/* roulang page: index */
:root{--ink:#10243a;--navy:#071827;--blue:#1877f2;--cyan:#35d3e8;--gold:#f6bf54;--paper:#f6f8fb;--line:#dce4ec;--muted:#617185;--white:#fff;--radius:22px;--shadow:0 16px 42px rgba(15,37,61,.10);--shadow-lg:0 26px 65px rgba(4,24,45,.21)}
    *{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75} a{text-decoration:none;color:inherit} img{display:block;max-width:100%;object-fit:cover} button,input{font:inherit} button{cursor:pointer} .container{width:min(1180px,calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,228,236,.85)}.nav-wrap{height:78px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:11px;white-space:nowrap;font-weight:900;font-size:22px;letter-spacing:-.8px;color:var(--navy)}.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(140deg,var(--blue),var(--cyan));position:relative;box-shadow:0 7px 16px rgba(24,119,242,.28)}.brand-mark:after{content:"L";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font:bold 20px Arial}.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}.nav-links a{padding:9px 11px;border-radius:10px;font-size:14px;color:#415166;transition:.2s}.nav-links a:hover,.nav-links a.active{background:#eaf3ff;color:#0960cb}.nav-cta,.btn-primary{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:var(--blue);color:#fff!important;border:1px solid var(--blue);padding:11px 17px;border-radius:12px;font-weight:700;transition:.22s;box-shadow:0 8px 18px rgba(24,119,242,.2)}.nav-cta:hover,.btn-primary:hover{transform:translateY(-2px);background:#0864d6;box-shadow:0 12px 25px rgba(24,119,242,.3)}.menu-btn{display:none;margin-left:auto;border:0;background:#eaf3ff;border-radius:10px;padding:8px 11px;color:var(--blue);font-size:20px}
    .hero{position:relative;overflow:hidden;background:#071827 url('/assets/images/backpic/back-1.webp') center/cover no-repeat;min-height:680px;color:#fff}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,16,30,.96) 0%,rgba(3,16,30,.83) 48%,rgba(3,16,30,.36) 100%)}.hero:after{content:"";position:absolute;width:480px;height:480px;border:1px solid rgba(53,211,232,.28);border-radius:50%;right:-120px;top:58px;box-shadow:0 0 0 44px rgba(53,211,232,.05),0 0 0 88px rgba(53,211,232,.04)}.hero-inner{position:relative;z-index:1;padding:92px 0 66px}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.10);border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.4px}.pulse{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 5px rgba(53,211,232,.16)}h1{font-size:clamp(39px,6vw,72px);line-height:1.14;letter-spacing:-3px;margin:22px 0 22px;max-width:850px;font-weight:900}.hero-copy{max-width:735px;color:#d4e1ee;font-size:17px;line-height:2;margin:0}.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:30px}.btn-light,.btn-outline{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;font-weight:800;transition:.22s}.btn-light{background:#fff;color:#0d3155}.btn-light:hover{transform:translateY(-2px);background:#dffaff}.btn-outline{color:#fff;border:1px solid rgba(255,255,255,.38);background:rgba(255,255,255,.05)}.btn-outline:hover{background:rgba(255,255,255,.16)}.hero-grid{margin-top:59px;display:grid;grid-template-columns:1.55fr .85fr;gap:18px;align-items:end}.feature-stage{background:linear-gradient(135deg,rgba(24,119,242,.28),rgba(7,24,39,.70));border:1px solid rgba(255,255,255,.17);border-radius:var(--radius);padding:24px;backdrop-filter:blur(6px)}.feature-stage h2{font-size:23px;margin:8px 0}.feature-stage p{color:#c8d8e8;font-size:14px;margin:0}.hero-mini{display:grid;grid-template-columns:1fr 1fr;gap:12px}.mini-stat{padding:18px;background:#fff;border-radius:18px;color:var(--ink);box-shadow:var(--shadow)}.mini-stat b{display:block;font-size:25px;line-height:1.2;color:var(--blue)}.mini-stat span{font-size:12px;color:var(--muted)}
    section{padding:88px 0}.section-kicker{font-size:13px;font-weight:900;color:#0872e7;letter-spacing:1.4px;text-transform:uppercase;margin:0 0 10px}.section-title{font-size:clamp(28px,3.6vw,43px);letter-spacing:-1.7px;line-height:1.25;margin:0;color:var(--navy);font-weight:900}.section-desc{max-width:690px;color:var(--muted);font-size:16px;margin:16px 0 0}.title-row{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:37px}.text-link{font-weight:800;color:var(--blue);white-space:nowrap}.text-link:hover{color:#065abd}.app-section{background:#fff}.app-grid{display:grid;grid-template-columns:.93fr 1.07fr;gap:65px;align-items:center}.image-frame{position:relative}.image-frame img{border-radius:var(--radius);height:470px;width:100%;box-shadow:var(--shadow-lg)}.image-frame:after{content:"乐鱼体育 · 多端阅读";position:absolute;right:-16px;bottom:25px;background:#fff;padding:13px 19px;border-radius:12px;font-weight:800;color:var(--navy);box-shadow:var(--shadow)}.check-list{list-style:none;padding:0;margin:25px 0}.check-list li{position:relative;padding:13px 0 13px 35px;border-bottom:1px solid var(--line);color:#42546b}.check-list li:before{content:"✓";position:absolute;left:0;top:14px;width:22px;height:22px;display:grid;place-items:center;background:#dff9f5;color:#008c80;border-radius:50%;font-weight:900;font-size:13px}.service-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}.service-main{padding:35px;background:var(--navy);border-radius:var(--radius);color:#fff;position:relative;overflow:hidden}.service-main:after{content:"";position:absolute;width:230px;height:230px;border-radius:50%;background:var(--blue);right:-80px;bottom:-100px;opacity:.48}.service-main h3{font-size:30px;line-height:1.35;margin:0 0 14px;position:relative;z-index:1}.service-main p{max-width:570px;color:#c6d7e7;position:relative;z-index:1}.service-side{display:grid;gap:20px}.service-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.24s}.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b9d8fc}.icon{width:43px;height:43px;display:grid;place-items:center;background:#e9f3ff;color:var(--blue);font-size:21px;border-radius:13px}.service-card h3{font-size:20px;margin:15px 0 6px}.service-card p{font-size:14px;color:var(--muted);margin:0}
    .campaign{background:linear-gradient(120deg,#075ab8,#0e91d3 58%,#31c8d6);color:#fff;position:relative;overflow:hidden}.campaign:before{content:"";position:absolute;inset:auto -50px -180px auto;width:530px;height:530px;border:60px solid rgba(255,255,255,.11);border-radius:50%}.campaign .section-title,.campaign .section-desc{color:#fff}.campaign .section-desc{color:#dcf7ff}.campaign-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}.benefit-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:28px}.benefit{padding:17px;border-radius:14px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);font-size:14px}.deadline{background:#fff;color:var(--navy);padding:28px;border-radius:var(--radius);box-shadow:var(--shadow-lg)}.deadline h3{margin:0;font-size:24px}.countdown{display:flex;gap:9px;margin:18px 0}.countdown div{flex:1;text-align:center;background:#f0f6fc;padding:11px 4px;border-radius:11px;font-weight:900;font-size:24px;color:#0872e7}.countdown small{display:block;font-size:11px;font-weight:500;color:var(--muted)}
    .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}.about-copy p{color:#53657a;margin:0 0 18px;font-size:16px}.quote{border-left:4px solid var(--gold);padding:16px 20px;background:#fff8e9;border-radius:0 14px 14px 0;color:#74521c;font-weight:700}.number-wall{display:grid;grid-template-columns:1fr 1fr;gap:15px}.number-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:25px}.number-card strong{display:block;font-size:34px;color:var(--blue);line-height:1.1}.number-card span{color:var(--muted);font-size:14px}
    .topic-section{background:#fff}.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.topic-card{position:relative;min-height:248px;overflow:hidden;border-radius:18px;background:#09233b;color:#fff;box-shadow:var(--shadow)}.topic-card img{position:absolute;inset:0;width:100%;height:100%;opacity:.7;transition:.45s}.topic-card:hover img{transform:scale(1.08);opacity:.52}.topic-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(1,14,26,.92),rgba(1,14,26,.05))}.topic-card div{position:absolute;z-index:1;left:20px;right:20px;bottom:18px}.topic-card small{color:#9eefff;font-weight:700}.topic-card h3{margin:5px 0 0;font-size:20px}.hot-list{background:#eef5fc}.ranking{display:grid;grid-template-columns:.83fr 1.17fr;gap:28px}.rank-panel{background:var(--navy);border-radius:var(--radius);padding:28px;color:#fff}.rank-panel h3{font-size:25px;margin:0 0 9px}.rank-panel p{color:#c0d2e5;font-size:14px}.rank-item{display:flex;align-items:center;gap:13px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.13)}.rank-no{font-size:18px;font-weight:900;color:var(--gold);width:25px}.rank-item span{font-size:14px}.rank-item em{margin-left:auto;color:#95ddff;font-style:normal;font-size:12px}.hot-copy{padding:9px 0}.hot-copy p{color:#56697d}.compact-list{padding:0;margin:20px 0;list-style:none}.compact-list li{background:#fff;border:1px solid var(--line);border-radius:13px;padding:16px 18px;margin-bottom:10px;display:flex;gap:12px;align-items:center;transition:.2s}.compact-list li:hover{border-color:#9ac9fb;transform:translateX(4px)}.trend{color:#00a68d;font-weight:900;font-size:13px;margin-left:auto}
    .guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.guide-card{padding:27px;border-radius:18px;background:#fff;border:1px solid var(--line)}.guide-card .step{font-size:13px;color:var(--blue);font-weight:900}.guide-card h3{font-size:21px;margin:10px 0}.guide-card p{font-size:14px;color:var(--muted);margin:0}.update{background:#fff}.update-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:43px}.update-board{border-left:2px solid #c9dbed;padding-left:28px}.update-item{position:relative;padding:0 0 27px}.update-item:before{content:"";position:absolute;width:12px;height:12px;background:var(--blue);border:3px solid #e3f0ff;border-radius:50%;left:-35px;top:7px}.update-item time{font-size:13px;color:#0872e7;font-weight:900}.update-item h3{font-size:19px;margin:4px 0}.update-item p{font-size:14px;color:var(--muted);margin:0}.trust-bar{padding:28px 0;background:#0d263d;color:#d8e5ef}.trust-items{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.trust-item{display:flex;gap:11px;align-items:center;font-size:14px}.trust-item b{font-size:26px;color:var(--cyan)}
    .news{background:#f0f5fa}.news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:25px}.news-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:8px 25px}.news-item{padding:22px 0;border-bottom:1px solid var(--line)}.news-item:last-child{border:0}.news-meta{font-size:12px;color:#0872e7;font-weight:800}.news-item h3{font-size:20px;margin:6px 0}.news-item p{font-size:14px;color:var(--muted);margin:0 0 10px}.read-more{font-size:13px;color:var(--blue);font-weight:900}.news-feature{border-radius:var(--radius);overflow:hidden;background:var(--navy);color:#fff}.news-feature img{height:205px;width:100%;opacity:.86}.news-feature div{padding:24px}.news-feature h3{font-size:23px;margin:8px 0}.news-feature p{font-size:14px;color:#c2d4e6}.faq-wrap{max-width:900px;margin:0 auto}.faq-item{background:#fff;border:1px solid var(--line);border-radius:15px;margin:12px 0;overflow:hidden}.faq-q{width:100%;border:0;background:#fff;text-align:left;padding:19px 22px;font-weight:800;color:var(--navy);display:flex;justify-content:space-between;gap:20px}.faq-q:hover{background:#f8fbff}.faq-q span{color:var(--blue);font-size:21px}.faq-a{display:none;padding:0 22px 20px;color:var(--muted);font-size:14px}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q span{transform:rotate(45deg)}
    .cta{padding:80px 0}.cta-box{background:linear-gradient(135deg,#061a2d,#0b477c);padding:54px;position:relative;overflow:hidden;border-radius:28px;color:#fff}.cta-box:before{content:"";position:absolute;width:380px;height:380px;border:55px solid rgba(53,211,232,.14);border-radius:50%;right:-90px;top:-210px}.cta-box h2{font-size:clamp(29px,4vw,47px);line-height:1.2;margin:0;max-width:700px;position:relative}.cta-box p{color:#c8dcea;max-width:650px;position:relative}.email-form{display:flex;gap:10px;max-width:570px;position:relative;margin-top:23px}.email-form input{flex:1;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.1);color:#fff;padding:13px 16px;border-radius:12px;outline:none}.email-form input::placeholder{color:#b8cad9}.email-form input:focus{border-color:var(--cyan);box-shadow:0 0 0 4px rgba(53,211,232,.15)}.site-footer{background:#051420;color:#b9cad9;padding:55px 0 26px}.footer-top{display:grid;grid-template-columns:1.2fr 2fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.11)}.footer-brand p{max-width:390px;font-size:14px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.footer-links h3{margin:0 0 11px;color:#fff;font-size:15px}.footer-links a{display:block;color:#aebfd0;font-size:14px;padding:4px 0}.footer-links a:hover{color:var(--cyan)}.footer-bottom{padding-top:22px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px}.footer-bottom a{color:#aebfd0}.footer-bottom a:hover{color:#fff}
