/* roulang page: index */
:root{--blue:#1769aa;--blue-dark:#0e4d81;--blue-pale:#eaf4fb;--ink:#162333;--muted:#617184;--line:#e5edf4;--bg:#f7fafc;--green:#38a169;--orange:#e66a3a;--white:#fff;--r-sm:12px;--r:16px;--r-lg:22px;--shadow:0 12px 32px rgba(28,65,96,.08);--shadow-hover:0 18px 38px rgba(28,65,96,.14);--max:1240px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;object-fit:cover}button,input,textarea,select{font:inherit}button{cursor:pointer}.container{width:min(calc(100% - 48px),var(--max));margin:auto}.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:12px;z-index:100;background:#fff;padding:8px 14px;border-radius:8px}
    :focus-visible{outline:3px solid rgba(23,105,170,.35);outline-offset:3px}.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 3px 14px rgba(28,65,96,.04);backdrop-filter:blur(12px)}.nav{height:72px;display:flex;align-items:center;gap:22px}.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:20px;font-weight:800;letter-spacing:.5px}.logo-mark{width:31px;height:31px;border-radius:10px;background:var(--blue);position:relative;overflow:hidden}.logo-mark:before,.logo-mark:after{content:"";position:absolute;border:2px solid rgba(255,255,255,.85);border-radius:50%}.logo-mark:before{width:20px;height:20px;left:4px;top:4px}.logo-mark:after{width:4px;height:38px;left:12px;top:-4px;border-radius:0}.nav-links{display:flex;align-items:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}.nav-links a{white-space:nowrap;padding:7px 10px;border-radius:9px;color:#516175;font-size:14px;font-weight:650;transition:.2s}.nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--blue-pale)}.nav-right{display:flex;align-items:center;gap:12px}.online{font-size:12px;color:#607183;white-space:nowrap}.dot{display:inline-block;width:8px;height:8px;background:var(--green);border-radius:50%;margin-right:5px;box-shadow:0 0 0 4px rgba(56,161,105,.12)}.bell{border:0;background:transparent;color:var(--ink);font-size:20px;padding:7px;border-radius:9px;position:relative}.bell:hover{background:var(--blue-pale);color:var(--blue)}.notice{display:none;position:absolute;right:110px;top:61px;width:285px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px;box-shadow:var(--shadow);font-size:13px}.notice.show{display:block}.notice strong{display:block;color:var(--ink);margin-bottom:7px}.notice p{margin:7px 0;padding-top:7px;border-top:1px solid var(--line);color:var(--muted);line-height:1.55}.btn{display:inline-flex;justify-content:center;align-items:center;gap:7px;min-height:44px;padding:0 17px;border:1px solid transparent;border-radius:10px;font-weight:750;line-height:1;transition:.22s}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 9px 20px rgba(23,105,170,.23)}.btn-secondary{background:#fff;color:var(--blue);border-color:#bfd8e9}.btn-secondary:hover{background:var(--blue-pale);border-color:var(--blue)}.btn:active{transform:translateY(0)}.menu{display:none;border:0;background:var(--blue-pale);color:var(--blue);border-radius:9px;padding:8px 10px;font-size:20px}
    .hero{background:#edf6fb url('/assets/images/backpic/back-1.webp') center/cover no-repeat;min-height:390px;position:relative;isolation:isolate}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,250,252,.97) 0%,rgba(247,250,252,.9) 47%,rgba(247,250,252,.46) 100%);z-index:-1}.hero-inner{min-height:390px;display:grid;grid-template-columns:minmax(0,760px) 1fr;align-content:center;padding:44px 0}.eyebrow,.tag{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:13px;font-weight:750}.eyebrow{color:var(--blue);background:#fff;padding:6px 11px;box-shadow:0 5px 15px rgba(28,65,96,.06)}h1,h2,h3,p{margin-top:0}h1{font-size:56px;line-height:1.16;letter-spacing:-1.8px;margin:15px 0 18px;font-weight:800;max-width:760px}.hero p{font-size:17px;line-height:1.9;max-width:690px;color:#40556a;margin-bottom:24px}.hero-actions{display:flex;flex-wrap:wrap;gap:11px}.hero-metrics{display:flex;gap:26px;margin-top:29px;flex-wrap:wrap}.hero-metrics b{display:block;color:var(--blue);font-size:20px;line-height:1.2}.hero-metrics span{font-size:13px;color:var(--muted)}
    section{padding:82px 0}.section-kicker{color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.1em}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}.section-head h2{font-size:36px;line-height:1.25;letter-spacing:-1px;margin:7px 0 0}.section-head p{max-width:490px;margin:0;color:var(--muted)}.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:start}.prose{max-width:740px}.prose p{color:#405266;margin-bottom:18px}.prose strong{color:var(--ink)}.quote{border-left:4px solid var(--blue);background:var(--blue-pale);padding:18px 21px;border-radius:0 12px 12px 0;color:#244d70;margin:25px 0}.checklist{list-style:none;padding:0;margin:20px 0}.checklist li{position:relative;padding:8px 0 8px 27px;color:#45596d}.checklist li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:900}.feature-stack{display:grid;grid-template-columns:1fr 1fr;gap:15px}.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow);transition:.25s}.feature-card:nth-child(1){grid-column:span 2;background:#f2f8fc}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}.icon{color:var(--blue);font-size:22px;line-height:1}.feature-card h3{font-size:19px;margin:12px 0 6px}.feature-card p{font-size:14px;color:var(--muted);line-height:1.7;margin:0}.link-arrow{display:inline-block;color:var(--blue);font-weight:750;font-size:14px;margin-top:12px;transition:.2s}.feature-card:hover .link-arrow,.article:hover .link-arrow{transform:translateX(4px)}
    .topic-strip{padding:24px 0 0}.topics{display:flex;gap:10px;flex-wrap:wrap}.topic{background:#fff;border:1px solid var(--line);padding:9px 13px;border-radius:999px;color:#38536c;font-size:14px;font-weight:650;transition:.2s}.topic:hover{border-color:var(--blue);color:var(--blue);background:var(--blue-pale)}
    .stats-bg{background:#eaf3f8}.stats-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}.stats{display:grid;grid-template-columns:1fr 1fr;border:1px solid #d7e5ef;border-radius:var(--r-lg);overflow:hidden;background:rgba(255,255,255,.64)}.stat{padding:27px;border-right:1px solid #d7e5ef;border-bottom:1px solid #d7e5ef}.stat:nth-child(even){border-right:0}.stat:nth-last-child(-n+2){border-bottom:0}.stat-num{font-size:38px;line-height:1;color:var(--blue);font-weight:800;letter-spacing:-1px}.stat small{display:block;margin-top:8px;color:var(--muted);font-size:13px}.chart-card{background:#fff;border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow)}.chart{height:130px;display:flex;align-items:end;gap:14px;padding-top:17px;border-bottom:1px solid var(--line)}.bar{flex:1;background:#bddbee;border-radius:7px 7px 0 0;position:relative}.bar:nth-child(2),.bar:nth-child(5){background:var(--blue)}.bar:nth-child(4){background:var(--green)}.bar span{position:absolute;bottom:-26px;left:50%;transform:translateX(-50%);font-size:11px;color:var(--muted)}.chart-note{font-size:14px;color:var(--muted);margin:32px 0 0}.data-reading{margin-top:35px;color:#40566a;max-width:1000px}
    .benefit-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:25px}.benefit-lead{background:var(--ink);color:#fff;padding:34px;border-radius:var(--r-lg);position:relative;overflow:hidden}.benefit-lead:after{content:"";position:absolute;width:170px;height:170px;border:24px solid rgba(104,190,235,.18);border-radius:50%;right:-60px;bottom:-70px}.benefit-lead h2{font-size:31px;line-height:1.3;margin:10px 0}.benefit-lead p{color:#cbd8e4;position:relative;z-index:1}.benefit-list{display:grid;grid-template-columns:1fr 1fr;gap:15px}.benefit{background:#fff;border:1px solid var(--line);padding:21px;border-radius:var(--r);transition:.2s}.benefit:hover{border-color:#b8d7ea;background:#fbfdff}.benefit b{display:block;font-size:17px;margin-bottom:6px}.benefit span{font-size:14px;color:var(--muted);line-height:1.65}.mini-cta{margin-top:18px}
    .eligibility{background:#fff}.eligibility-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.rule{padding:26px;border-radius:var(--r);border:1px solid var(--line);position:relative}.rule:before{content:attr(data-no);font-size:13px;font-weight:800;color:var(--blue);background:var(--blue-pale);padding:4px 8px;border-radius:999px}.rule h3{font-size:19px;margin:15px 0 8px}.rule p{font-size:14px;color:var(--muted);margin:0}.note-band{margin-top:22px;padding:18px 22px;border-radius:12px;background:#fff7f2;border:1px solid #f6d6c9;color:#7d4b38;font-size:14px}
    .editorial{display:grid;grid-template-columns:1.03fr .97fr;gap:40px;align-items:center}.editorial-image{border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/3;box-shadow:var(--shadow)}.editorial-image img{width:100%;height:100%;transition:.45s}.editorial-image:hover img{transform:scale(1.04)}.editorial h2{font-size:34px;line-height:1.3;margin:8px 0 17px}.editorial p{color:#465b6d}
    .news-bg{background:#f0f6fa}.news-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:27px}.featured-news{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}.featured-news img{width:100%;height:250px}.featured-news .copy{padding:26px}.meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}.tag{padding:3px 8px;background:var(--blue-pale);color:var(--blue);font-size:12px}.featured-news h3{font-size:25px;line-height:1.4;margin:12px 0}.featured-news p{color:var(--muted);font-size:15px}.news-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:7px 24px;box-shadow:var(--shadow)}.article{padding:18px 0;border-bottom:1px solid var(--line)}.article:last-child{border-bottom:0}.article h3{font-size:17px;line-height:1.45;margin:8px 0 4px}.article p{font-size:13px;line-height:1.65;color:var(--muted);margin:0}.reading-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.reading-card{display:grid;grid-template-columns:.9fr 1.1fr;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}.reading-card:nth-child(even){direction:rtl}.reading-card:nth-child(even>*{direction:ltr}.reading-card img{width:100%;height:100%;min-height:270px}.reading-copy{padding:30px}.reading-copy h3{font-size:23px;line-height:1.4;margin:11px 0}.reading-copy p{font-size:14px;color:var(--muted)}
    .rank-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:28px;align-items:start}.rank-intro{background:var(--blue);color:white;padding:31px;border-radius:var(--r-lg)}.rank-intro h2{font-size:31px;line-height:1.3;margin:8px 0}.rank-intro p{color:#d8eafa}.rank-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:9px 24px;box-shadow:var(--shadow)}.rank-item{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:14px;padding:17px 0;border-bottom:1px solid var(--line)}.rank-item:last-child{border:0}.rank-no{font-size:20px;font-weight:800;color:#a5b8c7}.rank-item:first-child .rank-no{color:var(--orange)}.rank-item b{display:block;font-size:16px}.rank-item small{color:var(--muted);font-size:12px}.trend{font-size:12px;color:var(--green);font-weight:750}
    .brand{background:#fff}.brand-box{display:grid;grid-template-columns:.88fr 1.12fr;gap:42px;background:#f1f7fb;border:1px solid #dceaf3;border-radius:var(--r-lg);padding:34px}.brand-box h2{font-size:34px;line-height:1.3;margin:5px 0 0}.brand-copy p{color:#43586b;margin-bottom:14px}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:58px}.faq-side h2{font-size:36px;line-height:1.28;margin:8px 0 14px}.faq-side p{color:var(--muted)}.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:11px;overflow:hidden}.faq-q{width:100%;border:0;background:#fff;text-align:left;padding:18px 20px;color:var(--ink);font-weight:750;display:flex;justify-content:space-between;gap:18px}.faq-q:hover{color:var(--blue);background:#fbfdff}.faq-q span:last-child{font-size:23px;line-height:1;color:var(--blue);font-weight:400}.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .22s ease}.faq-a>div{overflow:hidden}.faq-a p{margin:0;padding:0 20px 19px;color:#53677a;font-size:14px;line-height:1.8}.faq-item.open .faq-a{grid-template-rows:1fr}.faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .contact{padding-top:36px}.contact-card{background:var(--blue-dark);border-radius:24px;padding:43px;position:relative;overflow:hidden;color:#fff}.contact-card:before,.contact-card:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.16);border-radius:50%}.contact-card:before{width:370px;height:370px;right:-170px;top:-230px}.contact-card:after{width:220px;height:220px;left:-145px;bottom:-145px}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:38px;position:relative;z-index:1}.contact h2{font-size:36px;line-height:1.3;margin:8px 0 15px}.contact p{color:#d4e7f3}.contact-points{list-style:none;padding:0;margin:22px 0}.contact-points li{padding:7px 0;color:#e6f1f8;font-size:14px}.contact-points li:before{content:"●";color:#78d5a1;margin-right:9px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field.full{grid-column:span 2}.field label{display:block;font-size:13px;margin-bottom:5px;color:#e5f0f7}.required{color:#ffd0bd}input,textarea{width:100%;border:1px solid rgba(255,255,255,.28);background:#fff;color:var(--ink);border-radius:9px;padding:12px 13px;min-height:48px;outline:0}textarea{min-height:122px;resize:vertical}input:focus,textarea:focus{border-color:#92c9ef;box-shadow:0 0 0 3px rgba(146,201,239,.25)}.form-status{font-size:13px;min-height:22px;margin:10px 0 0;color:#d6e9f6}.form-status.error{color:#ffd0bd}.form-status.success{color:#9ee2bc}.footer{margin-top:82px;background:var(--ink);color:#c2d0dc;padding:51px 0 23px}.footer-top{display:grid;grid-template-columns:1.2fr 2fr;gap:45px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12)}.footer .logo{color:#fff}.footer p{font-size:14px;color:#afc0ce;max-width:430px;margin-top:13px}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.footer-links a{font-size:14px;color:#c8d6e0;padding:4px 0}.footer-links a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;padding-top:19px;font-size:13px;color:#94a9b9}.footer-bottom a{color:#c8dce9}.footer-bottom a:hover{color:#fff}
    @media(max-width:1200px){.nav-links a{padding:7px 7px;font-size:13px}.online{display:none}.reading-grid{grid-template-columns:1fr}.reading-card{max-width:880px}.reading-card:nth-child(even){direction:ltr}.reading-card:nth-child(even>*{direction:ltr}}
    @media(max-width:992px){.nav-links{display:none}.menu{display:block;margin-left:auto}.nav-right{margin-left:0}.notice{right:62px}.hero-inner{grid-template-columns:1fr}.hero:before{background:rgba(247,250,252,.89)}h1{font-size:46px}.intro-grid,.stats-layout,.editorial,.faq-layout,.contact-grid,.brand-box{grid-template-columns:1fr;gap:30px}.benefit-grid,.rank-layout{grid-template-columns:1fr}.eligibility-grid{grid-template-columns:1fr 1fr}.news-layout{grid-template-columns:1fr}.nav.open{height:auto;min-height:72px;flex-wrap:wrap;padding:12px 0}.nav.open .nav-links{display:flex;order:3;flex-basis:100%;flex-direction:column;align-items:stretch;padding-top:6px}.nav.open .nav-links a{padding:12px}.nav.open .nav-right{display:none}}
