/* roulang page: index */
:root{
      --ink:#172033;--muted:#667085;--cream:#f7f5ef;--paper:#fffdf8;
      --navy:#172d4f;--blue:#315b87;--cyan:#69c4c1;--gold:#d9a441;
      --line:#e7e1d5;--soft:#eef3f2;--shadow:0 18px 50px rgba(25,39,64,.10);
      --radius:22px;--small-radius:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--blue)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    :focus-visible{outline:3px solid rgba(105,196,193,.65);outline-offset:3px}
    .container{max-width:1180px;margin:auto;padding:0 22px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:700;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
    h1,h2,h3,h4{font-weight:800;line-height:1.28;letter-spacing:-.025em;margin:0}
    h1{font-size:clamp(2.55rem,5vw,5rem)}
    h2{font-size:clamp(1.8rem,3vw,2.75rem)}
    h3{font-size:1.22rem}
    p{margin:0;color:var(--muted)}
    .section{padding:94px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:38px}
    .section-head p{max-width:610px;margin-top:12px}
    .topbar{font-size:.82rem;background:var(--navy);color:#dfe8ed;padding:7px 0}
    .topbar .container{display:flex;justify-content:space-between;gap:15px}
    .header{padding:18px 0;position:sticky;top:0;z-index:20;background:rgba(247,245,239,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,225,213,.8)}
    .nav-shell{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:10px 14px;box-shadow:0 8px 28px rgba(28,42,61,.06)}
    .brand{display:flex;align-items:center;gap:11px;font-weight:900;font-size:1.3rem;color:var(--navy)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:var(--gold);display:grid;place-items:center;font-weight:900;box-shadow:inset 0 0 0 3px rgba(217,164,65,.2)}
    .nav-link{font-size:.92rem;font-weight:650;color:#526071;border-radius:11px;padding:9px 11px!important}
    .nav-link:hover,.nav-link.active{background:#edf3f1;color:var(--navy)}
    .nav-cta,.btn-main{background:var(--navy);color:#fff;border:0;border-radius:12px;padding:11px 18px;font-weight:750;box-shadow:0 8px 18px rgba(23,45,79,.16)}
    .nav-cta:hover,.btn-main:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}
    .btn-lightline{border:1px solid rgba(255,255,255,.45);color:#fff;border-radius:12px;padding:11px 18px;font-weight:700}
    .btn-lightline:hover{background:#fff;color:var(--navy)}
    .hero{min-height:650px;padding:88px 0 76px;display:flex;align-items:center;background:linear-gradient(90deg,rgba(17,37,64,.92),rgba(17,37,64,.72)),url("/assets/images/backpic/back-1.webp") center/cover;color:#fff}
    .hero p{color:#e8eff1;max-width:760px;font-size:1.08rem}
    .hero h1{max-width:850px;margin:18px 0 22px}
    .hero .eyebrow{color:#b8e2dd}
    .search-panel{max-width:760px;margin:34px auto 0;background:#fff;padding:8px;border-radius:16px;display:flex;box-shadow:0 20px 40px rgba(0,0,0,.2)}
    .search-panel input{flex:1;border:0;padding:12px 16px;outline:0;color:var(--ink);min-width:0}
    .search-panel button{background:var(--gold);color:#fff;border:0;border-radius:11px;padding:0 23px;font-weight:800}
    .hero-links{display:flex;flex-wrap:wrap;justify-content:center;gap:9px;margin-top:20px}
    .hero-links a{font-size:.85rem;padding:5px 12px;border:1px solid rgba(255,255,255,.25);border-radius:30px;color:#e4eeee}
    .hero-links a:hover{background:#fff;color:var(--navy)}
    .metrics{margin-top:55px;display:flex;justify-content:center;gap:60px;flex-wrap:wrap}
    .metric strong{display:block;font-size:1.9rem;color:#fff}.metric span{font-size:.84rem;color:#c7d6da}
    .soft-section{background:var(--soft)}
    .cardx{height:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:0 7px 22px rgba(25,39,64,.045);transition:.28s ease}
    .cardx:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#c9dcd8}
    .iconbox{width:46px;height:46px;border-radius:14px;background:#e9f2ef;color:var(--blue);display:grid;place-items:center;font-size:1.3rem;font-weight:900;margin-bottom:22px}
    .cardx h3{margin-bottom:10px}
    .number{font-size:3rem;font-weight:900;line-height:1;color:#d9e6e2;margin-bottom:10px}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .topic{min-height:145px;padding:20px;border-radius:18px;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between}
    .topic:hover{background:var(--navy);color:#fff;transform:translateY(-4px)}
    .topic:hover p{color:#d2dfe1}.topic p{font-size:.88rem}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
    .photo{border-radius:28px;overflow:hidden;box-shadow:var(--shadow);min-height:390px}
    .photo img{width:100%;height:100%;object-fit:cover}
    .checklist{padding:0;margin:25px 0 0;list-style:none}
    .checklist li{position:relative;padding:12px 0 12px 32px;border-bottom:1px solid var(--line);color:#4d5968}
    .checklist li:before{content:"✓";position:absolute;left:0;top:10px;color:var(--gold);font-weight:900}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section p{color:#cbd8dc}
    .dark-section .cardx{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.15);box-shadow:none}
    .dark-section .cardx p{color:#cbd8dc}
    .quote{font-size:1.06rem;color:#fff!important;margin-bottom:18px}
    .stars{color:var(--gold);letter-spacing:3px}
    .logo-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}
    .logo-pill{padding:10px 17px;border:1px solid rgba(255,255,255,.18);border-radius:12px;color:#d7e4e4;font-size:.9rem}
    .step-list{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{padding:22px;border-top:3px solid var(--gold);background:#fff;border-radius:0 0 17px 17px}
    .step b{display:block;color:var(--gold);font-size:1.8rem;margin-bottom:10px}
    .story{background:var(--paper);border-radius:24px;padding:35px;border:1px solid var(--line)}
    .story p+p{margin-top:18px}
    .news-layout{display:grid;grid-template-columns:1.5fr .85fr;gap:25px}
    .news-list{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:8px 25px}
    .news-item{display:grid;grid-template-columns:105px 1fr auto;gap:18px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
    .news-item:last-child{border-bottom:0}.news-item time{font-size:.84rem;color:var(--gold);font-weight:750}
    .news-item h3{font-size:1.05rem}.news-item p{font-size:.88rem;margin-top:5px}
    .more{white-space:nowrap;color:var(--blue);font-size:.85rem;font-weight:750}
    .recommend{border-radius:22px;overflow:hidden;background:var(--navy);color:#fff;min-height:100%;position:relative}
    .recommend img{width:100%;height:185px;object-fit:cover;opacity:.8}
    .recommend-content{padding:25px}.recommend p{color:#d6e1e2;font-size:.9rem}
    .faq-wrap{max-width:900px;margin:auto}.accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;margin-bottom:12px;overflow:hidden;background:var(--paper)}
    .accordion-button{font-weight:750;color:var(--ink);background:var(--paper);box-shadow:none!important;padding:20px}
    .accordion-button:not(.collapsed){color:var(--blue);background:#f1f6f4}
    .accordion-body{color:var(--muted);padding:0 20px 21px}
    .formbox{background:var(--paper);border:1px solid var(--line);border-radius:25px;padding:34px;box-shadow:var(--shadow)}
    .form-control,.form-select{border:1px solid var(--line);border-radius:11px;padding:12px 14px;background:#fff}
    .form-control:focus,.form-select:focus{border-color:var(--cyan);box-shadow:0 0 0 4px rgba(105,196,193,.16)}
    .cta{background:linear-gradient(120deg,#244a72,#18314f);color:#fff;border-radius:27px;padding:55px 60px;position:relative;overflow:hidden}
    .cta:after{content:"♠";position:absolute;right:55px;bottom:-50px;font-size:15rem;color:rgba(255,255,255,.06)}
    .cta p{color:#d5e1e3;max-width:680px;margin:14px 0 25px}
    footer{background:#101d31;color:#bdccd0;padding:55px 0 22px}
    footer .brand{color:#fff}footer p{color:#9fb0b7;font-size:.9rem}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}
    footer h4{color:#fff;font-size:1rem;margin-bottom:15px}footer ul{list-style:none;padding:0;margin:0}footer li{margin:7px 0;font-size:.88rem}
    footer a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;font-size:.82rem;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    .tag{display:inline-block;background:#edf3f1;color:var(--blue);border-radius:30px;padding:4px 11px;font-size:.78rem;font-weight:700;margin:4px}
    .image-card{overflow:hidden;padding:0}.image-card img{width:100%;height:185px;object-fit:cover}.image-card .inner{padding:23px}
    .mini-list{list-style:none;padding:0;margin:0}.mini-list li{padding:13px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:10px;font-size:.92rem}
