/* roulang page: index */
:root{
            --navy:#10233f;
            --blue:#2864c7;
            --sky:#eaf3ff;
            --ink:#17243b;
            --muted:#6c7890;
            --line:#dbe5f1;
            --paper:#f7faff;
            --white:#fff;
            --gold:#efaa4b;
            --shadow:0 16px 42px rgba(26,58,103,.10);
            --radius:20px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);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;margin:0 auto;padding:0 24px}
        .site-header{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
        .topline{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:25px}
        .brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--navy);letter-spacing:.02em;white-space:nowrap}
        .brand-mark{width:38px;height:38px;border-radius:13px;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:17px;box-shadow:0 7px 17px rgba(16,35,63,.2)}
        .brand small{display:block;color:var(--muted);font-size:11px;line-height:1.2;font-weight:500;margin-top:2px}
        .header-tools{display:flex;align-items:center;gap:12px}
        .mini-search{height:40px;width:205px;border:1px solid var(--line);border-radius:12px;padding:0 13px;color:var(--ink);outline:none;background:#fbfdff}
        .mini-search:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(40,100,199,.12)}
        .header-cta,.primary-btn{background:var(--blue);color:#fff;border:0;border-radius:12px;padding:11px 18px;font-weight:700;display:inline-block}
        .header-cta:hover,.primary-btn:hover{background:#1c50aa;color:#fff;transform:translateY(-2px)}
        .channel-bar{border-top:1px solid #eef3f8;overflow-x:auto}
        .channels{display:flex;gap:8px;min-width:max-content;padding:10px 24px}
        .channel{padding:7px 16px;border-radius:999px;color:var(--muted);font-size:14px}
        .channel:hover,.channel.active{background:var(--sky);color:var(--blue);font-weight:700}
        .hero{padding:78px 0 68px;background:linear-gradient(135deg,#f8fbff 0%,#edf5ff 55%,#f8fbff 100%);border-bottom:1px solid var(--line)}
        .hero-inner{text-align:center;max-width:850px;margin:auto}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.1em;margin-bottom:15px}
        .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold)}
        h1{font-size:clamp(32px,5vw,58px);line-height:1.18;color:var(--navy);margin:0 0 22px;font-weight:900;letter-spacing:-.04em}
        .hero-copy{max-width:730px;margin:0 auto 28px;color:var(--muted);font-size:17px}
        .search-box{background:#fff;border:1px solid #d9e5f3;border-radius:17px;display:flex;padding:7px;max-width:670px;margin:0 auto 22px;box-shadow:var(--shadow)}
        .search-box input{flex:1;border:0;outline:0;padding:12px 16px;color:var(--ink);min-width:0}
        .search-box button{border:0;border-radius:12px;background:var(--navy);color:#fff;padding:0 25px;font-weight:700;cursor:pointer}
        .search-box button:hover{background:var(--blue)}
        .quick-links{display:flex;justify-content:center;flex-wrap:wrap;gap:9px}
        .quick-links a{font-size:13px;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 12px}
        .quick-links a:hover{color:var(--blue);border-color:#a9c6eb}
        main{overflow:hidden}
        .section{padding:70px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:27px}
        .section-head h2{font-size:29px;line-height:1.3;color:var(--navy);margin:0;font-weight:850}
        .section-head p{max-width:570px;color:var(--muted);margin:7px 0 0;font-size:15px}
        .text-link{color:var(--blue);font-weight:700;font-size:14px;white-space:nowrap}
        .text-link:hover{color:var(--navy)}
        .rail{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
        .feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;min-height:185px;box-shadow:0 7px 23px rgba(26,58,103,.045);position:relative;overflow:hidden}