    @media(max-width:768px){section{padding:57px 0}.container{width:min(calc(100% - 36px),var(--max))}.hero,.hero-inner{min-height:350px}.hero-inner{padding:38px 0}h1{font-size:37px;letter-spacing:-1px}.hero p{font-size:16px}.section-head{display:block;margin-bottom:25px}.section-head h2,.faq-side h2{font-size:29px}.section-head p{margin-top:11px}.feature-stack,.benefit-list,.form-grid{grid-template-columns:1fr}.feature-card:nth-child(1){grid-column:auto}.stats{grid-template-columns:1fr 1fr}.stat{padding:19px}.stat-num{font-size:31px}.news-list{padding:7px 18px}.reading-card{grid-template-columns:1fr}.reading-card img{height:210px;min-height:0}.eligibility-grid{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr}.contact-card{padding:30px 22px}.field.full{grid-column:auto}.contact h2{font-size:30px}}
    @media(max-width:576px){.nav{gap:10px}.logo{font-size:18px}.nav-right .btn{display:none}.notice{right:12px;width:calc(100% - 24px)}.hero-actions .btn{width:100%}.hero-metrics{gap:15px}.hero-metrics b{font-size:18px}.section-head h2{font-size:27px}.stats{display:block}.stat{border-right:0}.stat:nth-last-child(-n+2){border-bottom:1px solid #d7e5ef}.stat:last-child{border-bottom:0}.featured-news h3{font-size:21px}.featured-news img{height:195px}.featured-news .copy,.reading-copy{padding:21px}.brand-box{padding:25px 21px}.rank-item{grid-template-columns:31px 1fr}.trend{display:none}.footer{margin-top:56px}.footer-bottom{display:block;line-height:2}.footer-bottom span{display:block}.online{display:none}}

/* roulang page: category1 */
:root{--blue:#1769aa;--blue-dark:#0e4d81;--blue-pale:#eaf4fb;--ink:#162333;--muted:#617184;--line:#e5edf4;--bg:#f7fafc;--green:#38a169;--orange:#e66a3a;--white:#fff;--r-sm:12px;--r:16px;--r-lg:22px;--shadow:0 12px 32px rgba(28,65,96,.08);--shadow-hover:0 18px 38px rgba(28,65,96,.14);--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;object-fit:cover}button,input,textarea{font:inherit}button{cursor:pointer}.container{width:min(calc(100% - 48px),var(--max));margin:auto}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 3px 14px rgba(28,65,96,.04);backdrop-filter:blur(12px)}.nav{height:72px;display:flex;align-items:center;gap:22px;position:relative}.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:20px;font-weight:800;letter-spacing:.5px}.logo-mark{width:31px;height:31px;border-radius:10px;background:var(--blue);position:relative;overflow:hidden}.logo-mark:before,.logo-mark:after{content:"";position:absolute;border:2px solid rgba(255,255,255,.85);border-radius:50%}.logo-mark:before{width:20px;height:20px;left:4px;top:4px}.logo-mark:after{width:4px;height:38px;left:12px;top:-4px;border-radius:0}
.nav-links{display:flex;align-items:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}.nav-links a{white-space:nowrap;padding:7px 10px;border-radius:9px;color:#516175;font-size:14px;font-weight:650;transition:.2s}.nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--blue-pale)}.nav-right{display:flex;align-items:center;gap:12px}.online{white-space:nowrap;font-size:13px;color:#526578}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--green);margin-right:5px;box-shadow:0 0 0 4px rgba(56,161,105,.12)}.bell{width:36px;height:36px;border:1px solid var(--line);background:#fff;border-radius:10px;color:var(--blue);font-size:20px;line-height:1;transition:.2s}.bell:hover{background:var(--blue-pale)}.btn{display:inline-flex;justify-content:center;align-items:center;gap:7px;min-height:44px;padding:0 17px;border:1px solid transparent;border-radius:10px;font-weight:750;line-height:1;transition:.22s}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 9px 20px rgba(23,105,170,.23)}.btn-secondary{background:#fff;color:var(--blue);border-color:#bfd8e9}.btn-secondary:hover{background:var(--blue-pale);border-color:var(--blue)}.btn:active{transform:translateY(0)}.menu{display:none;border:0;background:var(--blue-pale);color:var(--blue);border-radius:9px;padding:8px 10px;font-size:20px}.notice{display:none;position:absolute;right:70px;top:64px;width:285px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:17px 19px;border-radius:var(--r);font-size:13px;line-height:1.65}.notice.show{display:block}.notice p{margin:8px 0;color:var(--muted);border-top:1px solid var(--line);padding-top:8px}
section{padding:76px 0}.section-kicker{display:block;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}.section-head h2{font-size:34px;line-height:1.25;letter-spacing:-1px;margin:7px 0 0}.section-head p{max-width:480px;margin:0;color:var(--muted)}.tag,.eyebrow{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:13px;font-weight:750}.tag{padding:4px 9px;background:var(--blue-pale);color:var(--blue);font-size:12px}.meta{display:flex;gap:10px;align-items:center;font-size:13px;color:var(--muted)}.link-arrow{display:inline-block;margin-top:12px;color:var(--blue);font-size:14px;font-weight:750;transition:.2s}.link-arrow:hover{transform:translateX(4px)}.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.category-hero{min-height:404px;background:#eaf3f8 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;position:relative;isolation:isolate}.category-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,250,252,.98),rgba(247,250,252,.89) 53%,rgba(247,250,252,.33));z-index:-1}.hero-inner{min-height:404px;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:36px;padding:44px 0}.crumb{font-size:13px;color:#597187;margin-bottom:16px}.crumb span{margin:0 8px;color:#9cadbc}.eyebrow{background:#fff;color:var(--blue);padding:6px 11px;box-shadow:0 5px 15px rgba(28,65,96,.06)}h1{font-size:52px;line-height:1.16;letter-spacing:-2px;margin:16px 0}.hero-copy p{max-width:680px;margin:0;color:#40566a;font-size:17px}.hero-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:25px}.hero-side{display:grid;gap:13px}.score-note{background:rgba(255,255,255,.94);border:1px solid rgba(255,255,255,.8);border-radius:var(--r-lg);padding:23px;box-shadow:var(--shadow)}.live-row{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--muted)}.live{color:var(--orange);font-weight:800}.teams{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:13px;margin:19px 0}.team{text-align:center;font-size:15px;font-weight:800}.score{font-size:31px;color:var(--blue);font-weight:850;letter-spacing:2px}.progress{height:7px;background:#dbe9f2;border-radius:99px;overflow:hidden}.progress i{display:block;width:64%;height:100%;background:var(--blue);border-radius:99px}.quick-tags{display:flex;flex-wrap:wrap;gap:8px}.quick-tags span{background:rgba(255,255,255,.86);border:1px solid var(--line);border-radius:99px;padding:5px 10px;font-size:12px;color:#4d6275}
.topic-strip{margin-top:-28px;position:relative;z-index:2}.topic-strip .card{display:flex;gap:0;overflow:hidden}.topic-strip a{flex:1;padding:15px 20px;border-right:1px solid var(--line);font-size:14px;font-weight:700;transition:.2s}.topic-strip a:last-child{border:0}.topic-strip a:hover{background:var(--blue-pale);color:var(--blue)}
.lead-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:center}.image-frame{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);height:430px}.image-frame img{width:100%;height:100%;transition:.45s}.image-frame:hover img{transform:scale(1.04)}.lead-copy h2{font-size:37px;line-height:1.28;margin:9px 0 18px}.lead-copy p{color:#40566a;margin:0 0 17px}.point-list{list-style:none;padding:0;margin:22px 0}.point-list li{padding:9px 0 9px 27px;position:relative;border-bottom:1px solid var(--line);color:#4b6073}.point-list li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:900}
.timeline-bg{background:#edf5fa}.timeline{display:grid;grid-template-columns:160px 1fr;gap:0;max-width:1050px;margin:auto}.timeline-date{padding:22px 25px 22px 0;text-align:right;font-weight:800;color:var(--blue);border-right:2px solid #b9d6e8}.timeline-item{position:relative;padding:17px 0 25px 31px}.timeline-item:before{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--blue);background:#fff;border-radius:50%;left:-8px;top:28px}.timeline-card{padding:21px 23px}.timeline-card h3{font-size:20px;line-height:1.45;margin:10px 0 7px}.timeline-card p{margin:0;color:var(--muted);font-size:15px}
.reading-layout{display:grid;grid-template-columns:minmax(0,760px) 1fr;gap:45px;align-items:start}.article-body{font-size:17px;line-height:2;color:#354c61}.article-body h2{font-size:31px;line-height:1.35;color:var(--ink);margin:0 0 19px}.article-body p{margin:0 0 21px}.article-body blockquote{margin:29px 0;padding:19px 23px;border-left:4px solid var(--blue);background:var(--blue-pale);border-radius:0 var(--r) var(--r) 0;color:#315570;font-weight:650}.side-index{padding:24px;position:sticky;top:96px}.side-index strong{font-size:16px}.side-index a{display:block;padding:11px 0;border-bottom:1px solid var(--line);color:#52677a;font-size:14px}.side-index a:hover{color:var(--blue)}
.feature-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:22px}.feature-main{display:grid;grid-template-columns:.9fr 1.1fr;overflow:hidden}.feature-main img{width:100%;height:100%;min-height:310px}.feature-main .copy{padding:29px}.feature-main h3{font-size:26px;line-height:1.4;margin:12px 0}.feature-main p{color:var(--muted);font-size:15px}.mini-stack{display:grid;gap:18px}.mini-article{padding:19px 21px}.mini-article h3{font-size:18px;line-height:1.45;margin:9px 0}.mini-article p{font-size:14px;color:var(--muted);margin:0}
.signal-panel{background:var(--ink);border-radius:var(--r-lg);color:#fff;padding:37px;display:grid;grid-template-columns:1fr .9fr;gap:40px;align-items:center;overflow:hidden}.signal-panel h2{font-size:32px;line-height:1.3;margin:9px 0}.signal-panel p{color:#cad7e3}.bars{display:flex;height:160px;align-items:end;gap:13px;padding:15px 8px;border-bottom:1px solid rgba(255,255,255,.3)}.bars i{display:block;flex:1;background:#68b8e6;border-radius:7px 7px 0 0}.bars i:nth-child(1){height:43%}.bars i:nth-child(2){height:66%}.bars i:nth-child(3){height:51%}.bars i:nth-child(4){height:84%;background:#66c597}.bars i:nth-child(5){height:70%}.bars i:nth-child(6){height:95%;background:#fff}
.cards-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.article-card{overflow:hidden;transition:.25s}.article-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}.article-card img{width:100%;height:190px;transition:.4s}.article-card:hover img{transform:scale(1.04)}.article-card .copy{padding:20px 22px}.article-card h3{margin:10px 0 8px;font-size:19px;line-height:1.45}.article-card p{color:var(--muted);font-size:14px;line-height:1.75;margin:0}
.faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:60px}.faq-intro h2{font-size:35px;line-height:1.28;margin:8px 0}.faq-intro p{color:var(--muted)}.faq-list{display:grid;gap:11px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}.faq-q{width:100%;border:0;background:#fff;padding:18px 21px;text-align:left;display:flex;justify-content:space-between;align-items:center;color:var(--ink);font-weight:800;font-size:16px}.faq-q:hover{background:#f9fcfe}.faq-q b{color:var(--blue);font-size:23px;font-weight:400}.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;padding:0 21px;color:var(--muted);font-size:15px}.faq-item.open .faq-a{max-height:230px;padding:0 21px 18px}.faq-item.open .faq-q b{transform:rotate(45deg)}
.cta{padding:0 0 78px}.cta-box{background:var(--blue);color:#fff;border-radius:var(--r-lg);padding:42px 48px;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;position:relative;overflow:hidden}.cta-box:after{content:"";position:absolute;width:250px;height:250px;border:30px solid rgba(255,255,255,.12);border-radius:50%;right:-85px;top:-150px}.cta-box h2{font-size:32px;line-height:1.3;margin:0 0 8px}.cta-box p{margin:0;color:#dceefa}.cta-box .btn-secondary{position:relative;z-index:1}.footer{background:#142536;color:#d2deea;padding:54px 0 24px}.footer-top{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;padding-bottom:38px}.footer .logo{color:#fff}.footer .logo-mark{background:#4a9ad1}.footer p{max-width:430px;color:#9fb2c5;font-size:14px}.footer-links{display:flex;flex-wrap:wrap;align-content:start;gap:9px 17px}.footer-links a{font-size:14px;color:#c4d3e0}.footer-links a:hover,.footer-bottom a:hover{color:#78bff0}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#9db0c2}.footer-bottom a{color:#c7d7e5}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(23,105,170,.32);outline-offset:3px}
@media(max-width:1200px){.nav{gap:12px}.nav-links a{padding:7px 8px;font-size:13px}.online{display:none}}
@media(max-width:992px){.nav-links{display:none}.nav-right{margin-left:auto}.menu{display:block}.nav-links.open{display:flex;position:absolute;top:72px;left:0;right:0;z-index:5;flex-direction:column;align-items:stretch;padding:12px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:0 0 var(--r) var(--r)}.nav-links.open a{padding:13px}.hero-inner{grid-template-columns:1fr}.hero-side{max-width:560px}.lead-grid,.reading-layout,.faq-layout{grid-template-columns:1fr}.side-index{position:static}.feature-grid{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr;gap:28px}.category-hero:before{background:rgba(247,250,252,.9)}}
@media(max-width:768px){.container{width:min(calc(100% - 36px),var(--max))}section{padding:56px 0}h1{font-size:37px}.category-hero,.hero-inner{min-height:auto}.hero-inner{padding:54px 0}.topic-strip{margin-top:0}.topic-strip .card{overflow:auto}.topic-strip a{min-width:148px}.section-head{display:block}.section-head p{margin-top:12px}.lead-copy h2,.section-head h2,.faq-intro h2{font-size:29px}.timeline{grid-template-columns:88px 1fr}.timeline-date{font-size:13px;padding-right:16px}.feature-main{grid-template-columns:1fr}.feature-main img{height:230px}.signal-panel{grid-template-columns:1fr;padding:29px}.cards-row{grid-template-columns:1fr}.article-card{display:grid;grid-template-columns:150px 1fr}.article-card img{height:100%}.cta-box{grid-template-columns:1fr;padding:32px}.cta-box .btn{width:max-content}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}}
@media(max-width:576px){.nav{height:64px}.nav-right .btn{display:none}.notice{right:0;top:58px;width:min(290px,100%)}.hero-inner{padding:42px 0}.hero-copy p{font-size:16px}.score-note{padding:18px}.topic-strip a{padding:13px 16px}.image-frame{height:280px}.timeline{grid-template-columns:62px 1fr}.timeline-date{padding-right:10px;font-size:12px}.timeline-item{padding-left:20px}.timeline-card{padding:17px}.article-body{font-size:16px}.article-body h2{font-size:26px}.article-card{grid-template-columns:1fr}.article-card img{height:190px}.cta-box h2{font-size:27px}.cta-box .btn{width:100%}}

/* roulang page: category3 */