    @media(max-width:991px){.topic-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.step-list{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:767px){body{font-size:15px}.section{padding:65px 0}.topbar .container{display:block;text-align:center}.hero{min-height:620px;padding:65px 0}.hero h1{font-size:2.65rem}.metrics{gap:25px}.feature-grid,.split,.news-layout{grid-template-columns:1fr}.section-head{display:block}.topic-grid{grid-template-columns:1fr 1fr}.news-item{grid-template-columns:1fr;gap:4px}.news-item .more{display:inline-block}.cta{padding:38px 25px}.cta:after{right:-20px}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){.container{padding:0 16px}.nav-shell{padding:8px}.topic-grid,.step-list,.footer-grid{grid-template-columns:1fr}.search-panel{display:flex}.search-panel input{width:55%;padding-left:9px}.search-panel button{padding:0 13px}.hero-links{justify-content:flex-start}.hero{min-height:650px}.photo{min-height:280px}.formbox{padding:22px}}

/* roulang page: category1 */
:root{
      --ink:#172033;--muted:#667085;--cream:#f7f5ef;--paper:#fffdf8;
      --navy:#172d4f;--blue:#315b87;--cyan:#69c4c1;--gold:#d9a441;
      --line:#e7e1d5;--soft:#eef3f2;--shadow:0 18px 50px rgba(25,39,64,.10);
      --radius:22px;--small-radius:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--blue)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(105,196,193,.55);outline-offset:3px}
    .container{max-width:1180px;margin:auto;padding:0 22px}
    .topbar{font-size:.82rem;background:var(--navy);color:#dfe8ed;padding:7px 0}
    .topbar .container{display:flex;justify-content:space-between;gap:15px}
    .header{padding:18px 0;position:sticky;top:0;z-index:20;background:rgba(247,245,239,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,225,213,.8)}
    .nav-shell{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:10px 14px;box-shadow:0 8px 28px rgba(28,42,61,.06)}
    .brand{display:flex;align-items:center;gap:11px;font-weight:900;font-size:1.3rem;color:var(--navy)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:var(--gold);display:grid;place-items:center;font-weight:900;box-shadow:inset 0 0 0 3px rgba(217,164,65,.2)}
    .nav-link{font-size:.92rem;font-weight:650;color:#526071;border-radius:11px;padding:9px 11px!important}
    .nav-link:hover,.nav-link.active{background:#edf3f1;color:var(--navy)}
    .nav-cta,.btn-main{background:var(--navy);color:#fff;border:0;border-radius:12px;padding:11px 18px;font-weight:750;box-shadow:0 8px 18px rgba(23,45,79,.16)}
    .nav-cta:hover,.btn-main:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}
    .btn-outline{display:inline-block;border:1px solid var(--navy);color:var(--navy);border-radius:12px;padding:10px 18px;font-weight:750}
    .btn-outline:hover{background:var(--navy);color:#fff}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:700;font-size:.78rem;letter-spacing:.12em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
    .hero{padding:78px 0 70px;background:linear-gradient(90deg,rgba(17,37,64,.94),rgba(17,37,64,.68)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff}
    .hero h1{font-size:clamp(2.2rem,5vw,4.4rem);line-height:1.2;margin:18px 0}
    .hero p{color:#e8eff1;max-width:690px;font-size:1.06rem}
    .hero .eyebrow{color:#b8e2dd}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:55px;align-items:center}
    .preview{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);border-radius:24px;padding:18px;box-shadow:0 20px 45px rgba(0,0,0,.2)}
    .preview img{height:205px;width:100%;object-fit:cover;border-radius:16px}
    .preview-meta{display:flex;justify-content:space-between;gap:15px;padding:17px 4px 4px;font-size:.88rem;color:#d8e6e6}
    .live-dot{color:#ffd789;font-weight:800}
    .countdown{display:flex;gap:8px;margin:15px 0}
    .countdown span{background:#fff;color:var(--navy);border-radius:10px;padding:8px 10px;min-width:52px;text-align:center;font-weight:900}
    .countdown small{display:block;font-size:.65rem;color:var(--muted);font-weight:600}
    .remind{display:flex;gap:8px}
    .remind input{min-width:0;flex:1;border:0;border-radius:10px;padding:11px 13px}
    .remind button{border:0;background:var(--gold);color:#fff;border-radius:10px;padding:0 14px;font-weight:800}
    .section{padding:88px 0}
    .soft-section{background:var(--soft)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:36px}
    .section-head p{max-width:620px;margin:12px 0 0;color:var(--muted)}
    h2{font-size:clamp(1.8rem,3vw,2.7rem);line-height:1.3;margin:10px 0}
    h3{font-size:1.2rem;line-height:1.45}
    .cardx{height:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:0 7px 22px rgba(25,39,64,.045);transition:.28s ease}
    .cardx:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#c9dcd8}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .iconbox{width:44px;height:44px;border-radius:13px;background:#e7f1ef;color:var(--blue);display:grid;place-items:center;font-weight:900;margin-bottom:19px}
    .muted{color:var(--muted)}
    .rule-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:35px;align-items:start}
    .photo-panel{border-radius:var(--radius);overflow:hidden;min-height:410px}
    .photo-panel img{width:100%;height:410px;object-fit:cover}
    .step-list{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{position:relative;padding:24px 20px;background:var(--paper);border:1px solid var(--line);border-radius:18px}
    .step b{display:block;color:var(--gold);font-size:1.5rem;margin-bottom:12px}
    .rank-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
    .rank{padding:20px;border-radius:17px;background:#fff;border:1px solid var(--line)}
    .rank strong{display:block;color:var(--navy);font-size:1.2rem;margin-bottom:5px}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section p{color:#cbd8dc}
    .dark-section .cardx{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.15);box-shadow:none}
    .dark-section .cardx p{color:#cbd8dc}
    .scenario{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .scenario .cardx{padding:0;overflow:hidden}
    .scenario img{width:100%;height:180px;object-fit:cover}
    .scenario .copy{padding:22px}
    .checklist{padding:0;margin:20px 0 0;list-style:none}
    .checklist li{position:relative;padding:11px 0 11px 30px;border-bottom:1px solid var(--line);color:#4d5968}
    .checklist li:before{content:"✓";position:absolute;left:0;top:9px;color:var(--gold);font-weight:900}
    .quote{border-left:4px solid var(--gold);padding:18px 24px;background:var(--paper);border-radius:0 16px 16px 0;color:#4d5968}
    .faq-wrap{max-width:900px;margin:auto}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;margin-bottom:12px;overflow:hidden;background:var(--paper)}
    .accordion-button{font-weight:750;color:var(--ink);background:var(--paper);box-shadow:none!important;padding:20px}
    .accordion-button:not(.collapsed){color:var(--blue);background:#f1f6f4}
    .accordion-body{color:var(--muted);padding:0 20px 21px}
    .cta{background:linear-gradient(120deg,#244a72,#18314f);color:#fff;border-radius:27px;padding:55px 60px;position:relative;overflow:hidden}
    .cta:after{content:"♠";position:absolute;right:55px;bottom:-50px;font-size:15rem;color:rgba(255,255,255,.06)}
    .cta p{color:#d5e1e3;max-width:680px;margin:14px 0 25px}
    footer{background:#101d31;color:#bdccd0;padding:55px 0 22px}
    footer .brand{color:#fff}
    footer p{color:#9fb0b7;font-size:.9rem}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}
    footer h4{color:#fff;font-size:1rem;margin-bottom:15px}
    footer ul{list-style:none;padding:0;margin:0}
    footer li{margin:7px 0;font-size:.88rem}
    footer a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;font-size:.82rem;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
    @media(max-width:1024px){.hero-grid,.rule-layout{grid-template-columns:1fr 1fr;gap:28px}.rank-grid{grid-template-columns:repeat(3,1fr)}}
    @media(max-width:768px){.topbar .container{display:block}.topbar span:last-child{display:none}.hero{padding:60px 0}.hero-grid,.rule-layout{grid-template-columns:1fr}.feature-grid,.scenario{grid-template-columns:1fr 1fr}.step-list{grid-template-columns:repeat(2,1fr)}.section{padding:65px 0}.footer-grid{grid-template-columns:1fr 1fr}.section-head{display:block}}
    @media(max-width:520px){.container{padding:0 16px}.nav-shell{padding:8px}.feature-grid,.scenario,.rank-grid,.step-list{grid-template-columns:1fr}.hero h1{font-size:2.35rem}.preview img{height:170px}.remind{display:block}.remind input{width:100%;margin-bottom:8px}.remind button{padding:11px 16px;width:100%}.cta{padding:35px 24px}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}}

/* roulang page: category2 */
:root{
