/* roulang page: index */
:root{
      --navy:#102a56;--blue:#2268d8;--cyan:#31b8d4;--ink:#18243a;
      --muted:#68758a;--paper:#f5f8fc;--white:#fff;--line:#e3eaf4;
      --radius:22px;--shadow:0 18px 50px rgba(25,57,105,.11);
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none;transition:.25s ease}img{max-width:100%;display:block}button,input{font:inherit}
    .container{max-width:1180px}.topbar{height:76px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .brand{font-size:25px;font-weight:900;letter-spacing:1px;color:var(--navy);white-space:nowrap}.brand em{font-style:normal;color:var(--blue)}
    .nav-link{color:#516078!important;font-size:14px;font-weight:700;padding:26px 12px!important;border-bottom:3px solid transparent}.nav-link:hover,.nav-link.active{color:var(--blue)!important;border-bottom-color:var(--blue)}
    .nav-actions{display:flex;gap:10px;align-items:center}.btn-main,.btn-soft{border-radius:12px;padding:11px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:7px}.btn-main{background:var(--blue);color:white;box-shadow:0 9px 20px rgba(34,104,216,.23)}.btn-main:hover{background:#1655b9;color:#fff;transform:translateY(-2px)}.btn-soft{background:#edf4ff;color:var(--blue);border-color:#d7e5fc}.btn-soft:hover{background:#dceaff;color:var(--navy)}
    .hero{min-height:620px;display:flex;align-items:center;position:relative;background:linear-gradient(90deg,rgba(11,32,70,.91),rgba(20,62,120,.61)),url('/assets/images/backpic/back-1.webp') center/cover;overflow:hidden;color:#fff}
    .hero:after{content:"";position:absolute;inset:auto -8% -45% 35%;height:450px;background:rgba(49,184,212,.14);border-radius:50%;filter:blur(8px)}.hero .container{position:relative;z-index:1}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:2px;font-weight:900;color:#58d1df;text-transform:uppercase}.hero h1{font-size:clamp(38px,5vw,68px);line-height:1.18;margin:18px 0 22px;font-weight:900;max-width:730px}.hero p{font-size:18px;color:#dce8fb;max-width:690px}.hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin:30px 0 28px}.hero .btn-soft{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.3);color:#fff}.hero .btn-soft:hover{background:#fff;color:var(--navy)}
    .hero-stats{display:flex;gap:32px;flex-wrap:wrap}.hero-stat strong{display:block;font-size:25px;color:#fff}.hero-stat span{font-size:13px;color:#bcd0eb}
    section{padding:92px 0}.section-head{margin-bottom:38px}.section-head h2{font-size:clamp(28px,3.2vw,42px);line-height:1.25;margin:9px 0 13px;font-weight:900;color:var(--navy)}.section-head p{color:var(--muted);max-width:700px;margin:0}
    .surface{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.feature-card{height:100%;padding:30px;transition:.25s;border-top:4px solid transparent}.feature-card:hover{transform:translateY(-7px);border-top-color:var(--cyan);box-shadow:0 23px 55px rgba(26,73,135,.16)}.icon{width:48px;height:48px;border-radius:15px;background:#e9f4ff;color:var(--blue);display:grid;place-items:center;font-weight:900;font-size:20px;margin-bottom:21px}.feature-card h3{font-size:20px;margin-bottom:12px;color:var(--navy)}.feature-card p{font-size:14px;color:var(--muted);margin:0}
    .split{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}.visual{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative}.visual img{width:100%;height:420px;object-fit:cover}.visual-caption{position:absolute;bottom:0;left:0;right:0;padding:24px;color:white;background:linear-gradient(transparent,rgba(8,27,62,.85))}.number-list{display:grid;gap:18px}.number-item{display:flex;gap:17px;align-items:flex-start}.number{flex:0 0 38px;height:38px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800}.number-item h3{font-size:18px;margin:0 0 3px}.number-item p{font-size:14px;color:var(--muted);margin:0}
    .dark-section{background:var(--navy);color:#fff}.dark-section .section-head h2{color:#fff}.dark-section .section-head p{color:#b9c8df}.progress-wrap{background:rgba(255,255,255,.08);padding:28px;border:1px solid rgba(255,255,255,.14);border-radius:20px}.progress-line{height:10px;background:#304a73;border-radius:20px;overflow:hidden}.progress-line span{display:block;width:76%;height:100%;background:linear-gradient(90deg,var(--cyan),#7ee5dc);border-radius:20px}.progress-meta{display:flex;justify-content:space-between;margin-top:14px;color:#d9e7f8;font-size:14px}.rank-list{background:#fff;color:var(--ink);border-radius:18px;overflow:hidden}.rank-row{display:grid;grid-template-columns:55px 1fr auto;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line)}.rank-row:last-child{border:0}.rank-no{font-weight:900;color:var(--blue);font-size:20px}.rank-row small{color:var(--muted)}.rank-score{font-weight:900;color:var(--navy)}
    .topic-card{min-height:245px;padding:25px;background:#fff;border-radius:20px;border:1px solid var(--line);position:relative;overflow:hidden}.topic-card img{height:120px;width:100%;object-fit:cover;border-radius:13px;margin-bottom:17px}.topic-card h3{font-size:18px;margin:0}.topic-card p{font-size:13px;color:var(--muted);margin:6px 0}.tag{display:inline-block;padding:4px 9px;border-radius:20px;background:#eef5ff;color:var(--blue);font-size:12px;font-weight:800;margin:3px 3px 0 0}
    .app-panel{padding:40px;background:linear-gradient(120deg,#eaf5ff,#f8fbff);border-radius:var(--radius);border:1px solid #d9e9fb}.app-panel h2{color:var(--navy);font-size:33px;font-weight:900}.check-list{list-style:none;padding:0;margin:22px 0}.check-list li{margin:11px 0;color:#52627a}.check-list li:before{content:"✓";color:var(--blue);font-weight:900;margin-right:10px}.qr{width:112px;height:112px;border:8px solid #fff;box-shadow:0 4px 16px #c6d7ea;background:repeating-linear-gradient(45deg,#122c58 0 5px,#fff 5px 10px);border-radius:8px}
    .news-box{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden}.news-item{display:grid;grid-template-columns:105px 1fr auto;gap:20px;align-items:center;padding:22px 25px;border-bottom:1px solid var(--line)}.news-item:last-child{border:0}.news-date{color:var(--blue);font-weight:900;font-size:14px}.news-item h3{font-size:17px;margin:0 0 4px}.news-item p{font-size:13px;color:var(--muted);margin:0}.news-more{font-size:13px;color:var(--blue);font-weight:800;white-space:nowrap}
    .metric{padding:28px;background:#fff;border:1px solid var(--line);border-radius:18px}.metric strong{display:block;font-size:34px;color:var(--blue);line-height:1.2}.metric span{font-size:14px;color:var(--muted)}
    .compare{overflow:hidden;border-radius:20px;border:1px solid var(--line);background:#fff}.compare .rowx{display:grid;grid-template-columns:1.2fr .9fr .9fr;padding:17px 23px;border-bottom:1px solid var(--line);font-size:14px}.compare .rowx:first-child{background:#edf5ff;font-weight:900;color:var(--navy)}.good{color:#14856d;font-weight:800}
    .quote{padding:27px;background:#fff;border:1px solid var(--line);border-radius:19px;height:100%}.quote p{font-size:15px;color:#53627a}.avatar{width:40px;height:40px;border-radius:50%;background:#dcecff;color:var(--blue);display:grid;place-items:center;font-weight:900}.person{display:flex;gap:11px;align-items:center;font-size:14px;font-weight:800}
    .accordion-item{border:1px solid var(--line)!important;border-radius:13px!important;margin-bottom:12px;overflow:hidden}.accordion-button{font-weight:800;color:var(--navy);background:#fff;box-shadow:none!important}.accordion-button:not(.collapsed){color:var(--blue);background:#f1f7ff}.accordion-body{color:var(--muted);font-size:14px}
    .brand-story{padding:38px;background:#fff;border-left:5px solid var(--cyan);border-radius:0 20px 20px 0;box-shadow:var(--shadow)}.brand-story p{color:#596980;margin:0;font-size:16px}.form-card{padding:32px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}.form-control{border-color:#d9e3ef;border-radius:10px;padding:12px}.form-control:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(34,104,216,.12)}.cta{padding:70px 0;background:linear-gradient(110deg,#1d62c9,#12356e);color:#fff}.cta h2{font-size:39px;font-weight:900}.cta p{color:#d4e5fb}.cta .btn-soft{background:#fff;color:var(--navy)}
    footer{background:#0b1e3d;color:#b8c8df;padding:42px 0 26px}.footer-brand{color:#fff;font-size:24px;font-weight:900}.footer-links{display:flex;gap:22px;flex-wrap:wrap;margin:18px 0}.footer-links a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:13px}.float-cta{position:fixed;right:22px;bottom:22px;z-index:15;border-radius:30px;padding:12px 20px;background:var(--blue);color:#fff;box-shadow:0 10px 28px rgba(14,58,125,.35);font-weight:900}.float-cta:hover{background:#154fae;color:#fff;transform:translateY(-2px)}
    @media(max-width:991px){.nav-link{padding:12px!important;border:0}.nav-actions{padding:12px 0}.split{grid-template-columns:1fr;gap:32px}.hero{min-height:570px}}
    @media(max-width:767px){section{padding:64px 0}.topbar{height:auto}.brand{font-size:22px}.hero h1{font-size:40px}.hero p{font-size:16px}.hero-stats{gap:18px}.news-item{grid-template-columns:1fr;gap:5px}.news-more{justify-self:start}.visual img{height:300px}.compare .rowx{grid-template-columns:1.1fr .9fr .9fr;padding:14px 10px;font-size:12px}.float-cta{right:12px;bottom:12px}.cta h2{font-size:30px}}
    @media(max-width:520px){.hero-actions .btn-main,.hero-actions .btn-soft{width:100%}.hero h1{font-size:34px}.section-head h2{font-size:29px}.app-panel{padding:25px}.rank-row{padding:15px}.footer-links{gap:13px}}

/* roulang page: category2 */
:root{--navy:#102a56;--blue:#2268d8;--cyan:#31b8d4;--ink:#18243a;--muted:#68758a;--paper:#f5f8fc;--white:#fff;--line:#e3eaf4;--radius:22px;--shadow:0 18px 50px rgba(25,57,105,.11)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{color:inherit;text-decoration:none;transition:.25s ease}img{max-width:100%;display:block}button,input{font:inherit}.container{max-width:1180px}