:root{--blue:#1769aa;--blue-dark:#0e4d81;--blue-pale:#eaf4fb;--ink:#162333;--muted:#617184;--line:#e5edf4;--bg:#f7fafc;--green:#38a169;--orange:#e66a3a;--white:#fff;--r-sm:12px;--r:16px;--r-lg:22px;--shadow:0 12px 32px rgba(28,65,96,.08);--shadow-hover:0 18px 38px rgba(28,65,96,.14);--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;object-fit:cover}button,input,textarea{font:inherit}button{cursor:pointer}.container{width:min(calc(100% - 48px),var(--max));margin:auto}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 3px 14px rgba(28,65,96,.04);backdrop-filter:blur(12px)}.nav{height:72px;display:flex;align-items:center;gap:22px;position:relative}.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:20px;font-weight:800;letter-spacing:.5px}.logo-mark{width:31px;height:31px;border-radius:10px;background:var(--blue);position:relative;overflow:hidden}.logo-mark:before,.logo-mark:after{content:"";position:absolute;border:2px solid rgba(255,255,255,.85);border-radius:50%}.logo-mark:before{width:20px;height:20px;left:4px;top:4px}.logo-mark:after{width:4px;height:38px;left:12px;top:-4px;border-radius:0}.nav-links{display:flex;align-items:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}.nav-links a{white-space:nowrap;padding:7px 10px;border-radius:9px;color:#516175;font-size:14px;font-weight:650;transition:.2s}.nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--blue-pale)}.nav-right{display:flex;align-items:center;gap:12px}.online{font-size:13px;color:#506477;white-space:nowrap}.dot{display:inline-block;width:8px;height:8px;background:var(--green);border-radius:50%;margin-right:5px}.bell{width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--blue);font-size:19px;line-height:1;transition:.2s}.bell:hover{background:var(--blue-pale);border-color:#bfd8e9}.notice{display:none;position:absolute;right:104px;top:62px;width:285px;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);font-size:13px;line-height:1.65}.notice.show{display:block}.notice p{margin:8px 0;color:var(--muted);padding-top:8px;border-top:1px solid var(--line)}.btn{display:inline-flex;justify-content:center;align-items:center;gap:7px;min-height:44px;padding:0 17px;border:1px solid transparent;border-radius:10px;font-weight:750;line-height:1;transition:.22s}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 9px 20px rgba(23,105,170,.23)}.btn-secondary{background:#fff;color:var(--blue);border-color:#bfd8e9}.btn-secondary:hover{background:var(--blue-pale);border-color:var(--blue)}.btn:active{transform:translateY(0)}.menu{display:none;border:0;background:var(--blue-pale);color:var(--blue);border-radius:9px;padding:8px 10px;font-size:20px}
section{padding:82px 0}.section-kicker{color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.1em}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}.section-head h2{font-size:35px;line-height:1.25;letter-spacing:-1px;margin:7px 0 0}.section-head p{max-width:500px;margin:0;color:var(--muted)}.tag,.eyebrow{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:12px;font-weight:750}.tag{padding:3px 8px;background:var(--blue-pale);color:var(--blue)}.eyebrow{padding:6px 11px;background:#fff;color:var(--blue);box-shadow:0 5px 15px rgba(28,65,96,.06)}.link-arrow{display:inline-block;color:var(--blue);font-weight:750;font-size:14px;margin-top:12px;transition:.2s}.link-arrow:hover{transform:translateX(4px)}.meta{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.crumbs{padding:20px 0 0;font-size:13px;color:var(--muted)}.crumbs a:hover{color:var(--blue)}.team-hero{padding:24px 0 54px}.hero-shell{min-height:362px;display:grid;grid-template-columns:1.02fr .98fr;overflow:hidden;border-radius:24px;background:#eaf4fb;box-shadow:var(--shadow)}.hero-copy{padding:48px 50px;display:flex;justify-content:center;flex-direction:column}.hero-copy h1{font-size:50px;letter-spacing:-2px;line-height:1.16;margin:16px 0}.hero-copy p{max-width:580px;color:#42586d;margin:0 0 24px;font-size:17px}.hero-actions{display:flex;flex-wrap:wrap;gap:11px}.hero-image{position:relative;min-height:340px;overflow:hidden}.hero-image:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(234,244,251,.15),rgba(8,37,64,.24))}.hero-image img{width:100%;height:100%;position:absolute}.score-note{position:absolute;z-index:2;left:28px;bottom:27px;background:rgba(255,255,255,.94);padding:13px 16px;border-radius:12px;box-shadow:var(--shadow);min-width:205px}.score-note b{display:block;font-size:14px}.score-note span{color:var(--muted);font-size:12px}
.pulse{padding:0 0 36px}.pulse-bar{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:16px;display:grid;grid-template-columns:1.3fr repeat(3,1fr)}.pulse-item{padding:20px 24px;border-right:1px solid var(--line)}.pulse-item:last-child{border:0}.pulse-item b{display:block;font-size:20px;line-height:1.25;color:var(--blue)}.pulse-item span{font-size:13px;color:var(--muted)}.pulse-item:first-child b{color:var(--ink)}
.editorial{background:#f0f6fa}.editorial-grid{display:grid;grid-template-columns:260px minmax(0,760px) 1fr;gap:30px;align-items:start}.anchor-menu{position:sticky;top:94px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px;box-shadow:var(--shadow)}.anchor-menu strong{display:block;font-size:15px;margin-bottom:9px}.anchor-menu a{display:block;color:#5c6e80;padding:8px 10px;border-radius:8px;font-size:14px;transition:.2s}.anchor-menu a:hover{background:var(--blue-pale);color:var(--blue)}.longread{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:38px 42px;box-shadow:var(--shadow)}.longread h2{font-size:30px;line-height:1.35;margin:10px 0 18px}.longread h3{font-size:21px;line-height:1.4;margin:32px 0 10px}.longread p{color:#40566a;margin:0 0 18px}.longread blockquote{margin:26px 0;padding:18px 20px;border-left:4px solid var(--blue);background:var(--blue-pale);color:#28445c;font-weight:650}.longread ul{padding-left:21px;color:#40566a}.side-card{background:var(--ink);color:#fff;padding:25px;border-radius:var(--r-lg);overflow:hidden}.side-card h3{font-size:20px;line-height:1.4;margin:10px 0}.side-card p{font-size:14px;line-height:1.75;color:#c9d8e5}.side-card .tag{background:rgba(255,255,255,.13);color:#dbeefa}.thin-line{height:1px;background:rgba(255,255,255,.16);margin:18px 0}.mini-list{list-style:none;margin:0;padding:0}.mini-list li{padding:9px 0;font-size:13px;color:#d7e3ed;border-bottom:1px solid rgba(255,255,255,.13)}
.tactic-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:28px;align-items:stretch}.tactic-copy{padding:20px 18px 10px}.tactic-copy h2{font-size:34px;line-height:1.3;margin:8px 0 15px}.tactic-copy p{color:var(--muted)}.signal-list{margin-top:24px}.signal{display:grid;grid-template-columns:46px 1fr;gap:15px;padding:15px 0;border-bottom:1px solid var(--line)}.signal:last-child{border:0}.signal-num{color:var(--blue);font-weight:850;font-size:17px}.signal h3{margin:0;font-size:17px}.signal p{font-size:14px;margin:3px 0 0}.board{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:30px;position:relative;overflow:hidden}.board:before{content:"";position:absolute;width:420px;height:420px;border:1px solid #d9eaf6;border-radius:50%;right:-210px;top:-145px}.board-title{display:flex;justify-content:space-between;align-items:start;gap:20px;position:relative}.board-title h3{margin:0;font-size:22px}.board-title span{font-size:13px;color:var(--muted)}.lanes{margin-top:30px;position:relative}.lane{display:grid;grid-template-columns:112px 1fr 50px;align-items:center;gap:14px;margin:18px 0;font-size:14px}.track{height:11px;border-radius:999px;background:#e9f0f5;overflow:hidden}.fill{height:100%;border-radius:999px;background:var(--blue)}.fill.green{background:var(--green)}.fill.orange{background:var(--orange)}.lane b{text-align:right;font-size:13px}.board-note{margin:25px 0 0;padding-top:18px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
.article-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:26px}.featured-article{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);transition:.25s}.featured-article:hover,.article-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}.featured-article img{width:100%;height:280px;transition:.45s}.featured-article:hover img{transform:scale(1.03)}.featured-article .article-copy{padding:26px}.featured-article h3{font-size:25px;line-height:1.42;margin:12px 0}.featured-article p,.article-row p{font-size:14px;color:var(--muted);margin:0}.article-rows{display:grid;gap:14px}.article-row{display:grid;grid-template-columns:160px 1fr;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:12px;box-shadow:0 7px 22px rgba(28,65,96,.05);transition:.25s}.article-row img{width:160px;height:124px;border-radius:10px}.article-row h3{font-size:18px;line-height:1.45;margin:8px 0}.article-row .link-arrow{margin-top:6px}
.roles{background:#edf6fb}.role-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:25px}.role-map{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:34px;box-shadow:var(--shadow)}.role-map h2{font-size:30px;line-height:1.35;margin:8px 0}.role-map>p{color:var(--muted);max-width:730px}.role-tags{display:flex;gap:10px;flex-wrap:wrap;margin:25px 0}.role-tag{padding:10px 15px;background:#f2f7fa;border:1px solid var(--line);border-radius:999px;font-size:14px;font-weight:700;transition:.2s}.role-tag:hover{background:var(--blue-pale);color:var(--blue);border-color:#bfd8e9}.role-note{background:var(--blue);color:#fff;border-radius:var(--r-lg);padding:32px}.role-note h3{font-size:25px;line-height:1.35;margin:8px 0}.role-note p{color:#d9ebf7}.role-note .btn-secondary{border-color:rgba(255,255,255,.65);background:transparent;color:#fff}.role-note .btn-secondary:hover{background:#fff;color:var(--blue)}
.path-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:center}.path-image{height:390px;border-radius:var(--r-lg);overflow:hidden;position:relative}.path-image img{width:100%;height:100%}.path-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,31,52,.55),transparent 60%)}.path-image span{position:absolute;z-index:1;left:28px;bottom:23px;color:#fff;font-size:22px;font-weight:800}.path-steps{display:grid;gap:13px}.step{display:grid;grid-template-columns:48px 1fr;gap:16px;padding:17px 0;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}.step-no{width:39px;height:39px;display:grid;place-items:center;background:var(--blue-pale);color:var(--blue);border-radius:10px;font-weight:850}.step h3{font-size:18px;margin:0}.step p{font-size:14px;color:var(--muted);margin:3px 0 0}
.faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}.faq-intro h2{font-size:35px;line-height:1.3;margin:8px 0 16px}.faq-intro p{color:var(--muted)}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 2px;border:0;background:transparent;color:var(--ink);font-weight:800;font-size:17px;text-align:left}.faq-question span:last-child{color:var(--blue);font-size:24px;font-weight:400;transition:.22s}.faq-answer{max-height:0;overflow:hidden;transition:max-height .24s ease}.faq-answer p{margin:0;padding:0 2px 20px;color:var(--muted);font-size:15px}.faq-item.open .faq-answer{max-height:260px}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.contact{padding-top:30px}.contact-card{background:var(--blue);border-radius:24px;color:#fff;padding:45px 48px;display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;position:relative;overflow:hidden}.contact-card:after{content:"";position:absolute;right:-80px;bottom:-130px;width:380px;height:380px;border:35px solid rgba(255,255,255,.11);border-radius:50%}.contact-copy,.feedback-form{position:relative;z-index:1}.contact-copy h2{font-size:35px;line-height:1.25;margin:10px 0}.contact-copy p{color:#d9ebf7}.contact-points{list-style:none;padding:0;margin:25px 0 0}.contact-points li{padding:7px 0;color:#e3f1fa;font-size:14px}.contact-points li:before{content:"●";color:#79d7a1;margin-right:9px}.feedback-form{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field{display:grid;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:700}.field input,.field textarea{width:100%;border:1px solid rgba(255,255,255,.42);border-radius:10px;background:#fff;color:var(--ink);padding:11px 13px;outline:0}.field input{height:48px}.field textarea{height:102px;resize:vertical}.field input:focus,.field textarea:focus{border-color:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.18)}.feedback-form .btn{justify-self:start;background:#fff;color:var(--blue)}.form-status{grid-column:1/-1;margin:0;font-size:13px;color:#d9ebf7}
.footer{background:#162b3d;color:#d4e0e9;margin-top:82px}.footer-top{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px;padding:53px 0 38px}.footer .logo{color:#fff}.footer .logo-mark{background:#2c82c4}.footer-top p{max-width:430px;font-size:14px;line-height:1.8;color:#aebfcd}.footer-links{display:flex;flex-wrap:wrap;align-content:start;gap:10px 19px;padding-top:4px}.footer-links a{font-size:14px;color:#c9d8e3;transition:.2s}.footer-links a:hover,.footer-bottom a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.14);padding:19px 0 23px;font-size:13px;color:#aebfcd}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(23,105,170,.3);outline-offset:3px}
@media(max-width:1200px){.nav{gap:12px}.nav-links a{padding:7px 8px;font-size:13px}.online{display:none}.editorial-grid{grid-template-columns:220px minmax(0,1fr)}.side-card{grid-column:2}.hero-copy h1{font-size:45px}}
@media(max-width:992px){.nav-links{position:absolute;display:none;top:71px;left:0;right:0;padding:13px;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;box-shadow:var(--shadow);max-height:calc(100vh - 72px);overflow:auto}.nav-links.open{display:flex;flex-direction:column;align-items:stretch}.nav-links a{padding:12px}.nav-right{margin-left:auto}.menu{display:block}.hero-shell{grid-template-columns:1fr}.hero-image{min-height:260px;order:-1}.hero-copy{padding:38px}.pulse-bar{grid-template-columns:1fr 1fr}.pulse-item:nth-child(2){border-right:0}.pulse-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.editorial-grid{grid-template-columns:1fr}.anchor-menu{position:static;display:flex;gap:4px;overflow:auto;padding:10px}.anchor-menu strong{display:none}.anchor-menu a{white-space:nowrap}.side-card{grid-column:auto}.tactic-grid,.article-layout,.role-grid,.path-grid,.faq-wrap,.contact-card{grid-template-columns:1fr}.section-head{align-items:start;flex-direction:column;gap:12px}.footer-top{grid-template-columns:1fr;gap:28px}.path-image{height:310px}}
@media(max-width:768px){.container{width:min(calc(100% - 36px),var(--max))}section{padding:58px 0}.nav-right .btn{display:none}.bell{display:none}.hero-copy h1{font-size:36px}.hero-copy{padding:31px 25px}.hero-copy p{font-size:16px}.section-head h2,.faq-intro h2,.tactic-copy h2{font-size:29px}.longread{padding:28px 23px}.longread h2{font-size:26px}.article-row{grid-template-columns:115px 1fr}.article-row img{width:115px;height:112px}.contact-card{padding:32px 25px}.contact-copy h2{font-size:29px}.feedback-form{grid-template-columns:1fr}.field.full{grid-column:auto}.footer{margin-top:58px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:6px 0}}