    @media(max-width:1024px){.nav-links a{padding:8px 7px;font-size:13px}.hero{min-height:auto}.topic-grid{grid-template-columns:repeat(2,1fr)}.footer-top{grid-template-columns:1fr}.service-grid,.ranking{grid-template-columns:1fr}.news-layout{grid-template-columns:1fr}}
    @media(max-width:768px){.container{width:min(100% - 32px,1180px)}.nav-wrap{height:68px}.menu-btn{display:block}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;padding:14px 16px 18px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:10px 12px}.nav-cta{margin:5px 0 0}.hero-inner{padding:67px 0 42px}h1{letter-spacing:-2px}.hero-grid,.app-grid,.campaign-grid,.about-grid,.update-grid{grid-template-columns:1fr}.hero-grid{margin-top:38px}.image-frame img{height:330px}.image-frame:after{right:10px}.service-grid{grid-template-columns:1fr}.guide-grid{grid-template-columns:1fr}.trust-items{grid-template-columns:1fr 1fr}.footer-links{grid-template-columns:1fr 1fr}.cta-box{padding:35px 25px}section{padding:63px 0}}
    @media(max-width:520px){.brand{font-size:19px}.hero-copy{font-size:15px}.hero-mini,.benefit-list,.number-wall{grid-template-columns:1fr}.topic-grid{grid-template-columns:1fr}.title-row{display:block}.title-row .text-link{display:inline-block;margin-top:13px}.email-form{flex-direction:column}.email-form .btn-light{width:100%}.trust-items,.footer-links{grid-template-columns:1fr}.news-list{padding:7px 18px}.countdown div{font-size:19px}.cta-box{border-radius:21px}.footer-bottom{display:block}.footer-bottom>*{display:block;margin:7px 0}}

/* roulang page: category1 */
:root{--ink:#10243a;--navy:#071827;--blue:#1877f2;--cyan:#35d3e8;--gold:#f6bf54;--paper:#f6f8fb;--line:#dce4ec;--muted:#617185;--white:#fff;--radius:22px;--shadow:0 16px 42px rgba(15,37,61,.10);--shadow-lg:0 26px 65px rgba(4,24,45,.21)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{text-decoration:none;color:inherit}img{display:block;max-width:100%;object-fit:cover}button,input{font:inherit}button{cursor:pointer}.container{width:min(1180px,calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,228,236,.85)}.nav-wrap{height:78px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:11px;white-space:nowrap;font-weight:900;font-size:22px;letter-spacing:-.8px;color:var(--navy)}.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(140deg,var(--blue),var(--cyan));position:relative;box-shadow:0 7px 16px rgba(24,119,242,.28)}.brand-mark:after{content:"L";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font:bold 20px Arial}.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}.nav-links a{padding:9px 11px;border-radius:10px;font-size:14px;color:#415166;transition:.2s}.nav-links a:hover,.nav-links a.active{background:#eaf3ff;color:#0960cb}.nav-cta,.btn-primary{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:var(--blue);color:#fff!important;border:1px solid var(--blue);padding:11px 17px;border-radius:12px;font-weight:700;transition:.22s;box-shadow:0 8px 18px rgba(24,119,242,.2)}.nav-cta:hover,.btn-primary:hover{transform:translateY(-2px);background:#0864d6;box-shadow:0 12px 25px rgba(24,119,242,.3)}.menu-btn{display:none;margin-left:auto;border:0;background:#eaf3ff;border-radius:10px;padding:8px 11px;color:var(--blue);font-size:20px}
.hero{position:relative;overflow:hidden;isolation:isolate;background:#071827 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,16,30,.96),rgba(3,16,30,.78) 49%,rgba(3,16,30,.50))}.hero-inner{position:relative;z-index:1;padding:76px 0 64px}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.10);border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.4px}.hero h1{font-size:clamp(38px,5vw,67px);line-height:1.15;letter-spacing:-3px;margin:19px 0 17px;max-width:710px;font-weight:900}.hero-copy{max-width:680px;color:#d4e1ee;font-size:17px;line-height:2;margin:0}.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}.btn-light,.btn-outline{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;font-weight:800;transition:.22s}.btn-light{background:#fff;color:#0d3155}.btn-light:hover{transform:translateY(-2px);background:#dffaff}.btn-outline{color:#fff;border:1px solid rgba(255,255,255,.38);background:rgba(255,255,255,.05)}.btn-outline:hover{background:rgba(255,255,255,.16)}
.stage{position:relative;z-index:1;margin:50px auto 0;max-width:920px;padding:13px;border:1px solid rgba(255,255,255,.22);border-radius:26px;background:rgba(6,28,49,.68);box-shadow:var(--shadow-lg);backdrop-filter:blur(10px)}.stage img{width:100%;height:300px;border-radius:16px;opacity:.78}.stage-caption{position:absolute;left:38px;bottom:31px;max-width:500px}.stage-caption strong{font-size:25px;display:block}.stage-caption span{font-size:14px;color:#d9e9f8}
section{padding:82px 0}.section-kicker{font-size:13px;font-weight:900;color:#0872e7;letter-spacing:1.4px;margin:0 0 10px}.section-title{font-size:clamp(28px,3.6vw,43px);letter-spacing:-1.7px;line-height:1.25;margin:0;color:var(--navy);font-weight:900}.section-desc{max-width:760px;color:var(--muted);font-size:16px;margin:16px 0 0}.split-heading{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:start}.lead-copy{font-size:18px;color:#30465e;margin:0}.lead-copy strong{color:var(--blue)}
.news-strip{display:grid;grid-template-columns:1.25fr .75fr;gap:20px;margin-top:34px}.feature-news{position:relative;min-height:410px;overflow:hidden;border-radius:var(--radius);background:var(--navy);color:#fff;box-shadow:var(--shadow-lg)}.feature-news img{width:100%;height:100%;position:absolute;inset:0;opacity:.55;transition:.45s}.feature-news:hover img{transform:scale(1.05)}.feature-news:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,20,36,.95),rgba(4,20,36,.05))}.feature-copy{position:absolute;z-index:2;left:34px;right:30px;bottom:30px}.badge{display:inline-flex;padding:5px 10px;border-radius:99px;background:rgba(53,211,232,.18);color:#c9fbff;border:1px solid rgba(53,211,232,.35);font-size:12px;font-weight:800}.feature-copy h3{font-size:28px;line-height:1.35;margin:12px 0 7px}.feature-copy p{margin:0;color:#d3e0ec;font-size:14px}.quick-list{display:grid;gap:14px}.quick-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;transition:.22s}.quick-item:hover{transform:translateX(5px);border-color:#acd0ff;box-shadow:var(--shadow)}.quick-item time{font-size:12px;color:#0872e7;font-weight:800}.quick-item h3{font-size:18px;line-height:1.45;margin:6px 0}.quick-item p{margin:0;color:var(--muted);font-size:13px}
.dark-section{background:var(--navy);color:#fff}.dark-section .section-title{color:#fff}.dark-section .section-desc{color:#c8d8e8}.signal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:38px}.signal-card{padding:24px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.055);border-radius:18px}.signal-card strong{display:block;font-size:31px;color:var(--cyan);line-height:1.2}.signal-card span{color:#c6d5e4;font-size:14px}
.timeline{max-width:920px;margin:38px auto 0;border-left:2px solid #bedbfc;padding-left:31px}.timeline-item{position:relative;padding:0 0 31px}.timeline-item:before{content:"";position:absolute;width:14px;height:14px;border:3px solid var(--blue);background:#fff;border-radius:50%;left:-39px;top:7px}.timeline-item:last-child{padding-bottom:0}.timeline-item time{color:var(--blue);font-size:13px;font-weight:900}.timeline-item h3{margin:5px 0;font-size:21px}.timeline-item p{margin:0;color:var(--muted)}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:38px}.scene-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s}.scene-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.scene-card img{height:190px;width:100%}.scene-card div{padding:22px}.scene-card h3{margin:0 0 8px;font-size:20px}.scene-card p{font-size:14px;color:var(--muted);margin:0}
data{font-weight:900}.data-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px;align-items:center}.data-panel{background:#fff;border:1px solid var(--line);padding:28px;border-radius:var(--radius);box-shadow:var(--shadow)}.meter{margin:19px 0}.meter-head{display:flex;justify-content:space-between;font-size:14px;font-weight:800;margin-bottom:8px}.meter-bar{height:9px;border-radius:99px;background:#e9eef4;overflow:hidden}.meter-bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--blue),var(--cyan))}
.news-section{background:#fff}.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-top:34px}.news-card{border:1px solid var(--line);border-radius:18px;padding:22px;background:#fff;display:flex;flex-direction:column;min-height:255px;transition:.25s}.news-card:hover{box-shadow:var(--shadow);border-color:#b9d8fc;transform:translateY(-4px)}.news-card time{font-size:13px;color:var(--blue);font-weight:800}.news-card h3{font-size:19px;line-height:1.45;margin:12px 0 9px}.news-card p{margin:0;color:var(--muted);font-size:14px}.read-more{margin-top:auto;padding-top:18px;color:var(--blue);font-weight:900;font-size:14px}.read-more:hover{color:#075dbf}
.faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 20px}.faq-item summary{list-style:none;font-weight:850;padding:18px 28px 18px 0;cursor:pointer;position:relative}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";position:absolute;right:0;font-size:23px;color:var(--blue);top:13px}.faq-item[open] summary:after{content:"−"}.faq-item p{margin:0;padding:0 0 18px;color:var(--muted);font-size:14px}
.cta{padding:0 0 88px}.cta-box{position:relative;overflow:hidden;border-radius:var(--radius);padding:52px 58px;background:linear-gradient(120deg,#0872e7,#124d9b);color:#fff}.cta-box:after{content:"";position:absolute;width:340px;height:340px;border:1px solid rgba(255,255,255,.3);border-radius:50%;right:-85px;top:-125px;box-shadow:0 0 0 42px rgba(255,255,255,.08)}.cta-box>*{position:relative;z-index:1}.cta-box h2{font-size:clamp(28px,4vw,43px);line-height:1.25;margin:0}.cta-box p{max-width:630px;color:#dbeeff;margin:14px 0 24px}.subscribe{display:flex;gap:10px;max-width:500px}.subscribe input{border:0;border-radius:12px;padding:13px 15px;flex:1;outline:none;color:var(--ink)}.subscribe input:focus{box-shadow:0 0 0 4px rgba(255,255,255,.25)}.subscribe button{border:0}.site-footer{background:#071827;color:#fff;padding:63px 0 22px}.footer-top{display:grid;grid-template-columns:.9fr 1.4fr;gap:80px;padding-bottom:45px}.footer-brand p{color:#aebfd1;max-width:370px;font-size:14px;margin-top:18px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.footer-links h3{font-size:15px;margin:0 0 13px;color:#fff}.footer-links a{display:block;color:#afc0d0;font-size:14px;padding:3px 0}.footer-links a:hover{color:var(--cyan)}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:18px;color:#9eb1c3;font-size:13px}.footer-bottom a:hover{color:#fff}
@media(max-width:1024px){.nav-links{gap:0}.nav-links a{padding:8px 7px;font-size:13px}.split-heading,.faq-wrap,.data-layout{gap:35px}.signal-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.container{width:min(100% - 32px,1180px)}.nav-wrap{height:68px}.menu-btn{display:block}.nav-links{display:none;position:absolute;top:68px;left:16px;right:16px;background:#fff;padding:12px;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:16px;flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:11px}.hero-inner{padding:61px 0 44px}.hero h1{letter-spacing:-2px}.stage{margin-top:36px}.stage img{height:220px}.stage-caption{left:24px;bottom:20px}.stage-caption strong{font-size:20px}section{padding:62px 0}.split-heading,.news-strip,.data-layout,.faq-wrap,.footer-top{grid-template-columns:1fr;gap:30px}.scene-grid,.news-grid{grid-template-columns:1fr 1fr}.footer-links{grid-template-columns:repeat(3,1fr)}}@media(max-width:520px){.hero-actions,.subscribe{flex-direction:column}.btn-light,.btn-outline,.subscribe button{width:100%}.stage img{height:185px}.stage-caption{right:17px}.stage-caption span{display:none}.signal-grid,.scene-grid,.news-grid{grid-template-columns:1fr}.signal-card{padding:19px}.cta-box{padding:36px 25px}.footer-links{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom div+div{margin-top:8px}.feature-copy{left:23px;bottom:23px}.feature-copy h3{font-size:23px}}

/* roulang page: category2 */