      --ink:#172033;--muted:#667085;--cream:#f7f5ef;--paper:#fffdf8;
      --navy:#172d4f;--blue:#315b87;--cyan:#69c4c1;--gold:#d9a441;
      --line:#e7e1d5;--soft:#eef3f2;--shadow:0 18px 50px rgba(25,39,64,.10);
      --radius:22px;--small-radius:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--blue)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    h1,h2,h3,h4{font-weight:850;line-height:1.3;letter-spacing:-.025em}
    h1{font-size:clamp(2.35rem,5vw,4.8rem)}
    h2{font-size:clamp(1.8rem,3vw,2.75rem)}
    .container{max-width:1180px;margin:auto;padding:0 22px}
    .topbar{font-size:.82rem;background:var(--navy);color:#dfe8ed;padding:7px 0}
    .topbar .container{display:flex;justify-content:space-between;gap:15px}
    .header{padding:18px 0;position:sticky;top:0;z-index:20;background:rgba(247,245,239,.93);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,225,213,.8)}
    .nav-shell{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:10px 14px;box-shadow:0 8px 28px rgba(28,42,61,.06)}
    .brand{display:flex;align-items:center;gap:11px;font-weight:900;font-size:1.3rem;color:var(--navy)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:var(--gold);display:grid;place-items:center;font-weight:900;box-shadow:inset 0 0 0 3px rgba(217,164,65,.2)}
    .nav-link{font-size:.9rem;font-weight:650;color:#526071;border-radius:11px;padding:9px 10px!important}
    .nav-link:hover,.nav-link.active{background:#edf3f1;color:var(--navy)}
    .nav-cta,.btn-main{background:var(--navy);color:#fff;border:0;border-radius:12px;padding:11px 18px;font-weight:750;box-shadow:0 8px 18px rgba(23,45,79,.16)}
    .nav-cta:hover,.btn-main:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}
    .btn-outline{border:1px solid var(--navy);color:var(--navy);border-radius:12px;padding:10px 18px;font-weight:750}
    .btn-outline:hover{background:var(--navy);color:#fff}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:700;font-size:.78rem;letter-spacing:.12em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
    .section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:36px}
    .section-head p{max-width:620px;margin:10px 0 0;color:var(--muted)}
    .hero{min-height:590px;padding:76px 0;background:linear-gradient(90deg,rgba(17,37,64,.94),rgba(17,37,64,.7)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff}
    .hero p{color:#e8eff1;max-width:700px;font-size:1.08rem}
    .hero .eyebrow{color:#b8e2dd}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .hero-board{background:rgba(255,253,248,.96);color:var(--ink);border-radius:25px;padding:23px;box-shadow:0 25px 55px rgba(0,0,0,.2);position:relative}
    .board-label{font-size:.78rem;color:var(--blue);font-weight:800;letter-spacing:.08em}
    .board-title{font-size:1.3rem;font-weight:850;margin:6px 0 15px}
    .live-line{display:flex;align-items:center;gap:8px;font-size:.86rem;color:var(--muted)}
    .live-dot{width:9px;height:9px;background:#db6e55;border-radius:50%;box-shadow:0 0 0 5px rgba(219,110,85,.14)}
    .countdown{display:flex;gap:8px;margin:20px 0}
    .timebox{background:var(--soft);border-radius:12px;padding:10px 9px;min-width:56px;text-align:center}
    .timebox b{display:block;font-size:1.3rem;color:var(--navy);line-height:1.1}
    .timebox span{font-size:.7rem;color:var(--muted)}
    .subscribe{display:flex;gap:8px}
    .subscribe input{min-width:0;flex:1;border:1px solid var(--line);border-radius:10px;padding:9px 10px}
    .subscribe button{background:var(--gold);border:0;color:#fff;border-radius:10px;padding:9px 13px;font-weight:750}
    .note{font-size:.76rem;color:var(--muted);margin:12px 0 0}
    .soft-section{background:var(--soft)}
    .cardx{height:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:0 7px 22px rgba(25,39,64,.045);transition:.28s ease}
    .cardx:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#c9dcd8}
    .cardx h3{margin-bottom:10px}
    .cardx p{color:var(--muted);margin-bottom:0}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .icon-disc{width:48px;height:48px;border-radius:15px;background:#e5f2ef;color:var(--blue);display:grid;place-items:center;font-size:1.3rem;font-weight:900;margin-bottom:19px}
    .rank-table{background:var(--paper);border:1px solid var(--line);border-radius:24px;overflow:hidden}
    .rank-row{display:grid;grid-template-columns:75px 1fr 1.5fr;gap:20px;align-items:center;padding:19px 26px;border-bottom:1px solid var(--line)}
    .rank-row:last-child{border-bottom:0}
    .rank-no{font-size:1.35rem;font-weight:900;color:var(--gold)}
    .rank-name{font-weight:850;color:var(--navy)}
    .rank-row p{margin:0;color:var(--muted);font-size:.92rem}
    .photo-panel{border-radius:26px;overflow:hidden;min-height:390px;position:relative}
    .photo-panel img{height:100%;width:100%;object-fit:cover}
    .photo-caption{position:absolute;bottom:0;left:0;right:0;padding:25px;color:#fff;background:linear-gradient(transparent,rgba(14,29,49,.9))}
    .checklist{padding:0;margin:20px 0 0;list-style:none}
    .checklist li{position:relative;padding:12px 0 12px 32px;border-bottom:1px solid var(--line);color:#4d5968}
    .checklist li:before{content:"✓";position:absolute;left:0;top:10px;color:var(--gold);font-weight:900}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section p{color:#cbd8dc}
    .dark-section .cardx{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.15);box-shadow:none}
    .dark-section .cardx p{color:#cbd8dc}
    .dark-section .eyebrow{color:#b8e2dd}
    .scenario{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}
    .quote{border-left:4px solid var(--gold);padding:10px 0 10px 22px;font-size:1.18rem;color:var(--navy);font-weight:700}
    .step-list{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step-list .cardx{padding:22px}
    .step-number{font-size:2rem;color:var(--gold);font-weight:900}
    .proof-strip{display:flex;flex-wrap:wrap;gap:12px;margin-top:23px}
    .proof-pill{padding:11px 16px;border:1px solid var(--line);border-radius:13px;background:var(--paper);color:var(--muted);font-size:.9rem}
    .faq-wrap{max-width:900px;margin:auto}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;margin-bottom:12px;overflow:hidden;background:var(--paper)}
    .accordion-button{font-weight:750;color:var(--ink);background:var(--paper);box-shadow:none!important;padding:20px}
    .accordion-button:not(.collapsed){color:var(--blue);background:#f1f6f4}
    .accordion-body{color:var(--muted);padding:0 20px 21px}
    .cta{background:linear-gradient(120deg,#244a72,#18314f);color:#fff;border-radius:27px;padding:52px 60px;position:relative;overflow:hidden}
    .cta:after{content:"♠";position:absolute;right:55px;bottom:-50px;font-size:15rem;color:rgba(255,255,255,.06)}
    .cta p{color:#d5e1e3;max-width:680px;margin:14px 0 25px}
    footer{background:#101d31;color:#bdccd0;padding:55px 0 22px}
    footer .brand{color:#fff}
    footer p{color:#9fb0b7;font-size:.9rem}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}
    footer h4{color:#fff;font-size:1rem;margin-bottom:15px}
    footer ul{list-style:none;padding:0;margin:0}
    footer li{margin:7px 0;font-size:.88rem}
    footer a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;font-size:.82rem;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
    @media(max-width:992px){
      .navbar-nav{padding:12px 0}.nav-cta{display:inline-block;margin-bottom:7px}
      .hero-board{margin-top:35px}.scenario{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .section{padding:66px 0}.section-head{display:block}.feature-grid{grid-template-columns:1fr}
      .step-list{grid-template-columns:repeat(2,1fr)}.rank-row{grid-template-columns:48px 1fr;gap:8px}
      .rank-row p{grid-column:2}.cta{padding:38px 27px}.hero{padding:62px 0}
    }
    @media(max-width:520px){
      body{font-size:15px}.topbar .container{display:block}.topbar .container span:last-child{display:none}
      .container{padding:0 16px}.hero-actions a{width:100%;text-align:center}
      .countdown{gap:5px}.timebox{min-width:49px;padding:8px 5px}
      .subscribe{display:block}.subscribe input,.subscribe button{width:100%;margin-top:7px}
      .step-list,.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin:6px 0}
    }

/* roulang page: category3 */
:root{
 --ink:#172033;--muted:#667085;--cream:#f7f5ef;--paper:#fffdf8;
 --navy:#172d4f;--blue:#315b87;--cyan:#69c4c1;--gold:#d9a441;
 --line:#e7e1d5;--soft:#eef3f2;--shadow:0 18px 50px rgba(25,39,64,.10);
 --radius:22px;--small-radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.8;font-size:16px}
a{color:inherit;text-decoration:none;transition:.25s ease}
a:hover{color:var(--blue)}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