.topbar{min-height:76px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;backdrop-filter:blur(14px)}.navbar{padding:0}.brand{font-size:25px;font-weight:900;letter-spacing:1px;color:var(--navy);white-space:nowrap}.brand span{color:var(--blue)}.nav-link{color:#516078!important;font-size:14px;font-weight:700;padding:26px 10px!important;border-bottom:3px solid transparent}.nav-link:hover,.nav-link.active{color:var(--blue)!important;border-bottom-color:var(--blue)}.nav-actions{display:flex;gap:10px;align-items:center;margin-left:10px}.btn-main,.btn-soft{border-radius:12px;padding:11px 18px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:7px;transition:.25s ease}.btn-main{background:var(--blue);color:#fff;box-shadow:0 9px 20px rgba(34,104,216,.23)}.btn-main:hover{background:#1655b9;color:#fff;transform:translateY(-2px)}.btn-soft{background:#edf4ff;color:var(--blue);border-color:#d7e5fc}.btn-soft:hover{background:#dceaff;color:var(--navy)}.navbar-toggler{border:1px solid var(--line);padding:8px 10px}.navbar-toggler:focus{box-shadow:0 0 0 4px rgba(34,104,216,.13)}
.page-hero{position:relative;overflow:hidden;padding:94px 0 88px;color:#fff;background:linear-gradient(100deg,rgba(10,35,76,.94),rgba(19,76,145,.68)),url('/assets/images/backpic/back-2.webp') center/cover}.page-hero:before{content:"";position:absolute;width:420px;height:420px;right:-80px;bottom:-180px;border-radius:50%;background:rgba(49,184,212,.22);filter:blur(4px)}.page-hero .container{position:relative;z-index:1}.crumb{font-size:14px;color:#c9ddfa;margin-bottom:26px}.crumb a:hover{color:#fff}.eyebrow,.section-kicker{font-size:12px;letter-spacing:2px;font-weight:900;color:#58d1df}.page-hero h1{font-size:clamp(38px,5vw,62px);line-height:1.18;font-weight:900;max-width:760px;margin:14px 0 20px}.page-hero p{font-size:18px;color:#d7e5f8;max-width:700px;margin:0}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.page-hero .btn-soft{color:#fff;background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.32)}.page-hero .btn-soft:hover{background:#fff;color:var(--navy)}
section{padding:82px 0}.section-head{margin-bottom:35px}.section-head h2{font-size:clamp(27px,3.2vw,40px);line-height:1.28;color:var(--navy);font-weight:900;margin:8px 0 13px}.section-head p{max-width:720px;color:var(--muted);margin:0}.intro-card,.feature-card,.guide-card,.trust-card,.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.intro-card{padding:38px}.intro-card p{color:#55657c;font-size:16px;margin:0}.intro-card p+p{margin-top:16px}.aside-note{height:100%;padding:32px;border-radius:var(--radius);background:var(--navy);color:#d3e1f5}.aside-note h3{font-size:22px;font-weight:900;color:#fff;margin-bottom:16px}.aside-note ul{padding:0;margin:0;list-style:none}.aside-note li{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.12)}.aside-note li:last-child{border:0}.aside-note li:before{content:"✓";font-weight:900;color:#60d8e5;margin-right:10px}
.route-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.guide-card{padding:25px;height:100%;position:relative;overflow:hidden;transition:.25s ease}.guide-card:hover{transform:translateY(-7px);box-shadow:0 24px 50px rgba(25,57,105,.16);border-color:#bcd4f7}.guide-no{display:inline-flex;width:40px;height:40px;border-radius:12px;align-items:center;justify-content:center;background:#edf4ff;color:var(--blue);font-size:15px;font-weight:900}.guide-card h3{font-size:19px;color:var(--navy);font-weight:900;margin:20px 0 10px}.guide-card p{color:var(--muted);font-size:14px;margin-bottom:18px}.arrow-link{color:var(--blue);font-size:14px;font-weight:800}.arrow-link:hover{color:var(--navy)}
.feature-card{padding:30px;height:100%;transition:.25s ease}.feature-card:hover{transform:translateY(-5px);border-top:4px solid var(--cyan)}.icon-dot{height:54px;width:54px;border-radius:17px;display:flex;align-items:center;justify-content:center;color:var(--blue);background:#edf4ff;font-size:23px;font-weight:900}.feature-card h3{font-size:20px;color:var(--navy);font-weight:900;margin:18px 0 10px}.feature-card p{font-size:14px;color:var(--muted);margin:0}
.split-section{background:#fff}.visual-wrap{height:100%;min-height:410px;overflow:hidden;border-radius:var(--radius);position:relative;box-shadow:var(--shadow)}.visual-wrap img{height:100%;width:100%;object-fit:cover}.visual-badge{position:absolute;left:25px;bottom:25px;background:rgba(16,42,86,.93);color:#fff;border-radius:15px;padding:15px 20px;font-weight:800}.step-list{display:grid;gap:16px}.step-item{display:flex;gap:17px;padding:18px 0;border-bottom:1px solid var(--line)}.step-item:last-child{border-bottom:0}.step-num{flex:0 0 38px;width:38px;height:38px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:900}.step-item h3{font-size:18px;color:var(--navy);font-weight:900;margin:0 0 4px}.step-item p{font-size:14px;color:var(--muted);margin:0}
.soft-section{background:#eaf2fd}.trust-card{padding:29px;height:100%}.trust-card strong{display:block;color:var(--blue);font-size:31px;line-height:1.2;margin-bottom:12px}.trust-card h3{font-size:18px;color:var(--navy);font-weight:900}.trust-card p{font-size:14px;color:var(--muted);margin:0}.notice{border-left:5px solid var(--cyan);padding:23px 27px;background:#fff;border-radius:0 18px 18px 0;box-shadow:var(--shadow);color:#506078}.notice strong{color:var(--navy)}
.news-panel{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;border:1px solid var(--line)}.news-item{display:grid;grid-template-columns:108px 1fr auto;align-items:center;gap:20px;padding:22px 27px;border-bottom:1px solid var(--line)}.news-item:last-child{border-bottom:0}.date-box{font-size:13px;color:var(--blue);font-weight:900}.news-item h3{font-size:17px;color:var(--navy);font-weight:900;margin:0 0 4px}.news-item p{font-size:13px;color:var(--muted);margin:0}.read-btn{font-size:13px;color:var(--blue);font-weight:800;white-space:nowrap}.read-btn:hover{color:var(--navy)}
.accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:12px}.accordion-button{font-weight:800;color:var(--navy);background:#fff;box-shadow:none!important;padding:20px}.accordion-button:not(.collapsed){background:#f1f7ff;color:var(--blue)}.accordion-body{color:var(--muted);font-size:14px;padding:0 20px 20px}.cta{background:linear-gradient(110deg,#1d62c9,#12356e);padding:74px 0;color:#fff}.cta h2{font-size:clamp(30px,4vw,43px);font-weight:900;margin-bottom:14px}.cta p{color:#d4e5fb;max-width:650px;margin:0}.cta .btn-soft{background:#fff;color:var(--navy);border-color:#fff}.cta .btn-soft:hover{background:#dceaff}.float-cta{position:fixed;right:22px;bottom:22px;z-index:20;border-radius:30px;padding:12px 20px;background:var(--blue);color:#fff;box-shadow:0 10px 28px rgba(14,58,125,.35);font-weight:900}.float-cta:hover{background:#154fae;color:#fff;transform:translateY(-2px)}
footer{background:#0b1e3d;color:#b8c8df;padding:42px 0 26px}.footer-brand{color:#fff;font-size:24px;font-weight:900}.footer-links{display:flex;gap:18px;flex-wrap:wrap;margin:18px 0}.footer-links a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:13px}.copyright a:hover{color:#fff}
@media(max-width:1024px){.nav-link{padding:24px 7px!important;font-size:13px}.nav-actions .btn-soft{display:none}.route-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:991px){.topbar{height:auto}.navbar{padding:11px 0}.navbar-collapse{padding:12px 0 5px}.nav-link{padding:10px 2px!important;border-bottom:0}.nav-link.active{background:#edf4ff;border-radius:9px;padding-left:11px!important}.nav-actions{margin:13px 0 5px}.page-hero{padding:76px 0}.news-item{grid-template-columns:90px 1fr}.read-btn{grid-column:2}.visual-wrap{min-height:300px}}@media(max-width:768px){section{padding:62px 0}.page-hero h1{font-size:40px}.intro-card{padding:27px}.route-grid{grid-template-columns:1fr}.news-item{padding:19px}.cta{padding:60px 0}}@media(max-width:520px){.page-hero{padding:62px 0}.page-hero h1{font-size:34px}.page-hero p{font-size:16px}.hero-actions .btn-main,.hero-actions .btn-soft{width:100%}.news-item{grid-template-columns:1fr;gap:8px}.read-btn{grid-column:auto}.float-cta{right:14px;bottom:14px}.footer-links{gap:12px;font-size:14px}}

/* roulang page: category3 */
:root{
      --navy:#102a56;--blue:#2268d8;--cyan:#31b8d4;--ink:#18243a;
      --muted:#68758a;--paper:#f5f8fc;--white:#fff;--line:#e3eaf4;
      --radius:22px;--shadow:0 18px 50px rgba(25,57,105,.11);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1180px}
    .topbar{height:76px;background:rgba(255,255,255,.95);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .brand{font-size:25px;font-weight:900;letter-spacing:1px;color:var(--navy);white-space:nowrap}
    .brand span{color:var(--blue)}
    .navbar{height:76px}
    .nav-link{color:#516078!important;font-size:14px;font-weight:700;padding:12px!important;margin:0 3px;border-bottom:3px solid transparent}
    .nav-link:hover,.nav-link.active{color:var(--blue)!important;border-bottom-color:var(--blue)}
    .navbar-toggler{border:1px solid var(--line);padding:7px 10px}
    .navbar-toggler:focus{box-shadow:0 0 0 4px rgba(34,104,216,.12)}
    .navbar-toggler-icon{width:1.25em;height:1.25em}
    .nav-actions{display:flex;gap:10px;align-items:center}
    .btn-main,.btn-soft{border-radius:12px;padding:11px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:7px}
    .btn-main{background:var(--blue);color:white;box-shadow:0 9px 20px rgba(34,104,216,.23)}
    .btn-main:hover{background:#1655b9;color:#fff;transform:translateY(-2px)}
    .btn-soft{background:#edf4ff;color:var(--blue);border-color:#d7e5fc}
    .btn-soft:hover{background:#dceaff;color:var(--navy)}