:root{--ink:#10243a;--navy:#071827;--blue:#1877f2;--cyan:#35d3e8;--gold:#f6bf54;--paper:#f6f8fb;--line:#dce4ec;--muted:#617185;--white:#fff;--radius:22px;--shadow:0 16px 42px rgba(15,37,61,.10);--shadow-lg:0 26px 65px rgba(4,24,45,.21)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{text-decoration:none;color:inherit}img{display:block;max-width:100%;object-fit:cover}button,input{font:inherit}button{cursor:pointer;border:0}.container{width:min(1180px,calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,228,236,.85)}.nav-wrap{height:78px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:11px;white-space:nowrap;font-weight:900;font-size:22px;letter-spacing:-.8px;color:var(--navy)}.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(140deg,var(--blue),var(--cyan));position:relative;box-shadow:0 7px 16px rgba(24,119,242,.28)}.brand-mark:after{content:"L";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font:bold 20px Arial}.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}.nav-links a{padding:9px 11px;border-radius:10px;font-size:14px;color:#415166;transition:.2s}.nav-links a:hover,.nav-links a.active{background:#eaf3ff;color:#0960cb}.nav-cta,.btn-primary{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:var(--blue);color:#fff!important;border:1px solid var(--blue);padding:11px 17px;border-radius:12px;font-weight:700;transition:.22s;box-shadow:0 8px 18px rgba(24,119,242,.2)}.nav-cta:hover,.btn-primary:hover{transform:translateY(-2px);background:#0864d6;box-shadow:0 12px 25px rgba(24,119,242,.3)}.menu-btn{display:none;margin-left:auto;border:0;background:#eaf3ff;border-radius:10px;padding:8px 11px;color:var(--blue);font-size:20px}
.hero{position:relative;isolation:isolate;overflow:hidden;background:#071827 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff}.hero:before{content:"";position:absolute;z-index:-1;inset:0;background:linear-gradient(90deg,rgba(3,16,30,.97),rgba(3,16,30,.82) 54%,rgba(3,16,30,.46))}.hero:after{content:"";position:absolute;z-index:-1;width:500px;height:500px;right:-160px;top:-130px;border:1px solid rgba(53,211,232,.3);border-radius:50%;box-shadow:0 0 0 45px rgba(53,211,232,.05),0 0 0 90px rgba(53,211,232,.035)}.hero-inner{padding:86px 0 74px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:55px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.1);border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.4px}.hero h1{font-size:clamp(38px,5vw,66px);letter-spacing:-3px;line-height:1.12;margin:18px 0 20px;font-weight:900}.hero-copy{max-width:650px;color:#d4e1ee;font-size:17px;line-height:2;margin:0}.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:30px}.btn-light,.btn-outline{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;font-weight:800;transition:.22s}.btn-light{background:#fff;color:#0d3155}.btn-light:hover{transform:translateY(-2px);background:#dffaff}.btn-outline{color:#fff;border:1px solid rgba(255,255,255,.38);background:rgba(255,255,255,.05)}.btn-outline:hover{background:rgba(255,255,255,.16)}
.lead-form{background:rgba(255,255,255,.96);color:var(--ink);padding:28px;border-radius:var(--radius);box-shadow:var(--shadow-lg)}.lead-form h2{font-size:24px;line-height:1.35;margin:0 0 8px}.lead-form p{margin:0 0 18px;color:var(--muted);font-size:14px}.field{display:flex;gap:10px;margin-top:12px}.field input{width:100%;border:1px solid var(--line);padding:12px 13px;border-radius:11px;outline:0;color:var(--ink);background:#fff}.field input:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(24,119,242,.12)}.form-note{font-size:12px;color:#738196;margin:13px 0 0}
section{padding:86px 0}.section-kicker{font-size:13px;font-weight:900;color:#0872e7;letter-spacing:1.4px;margin:0 0 10px}.section-title{font-size:clamp(28px,3.6vw,43px);letter-spacing:-1.7px;line-height:1.25;margin:0;color:var(--navy);font-weight:900}.section-desc{max-width:720px;color:var(--muted);font-size:16px;margin:16px 0 0}.title-row{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:36px}.text-link{font-weight:800;color:var(--blue);white-space:nowrap}.text-link:hover{color:#065abd}
.signal-strip{margin-top:-31px;position:relative;z-index:2}.signal-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);overflow:hidden}.signal-item{padding:21px 24px;border-right:1px solid var(--line)}.signal-item:last-child{border:0}.signal-item strong{display:block;color:var(--blue);font-size:25px;line-height:1.2}.signal-item span{font-size:13px;color:var(--muted)}
.overview-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:58px;align-items:center}.image-frame{position:relative}.image-frame img{width:100%;height:460px;border-radius:var(--radius);box-shadow:var(--shadow-lg)}.image-tag{position:absolute;left:20px;bottom:20px;background:rgba(7,24,39,.88);backdrop-filter:blur(9px);color:#fff;padding:12px 15px;border-radius:13px;font-size:14px;font-weight:700}.check-list{list-style:none;padding:0;margin:25px 0 0}.check-list li{position:relative;padding:13px 0 13px 35px;border-bottom:1px solid var(--line);color:#42546b}.check-list li:before{content:"✓";position:absolute;left:0;top:14px;width:22px;height:22px;display:grid;place-items:center;background:#dff9f5;color:#008c80;border-radius:50%;font-weight:900;font-size:13px}
.dark-section{background:var(--navy);color:#fff;position:relative;overflow:hidden}.dark-section:after{content:"";position:absolute;width:460px;height:460px;border-radius:50%;right:-120px;bottom:-220px;border:1px solid rgba(53,211,232,.23);box-shadow:0 0 0 48px rgba(53,211,232,.04)}.dark-section .section-title{color:#fff}.dark-section .section-desc{color:#c1d2e3}.feature-layout{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:18px}.feature-main{border-radius:var(--radius);padding:34px;background:linear-gradient(135deg,#126ce2,#103d76);min-height:310px}.feature-main h3{font-size:29px;line-height:1.35;margin:15px 0}.feature-main p{color:#dceeff;margin:0}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}.feature-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:22px;transition:.25s}.feature-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.13)}.feature-card b{display:block;font-size:18px;margin:10px 0 5px}.feature-card p{color:#bed1e4;font-size:14px;margin:0}
.scenes{background:#fff}.scene-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.scene-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:0 8px 24px rgba(15,37,61,.05);transition:.25s}.scene-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.scene-card:nth-child(1){grid-column:span 7}.scene-card:nth-child(2){grid-column:span 5}.scene-card:nth-child(3){grid-column:span 5}.scene-card:nth-child(4){grid-column:span 7}.scene-card img{width:100%;height:205px}.scene-card-body{padding:22px}.scene-card h3{font-size:21px;margin:0 0 8px}.scene-card p{color:var(--muted);font-size:14px;margin:0}.badge{display:inline-flex;padding:5px 10px;border-radius:99px;background:#eaf3ff;color:#0768d7;font-size:12px;font-weight:800}
.data-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:20px}.data-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}.data-panel h3{font-size:23px;margin:0 0 7px}.data-panel p{color:var(--muted);margin:0}.data-list{margin-top:22px}.data-row{display:flex;align-items:center;gap:15px;padding:15px 0;border-bottom:1px solid var(--line)}.data-row:last-child{border-bottom:0}.row-num{width:32px;height:32px;display:grid;place-items:center;border-radius:10px;background:#eaf3ff;color:var(--blue);font-weight:900}.data-row b{display:block;font-size:15px}.data-row span{display:block;color:var(--muted);font-size:13px}.stat-wall{display:grid;grid-template-columns:1fr 1fr;gap:14px}.stat-card{border-radius:18px;background:var(--navy);padding:24px;color:#fff}.stat-card:nth-child(2){background:#1475e8}.stat-card:nth-child(3){background:#0b9eb2}.stat-card:nth-child(4){background:#173c60}.stat-card strong{display:block;font-size:34px;line-height:1.05}.stat-card span{display:block;color:#d5e6f5;font-size:13px;margin-top:7px}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.process-card{position:relative;padding:25px;background:#fff;border:1px solid var(--line);border-radius:18px}.process-card:after{content:"";position:absolute;height:1px;background:#b9d8fc;top:38px;left:calc(100% - 5px);width:26px}.process-card:last-child:after{display:none}.step{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--blue);color:#fff;font-weight:900;font-size:13px}.process-card h3{font-size:18px;margin:16px 0 8px}.process-card p{font-size:14px;color:var(--muted);margin:0}
.quote-section{padding-top:20px}.quote-box{display:grid;grid-template-columns:.86fr 1.14fr;overflow:hidden;border-radius:var(--radius);background:#eaf3ff}.quote-box img{width:100%;height:100%;min-height:350px}.quote-copy{padding:46px}.quote-copy blockquote{font-size:clamp(23px,3vw,35px);font-weight:900;letter-spacing:-1.2px;line-height:1.45;margin:0;color:var(--navy)}.quote-copy p{color:var(--muted);margin:20px 0}.quote-name{font-weight:800;color:var(--blue)}
.faq-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:58px}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:15px;padding:0 20px;transition:.2s}.faq-item[open]{border-color:#add2fc;box-shadow:0 8px 20px rgba(24,119,242,.08)}.faq-item summary{list-style:none;cursor:pointer;padding:18px 28px 18px 0;font-weight:800;position:relative}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";position:absolute;right:0;color:var(--blue);font-size:23px;font-weight:400}.faq-item[open] summary:after{content:"−"}.faq-item p{margin:0 0 18px;color:var(--muted);font-size:14px}
.cta{padding:0 0 88px}.cta-box{background:linear-gradient(115deg,#0967d6,#0c91c9);border-radius:var(--radius);padding:47px 54px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:25px;overflow:hidden;position:relative}.cta-box:after{content:"";position:absolute;width:270px;height:270px;border:1px solid rgba(255,255,255,.25);border-radius:50%;right:-80px;bottom:-175px}.cta-box h2{font-size:clamp(28px,3.5vw,40px);margin:0;line-height:1.25;position:relative;z-index:1}.cta-box p{margin:12px 0 0;color:#dcf7ff;position:relative;z-index:1}.cta-box .btn-light{position:relative;z-index:1;white-space:nowrap}
.site-footer{background:#071827;color:#d3e0ec;padding:66px 0 22px}.footer-top{display:grid;grid-template-columns:.95fr 1.55fr;gap:70px;padding-bottom:48px}.footer-brand p{font-size:14px;max-width:360px;color:#aabed1;margin:19px 0 0}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.footer-links h3{font-size:15px;color:#fff;margin:0 0 14px}.footer-links a{display:block;color:#aec2d4;font-size:14px;margin:8px 0;transition:.2s}.footer-links a:hover{color:var(--cyan);transform:translateX(3px)}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);padding-top:21px;display:flex;justify-content:space-between;gap:16px;color:#98aec2;font-size:13px}.footer-bottom a:hover{color:#fff}
@media(max-width:1024px){.nav-wrap{gap:12px}.nav-links a{padding:8px 7px;font-size:13px}.hero-grid,.overview-grid,.faq-wrap{gap:32px}.feature-layout{grid-template-columns:1fr}.footer-top{gap:35px}}
@media(max-width:768px){.container{width:min(100% - 32px,1180px)}.nav-wrap{height:68px}.menu-btn{display:block}.nav-links{display:none;position:absolute;top:68px;left:16px;right:16px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:10px;flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:11px 12px}.nav-cta{margin-top:5px}.hero-inner{padding:65px 0 55px}.hero-grid,.overview-grid,.data-layout,.faq-wrap,.quote-box{grid-template-columns:1fr}.lead-form{max-width:600px}.signal-grid{grid-template-columns:1fr 1fr}.signal-item:nth-child(2){border-right:0}.signal-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.feature-list{grid-template-columns:1fr 1fr}.scene-card:nth-child(n){grid-column:span 6}.process-grid{grid-template-columns:1fr 1fr}.process-card:after{display:none}.quote-box img{height:270px;min-height:0}.footer-top{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.cta-box{padding:37px 29px;align-items:flex-start;flex-direction:column}}
@media(max-width:520px){section{padding:63px 0}.hero h1{letter-spacing:-2px}.field{flex-direction:column}.signal-grid{grid-template-columns:1fr}.signal-item,.signal-item:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.signal-item:last-child{border-bottom:0}.feature-list,.stat-wall,.process-grid{grid-template-columns:1fr}.scene-card:nth-child(n){grid-column:span 12}.image-frame img{height:330px}.quote-copy{padding:29px 24px}.footer-links{grid-template-columns:1fr 1fr}.cta{padding-bottom:63px}.cta-box{padding:30px 23px}}

/* roulang page: category3 */