        .feature-card:after{content:"";position:absolute;width:90px;height:90px;border-radius:50%;right:-33px;bottom:-37px;background:var(--sky)}
        .feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b8d1ef}
        .card-number{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.1em}
        .feature-card h3{font-size:19px;margin:13px 0 8px;color:var(--navy);position:relative;z-index:1}
        .feature-card p{font-size:14px;color:var(--muted);margin:0;position:relative;z-index:1}
        .notice-band{background:var(--navy);color:#fff;padding:28px 0}
        .notice-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
        .notice-inner strong{font-size:20px}.notice-inner p{margin:4px 0 0;color:#b9c9df;font-size:14px}
        .outline-btn{border:1px solid #7895bb;color:#fff;border-radius:12px;padding:10px 18px;white-space:nowrap}
        .outline-btn:hover{background:#fff;color:var(--navy)}
        .content-layout{display:grid;grid-template-columns:1.5fr .85fr;gap:24px}
        .news-list,.side-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 7px 23px rgba(26,58,103,.045)}
        .news-list{padding:8px 25px}
        .news-item{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:21px 0;border-bottom:1px solid #edf2f7}
        .news-item:last-child{border-bottom:0}
        .news-item div{min-width:0}.news-item a{font-weight:750;color:var(--navy);display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .news-item a:hover{color:var(--blue)}.news-item p{margin:4px 0 0;color:var(--muted);font-size:13px}
        .date{font-size:12px;color:#9aa8ba;white-space:nowrap}
        .side-panel{padding:26px}.side-panel h3{margin:0 0 17px;font-size:19px;color:var(--navy)}
        .rank{display:flex;gap:13px;align-items:center;padding:13px 0;border-bottom:1px solid #edf2f7}
        .rank:last-child{border-bottom:0}.rank b{color:var(--gold);font-size:18px;width:20px}.rank span{font-size:14px;color:var(--ink)}
        .benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
        .benefit{display:flex;gap:15px;background:#fff;border:1px solid var(--line);padding:23px;border-radius:17px}
        .benefit-icon{width:40px;height:40px;border-radius:12px;background:var(--sky);color:var(--blue);display:grid;place-items:center;font-weight:900;flex:0 0 auto}
        .benefit h3{font-size:16px;margin:0 0 4px;color:var(--navy)}.benefit p{font-size:13px;color:var(--muted);margin:0}
        .topic-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px}
        .topic{min-height:205px;border-radius:var(--radius);padding:26px;color:#fff;position:relative;overflow:hidden;background:#2457a7}
        .topic:nth-child(2){background:#4777b8}.topic:nth-child(3){background:#183250}
        .topic:before{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(255,255,255,.2);border-radius:50%;right:-65px;bottom:-75px}
        .topic h3{font-size:22px;margin:40px 0 8px;position:relative}.topic p{color:#dce9fb;font-size:14px;margin:0;position:relative}
        .faq-wrap{max-width:900px;margin:auto}.faq-item{border-bottom:1px solid var(--line);padding:21px 0}.faq-item summary{cursor:pointer;font-weight:750;color:var(--navy);font-size:16px;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"＋";float:right;color:var(--blue);font-size:20px}.faq-item[open] summary:after{content:"－"}.faq-item p{color:var(--muted);font-size:14px;margin:12px 25px 0 0}
        .cta{padding:68px 0;background:#e8f2ff}.cta-box{background:#fff;border:1px solid #d2e3f7;border-radius:25px;padding:42px;display:flex;align-items:center;justify-content:space-between;gap:25px;box-shadow:var(--shadow)}.cta h2{margin:0 0 8px;color:var(--navy);font-size:30px}.cta p{margin:0;color:var(--muted)}
        .site-footer{background:#10233f;color:#fff;padding:38px 0 24px}.footer-top{display:flex;justify-content:space-between;gap:30px}.footer-brand p{color:#aebdd2;max-width:380px;font-size:13px}.footer-links{display:flex;gap:22px;color:#c9d6e8;font-size:14px}.footer-links a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.13);margin-top:28px;padding-top:17px;color:#91a4bf;font-size:12px}