.container{max-width:1180px;margin:auto;padding:0 22px}
h1,h2,h3,h4,p{margin-top:0}
h1{font-size:clamp(2.3rem,5vw,4.4rem);line-height:1.18;font-weight:900;letter-spacing:-.045em}
h2{font-size:clamp(1.7rem,3vw,2.55rem);line-height:1.3;font-weight:850;letter-spacing:-.025em}
h3{font-size:1.17rem;font-weight:800;line-height:1.45}
p{color:var(--muted)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:700;font-size:.78rem;letter-spacing:.12em}
.eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
.section{padding:88px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:38px}
.section-head p{max-width:610px;margin:12px 0 0}
.topbar{font-size:.82rem;background:var(--navy);color:#dfe8ed;padding:7px 0}
.topbar .container{display:flex;justify-content:space-between;gap:15px}
.header{padding:18px 0;position:sticky;top:0;z-index:20;background:rgba(247,245,239,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,225,213,.8)}
.nav-shell{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:10px 14px;box-shadow:0 8px 28px rgba(28,42,61,.06)}
.brand{display:flex;align-items:center;gap:11px;font-weight:900;font-size:1.3rem;color:var(--navy);white-space:nowrap}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:var(--gold);display:grid;place-items:center;font-weight:900;box-shadow:inset 0 0 0 3px rgba(217,164,65,.2)}
.nav-link{font-size:.88rem;font-weight:650;color:#526071;border-radius:11px;padding:9px 10px!important;white-space:nowrap}
.nav-link:hover,.nav-link.active{background:#edf3f1;color:var(--navy)}
.nav-cta,.btn-main{display:inline-flex;align-items:center;justify-content:center;background:var(--navy);color:#fff;border:0;border-radius:12px;padding:11px 18px;font-weight:750;box-shadow:0 8px 18px rgba(23,45,79,.16)}
.nav-cta:hover,.btn-main:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}
.btn-gold{display:inline-flex;align-items:center;justify-content:center;background:var(--gold);color:#fff;border:0;border-radius:12px;padding:12px 20px;font-weight:800;box-shadow:0 10px 22px rgba(217,164,65,.22)}
.btn-gold:hover{color:#fff;background:#c58d28;transform:translateY(-2px)}
.btn-lightline{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.45);color:#fff;border-radius:12px;padding:11px 18px;font-weight:700}
.btn-lightline:hover{background:#fff;color:var(--navy)}
.navbar-toggler{border:1px solid var(--line);border-radius:10px;color:var(--navy);padding:7px 11px}
.navbar-toggler:focus{box-shadow:0 0 0 4px rgba(105,196,193,.2)}
.cardx{height:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:0 7px 22px rgba(25,39,64,.045);transition:.28s ease}
.cardx:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#c9dcd8}
.cardx h3{margin-bottom:10px}
.soft-section{background:var(--soft)}
.tag{display:inline-flex;align-items:center;background:#e7f2f0;color:#285c5d;border-radius:999px;padding:5px 11px;font-size:.78rem;font-weight:800;letter-spacing:.03em}
.banner{position:relative;overflow:hidden;min-height:505px;display:flex;align-items:center;color:#fff;background:linear-gradient(90deg,rgba(15,33,57,.94),rgba(23,45,79,.76)),url("/assets/images/backpic/back-2.webp") center/cover}
.banner:after{content:"♠";position:absolute;right:6%;bottom:-95px;font-size:24rem;line-height:1;color:rgba(255,255,255,.075);pointer-events:none}
.banner-content{position:relative;z-index:1;max-width:820px;padding:78px 0 90px}
.banner .eyebrow{color:#b8e2dd}
.banner p{color:#e4edef;max-width:720px;font-size:1.07rem}
.banner-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.countdown{position:absolute;z-index:2;bottom:0;left:50%;transform:translateX(-50%);width:min(1136px,calc(100% - 44px));background:rgba(255,253,248,.96);color:var(--ink);border:1px solid rgba(255,255,255,.6);box-shadow:0 15px 40px rgba(9,23,42,.24);border-radius:19px 19px 0 0;padding:14px 22px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.countdown strong{color:var(--navy)}
.count-values{display:flex;gap:8px}
.count-unit{min-width:48px;text-align:center;background:#edf3f2;border-radius:9px;padding:3px 7px;line-height:1.15}
.count-unit b{display:block;font-size:1rem;color:var(--navy)}
.count-unit span{font-size:.66rem;color:var(--muted)}
.intro-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.photo-frame{position:relative;min-height:430px}
.photo-frame img{width:88%;height:430px;object-fit:cover;border-radius:26px;box-shadow:var(--shadow)}
.note-float{position:absolute;right:0;bottom:25px;width:52%;background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:var(--shadow)}
.note-float strong{display:block;color:var(--navy);font-size:1.2rem;margin-bottom:3px}
.checklist{padding:0;margin:25px 0 0;list-style:none}
.checklist li{position:relative;padding:12px 0 12px 32px;border-bottom:1px solid var(--line);color:#4d5968}
.checklist li:before{content:"✓";position:absolute;left:0;top:10px;color:var(--gold);font-weight:900}
.principle-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr;gap:18px}
.principle-main{background:var(--navy);color:#fff;padding:36px;border-radius:var(--radius);min-height:275px;position:relative;overflow:hidden}
.principle-main:after{content:"A";position:absolute;right:20px;bottom:-60px;font-size:13rem;font-weight:900;color:rgba(255,255,255,.07)}
.principle-main p{color:#d4e0e2;position:relative;z-index:1}
.principle-mini{padding:27px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius)}
.number{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:#f6ead0;color:#95651a;font-size:.85rem;font-weight:900;margin-bottom:22px}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;position:relative}
.flow-card{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:24px 21px;min-height:225px}
.flow-no{font-size:.8rem;font-weight:850;letter-spacing:.1em;color:var(--gold)}
.flow-card h3{margin-top:24px}
.scene-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.scene-side{background:url("/assets/images/coverpic/cover-5.webp") center/cover;min-height:510px;border-radius:var(--radius);overflow:hidden;position:relative}
.scene-side:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,29,49,.88),rgba(16,29,49,.1))}
.scene-copy{position:absolute;z-index:1;bottom:0;padding:34px;color:#fff}
.scene-copy p{color:#e0ebeb}
.scene-list{display:grid;gap:13px}
.scene-item{display:flex;gap:19px;align-items:flex-start;background:var(--paper);padding:20px 21px;border-radius:16px;border:1px solid var(--line);transition:.25s}
.scene-item:hover{border-color:var(--cyan);transform:translateX(5px)}
.scene-icon{flex:0 0 42px;width:42px;height:42px;border-radius:13px;background:#e6f0ef;color:#285c5d;display:grid;place-items:center;font-size:1.12rem;font-weight:900}
.scene-item p{font-size:.92rem;margin:4px 0 0}
.split-feature{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.feature-panel{border-radius:var(--radius);padding:36px;min-height:340px;position:relative;overflow:hidden}
.feature-panel.dark{background:var(--navy);color:#fff}
.feature-panel.dark p{color:#cddcdf}
.feature-panel.light{background:var(--paper);border:1px solid var(--line)}
.feature-panel img{position:absolute;width:47%;right:0;bottom:0;height:75%;object-fit:cover;border-radius:20px 0 0 0;opacity:.88}
.feature-panel .feature-text{max-width:53%;position:relative;z-index:1}
.quote-section{background:#e8f1ef}
.quote-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:center}
.quote-mark{font-size:6rem;line-height:.6;color:var(--gold);font-family:Georgia,serif}
.quote-card{background:var(--paper);border-radius:var(--radius);padding:34px;border:1px solid var(--line);box-shadow:var(--shadow)}
.quote-card blockquote{font-size:1.15rem;color:var(--ink);line-height:1.85;margin:0 0 22px}
.quote-author{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:.9rem}
.avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:var(--gold);font-weight:900}
.data-row{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin-top:25px}
.data-box{border-left:2px solid var(--gold);padding-left:13px}
.data-box b{display:block;color:var(--navy);font-size:1.4rem}
.data-box span{font-size:.8rem;color:var(--muted)}
.faq-wrap{max-width:900px;margin:auto}
.accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;margin-bottom:12px;overflow:hidden;background:var(--paper)}
.accordion-button{font-weight:750;color:var(--ink);background:var(--paper);box-shadow:none!important;padding:20px}
.accordion-button:not(.collapsed){color:var(--blue);background:#f1f6f4}
.accordion-body{color:var(--muted);padding:0 20px 21px}
.cta{background:linear-gradient(120deg,#244a72,#18314f);color:#fff;border-radius:27px;padding:55px 60px;position:relative;overflow:hidden}