@media(max-width:576px){.container{width:min(calc(100% - 32px),var(--max))}.logo{font-size:18px}.hero-shell{border-radius:18px}.hero-image{min-height:210px}.hero-copy h1{font-size:33px;letter-spacing:-1px}.hero-actions .btn{width:100%}.pulse-bar{grid-template-columns:1fr}.pulse-item,.pulse-item:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.pulse-item:last-child{border-bottom:0}.article-row{grid-template-columns:1fr}.article-row img{width:100%;height:165px}.lane{grid-template-columns:82px 1fr 38px;gap:8px;font-size:12px}.board{padding:23px 18px}.role-map{padding:26px 21px}.faq-question{font-size:16px}.footer-links{gap:8px 15px}}

/* roulang page: category2 */
:root{--blue:#1769aa;--blue-dark:#0e4d81;--blue-pale:#eaf4fb;--ink:#162333;--muted:#617184;--line:#e5edf4;--bg:#f7fafc;--green:#38a169;--orange:#e66a3a;--white:#fff;--r-sm:12px;--r:16px;--r-lg:22px;--shadow:0 12px 32px rgba(28,65,96,.08);--shadow-hover:0 18px 38px rgba(28,65,96,.14);--max:1240px}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85} a{color:inherit;text-decoration:none} img{display:block;max-width:100%;object-fit:cover} button,input,textarea{font:inherit} button{cursor:pointer} button,input,textarea,a{outline:none} :focus-visible{outline:3px solid rgba(23,105,170,.32);outline-offset:3px}.container{width:min(calc(100% - 48px),var(--max));margin:auto}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 3px 14px rgba(28,65,96,.04);backdrop-filter:blur(12px)}.nav{height:72px;display:flex;align-items:center;gap:22px;position:relative}.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:20px;font-weight:800;letter-spacing:.5px}.logo-mark{width:31px;height:31px;border-radius:10px;background:var(--blue);position:relative;overflow:hidden}.logo-mark:before,.logo-mark:after{content:"";position:absolute;border:2px solid rgba(255,255,255,.85);border-radius:50%}.logo-mark:before{width:20px;height:20px;left:4px;top:4px}.logo-mark:after{width:4px;height:38px;left:12px;top:-4px;border-radius:0}.nav-links{display:flex;align-items:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}.nav-links::-webkit-scrollbar{display:none}.nav-links a{white-space:nowrap;padding:7px 10px;border-radius:9px;color:#516175;font-size:14px;font-weight:650;transition:.2s}.nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--blue-pale)}.nav-right{display:flex;align-items:center;gap:12px}.online{white-space:nowrap;font-size:13px;color:#53677a}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--green);margin-right:5px;box-shadow:0 0 0 4px rgba(56,161,105,.12)}.bell{width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--blue);font-size:20px;line-height:1;transition:.2s}.bell:hover{background:var(--blue-pale);transform:translateY(-1px)}.btn{display:inline-flex;justify-content:center;align-items:center;gap:7px;min-height:44px;padding:0 17px;border:1px solid transparent;border-radius:10px;font-weight:750;line-height:1;transition:.22s}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 9px 20px rgba(23,105,170,.23)}.btn-secondary{background:#fff;color:var(--blue);border-color:#bfd8e9}.btn-secondary:hover{background:var(--blue-pale);border-color:var(--blue)}.btn:active{transform:translateY(0)}.menu{display:none;border:0;background:var(--blue-pale);color:var(--blue);border-radius:9px;padding:8px 10px;font-size:20px}.notice{display:none;position:absolute;right:0;top:61px;width:290px;padding:17px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);font-size:13px;line-height:1.65}.notice.show{display:block}.notice p{margin:8px 0;color:var(--muted)}
section{padding:78px 0}.eyebrow,.tag{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:13px;font-weight:750}.eyebrow{color:var(--blue);background:#fff;padding:6px 11px;box-shadow:0 5px 15px rgba(28,65,96,.06)}.tag{padding:3px 9px;background:var(--blue-pale);color:var(--blue);font-size:12px}.tag.green{color:#20754b;background:#eaf8ef}.tag.hot{color:#ba4d24;background:#fff1ea}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}.section-kicker{color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.1em}.section-head h2{font-size:36px;line-height:1.25;letter-spacing:-1px;margin:7px 0 0}.section-head p{max-width:500px;margin:0;color:var(--muted)}
.page-hero{position:relative;overflow:hidden;min-height:390px;background:#dcebf5 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;isolation:isolate}.page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(241,248,252,.98) 0%,rgba(241,248,252,.93) 46%,rgba(241,248,252,.38) 100%);z-index:-1}.hero-inner{min-height:390px;display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:48px;align-items:center}.breadcrumb{display:flex;align-items:center;gap:9px;font-size:13px;color:#607185;margin-bottom:15px}.breadcrumb b{color:var(--blue)}h1{font-size:52px;line-height:1.16;letter-spacing:-2px;margin:0 0 18px;font-weight:800;max-width:690px}.hero-copy p{max-width:690px;margin:0;color:#40566a;font-size:17px;line-height:1.9}.hero-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:24px}.team-board{background:rgba(255,255,255,.94);border:1px solid rgba(255,255,255,.9);border-radius:var(--r-lg);padding:22px;box-shadow:0 17px 38px rgba(29,74,109,.15)}.board-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}.board-top b{color:var(--ink)}.team-row{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line)}.team-row:last-child{border:0;padding-bottom:3px}.team-name{display:flex;align-items:center;gap:10px;font-weight:750}.team-dot{width:30px;height:30px;border-radius:10px;background:#d6eafa;position:relative}.team-dot:after{content:"";position:absolute;inset:8px;border:2px solid var(--blue);border-radius:50%}.team-row strong{font-size:20px;color:var(--blue)}.board-note{margin:13px 0 0;font-size:12px;color:var(--muted)}
.topic-strip{margin-top:-28px;position:relative;z-index:3}.topic-strip-inner{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:14px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}.topic-strip strong{font-size:14px;margin-right:6px}.filter-row{display:flex;gap:9px;flex-wrap:wrap}.filter{border:1px solid var(--line);background:#fff;color:#5a6a7c;border-radius:999px;padding:8px 14px;font-size:14px;font-weight:700;transition:.2s}.filter:hover,.filter.active{border-color:#bed9ec;background:var(--blue-pale);color:var(--blue)}
.focus-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:52px;align-items:start}.anchor-nav{position:sticky;top:98px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--shadow)}.anchor-nav strong{display:block;font-size:15px;margin-bottom:10px}.anchor-nav a{display:block;padding:9px 10px;border-radius:8px;color:#586a7d;font-size:14px;transition:.2s}.anchor-nav a:hover{background:var(--blue-pale);color:var(--blue)}.long-read{max-width:770px}.long-read h2{font-size:34px;line-height:1.3;margin:0 0 20px}.long-read h3{font-size:22px;line-height:1.45;margin:35px 0 12px}.long-read p{margin:0 0 18px;color:#3f5367}.pullquote{margin:29px 0;padding:21px 25px;border-left:4px solid var(--blue);background:#eef7fc;border-radius:0 var(--r) var(--r) 0;color:#27475e;font-size:17px;line-height:1.85;font-weight:700}.read-image{border-radius:var(--r-lg);overflow:hidden;margin:27px 0}.read-image img{width:100%;height:360px;transition:.4s}.read-image:hover img{transform:scale(1.03)}.read-caption{padding:9px 2px;color:var(--muted);font-size:13px}
.signal-band{background:#eaf3f8}.signal-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.metric{padding:21px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}.metric b{display:block;font-size:29px;line-height:1.15;color:var(--blue)}.metric span{display:block;font-size:13px;color:var(--muted);margin-top:7px}.signal-copy h2{font-size:35px;line-height:1.28;margin:8px 0 16px}.signal-copy p{color:#42576a;margin:0 0 17px}
feature-card{}
article{min-width:0}.story-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:25px}.lead-story,.story-list,.path-card,.related-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);overflow:hidden}.lead-story img{width:100%;height:250px}.story-copy{padding:25px}.meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}.story-copy h3{font-size:25px;line-height:1.4;margin:12px 0}.story-copy p{margin:0;color:var(--muted);font-size:15px}.link-arrow{display:inline-block;color:var(--blue);font-weight:750;font-size:14px;margin-top:13px;transition:.2s}.lead-story:hover .link-arrow,.news-item:hover .link-arrow,.related-card:hover .link-arrow{transform:translateX(4px)}.story-list{padding:4px 24px}.news-item{padding:18px 0;border-bottom:1px solid var(--line)}.news-item:last-child{border:0}.news-item h3{font-size:17px;line-height:1.5;margin:8px 0 5px}.news-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
.path-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.path-card{padding:24px;transition:.25s}.path-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}.path-num{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:10px;background:var(--blue-pale);color:var(--blue);font-weight:800}.path-card h3{font-size:20px;margin:16px 0 7px}.path-card p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}
timeline{}
.timeline{position:relative;padding-left:32px;max-width:1000px}.timeline:before{content:"";position:absolute;left:7px;top:9px;bottom:9px;width:2px;background:#c9dfed}.time-entry{position:relative;padding:0 0 27px}.time-entry:before{content:"";position:absolute;left:-31px;top:8px;width:14px;height:14px;background:var(--blue);border:4px solid #d9ebf6;border-radius:50%}.time-entry:last-child{padding-bottom:0}.time-entry time{font-size:13px;color:var(--blue);font-weight:800}.time-entry h3{font-size:21px;line-height:1.45;margin:5px 0}.time-entry p{max-width:760px;margin:0;color:var(--muted)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:19px}.related-card{transition:.25s}.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}.related-card img{width:100%;height:164px}.related-card .copy{padding:20px}.related-card h3{font-size:18px;line-height:1.48;margin:10px 0 5px}.related-card p{color:var(--muted);font-size:14px;line-height:1.7;margin:0}
.faq-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:75px;align-items:start}.faq-intro h2{font-size:36px;line-height:1.28;margin:8px 0 15px}.faq-intro p{color:var(--muted);margin:0}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;padding:20px 3px;background:transparent;border:0;color:var(--ink);font-weight:800;font-size:17px}.faq-question span:last-child{color:var(--blue);font-size:24px;font-weight:400;transition:.2s}.faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .22s ease}.faq-answer>div{overflow:hidden}.faq-answer p{margin:0;padding:0 3px 0;color:var(--muted);font-size:15px}.faq-item.open .faq-answer{grid-template-rows:1fr}.faq-item.open .faq-answer p{padding-bottom:20px}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.cta{padding:0 0 82px}.cta-box{position:relative;overflow:hidden;background:var(--blue-dark);color:#fff;border-radius:var(--r-lg);padding:44px 50px;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}.cta-box:before,.cta-box:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.16);border-radius:18px;transform:rotate(-17deg)}.cta-box:before{width:250px;height:160px;right:-54px;top:-65px}.cta-box:after{width:170px;height:100px;right:110px;bottom:-54px}.cta-box h2{font-size:32px;line-height:1.3;margin:0 0 9px;position:relative;z-index:1}.cta-box p{margin:0;color:#d6e7f3;position:relative;z-index:1}.cta-box .btn{position:relative;z-index:1}.cta-box .btn-secondary{background:#fff;border-color:#fff}
.footer{background:#162b3d;color:#d2dee7;padding:54px 0 22px}.footer-top{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;padding-bottom:35px;border-bottom:1px solid rgba(220,237,246,.15)}.footer .logo{color:#fff}.footer .logo-mark{background:#3b8dcc}.footer-top p{max-width:430px;margin:15px 0 0;color:#aebfcb;font-size:14px;line-height:1.8}.footer-links{display:flex;flex-wrap:wrap;gap:10px 19px;align-content:start}.footer-links a{color:#c8d6df;font-size:14px;transition:.2s}.footer-links a:hover,.footer-bottom a:hover{color:#fff;text-decoration:underline}.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:9px 20px;padding-top:19px;color:#9eb1c0;font-size:13px}.footer-bottom a{color:#c9dbe5}
@media(max-width:1200px){.nav{gap:12px}.nav-links a{padding:7px 8px;font-size:13px}.online{display:none}.hero-inner{grid-template-columns:1fr 320px}.focus-layout{gap:35px}}
@media(max-width:992px){.nav-right .bell{display:none}.nav-links{gap:1px}.page-hero{min-height:auto}.hero-inner{grid-template-columns:1fr;min-height:auto;padding:55px 0}.team-board{max-width:430px}.focus-layout{grid-template-columns:1fr}.anchor-nav{position:static;display:flex;gap:4px;flex-wrap:wrap;padding:12px}.anchor-nav strong{width:100%;margin:0 0 4px}.signal-grid,.story-grid,.faq-wrap{grid-template-columns:1fr}.faq-wrap{gap:32px}.path-grid{grid-template-columns:1fr 1fr}.footer-top{grid-template-columns:1fr;gap:30px}}
@media(max-width:768px){.container{width:min(calc(100% - 36px),var(--max))}.nav{height:66px}.nav-links{display:none;position:absolute;left:0;right:0;top:66px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:0 0 var(--r) var(--r);box-shadow:var(--shadow);max-height:calc(100vh - 66px);overflow:auto}.nav-links.open{display:block}.nav-links a{display:block;padding:13px 12px;font-size:15px}.nav-right{margin-left:auto}.nav-right .btn{display:none}.menu{display:block}.notice{top:57px;right:45px}.page-hero{background-position:64% center}.hero-inner{padding:43px 0}.hero-copy p{font-size:16px}h1{font-size:38px;letter-spacing:-1px}section{padding:58px 0}.section-head{display:block;margin-bottom:25px}.section-head h2,.signal-copy h2,.faq-intro h2{font-size:29px}.section-head p{margin-top:12px}.long-read h2{font-size:29px}.read-image img{height:250px}.related-grid{grid-template-columns:1fr 1fr}.cta{padding-bottom:58px}.cta-box{grid-template-columns:1fr;padding:32px 27px}.cta-box h2{font-size:28px}}
@media(max-width:576px){.container{width:min(calc(100% - 32px),var(--max))}.logo{font-size:18px}.nav{gap:9px}.bell{display:none}.hero-actions,.hero-actions .btn{width:100%}.hero-actions .btn{min-height:47px}.team-board{padding:18px}.topic-strip{margin-top:-16px}.topic-strip-inner{padding:13px}.metric-grid,.path-grid,.related-grid{grid-template-columns:1fr}.story-copy h3{font-size:22px}.lead-story img{height:205px}.story-list{padding:4px 18px}.read-image img{height:205px}.long-read p{font-size:15px}.pullquote{font-size:16px;padding:18px}.timeline{padding-left:27px}.time-entry:before{left:-26px}.footer{padding-top:43px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}