:root{--ink:#10243a;--navy:#071827;--blue:#1877f2;--cyan:#35d3e8;--gold:#f6bf54;--paper:#f6f8fb;--line:#dce4ec;--muted:#617185;--white:#fff;--radius:22px;--radius-sm:15px;--shadow:0 16px 42px rgba(15,37,61,.10);--shadow-lg:0 26px 65px rgba(4,24,45,.21)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%;object-fit:cover}
button,input{font:inherit}
button{cursor:pointer}
.container{width:min(1180px,calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,228,236,.85)}
.nav-wrap{height:78px;display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:11px;white-space:nowrap;font-weight:900;font-size:22px;letter-spacing:-.8px;color:var(--navy)}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(140deg,var(--blue),var(--cyan));position:relative;box-shadow:0 7px 16px rgba(24,119,242,.28)}
.brand-mark:after{content:"L";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font:bold 20px Arial}
.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
.nav-links a{padding:9px 11px;border-radius:10px;font-size:14px;color:#415166;transition:.2s}
.nav-links a:hover,.nav-links a.active{background:#eaf3ff;color:#0960cb}
.nav-cta,.btn-primary{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:var(--blue);color:#fff!important;border:1px solid var(--blue);padding:11px 17px;border-radius:12px;font-weight:700;transition:.22s;box-shadow:0 8px 18px rgba(24,119,242,.2)}
.nav-cta:hover,.btn-primary:hover{transform:translateY(-2px);background:#0864d6;box-shadow:0 12px 25px rgba(24,119,242,.3)}
.menu-btn{display:none;margin-left:auto;border:0;background:#eaf3ff;border-radius:10px;padding:8px 11px;color:var(--blue);font-size:20px}
section{padding:92px 0}
.section-kicker{font-size:13px;font-weight:900;color:#0872e7;letter-spacing:1.4px;margin:0 0 10px}
.section-title{font-size:clamp(29px,3.7vw,45px);letter-spacing:-1.8px;line-height:1.24;margin:0;color:var(--navy);font-weight:900}
.section-desc{max-width:730px;color:var(--muted);font-size:16px;margin:17px 0 0}
.title-row{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:40px}
.text-link{font-weight:800;color:var(--blue);white-space:nowrap;transition:.2s}
.text-link:hover{color:#075dbf;transform:translateX(2px)}
.btn-light,.btn-outline{display:inline-flex;align-items:center;justify-content:center;padding:12px 19px;border-radius:12px;font-weight:800;transition:.22s}
.btn-light{background:#fff;color:#0d3155;border:1px solid #fff}
.btn-light:hover{transform:translateY(-2px);background:#dffaff}
.btn-outline{color:#fff;border:1px solid rgba(255,255,255,.38);background:rgba(255,255,255,.05)}
.btn-outline:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.hero{min-height:638px;position:relative;overflow:hidden;background:#071827 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,16,30,.97) 0%,rgba(3,16,30,.87) 49%,rgba(3,16,30,.42) 100%)}
.hero:after{content:"";position:absolute;width:530px;height:530px;border:1px solid rgba(53,211,232,.26);border-radius:50%;right:-130px;bottom:-180px;box-shadow:0 0 0 42px rgba(53,211,232,.05),0 0 0 85px rgba(53,211,232,.035)}
.hero-inner{position:relative;z-index:1;padding:78px 0 72px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.10);border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.4px}
.hero h1{max-width:770px;margin:19px 0 17px;font-size:clamp(42px,6vw,72px);line-height:1.13;letter-spacing:-3px;font-weight:900}
.hero-copy{max-width:690px;color:#d5e2ef;font-size:17px;line-height:2;margin:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}
.hero-layout{display:grid;grid-template-columns:1.22fr .78fr;gap:36px;align-items:end}
.trial-card{background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.19);border-radius:var(--radius);padding:25px;backdrop-filter:blur(12px);box-shadow:0 20px 40px rgba(0,0,0,.15)}
.trial-card h2{font-size:24px;line-height:1.35;margin:14px 0 7px}
.trial-card p{font-size:14px;color:#cce0f2;margin:0}
.trial-benefits{display:grid;gap:10px;margin:20px 0}
.trial-benefit{display:flex;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.13);font-size:14px;color:#edf7ff}
.dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 5px rgba(53,211,232,.12);flex:0 0 auto}
.qualify{margin-top:18px;padding:11px 13px;border-radius:12px;background:rgba(246,191,84,.14);border:1px solid rgba(246,191,84,.36);font-size:13px;color:#ffe7b2}
.intro-section{background:#fff}
.intro-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:70px;align-items:start}
.intro-lead{font-size:22px;line-height:1.8;font-weight:700;color:#1c3855;margin:0}
.detail-copy p{margin:0 0 18px;color:#53657a}
.stamp-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
.stamp{border:1px solid var(--line);background:#fbfdff;border-radius:15px;padding:16px}
.stamp strong{display:block;font-size:23px;color:var(--blue);line-height:1.1}
.stamp span{display:block;font-size:13px;color:var(--muted);margin-top:6px}
.panel-section{background:linear-gradient(180deg,#f6f8fb 0%,#edf5ff 100%)}
.service-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
.service-main{position:relative;overflow:hidden;background:var(--navy);border-radius:var(--radius);padding:37px;color:#fff;min-height:345px}
.service-main:after{content:"";position:absolute;width:250px;height:250px;border-radius:50%;right:-72px;bottom:-105px;background:var(--blue);opacity:.52}
.service-main>*{position:relative;z-index:1}
.service-main h3{margin:14px 0;font-size:30px;line-height:1.32}
.service-main p{max-width:560px;color:#c7d9eb;margin:0}
.service-main .btn-outline{margin-top:26px}
.service-side{display:grid;gap:20px}
.service-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px;transition:.24s}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b8d9ff}
.icon-box{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:#e9f4ff;color:var(--blue);font-size:22px;font-weight:900}
.service-card h3{font-size:20px;margin:13px 0 6px}
.service-card p{font-size:14px;color:var(--muted);margin:0}
.data-section{background:#fff}
.data-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:58px;align-items:center}
.data-board{border-radius:var(--radius);background:var(--navy);padding:26px;color:#fff;box-shadow:var(--shadow-lg)}
.board-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:17px;border-bottom:1px solid rgba(255,255,255,.14)}
.board-head strong{font-size:18px}
.live-badge{font-size:12px;color:#bffaff;background:rgba(53,211,232,.14);border:1px solid rgba(53,211,232,.28);padding:5px 10px;border-radius:99px}
.score-line{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;text-align:center;padding:26px 0 20px}
.team-name{font-size:14px;color:#b7cbde}
.score{font-size:39px;font-weight:900;letter-spacing:2px}
.score-mid{color:var(--cyan);font-weight:900;padding:0 12px}
.bars{display:grid;gap:14px}
.bar-row{display:grid;grid-template-columns:64px 1fr 43px;gap:10px;align-items:center;font-size:13px;color:#cfdeec}
.bar{height:8px;border-radius:99px;background:rgba(255,255,255,.14);overflow:hidden}
.bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--blue),var(--cyan))}
.feature-copy h2{margin-top:0}
.check-list{padding:0;margin:27px 0 0;list-style:none}
.check-list li{position:relative;padding:13px 0 13px 35px;border-bottom:1px solid var(--line);color:#42546b}
.check-list li:before{content:"✓";position:absolute;left:0;top:14px;width:22px;height:22px;display:grid;place-items:center;background:#dff9f5;color:#008c80;border-radius:50%;font-weight:900;font-size:13px}
.feature-section{background:#fff}
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.image-frame{position:relative}
.image-frame img{height:455px;width:100%;border-radius:var(--radius);box-shadow:var(--shadow-lg)}
.image-label{position:absolute;right:20px;bottom:20px;padding:14px 16px;max-width:218px;border-radius:15px;background:rgba(7,24,39,.88);color:#fff;box-shadow:0 10px 28px rgba(0,0,0,.2)}
.image-label strong{display:block;font-size:17px}
.image-label span{display:block;font-size:12px;color:#c5d8e7;margin-top:3px}
.feature-text p{color:#53657a;margin:19px 0}
.scenario-section{background:#eaf3ff}
.scenario-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:44px}
.scenario-tabs{display:grid;gap:11px;margin-top:28px}
.scenario-tab{padding:15px 17px;border-radius:14px;background:rgba(255,255,255,.68);border:1px solid transparent;color:#52647b;font-weight:700;transition:.2s}
.scenario-tab:first-child,.scenario-tab:hover{background:#fff;border-color:#bcdcff;color:#0960cb;box-shadow:0 8px 20px rgba(34,103,180,.08)}
.scene-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.scene-card{background:#fff;border-radius:18px;border:1px solid #d9e8f6;padding:22px;min-height:190px;transition:.24s}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.scene-card span{display:inline-flex;padding:4px 10px;border-radius:99px;background:#eef7ff;color:#1171d4;font-size:12px;font-weight:800}
.scene-card h3{font-size:20px;margin:12px 0 7px}
.scene-card p{color:var(--muted);font-size:14px;margin:0}
.process-section{background:#fff}
.process-wrap{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:42px}
.process-wrap:before{content:"";position:absolute;left:9%;right:9%;top:31px;height:1px;background:var(--line)}
.step{position:relative}
.step-num{width:63px;height:63px;border-radius:19px;display:grid;place-items:center;background:#edf6ff;border:1px solid #cde4fb;color:var(--blue);font-size:22px;font-weight:900;position:relative;z-index:1}
.step h3{font-size:19px;margin:18px 0 7px}
.step p{font-size:14px;color:var(--muted);margin:0}
.insight-section{background:var(--navy);color:#fff}
.insight-section .section-title{color:#fff}
.insight-section .section-desc{color:#c5d8e8}
.insight-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:22px;margin-top:40px}
.insight-article{position:relative;overflow:hidden;min-height:320px;border-radius:var(--radius);background:#15395d}
.insight-article img{position:absolute;inset:0;width:100%;height:100%;opacity:.48}
.insight-article:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(2,15,28,.92),rgba(2,15,28,.06))}
.insight-content{position:absolute;z-index:1;left:28px;right:28px;bottom:25px}
.insight-content span{font-size:12px;color:#c1f7ff;font-weight:800}
.insight-content h3{font-size:27px;line-height:1.35;margin:8px 0}
.insight-content p{font-size:14px;color:#d1e1ef;margin:0}
.insight-list{display:grid;gap:14px}
.insight-item{padding:19px 20px;border:1px solid rgba(255,255,255,.13);border-radius:18px;background:rgba(255,255,255,.055);transition:.2s}
.insight-item:hover{background:rgba(255,255,255,.11);transform:translateX(4px)}
.insight-item time{font-size:12px;color:var(--cyan)}
.insight-item h3{font-size:18px;line-height:1.4;margin:5px 0 4px}
.insight-item p{font-size:13px;color:#bdd1e2;margin:0}
.faq-section{background:#fff}
.faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px;align-items:start}
.faq-intro{position:sticky;top:105px}
.faq-intro p{color:var(--muted)}
.faq-list{display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden}
.faq-item summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 20px;font-size:17px;font-weight:800;cursor:pointer}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"+";width:27px;height:27px;display:grid;place-items:center;border-radius:50%;background:#edf5ff;color:var(--blue);font-size:20px;font-weight:500;flex:0 0 auto}
.faq-item[open] summary{color:#0960cb;background:#f9fcff}
.faq-item[open] summary:after{content:"−"}
.faq-answer{padding:0 20px 19px;color:#5a6b7e;font-size:15px}
.cta-section{padding:0 0 92px;background:#fff}
.cta-box{position:relative;overflow:hidden;padding:52px 57px;border-radius:var(--radius);background:linear-gradient(125deg,#0b2d50,#0878ca);color:#fff}
.cta-box:after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;right:-80px;top:-160px;border:55px solid rgba(53,211,232,.15)}
.cta-content{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:35px}
.cta-content h2{font-size:clamp(29px,4vw,43px);line-height:1.25;margin:0}
.cta-content p{max-width:650px;color:#d5edff;margin:13px 0 0}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto}
.site-footer{background:#071827;color:#b5c6d6;padding:62px 0 24px}
.footer-top{display:grid;grid-template-columns:.9fr 1.5fr;gap:76px;padding-bottom:43px}
.footer-brand p{max-width:350px;font-size:14px;line-height:1.9;margin:18px 0 0}
.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.footer-links h3{font-size:15px;color:#fff;margin:0 0 15px}
.footer-links a{display:block;font-size:14px;margin:9px 0;transition:.2s}
.footer-links a:hover{color:var(--cyan);transform:translateX(2px)}
.footer-bottom{padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;align-items:center;gap:18px;font-size:13px}
.footer-bottom a{color:#d8e6f1}