    .hero{min-height:560px;display:flex;align-items:center;position:relative;background:linear-gradient(90deg,rgba(11,32,70,.94),rgba(20,62,120,.64)),url('/assets/images/backpic/back-2.webp') center/cover;color:#fff;overflow:hidden}
    .hero:after{content:"";position:absolute;width:460px;height:460px;right:-100px;bottom:-220px;background:rgba(49,184,212,.16);border-radius:50%;filter:blur(5px)}
    .hero .container{position:relative;z-index:1}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:2px;font-weight:900;color:#58d1df}
    .hero h1{font-size:clamp(37px,5vw,62px);line-height:1.18;margin:16px 0 20px;font-weight:900;max-width:670px}
    .hero p{font-size:18px;color:#dce8fb;max-width:650px}
    .hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin:26px 0 24px}
    .hero .btn-soft{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.3);color:#fff}
    .hero .btn-soft:hover{background:#fff;color:var(--navy)}
    .deal-card{background:#fff;color:var(--ink);border-radius:24px;padding:24px;box-shadow:0 22px 65px rgba(1,20,55,.3);max-width:390px;margin-left:auto;position:relative}
    .deal-card img{height:145px;width:100%;object-fit:cover;border-radius:15px;margin:14px 0}
    .deal-top{display:flex;justify-content:space-between;align-items:center}
    .deal-top strong{font-size:19px;color:var(--navy)}
    .deal-badge{background:#e9f8fb;color:#087f9b;border-radius:20px;padding:5px 10px;font-size:12px;font-weight:900}
    .countdown{display:flex;gap:8px;margin:15px 0 18px}
    .time-box{background:#f1f5fa;border-radius:10px;padding:8px 11px;min-width:54px;text-align:center;color:var(--navy);font-weight:900}
    .time-box small{display:block;font-size:10px;color:var(--muted);font-weight:600}
    .trust-strip{background:#fff;border-bottom:1px solid var(--line);padding:22px 0}
    .trust-item{display:flex;align-items:center;gap:12px;color:#52627a;font-size:14px}
    .trust-icon{width:36px;height:36px;border-radius:12px;background:#eaf3ff;color:var(--blue);display:grid;place-items:center;font-weight:900}
    section{padding:88px 0}
    .section-head{margin-bottom:38px}
    .section-head h2{font-size:clamp(28px,3.2vw,42px);line-height:1.25;margin:9px 0 13px;font-weight:900;color:var(--navy)}
    .section-head p{color:var(--muted);max-width:700px;margin:0}
    .feature-card{height:100%;padding:30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:.25s;border-top:4px solid transparent}
    .feature-card:hover{transform:translateY(-7px);border-top-color:var(--cyan);box-shadow:0 23px 55px rgba(26,73,135,.16)}
    .feature-no{font-size:13px;color:var(--blue);font-weight:900;letter-spacing:1px}
    .feature-card h3{font-size:20px;margin:13px 0 10px;color:var(--navy)}
    .feature-card p{font-size:14px;color:var(--muted);margin:0}
    .split-panel{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
    .split-panel img{height:100%;min-height:370px;width:100%;object-fit:cover}
    .split-copy{padding:44px}
    .split-copy h2{color:var(--navy);font-size:32px;font-weight:900;line-height:1.3}
    .check-list{list-style:none;padding:0;margin:22px 0}
    .check-list li{margin:13px 0;color:#52627a}
    .check-list li:before{content:"✓";color:var(--blue);font-weight:900;margin-right:10px}
    .step-wrap{position:relative}
    .step-wrap:before{content:"";position:absolute;top:28px;left:11%;right:11%;border-top:2px dashed #c9d9ed}
    .step{position:relative;text-align:center}
    .step-num{width:56px;height:56px;display:grid;place-items:center;border-radius:50%;margin:0 auto 17px;background:var(--blue);color:#fff;font-weight:900;font-size:20px;box-shadow:0 8px 20px rgba(34,104,216,.25)}
    .step h3{font-size:18px;color:var(--navy)}
    .step p{font-size:14px;color:var(--muted);margin:0 auto;max-width:220px}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section .section-head h2{color:#fff}
    .dark-section .section-head p{color:#b9c8df}
    .guide-list{display:grid;gap:14px}
    .guide-row{display:flex;gap:18px;align-items:flex-start;padding:20px 22px;border:1px solid rgba(255,255,255,.14);border-radius:16px;background:rgba(255,255,255,.06)}
    .guide-row b{font-size:20px;color:#58d1df}
    .guide-row h3{font-size:17px;margin:0 0 4px;color:#fff}
    .guide-row p{font-size:14px;color:#bdcce0;margin:0}
    .number-list{display:grid;gap:18px}
    .number-item{display:flex;gap:17px;align-items:flex-start;padding-bottom:18px;border-bottom:1px solid var(--line)}
    .number-item:last-child{border-bottom:0}
    .number-item > strong{font-size:22px;color:var(--blue)}
    .number-item h3{font-size:18px;margin:0 0 3px;color:var(--navy)}
    .number-item p{font-size:14px;color:var(--muted);margin:0}
    .info-card{background:#eef6ff;border:1px solid #d8e8fa;border-radius:var(--radius);padding:32px}
    .info-card h3{color:var(--navy);font-size:22px;font-weight:900}
    .tag{display:inline-block;padding:4px 9px;border-radius:20px;background:#eef5ff;color:var(--blue);font-size:12px;font-weight:800;margin:3px}
    .accordion-item{border:1px solid var(--line)!important;border-radius:13px!important;margin-bottom:12px;overflow:hidden}
    .accordion-button{font-weight:800;color:var(--navy);background:#fff;box-shadow:none!important;padding:20px}
    .accordion-button:not(.collapsed){color:var(--blue);background:#f1f7ff}
    .accordion-body{color:var(--muted);font-size:14px;padding:18px 20px}
    .cta{padding:70px 0;background:linear-gradient(110deg,#1d62c9,#12356e);color:#fff}
    .cta h2{font-size:39px;font-weight:900}
    .cta p{color:#d4e5fb}
    .cta .btn-soft{background:#fff;color:var(--navy)}
    footer{background:#0b1e3d;color:#b8c8df;padding:42px 0 26px}
    .footer-brand{color:#fff;font-size:24px;font-weight:900}
    .footer-links{display:flex;gap:22px;flex-wrap:wrap;margin:18px 0}
    .footer-links a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:13px}
    .float-cta{position:fixed;right:22px;bottom:22px;z-index:15;border-radius:30px;padding:12px 20px;background:var(--blue);color:#fff;box-shadow:0 10px 28px rgba(14,58,125,.35);font-weight:900}
    .float-cta:hover{background:#154fae;color:#fff;transform:translateY(-2px)}
    :focus-visible{outline:3px solid rgba(49,184,212,.65);outline-offset:3px}
    @media(max-width:991px){
      .topbar,.navbar{height:auto;min-height:76px}
      .navbar-collapse{background:#fff;padding:12px 0 20px}
      .nav-link{padding:10px 0!important}
      .nav-actions{margin-top:12px}
      .deal-card{margin:35px 0 0;max-width:none}
      .hero{padding:75px 0}
      .step-wrap:before{display:none}
    }
    @media(max-width:767px){
      section{padding:64px 0}
      .hero h1{font-size:39px}
      .hero p{font-size:16px}
      .hero-actions .btn-main,.hero-actions .btn-soft{width:100%}
      .split-copy{padding:28px}
      .split-copy h2{font-size:28px}
      .split-panel img{min-height:240px}
      .trust-item{margin-bottom:12px}
      .cta h2{font-size:30px}
    }
    @media(max-width:520px){
      .container{padding-left:20px;padding-right:20px}
      .brand{font-size:22px}
      .deal-card{padding:18px}
      .time-box{min-width:45px;padding:7px 6px}
      .float-cta{right:14px;bottom:14px}
    }

/* roulang page: category1 */
:root{
--navy:#102a56;--blue:#2268d8;--cyan:#31b8d4;--ink:#18243a;--muted:#68758a;--paper:#f5f8fc;--white:#fff;--line:#e3eaf4;
--radius:22px;--shadow:0 18px 50px rgba(25,57,105,.11);--shadow-lg:0 28px 80px rgba(8,36,82,.18)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
a{color:inherit;text-decoration:none;transition:.25s ease}
img{max-width:100%;display:block}
button,input{font:inherit}
.container{max-width:1180px}
.topbar{height:76px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;backdrop-filter:blur(14px)}
.navbar{height:76px;padding:0}
.brand{font-size:25px;font-weight:900;letter-spacing:1px;color:var(--navy);white-space:nowrap}
.brand span{color:var(--blue)}
.nav-link{color:#516078!important;font-size:14px;font-weight:700;padding:12px!important;border-radius:10px;white-space:nowrap}
.nav-link:hover,.nav-link.active{color:var(--blue)!important;background:#edf4ff}
.nav-actions{display:flex;gap:10px;align-items:center;margin-left:12px}
.btn-main,.btn-soft{border-radius:12px;padding:11px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:7px;cursor:pointer}
.btn-main{background:var(--blue);color:#fff;box-shadow:0 9px 20px rgba(34,104,216,.23)}
.btn-main:hover{background:#1655b9;color:#fff;transform:translateY(-2px)}
.btn-main:active{transform:translateY(0)}
.btn-soft{background:#edf4ff;color:var(--blue);border-color:#d7e5fc}
.btn-soft:hover{background:#dceaff;color:var(--navy)}
.btn-main:focus,.btn-soft:focus,.nav-link:focus{outline:3px solid rgba(49,184,212,.34);outline-offset:3px}
.navbar-toggler{border:1px solid #d9e4f2;border-radius:10px;padding:8px 10px}
.navbar-toggler:focus{box-shadow:0 0 0 4px rgba(34,104,216,.12)}
section{padding:88px 0}
.section-kicker{font-size:12px;letter-spacing:2px;font-weight:900;color:var(--blue)}
.section-head{margin-bottom:36px}
.section-head h2{font-size:clamp(28px,3.2vw,42px);line-height:1.25;margin:8px 0 13px;font-weight:900;color:var(--navy)}
.section-head p{color:var(--muted);max-width:760px;margin:0}
.app-hero{position:relative;overflow:hidden;padding:82px 0 76px;background:linear-gradient(110deg,rgba(9,29,63,.97),rgba(21,66,130,.88)),url('/assets/images/backpic/back-2.webp') center/cover;color:#fff}
.app-hero:before{content:"";position:absolute;width:480px;height:480px;border-radius:50%;right:-120px;top:-175px;background:rgba(49,184,212,.16);filter:blur(2px)}
.app-hero .container{position:relative;z-index:1}
.breadcrumbs{font-size:13px;color:#bed0ed;margin-bottom:28px}