.feedback-form{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;box-shadow:var(--shadow)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.form-grid label{display:flex;flex-direction:column;gap:7px;font-size:14px;font-weight:750;color:#40566a}.form-grid label span{color:var(--orange);margin-left:3px}.form-grid input,.form-grid textarea,.form-grid select{width:100%;border:1px solid #d6e3ec;border-radius:10px;background:#fbfdfe;color:var(--ink);padding:0 14px;height:50px;transition:.2s}.form-grid textarea{height:140px;padding-top:12px;resize:vertical}.form-grid label:last-child{grid-column:span 2}.form-grid input:focus,.form-grid textarea:focus,.form-grid select:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(23,105,170,.1)}.form-grid input:invalid:not(:placeholder-shown),.form-grid textarea:invalid:not(:placeholder-shown){border-color:var(--orange)}.form-foot{display:flex;align-items:center;gap:15px;margin-top:22px}.form-foot span{font-size:13px;color:var(--muted)}.form-foot span.success{color:var(--green)}.form-foot span.error{color:var(--orange)}
@media(max-width:576px){.feedback-form{padding:21px}.form-grid{grid-template-columns:1fr;gap:15px}.form-grid label:last-child{grid-column:auto}.form-foot{align-items:flex-start;flex-direction:column}.form-foot .btn{width:100%}}

/* roulang page: category4 */
:root{--blue:#1769aa;--blue-dark:#0e4d81;--blue-pale:#eaf4fb;--ink:#162333;--muted:#617184;--line:#e5edf4;--bg:#f7fafc;--green:#38a169;--orange:#e66a3a;--white:#fff;--r-sm:12px;--r:16px;--r-lg:22px;--shadow:0 12px 32px rgba(28,65,96,.08);--shadow-hover:0 18px 38px rgba(28,65,96,.14);--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;object-fit:cover}button,input,textarea{font:inherit}button{cursor:pointer}.container{width:min(calc(100% - 48px),var(--max));margin:auto}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 3px 14px rgba(28,65,96,.04);backdrop-filter:blur(12px)}.nav{height:72px;display:flex;align-items:center;gap:22px;position:relative}.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:20px;font-weight:800;letter-spacing:.5px}.logo-mark{width:31px;height:31px;border-radius:10px;background:var(--blue);position:relative;overflow:hidden}.logo-mark:before,.logo-mark:after{content:"";position:absolute;border:2px solid rgba(255,255,255,.85);border-radius:50%}.logo-mark:before{width:20px;height:20px;left:4px;top:4px}.logo-mark:after{width:4px;height:38px;left:12px;top:-4px;border-radius:0}.nav-links{display:flex;align-items:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}.nav-links a{white-space:nowrap;padding:7px 10px;border-radius:9px;color:#516175;font-size:14px;font-weight:650;transition:.2s}.nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--blue-pale)}.nav-right{display:flex;align-items:center;gap:12px}.online{font-size:13px;color:#55677a;white-space:nowrap}.dot{display:inline-block;width:8px;height:8px;background:var(--green);border-radius:50%;margin-right:5px;box-shadow:0 0 0 4px rgba(56,161,105,.12)}.bell{width:38px;height:38px;border:1px solid var(--line);background:#fff;border-radius:10px;color:var(--blue);font-size:21px;line-height:1;transition:.2s}.bell:hover{background:var(--blue-pale);transform:translateY(-1px)}.notice{display:none;position:absolute;right:98px;top:63px;width:290px;padding:17px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);font-size:13px;line-height:1.65}.notice.show{display:block}.notice strong{font-size:15px}.notice p{margin:8px 0 0;color:var(--muted);padding-top:8px;border-top:1px solid var(--line)}.btn{display:inline-flex;justify-content:center;align-items:center;gap:7px;min-height:44px;padding:0 17px;border:1px solid transparent;border-radius:10px;font-weight:750;line-height:1;transition:.22s}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 9px 20px rgba(23,105,170,.23)}.btn-secondary{background:#fff;color:var(--blue);border-color:#bfd8e9}.btn-secondary:hover{background:var(--blue-pale);border-color:var(--blue)}.btn:active{transform:translateY(0)}.menu{display:none;border:0;background:var(--blue-pale);color:var(--blue);border-radius:9px;padding:8px 10px;font-size:20px}
section{padding:82px 0}.section-kicker{color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.1em}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}.section-head h2{font-size:36px;line-height:1.25;letter-spacing:-1px;margin:7px 0 0}.section-head p{max-width:500px;margin:0;color:var(--muted)}.tag{display:inline-flex;align-items:center;border-radius:999px;padding:3px 9px;background:var(--blue-pale);color:var(--blue);font-size:12px;font-weight:750}.meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:13px}.link-arrow{display:inline-block;color:var(--blue);font-weight:750;font-size:14px;margin-top:12px;transition:.2s}.link-arrow:hover{transform:translateX(4px)}.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);transition:.25s}.card:hover{box-shadow:var(--shadow-hover)}.image-box{overflow:hidden}.image-box img{width:100%;height:100%;transition:.45s}.card:hover .image-box img{transform:scale(1.045)}
.hero-player{padding:42px 0 34px;background:#edf6fb;position:relative;overflow:hidden}.hero-player:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,250,252,.96),rgba(247,250,252,.78) 53%,rgba(247,250,252,.27)),url('/assets/images/backpic/back-2.webp') center/cover}.hero-inner{position:relative;display:grid;grid-template-columns:1fr 410px;gap:44px;align-items:center;min-height:340px}.crumb{font-size:13px;color:#5e7183;margin-bottom:18px}.crumb a{color:var(--blue)}h1{font-size:52px;line-height:1.16;letter-spacing:-2px;margin:0 0 17px;font-weight:800}.hero-copy>p{max-width:680px;margin:0;color:#40566a;font-size:17px}.hero-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:25px}.hero-board{background:rgba(255,255,255,.94);border:1px solid rgba(255,255,255,.8);border-radius:var(--r-lg);padding:22px;box-shadow:0 18px 42px rgba(28,65,96,.15)}.board-head{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);padding-bottom:14px;border-bottom:1px solid var(--line)}.live-pill{color:#b84b26;background:#fff0e9;border-radius:99px;padding:3px 8px;font-size:12px;font-weight:800}.board-name{font-size:23px;font-weight:800;margin:17px 0 3px}.board-role{color:var(--muted);font-size:14px}.metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:17px}.metric-row div{background:#f5f9fc;border-radius:11px;padding:10px}.metric-row b{display:block;color:var(--blue);font-size:20px;line-height:1.2}.metric-row span{font-size:11px;color:var(--muted)}.track{height:7px;background:#e7eef4;border-radius:99px;margin-top:17px;overflow:hidden}.track i{display:block;width:73%;height:100%;background:var(--green);border-radius:inherit}.board-note{font-size:12px;color:var(--muted);margin:10px 0 0}
.signal-strip{background:#fff;border-bottom:1px solid var(--line)}.signal-grid{display:grid;grid-template-columns:repeat(4,1fr)}.signal{padding:18px 24px;border-right:1px solid var(--line)}.signal:last-child{border-right:0}.signal b{display:block;font-size:18px;color:var(--blue);line-height:1.35}.signal span{font-size:12px;color:var(--muted)}
.indicator-section{padding-bottom:45px}.indicator-layout{display:grid;grid-template-columns:.87fr 1.13fr;gap:30px}.indicator-lead{background:var(--ink);color:#fff;border-radius:var(--r-lg);padding:35px;position:relative;overflow:hidden}.indicator-lead:after{content:"";position:absolute;width:180px;height:180px;border:20px solid rgba(112,197,242,.14);right:-56px;bottom:-76px;border-radius:50%}.indicator-lead h2{position:relative;font-size:31px;line-height:1.35;margin:9px 0 15px}.indicator-lead p{position:relative;color:#cbd8e4;margin:0}.indicator-list{display:grid;grid-template-columns:1fr 1fr;gap:15px}.indicator{padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}.indicator h3{font-size:18px;margin:0 0 7px}.indicator p{font-size:14px;color:var(--muted);margin:0;line-height:1.72}.mini-bar{height:5px;background:#edf2f6;border-radius:8px;margin:15px 0 0}.mini-bar i{height:100%;display:block;border-radius:8px;background:var(--blue)}.mini-bar.green i{background:var(--green)}
.person-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:stretch}.feature-person{overflow:hidden}.feature-person .image-box{height:292px}.feature-person .copy{padding:27px}.feature-person h3{font-size:27px;line-height:1.4;margin:12px 0}.feature-person p{color:var(--muted);margin:0}.person-list{display:grid;gap:14px}.person-item{display:grid;grid-template-columns:130px 1fr;min-height:140px;overflow:hidden}.person-item .image-box{height:100%}.person-item .copy{padding:17px 20px}.person-item h3{font-size:18px;line-height:1.45;margin:7px 0}.person-item p{font-size:13px;line-height:1.7;color:var(--muted);margin:0}
.reading-zone{background:#eef6fa}.essay-layout{display:grid;grid-template-columns:250px minmax(0,760px) 1fr;gap:32px;align-items:start}.essay-nav{position:sticky;top:92px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:var(--r)}.essay-nav strong{font-size:15px}.essay-nav a{display:block;padding:9px 0;color:#607387;font-size:14px;border-bottom:1px solid #eef2f5;transition:.2s}.essay-nav a:last-child{border:0}.essay-nav a:hover{color:var(--blue);padding-left:4px}.article-body{background:#fff;padding:36px 44px;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow)}.article-body h2{font-size:31px;line-height:1.4;margin:0 0 20px}.article-body h3{font-size:21px;margin:30px 0 10px}.article-body p{color:#3f5366;margin:0 0 17px}.article-body blockquote{margin:27px 0;padding:17px 20px;border-left:4px solid var(--blue);background:var(--blue-pale);color:#31516b}.article-note{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:21px}.article-note h3{font-size:17px;margin:0 0 10px}.article-note p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}.article-note ul{padding-left:19px;color:#526578;font-size:14px}
.waterfall{columns:3;column-gap:18px}.story{break-inside:avoid;margin:0 0 18px;overflow:hidden}.story img{width:100%;aspect-ratio:16/10}.story:nth-child(2) img{aspect-ratio:1/1}.story:nth-child(4) img{aspect-ratio:4/5}.story-copy{padding:19px 20px}.story h3{font-size:18px;line-height:1.45;margin:9px 0}.story p{font-size:13px;color:var(--muted);line-height:1.75;margin:0}
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.method{padding:25px 22px;position:relative}.method-num{font-size:12px;font-weight:800;color:var(--blue);letter-spacing:.1em}.method h3{font-size:19px;margin:12px 0 7px}.method p{margin:0;font-size:14px;color:var(--muted);line-height:1.75}.method:before{content:"";position:absolute;width:32px;height:3px;top:0;left:22px;background:var(--blue);border-radius:0 0 4px 4px}
.related-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}.related-feature{display:grid;grid-template-columns:42% 1fr;overflow:hidden}.related-feature .image-box{min-height:255px}.related-feature .copy{padding:28px}.related-feature h3{font-size:24px;line-height:1.4;margin:10px 0}.related-feature p{color:var(--muted);font-size:14px;margin:0}.related-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:10px 24px;box-shadow:var(--shadow)}.related-list a{display:block;padding:17px 0;border-bottom:1px solid var(--line);font-size:15px;font-weight:700;transition:.2s}.related-list a:last-child{border:0}.related-list a:hover{color:var(--blue);padding-left:4px}.related-list small{display:block;color:var(--muted);font-weight:400;font-size:12px;margin-top:4px}
.faq-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:60px}.faq-intro h2{font-size:36px;line-height:1.3;margin:8px 0}.faq-intro p{color:var(--muted)}.faq-list{display:grid;gap:10px}.faq{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}.faq button{width:100%;border:0;background:#fff;display:flex;align-items:center;justify-content:space-between;text-align:left;padding:19px 21px;color:var(--ink);font-weight:800;font-size:16px}.faq button:hover{background:#fbfdff}.faq button span{font-size:24px;color:var(--blue);font-weight:400;transition:.22s}.faq .answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .22s}.faq .answer>div{overflow:hidden}.faq .answer p{margin:0;padding:0 21px 0;color:var(--muted);font-size:14px;line-height:1.85}.faq.open .answer{grid-template-rows:1fr}.faq.open .answer p{padding-bottom:19px}.faq.open button span{transform:rotate(45deg)}
.contact{padding-top:35px}.contact-box{background:var(--blue);color:#fff;border-radius:var(--r-lg);padding:44px 48px;position:relative;overflow:hidden}.contact-box:before,.contact-box:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.17);border-radius:50%}.contact-box:before{width:400px;height:400px;right:-150px;top:-250px}.contact-box:after{width:230px;height:230px;right:90px;bottom:-165px}.contact-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:48px;position:relative}.contact h2{font-size:34px;line-height:1.3;margin:10px 0}.contact p{color:#d8e9f5}.contact-list{list-style:none;padding:0;margin:24px 0 0;font-size:14px;color:#d8e9f5}.contact-list li{padding:5px 0}.feedback-form{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field.full{grid-column:1/-1}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:5px}.field em{font-style:normal;color:#bdebd2}.field input,.field textarea{width:100%;border:1px solid rgba(255,255,255,.28);background:#fff;color:var(--ink);border-radius:10px;padding:11px 13px;outline:0}.field input{height:48px}.field textarea{min-height:104px;resize:vertical}.field input:focus,.field textarea:focus{border-color:#9cd0f3;box-shadow:0 0 0 4px rgba(255,255,255,.15)}.feedback-form .btn{justify-self:start;background:#fff;color:var(--blue)}.feedback-form .btn:hover{background:#eaf4fb}.form-message{display:none;grid-column:1/-1;margin:0;font-size:14px;color:#d5f4e0}.form-message.show{display:block}
.footer{background:#162333;color:#d3dfeb;padding:53px 0 24px}.footer-top{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;padding-bottom:35px;border-bottom:1px solid rgba(229,237,244,.16)}.footer .logo{color:#fff}.footer .logo-mark{background:#3a92ce}.footer-top p{max-width:430px;color:#aabccc;font-size:14px;line-height:1.85}.footer-links{display:flex;align-content:start;flex-wrap:wrap;gap:10px 22px;padding-top:6px}.footer-links a{font-size:14px;color:#d6e1ea;transition:.2s}.footer-links a:hover,.footer-bottom a:hover{color:#8fcef5}.footer-bottom{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;padding-top:21px;color:#9eb1c1;font-size:12px}.footer-bottom a{transition:.2s}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(23,105,170,.34);outline-offset:3px}
@media(max-width:1200px){.nav{gap:12px}.nav-links a{padding:7px 8px}.online{display:none}.hero-inner{grid-template-columns:1fr 360px}.essay-layout{grid-template-columns:200px minmax(0,1fr)}.article-note{display:none}}