        .fixed-bar{position:fixed;right:22px;bottom:22px;z-index:10;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:15px;padding:9px 12px;display:flex;align-items:center;gap:12px;font-size:13px}.fixed-bar b{color:var(--navy)}.fixed-bar a{background:var(--blue);color:#fff;border-radius:9px;padding:7px 12px;font-weight:700}.fixed-bar a:hover{background:var(--navy)}
        @media(max-width:900px){.rail{grid-template-columns:repeat(2,1fr)}.content-layout{grid-template-columns:1fr}.topic-grid{grid-template-columns:1fr 1fr}.topic:first-child{grid-column:span 2}}
        @media(max-width:650px){.container{padding:0 17px}.topline{min-height:66px}.header-tools .mini-search{display:none}.brand{font-size:14px}.hero{padding:55px 0 48px}.hero-copy{font-size:15px}.search-box input{width:100%}.search-box button{padding:0 16px}.section{padding:51px 0}.section-head{display:block}.section-head h2{font-size:25px}.section-head .text-link{display:inline-block;margin-top:10px}.rail,.benefits,.topic-grid{grid-template-columns:1fr}.topic:first-child{grid-column:auto}.notice-inner,.cta-box,.footer-top{display:block}.notice-inner .outline-btn,.cta .primary-btn{display:inline-block;margin-top:18px}.news-list{padding:5px 17px}.news-item{gap:8px}.news-item a{font-size:14px}.date{font-size:11px}.footer-links{margin-top:20px;flex-wrap:wrap}.fixed-bar{left:14px;right:14px;bottom:12px;justify-content:space-between}}
        @media(max-width:420px){h1{font-size:31px}.search-box{display:block;background:transparent;border:0;box-shadow:none;padding:0}.search-box input{height:48px;background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:9px}.search-box button{height:46px;width:100%}}

/* roulang page: category1 */
:root{
 --navy:#10233f;
 --blue:#2864c7;
 --blue-dark:#1c50aa;
 --sky:#eaf3ff;
 --ink:#17243b;
 --muted:#6c7890;
 --line:#dbe5f1;
 --paper:#f7faff;
 --white:#fff;
 --gold:#efaa4b;
 --green:#2e9b79;
 --shadow:0 16px 42px rgba(26,58,103,.10);
 --soft-shadow:0 7px 23px rgba(26,58,103,.055);
 --radius:20px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
a{color:inherit;text-decoration:none;transition:.25s ease}
img{display:block;max-width:100%}
button,input{font:inherit}
button{cursor:pointer}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
.site-header{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
.topline{min-height:75px;display:flex;align-items:center;justify-content:space-between;gap:25px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--navy);letter-spacing:.02em;white-space:nowrap}
.brand-mark{width:38px;height:38px;border-radius:13px;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:17px;box-shadow:0 7px 17px rgba(16,35,63,.2)}
.brand small{display:block;color:var(--muted);font-size:11px;line-height:1.2;font-weight:500;margin-top:2px}
.header-tools{display:flex;align-items:center;gap:12px}
.mini-search{height:40px;width:205px;border:1px solid var(--line);border-radius:12px;padding:0 13px;color:var(--ink);outline:none;background:#fbfdff}
.mini-search:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(40,100,199,.12)}
.header-cta,.primary-btn{background:var(--blue);color:#fff;border:0;border-radius:12px;padding:11px 18px;font-weight:700;display:inline-block}
.header-cta:hover,.primary-btn:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}
.channel-bar{border-top:1px solid #f0f4f9;background:#fff}
.channels{display:flex;align-items:center;gap:8px;min-height:49px;overflow-x:auto;white-space:nowrap}
.channel{color:var(--muted);font-size:14px;font-weight:700;padding:7px 16px;border-radius:999px}
.channel:hover{color:var(--blue);background:var(--sky)}
.channel.active{color:#fff;background:var(--navy);box-shadow:0 5px 13px rgba(16,35,63,.16)}
main{overflow:hidden}