.breadcrumbs a:hover{color:#fff}
.app-hero h1{font-size:clamp(39px,5vw,62px);font-weight:900;line-height:1.16;margin:14px 0 20px;letter-spacing:-1px}
.app-hero p{font-size:17px;color:#d8e7fb;max-width:600px;margin-bottom:27px}
.hero-label{display:inline-flex;align-items:center;gap:8px;background:rgba(91,211,225,.14);border:1px solid rgba(91,211,225,.35);border-radius:99px;padding:7px 13px;color:#8be7ef;font-size:13px;font-weight:800}
.hero-label i{width:7px;height:7px;background:#69e5c7;border-radius:50%;display:inline-block}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.app-hero .btn-soft{color:#fff;background:rgba(255,255,255,.11);border-color:rgba(255,255,255,.25)}
.app-hero .btn-soft:hover{background:#fff;color:var(--navy)}
.download-panel{background:#fff;color:var(--ink);border-radius:24px;padding:25px;box-shadow:var(--shadow-lg);max-width:430px;margin-left:auto;position:relative}
.download-panel:after{content:"";position:absolute;right:22px;top:22px;width:9px;height:9px;background:#50d9af;border-radius:50%;box-shadow:0 0 0 5px rgba(80,217,175,.16)}
.download-panel h3{font-size:22px;color:var(--navy);font-weight:900;margin:0 0 3px}
.download-panel>p{font-size:13px;color:var(--muted);margin-bottom:18px}
.device-row{display:flex;align-items:center;justify-content:space-between;padding:14px 0;border-top:1px solid var(--line)}
.device-row:first-of-type{border-top:0}
.device-icon{width:44px;height:44px;display:grid;place-items:center;background:#edf4ff;color:var(--blue);border-radius:13px;font-size:19px;font-weight:900}
.device-row strong{display:block;font-size:15px;color:var(--navy)}
.device-row small{display:block;color:var(--muted);font-size:12px}
.status{color:#168968;background:#ebfbf5;border-radius:20px;padding:4px 9px;font-size:11px;font-weight:900}
.notice-strip{background:#e9f7fb;padding:19px 0;border-bottom:1px solid #d5edf3}
.notice-inner{display:flex;gap:13px;align-items:flex-start;color:#315276;font-size:14px}
.notice-icon{color:var(--blue);font-size:19px;line-height:1.6}
.info-card,.step-card,.scene-card,.quote-card,.support-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.info-card{padding:29px;height:100%;transition:.25s ease}
.info-card:hover{transform:translateY(-6px);box-shadow:0 25px 56px rgba(25,57,105,.16);border-color:#c9dcf7}
.icon-box{width:52px;height:52px;border-radius:16px;background:#eaf3ff;color:var(--blue);display:grid;place-items:center;font-size:22px;font-weight:900;margin-bottom:20px}
.icon-box.cyan{background:#e5f9fb;color:#178fa8}
.icon-box.navy{background:#e8edf7;color:var(--navy)}
.info-card h3{color:var(--navy);font-size:20px;font-weight:900;margin-bottom:10px}
.info-card p{font-size:14px;color:var(--muted);margin:0}
split-section{display:block}
.content-photo{height:100%;min-height:410px;border-radius:24px;overflow:hidden;position:relative;box-shadow:var(--shadow)}
.content-photo img{height:100%;width:100%;object-fit:cover}
.content-photo:after{content:"亿万28移动服务";position:absolute;left:22px;bottom:20px;padding:8px 13px;background:rgba(9,31,66,.8);color:#fff;border-radius:10px;font-size:13px;font-weight:800}
.copy-block{padding:20px 0 20px 32px}
.copy-block h2{font-size:clamp(29px,3vw,40px);color:var(--navy);font-weight:900;line-height:1.28;margin:10px 0 18px}
.copy-block>p{color:var(--muted);margin-bottom:22px}
.check-list{padding:0;margin:0;list-style:none}
.check-list li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line);color:#50617b;font-size:15px}
.check-list li:last-child{border-bottom:0}
.check{width:23px;height:23px;flex:0 0 23px;display:grid;place-items:center;background:#e9f8f5;border-radius:50%;color:#169d7d;font-size:13px;font-weight:900;margin-top:2px}
.dark-band{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.dark-band:after{content:"";position:absolute;width:400px;height:400px;border-radius:50%;background:rgba(49,184,212,.13);right:-160px;bottom:-250px}
.dark-band .container{position:relative;z-index:1}
.dark-band .section-head h2{color:#fff}
.dark-band .section-head p{color:#b9cbe5}
.step-card{padding:27px;background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.15);box-shadow:none;color:#fff;height:100%}
.step-num{display:flex;align-items:center;justify-content:space-between;margin-bottom:21px;color:#72dce8;font-size:12px;font-weight:900;letter-spacing:1.5px}
.step-num b{font-size:28px;line-height:1;color:#fff}
.step-card h3{font-size:19px;font-weight:900;margin-bottom:9px}
.step-card p{margin:0;color:#c2d4ee;font-size:14px}
.scene-card{overflow:hidden;height:100%;transition:.25s}
.scene-card:hover{transform:translateY(-5px)}
.scene-card img{width:100%;height:210px;object-fit:cover}
.scene-body{padding:23px}
.scene-body h3{font-weight:900;color:var(--navy);font-size:20px;margin-bottom:8px}
.scene-body p{font-size:14px;color:var(--muted);margin:0}
.scene-tag{color:var(--blue);font-size:12px;font-weight:900;letter-spacing:1px;margin-bottom:8px}
.metrics{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:12px}
.metric{padding:25px;border-right:1px solid var(--line)}
.metric:last-child{border-right:0}
.metric strong{display:block;font-size:31px;line-height:1.1;color:var(--blue);font-weight:900}
.metric span{display:block;color:var(--muted);font-size:13px;margin-top:8px}
.trust-card{background:#edf5ff;border-radius:24px;padding:37px;height:100%}
.trust-card h3{font-size:25px;font-weight:900;color:var(--navy);margin-bottom:13px}
.trust-card p{color:#58708f;margin-bottom:22px}
.quote-card{padding:30px;height:100%}
.quote-mark{font-size:43px;line-height:.8;color:var(--cyan);font-weight:900}
.quote-card p{font-size:15px;color:#50617a;margin:17px 0}
.quote-person{font-size:13px;color:var(--blue);font-weight:900}
.faq-wrap{max-width:900px;margin:auto}
.accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;margin-bottom:13px;overflow:hidden;box-shadow:0 7px 18px rgba(25,57,105,.04)}
.accordion-button{font-weight:800;color:var(--navy);background:#fff;box-shadow:none!important;padding:19px 21px}
.accordion-button:not(.collapsed){color:var(--blue);background:#f1f7ff}
.accordion-body{color:var(--muted);font-size:14px;padding:0 21px 20px}
.support-card{padding:34px;background:#fff}
.support-card h3{font-weight:900;color:var(--navy);font-size:23px}
.support-card p{color:var(--muted);font-size:14px}
.cta{padding:69px 0;background:linear-gradient(110deg,#1d62c9,#12356e);color:#fff}
.cta h2{font-size:clamp(30px,3.5vw,43px);font-weight:900;margin-bottom:12px}
.cta p{color:#d4e5fb;max-width:680px;margin:0}
.cta .btn-soft{background:#fff;color:var(--navy)}
.cta .btn-soft:hover{background:#eaf3ff}
footer{background:#0b1e3d;color:#b8c8df;padding:42px 0 26px}
.footer-brand{color:#fff;font-size:24px;font-weight:900}
.footer-links{display:flex;gap:22px;flex-wrap:wrap;margin:18px 0}
.footer-links a:hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:13px}
.copyright a{color:#d4e4fb}
.copyright a:hover{color:#fff}
.float-cta{position:fixed;right:22px;bottom:22px;z-index:30;border-radius:30px;padding:12px 20px;background:var(--blue);color:#fff;box-shadow:0 10px 28px rgba(14,58,125,.35);font-weight:900}
.float-cta:hover{background:#154fae;color:#fff;transform:translateY(-2px)}
@media (max-width:1199px){
.nav-link{font-size:13px;padding:10px 8px!important}.nav-actions{gap:7px}.nav-actions .btn-main,.nav-actions .btn-soft{padding:10px 12px;font-size:13px}
}
@media (max-width:991px){
.topbar,.navbar{height:auto;min-height:70px}.navbar{padding:10px 0}.navbar-collapse{margin-top:10px;padding:10px 0 16px;border-top:1px solid var(--line)}.navbar-nav{max-height:48vh;overflow:auto}.nav-link{padding:11px 12px!important}.nav-actions{margin:12px 0 0}.download-panel{margin:38px 0 0;max-width:520px}.copy-block{padding:34px 0 0}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media (max-width:767px){
section{padding:64px 0}.app-hero{padding:64px 0}.app-hero h1{font-size:39px}.metric{border-right:0!important;border-bottom:1px solid var(--line)}.metric:last-child{border-bottom:0}.content-photo{min-height:290px}.notice-inner{font-size:13px}.cta{text-align:center}.cta .d-flex{justify-content:center!important}.footer-links{gap:12px 17px}.float-cta{right:14px;bottom:14px;padding:10px 15px;font-size:14px}
}
@media (max-width:520px){
.brand{font-size:22px}.app-hero h1{font-size:34px}.app-hero p{font-size:15px}.download-panel{padding:20px}.hero-actions,.nav-actions{width:100%}.hero-actions a{flex:1}.section-head h2{font-size:29px}.info-card,.step-card,.support-card{padding:24px}.scene-card img{height:185px}.copyright{font-size:12px}.float-cta{display:none}
}

/* roulang page: category5 */
:root{
      --navy:#102a56;--blue:#2268d8;--cyan:#31b8d4;--ink:#18243a;
      --muted:#68758a;--paper:#f5f8fc;--white:#fff;--line:#e3eaf4;
      --radius:22px;--shadow:0 18px 50px rgba(25,57,105,.11)
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1180px}
    .topbar{height:76px;background:rgba(255,255,255,.95);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .brand{font-size:25px;font-weight:900;letter-spacing:1px;color:var(--navy);white-space:nowrap}
    .brand span{color:var(--blue)}
    .navbar{height:76px}
    .nav-link{color:#516078!important;font-size:14px;font-weight:700;padding:12px!important;border:0}
    .nav-link:hover,.nav-link.active{color:var(--blue)!important}
    .nav-actions{display:flex;gap:10px;align-items:center}
    .btn-main,.btn-soft{border-radius:12px;padding:11px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:7px}
    .btn-main{background:var(--blue);color:#fff;box-shadow:0 9px 20px rgba(34,104,216,.23)}
    .btn-main:hover{background:#1655b9;color:#fff;transform:translateY(-2px)}
    .btn-soft{background:#edf4ff;color:var(--blue);border-color:#d7e5fc}