@media(max-width:992px){.nav-links{order:4;display:none}.nav-links.open{display:flex;position:absolute;left:0;right:0;top:72px;background:#fff;padding:12px;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:0 0 var(--r) var(--r);flex-direction:column;align-items:stretch}.nav-links.open a{padding:12px}.nav-right{margin-left:auto}.menu{display:block}.hero-inner{grid-template-columns:1fr}.hero-board{max-width:500px}.signal-grid{grid-template-columns:repeat(2,1fr)}.signal:nth-child(2){border-right:0}.signal:nth-child(-n+2){border-bottom:1px solid var(--line)}.indicator-layout,.person-grid,.faq-wrap,.contact-grid{grid-template-columns:1fr}.essay-layout{grid-template-columns:1fr}.essay-nav{position:static;display:flex;gap:14px;flex-wrap:wrap}.essay-nav a{border:0;padding:2px 0}.related-grid{grid-template-columns:1fr}.method-grid{grid-template-columns:1fr 1fr}}
@media(max-width:768px){.container{width:min(calc(100% - 36px),var(--max))}section{padding:58px 0}.nav{height:64px}.topbar{position:sticky}.nav-right .btn{display:none}.notice{right:0;top:58px}.hero-player{padding:34px 0}.hero-inner{min-height:0;gap:25px}h1{font-size:37px;letter-spacing:-1px}.hero-copy>p{font-size:16px}.section-head{display:block;margin-bottom:25px}.section-head h2,.faq-intro h2{font-size:29px}.section-head p{margin-top:12px}.indicator-list{grid-template-columns:1fr}.feature-person .image-box{height:225px}.person-item{grid-template-columns:110px 1fr}.article-body{padding:27px 23px}.article-body h2{font-size:26px}.waterfall{columns:2}.related-feature{grid-template-columns:1fr}.related-feature .image-box{min-height:190px}.contact-box{padding:34px 24px}.footer-top{grid-template-columns:1fr;gap:22px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}}
@media(max-width:576px){.container{width:min(calc(100% - 32px),var(--max))}.logo{font-size:18px}.logo-mark{width:28px;height:28px}.bell{display:none}.hero-board{padding:18px}.metric-row b{font-size:18px}.signal{padding:15px 13px}.indicator-lead{padding:27px}.indicator-lead h2{font-size:26px}.person-item{grid-template-columns:1fr}.person-item .image-box{height:165px}.person-item .copy{padding:16px}.waterfall{columns:1}.method-grid{grid-template-columns:1fr}.faq button{font-size:15px;padding:17px}.feedback-form{grid-template-columns:1fr}.contact h2{font-size:29px}.feedback-form .btn{width:100%}.hero-actions .btn{flex:1}.nav-links.open{top:64px}}

/* roulang page: category6 */
:root{--blue:#1769aa;--blue-dark:#0e4d81;--blue-pale:#eaf4fb;--ink:#162333;--muted:#617184;--line:#e5edf4;--bg:#f7fafc;--green:#38a169;--orange:#e66a3a;--white:#fff;--r-sm:12px;--r:16px;--r-lg:22px;--shadow:0 12px 32px rgba(28,65,96,.08);--shadow-hover:0 18px 38px rgba(28,65,96,.14);--max:1240px}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85} a{color:inherit;text-decoration:none} img{display:block;max-width:100%;object-fit:cover} button,input,textarea{font:inherit} button{cursor:pointer} .container{width:min(calc(100% - 48px),var(--max));margin:auto}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 3px 14px rgba(28,65,96,.04);backdrop-filter:blur(12px)} .nav{height:72px;display:flex;align-items:center;gap:22px;position:relative}.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:20px;font-weight:800;letter-spacing:.5px}.logo-mark{width:31px;height:31px;border-radius:10px;background:var(--blue);position:relative;overflow:hidden}.logo-mark:before,.logo-mark:after{content:"";position:absolute;border:2px solid rgba(255,255,255,.85);border-radius:50%}.logo-mark:before{width:20px;height:20px;left:4px;top:4px}.logo-mark:after{width:4px;height:38px;left:12px;top:-4px;border-radius:0}
.nav-links{display:flex;align-items:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}.nav-links a{white-space:nowrap;padding:7px 10px;border-radius:9px;color:#516175;font-size:14px;font-weight:650;transition:.2s}.nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--blue-pale)}.nav-right{display:flex;align-items:center;gap:12px}.online{font-size:13px;color:#536679;white-space:nowrap}.dot{display:inline-block;width:8px;height:8px;margin-right:5px;background:var(--green);border-radius:50%}.bell{width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--blue);font-size:20px;line-height:1;transition:.2s}.bell:hover{background:var(--blue-pale)}.notice{display:none;position:absolute;right:0;top:63px;width:285px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--r);padding:17px;z-index:3}.notice.show{display:block}.notice strong{font-size:15px}.notice p{font-size:13px;line-height:1.65;color:var(--muted);border-top:1px solid var(--line);padding-top:8px;margin:8px 0 0}
.btn{display:inline-flex;justify-content:center;align-items:center;gap:7px;min-height:44px;padding:0 17px;border:1px solid transparent;border-radius:10px;font-weight:750;line-height:1;transition:.22s}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 9px 20px rgba(23,105,170,.23)}.btn-secondary{background:#fff;color:var(--blue);border-color:#bfd8e9}.btn-secondary:hover{background:var(--blue-pale);border-color:var(--blue)}.btn:active{transform:translateY(0)}.menu{display:none;border:0;background:var(--blue-pale);color:var(--blue);border-radius:9px;padding:8px 10px;font-size:20px}
section{padding:76px 0}.section-kicker{color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.1em}.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:31px}.section-head h2{font-size:35px;line-height:1.25;letter-spacing:-1px;margin:7px 0 0}.section-head p{max-width:500px;margin:0;color:var(--muted)}
.guide-hero{padding:42px 0 54px;background:#edf6fb}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:18px}.breadcrumbs a{color:var(--blue)}.guide-hero-grid{display:grid;grid-template-columns:1fr .92fr;gap:45px;align-items:center}.eyebrow,.tag{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:13px;font-weight:750}.eyebrow{color:var(--blue);background:#fff;padding:6px 11px;box-shadow:0 5px 15px rgba(28,65,96,.06)}h1{font-size:50px;letter-spacing:-2px;line-height:1.16;margin:16px 0 18px}.guide-hero p{max-width:630px;color:#40566a;font-size:17px;margin:0 0 23px}.hero-actions{display:flex;flex-wrap:wrap;gap:11px}.hero-cover{min-height:310px;border-radius:var(--r-lg);overflow:hidden;position:relative;box-shadow:var(--shadow)}.hero-cover img{width:100%;height:310px}.hero-cover:after{content:"比赛阅读提示";position:absolute;left:22px;bottom:20px;background:rgba(22,35,51,.83);color:#fff;padding:8px 13px;border-radius:999px;font-size:13px;font-weight:700}.guide-strip{padding:0;transform:translateY(-18px)}.strip-inner{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--r);overflow:hidden}.strip-item{padding:17px 22px;border-right:1px solid var(--line)}.strip-item:last-child{border:0}.strip-item b{display:block;color:var(--blue);font-size:18px;line-height:1.25}.strip-item span{font-size:13px;color:var(--muted)}
.path-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:start}.path-copy p,.reading-text p{color:#465b6e}.point-list{margin:24px 0;padding:0;list-style:none}.point-list li{position:relative;padding:9px 0 9px 28px;color:#465b6e}.point-list li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:900}.step-list{display:grid;gap:14px}.step{display:grid;grid-template-columns:56px 1fr;gap:18px;padding:21px;border:1px solid var(--line);background:#fff;border-radius:var(--r);box-shadow:0 5px 18px rgba(28,65,96,.04);transition:.22s}.step:hover{transform:translateX(4px);box-shadow:var(--shadow)}.step-no{width:44px;height:44px;display:grid;place-items:center;border-radius:13px;background:var(--blue-pale);color:var(--blue);font-weight:850}.step h3{font-size:19px;margin:0 0 5px}.step p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
.soft{background:#eef6fa}.check-board{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:stretch}.check-visual{border-radius:var(--r-lg);overflow:hidden;position:relative;min-height:395px}.check-visual img{width:100%;height:100%}.check-visual:after{content:"赛前先看什么？";position:absolute;left:24px;bottom:24px;color:#fff;font-size:27px;font-weight:800;text-shadow:0 2px 10px rgba(0,0,0,.35)}.check-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:33px;box-shadow:var(--shadow)}.check-panel h2{font-size:30px;line-height:1.3;margin:8px 0 13px}.check-panel p{color:var(--muted)}.check-items{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:21px}.check-item{border:1px solid var(--line);border-radius:12px;padding:15px}.check-item b{display:block;font-size:15px}.check-item span{display:block;color:var(--muted);font-size:13px;line-height:1.6;margin-top:4px}
.article-layout{display:grid;grid-template-columns:minmax(0,760px) 1fr;gap:65px}.long-read{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:42px 48px;box-shadow:var(--shadow)}.long-read h2{font-size:31px;line-height:1.35;margin:8px 0 22px}.long-read h3{font-size:21px;margin:27px 0 8px}.long-read p{color:#3f566b;margin:0 0 16px}.quote{margin:25px 0;padding:18px 22px;border-left:4px solid var(--blue);background:var(--blue-pale);color:#30546f;border-radius:0 var(--r-sm) var(--r-sm) 0}.aside-note{padding-top:15px}.aside-card{background:var(--ink);color:#fff;border-radius:var(--r-lg);padding:28px;margin-bottom:18px}.aside-card p{color:#cbd8e4;font-size:14px}.aside-card .tag{background:rgba(255,255,255,.14);color:#dceffc}.aside-list{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:12px 22px;box-shadow:var(--shadow)}.aside-list a{display:block;padding:13px 0;border-bottom:1px solid var(--line);font-weight:700;font-size:14px;color:#3d556b}.aside-list a:last-child{border:0}.aside-list a:hover{color:var(--blue)}
.cover-row{display:grid;grid-template-columns:1.45fr .85fr .85fr;gap:18px}.cover-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);transition:.25s}.cover-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}.cover-card img{width:100%;height:150px;transition:.4s}.cover-card:hover img{transform:scale(1.04)}.cover-card:first-child img{height:220px}.cover-copy{padding:18px 20px}.tag{padding:3px 8px;background:var(--blue-pale);color:var(--blue);font-size:12px}.meta{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13px}.cover-copy h3{font-size:19px;line-height:1.45;margin:10px 0 6px}.cover-copy p{font-size:14px;line-height:1.7;color:var(--muted);margin:0}.link-arrow{display:inline-block;color:var(--blue);font-size:14px;font-weight:750;margin-top:11px;transition:.2s}.cover-card:hover .link-arrow{transform:translateX(4px)}
.tip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.tip{padding:25px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:0 6px 20px rgba(28,65,96,.05)}.tip-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:var(--blue-pale);color:var(--blue);font-size:19px;font-weight:900}.tip h3{font-size:19px;margin:15px 0 7px}.tip p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
.faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:62px;align-items:start}.faq-intro{position:sticky;top:104px}.faq-intro h2{font-size:35px;line-height:1.3;margin:8px 0 13px}.faq-intro p{color:var(--muted)}.faq-list{display:grid;gap:11px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:0 5px 16px rgba(28,65,96,.04)}.faq-q{width:100%;border:0;background:#fff;color:var(--ink);padding:20px 22px;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:16px;font-weight:750}.faq-q:hover{color:var(--blue)}.faq-q span:last-child{font-size:25px;color:var(--blue);font-weight:400}.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}.faq-a p{margin:0;padding:0 22px 20px;color:var(--muted);font-size:15px;line-height:1.8}.faq-item.open .faq-a{max-height:240px}.faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
.feedback{padding:0 0 82px}.feedback-card{background:var(--blue);color:#fff;border-radius:var(--r-lg);padding:43px 48px;display:grid;grid-template-columns:1fr .95fr;gap:40px;position:relative;overflow:hidden}.feedback-card:before{content:"";position:absolute;width:260px;height:260px;border:28px solid rgba(255,255,255,.1);border-radius:50%;right:-120px;top:-145px}.feedback-card h2{font-size:32px;line-height:1.3;margin:7px 0 13px}.feedback-card p{color:#d7ecfb;max-width:580px}.feedback-form{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:11px}.feedback-form input,.feedback-form textarea{width:100%;border:1px solid rgba(255,255,255,.35);background:#fff;color:var(--ink);border-radius:10px;padding:12px 14px;outline:none}.feedback-form textarea{grid-column:span 2;min-height:98px;resize:vertical}.feedback-form input:focus,.feedback-form textarea:focus{border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.22)}.feedback-form button{grid-column:span 2;background:#fff;color:var(--blue);border:0}.form-msg{grid-column:span 2;font-size:13px;color:#d9f5e5;display:none}.form-msg.show{display:block}
.footer{background:#162333;color:#d6e0e9;padding:52px 0 25px}.footer-top{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;padding-bottom:35px;border-bottom:1px solid rgba(220,236,248,.15)}.footer .logo{color:#fff}.footer .logo-mark{background:#3a93d1}.footer-top p{color:#aebfcd;max-width:420px;font-size:14px;line-height:1.8}.footer-links{display:flex;align-content:flex-start;flex-wrap:wrap;gap:9px 20px}.footer-links a{font-size:14px;color:#c9d8e3}.footer-links a:hover,.footer-bottom a:hover{color:#8dc9f2}.footer-bottom{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;padding-top:22px;color:#9eb0bf;font-size:13px}.footer-bottom a{color:#c8dbe8}
:focus-visible{outline:3px solid rgba(23,105,170,.35);outline-offset:3px}
@media(max-width:1200px){.nav{gap:13px}.nav-links a{padding:7px 8px;font-size:13px}.online{display:none}.article-layout{gap:32px}}
@media(max-width:992px){.nav-links{position:absolute;display:none;top:72px;left:0;right:0;padding:13px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:0 0 var(--r) var(--r);flex-direction:column;align-items:stretch}.nav-links.show{display:flex}.nav-links a{font-size:15px;padding:12px}.menu{display:block;margin-left:auto}.nav-right .bell{display:none}.nav-right{margin-left:0}.guide-hero-grid,.path-grid,.check-board,.article-layout,.faq-layout,.feedback-card{grid-template-columns:1fr}.hero-cover{min-height:260px}.article-layout{gap:25px}.aside-note{display:grid;grid-template-columns:1fr 1fr;gap:18px}.aside-card{margin:0}.faq-intro{position:static}.cover-row{grid-template-columns:1fr 1fr}.cover-card:first-child{grid-column:span 2}.footer-top{grid-template-columns:1fr;gap:25px}}
@media(max-width:768px){.container{width:min(calc(100% - 36px),var(--max))}section{padding:57px 0}h1{font-size:36px}.section-head{display:block;margin-bottom:25px}.section-head h2{font-size:29px}.section-head p{margin-top:12px}.guide-hero{padding:31px 0 46px}.strip-inner{grid-template-columns:1fr 1fr}.strip-item:nth-child(2){border-right:0}.strip-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.long-read{padding:30px 24px}.long-read h2{font-size:27px}.check-items,.tip-grid{grid-template-columns:1fr 1fr}.feedback-card{padding:33px 26px}.cover-row{grid-template-columns:1fr}.cover-card:first-child{grid-column:auto}.cover-card img,.cover-card:first-child img{height:205px}.aside-note{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}}