.cta:after{content:"♠";position:absolute;right:55px;bottom:-50px;font-size:15rem;color:rgba(255,255,255,.06)}
.cta p{color:#d5e1e3;max-width:680px;margin:14px 0 25px}
.formbox{position:relative;z-index:1;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:18px;padding:17px;display:flex;gap:10px;align-items:center}
.formbox input{flex:1;min-width:0;padding:11px 13px;border:0;border-radius:10px;outline:0;color:var(--ink)}
.formbox input:focus{box-shadow:0 0 0 4px rgba(105,196,193,.3)}
.form-note{font-size:.78rem;color:#b9cdcf;margin:12px 0 0}
footer{background:#101d31;color:#bdccd0;padding:55px 0 22px}
footer .brand{color:#fff}
footer p{color:#9fb0b7;font-size:.9rem}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}
footer h4{color:#fff;font-size:1rem;margin-bottom:15px}
footer ul{list-style:none;padding:0;margin:0}
footer li{margin:7px 0;font-size:.88rem}
footer a:hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;font-size:.82rem;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
@media(max-width:1100px){
 .nav-link{padding:8px 7px!important;font-size:.82rem}.nav-cta{padding:10px 12px;font-size:.84rem}
}
@media(max-width:991.98px){
 .navbar-collapse{padding-top:13px}.navbar-nav{gap:3px}.nav-link{padding:10px 12px!important}.nav-cta{margin:12px 0 4px;width:100%}
 .intro-grid,.scene-layout,.quote-layout{grid-template-columns:1fr;gap:32px}
 .principle-grid{grid-template-columns:1fr 1fr}.principle-main{grid-column:1/-1}
 .flow{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}
}
@media(max-width:767px){
 .section{padding:65px 0}.topbar .container{font-size:.75rem}.topbar .container span:last-child{display:none}
 .header{padding:12px 0}.nav-shell{padding:8px 11px}.banner{min-height:570px}.banner-content{padding:56px 0 118px}
 .countdown{padding:11px 14px;align-items:flex-start}.countdown>span{font-size:.78rem;line-height:1.35;max-width:145px}.count-values{gap:4px}.count-unit{min-width:39px;padding:3px 4px}
 .section-head{display:block;margin-bottom:28px}.photo-frame{min-height:370px}.photo-frame img{height:370px}.note-float{width:60%;bottom:12px;padding:15px}
 .split-feature{grid-template-columns:1fr}.feature-panel{min-height:300px}.footer-grid{grid-template-columns:1fr 1fr;gap:27px}.footer-grid>div:first-child{grid-column:1/-1}
 .cta{padding:38px 26px}.formbox{display:block}.formbox input,.formbox button{width:100%}.formbox button{margin-top:10px}
}
@media(max-width:520px){
 body{font-size:15px}.container{padding:0 16px}.brand{font-size:1.13rem}.brand-mark{width:34px;height:34px}
 .banner h1{font-size:2.2rem}.banner-actions{display:grid;grid-template-columns:1fr}.banner-actions a{width:100%}
 .principle-grid,.flow,.data-row{grid-template-columns:1fr}.principle-main{grid-column:auto}.flow-card{min-height:auto}
 .photo-frame img{width:100%;height:330px}.note-float{position:relative;right:auto;bottom:auto;width:92%;margin:-40px 0 0 auto}
 .feature-panel{padding:27px}.feature-panel .feature-text{max-width:62%}.feature-panel img{width:43%;height:68%}
 .footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{display:block}.copyright span{display:block;margin:6px 0}
}

/* roulang page: category4 */
:root{--ink:#172033;--muted:#667085;--cream:#f7f5ef;--paper:#fffdf8;--navy:#172d4f;--blue:#315b87;--cyan:#69c4c1;--gold:#d9a441;--line:#e7e1d5;--soft:#eef3f2;--shadow:0 18px 50px rgba(25,39,64,.10);--radius:22px;--small-radius:14px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.8;font-size:16px}a{color:inherit;text-decoration:none;transition:.25s ease}a:hover{color:var(--blue)}img{max-width:100%;display:block}button,input{font:inherit}.container{max-width:1180px;margin:auto;padding:0 22px}
h1,h2,h3,h4{font-weight:850;line-height:1.32;letter-spacing:-.025em}h1{font-size:clamp(2.25rem,5vw,4.4rem)}h2{font-size:clamp(1.7rem,3vw,2.6rem)}h3{font-size:1.22rem}p{color:var(--muted);margin-bottom:0}.topbar{font-size:.82rem;background:var(--navy);color:#dfe8ed;padding:7px 0}.topbar .container{display:flex;justify-content:space-between;gap:15px}.header{padding:18px 0;position:sticky;top:0;z-index:20;background:rgba(247,245,239,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,225,213,.8)}.nav-shell{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:10px 14px;box-shadow:0 8px 28px rgba(28,42,61,.06)}.brand{display:flex;align-items:center;gap:11px;font-weight:900;font-size:1.3rem;color:var(--navy);white-space:nowrap}.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:var(--gold);display:grid;place-items:center;font-weight:900;box-shadow:inset 0 0 0 3px rgba(217,164,65,.2)}.navbar-toggler{border:0;color:var(--navy);font-size:1.35rem;box-shadow:none!important}.nav-link{font-size:.91rem;font-weight:650;color:#526071;border-radius:11px;padding:9px 10px!important}.nav-link:hover,.nav-link.active{background:#edf3f1;color:var(--navy)}.nav-cta,.btn-main{display:inline-flex;justify-content:center;align-items:center;background:var(--navy);color:#fff;border:0;border-radius:12px;padding:11px 18px;font-weight:750;box-shadow:0 8px 18px rgba(23,45,79,.16)}.nav-cta:hover,.btn-main:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}.btn-outlinex{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:12px;padding:10px 17px;font-weight:750;color:var(--navy);background:var(--paper)}.btn-outlinex:hover{color:var(--navy);border-color:var(--cyan);background:#edf7f5}.section{padding:88px 0}.soft-section{background:var(--soft)}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;font-size:.78rem;letter-spacing:.12em}.eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:38px}.section-head p{max-width:570px;margin-top:12px}.breadcrumbx{font-size:.9rem;color:#aebcc2;padding:17px 0}.breadcrumbx a{color:#d9e5e8}.hero-inner{padding:25px 0 74px}.hero-glossary{color:#fff;background:linear-gradient(100deg,rgba(16,35,59,.95),rgba(18,48,76,.72)),url("/assets/images/backpic/back-2.webp") center/cover}.hero-copy{max-width:730px}.hero-copy p{font-size:1.07rem;color:#deeaeb;max-width:670px}.hero-copy .eyebrow{color:#b8e2dd}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.hero-note{margin-top:28px;padding:15px 18px;border-left:3px solid var(--gold);background:rgba(255,255,255,.09);border-radius:0 12px 12px 0;color:#e4eff0;font-size:.92rem}.word-board{margin-top:30px;background:rgba(255,255,255,.94);border-radius:20px;padding:18px;color:var(--ink);box-shadow:var(--shadow)}.word-board span{display:inline-block;padding:7px 10px;margin:4px;border-radius:9px;background:#f1f5f3;font-size:.85rem;font-weight:700;color:var(--navy)}.cardx{height:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:0 7px 22px rgba(25,39,64,.045);transition:.28s ease}.cardx:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c9dcd8}.number{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:#edf3f1;color:var(--blue);font-weight:900;margin-bottom:17px}.term-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.term-card{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:23px;position:relative;overflow:hidden}.term-card:after{content:"";height:3px;position:absolute;left:23px;right:23px;bottom:0;background:var(--cyan);transform:scaleX(0);transition:.3s}.term-card:hover:after{transform:scaleX(1)}.term-card h3{color:var(--navy);margin-bottom:7px}.term-label{display:inline-block;border-radius:30px;background:#fff3d9;color:#95671a;padding:3px 10px;font-size:.76rem;font-weight:800;margin-bottom:12px}.split-panel{display:grid;grid-template-columns:1fr 1.05fr;gap:52px;align-items:center}.photo-frame{border-radius:var(--radius);overflow:hidden;min-height:410px;position:relative;box-shadow:var(--shadow)}.photo-frame img{width:100%;height:100%;min-height:410px;object-fit:cover}.photo-caption{position:absolute;left:18px;right:18px;bottom:18px;padding:16px 18px;border-radius:14px;background:rgba(23,45,79,.88);color:#fff;font-weight:700}.checklist{padding:0;margin:23px 0 0;list-style:none}.checklist li{position:relative;padding:12px 0 12px 31px;border-bottom:1px solid var(--line);color:#4d5968}.checklist li:before{content:"✓";position:absolute;left:0;top:11px;color:var(--gold);font-weight:900}.dark-section{background:var(--navy);color:#fff}.dark-section p{color:#cbd8dc}.dialogue{max-width:900px;margin:auto;border:1px solid rgba(255,255,255,.15);border-radius:22px;padding:28px;background:rgba(255,255,255,.06)}.dialogue-row{display:grid;grid-template-columns:120px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.12)}.dialogue-row:last-child{border:0}.dialogue-row strong{color:#f1c66b}.timeline{position:relative;margin-left:11px}.timeline:before{content:"";position:absolute;left:5px;top:5px;bottom:5px;width:2px;background:#c9dcd8}.timeline-item{position:relative;padding:0 