    .btn-soft:hover{background:#dceaff;color:var(--navy)}
    .hero{min-height:500px;display:flex;align-items:center;position:relative;background:linear-gradient(90deg,rgba(11,32,70,.93),rgba(20,62,120,.62)),url('/assets/images/backpic/back-2.webp') center/cover;color:#fff;overflow:hidden}
    .hero:after{content:"";position:absolute;right:-8%;bottom:-35%;width:540px;height:540px;background:rgba(49,184,212,.14);border-radius:50%;filter:blur(5px)}
    .hero .container{position:relative;z-index:1}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:2px;font-weight:900;color:#58d1df}
    .hero h1{font-size:clamp(38px,5vw,64px);line-height:1.18;margin:18px 0 20px;font-weight:900;max-width:680px}
    .hero p{font-size:18px;color:#dce8fb;max-width:650px}
    .hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin:28px 0 24px}
    .hero .btn-soft{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.3);color:#fff}
    .hero .btn-soft:hover{background:#fff;color:var(--navy)}
    .hero-panel{background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.22);padding:24px;border-radius:22px;box-shadow:0 20px 60px rgba(2,19,51,.25);transform:rotate(2deg)}
    .hero-panel img{width:100%;height:270px;object-fit:cover;border-radius:15px;margin-bottom:18px}
    .panel-line{display:flex;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.18);padding:9px 0;color:#dce8fb;font-size:14px}
    .panel-line strong{color:#fff}
    section{padding:86px 0}
    .section-head{margin-bottom:38px}
    .section-head h2{font-size:clamp(28px,3.2vw,42px);line-height:1.25;margin:9px 0 13px;font-weight:900;color:var(--navy)}
    .section-head p{color:var(--muted);max-width:720px;margin:0}
    .surface{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
    .intro-box{padding:38px 42px;border-left:5px solid var(--cyan)}
    .intro-box p{color:#596980;font-size:16px;margin:0}
    .security-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .security-card{height:100%;padding:30px;background:#fff;border:1px solid var(--line);border-radius:20px;transition:.25s}
    .security-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#b9d2f5}
    .icon{width:48px;height:48px;border-radius:15px;background:#edf5ff;color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:900;margin-bottom:20px}
    .security-card h3{font-size:20px;color:var(--navy);margin:0 0 10px}
    .security-card p{font-size:14px;color:var(--muted);margin:0}
    .check-area{background:#eaf3ff}
    .check-list{list-style:none;padding:0;margin:0}
    .check-list li{position:relative;padding:17px 18px 17px 48px;border-bottom:1px solid #d8e6f7;color:#52627a}
    .check-list li:last-child{border:0}
    .check-list li:before{content:"✓";position:absolute;left:17px;top:17px;color:var(--blue);font-weight:900;font-size:20px}
    .visual img{width:100%;height:390px;object-fit:cover;border-radius:22px;box-shadow:var(--shadow)}
    .scenario-card{padding:27px;background:#fff;border-radius:18px;border:1px solid var(--line);height:100%}
    .scenario-card span{display:inline-block;color:var(--blue);font-weight:900;font-size:13px;margin-bottom:13px}
    .scenario-card h3{font-size:19px;color:var(--navy);margin:0 0 9px}
    .scenario-card p{font-size:14px;color:var(--muted);margin:0}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section h2{color:#fff}
    .dark-section p{color:#b9c8df}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .process-item{position:relative;padding:27px 22px;border:1px solid rgba(255,255,255,.15);border-radius:18px;background:rgba(255,255,255,.06)}
    .process-item b{display:block;color:#58d1df;font-size:27px;margin-bottom:12px}
    .process-item h3{font-size:17px;color:#fff;margin-bottom:8px}
    .process-item p{font-size:13px;margin:0}
    .proof{padding:34px;background:#fff;border-radius:20px;border:1px solid var(--line)}
    .proof strong{display:block;color:var(--blue);font-size:35px;line-height:1.1}
    .proof span{display:block;color:var(--muted);font-size:14px;margin-top:8px}
    .faq .accordion-item{border:1px solid var(--line)!important;border-radius:13px!important;margin-bottom:12px;overflow:hidden}
    .accordion-button{font-weight:800;color:var(--navy);background:#fff;box-shadow:none!important;padding:20px}
    .accordion-button:not(.collapsed){color:var(--blue);background:#f1f7ff}
    .accordion-body{color:var(--muted);font-size:14px;background:#fff}
    .cta{padding:70px 0;background:linear-gradient(110deg,#1d62c9,#12356e);color:#fff}
    .cta h2{font-size:39px;font-weight:900}
    .cta p{color:#d4e5fb;max-width:680px}
    .cta .btn-soft{background:#fff;color:var(--navy)}
    footer{background:#0b1e3d;color:#b8c8df;padding:42px 0 26px}
    .footer-brand{color:#fff;font-size:24px;font-weight:900}
    .footer-links{display:flex;gap:22px;flex-wrap:wrap;margin:18px 0}
    .footer-links a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:13px}
    .float-cta{position:fixed;right:22px;bottom:22px;z-index:15;border-radius:30px;padding:12px 20px;background:var(--blue);color:#fff;box-shadow:0 10px 28px rgba(14,58,125,.35);font-weight:900}
    .float-cta:hover{background:#154fae;color:#fff;transform:translateY(-2px)}
    :focus-visible{outline:3px solid rgba(49,184,212,.65);outline-offset:3px}
    @media(max-width:991px){
      .topbar,.navbar{height:auto;min-height:76px}
      .nav-link{padding:12px 0!important}
      .nav-actions{padding:12px 0 18px}
      .hero{padding:75px 0}
      .hero-panel{margin-top:30px;transform:none}
      .security-grid{grid-template-columns:repeat(2,1fr)}
      .process{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:575px){
      section{padding:62px 0}
      .hero h1{font-size:39px}
      .hero p{font-size:16px}
      .security-grid,.process{grid-template-columns:1fr}
      .intro-box{padding:27px 25px}
      .cta h2{font-size:30px}
      .nav-actions{flex-direction:column;align-items:stretch}
      .float-cta{right:14px;bottom:14px}
    }

/* roulang page: category4 */
:root{
      --navy:#102a56;--blue:#2268d8;--cyan:#31b8d4;--ink:#18243a;
      --muted:#68758a;--paper:#f5f8fc;--white:#fff;--line:#e3eaf4;
      --radius:22px;--shadow:0 18px 50px rgba(25,57,105,.11);
      --shadow-sm:0 9px 25px rgba(25,57,105,.08);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1180px}
    .topbar{min-height:76px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .navbar{padding:0;min-height:76px}
    .brand{font-size:25px;font-weight:900;letter-spacing:1px;color:var(--navy);white-space:nowrap}
    .brand span{color:var(--blue)}
    .nav-link{color:#516078!important;font-size:14px;font-weight:700;padding:26px 10px!important;border-bottom:3px solid transparent}
    .nav-link:hover,.nav-link.active{color:var(--blue)!important;border-bottom-color:var(--blue)}
    .nav-actions{display:flex;gap:10px;align-items:center;margin-left:14px}
    .btn-main,.btn-soft{border-radius:12px;padding:11px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:7px;cursor:pointer}
    .btn-main{background:var(--blue);color:#fff;box-shadow:0 9px 20px rgba(34,104,216,.23)}
    .btn-main:hover{background:#1655b9;color:#fff;transform:translateY(-2px)}
    .btn-soft{background:#edf4ff;color:var(--blue);border-color:#d7e5fc}
    .btn-soft:hover{background:#dceaff;color:var(--navy);transform:translateY(-2px)}
    .btn-main:focus-visible,.btn-soft:focus-visible,.nav-link:focus-visible,.footer-links a:focus-visible{outline:3px solid rgba(49,184,212,.45);outline-offset:3px}
    .navbar-toggler{border:1px solid #d7e2f0;border-radius:10px;padding:7px 10px}
    .navbar-toggler:focus{box-shadow:0 0 0 4px rgba(34,104,216,.13)}
    section{padding:88px 0}
    .section-kicker{font-size:12px;letter-spacing:2px;font-weight:900;color:var(--blue)}
    .section-head{margin-bottom:35px}
    .section-head h2{font-size:clamp(28px,3.2vw,42px);line-height:1.25;margin:9px 0 13px;font-weight:900;color:var(--navy)}
    .section-head p{color:var(--muted);max-width:720px;margin:0}
    .page-hero{position:relative;overflow:hidden;padding:75px 0;background:linear-gradient(105deg,rgba(12,40,83,.94),rgba(21,78,145,.76)),url('/assets/images/backpic/back-2.webp') center/cover;color:#fff}
    .page-hero:after{content:"";position:absolute;width:500px;height:500px;border:1px solid rgba(112,221,237,.31);border-radius:50%;right:-150px;top:-230px;box-shadow:0 0 0 50px rgba(74,186,226,.07),0 0 0 110px rgba(74,186,226,.05)}
    .page-hero .container{position:relative;z-index:1}
    .breadcrumb{margin:0 0 20px;font-size:14px;color:#c7d9f3}
    .breadcrumb a:hover{color:#fff}
    .page-hero h1{font-size:clamp(38px,5vw,60px);line-height:1.18;font-weight:900;margin:0 0 20px;max-width:700px}
    .page-hero p{max-width:700px;font-size:17px;color:#dce8fb;margin:0}
    .hero-points{display:flex;gap:12px;flex-wrap:wrap;margin-top:27px}
    .hero-points span{padding:7px 12px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.1);border-radius:30px;font-size:13px;font-weight:700}
    .live-wrap{margin-top:-42px;position:relative;z-index:3}
    .live-card{background:#fff;border-radius:var(--radius);padding:25px;box-shadow:var(--shadow);border:1px solid #edf2f9}
    .live-cover{position:relative;min-height:230px;border-radius:16px;overflow:hidden;background:linear-gradient(125deg,rgba(13,39,80,.9),rgba(32,104,216,.4)),url('/assets/images/coverpic/cover-4.webp') center/cover;color:#fff;padding:28px}
    .live-cover:before{content:"正在预约";position:absolute;right:18px;top:18px;background:#ef4a61;border-radius:30px;padding:5px 11px;font-size:12px;font-weight:900}
    .live-cover h2{font-size:27px;line-height:1.35;font-weight:900;margin:40px 0 8px;max-width:340px}
