;width:190px;height:190px;border-radius:50%;background:rgba(33,214,160,.22)}
    .faq-intro p{color:rgba(255,255,255,.75);margin-top:12px}
    .faq-list{display:grid;gap:12px}
    details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:0 18px;box-shadow:0 8px 22px rgba(31,22,70,.05)}
    summary{min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:18px;font-weight:800;color:var(--ink);cursor:pointer;list-style:none}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";width:28px;height:28px;border-radius:50%;background:var(--paper);display:inline-flex;align-items:center;justify-content:center;color:var(--primary);font-weight:900;flex:0 0 auto}
    details[open] summary:after{content:"−";background:rgba(33,214,160,.16);color:#087659}
    details p{color:var(--muted);padding:0 0 18px}
    .cta-band{position:relative;background:linear-gradient(135deg,var(--dark),var(--primary-2));color:#fff;overflow:hidden}
    .cta-band:before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;opacity:.18}
    .cta-box{position:relative;z-index:1;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;padding:44px 0}
    .cta-box h2{color:#fff;margin-bottom:8px}
    .cta-box p{color:rgba(255,255,255,.74);max-width:720px}
    .contact-card{background:#fff;border:1px solid var(--line);border-radius:26px;padding:26px;box-shadow:var(--shadow)}
    .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field.full{grid-column:1/-1}
    label{display:block;font-weight:800;color:var(--primary);font-size:14px;margin-bottom:7px}
    input,select,textarea{width:100%;min-height:50px;border:1px solid var(--line);border-radius:14px;background:#FBFAFD;padding:0 14px;color:var(--ink);outline:none;transition:var(--ease)}
    textarea{min-height:118px;padding-top:12px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(33,214,160,.14);background:#fff}
    .form-note{font-size:13px;color:var(--weak);margin-top:12px}
    .site-footer{background:#0B0718;color:#fff;padding:58px 0 26px}
    .footer-grid{display:grid;grid-template-columns:1.45fr .8fr .9fr;gap:42px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
    .site-footer p{color:rgba(255,255,255,.65);margin-top:16px;max-width:460px;font-size:14px}
    .footer-col h3{font-size:17px;margin-bottom:16px;color:#fff}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:rgba(255,255,255,.66);font-size:14px}
    .footer-links a:hover{color:var(--accent-2);transform:translateX(2px)}
    .copyright{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:rgba(255,255,255,.52);font-size:13px;padding-top:22px}
    @media (max-width:1024px){
      .container{width:min(100% - 36px,var(--container))}
      h1{font-size:38px}.hero-content{grid-template-columns:1fr}.hero-panel{max-width:620px}
      .content-layout{grid-template-columns:1fr}.sidebar{position:static;grid-template-columns:repeat(3,1fr)}
      .news-card.featured{grid-template-columns:260px minmax(0,1fr)}
      .guide-strip{grid-template-columns:1fr 1fr}.faq-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .nav-wrap{height:70px}.menu-toggle{display:flex}.nav-actions{display:none}
      .nav-menu{position:absolute;left:18px;right:18px;top:78px;display:none;flex-direction:column;align-items:stretch;padding:16px;background:rgba(15,11,29,.96);border:1px solid rgba(255,255,255,.1);border-radius:20px;box-shadow:var(--shadow-deep)}
      .nav-menu.open{display:flex}.nav-menu a{justify-content:center;width:100%}
      .brand-text strong{font-size:16px}.brand-mark{width:42px;height:42px}
      .inner-hero{min-height:auto}.hero-content{padding:58px 0 72px}h1{font-size:32px}.hero-desc{font-size:16px}
      .section{padding:58px 0}.section-head{display:block}.section-head p{margin-top:10px}h2{font-size:26px}
      .news-card,.news-card.featured{grid-template-columns:1fr}.thumb{min-height:190px}
      .sidebar{grid-template-columns:1fr}.guide-strip{grid-template-columns:1fr}.cta-box{grid-template-columns:1fr}.contact-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr}
      .filter-wrap{margin-top:-26px}.filter-bar{border-radius:18px}
    }
    @media (max-width:520px){
      .container{width:min(100% - 28px,var(--container))}.brand-text span{display:none}.hero-panel{padding:18px}.hero-panel li{display:block}.status{display:block;margin-top:4px}
      h1{font-size:29px}.quick-links{grid-template-columns:1fr}.copyright{display:grid}.btn{width:100%}.cta-box .btn{width:100%}
    }