@media(max-width:576px){.nav{height:64px}.nav-right .btn{display:none}.nav-links{top:64px}.guide-hero-grid{gap:25px}.hero-cover img{height:250px}.strip-item{padding:14px}.check-items,.tip-grid{grid-template-columns:1fr}.step{grid-template-columns:46px 1fr;padding:17px}.feedback-form{grid-template-columns:1fr}.feedback-form textarea,.feedback-form button,.form-msg{grid-column:auto}.hero-actions .btn{width:100%}.faq-q{padding:17px;font-size:15px}.faq-a p{padding:0 17px 17px}.footer{padding-top:40px}}

/* roulang page: category5 */
:root{--blue:#1769aa;--blue-dark:#0e4d81;--blue-pale:#eaf4fb;--ink:#162333;--muted:#617184;--line:#e5edf4;--bg:#f7fafc;--green:#38a169;--orange:#e66a3a;--white:#fff;--r-sm:12px;--r:16px;--r-lg:22px;--shadow:0 12px 32px rgba(28,65,96,.08);--shadow-hover:0 18px 38px rgba(28,65,96,.14);--max:1240px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;object-fit:cover}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(23,105,170,.28);outline-offset:3px}
    .container{width:min(calc(100% - 48px),var(--max));margin:auto}
    .topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 3px 14px rgba(28,65,96,.04);backdrop-filter:blur(12px)}
    .nav{height:72px;display:flex;align-items:center;gap:22px;position:relative}
    .logo{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:20px;font-weight:800;letter-spacing:.5px}
    .logo-mark{width:31px;height:31px;border-radius:10px;background:var(--blue);position:relative;overflow:hidden}
    .logo-mark:before,.logo-mark:after{content:"";position:absolute;border:2px solid rgba(255,255,255,.85);border-radius:50%}
    .logo-mark:before{width:20px;height:20px;left:4px;top:4px}
    .logo-mark:after{width:4px;height:38px;left:12px;top:-4px;border-radius:0}
    .nav-links{display:flex;align-items:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}
    .nav-links::-webkit-scrollbar{display:none}
    .nav-links a{white-space:nowrap;padding:7px 10px;border-radius:9px;color:#516175;font-size:14px;font-weight:650;transition:.2s}
    .nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--blue-pale)}
    .nav-right{display:flex;align-items:center;gap:12px}
    .online{font-size:13px;color:#526679;white-space:nowrap}
    .dot{width:8px;height:8px;display:inline-block;border-radius:50%;background:var(--green);margin-right:5px;box-shadow:0 0 0 4px rgba(56,161,105,.12)}
    .bell{width:37px;height:37px;border:1px solid var(--line);background:#fff;color:var(--blue);border-radius:10px;font-size:20px;line-height:1;transition:.2s}
    .bell:hover{background:var(--blue-pale);transform:translateY(-1px)}
    .notice{display:none;position:absolute;right:104px;top:62px;width:285px;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);font-size:13px;line-height:1.65}
    .notice.show{display:block}
    .notice strong{color:var(--ink)}
    .notice p{margin:7px 0;color:var(--muted)}
    .btn{display:inline-flex;justify-content:center;align-items:center;gap:7px;min-height:44px;padding:0 17px;border:1px solid transparent;border-radius:10px;font-weight:750;line-height:1;transition:.22s}
    .btn-primary{background:var(--blue);color:#fff}
    .btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 9px 20px rgba(23,105,170,.23)}
    .btn-secondary{background:#fff;color:var(--blue);border-color:#bfd8e9}
    .btn-secondary:hover{background:var(--blue-pale);border-color:var(--blue)}
    .btn:active{transform:translateY(0)}
    .menu{display:none;border:0;background:var(--blue-pale);color:var(--blue);border-radius:9px;padding:8px 10px;font-size:20px}
    .hero{background:#edf6fb url('/assets/images/backpic/back-2.webp') center/cover no-repeat;position:relative;isolation:isolate;overflow:hidden}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,250,252,.98) 0%,rgba(247,250,252,.94) 48%,rgba(247,250,252,.52) 100%);z-index:-1}
    .hero-inner{min-height:396px;display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center;padding:50px 0}
    .breadcrumb{display:flex;gap:8px;color:var(--muted);font-size:13px;margin-bottom:15px}
    .breadcrumb span:last-child{color:var(--blue);font-weight:700}
    .eyebrow,.tag,.metric-label{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:13px;font-weight:750}
    .eyebrow{color:var(--blue);background:#fff;padding:6px 11px;box-shadow:0 5px 15px rgba(28,65,96,.06)}
    h1{font-size:51px;line-height:1.14;letter-spacing:-2px;margin:14px 0 17px}
    .hero-copy>p{max-width:650px;color:#40556a;font-size:17px;margin:0 0 24px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:11px}
    .invite-card{background:rgba(255,255,255,.96);border:1px solid rgba(255,255,255,.9);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:25px;position:relative}
    .invite-card h2{font-size:20px;line-height:1.4;margin:0 0 6px}
    .invite-card p{font-size:14px;color:var(--muted);line-height:1.75;margin:0}
    .progress-row{display:flex;justify-content:space-between;align-items:center;margin:22px 0 8px;font-size:13px;font-weight:700;color:#4d6174}
    .progress-row b{color:var(--blue)}
    .progress{height:10px;background:#dfebf3;border-radius:999px;overflow:hidden}
    .progress i{display:block;width:68%;height:100%;background:linear-gradient(90deg,var(--blue),#4f99cd);border-radius:inherit}
    .reward-list{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:17px 0 20px}
    .reward-list span{padding:9px 7px;text-align:center;background:#f4f9fc;border-radius:10px;color:#486076;font-size:12px;line-height:1.45}
    .reward-list b{display:block;color:var(--ink);font-size:15px}
    section{padding:76px 0}
    .section-kicker{color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.1em}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:31px}
    .section-head h2{font-size:35px;line-height:1.28;letter-spacing:-1px;margin:7px 0 0}
    .section-head p{max-width:510px;margin:0;color:var(--muted)}
    .filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px}
    .filter-btn{border:1px solid var(--line);background:#fff;padding:9px 16px;color:#556b7d;border-radius:999px;font-size:14px;font-weight:700;transition:.2s}
    .filter-btn:hover,.filter-btn.active{border-color:#b9d5e8;background:var(--blue-pale);color:var(--blue)}
    .data-stage{display:grid;grid-template-columns:1.28fr .72fr;gap:22px}
    .trend-panel,.focus-panel,.insight-card,.story-card,.method-card,.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow)}
    .trend-panel{padding:27px}
    .panel-top{display:flex;justify-content:space-between;gap:15px;align-items:start}
    .panel-top h3{font-size:21px;margin:0;line-height:1.4}
    .panel-top p{font-size:13px;color:var(--muted);margin:5px 0 0}
    .metric-label{padding:4px 9px;background:#eef8f2;color:#258554;font-size:12px;white-space:nowrap}
    .chart{height:215px;position:relative;margin-top:25px;border-bottom:1px solid #cfdee9;background:repeating-linear-gradient(to bottom,transparent 0,transparent 52px,#edf3f7 53px)}
    .chart svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
    .chart-labels{display:flex;justify-content:space-between;color:#8292a2;font-size:12px;padding-top:8px}
    .focus-panel{padding:25px;background:linear-gradient(160deg,#ffffff,#eef7fc)}
    .focus-panel h3{font-size:21px;line-height:1.4;margin:0 0 16px}
    .focus-stat{padding:16px 0;border-top:1px solid var(--line)}
    .focus-stat:first-of-type{border-top:0}
    .focus-stat b{font-size:27px;line-height:1;color:var(--blue)}
    .focus-stat span{display:block;color:var(--muted);font-size:13px;margin-top:5px}
    .focus-stat em{font-size:12px;color:var(--green);font-style:normal}
    .reading-note{margin:27px 0 0;padding:20px 23px;border-left:4px solid var(--blue);background:#f0f7fb;border-radius:0 var(--r) var(--r) 0;color:#40596e}
    .reading-note strong{color:var(--ink)}
    .split-section{background:#edf5f9}
    .insight-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:26px;align-items:stretch}
    .insight-card{background:var(--ink);color:#fff;padding:32px;position:relative;overflow:hidden}
    .insight-card:after{content:"";position:absolute;width:220px;height:220px;border:28px solid rgba(88,173,220,.2);right:-90px;bottom:-112px;border-radius:50%}
    .insight-card h2{font-size:31px;line-height:1.3;margin:10px 0}
    .insight-card p{color:#c7d7e4;position:relative;z-index:1}
    .score-stack{display:grid;gap:13px;margin-top:26px;position:relative;z-index:1}
    .score-stack div{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;background:rgba(255,255,255,.1);border-radius:11px;font-size:14px}
    .score-stack b{font-size:18px;color:#9ed9ff}
    .explain-copy{padding:10px 10px 4px}
    .explain-copy h3{font-size:25px;line-height:1.45;margin:0 0 15px}
    .explain-copy p{color:#485e71;margin:0 0 15px}
    .definition-list{list-style:none;padding:0;margin:23px 0}
    .definition-list li{padding:13px 0;border-top:1px solid var(--line);color:#4e6375}
    .definition-list b{display:inline-block;min-width:104px;color:var(--ink)}
    .story-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
    .lead-story{overflow:hidden;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
    .lead-story img{width:100%;height:280px;transition:.45s}
    .lead-story:hover img{transform:scale(1.04)}
    .story-copy{padding:26px}
    .meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}
    .tag{padding:3px 8px;background:var(--blue-pale);color:var(--blue);font-size:12px}
    .lead-story h3{font-size:26px;line-height:1.4;margin:12px 0}
    .lead-story p{color:var(--muted);margin:0}
    .link-arrow{display:inline-block;color:var(--blue);font-weight:750;font-size:14px;margin-top:15px;transition:.2s}
    .lead-story:hover .link-arrow,.article-row:hover .link-arrow{transform:translateX(4px)}
    .article-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:4px 24px}
    .article-row{padding:20px 0;border-bottom:1px solid var(--line)}
    .article-row:last-child{border-bottom:0}
    .article-row h3{font-size:17px;line-height:1.5;margin:9px 0 5px}
    .article-row p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
    .method-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:45px;align-items:start}
    .method-image{position:sticky;top:98px;border-radius:var(--r-lg);overflow:hidden;min-height:510px;box-shadow:var(--shadow)}
    .method-image img{width:100%;height:510px}
    .method-image:after{content:"数据不是结论，而是重新观看比赛的入口";position:absolute;inset:auto 18px 18px 18px;padding:13px 15px;background:rgba(22,35,51,.82);border-radius:12px;color:#fff;font-size:14px;line-height:1.6}
    .method-copy{max-width:750px}
    .method-copy h2{font-size:35px;line-height:1.3;margin:7px 0 18px}
    .method-copy p{color:#435a6e;margin:0 0 18px}
    .method-card{padding:22px 24px;margin-top:18px;box-shadow:none}
    .method-card h3{margin:0 0 7px;font-size:19px}
    .method-card p{font-size:15px;margin:0;color:var(--muted)}
    .number{display:inline-flex;width:30px;height:30px;align-items:center;justify-content:center;border-radius:9px;background:var(--blue-pale);color:var(--blue);font-weight:800;font-size:13px;margin-right:10px}
    .compare-band{padding:0 0 76px}
    .compare-wrap{background:var(--blue);color:#fff;border-radius:var(--r-lg);padding:35px 40px;display:grid;grid-template-columns:.85fr 1.15fr;gap:35px;align-items:center;overflow:hidden;position:relative}
    .compare-wrap:after{content:"";position:absolute;width:300px;height:300px;border:1px solid rgba(255,255,255,.17);border-radius:50%;right:-110px;top:-180px}
    .compare-wrap h2{font-size:29px;line-height:1.35;margin:0 0 10px}
    .compare-wrap p{margin:0;color:#d9ebf7}
    .compare-items{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;position:relative;z-index:1}
    .compare-items div{padding:15px;background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.18);border-radius:12px}
    .compare-items b{display:block;font-size:23px;line-height:1.1;margin-bottom:5px}
    .compare-items span{font-size:13px;color:#d5e7f3}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:55px;align-items:start}
    .faq-layout h2{font-size:35px;line-height:1.3;margin:8px 0 15px}
    .faq-layout>div>p{color:var(--muted)}
    .faq-list{display:grid;gap:12px}
    .faq-item{overflow:hidden;box-shadow:none}
    .faq-question{width:100%;border:0;background:#fff;display:flex;justify-content:space-between;gap:20px;align-items:center;padding:20px 23px;text-align:left;color:var(--ink);font-weight:750;font-size:16px}
    .faq-question i{font-style:normal;color:var(--blue);font-size:24px;line-height:1;transition:.22s}
    .faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .22s ease}
    .faq-answer>div{overflow:hidden}
    .faq-answer p{padding:0 23px 20px;margin:0;color:var(--muted);font-size:15px}
    .faq-item.open .faq-answer{grid-template-rows:1fr}
    .faq-item.open .faq-question i{transform:rotate(45deg)}
    .cta-section{padding-top:0}
    .cta-box{background:#123f68 url('/assets/images/backpic/back-3.webp') center/cover no-repeat;border-radius:var(--r-lg);overflow:hidden;position:relative;isolation:isolate;padding:47px}
    .cta-box:before{content:"";position:absolute;inset:0;background:rgba(12,56,92,.92);z-index:-1}
    .cta-box:after{content:"";position:absolute;right:5%;top:16%;width:180px;height:180px;border:1px solid rgba(194,232,255,.26);border-radius:20px;background:repeating-linear-gradient(90deg,transparent 0,transparent 35px,rgba(194,232,255,.16) 36px)}
    .cta-content{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:center;position:relative;z-index:1}
    .cta-content h2{font-size:34px;line-height:1.32;margin:9px 0;color:#fff}
    .cta-content p{color:#c7ddeb;margin:0}
    .quick-form{display:grid;grid-template-columns:1fr 1fr auto;gap:10px;padding:14px;background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.22);border-radius:var(--r)}
    .quick-form input{width:100%;min-height:46px;border:1px solid transparent;border-radius:9px;padding:0 13px;background:#fff;color:var(--ink)}
    .quick-form input:focus{border-color:#8bc7ef;outline:0;box-shadow:0 0 0 3px rgba(139,199,239,.22)}
    .quick-form button{border:0;white-space:nowrap}
    .form-result{grid-column:1/-1;margin:0;color:#c7e9d4;font-size:13px;display:none}
    .form-result.show{display:block}
    .footer{background:#162b3d;color:#d3e0e9;margin-top:0;padding:50px 0 22px}
    .footer-top{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;padding-bottom:34px;border-bottom:1px solid rgba(226,239,248,.16)}
    .footer .logo{color:#fff}
    .footer .logo-mark{background:#3f95d2}
    .footer-top p{max-width:400px;color:#a9bdcb;font-size:14px;line-height:1.8;margin:14px 0 0}
    .footer-links{display:flex;flex-wrap:wrap;align-content:start;gap:10px 20px;padding-top:5px}