    .live-cover p{font-size:14px;color:#e0edff;margin:0}
    .count-panel{padding:10px 12px}
    .count-panel h3{font-size:20px;color:var(--navy);font-weight:900;margin:0 0 6px}
    .count-panel>p{color:var(--muted);font-size:14px;margin-bottom:18px}
    .timer{display:flex;gap:9px;margin-bottom:18px}
    .timer div{min-width:58px;padding:8px 4px;text-align:center;background:#f1f6fd;border-radius:12px;color:var(--navy)}
    .timer strong{display:block;font-size:22px;line-height:1.1}
    .timer small{font-size:11px;color:var(--muted)}
    .notice-line{font-size:13px;color:#5f6f86;border-top:1px solid var(--line);padding-top:15px}
    .notice-line b{color:var(--blue)}
    .service-card{height:100%;background:#fff;border:1px solid var(--line);border-radius:18px;padding:27px;box-shadow:0 5px 18px rgba(29,64,115,.04);transition:.25s ease}
    .service-card:hover{transform:translateY(-7px);box-shadow:var(--shadow);border-color:#cdddfa}
    .icon-box{width:48px;height:48px;display:grid;place-items:center;border-radius:14px;background:#eaf3ff;color:var(--blue);font-size:23px;font-weight:900;margin-bottom:19px}
    .service-card h3{font-size:19px;font-weight:900;color:var(--navy);margin-bottom:10px}
    .service-card p{font-size:14px;color:var(--muted);margin:0}
    .service-card a{display:inline-block;font-size:14px;font-weight:800;color:var(--blue);margin-top:17px}
    .service-card a:hover{color:var(--navy)}
    .info-section{background:#fff}
    .visual-frame{position:relative}
    .visual-frame img{width:100%;height:430px;object-fit:cover;border-radius:22px;box-shadow:var(--shadow)}
    .visual-note{position:absolute;bottom:20px;right:-14px;max-width:250px;padding:19px;background:#fff;border-radius:15px;box-shadow:var(--shadow)}
    .visual-note strong{display:block;font-size:22px;color:var(--blue)}
    .visual-note span{font-size:13px;color:var(--muted)}
    .article-copy h2{font-size:clamp(28px,3.1vw,40px);font-weight:900;color:var(--navy);line-height:1.3;margin-bottom:18px}
    .article-copy p{color:#536279;margin-bottom:16px}
    .check-list{list-style:none;padding:0;margin:25px 0 0}
    .check-list li{position:relative;padding-left:29px;margin:12px 0;color:#52627a}
    .check-list li:before{content:"✓";position:absolute;left:0;top:0;color:var(--blue);font-weight:900}
    .process-section{background:#eaf2fc}
    .process-step{position:relative;padding:0 23px 0 0}
    .process-step:not(:last-child):after{content:"";position:absolute;top:27px;right:1px;width:22px;border-top:2px dashed #9cbce9}
    .step-num{width:54px;height:54px;display:grid;place-items:center;border-radius:17px;background:var(--navy);color:#fff;font-weight:900;font-size:18px;margin-bottom:17px}
    .process-step:nth-child(2) .step-num{background:var(--blue)}
    .process-step:nth-child(3) .step-num{background:var(--cyan)}
    .process-step:nth-child(4) .step-num{background:#4f72a9}
    .process-step h3{font-size:18px;font-weight:900;color:var(--navy);margin-bottom:7px}
    .process-step p{font-size:14px;color:var(--muted);margin:0}
    .dark-section{background:var(--navy);color:#fff}
    .dark-section .section-head h2{color:#fff}
    .dark-section .section-head p{color:#c2d0e6}
    .trust-item{height:100%;padding:25px 23px;border:1px solid rgba(255,255,255,.15);border-radius:17px;background:rgba(255,255,255,.055)}
    .trust-item strong{font-size:29px;color:#65d3e3;display:block;line-height:1.2;margin-bottom:9px}
    .trust-item h3{font-size:17px;font-weight:900;margin-bottom:7px}
    .trust-item p{color:#c5d4e9;font-size:13px;margin:0}
    .guide-card{overflow:hidden;background:#fff;border-radius:19px;border:1px solid var(--line);height:100%;transition:.25s}
    .guide-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
    .guide-card img{width:100%;height:180px;object-fit:cover}
    .guide-card-body{padding:22px}
    .guide-card .tag{display:inline-block;color:var(--blue);background:#edf4ff;border-radius:20px;padding:4px 9px;font-size:12px;font-weight:800;margin-bottom:11px}
    .guide-card h3{font-size:19px;font-weight:900;color:var(--navy);margin-bottom:9px}
    .guide-card p{font-size:14px;color:var(--muted);margin:0}
    .message-box{padding:32px;background:#fff;border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow)}
    .message-box h2{font-size:29px;font-weight:900;color:var(--navy);margin-bottom:11px}
    .message-box p{color:var(--muted)}
    .form-control{border-color:#d9e3ef;border-radius:10px;padding:12px;background:#fbfdff}
    .form-control:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(34,104,216,.12)}
    .form-label{font-size:14px;font-weight:800;color:var(--navy)}
    .accordion-item{border:1px solid var(--line)!important;border-radius:13px!important;margin-bottom:12px;overflow:hidden}
    .accordion-button{font-weight:800;color:var(--navy);background:#fff;box-shadow:none!important;padding:19px 20px}
    .accordion-button:not(.collapsed){color:var(--blue);background:#f1f7ff}
    .accordion-body{color:var(--muted);font-size:14px;padding:18px 20px}
    .cta{padding:70px 0;background:linear-gradient(110deg,#1d62c9,#12356e);color:#fff}
    .cta h2{font-size:clamp(30px,4vw,42px);font-weight:900;line-height:1.25;margin-bottom:13px}
    .cta p{color:#d4e5fb;max-width:680px;margin:0}
    .cta .btn-soft{background:#fff;color:var(--navy);border-color:#fff}
    footer{background:#0b1e3d;color:#b8c8df;padding:42px 0 26px}
    .footer-brand{color:#fff;font-size:24px;font-weight:900}
    .footer-links{display:flex;gap:15px 22px;flex-wrap:wrap;margin:18px 0}
    .footer-links a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:13px}
    .copyright a:hover{color:#fff}
    .float-cta{position:fixed;right:22px;bottom:22px;z-index:15;border-radius:30px;padding:12px 20px;background:var(--blue);color:#fff;box-shadow:0 10px 28px rgba(14,58,125,.35);font-weight:900}
    .float-cta:hover{background:#154fae;color:#fff;transform:translateY(-2px)}
    @media (max-width:1199px){
      .nav-link{padding:26px 7px!important;font-size:13px}
      .nav-actions .btn-soft{display:none}
    }
    @media (max-width:991px){
      .navbar{padding:12px 0}
      .navbar-collapse{padding:10px 0 5px}
      .nav-link{padding:10px 4px!important;border-bottom:0!important;border-left:3px solid transparent}
      .nav-link:hover,.nav-link.active{border-left-color:var(--blue)}
      .nav-actions{margin:12px 0 4px}
      .live-wrap{margin-top:0;padding-top:26px}
      .page-hero{padding:58px 0}
      .process-step:not(:last-child):after{display:none}
      .process-step{padding-right:0;margin-bottom:25px}
    }
    @media (max-width:767px){
      section{padding:64px 0}
      .page-hero h1{font-size:38px}
      .live-card{padding:15px}
      .count-panel{padding:21px 8px 5px}
      .visual-frame img{height:320px}
      .visual-note{right:10px;bottom:12px}
      .cta{text-align:center;padding:58px 0}
      .cta .d-flex{justify-content:center!important}
    }
    @media (max-width:520px){
      .brand{font-size:22px}
      .page-hero{padding:48px 0}
      .hero-points span{font-size:12px}
      .live-cover{min-height:205px;padding:20px}
      .live-cover h2{font-size:23px}
      .timer div{min-width:53px}
      .timer strong{font-size:19px}
      .float-cta{right:14px;bottom:14px;padding:10px 15px;font-size:14px}
      .visual-note{max-width:205px;padding:13px}
      .footer-links{gap:10px 16px}
    }

/* roulang page: category6 */
:root{
 --navy:#102a56;--blue:#2268d8;--cyan:#31b8d4;--ink:#18243a;
 --muted:#68758a;--paper:#f5f8fc;--white:#fff;--line:#e3eaf4;
 --radius:22px;--shadow:0 18px 50px rgba(25,57,105,.11);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
a{color:inherit;text-decoration:none;transition:.25s ease}
img{max-width:100%;display:block}
button,input{font:inherit}
.container{max-width:1180px}
.topbar{min-height:76px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
.navbar{min-height:76px;padding:0}
.brand{font-size:25px;font-weight:900;letter-spacing:1px;color:var(--navy);white-space:nowrap}
.brand span{color:var(--blue)}
.navbar-toggler{border:1px solid #cfdced;border-radius:10px;padding:7px 10px}
.navbar-toggler:focus{box-shadow:0 0 0 4px rgba(34,104,216,.15)}
.nav-link{color:#516078!important;font-size:14px;font-weight:700;padding:12px!important;border-radius:9px}
.nav-link:hover,.nav-link.active{color:var(--blue)!important;background:#edf4ff}
.nav-actions{display:flex;gap:10px;align-items:center;padding-left:10px}
.btn-main,.btn-soft{border-radius:12px;padding:11px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:7px;line-height:1.4}
.btn-main{background:var(--blue);color:#fff;box-shadow:0 9px 20px rgba(34,104,216,.23)}
.btn-main:hover{background:#1655b9;color:#fff;transform:translateY(-2px)}
.btn-main:focus,.btn-soft:focus,.float-cta:focus{outline:none;box-shadow:0 0 0 4px rgba(49,184,212,.3)}
.btn-soft{background:#edf4ff;color:var(--blue);border-color:#d7e5fc}
.btn-soft:hover{background:#dceaff;color:var(--navy)}
section{padding:82px 0}
.section-kicker{font-size:12px;letter-spacing:2px;font-weight:900;color:var(--blue);text-transform:uppercase}
.section-head{margin-bottom:34px}
.section-head h2{font-size:clamp(28px,3.2vw,42px);line-height:1.25;margin:9px 0 13px;font-weight:900;color:var(--navy)}
.section-head p{color:var(--muted);max-width:760px;margin:0}
.flashbar{background:#0b2653;color:#dceafd;padding:10px 0;font-size:14px}
.flash-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}
.flash-inner strong{color:#fff}
.countdown{display:flex;align-items:center;gap:7px;white-space:nowrap}
.countdown b{display:inline-flex;min-width:28px;justify-content:center;padding:2px 6px;background:#fff;color:var(--navy);border-radius:6px;font-size:13px}