0 28px 34px}.timeline-item:before{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--paper);background:var(--gold);border-radius:50%;left:0;top:7px;box-shadow:0 0 0 1px #c8b88d}.timeline-item h3{font-size:1.05rem;margin-bottom:5px}.notice{border-radius:20px;padding:27px;background:#fff8ea;border:1px solid #eddbb2}.notice h3{color:#815c1e}.accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;margin-bottom:12px;overflow:hidden;background:var(--paper)}.accordion-button{font-weight:750;color:var(--ink);background:var(--paper);box-shadow:none!important;padding:20px}.accordion-button:not(.collapsed){color:var(--blue);background:#f1f6f4}.accordion-body{color:var(--muted);padding:0 20px 21px}.cta{background:linear-gradient(120deg,#244a72,#18314f);color:#fff;border-radius:27px;padding:52px 58px;position:relative;overflow:hidden}.cta:after{content:"♠";position:absolute;right:55px;bottom:-60px;font-size:15rem;color:rgba(255,255,255,.06)}.cta p{color:#d5e1e3;max-width:690px;margin:14px 0 25px}.formbox{position:relative;z-index:1;display:flex;gap:12px;max-width:700px}.form-control{border:1px solid rgba(255,255,255,.35);border-radius:12px;padding:12px 14px;background:#fff;color:var(--ink)}.form-control:focus{border-color:var(--cyan);box-shadow:0 0 0 4px rgba(105,196,193,.2)}footer{background:#101d31;color:#bdccd0;padding:55px 0 22px}footer .brand{color:#fff}footer p{color:#9fb0b7;font-size:.9rem}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}footer h4{color:#fff;font-size:1rem;margin-bottom:15px}footer ul{list-style:none;padding:0;margin:0}footer li{margin:7px 0;font-size:.88rem}footer a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;font-size:.82rem;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.copyright span{white-space:nowrap}
@media(max-width:1100px){.nav-link{padding:8px 7px!important;font-size:.84rem}.nav-cta{padding:10px 12px;font-size:.84rem}}@media(max-width:991px){.navbar-collapse{padding-top:12px}.navbar-nav{gap:4px}.nav-link{padding:10px 12px!important}.nav-cta{margin:12px 0 4px}.term-grid{grid-template-columns:repeat(2,1fr)}.split-panel{gap:30px}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid>div:first-child{grid-column:span 3}}@media(max-width:768px){.section{padding:64px 0}.topbar .container{font-size:.75rem}.topbar span:last-child{display:none}.hero-inner{padding-bottom:58px}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:10px}.split-panel{grid-template-columns:1fr}.photo-frame,.photo-frame img{min-height:300px}.cta{padding:38px 27px}.formbox{display:block}.formbox .btn-main{width:100%;margin-top:12px}.dialogue-row{grid-template-columns:1fr;gap:4px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:span 2}}@media(max-width:520px){.container{padding:0 16px}.header{padding:10px 0}.nav-shell{padding:8px 10px}.brand{font-size:1.15rem}.brand-mark{width:34px;height:34px}.hero-copy h1{font-size:2.18rem}.term-grid{grid-template-columns:1fr}.hero-actions a{width:100%}.cta:after{right:8px;font-size:10rem}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright span{white-space:normal}}

/* roulang page: category5 */
:root{
      --ink:#172033;--muted:#667085;--cream:#f7f5ef;--paper:#fffdf8;
      --navy:#172d4f;--blue:#315b87;--cyan:#69c4c1;--gold:#d9a441;
      --line:#e7e1d5;--soft:#eef3f2;--shadow:0 18px 50px rgba(25,39,64,.10);
      --radius:22px;--small-radius:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--blue)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1180px;margin:auto;padding:0 22px}
    .topbar{font-size:.82rem;background:var(--navy);color:#dfe8ed;padding:7px 0}
    .topbar .container{display:flex;justify-content:space-between;gap:15px}
    .header{padding:18px 0;position:sticky;top:0;z-index:20;background:rgba(247,245,239,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,225,213,.8)}
    .nav-shell{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:10px 14px;box-shadow:0 8px 28px rgba(28,42,61,.06)}
    .brand{display:flex;align-items:center;gap:11px;font-weight:900;font-size:1.3rem;color:var(--navy)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:var(--gold);display:grid;place-items:center;font-weight:900;box-shadow:inset 0 0 0 3px rgba(217,164,65,.2)}
    .nav-link{font-size:.92rem;font-weight:650;color:#526071;border-radius:11px;padding:9px 11px!important}
    .nav-link:hover,.nav-link.active{background:#edf3f1;color:var(--navy)}
    .nav-cta,.btn-main{background:var(--navy);color:#fff;border:0;border-radius:12px;padding:11px 18px;font-weight:750;box-shadow:0 8px 18px rgba(23,45,79,.16)}
    .nav-cta:hover,.btn-main:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}
    .btn-outline{display:inline-block;border:1px solid var(--navy);color:var(--navy);border-radius:12px;padding:10px 18px;font-weight:750}
    .btn-outline:hover{background:var(--navy);color:#fff}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:700;font-size:.78rem;letter-spacing:.12em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
    .hero{padding:78px 0 72px;background:linear-gradient(90deg,rgba(17,37,64,.94),rgba(17,37,64,.72)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff}
    .hero h1{font-size:clamp(2.3rem,5vw,4.5rem);line-height:1.18;margin:18px 0 22px;letter-spacing:-.04em}
    .hero p{color:#e8eff1;max-width:680px;font-size:1.08rem}
    .hero .eyebrow{color:#b8e2dd}
    .hero-panel{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:26px;padding:26px;backdrop-filter:blur(8px)}
    .hero-panel img{height:210px;width:100%;object-fit:cover;border-radius:17px;margin-bottom:20px}
    .mini-stat{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.18);padding-top:15px;color:#d4e0e3}
    .section{padding:86px 0}
    .soft-section{background:var(--soft)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:36px}
    .section-head p{max-width:620px;margin:12px 0 0;color:var(--muted)}
    h2{font-size:clamp(1.8rem,3vw,2.65rem);line-height:1.3;margin:8px 0}
    h3{font-size:1.2rem;line-height:1.45}
    .cardx{height:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:0 7px 22px rgba(25,39,64,.045);transition:.28s ease}
    .cardx:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#c9dcd8}
    .number{width:42px;height:42px;border-radius:13px;background:#e5f1ef;color:var(--blue);display:grid;place-items:center;font-weight:900;margin-bottom:19px}
    .cardx p{color:var(--muted);margin-bottom:0}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .photo-card{overflow:hidden;padding:0}
    .photo-card img{height:180px;width:100%;object-fit:cover}
    .photo-card .inner{padding:24px}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:center}
    .split img{height:430px;width:100%;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .checklist{padding:0;margin:25px 0 0;list-style:none}
    .checklist li{position:relative;padding:12px 0 12px 32px;border-bottom:1px solid var(--line);color:#4d5968}
    .checklist li:before{content:"✓";position:absolute;left:0;top:10px;color:var(--gold);font-weight:900}
    .step-list{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .step{padding:25px 20px;background:#fff;border:1px solid var(--line);border-radius:18px}
    .step strong{display:block;color:var(--gold);font-size:.82rem;margin-bottom:9px}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section p{color:#cbd8dc}
    .dark-section .cardx{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.15);box-shadow:none}
    .dark-section .cardx p{color:#cbd8dc}
    .quote{border-left:4px solid var(--gold);padding:8px 0 8px 23px;font-size:1.2rem;color:#f3f7f5}
    .tablebox{overflow:hidden;border:1px solid var(--line);border-radius:20px;background:var(--paper)}
    .tablebox .rowline{display:grid;grid-template-columns:1fr 1.6fr;padding:17px 22px;border-bottom:1px solid var(--line)}
    .tablebox .rowline:last-child{border-bottom:0}
    .tablebox .rowline strong{color:var(--navy)}
    .tablebox .rowline span{color:var(--muted)}
    .faq-wrap{max-width:900px;margin:auto}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;margin-bottom:12px;overflow:hidden;background:var(--paper)}
    .accordion-button{font-weight:750;color:var(--ink);background:var(--paper);box-shadow:none!important;padding:20px}
    .accordion-button:not(.collapsed){color:var(--blue);background:#f1f6f4}
    .accordion-body{color:var(--muted);padding:0 20px 21px}
    .cta{background:linear-gradient(120deg,#244a72,#18314f);color:#fff;border-radius:27px;padding:55px 60px;position:relative;overflow:hidden}
    .cta:after{content:"♠";position:absolute;right:55px;bottom:-50px;font-size:15rem;color:rgba(255,255,255,.06)}