    .footer-links a{font-size:14px;color:#c4d5e0;transition:.2s}
    .footer-links a:hover{color:#fff}
    .footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 22px;padding-top:19px;font-size:13px;color:#9bb0bf}
    .footer-bottom a{color:#cce5f5}
    .footer-bottom a:hover{text-decoration:underline}
    @media(max-width:1200px){.nav{gap:12px}.nav-links a{padding:7px 8px;font-size:13px}.online{display:none}.hero-inner{grid-template-columns:1fr .85fr}.method-layout{gap:28px}}
    @media(max-width:992px){.nav-links{display:none}.nav-right{margin-left:auto}.menu{display:block}.nav.open .nav-links{display:flex;position:absolute;left:0;right:0;top:71px;flex-direction:column;align-items:stretch;gap:3px;padding:13px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:0 0 var(--r) var(--r)}.nav.open .nav-links a{padding:12px}.hero-inner,.data-stage,.story-grid,.insight-grid,.method-layout,.faq-layout,.cta-content,.compare-wrap{grid-template-columns:1fr}.hero-inner{padding:44px 0}.invite-card{max-width:600px}.method-image{position:relative;top:auto;min-height:320px}.method-image img{height:370px}.footer-top{grid-template-columns:1fr;gap:26px}.quick-form{grid-template-columns:1fr 1fr}}
    @media(max-width:768px){.container{width:min(calc(100% - 36px),var(--max))}section{padding:57px 0}.section-head{display:block;margin-bottom:24px}.section-head p{margin-top:12px}.section-head h2,.method-copy h2,.faq-layout h2{font-size:29px}h1{font-size:37px;letter-spacing:-1px}.hero-copy>p{font-size:16px}.compare-band{padding-bottom:57px}.compare-items{grid-template-columns:1fr 1fr}.cta-box{padding:32px 24px}.cta-content h2{font-size:29px}.article-list{padding:4px 18px}}
    @media(max-width:576px){.container{width:calc(100% - 36px)}.nav{height:65px}.nav-right .btn{display:none}.bell{display:none}.logo{font-size:18px}.hero-inner{min-height:0;padding:38px 0}.reward-list{grid-template-columns:1fr 1fr}.hero-actions .btn{flex:1}.filter-bar{gap:8px}.filter-btn{padding:8px 12px;font-size:13px}.trend-panel,.focus-panel,.insight-card{padding:21px}.chart{height:175px}.lead-story img{height:210px}.story-copy{padding:21px}.lead-story h3{font-size:22px}.method-image img{height:300px}.compare-wrap{padding:28px 23px}.compare-items{grid-template-columns:1fr}.quick-form{grid-template-columns:1fr}.quick-form .btn{width:100%}.footer{padding-top:40px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}}

/* roulang page: category7 */
:root{--blue:#1769aa;--blue-dark:#0e4d81;--blue-pale:#eaf4fb;--ink:#162333;--muted:#617184;--line:#e5edf4;--bg:#f7fafc;--green:#38a169;--orange:#e66a3a;--white:#fff;--r-sm:12px;--r:16px;--r-lg:22px;--shadow:0 12px 32px rgba(28,65,96,.08);--shadow-hover:0 18px 38px rgba(28,65,96,.14);--max:1240px}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85} a{color:inherit;text-decoration:none} img{display:block;max-width:100%;object-fit:cover} button,input,textarea{font:inherit} button{cursor:pointer;border:0} .container{width:min(calc(100% - 48px),var(--max));margin:auto}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 3px 14px rgba(28,65,96,.04);backdrop-filter:blur(12px)}.nav{height:72px;display:flex;align-items:center;gap:22px;position:relative}.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:20px;font-weight:800;letter-spacing:.5px}.logo-mark{width:31px;height:31px;border-radius:10px;background:var(--blue);position:relative;overflow:hidden}.logo-mark:before,.logo-mark:after{content:"";position:absolute;border:2px solid rgba(255,255,255,.85);border-radius:50%}.logo-mark:before{width:20px;height:20px;left:4px;top:4px}.logo-mark:after{width:4px;height:38px;left:12px;top:-4px;border-radius:0}.nav-links{display:flex;align-items:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}.nav-links a{white-space:nowrap;padding:7px 10px;border-radius:9px;color:#516175;font-size:14px;font-weight:650;transition:.2s}.nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--blue-pale)}.nav-right{display:flex;align-items:center;gap:12px}.online{white-space:nowrap;color:#587084;font-size:13px;font-weight:650}.dot{display:inline-block;width:8px;height:8px;background:var(--green);border-radius:50%;margin-right:5px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:7px;min-height:44px;padding:0 17px;border:1px solid transparent;border-radius:10px;font-weight:750;line-height:1;transition:.22s}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 9px 20px rgba(23,105,170,.23)}.btn-secondary{background:#fff;color:var(--blue);border-color:#bfd8e9}.btn-secondary:hover{background:var(--blue-pale);border-color:var(--blue)}.btn:active{transform:translateY(0)}.bell{width:38px;height:38px;border-radius:10px;background:var(--blue-pale);color:var(--blue);font-size:20px;line-height:1}.bell:hover{background:#dbeefa}.menu{display:none;background:var(--blue-pale);color:var(--blue);border-radius:9px;padding:8px 10px;font-size:20px}.notice{display:none;position:absolute;right:0;top:62px;width:300px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:17px 19px;box-shadow:var(--shadow);font-size:13px;line-height:1.65}.notice.show{display:block}.notice p{margin:8px 0;color:var(--muted)}
.hero{padding:54px 0 44px;background:#edf6fb;overflow:hidden}.crumb{font-size:13px;color:var(--muted);margin-bottom:21px}.crumb a{color:var(--blue)}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}.eyebrow,.tag{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:12px;font-weight:750}.eyebrow{color:var(--blue);background:#fff;padding:6px 11px;box-shadow:0 5px 15px rgba(28,65,96,.06)}h1{font-size:50px;line-height:1.16;letter-spacing:-1.8px;margin:16px 0;color:var(--ink)}.hero p{max-width:630px;color:#40556a;margin:0 0 23px;font-size:17px}.hero-image{position:relative;min-height:306px;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}.hero-image img{width:100%;height:306px}.hero-image:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(10,38,62,.62))}.image-note{position:absolute;z-index:1;bottom:21px;left:22px;color:#fff;font-size:14px;font-weight:700}.live-chip{position:absolute;z-index:2;top:17px;right:17px;color:#a74a28;background:#fff1ec;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:800}.live-chip:before{content:"";display:inline-block;width:7px;height:7px;background:var(--orange);border-radius:50%;margin-right:5px}
section{padding:76px 0}.section-kicker{color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.1em}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:31px}.section-head h2{font-size:35px;line-height:1.25;letter-spacing:-1px;margin:7px 0 0}.section-head p{max-width:490px;margin:0;color:var(--muted)}.tag{padding:3px 8px;background:var(--blue-pale);color:var(--blue)}
.date-index{display:flex;gap:10px;overflow:auto;padding-bottom:4px}.date-index a{min-width:101px;padding:13px 15px;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);font-size:14px;font-weight:700;color:#637488;transition:.2s}.date-index a:hover,.date-index a.current{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(23,105,170,.16)}
.lead-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px}.lead-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}.lead-card:hover{box-shadow:var(--shadow-hover)}.lead-card .cover{height:290px;overflow:hidden}.lead-card img{width:100%;height:100%;transition:.45s}.lead-card:hover img,.news-item:hover img{transform:scale(1.04)}.lead-copy{padding:27px}.meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}.lead-copy h2{font-size:27px;line-height:1.4;margin:13px 0 10px}.lead-copy p{color:var(--muted);margin:0}.link-arrow{display:inline-block;color:var(--blue);font-weight:800;font-size:14px;margin-top:14px;transition:.2s}.link-arrow:hover{transform:translateX(4px)}
.brief-panel{background:var(--ink);border-radius:var(--r-lg);padding:30px;color:#fff;box-shadow:var(--shadow)}.brief-panel h3{font-size:24px;line-height:1.35;margin:9px 0 22px}.brief-panel p{color:#cbd8e4;margin:0}.brief-row{display:grid;grid-template-columns:88px 1fr;gap:15px;padding:16px 0;border-top:1px solid rgba(255,255,255,.14)}.brief-row:first-of-type{border-top:0}.brief-row time{font-size:13px;color:#8fc5e7;font-weight:700}.brief-row a{font-weight:700;line-height:1.55}.brief-row a:hover{color:#9cd5fb}
.news-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px}.news-list{display:grid;gap:15px}.news-item{display:grid;grid-template-columns:190px 1fr;gap:22px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px;box-shadow:0 5px 18px rgba(28,65,96,.04);transition:.23s}.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.thumb{height:138px;border-radius:11px;overflow:hidden}.thumb img{width:100%;height:100%;transition:.4s}.news-copy h3{font-size:19px;line-height:1.45;margin:8px 0}.news-copy p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}.news-copy .link-arrow{margin-top:7px}.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow);margin-bottom:18px}.side-card h3{font-size:20px;margin:0 0 13px}.rank{list-style:none;margin:0;padding:0;counter-reset:rank}.rank li{counter-increment:rank;display:flex;gap:12px;padding:13px 0;border-top:1px solid var(--line);font-size:14px;line-height:1.55;font-weight:700}.rank li:before{content:"0" counter(rank);color:var(--blue);font-size:13px;font-weight:800}.rank li:first-child{border-top:0}.rank a:hover{color:var(--blue)}
.reading{background:#eef6fb}.article-wrap{display:grid;grid-template-columns:.78fr 1.22fr;gap:66px;align-items:start}.article-aside{position:sticky;top:100px}.article-aside h2{font-size:32px;line-height:1.3;margin:8px 0 12px}.article-aside p{color:var(--muted);margin:0}.article-body{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:35px 42px;box-shadow:var(--shadow);max-width:780px}.article-body h3{font-size:23px;line-height:1.45;margin:0 0 16px}.article-body p{color:#40566a;margin:0 0 19px}.article-body blockquote{margin:24px 0;padding:17px 20px;background:var(--blue-pale);border-left:4px solid var(--blue);border-radius:0 12px 12px 0;color:#274b67;font-weight:650}.article-body ul{padding-left:22px;color:#40566a}.article-body li{padding:4px 0}
.topic-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:25px}.topic-feature{display:grid;grid-template-columns:.92fr 1.08fr;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}.topic-feature img{width:100%;height:100%}.topic-feature .copy{padding:28px}.topic-feature h3{font-size:24px;line-height:1.4;margin:12px 0}.topic-feature p{font-size:15px;color:var(--muted);margin:0}.topic-list{display:grid;gap:14px}.topic-mini{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;transition:.2s}.topic-mini:hover{border-color:#b8d7ea;transform:translateX(3px)}.topic-mini h3{font-size:17px;line-height:1.45;margin:7px 0}.topic-mini p{font-size:13px;color:var(--muted);line-height:1.65;margin:0}
.faq-zone{background:#fff}.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:62px}.faq-intro h2{font-size:35px;line-height:1.3;margin:8px 0 13px}.faq-intro p{color:var(--muted)}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:19px 0;background:transparent;color:var(--ink);font-size:17px;font-weight:750;text-align:left}.faq-q span:last-child{color:var(--blue);font-size:25px;font-weight:400;transition:.2s}.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}.faq-a p{color:var(--muted);margin:0;padding:0 0 19px}.faq-item.open .faq-a{max-height:240px}.faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
.contact{padding:0 0 80px}.contact-card{position:relative;overflow:hidden;background:var(--blue-dark);border-radius:var(--r-lg);padding:43px 48px;color:#fff;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}.contact-card:after{content:"";position:absolute;width:310px;height:310px;border:34px solid rgba(176,225,250,.12);border-radius:50%;right:-95px;bottom:-180px}.contact-card h2{font-size:31px;line-height:1.3;margin:0 0 10px;position:relative;z-index:1}.contact-card p{max-width:650px;color:#c8ddec;margin:0;position:relative;z-index:1}.contact-card .btn{position:relative;z-index:1;background:#fff;color:var(--blue)}.contact-card .btn:hover{background:#e8f5fc}
.footer{background:#162b3d;color:#cbd7e2;padding:48px 0 25px}.footer-top{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;padding-bottom:31px;border-bottom:1px solid rgba(255,255,255,.12)}.footer .logo{color:#fff}.footer-top p{font-size:14px;line-height:1.75;max-width:420px;color:#9fb4c5}.footer-links{display:flex;flex-wrap:wrap;align-content:start;gap:8px 20px}.footer-links a{font-size:14px;color:#c7d7e4}.footer-links a:hover,.footer-bottom a:hover{color:#8ed0fa}.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 24px;padding-top:21px;font-size:13px;color:#aabfce}.footer-bottom a{color:#c8dbe7}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(23,105,170,.3);outline-offset:3px}
@media(max-width:1200px){.nav-links a{padding:7px 8px;font-size:13px}.online{display:none}.hero-grid{gap:30px}.news-layout{grid-template-columns:1fr 290px}}
@media(max-width:992px){.nav{gap:14px}.nav-links{position:absolute;display:none;top:70px;left:0;right:0;padding:12px;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.show{display:flex}.nav-links a{padding:12px 14px;font-size:15px}.menu{display:block;margin-left:auto}.nav-right .bell{display:none}.hero-grid,.lead-grid,.article-wrap,.faq-grid{grid-template-columns:1fr}.hero-image{max-width:650px}.article-aside{position:static}.news-layout{grid-template-columns:1fr}.sidebars{display:grid;grid-template-columns:1fr 1fr;gap:18px}.side-card{margin:0}.topic-grid{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr}.contact-card{padding:38px}}
@media(max-width:768px){.container{width:min(calc(100% - 36px),var(--max))}section{padding:57px 0}.nav-right{display:none}.hero{padding:39px 0}.hero-image,.hero-image img{min-height:245px;height:245px}h1{font-size:37px}.section-head{display:block;margin-bottom:24px}.section-head h2,.faq-intro h2{font-size:29px}.section-head p{margin-top:12px}.news-item{grid-template-columns:145px 1fr;gap:16px}.thumb{height:122px}.article-body{padding:26px 23px}.topic-feature{grid-template-columns:1fr}.topic-feature img{height:220px}.contact-card{grid-template-columns:1fr;padding:31px 26px}.contact-card h2{font-size:27px}.contact-card .btn{width:max-content}.footer{padding-top:38px}}
@media(max-width:576px){.container{width:min(calc(100% - 32px),var(--max))}.logo{font-size:18px}.nav{height:66px}.hero p{font-size:15px}.hero-image,.hero-image img{height:210px;min-height:210px}.date-index a{min-width:92px;font-size:13px}.lead-copy{padding:22px}.lead-copy h2{font-size:23px}.brief-panel{padding:24px}.news-item{grid-template-columns:1fr}.thumb{height:184px}.sidebars{grid-template-columns:1fr}.article-body{padding:23px 19px}.article-body h3{font-size:21px}.topic-feature .copy{padding:23px}.contact-card .btn{width:100%}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}}