.news-hero{position:relative;overflow:hidden;padding:72px 0 82px;background:linear-gradient(100deg,rgba(10,35,77,.94),rgba(30,89,169,.82)),url('/assets/images/backpic/back-2.webp') center/cover;color:#fff}
.news-hero:after{content:"";position:absolute;width:390px;height:390px;border:1px solid rgba(255,255,255,.2);border-radius:50%;right:-110px;top:-150px;box-shadow:0 0 0 48px rgba(255,255,255,.05),0 0 0 96px rgba(255,255,255,.04)}
.news-hero .container{position:relative;z-index:1}
.news-hero h1{font-size:clamp(38px,5vw,62px);line-height:1.18;font-weight:900;margin:13px 0 18px;max-width:710px}
.news-hero p{max-width:660px;color:#dce8fb;font-size:17px;margin:0}
.hero-panel{background:rgba(255,255,255,.96);color:var(--ink);border-radius:20px;padding:24px;box-shadow:0 20px 50px rgba(2,18,49,.22)}
.hero-panel .badge{background:#e9f7fb;color:#137d96;padding:7px 10px;font-size:12px}
.hero-panel h3{font-size:21px;color:var(--navy);font-weight:900;margin:13px 0 7px}
.hero-panel p{color:var(--muted);font-size:14px;margin-bottom:16px}
.update-line{display:flex;align-items:center;gap:11px;padding:11px 0;border-top:1px solid var(--line);font-size:13px;color:#53647c}
.update-dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 5px rgba(49,184,212,.14)}
.quick-nav{margin-top:-30px;position:relative;z-index:3}
.quick-box{padding:18px 24px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.quick-box span{font-weight:900;color:var(--navy);margin-right:5px}
.quick-box a{padding:6px 12px;border-radius:20px;color:#4b6384;font-size:14px;font-weight:700}
.quick-box a:hover{background:#edf4ff;color:var(--blue)}
.promo-card{height:100%;background:#fff;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden}
.promo-card img{width:100%;height:215px;object-fit:cover}
.promo-content{padding:26px}
.promo-label,.news-date{font-size:12px;font-weight:900;color:var(--blue);letter-spacing:.5px}
.promo-content h2{font-size:27px;line-height:1.35;color:var(--navy);font-weight:900;margin:10px 0}
.promo-content p{color:var(--muted);margin-bottom:18px}
.service-list{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px 24px}
.service-item{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.service-item:last-child{border-bottom:0}
.service-icon{flex:0 0 38px;height:38px;border-radius:12px;background:#eaf3ff;color:var(--blue);display:grid;place-items:center;font-weight:900}
.service-item h3{font-size:16px;color:var(--navy);font-weight:900;margin:0 0 2px}
.service-item p{font-size:13px;color:var(--muted);margin:0}
.news-board{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.news-item{display:grid;grid-template-columns:112px 1fr auto;gap:22px;align-items:center;padding:25px 28px;border-bottom:1px solid var(--line)}
.news-item:last-child{border-bottom:0}
.news-date time{display:block;color:var(--navy);font-size:16px;font-weight:900;line-height:1.35;margin-top:3px}
.news-item h3{font-size:19px;color:var(--navy);font-weight:900;margin:0 0 5px}
.news-item p{font-size:14px;color:var(--muted);margin:0}
.read-more{white-space:nowrap;color:var(--blue);font-size:14px;font-weight:900;padding:9px 12px;border-radius:9px}
.read-more:hover{background:#eaf3ff;color:#1554b5}
.notice-section{background:#ebf4ff}
.notice-card{height:100%;padding:28px;border-radius:20px;background:#fff;border:1px solid #dbe8fa}
.notice-card h3{font-size:19px;color:var(--navy);font-weight:900;margin:13px 0 8px}
.notice-card p{color:var(--muted);font-size:14px;margin:0}
.notice-icon{font-size:25px;line-height:1;color:var(--blue)}
.split-visual{padding:20px;background:#fff;border-radius:22px;box-shadow:var(--shadow)}
.split-visual img{width:100%;height:380px;object-fit:cover;border-radius:15px}
.check-list{list-style:none;padding:0;margin:22px 0}
.check-list li{margin:11px 0;color:#52627a}
.check-list li:before{content:"✓";color:var(--blue);font-weight:900;margin-right:10px}
.timeline{position:relative;padding-left:28px}
.timeline:before{content:"";position:absolute;left:6px;top:8px;bottom:10px;width:2px;background:#cfe0f6}
.timeline-item{position:relative;padding:0 0 27px}
.timeline-item:before{content:"";position:absolute;left:-27px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 5px #e5f0ff}
.timeline-item h3{font-size:18px;color:var(--navy);font-weight:900;margin:0 0 3px}
.timeline-item p{color:var(--muted);font-size:14px;margin:0}
.quote-card{height:100%;padding:28px;background:var(--navy);border-radius:20px;color:#d9e7fa}
.quote-card:nth-child(2){background:#176ab9}
.quote-card:nth-child(3){background:#147d9c}
.quote-card strong{display:block;color:#fff;font-size:17px;margin-top:18px}
.quote-card p{margin:0;font-size:15px}
.quote-mark{font-size:40px;line-height:.7;color:#80dcea}
.accordion-item{border:1px solid var(--line)!important;border-radius:13px!important;margin-bottom:12px;overflow:hidden}
.accordion-button{font-weight:800;color:var(--navy);background:#fff;box-shadow:none!important}
.accordion-button:not(.collapsed){color:var(--blue);background:#f1f7ff}
.accordion-body{color:var(--muted);font-size:14px}
.cta{padding:66px 0;background:linear-gradient(110deg,#1d62c9,#12356e);color:#fff}
.cta h2{font-size:clamp(29px,4vw,40px);font-weight:900;margin-bottom:12px}
.cta p{color:#d4e5fb;margin:0}
.cta .btn-soft{background:#fff;color:var(--navy)}
footer{background:#0b1e3d;color:#b8c8df;padding:42px 0 26px}
.footer-brand{color:#fff;font-size:24px;font-weight:900}
.footer-links{display:flex;gap:22px;flex-wrap:wrap;margin:18px 0}
.footer-links a:hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:13px}
.copyright a:hover{color:#fff}
.float-cta{position:fixed;right:22px;bottom:22px;z-index:15;border-radius:30px;padding:12px 20px;background:var(--blue);color:#fff;box-shadow:0 10px 28px rgba(14,58,125,.35);font-weight:900}
.float-cta:hover{background:#154fae;color:#fff;transform:translateY(-2px)}
@media(max-width:1199px){.nav-link{font-size:13px;padding:10px 8px!important}.nav-actions{gap:6px}.btn-main,.btn-soft{padding:10px 13px;font-size:13px}}
@media(max-width:991px){.navbar{padding:10px 0}.navbar-collapse{padding:14px 0 4px}.nav-link{padding:10px 12px!important}.nav-actions{padding:14px 0 4px}.news-hero{padding:60px 0}.hero-panel{margin-top:28px}}
@media(max-width:767px){section{padding:62px 0}.flash-inner{align-items:flex-start;flex-direction:column;gap:5px}.news-item{grid-template-columns:1fr;gap:9px;padding:22px}.news-date{display:flex;gap:8px;align-items:center}.news-date time{margin:0}.read-more{padding-left:0}.quick-box{padding:16px}.split-visual img{height:260px}.cta{text-align:center}.cta .d-flex{justify-content:center}.float-cta{right:14px;bottom:14px;padding:10px 16px}}
@media(max-width:520px){.brand{font-size:23px}.news-hero h1{font-size:36px}.hero-panel{padding:20px}.promo-content{padding:22px}.section-head h2{font-size:29px}.countdown{font-size:12px}.nav-actions{flex-wrap:wrap}.nav-actions a{flex:1}.footer-links{gap:12px 17px}}

/* roulang page: category7 */
:root{
      --navy:#102a56;--blue:#2268d8;--cyan:#31b8d4;--ink:#18243a;
      --muted:#68758a;--paper:#f5f8fc;--white:#fff;--line:#e3eaf4;
      --radius:22px;--shadow:0 18px 50px rgba(25,57,105,.11);
      --shadow-sm:0 8px 24px rgba(29,64,116,.08);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(49,184,212,.48);outline-offset:3px}
    .container{max-width:1180px}
    .topbar{min-height:76px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .navbar{padding:0;min-height:76px}
    .brand{font-size:25px;font-weight:900;letter-spacing:1px;color:var(--navy);white-space:nowrap}
    .brand span{color:var(--blue)}
    .navbar-toggler{border:1px solid #d8e3f2;border-radius:11px;padding:7px 9px;background:#f6f9fe}
    .navbar-toggler:focus{box-shadow:0 0 0 4px rgba(34,104,216,.12)}
    .navbar-toggler-icon{width:1.25em;height:1.25em}
    .nav-link{color:#516078!important;font-size:14px;font-weight:700;padding:27px 11px!important;border-bottom:3px solid transparent;white-space:nowrap}
    .nav-link:hover,.nav-link.active{color:var(--blue)!important;border-bottom-color:var(--blue)}
    .nav-actions{display:flex;gap:10px;align-items:center}
    .btn-main,.btn-soft,.btn-outline{border-radius:12px;padding:11px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:7px;cursor:pointer}
    .btn-main{background:var(--blue);color:#fff;box-shadow:0 9px 20px rgba(34,104,216,.23)}
    .btn-main:hover{background:#1655b9;color:#fff;transform:translateY(-2px)}
    .btn-soft{background:#edf4ff;color:var(--blue);border-color:#d7e5fc}
    .btn-soft:hover{background:#dceaff;color:var(--navy);transform:translateY(-1px)}
    .btn-outline{border-color:#cbdcf4;color:var(--navy);background:#fff}
    .btn-outline:hover{color:var(--blue);border-color:var(--blue);background:#f3f8ff}
    section{padding:88px 0}
    .section-kicker{font-size:12px;letter-spacing:2px;font-weight:900;color:var(--blue)}
    .section-head{margin-bottom:35px}
    .section-head h2{font-size:clamp(28px,3.2vw,42px);line-height:1.28;margin:8px 0 12px;font-weight:900;color:var(--navy)}
    .section-head p{color:var(--muted);max-width:760px;margin:0}
    .page-hero{position:relative;overflow:hidden;background:linear-gradient(114deg,#f8fbff 0%,#edf5ff 55%,#e5f7fa 100%);padding:76px 0 72px;border-bottom:1px solid #dce8f6}
    .page-hero:before{content:"";position:absolute;width:440px;height:440px;right:-130px;top:-200px;border-radius:50%;background:rgba(49,184,212,.13)}
    .page-hero:after{content:"";position:absolute;width:330px;height:330px;left:-170px;bottom:-190px;border-radius:50%;background:rgba(34,104,216,.08)}
    .page-hero .container{position:relative;z-index:1}
    .breadcrumb-mini{font-size:13px;color:#71829b;margin-bottom:18px}