.footer-bottom a:hover{color:var(--cyan)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(53,211,232,.7);outline-offset:3px}
@media(max-width:1120px){.nav-links a{padding:8px 7px;font-size:13px}.nav-wrap{gap:14px}.hero-layout{grid-template-columns:1fr .72fr}.intro-grid,.data-layout,.feature-grid,.faq-layout{gap:38px}}
@media(max-width:900px){.menu-btn{display:block}.nav-links{display:none;position:absolute;left:16px;right:16px;top:68px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:11px 13px;font-size:15px}.nav-cta{margin-top:4px}.hero{min-height:auto}.hero-layout,.intro-grid,.data-layout,.feature-grid,.scenario-layout,.faq-layout,.footer-top{grid-template-columns:1fr}.trial-card{max-width:570px}.intro-grid{gap:25px}.faq-intro{position:static}.service-grid,.insight-grid{grid-template-columns:1fr}.feature-grid{gap:32px}.feature-text{order:-1}.scenario-layout{gap:24px}.process-wrap{grid-template-columns:1fr 1fr}.process-wrap:before{display:none}.cta-content{display:block}.cta-actions{margin-top:24px}.footer-top{gap:37px}}
@media(max-width:640px){.container{width:min(100% - 32px,1180px)}.nav-wrap{height:68px}.brand{font-size:20px}.brand-mark{width:31px;height:31px}.hero-inner{padding:54px 0}.hero h1{font-size:42px;letter-spacing:-2px}.hero-copy{font-size:16px}.hero-actions,.cta-actions{flex-direction:column;align-items:stretch}.hero-actions a,.cta-actions a{width:100%}section{padding:66px 0}.title-row{display:block;margin-bottom:29px}.title-row .text-link{display:inline-block;margin-top:16px}.section-desc{font-size:15px}.stamp-list,.scene-cards{grid-template-columns:1fr}.service-main{padding:28px}.service-main h3{font-size:26px}.image-frame img{height:325px}.data-board{padding:20px}.score{font-size:30px}.process-wrap{grid-template-columns:1fr;gap:26px}.insight-article{min-height:355px}.insight-content{left:20px;right:20px}.insight-content h3{font-size:23px}.cta-section{padding-bottom:66px}.cta-box{padding:35px 25px}.footer-links{grid-template-columns:1fr 1fr;gap:26px}.footer-bottom{display:block;line-height:2}.footer-bottom div+div{margin-top:8px}}
@media(max-width:410px){.footer-links{grid-template-columns:1fr}.hero h1{font-size:37px}.eyebrow{font-size:12px}.trial-card{padding:20px}.score-line{grid-template-columns:1fr}.score-mid{padding:8px}.section-title{font-size:29px}}

/* roulang page: category4 */
:root{--ink:#10243a;--navy:#071827;--blue:#1877f2;--cyan:#35d3e8;--gold:#f6bf54;--paper:#f6f8fb;--line:#dce4ec;--muted:#617185;--white:#fff;--radius:22px;--shadow:0 16px 42px rgba(15,37,61,.10);--shadow-lg:0 26px 65px rgba(4,24,45,.21)}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%;object-fit:cover}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,228,236,.85)}
    .nav-wrap{height:78px;display:flex;align-items:center;gap:26px}
    .brand{display:flex;align-items:center;gap:11px;white-space:nowrap;font-weight:900;font-size:22px;letter-spacing:-.8px;color:var(--navy)}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(140deg,var(--blue),var(--cyan));position:relative;box-shadow:0 7px 16px rgba(24,119,242,.28)}
    .brand-mark:after{content:"L";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font:bold 20px Arial}
    .nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
    .nav-links a{padding:9px 11px;border-radius:10px;font-size:14px;color:#415166;transition:.2s}
    .nav-links a:hover,.nav-links a.active{background:#eaf3ff;color:#0960cb}
    .nav-cta,.btn-primary{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:var(--blue);color:#fff!important;border:1px solid var(--blue);padding:11px 17px;border-radius:12px;font-weight:700;transition:.22s;box-shadow:0 8px 18px rgba(24,119,242,.2)}
    .nav-cta:hover,.btn-primary:hover{transform:translateY(-2px);background:#0864d6;box-shadow:0 12px 25px rgba(24,119,242,.3)}
    .menu-btn{display:none;margin-left:auto;border:0;background:#eaf3ff;border-radius:10px;padding:8px 11px;color:var(--blue);font-size:20px}
    .btn-light,.btn-outline{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;font-weight:800;transition:.22s}
    .btn-light{background:#fff;color:#0d3155}
    .btn-light:hover{transform:translateY(-2px);background:#dffaff}
    .btn-outline{color:#fff;border:1px solid rgba(255,255,255,.38);background:rgba(255,255,255,.05)}
    .btn-outline:hover{background:rgba(255,255,255,.16)}
    .page-hero{position:relative;overflow:hidden;color:#fff;background:#071827 url('/assets/images/backpic/back-2.webp') center/cover no-repeat}
    .page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(4,19,35,.97) 0%,rgba(4,19,35,.87) 50%,rgba(4,19,35,.46) 100%)}
    .page-hero:after{content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(53,211,232,.27);border-radius:50%;right:-100px;bottom:-165px;box-shadow:0 0 0 36px rgba(53,211,232,.05),0 0 0 75px rgba(53,211,232,.04)}
    .hero-inner{position:relative;z-index:1;padding:78px 0 66px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.10);border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.4px}
    .page-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}
    .hero-title{max-width:670px;margin:17px 0 16px;font-size:clamp(39px,5vw,66px);line-height:1.14;letter-spacing:-3px;font-weight:900}
    .hero-copy{max-width:650px;color:#d4e1ee;font-size:16px;line-height:2;margin:0}
    .hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}
    .invite-panel{padding:24px;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);background:rgba(8,36,61,.68);backdrop-filter:blur(13px);box-shadow:var(--shadow-lg)}
    .invite-panel h2{font-size:24px;line-height:1.35;margin:8px 0;color:#fff;font-weight:900}
    .invite-panel p{font-size:14px;color:#c7d8e9;margin:0}
    .reward-row{display:flex;justify-content:space-between;align-items:center;margin:23px 0 9px;color:#fff;font-size:14px;font-weight:700}
    .reward-row strong{color:#74e7f3;font-size:16px}
    .progress-track{height:11px;border-radius:999px;background:rgba(255,255,255,.16);overflow:hidden}
    .progress-bar{width:68%;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),#72a9ff);box-shadow:0 0 18px rgba(53,211,232,.7)}
    .invite-note{display:flex;align-items:center;gap:9px;margin:16px 0 20px;font-size:13px;color:#d3e4f2}
    .invite-note i{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;font-style:normal;background:rgba(53,211,232,.16);color:var(--cyan)}
    section{padding:88px 0}
    .section-kicker{font-size:13px;font-weight:900;color:#0872e7;letter-spacing:1.4px;text-transform:uppercase;margin:0 0 10px}
    .section-title{font-size:clamp(28px,3.6vw,43px);letter-spacing:-1.7px;line-height:1.25;margin:0;color:var(--navy);font-weight:900}
    .section-desc{max-width:730px;color:var(--muted);font-size:16px;margin:16px 0 0}
    .title-row{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:37px}
    .text-link{font-weight:800;color:var(--blue);white-space:nowrap}
    .text-link:hover{color:#065abd}
    .intro-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:58px;align-items:center}
    .image-frame{position:relative}
    .image-frame img{height:440px;width:100%;border-radius:var(--radius);box-shadow:var(--shadow-lg)}
    .image-badge{position:absolute;right:-18px;bottom:25px;max-width:205px;padding:18px;border-radius:17px;color:#fff;background:var(--navy);box-shadow:var(--shadow-lg)}
    .image-badge strong{display:block;font-size:27px;line-height:1.1;color:var(--cyan)}
    .image-badge span{display:block;margin-top:5px;font-size:13px;color:#c9d9e7}
    .check-list{list-style:none;padding:0;margin:25px 0}
    .check-list li{position:relative;padding:13px 0 13px 35px;border-bottom:1px solid var(--line);color:#42546b}
    .check-list li:before{content:"✓";position:absolute;left:0;top:14px;width:22px;height:22px;display:grid;place-items:center;background:#dff9f5;color:#008c80;border-radius:50%;font-weight:900;font-size:13px}
    .data-band{background:var(--navy);color:#fff;position:relative;overflow:hidden}
    .data-band:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 20%,rgba(24,119,242,.46),transparent 27%),radial-gradient(circle at 10% 80%,rgba(53,211,232,.16),transparent 25%)}
    .data-band .container{position:relative;z-index:1}
    .data-band .section-title{color:#fff}
    .data-band .section-desc{color:#c5d6e7}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:38px}
    .metric-card{padding:24px 20px;border:1px solid rgba(255,255,255,.14);border-radius:18px;background:rgba(255,255,255,.07);transition:.24s}
    .metric-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.12)}
    .metric-card strong{display:block;color:#72e9f5;font-size:35px;line-height:1.1;letter-spacing:-1px}
    .metric-card span{display:block;color:#d6e2ef;font-size:14px;margin-top:8px}
    .focus-layout{display:grid;grid-template-columns:1.16fr .84fr;gap:20px}
    .focus-main{min-height:380px;position:relative;overflow:hidden;padding:34px;border-radius:var(--radius);color:#fff;background:#08233b}
    .focus-main img{position:absolute;inset:0;width:100%;height:100%;opacity:.44}
    .focus-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,17,31,.95),rgba(4,17,31,.10))}
    .focus-content{position:relative;z-index:1;display:flex;min-height:312px;flex-direction:column;justify-content:flex-end}
    .tag{display:inline-flex;align-items:center;width:max-content;padding:5px 10px;border-radius:999px;background:rgba(53,211,232,.17);border:1px solid rgba(53,211,232,.35);font-size:12px;font-weight:800;color:#a8f4fc}
    .focus-main h3{max-width:570px;font-size:31px;line-height:1.35;margin:14px 0 9px}
    .focus-main p{max-width:610px;margin:0;color:#d5e4f0;font-size:15px}
    .focus-side{display:grid;gap:20px}
    .mini-insight{padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.24s}
    .mini-insight:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#b8d8fc}
    .mini-insight .num{color:var(--blue);font-size:27px;font-weight:900;line-height:1}
    .mini-insight h3{font-size:19px;margin:11px 0 7px}
    .mini-insight p{font-size:14px;color:var(--muted);margin:0}
    .split-section{background:#fff}
    .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .scenario-card{padding:29px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);transition:.24s}
    .scenario-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);background:#fff}
    .scenario-icon{display:grid;place-items:center;width:49px;height:49px;border-radius:15px;background:#eaf3ff;color:var(--blue);font-weight:900;font-size:19px}
    .scenario-card h3{margin:18px 0 8px;font-size:21px}
    .scenario-card p{margin:0;color:var(--muted);font-size:14px}
    .feature-list{display:grid;gap:13px;margin-top:18px}
    .feature-list div{display:flex;gap:12px;align-items:flex-start;padding:13px 0;border-bottom:1px solid var(--line)}
    .feature-list b{display:grid;place-items:center;flex:0 0 26px;width:26px;height:26px;background:#e0f8fa;border-radius:9px;color:#008e9d;font-size:13px}
    .feature-list span{color:#4b5c70;font-size:14px}
    .timeline-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px;align-items:start}
    .timeline{position:relative;padding-left:29px;margin-top:9px}
    .timeline:before{content:"";position:absolute;left:7px;top:12px;bottom:12px;width:2px;background:#cfe3f8}
    .timeline-item{position:relative;padding:0 0 31px}
    .timeline-item:last-child{padding-bottom:0}
    .timeline-item:before{content:"";position:absolute;left:-27px;top:8px;width:13px;height:13px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 5px #eaf3ff}
    .timeline-item h3{font-size:18px;margin:0 0 4px}
    .timeline-item p{font-size:14px;margin:0;color:var(--muted)}
    .report-card{padding:29px;border-radius:var(--radius);background:linear-gradient(145deg,#eff8ff,#fff);border:1px solid #cfe4fa}
    .report-card h3{font-size:24px;line-height:1.4;margin:0 0 12px}
    .report-card p{color:var(--muted);margin:0}
    .report-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:24px}
    .report-stats div{padding:15px 10px;border-radius:14px;background:#fff;text-align:center}
    .report-stats strong{display:block;color:var(--blue);font-size:21px}
    .report-stats span{font-size:12px;color:var(--muted)}
    .quote-section{padding-top:30px}
    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .quote-card{position:relative;padding:28px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
    .quote-card:before{content:"“";position:absolute;right:22px;top:4px;color:#d7ecff;font-family:Georgia,serif;font-size:74px;line-height:1}
    .quote-card p{position:relative;margin:0;color:#42546b;font-size:15px}