.inner-hero{padding:76px 0 64px;background:linear-gradient(135deg,#f8fbff 0%,#edf5ff 57%,#f8fbff 100%);border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(340px,.95fr);gap:54px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.1em;margin-bottom:14px}
.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold)}
h1,h2,h3{color:var(--navy);line-height:1.28}
h1{font-size:clamp(34px,4.3vw,57px);margin:0 0 19px;font-weight:850;letter-spacing:-.035em}
.hero-copy{color:var(--muted);font-size:17px;max-width:640px;margin:0 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.secondary-btn{display:inline-block;border:1px solid #a8bfdc;color:var(--navy);border-radius:12px;padding:10px 18px;font-weight:700;background:#fff}
.secondary-btn:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
.preview-card{background:var(--navy);border-radius:25px;padding:27px;color:#fff;box-shadow:var(--shadow);position:relative;overflow:hidden}
.preview-card:before{content:"";position:absolute;width:210px;height:210px;border-radius:50%;right:-75px;top:-82px;background:rgba(74,139,222,.22)}
.preview-top{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1}
.live-label{font-size:12px;color:#cbdaf0;letter-spacing:.08em;font-weight:800}
.live-dot{display:inline-block;width:8px;height:8px;background:#64d8a2;border-radius:50%;margin-right:7px;box-shadow:0 0 0 5px rgba(100,216,162,.12)}
.preview-card h2{color:#fff;font-size:25px;margin:31px 0 10px;position:relative}
.preview-card p{color:#b8c8dd;font-size:14px;margin:0;position:relative}
.countdown{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:25px 0 22px;position:relative}
.time-box{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.12);border-radius:14px;text-align:center;padding:10px 5px}
.time-box strong{font-size:25px;display:block;line-height:1.2}
.time-box span{font-size:11px;color:#9fb2ca}
.remind-btn{width:100%;border:0;border-radius:12px;padding:12px;background:var(--gold);color:#30200d;font-weight:800;position:relative}
.remind-btn:hover{background:#ffc26d;transform:translateY(-2px)}
.notice{font-size:12px;color:#9fb2ca;text-align:center;margin:10px 0 0}
.section{padding:72px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:22px;margin-bottom:28px}
.section-head h2{font-size:30px;margin:0;font-weight:850}
.section-head p{max-width:580px;color:var(--muted);margin:7px 0 0;font-size:15px}
.text-link{color:var(--blue);font-weight:700;font-size:14px;white-space:nowrap}
.text-link:hover{color:var(--navy)}
.rail{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px}
.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;min-height:190px;box-shadow:var(--soft-shadow);position:relative;overflow:hidden;transition:.25s ease}
.feature-card:after{content:"";position:absolute;width:94px;height:94px;border-radius:50%;right:-35px;bottom:-38px;background:var(--sky)}
.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b8d1ef}
.card-number{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.1em}
.feature-card h3{font-size:19px;margin:13px 0 8px;position:relative;z-index:1}
.feature-card p{font-size:14px;color:var(--muted);margin:0;position:relative;z-index:1}
.split-section{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.split-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:58px;align-items:start}
.sticky-note{background:var(--sky);border-radius:24px;padding:30px;position:sticky;top:145px}
.sticky-note h2{font-size:30px;margin:0 0 13px}
.sticky-note p{color:var(--muted);font-size:15px;margin:0}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}
.tag{border:1px solid #c5d8ef;background:#fff;color:var(--blue);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:700}
.check-list{margin:0;padding:0;list-style:none}
.check-list li{display:flex;gap:15px;padding:17px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:15px}
.check-list li:last-child{border-bottom:0}
.check-list b{color:var(--navy);display:block;margin-bottom:2px}
.check-icon{flex:0 0 27px;width:27px;height:27px;background:#e4f5ed;color:var(--green);border-radius:9px;display:grid;place-items:center;font-weight:900}