    .breadcrumb-mini a:hover{color:var(--blue)}
    .page-hero h1{font-size:clamp(38px,5vw,61px);line-height:1.17;color:var(--navy);font-weight:900;letter-spacing:-1px;margin:0 0 18px}
    .page-hero p{font-size:17px;color:#536780;max-width:650px;margin:0}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .help-panel{background:rgba(255,255,255,.88);border:1px solid rgba(255,255,255,.9);border-radius:24px;padding:22px;box-shadow:var(--shadow);position:relative}
    .panel-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:17px}
    .panel-title{font-size:15px;color:var(--navy);font-weight:900}
    .service-status{font-size:12px;color:#19866f;background:#e4f8f1;border-radius:99px;padding:4px 10px;font-weight:800}
    .service-status i{display:inline-block;width:7px;height:7px;border-radius:50%;background:#20af84;margin-right:5px}
    .quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:11px}
    .quick-cell{padding:16px 14px;background:#f7faff;border:1px solid #e4edf9;border-radius:15px}
    .quick-cell b{font-size:13px;color:var(--navy);display:block;margin-bottom:3px}
    .quick-cell span{font-size:12px;color:var(--muted)}
    .mini-progress{margin-top:16px;background:#f2f7fd;border-radius:13px;padding:13px 14px}
    .mini-progress p{font-size:12px;margin:0 0 7px;color:#5c6f87}
    .progress{height:7px;background:#dce8f5;border-radius:99px}
    .progress-bar{background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:99px}
    .search-box{background:#fff;padding:11px 12px 11px 19px;display:flex;gap:12px;align-items:center;border:1px solid var(--line);box-shadow:var(--shadow-sm);border-radius:16px;max-width:850px}
    .search-box input{border:0;outline:0;width:100%;color:var(--ink);background:transparent;font-size:15px}
    .search-box input::placeholder{color:#91a0b4}
    .search-box button{flex:0 0 auto}
    .category-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
    .category-chip{display:inline-flex;align-items:center;padding:9px 14px;border-radius:99px;background:#fff;border:1px solid var(--line);font-size:13px;font-weight:800;color:#536780}
    .category-chip:hover{color:var(--blue);border-color:#bcd4fa;box-shadow:var(--shadow-sm)}
    .service-card{height:100%;padding:27px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 10px 28px rgba(32,66,113,.05);transition:.25s}
    .service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#cfe0fa}
    .service-icon{width:47px;height:47px;display:grid;place-items:center;border-radius:14px;background:#eaf3ff;color:var(--blue);font-size:20px;font-weight:900;margin-bottom:17px}
    .service-card h3{font-size:19px;color:var(--navy);margin:0 0 9px;font-weight:900}
    .service-card p{font-size:14px;color:var(--muted);margin:0}
    .service-card a{display:inline-block;font-size:14px;color:var(--blue);font-weight:800;margin-top:14px}
    .service-card a:hover{letter-spacing:.3px}
    .split-section{background:#fff}
    .image-card{height:100%;min-height:385px;border-radius:24px;overflow:hidden;position:relative;box-shadow:var(--shadow)}
    .image-card img{width:100%;height:100%;object-fit:cover}
    .image-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 38%,rgba(12,37,77,.76))}
    .image-caption{position:absolute;z-index:1;left:28px;bottom:25px;color:#fff}
    .image-caption strong{font-size:23px;display:block}
    .image-caption span{font-size:14px;color:#dce9fa}
    .step-list{display:grid;gap:18px}
    .step-item{display:grid;grid-template-columns:52px 1fr;gap:16px;align-items:start;padding-bottom:18px;border-bottom:1px solid var(--line)}
    .step-item:last-child{border-bottom:0;padding-bottom:0}
    .step-number{width:45px;height:45px;border-radius:14px;display:grid;place-items:center;color:var(--blue);background:#edf4ff;font-weight:900}
    .step-item h3{font-size:18px;color:var(--navy);margin:0 0 5px;font-weight:900}
    .step-item p{font-size:14px;color:var(--muted);margin:0}
    .notice-section{padding:0 0 88px}
    .notice-box{padding:35px 40px;border-radius:23px;background:#102a56;color:#fff;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:24px;box-shadow:var(--shadow)}
    .notice-mark{width:54px;height:54px;border-radius:17px;display:grid;place-items:center;background:rgba(49,184,212,.18);font-size:24px;color:#74e2ed;font-weight:900}
    .notice-box h2{font-size:21px;margin:0 0 4px;font-weight:900}
    .notice-box p{margin:0;color:#c6d7ef;font-size:14px}
    .notice-box .btn-soft{background:#fff;color:var(--navy)}
    .faq-layout{display:grid;grid-template-columns:270px 1fr;gap:42px}
    .faq-aside{padding:22px;background:#edf4ff;border-radius:20px;height:max-content}
    .faq-aside strong{color:var(--navy);font-size:18px;display:block;margin-bottom:10px}
    .faq-aside p{font-size:14px;color:#5e718b;margin:0 0 17px}
    .faq-nav{display:grid;gap:6px}
    .faq-nav a{padding:9px 11px;border-radius:10px;font-size:14px;font-weight:700;color:#546881}
    .faq-nav a:hover{background:#fff;color:var(--blue)}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;margin-bottom:12px;overflow:hidden;box-shadow:0 5px 16px rgba(27,63,113,.03)}
    .accordion-button{font-weight:800;color:var(--navy);background:#fff;box-shadow:none!important;padding:19px 20px}
    .accordion-button:not(.collapsed){color:var(--blue);background:#f1f7ff}
    .accordion-body{color:var(--muted);font-size:14px;padding:4px 20px 20px}
    .info-card{padding:29px;background:#fff;border:1px solid var(--line);border-radius:20px;height:100%;position:relative}
    .info-card .tag{display:inline-block;font-size:12px;background:#eaf8fa;color:#168a9d;padding:4px 9px;border-radius:99px;font-weight:800;margin-bottom:13px}
    .info-card h3{font-size:19px;color:var(--navy);font-weight:900;margin-bottom:9px}
    .info-card p{font-size:14px;color:var(--muted);margin:0}
    .info-card ul{margin:16px 0 0;padding:0;list-style:none}
    .info-card li{font-size:14px;color:#536780;padding:7px 0;border-bottom:1px dashed #dce5f0}
    .info-card li:last-child{border-bottom:0}
    .info-card li:before{content:"✓";color:var(--blue);font-weight:900;margin-right:9px}
    .update-strip{background:#eaf7fa;border-top:1px solid #d5edf1;border-bottom:1px solid #d5edf1;padding:24px 0}
    .update-strip .inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
    .update-strip p{margin:0;color:#406877;font-size:14px}
    .update-strip b{color:#176b81}
    .contact-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:42px;box-shadow:var(--shadow)}
    .contact-card h2{font-size:32px;line-height:1.3;color:var(--navy);font-weight:900;margin:0 0 12px}
    .contact-card p{color:var(--muted);max-width:700px;margin:0}
    .contact-actions{display:flex;gap:12px;justify-content:flex-end;align-items:center;height:100%;flex-wrap:wrap}
    .cta{padding:72px 0;background:linear-gradient(112deg,#1d62c9,#12356e);color:#fff}
    .cta h2{font-size:clamp(29px,3.6vw,42px);font-weight:900;margin:0 0 12px}
    .cta p{color:#d4e5fb;max-width:680px;margin:0}
    .cta .btn-soft{background:#fff;color:var(--navy)}
    .cta .btn-soft:hover{background:#eaf4ff}
    footer{background:#0b1e3d;color:#b8c8df;padding:42px 0 26px}
    .footer-brand{color:#fff;font-size:24px;font-weight:900}
    .footer-links{display:flex;gap:22px;flex-wrap:wrap;margin:18px 0}
    .footer-links a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:13px}
    .copyright a:hover{color:#fff}
    .float-cta{position:fixed;right:22px;bottom:22px;z-index:15;border-radius:30px;padding:12px 20px;background:var(--blue);color:#fff;box-shadow:0 10px 28px rgba(14,58,125,.35);font-weight:900}
    .float-cta:hover{background:#154fae;color:#fff;transform:translateY(-2px)}
    @media (max-width:1199px){
      .nav-link{padding:27px 7px!important;font-size:13px}
      .nav-actions .btn-soft{display:none}
    }
    @media (max-width:991px){
      .topbar,.navbar{min-height:68px}
      .navbar{padding:10px 0}
      .navbar-collapse{background:#fff;margin:10px -12px -10px;padding:6px 16px 16px;border-top:1px solid var(--line);box-shadow:0 12px 24px rgba(24,58,105,.08)}
      .nav-link{padding:10px 5px!important;border-bottom:0}
      .nav-link.active{background:#edf4ff;border-radius:9px}
      .nav-actions{padding:10px 4px 2px}
      .nav-actions .btn-soft{display:inline-flex}
      .page-hero{padding:58px 0}
      .help-panel{margin-top:35px}
      .faq-layout{grid-template-columns:1fr;gap:25px}
      .faq-aside{display:none}
      .notice-box{grid-template-columns:auto 1fr;padding:28px}
      .notice-box .btn-soft{grid-column:2}
      .contact-actions{justify-content:flex-start;margin-top:23px}
    }
    @media (max-width:767px){
      section{padding:64px 0}
      .page-hero h1{font-size:39px}
      .page-hero p{font-size:16px}
      .quick-grid{grid-template-columns:1fr 1fr}
      .notice-section{padding-bottom:64px}
      .notice-box{display:block}
      .notice-mark{margin-bottom:15px}
      .notice-box .btn-soft{margin-top:18px}
      .update-strip .inner{display:block}
      .update-strip .btn-outline{margin-top:14px}
      .contact-card{padding:29px}
    }
    @media (max-width:520px){
      .brand{font-size:23px}
      .page-hero{padding:47px 0}
      .page-hero h1{font-size:34px}
      .hero-actions,.nav-actions{display:grid;grid-template-columns:1fr}
      .hero-actions a,.nav-actions a{width:100%}
      .quick-grid{grid-template-columns:1fr}
      .search-box{padding:9px 10px 9px 14px}
      .search-box button{padding:10px 12px;font-size:13px}
      .service-card,.info-card{padding:23px}
      .contact-card h2{font-size:27px}
      .float-cta{right:15px;bottom:15px;padding:10px 15px;font-size:14px}
      .footer-links{gap:12px 17px}
    }