    .quote-person{display:flex;align-items:center;gap:11px;margin-top:20px;font-size:14px;font-weight:800}
    .avatar{display:grid;place-items:center;width:35px;height:35px;border-radius:50%;background:#eaf3ff;color:var(--blue)}
    .faq-section{background:#fff}
    .faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px;align-items:start}
    .faq-list{display:grid;gap:12px}
    .faq-item{border:1px solid var(--line);border-radius:16px;background:var(--paper);overflow:hidden}
    .faq-item summary{list-style:none;position:relative;padding:18px 50px 18px 19px;font-size:16px;font-weight:800;cursor:pointer}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:19px;top:13px;color:var(--blue);font-size:25px;font-weight:400}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{padding:0 19px 18px;margin:0;color:var(--muted);font-size:14px}
    .cta-panel{padding:56px;position:relative;overflow:hidden;border-radius:var(--radius);background:#0b3154 url('/assets/images/backpic/back-3.webp') center/cover no-repeat;color:#fff;box-shadow:var(--shadow-lg)}
    .cta-panel:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,23,42,.96),rgba(9,58,95,.77))}
    .cta-panel>*{position:relative;z-index:1}
    .cta-panel h2{max-width:720px;margin:0;font-size:clamp(30px,4vw,47px);line-height:1.28;letter-spacing:-1.8px}
    .cta-panel p{max-width:670px;color:#d3e2ed;font-size:16px;margin:15px 0 26px}
    .subscribe-row{display:flex;gap:11px;max-width:570px}
    .subscribe-row input{flex:1;min-width:0;padding:13px 15px;border:1px solid rgba(255,255,255,.28);border-radius:12px;background:rgba(255,255,255,.12);color:#fff;outline:none}
    .subscribe-row input::placeholder{color:#c5d5e5}
    .subscribe-row input:focus{border-color:var(--cyan);box-shadow:0 0 0 4px rgba(53,211,232,.17)}
    .site-footer{padding:63px 0 23px;background:var(--navy);color:#c2d0df}
    .footer-top{display:grid;grid-template-columns:.92fr 1.4fr;gap:75px;padding-bottom:48px}
    .footer-brand p{max-width:335px;margin:17px 0 0;font-size:14px;color:#aebfd0}
    .footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
    .footer-links h3{margin:0 0 13px;font-size:15px;color:#fff}
    .footer-links a{display:block;margin:8px 0;font-size:14px;color:#afc0d0;transition:.2s}
    .footer-links a:hover{color:#6fe8f4}
    .footer-bottom{display:flex;justify-content:space-between;gap:18px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#9fb1c2}
    .footer-bottom a:hover{color:#fff}
    @media(max-width:1024px){
      .nav-wrap{gap:12px}.nav-links a{padding:8px 7px;font-size:13px}.nav-cta{padding:9px 10px}
      .page-hero-grid,.intro-grid,.timeline-wrap,.faq-grid{gap:34px}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .footer-top{gap:35px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,1180px)}
      .nav-wrap{height:68px}.menu-btn{display:block}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:76px;padding:12px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}.nav-links a{padding:10px 12px}.nav-cta{text-align:center;margin-top:4px}
      .page-hero-grid,.intro-grid,.focus-layout,.timeline-wrap,.faq-grid{grid-template-columns:1fr}
      .hero-inner{padding:61px 0 56px}.hero-title{font-size:43px}
      .invite-panel{max-width:560px}.image-frame img{height:350px}.image-badge{right:14px;bottom:14px}
      .scenario-grid,.quote-grid{grid-template-columns:1fr}
      .focus-main{min-height:330px}.focus-main h3{font-size:26px}
      .footer-top{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(3,1fr)}
      section{padding:65px 0}
    }
    @media(max-width:520px){
      .hero-title{font-size:37px;letter-spacing:-2px}.hero-copy{font-size:15px}
      .hero-actions,.subscribe-row{flex-direction:column;align-items:stretch}.hero-actions a,.subscribe-row button{width:100%}
      .metric-grid,.report-stats{grid-template-columns:1fr 1fr}.metric-card strong{font-size:30px}
      .title-row{display:block}.title-row .text-link{display:inline-block;margin-top:14px}
      .image-frame img{height:280px}.image-badge{padding:14px}.image-badge strong{font-size:23px}
      .footer-links{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column}
      .cta-panel{padding:34px 24px}.cta-panel h2{font-size:31px}
      .section-title{font-size:29px}.scenario-card,.quote-card{padding:23px}
    }

/* roulang page: category5 */
:root{--ink:#10243a;--navy:#071827;--blue:#1877f2;--cyan:#35d3e8;--gold:#f6bf54;--paper:#f6f8fb;--line:#dce4ec;--muted:#617185;--white:#fff;--radius:22px;--shadow:0 16px 42px rgba(15,37,61,.10);--shadow-lg:0 26px 65px rgba(4,24,45,.21)}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%;object-fit:cover}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(53,211,232,.75);outline-offset:3px}
    .container{width:min(1180px,calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,228,236,.85)}
    .nav-wrap{height:78px;display:flex;align-items:center;gap:26px}
    .brand{display:flex;align-items:center;gap:11px;white-space:nowrap;font-weight:900;font-size:22px;letter-spacing:-.8px;color:var(--navy)}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(140deg,var(--blue),var(--cyan));position:relative;box-shadow:0 7px 16px rgba(24,119,242,.28)}
    .brand-mark:after{content:"L";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font:bold 20px Arial}
    .nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
    .nav-links a{padding:9px 11px;border-radius:10px;font-size:14px;color:#415166;transition:.2s}
    .nav-links a:hover,.nav-links a.active{background:#eaf3ff;color:#0960cb}
    .nav-cta,.btn-primary{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:var(--blue);color:#fff!important;border:1px solid var(--blue);padding:11px 17px;border-radius:12px;font-weight:700;transition:.22s;box-shadow:0 8px 18px rgba(24,119,242,.2)}
    .nav-cta:hover,.btn-primary:hover{transform:translateY(-2px);background:#0864d6;box-shadow:0 12px 25px rgba(24,119,242,.3)}
    .btn-secondary{display:inline-flex;justify-content:center;align-items:center;gap:8px;padding:11px 17px;border-radius:12px;font-weight:800;border:1px solid var(--line);background:#fff;color:var(--ink);transition:.22s}
    .btn-secondary:hover{border-color:#8bc2ff;color:var(--blue);transform:translateY(-2px);box-shadow:var(--shadow)}
    .menu-btn{display:none;margin-left:auto;border:0;background:#eaf3ff;border-radius:10px;padding:8px 11px;color:var(--blue);font-size:20px}
    .hero{position:relative;overflow:hidden;background:#071827 url('/assets/images/backpic/back-3.webp') center/cover no-repeat;color:#fff;min-height:610px}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,16,30,.96),rgba(3,16,30,.81) 48%,rgba(3,16,30,.34))}
    .hero:after{content:"";position:absolute;width:510px;height:510px;border:1px solid rgba(53,211,232,.29);border-radius:50%;right:-130px;top:40px;box-shadow:0 0 0 43px rgba(53,211,232,.05),0 0 0 86px rgba(53,211,232,.035)}
    .hero-inner{position:relative;z-index:1;padding:82px 0 62px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.1);border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.4px}
    .hero h1{font-size:clamp(40px,5.2vw,68px);line-height:1.12;max-width:760px;letter-spacing:-3px;margin:20px 0 18px;font-weight:950}
    .hero-copy{max-width:690px;color:#d4e1ee;font-size:17px;line-height:2;margin:0}
    .hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:29px}
    .btn-light{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;font-weight:800;background:#fff;color:#0d3155;transition:.22s}
    .btn-light:hover{transform:translateY(-2px);background:#dffaff}
    .hero-panel{margin-top:48px;max-width:860px;display:grid;grid-template-columns:1.1fr .9fr;gap:14px}
    .hero-note,.schedule-box{border:1px solid rgba(255,255,255,.16);background:rgba(8,28,47,.63);backdrop-filter:blur(9px);border-radius:18px;padding:20px}
    .hero-note strong{display:block;font-size:19px;margin:8px 0}
    .hero-note p{color:#c8d8e8;margin:0;font-size:14px}
    .time-row{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.14);font-size:13px;color:#d9e7f3}
    .time-row:last-child{border-bottom:0}
    section{padding:86px 0}
    .section-kicker{font-size:13px;font-weight:900;color:#0872e7;letter-spacing:1.4px;margin:0 0 10px}
    .section-title{font-size:clamp(28px,3.6vw,43px);letter-spacing:-1.7px;line-height:1.25;margin:0;color:var(--navy);font-weight:900}
    .section-desc{max-width:720px;color:var(--muted);font-size:16px;margin:16px 0 0}
    .title-row{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:36px}
    .text-link{font-weight:800;color:var(--blue);white-space:nowrap}
    .text-link:hover{color:#065abd}
    .intro-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}
    .image-frame{position:relative}
    .image-frame img{height:430px;width:100%;border-radius:var(--radius);box-shadow:var(--shadow-lg)}
    .float-stat{position:absolute;right:-20px;bottom:24px;background:#fff;padding:17px 20px;border-radius:16px;box-shadow:var(--shadow);border:1px solid var(--line)}
    .float-stat strong{display:block;font-size:28px;line-height:1;color:var(--blue)}
    .float-stat span{font-size:13px;color:var(--muted)}
    .check-list{list-style:none;padding:0;margin:25px 0}
    .check-list li{position:relative;padding:12px 0 12px 35px;border-bottom:1px solid var(--line);color:#42546b}
    .check-list li:before{content:"✓";position:absolute;left:0;top:14px;width:22px;height:22px;display:grid;place-items:center;background:#dff9f5;color:#008c80;border-radius:50%;font-weight:900;font-size:13px}
    .game-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:20px}
    .game-feature{position:relative;overflow:hidden;min-height:396px;border-radius:var(--radius);background:var(--navy);padding:35px;color:#fff}
    .game-feature:after{content:"";position:absolute;width:250px;height:250px;border-radius:50%;right:-86px;bottom:-96px;background:var(--blue);opacity:.6}
    .game-feature h3,.game-feature p,.game-feature .badge{position:relative;z-index:1}
    .game-feature h3{font-size:31px;line-height:1.35;margin:17px 0 12px}
    .game-feature p{max-width:500px;color:#c5d7e8}
    .badge{display:inline-flex;padding:5px 10px;border-radius:999px;font-weight:800;font-size:12px;background:#e8f4ff;color:#0865d2}
    .badge.dark{background:rgba(255,255,255,.13);color:#bceffc;border:1px solid rgba(255,255,255,.16)}
    .game-side{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .game-card{border:1px solid var(--line);background:#fff;border-radius:18px;padding:21px;transition:.24s}
    .game-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b7d9ff}
    .icon-ring{width:45px;height:45px;border-radius:14px;display:grid;place-items:center;background:#eaf4ff;color:var(--blue);font-size:19px;font-weight:900}
    .game-card h3{font-size:18px;margin:15px 0 6px}
    .game-card p{font-size:14px;color:var(--muted);margin:0}
    .dark-section{background:var(--navy);color:#fff;position:relative;overflow:hidden}
    .dark-section:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 82% 14%,rgba(53,211,232,.16),transparent 29%)}
    .dark-section .container{position:relative}
    .dark-section .section-title{color:#fff}
    .dark-section .section-desc{color:#c8d9e9}
    .watch-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:34px}
    .watch-card{border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.065);border-radius:19px;padding:25px;transition:.24s}
    .watch-card:hover{background:rgba(255,255,255,.11);transform:translateY(-4px)}
    .watch-number{font-size:13px;color:var(--cyan);font-weight:900;letter-spacing:1px}
    .watch-card h3{font-size:21px;margin:9px 0}
    .watch-card p{font-size:14px;color:#ccdae7;margin:0}
    .timeline{position:relative;padding-left:28px;margin:30px 0 0;border-left:2px solid #cce4fd}
    .timeline-item{position:relative;padding:0 0 25px 20px}
    .timeline-item:before{content:"";position:absolute;width:12px;height:12px;background:var(--blue);border:3px solid #fff;border-radius:50%;left:-35px;top:7px;box-shadow:0 0 0 3px #bdddff}
    .timeline-item:last-child{padding-bottom:0}
    .timeline-time{font-size:13px;font-weight:900;color:var(--blue)}
    .timeline-item h3{margin:4px 0;font-size:20px}
    .timeline-item p{color:var(--muted);margin:0;font-size:15px}
    .split-section{background:#fff}
    .split-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:start}
    .insight-box{margin-top:26px;padding:25px;border-radius:18px;background:#eef7ff;border:1px solid #d4eaff}
    .insight-box strong{color:#0865d2;font-size:17px}