.data-strip{padding:27px 0;background:#f1f7ff}
.data-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.data-item{padding:6px 25px;border-left:1px solid #cbdced}
.data-item:first-child{border-left:0}
.data-item strong{display:block;color:var(--navy);font-size:27px;line-height:1.3}
.data-item span{color:var(--muted);font-size:13px}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--soft-shadow);overflow:hidden}
.process-item{padding:25px 22px;border-right:1px solid var(--line)}
.process-item:last-child{border-right:0}
.process-num{color:var(--gold);font-weight:850;font-size:13px}
.process-item h3{font-size:17px;margin:12px 0 7px}
.process-item p{font-size:13px;color:var(--muted);margin:0}
.quote-section{background:var(--navy);color:#fff}
.quote-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:50px;align-items:center}
.quote-grid h2{color:#fff;font-size:31px;margin:0 0 12px}
.quote-grid > div > p{color:#b6c7dc;margin:0}
.quote-card{background:#fff;color:var(--ink);border-radius:22px;padding:29px 32px;box-shadow:var(--shadow)}
.quote-card blockquote{font-size:18px;line-height:1.75;margin:0 0 15px;color:var(--navy);font-weight:700}
.quote-card cite{font-style:normal;color:var(--muted);font-size:13px}
.faq-wrap{max-width:900px;margin:auto}
.faq-item{border-bottom:1px solid var(--line);padding:21px 0}
.faq-item summary{cursor:pointer;font-weight:750;color:var(--navy);font-size:16px;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"＋";float:right;color:var(--blue);font-size:20px}
.faq-item[open] summary:after{content:"－"}
.faq-item p{color:var(--muted);font-size:14px;margin:12px 25px 0 0}
.cta{padding:68px 0;background:#e8f2ff}
.cta-box{background:#fff;border:1px solid #d2e3f7;border-radius:25px;padding:42px;display:flex;align-items:center;justify-content:space-between;gap:25px;box-shadow:var(--shadow)}
.cta h2{margin:0 0 8px;color:var(--navy);font-size:30px}
.cta p{margin:0;color:var(--muted)}
.site-footer{background:#10233f;color:#fff;padding:38px 0 24px}
.footer-top{display:flex;justify-content:space-between;gap:30px}
.footer-brand p{color:#aebdd2;max-width:380px;font-size:13px}
.footer-links{display:flex;gap:22px;color:#c9d6e8;font-size:14px}
.footer-links a:hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.13);margin-top:28px;padding-top:17px;color:#91a4bf;font-size:12px}
@media(max-width:1024px){
 .hero-grid{gap:30px}
 .rail{grid-template-columns:1fr 1fr}
 .rail .feature-card:first-child{grid-column:span 2}
}
@media(max-width:768px){
 .container{padding:0 17px}
 .topline{min-height:68px}
 .header-tools .mini-search{display:none}
 .brand{font-size:14px}
 .inner-hero{padding:55px 0 48px}
 .hero-grid,.split-grid,.quote-grid{grid-template-columns:1fr}
 .preview-card{max-width:560px}
 .sticky-note{position:static}
 .section{padding:51px 0}
 .section-head{display:block}
 .section-head h2{font-size:25px}
 .section-head .text-link{display:inline-block;margin-top:10px}
 .process{grid-template-columns:1fr 1fr}
 .process-item:nth-child(2){border-right:0}
 .process-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
 .data-grid{grid-template-columns:1fr}
 .data-item{border-left:0;border-bottom:1px solid #cbdced;padding:12px 0}
 .data-item:last-child{border-bottom:0}
 .cta-box{display:block;padding:30px}
 .cta .primary-btn{margin-top:20px}
 .footer-top{display:block}
 .footer-links{margin-top:23px;flex-wrap:wrap}
}
@media(max-width:520px){
 h1{font-size:34px}
 .hero-copy{font-size:15px}
 .hero-actions a{width:100%;text-align:center}
 .rail{grid-template-columns:1fr}
 .rail .feature-card:first-child{grid-column:auto}
 .countdown{gap:6px}
 .time-box strong{font-size:22px}
 .process{grid-template-columns:1fr}
 .process-item,.process-item:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}
 .process-item:last-child{border-bottom:0}
 .cta h2{font-size:25px}
}
:focus-visible{outline:3px solid rgba(40,100,199,.35);outline-offset:3px}