    .cta p{color:#d5e1e3;max-width:680px;margin:14px 0 25px}
    footer{background:#101d31;color:#bdccd0;padding:55px 0 22px}
    footer .brand{color:#fff}
    footer p{color:#9fb0b7;font-size:.9rem}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}
    footer h4{color:#fff;font-size:1rem;margin-bottom:15px}
    footer ul{list-style:none;padding:0;margin:0}
    footer li{margin:7px 0;font-size:.88rem}
    footer a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;font-size:.82rem;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    :focus-visible{outline:3px solid rgba(105,196,193,.65);outline-offset:3px}
    @media(max-width:1024px){.nav-cta{display:none}.feature-grid{grid-template-columns:repeat(2,1fr)}.split{gap:30px}.footer-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.hero{padding:62px 0}.hero-panel{margin-top:30px}.section{padding:65px 0}.section-head{display:block}.split{grid-template-columns:1fr}.split img{height:300px}.step-list{grid-template-columns:repeat(2,1fr)}.tablebox .rowline{grid-template-columns:1fr;gap:5px}}
    @media(max-width:520px){.container{padding:0 17px}.topbar .container{display:block}.topbar span:last-child{display:none}.feature-grid,.step-list,.footer-grid{grid-template-columns:1fr}.hero h1{font-size:2.35rem}.cta{padding:35px 24px}.cta:after{right:-5px;font-size:9rem}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}.nav-shell{padding:8px}.brand{font-size:1.1rem}}

/* roulang page: category6 */
:root{
      --ink:#172033;--muted:#667085;--cream:#f7f5ef;--paper:#fffdf8;
      --navy:#172d4f;--blue:#315b87;--cyan:#69c4c1;--gold:#d9a441;
      --line:#e7e1d5;--soft:#eef3f2;--shadow:0 18px 50px rgba(25,39,64,.10);
      --radius:22px;--small-radius:14px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--blue)}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    .container{max-width:1180px;margin:auto;padding:0 22px}
    .topbar{font-size:.82rem;background:var(--navy);color:#dfe8ed;padding:7px 0}
    .topbar .container{display:flex;justify-content:space-between;gap:15px}
    .header{padding:18px 0;position:sticky;top:0;z-index:20;background:rgba(247,245,239,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,225,213,.8)}
    .nav-shell{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:10px 14px;box-shadow:0 8px 28px rgba(28,42,61,.06)}
    .brand{display:flex;align-items:center;gap:11px;font-weight:900;font-size:1.3rem;color:var(--navy)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:var(--gold);display:grid;place-items:center;font-weight:900;box-shadow:inset 0 0 0 3px rgba(217,164,65,.2)}
    .nav-link{font-size:.92rem;font-weight:650;color:#526071;border-radius:11px;padding:9px 11px!important}
    .nav-link:hover,.nav-link.active{background:#edf3f1;color:var(--navy)}
    .nav-cta,.btn-main{background:var(--navy);color:#fff;border:0;border-radius:12px;padding:11px 18px;font-weight:750;box-shadow:0 8px 18px rgba(23,45,79,.16)}
    .nav-cta:hover,.btn-main:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}
    .btn-outline{border:1px solid var(--navy);color:var(--navy);border-radius:12px;padding:10px 18px;font-weight:750;background:transparent}
    .btn-outline:hover{background:var(--navy);color:#fff}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:700;font-size:.78rem;letter-spacing:.12em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
    .hero{min-height:570px;padding:82px 0;background:linear-gradient(90deg,rgba(17,37,64,.95),rgba(17,37,64,.66)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff}
    .hero h1{font-size:clamp(2.4rem,5vw,4.4rem);line-height:1.18;letter-spacing:-.04em;margin:18px 0}
    .hero p{color:#e8eff1;max-width:680px;font-size:1.08rem}
    .hero .eyebrow{color:#b8e2dd}
    .hero-panel{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:24px;padding:28px;backdrop-filter:blur(10px);box-shadow:0 18px 45px rgba(0,0,0,.2)}
    .hero-panel h2{font-size:1.2rem;margin-bottom:8px}
    .countdown{display:flex;gap:10px;margin:20px 0}
    .count-box{background:#fff;color:var(--navy);border-radius:13px;min-width:67px;padding:9px;text-align:center}
    .count-box strong{display:block;font-size:1.45rem;line-height:1.2}
    .count-box span{font-size:.72rem;color:var(--muted)}
    .remind-form{display:flex;gap:8px;margin-top:18px}
    .remind-form input{min-width:0;flex:1;border:0;border-radius:11px;padding:11px 13px}
    .remind-form button{border:0;background:var(--gold);color:#fff;border-radius:11px;padding:0 15px;font-weight:800}
    .section{padding:88px 0}
    .soft-section{background:var(--soft)}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section p{color:#cbd8dc}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
    .section-head p{max-width:620px;margin:10px 0 0;color:var(--muted)}
    .dark-section .section-head p{color:#cbd8dc}
    h2{font-weight:850;letter-spacing:-.025em}
    h3{font-size:1.17rem;font-weight:800}
    .cardx{height:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:0 7px 22px rgba(25,39,64,.045);transition:.28s ease}
    .cardx:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#c9dcd8}
    .dark-section .cardx{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.15);box-shadow:none}
    .icon-dot{width:42px;height:42px;border-radius:13px;background:#e5f1ef;color:var(--blue);display:grid;place-items:center;font-weight:900;font-size:1.2rem;margin-bottom:18px}
    .cardx p{color:var(--muted);margin-bottom:0}
    .dark-section .cardx p{color:#cbd8dc}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
    .photo-frame{border-radius:26px;overflow:hidden;box-shadow:var(--shadow);border:8px solid var(--paper)}
    .photo-frame img{width:100%;height:390px;object-fit:cover}
    .checklist{padding:0;margin:22px 0 0;list-style:none}
    .checklist li{position:relative;padding:12px 0 12px 32px;border-bottom:1px solid var(--line);color:#4d5968}
    .checklist li:before{content:"✓";position:absolute;left:0;top:10px;color:var(--gold);font-weight:900}
    .risk-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .risk-item{padding:21px;border-left:3px solid var(--gold);background:rgba(255,255,255,.06);border-radius:0 14px 14px 0}
    .risk-item strong{display:block;color:#fff;margin-bottom:5px}
    .risk-item span{color:#cbd8dc;font-size:.92rem}
    .step-list{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:23px;position:relative}
    .step-num{color:var(--gold);font-size:1.8rem;font-weight:900;line-height:1;margin-bottom:15px}
    .step p{font-size:.92rem;color:var(--muted);margin:0}
    .notice{border-radius:20px;padding:26px 30px;background:#fff7e4;border:1px solid #f0d79f;color:#69511f}
    .notice strong{color:#8d681c}
    .quote{font-size:1.3rem;font-weight:750;line-height:1.65;color:var(--navy);border-left:4px solid var(--gold);padding-left:24px}
    .faq-wrap{max-width:900px;margin:auto}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;margin-bottom:12px;overflow:hidden;background:var(--paper)}
    .accordion-button{font-weight:750;color:var(--ink);background:var(--paper);box-shadow:none!important;padding:20px}
    .accordion-button:not(.collapsed){color:var(--blue);background:#f1f6f4}
    .accordion-body{color:var(--muted);padding:0 20px 21px}
    .cta{background:linear-gradient(120deg,#244a72,#18314f);color:#fff;border-radius:27px;padding:52px 60px;position:relative;overflow:hidden}
    .cta:after{content:"♠";position:absolute;right:55px;bottom:-50px;font-size:15rem;color:rgba(255,255,255,.06)}
    .cta p{color:#d5e1e3;max-width:680px;margin:14px 0 25px}
    footer{background:#101d31;color:#bdccd0;padding:55px 0 22px}
    footer .brand{color:#fff}
    footer p{color:#9fb0b7;font-size:.9rem}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}
    footer h4{color:#fff;font-size:1rem;margin-bottom:15px}
    footer ul{list-style:none;padding:0;margin:0}
    footer li{margin:7px 0;font-size:.88rem}
    footer a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;font-size:.82rem;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    :focus-visible{outline:3px solid rgba(105,196,193,.7);outline-offset:3px}
    @media(max-width:992px){.navbar-nav{padding-top:12px}.nav-cta{display:inline-block;margin-top:10px}.split{grid-template-columns:1fr}.step-list{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.topbar .container{display:block}.topbar .container span:last-child{display:none}.hero{padding:65px 0}.hero-panel{margin-top:28px}.feature-grid,.risk-grid{grid-template-columns:1fr}.section{padding:65px 0}.section-head{display:block}.footer-grid{grid-template-columns:1fr 1fr}.cta{padding:38px 27px}}