    .insight-box p{color:#4a647d;margin:8px 0 0}
    .scene-list{display:grid;gap:13px}
    .scene-item{display:grid;grid-template-columns:52px 1fr;gap:15px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:16px;transition:.2s}
    .scene-item:hover{box-shadow:var(--shadow);border-color:#b8d9fd}
    .scene-item b{display:grid;place-items:center;width:45px;height:45px;border-radius:13px;background:#edf6ff;color:var(--blue);font-size:17px}
    .scene-item h3{margin:0 0 3px;font-size:17px}
    .scene-item p{margin:0;color:var(--muted);font-size:14px}
    .story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .story-card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:.25s}
    .story-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .story-card img{height:205px;width:100%}
    .story-card-body{padding:20px}
    .story-card h3{font-size:19px;line-height:1.45;margin:10px 0 8px}
    .story-card p{color:var(--muted);font-size:14px;margin:0}
    .story-meta{font-size:12px;color:#718399;font-weight:700}
    .data-strip{padding:0 0 86px}
    .data-box{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
    .data-item{padding:28px;border-right:1px solid var(--line)}
    .data-item:last-child{border-right:0}
    .data-item strong{display:block;font-size:34px;line-height:1.1;color:var(--blue)}
    .data-item span{font-size:14px;color:var(--muted)}
    .faq-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:66px;align-items:start}
    .faq-list{display:grid;gap:12px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:15px;padding:0 20px;transition:.2s}
    .faq-item:hover{border-color:#b8d9fd}
    .faq-item summary{list-style:none;cursor:pointer;font-weight:850;padding:18px 30px 18px 0;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:0;top:15px;color:var(--blue);font-size:23px;font-weight:400}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{padding:0 0 18px;margin:0;color:var(--muted);font-size:15px}
    .cta-section{padding:0 0 88px}
    .cta-box{position:relative;overflow:hidden;padding:48px 52px;border-radius:var(--radius);background:#1475eb url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff;box-shadow:var(--shadow-lg)}
    .cta-box:before{content:"";position:absolute;inset:0;background:rgba(9,59,132,.83)}
    .cta-box>*{position:relative;z-index:1}
    .cta-box h2{font-size:clamp(28px,3.5vw,42px);line-height:1.25;margin:0;max-width:650px}
    .cta-box p{margin:14px 0 25px;max-width:650px;color:#d9edff}
    .subscribe-row{display:flex;gap:10px;flex-wrap:wrap}
    .subscribe-row input{width:min(340px,100%);border:1px solid rgba(255,255,255,.38);border-radius:12px;padding:12px 15px;background:#fff;color:var(--ink);outline:0}
    .subscribe-row input:focus{box-shadow:0 0 0 4px rgba(53,211,232,.3)}
    .subscribe-row .btn-light{border:0}
    .site-footer{background:#061524;color:#b8c8d7;padding:60px 0 22px}
    .footer-top{display:grid;grid-template-columns:.9fr 1.4fr;gap:80px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer-brand p{font-size:14px;max-width:350px;color:#aabccc;margin-top:17px}
    .footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .footer-links h3{color:#fff;font-size:15px;margin:0 0 14px}
    .footer-links a{display:block;font-size:14px;margin:8px 0;color:#b8c8d7;transition:.2s}
    .footer-links a:hover{color:var(--cyan)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;align-items:center;padding-top:20px;font-size:12px;color:#91a7ba}
    .footer-bottom a:hover{color:#fff}
    @media(max-width:1024px){
      .nav-wrap{gap:12px}.nav-links a{padding:8px 7px;font-size:13px}.nav-cta{padding:9px 10px}
      .intro-grid,.split-grid{gap:35px}.footer-top{gap:40px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,1180px)}
      .nav-wrap{height:68px}.menu-btn{display:block}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:72px;margin:0;padding:12px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:16px;align-items:stretch}
      .nav-links.open{display:flex;flex-direction:column}.nav-links a{padding:10px 12px}.nav-cta{margin-top:4px}
      .hero{min-height:auto}.hero-inner{padding:62px 0 48px}.hero h1{letter-spacing:-2px}.hero-panel,.intro-grid,.game-grid,.split-grid,.faq-layout,.footer-top{grid-template-columns:1fr}
      .hero-panel{margin-top:35px}.game-side{grid-template-columns:1fr 1fr}.watch-grid{grid-template-columns:1fr}.story-grid{grid-template-columns:1fr 1fr}
      .image-frame img{height:360px}.faq-layout{gap:30px}.footer-links{margin-top:5px}.data-box{grid-template-columns:1fr 1fr}.data-item:nth-child(2){border-right:0}.data-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
    }
    @media(max-width:520px){
      section{padding:62px 0}.hero h1{font-size:39px}.hero-copy{font-size:15px}.hero-panel,.game-side,.story-grid{grid-template-columns:1fr}
      .hero-note,.schedule-box{padding:17px}.image-frame img{height:285px}.float-stat{right:10px;bottom:12px;padding:13px}
      .title-row{display:block;margin-bottom:26px}.title-row .text-link{display:inline-block;margin-top:12px}
      .data-box{grid-template-columns:1fr}.data-item{border-right:0;border-bottom:1px solid var(--line)}.data-item:last-child{border-bottom:0}
      .cta-box{padding:34px 25px}.footer-links{grid-template-columns:1fr 1fr}.footer-bottom{display:block;line-height:2}.footer-bottom>div+div{margin-top:7px}
    }

/* roulang page: category6 */
.topic-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,18,32,.05),rgba(4,18,32,.92))}
.topic-card img{transition:transform .35s ease}
.topic-card:hover img{transform:scale(1.06)}
.topic-card-content{position:absolute;z-index:1;inset:auto 20px 18px}
.topic-card-content h3{margin:0 0 5px;font-size:20px}
.topic-card-content p{margin:0;color:#d3e2ef;font-size:13px}
.dark-panel{background:var(--navy);color:#fff}
.dark-panel .section-title{color:#fff}
.dark-panel .section-desc{color:#c8d7e5}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#2b455c;border:1px solid #2b455c;border-radius:var(--radius);overflow:hidden}
.timeline-item{background:#102b43;padding:27px 23px;min-height:175px}
.timeline-item b{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--cyan);color:var(--navy);margin-bottom:19px}
.timeline-item h3{font-size:17px;margin:0 0 7px}
.timeline-item p{font-size:13px;color:#b9cddd;margin:0}
.data-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:34px}
.data-item{padding:22px;background:#fff;border:1px solid var(--line);border-radius:17px}
.data-item strong{display:block;color:var(--blue);font-size:31px;line-height:1.2}
.data-item span{font-size:13px;color:var(--muted)}
.story-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:22px;align-items:stretch}
.story-card{border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.story-card img{width:100%;height:285px}
.story-body{padding:25px}
.story-body h3{font-size:22px;line-height:1.4;margin:0 0 10px}
.story-body p{color:var(--muted);margin:0;font-size:14px}
.quote-box{height:100%;padding:34px;background:#eaf8fb;border-radius:var(--radius);border:1px solid #ccecf0}
.quote-box p{font-size:21px;line-height:1.65;color:#12364d;margin:0 0 22px;font-weight:700}
.quote-box span{font-size:14px;color:#557184}
.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 22px}
.faq-item summary{cursor:pointer;font-weight:800;list-style:none;padding-right:20px;position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"＋";position:absolute;right:0;color:var(--blue);font-size:20px;line-height:1}
.faq-item[open] summary:after{content:"－"}
.faq-item p{color:var(--muted);font-size:14px;margin:13px 0 0}
.cta-band{padding:48px 52px;background:linear-gradient(115deg,#0c4e9b,#087fa2);border-radius:var(--radius);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:25px;overflow:hidden;position:relative}
.cta-band:after{content:"";position:absolute;width:300px;height:300px;border:1px solid rgba(255,255,255,.22);border-radius:50%;right:-100px;top:-150px}
.cta-band h2{font-size:clamp(25px,3vw,38px);line-height:1.3;margin:0 0 8px;position:relative;z-index:1}
.cta-band p{margin:0;color:#d7f5fb;position:relative;z-index:1}
.site-footer{background:var(--navy);color:#c4d2df;padding:64px 0 24px}
.footer-top{display:flex;justify-content:space-between;gap:50px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand{max-width:330px}
.footer-brand .brand{color:#fff!important}
.footer-brand p{font-size:14px;line-height:1.9;color:#9fb2c4;margin:18px 0 0}
.footer-links{display:grid;grid-template-columns:repeat(3,145px);gap:38px}
.footer-links h3{color:#fff;font-size:15px;margin:0 0 15px}
.footer-links a{display:block;color:#9fb2c4;font-size:13px;margin:10px 0;transition:.2s}
.footer-links a:hover{color:var(--cyan)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#8297aa;font-size:12px}
.footer-bottom a{color:#b8d0e0}
.footer-bottom a:hover{color:#fff}
.page-banner{background:var(--navy) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff;position:relative;overflow:hidden}
.page-banner:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,20,35,.95),rgba(4,20,35,.55))}
.banner-inner{position:relative;padding:82px 0 78px;max-width:780px}
.banner-inner h1{font-size:clamp(38px,6vw,68px);line-height:1.12;letter-spacing:-2.5px;margin:17px 0}
.banner-inner p{color:#d4e2ee;font-size:17px;max-width:700px;margin:0}
.content-lead{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:center}
.content-lead img{height:370px;width:100%;border-radius:var(--radius);box-shadow:var(--shadow-lg)}
.lead-copy p{color:var(--muted);font-size:16px}
.panel-note{padding:16px 20px;background:#f0f7ff;border-left:4px solid var(--blue);border-radius:8px;color:#35516b;font-size:14px}
@media (max-width:1024px){
 .nav-links{gap:0}.nav-links a{padding:8px 7px;font-size:13px}
 .container{width:min(100% - 36px,1180px)}
 .hero-grid,.service-grid,.campaign-grid,.story-grid,.content-lead{grid-template-columns:1fr}
 .topic-grid{grid-template-columns:repeat(2,1fr)}
 .timeline{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
 section{padding:62px 0}.nav-wrap{height:68px}.menu-btn{display:block}
 .nav-links{display:none;position:absolute;top:68px;left:18px;right:18px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-lg);flex-direction:column;align-items:stretch}
 .nav-links.open{display:flex}.nav-links a{padding:11px 14px}
 .nav-cta{margin-top:5px;text-align:center}
 .hero{min-height:auto}.hero-inner{padding:70px 0 55px}.hero-grid{margin-top:38px}
 .hero-mini,.benefit-list,.faq-list{grid-template-columns:1fr}
 .app-grid{gap:28px}.image-frame img{height:320px}
 .title-row{display:block;margin-bottom:25px}.title-row .text-link{display:inline-block;margin-top:13px}
 .data-strip{grid-template-columns:repeat(2,1fr)}
 .about-grid{grid-template-columns:1fr;gap:25px}
 .footer-top,.footer-bottom{display:block}.footer-links{margin-top:35px;grid-template-columns:repeat(3,1fr);gap:15px}
 .cta-band{padding:34px 25px;display:block}.cta-band .btn-light{margin-top:22px}
}
@media (max-width:520px){
 .container{width:calc(100% - 30px)}.brand{font-size:19px}.brand-mark{width:30px;height:30px}
 .banner-inner{padding:60px 0}.banner-inner h1{font-size:42px}
 .topic-grid,.timeline,.data-strip{grid-template-columns:1fr}
 .service-main,.service-card,.number-card{padding:23px}
 .footer-links{grid-template-columns:1fr 1fr}.footer-bottom{font-size:11px;line-height:1.9}
 .hero-copy{font-size:15px}.section-title{letter-spacing:-1px}
}
:focus-visible{outline:3px solid rgba(53,211,232,.8);outline-offset:3px}

/* roulang page: category7 */
:root{--ink:#10243a;--navy:#071827;--blue:#1877f2;--cyan:#35d3e8;--gold:#f6bf54;--paper:#f6f8fb;--line:#dce4ec;--muted:#617185;--white:#fff;--radius:22px;--shadow:0 16px 42px rgba(15,37,61,.10);--shadow-lg:0 26px 65px rgba(4,24,45,.21)}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,228,236,.85)}
    .nav-wrap{height:78px;display:flex;align-items:center;gap:26px}
    .brand{display:flex;align-items:center;gap:11px;white-space:nowrap;font-weight:900;font-size:22px;letter-spacing:-.8px;color:var(--navy)}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(140deg,var(--blue),var(--cyan));position:relative;box-shadow:0 7px 16px rgba(24,119,242,.28)}
    .brand-mark:after{content:"L";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font:bold 20px Arial}
    .nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
    .nav-links a{padding:9px 11px;border-radius:10px;font-size:14px;color:#415166;transition:.2s}
    .nav-links a:hover,.nav-links a.active{background:#eaf3ff;color:#0960cb}
    .nav-cta,.btn-primary{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:var(--blue);color:#fff!important;border:1px solid var(--blue);padding:11px 17px;border-radius:12px;font-weight:700;transition:.22s;box-shadow:0 8px 18px rgba(24,119,242,.2)}
    .nav-cta:hover,.btn-primary:hover{transform:translateY(-2px);background:#0864d6;box-shadow:0 12px 25px rgba(24,119,242,.3)}
    .menu-btn{display:none;margin-left:auto;border:0;background:#eaf3ff;border-radius:10px;padding:8px 11px;color:var(--blue);font-size:20px}
    section{padding:84px 0}
    .section-kicker{font-size:13px;font-weight:900;color:#0872e7;letter-spacing:1.4px;margin:0 0 10px}
    .section-title{font-size:clamp(28px,3.5vw,42px);letter-spacing:-1.7px;line-height:1.25;margin:0;color:var(--navy);font-weight:900}
    .section-desc{max-width:760px;color:var(--muted);font-size:16px;margin:16px 0 0}
    .title-row{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:36px}
    .text-link{font-weight:800;color:var(--blue);white-space:nowrap}
    .text-link:hover{color:#065abd}
    .btn-outline{display:inline-flex;align-items:center;justify-content:center;padding:11px 17px;border-radius:12px;font-weight:800;transition:.22s;color:var(--blue);border:1px solid #afd2fc;background:#fff}
    .btn-outline:hover{transform:translateY(-2px);background:#eaf3ff;border-color:var(--blue)}
    .inner-hero{position:relative;overflow:hidden;min-height:365px;background:#071827 url('/assets/images/backpic/back-3.webp') center/cover no-repeat;color:#fff}
    .inner-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,16,30,.93),rgba(4,27,48,.83) 54%,rgba(4,27,48,.32))}
    .inner-hero:after{content:"";position:absolute;width:320px;height:320px;border-radius:50%;right:8%;top:26px;border:1px solid rgba(53,211,232,.4);box-shadow:0 0 0 38px rgba(53,211,232,.06),0 0 0 76px rgba(53,211,232,.04)}
    .inner-hero .container{position:relative;z-index:1;padding:62px 0 54px}
    .crumb{display:flex;gap:9px;align-items:center;color:#b6c9da;font-size:14px;margin-bottom:20px}
    .crumb a:hover{color:#fff}
    .hero-tag{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.28);padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.08);font-size:13px;font-weight:800}
    h1{max-width:760px;margin:13px 0 14px;font-size:clamp(38px,5vw,62px);line-height:1.12;letter-spacing:-3px;font-weight:900}
    .hero-copy{max-width:715px;color:#d4e1ee;font-size:17px;line-height:2;margin:0}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:27px}
    .btn-light{display:inline-flex;align-items:center;justify-content:center;padding:12px 19px;border-radius:12px;font-weight:800;background:#fff;color:#0d3155;transition:.22s}
    .btn-light:hover{transform:translateY(-2px);background:#dffaff}
    .intro-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:58px;align-items:center}
    .image-frame{position:relative}
    .image-frame img{width:100%;height:440px;border-radius:var(--radius);box-shadow:var(--shadow-lg)}
    .floating-note{position:absolute;right:-20px;bottom:26px;width:210px;padding:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px}
    .floating-note strong{display:block;color:var(--blue);font-size:26px;line-height:1.15}
    .floating-note span{font-size:13px;color:var(--muted)}
    .check-list{list-style:none;padding:0;margin:25px 0 0}
    .check-list li{position:relative;padding:12px 0 12px 34px;border-bottom:1px solid var(--line);color:#42546b}
    .check-list li:before{content:"✓";position:absolute;left:0;top:14px;width:21px;height:21px;display:grid;place-items:center;background:#dff9f5;color:#008c80;border-radius:50%;font-weight:900;font-size:12px}
    .topic-section{background:#fff;border-top:1px solid #edf1f5;border-bottom:1px solid #edf1f5}
    .topic-layout{display:grid;grid-template-columns:.74fr 1.26fr;gap:44px;align-items:start}
    .topic-lead{padding:31px;border-radius:var(--radius);background:var(--navy);color:#fff;position:sticky;top:105px;overflow:hidden}
    .topic-lead:after{content:"";position:absolute;width:210px;height:210px;border-radius:50%;background:var(--blue);right:-96px;bottom:-105px;opacity:.55}
    .topic-lead h2{position:relative;z-index:1;font-size:29px;line-height:1.3;margin:12px 0}
    .topic-lead p{position:relative;z-index:1;color:#c6d7e7;font-size:15px;margin:0}
    .topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .topic-card{min-height:208px;padding:24px;border:1px solid var(--line);border-radius:18px;background:#fff;transition:.24s;position:relative;overflow:hidden}
    .topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#afd2fc}
    .topic-card .icon{width:43px;height:43px;border-radius:13px;background:#eaf3ff;color:var(--blue);display:grid;place-items:center;font-size:20px;font-weight:900}
    .topic-card h3{font-size:19px;line-height:1.35;margin:17px 0 7px;color:var(--navy)}
    .topic-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
    .community-strip{background:linear-gradient(115deg,#0871e8,#12477f);color:#fff;overflow:hidden;position:relative}
    .community-strip:before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.12}
    .community-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
    .community-strip .section-title{color:#fff}
    .community-strip .section-desc{color:#d9efff}
    .stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .stat-card{padding:20px;border-radius:17px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);backdrop-filter:blur(8px)}
    .stat-card strong{font-size:32px;line-height:1.1;display:block;color:#fff}
    .stat-card span{font-size:13px;color:#d3e9fa}
    .story-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
    .story-main{min-height:420px;border-radius:var(--radius);overflow:hidden;position:relative;color:#fff}
    .story-main img{position:absolute;width:100%;height:100%;inset:0}
    .story-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,18,32,.93),rgba(4,18,32,.08) 75%)}
    .story-main-copy{position:absolute;z-index:1;left:31px;right:31px;bottom:29px}
    .story-main-copy h3{font-size:28px;line-height:1.32;margin:10px 0}
    .story-main-copy p{color:#d5e4f0;margin:0;font-size:15px}
    .story-side{display:grid;gap:22px}
    .story-small{background:#fff;border:1px solid var(--line);border-radius:20px;padding:23px;transition:.24s}
    .story-small:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .story-small .meta{font-size:13px;color:#0872e7;font-weight:800}
    .story-small h3{font-size:20px;line-height:1.4;margin:9px 0;color:var(--navy)}
    .story-small p{font-size:14px;color:var(--muted);margin:0}
    .steps-section{background:#eef5fc}
    .steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:38px}
    .step{position:relative;padding:25px 22px;background:#fff;border:1px solid #dce8f4;border-radius:18px}
    .step-num{display:grid;place-items:center;width:39px;height:39px;border-radius:50%;background:var(--navy);color:#fff;font-weight:900;margin-bottom:19px}
    .step h3{font-size:18px;margin:0 0 8px;line-height:1.35}
    .step p{font-size:14px;color:var(--muted);margin:0}
    .etiquette-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:52px;align-items:start}
    .quote-box{padding:34px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
    .quote-mark{font-size:65px;color:var(--cyan);line-height:.65;font-family:Georgia,serif}
    .quote-box p{font-size:21px;line-height:1.7;color:var(--navy);font-weight:800;margin:19px 0}
    .quote-box span{color:var(--muted);font-size:14px}
    .rule-list{display:grid;gap:12px}
    .rule-item{display:flex;align-items:flex-start;gap:15px;padding:16px 18px;border-bottom:1px solid var(--line)}
    .rule-item:last-child{border-bottom:0}
    .rule-icon{flex:0 0 34px;height:34px;display:grid;place-items:center;background:#eaf3ff;color:var(--blue);border-radius:10px;font-weight:900}
    .rule-item h3{font-size:17px;margin:0 0 3px}
    .rule-item p{font-size:14px;color:var(--muted);margin:0}
    .faq-wrap{max-width:900px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;margin:12px 0;overflow:hidden;transition:.2s}
    .faq-item:hover{border-color:#b9d8fc}
    .faq-q{width:100%;border:0;background:#fff;text-align:left;padding:19px 54px 19px 21px;color:var(--navy);font-size:17px;font-weight:800;position:relative}
    .faq-q:after{content:"+";position:absolute;right:21px;top:15px;color:var(--blue);font-size:25px;font-weight:400;transition:.2s}
    .faq-item.open .faq-q:after{transform:rotate(45deg)}
    .faq-a{max-height:0;overflow:hidden;padding:0 21px;color:var(--muted);font-size:15px;transition:max-height .3s ease,padding .3s ease}
    .faq-item.open .faq-a{max-height:210px;padding:0 21px 19px}
    .join-section{padding:0 0 88px}
    .join-box{position:relative;overflow:hidden;padding:52px 57px;border-radius:var(--radius);background:var(--navy);color:#fff}
    .join-box:before{content:"";position:absolute;width:410px;height:410px;border-radius:50%;right:-112px;top:-198px;background:var(--blue);opacity:.55}
    .join-box:after{content:"";position:absolute;width:230px;height:230px;border-radius:50%;right:155px;bottom:-170px;border:1px solid rgba(53,211,232,.4)}
    .join-content{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;gap:35px}
    .join-content h2{font-size:clamp(28px,3.4vw,40px);line-height:1.28;margin:0 0 11px}
    .join-content p{color:#c9d9e8;max-width:650px;margin:0}
    .join-form{min-width:330px;display:flex;gap:9px;padding:7px;background:#fff;border-radius:14px}
    .join-form input{width:100%;border:0;outline:0;padding:8px 10px;color:var(--ink);min-width:0}
    .join-form button{border:0;white-space:nowrap;padding:10px 15px;border-radius:10px;background:var(--blue);color:#fff;font-weight:800;transition:.2s}
    .join-form button:hover{background:#0864d6}
    .form-note{position:relative;z-index:1;font-size:13px;color:#9cb5ca;margin:13px 0 0}
    .site-footer{background:#071827;color:#b9c9d8;padding:65px 0 24px}
    .footer-top{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;padding-bottom:47px}
    .footer-brand p{max-width:355px;font-size:14px;line-height:1.85;margin:19px 0 0}
    .footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
    .footer-links h3{margin:0 0 13px;color:#fff;font-size:15px}
    .footer-links a{display:block;font-size:14px;margin:8px 0;color:#b9c9d8;transition:.2s}
    .footer-links a:hover{color:var(--cyan)}
    .footer-bottom{padding-top:23px;border-top:1px solid rgba(255,255,255,.13);display:flex;justify-content:space-between;gap:20px;font-size:13px;color:#8fa5b8}
    .footer-bottom a:hover{color:#fff}
    @media(max-width:1024px){
      .nav-wrap{gap:12px}.nav-links a{padding:8px 7px;font-size:13px}.nav-cta{padding:10px 12px}
      .intro-grid,.etiquette-grid{gap:35px}.topic-layout{gap:26px}.join-content{align-items:flex-start;flex-direction:column}.join-form{min-width:min(100%,440px)}
      .steps-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,1180px)}.site-header{position:relative}.nav-wrap{height:69px}.menu-btn{display:block}
      .nav-links{position:absolute;display:none;top:69px;left:0;right:0;padding:14px 16px 18px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);margin:0;align-items:stretch;flex-direction:column}
      .nav-links.show{display:flex}.nav-links a{padding:10px 12px}.nav-cta{margin-top:5px}.inner-hero{min-height:auto}.inner-hero .container{padding:45px 0}
      h1{font-size:42px;letter-spacing:-2px}.hero-copy{font-size:16px}.intro-grid,.community-grid,.story-grid,.etiquette-grid,.footer-top{grid-template-columns:1fr}
      .topic-layout{grid-template-columns:1fr}.topic-lead{position:relative;top:auto}.topic-grid{grid-template-columns:repeat(2,1fr)}
      .image-frame img{height:355px}.floating-note{right:15px;bottom:-16px}.story-main{min-height:365px}.footer-links{grid-template-columns:repeat(3,1fr);gap:12px}
      section{padding:65px 0}.join-section{padding-bottom:65px}.join-box{padding:38px 27px}.footer-bottom{flex-direction:column}
    }
    @media(max-width:520px){
      .section-title{font-size:29px}.title-row{display:block;margin-bottom:25px}.title-row .text-link{display:inline-block;margin-top:14px}
      h1{font-size:36px}.hero-actions,.join-form{flex-direction:column;align-items:stretch}.btn-light,.btn-outline{width:100%}
      .topic-grid,.stat-grid,.steps-grid{grid-template-columns:1fr}.topic-card{min-height:auto}.image-frame img{height:290px}.floating-note{position:relative;right:auto;bottom:auto;width:calc(100% - 28px);margin:-28px auto 0}
      .story-main-copy{left:21px;right:21px;bottom:22px}.story-main-copy h3{font-size:23px}.footer-links{grid-template-columns:1fr 1fr}.footer-bottom{font-size:12px}
    }