    @media(max-width:520px){.container{padding:0 17px}.brand{font-size:1.12rem}.brand-mark{width:34px;height:34px}.step-list,.footer-grid{grid-template-columns:1fr}.hero h1{font-size:2.35rem}.remind-form{display:block}.remind-form input,.remind-form button{width:100%;height:46px}.remind-form button{margin-top:8px}.count-box{min-width:58px}.countdown{gap:6px}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}}

/* roulang page: category7 */
:root{
      --ink:#172033;--muted:#667085;--cream:#f7f5ef;--paper:#fffdf8;
      --navy:#172d4f;--blue:#315b87;--cyan:#69c4c1;--gold:#d9a441;
      --line:#e7e1d5;--soft:#eef3f2;--shadow:0 18px 50px rgba(25,39,64,.10);
      --radius:22px;--small-radius:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.8;font-size:16px}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--blue)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1180px;margin:auto;padding:0 22px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:700;font-size:.78rem;letter-spacing:.12em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
    .section{padding:94px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:38px}
    .section-head p{max-width:620px;margin:12px 0 0;color:var(--muted)}
    h1,h2,h3,h4{font-weight:850;line-height:1.28;letter-spacing:-.025em}
    h1{font-size:clamp(2.4rem,5vw,4.8rem)}
    h2{font-size:clamp(1.8rem,3vw,2.8rem)}
    h3{font-size:1.18rem}
    .topbar{font-size:.82rem;background:var(--navy);color:#dfe8ed;padding:7px 0}
    .topbar .container{display:flex;justify-content:space-between;gap:15px}
    .header{padding:18px 0;position:sticky;top:0;z-index:20;background:rgba(247,245,239,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,225,213,.8)}
    .nav-shell{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:10px 14px;box-shadow:0 8px 28px rgba(28,42,61,.06)}
    .brand{display:flex;align-items:center;gap:11px;font-weight:900;font-size:1.3rem;color:var(--navy)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:var(--gold);display:grid;place-items:center;font-weight:900;box-shadow:inset 0 0 0 3px rgba(217,164,65,.2)}
    .nav-link{font-size:.92rem;font-weight:650;color:#526071;border-radius:11px;padding:9px 11px!important}
    .nav-link:hover,.nav-link.active{background:#edf3f1;color:var(--navy)}
    .nav-cta,.btn-main{background:var(--navy);color:#fff;border:0;border-radius:12px;padding:11px 18px;font-weight:750;box-shadow:0 8px 18px rgba(23,45,79,.16)}
    .nav-cta:hover,.btn-main:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}
    .btn-outline{border:1px solid var(--navy);color:var(--navy);border-radius:12px;padding:10px 18px;font-weight:750;background:transparent}
    .btn-outline:hover{background:var(--navy);color:#fff}
    .btn-lightline{border:1px solid rgba(255,255,255,.45);color:#fff;border-radius:12px;padding:11px 18px;font-weight:700}
    .btn-lightline:hover{background:#fff;color:var(--navy)}
    .hero{padding:90px 0 76px;background:linear-gradient(90deg,rgba(17,37,64,.94),rgba(17,37,64,.72)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff}
    .hero p{color:#e8eff1;max-width:760px;font-size:1.08rem}
    .hero .eyebrow{color:#b8e2dd}
    .hero h1{max-width:800px;margin:18px 0 22px}
    .crumb{color:#bdd0d1;font-size:.9rem;margin-bottom:20px}
    .bento{display:grid;grid-template-columns:1.25fr .75fr;gap:18px;margin-top:38px}
    .bento-main,.bento-small{border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);background:rgba(255,255,255,.09);backdrop-filter:blur(8px);padding:28px}
    .bento-main{grid-row:span 2;min-height:250px}
    .bento-small{display:flex;align-items:center;gap:15px}
    .bento-icon{width:45px;height:45px;border-radius:14px;background:var(--gold);color:#fff;display:grid;place-items:center;font-size:1.25rem;font-weight:900;flex:none}
    .hero-cta{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px}
    .soft-section{background:var(--soft)}
    .cardx{height:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:0 7px 22px rgba(25,39,64,.045);transition:.28s ease}
    .cardx:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#c9dcd8}
    .cardx h3{margin-bottom:10px}
    .cardx p{color:var(--muted)}
    .topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .topic-card{min-height:190px;display:flex;flex-direction:column;justify-content:space-between}
    .topic-card .number{font-size:.8rem;color:var(--gold);font-weight:800}
    .topic-card a{color:var(--blue);font-weight:750}
    .photo-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;align-items:stretch}
    .photo{min-height:390px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
    .photo img{width:100%;height:100%;object-fit:cover}
    .checklist{padding:0;margin:25px 0 0;list-style:none}
    .checklist li{position:relative;padding:12px 0 12px 32px;border-bottom:1px solid var(--line);color:#4d5968}
    .checklist li:before{content:"✓";position:absolute;left:0;top:10px;color:var(--gold);font-weight:900}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section p{color:#cbd8dc}
    .dark-section .cardx{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.15);box-shadow:none}
    .dark-section .cardx p{color:#cbd8dc}
    .data-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}
    .data-box{padding:24px;border-left:3px solid var(--gold);background:rgba(255,255,255,.06);border-radius:0 15px 15px 0}
    .data-box strong{display:block;font-size:2rem;color:#fff}
    .data-box span{color:#b9cdd0;font-size:.9rem}
    .step-list{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:22px}
    .step b{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#e9f1ef;color:var(--blue);margin-bottom:17px}
    .step p{color:var(--muted);font-size:.92rem}
    .news-list{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:8px 25px}
    .news-item{display:grid;grid-template-columns:105px 1fr auto;gap:18px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
    .news-item:last-child{border-bottom:0}
    .news-item time{font-size:.84rem;color:var(--gold);font-weight:750}
    .news-item h3{font-size:1.05rem;margin:0}
    .news-item p{font-size:.88rem;margin:5px 0 0;color:var(--muted)}
    .mini-link{font-size:.86rem;color:var(--blue);font-weight:750;white-space:nowrap}
    .recommend{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .recommend img{width:100%;height:185px;object-fit:cover;opacity:.88;border-radius:15px;margin-bottom:18px}
    .faq-wrap{max-width:900px;margin:auto}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;margin-bottom:12px;overflow:hidden;background:var(--paper)}
    .accordion-button{font-weight:750;color:var(--ink);background:var(--paper);box-shadow:none!important;padding:20px}
    .accordion-button:not(.collapsed){color:var(--blue);background:#f1f6f4}
    .accordion-body{color:var(--muted);padding:0 20px 21px}
    .cta{background:linear-gradient(120deg,#244a72,#18314f);color:#fff;border-radius:27px;padding:55px 60px;position:relative;overflow:hidden}
    .cta:after{content:"♠";position:absolute;right:55px;bottom:-50px;font-size:15rem;color:rgba(255,255,255,.06)}
    .cta p{color:#d5e1e3;max-width:680px;margin:14px 0 25px}
    footer{background:#101d31;color:#bdccd0;padding:55px 0 22px}
    footer .brand{color:#fff}
    footer p{color:#9fb0b7;font-size:.9rem}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}
    footer h4{color:#fff;font-size:1rem;margin-bottom:15px}
    footer ul{list-style:none;padding:0;margin:0}
    footer li{margin:7px 0;font-size:.88rem}
    footer a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;font-size:.82rem;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
    :focus-visible{outline:3px solid rgba(105,196,193,.75);outline-offset:3px}
    @media(max-width:992px){.topic-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.nav-cta{display:inline-block;margin-top:12px}.bento{grid-template-columns:1fr}.bento-main{grid-row:auto}.step-list{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.section{padding:65px 0}.section-head{display:block}.photo-panel{grid-template-columns:1fr}.photo{min-height:280px}.recommend{grid-template-columns:1fr}.news-item{grid-template-columns:1fr;gap:4px}.news-item .mini-link{justify-self:start;margin-top:8px}.hero{padding:65px 0}.data-row{grid-template-columns:1fr}}
    @media(max-width:520px){.container{padding:0 16px}.topbar .container{display:block}.topbar span:last-child{display:none}.topic-grid,.step-list,.footer-grid{grid-template-columns:1fr}.nav-shell{padding:8px 10px}.brand{font-size:1.12rem}.hero h1{font-size:2.35rem}.bento-main,.bento-small{padding:21px}.cta{padding:35px 24px}.cta:after{right:-20px;font-size:9rem}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}}