/* roulang page: index */
:root{--ink:#171a2b;--muted:#73788b;--paper:#f7f8fc;--card:#fff;--line:#e6e8f0;--violet:#6c4df6;--pink:#ed477f;--cyan:#21b9c8;--dark:#18182d;--radius:20px;--shadow:0 18px 50px rgba(30,34,70,.09)}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none;transition:.25s}img{max-width:100%;display:block}button,input{font:inherit}.container{max-width:1180px;margin:auto;padding:0 24px}
    .notice{background:var(--dark);color:#dfe1f2;font-size:13px;text-align:center;padding:8px}.notice b{color:#f3c65e;margin-right:8px}.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.nav-wrap{height:76px;display:flex;align-items:center;gap:32px}.logo{font-size:20px;font-weight:800;letter-spacing:-1px;white-space:nowrap}.logo i{font-style:normal;color:var(--violet)}.nav-links{display:flex;gap:24px;align-items:center;margin-left:auto}.nav-links a{font-size:14px;color:#666b7e}.nav-links a:hover,.nav-links a.active{color:var(--violet);font-weight:700}.nav-search{border:1px solid var(--line);border-radius:30px;padding:9px 14px;color:var(--muted);font-size:13px;background:#fafaff}.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:12px;padding:12px 20px;background:var(--violet);color:#fff;font-weight:700;box-shadow:0 10px 24px rgba(108,77,246,.22);transition:.25s}.nav-cta:hover,.btn:hover{transform:translateY(-2px);color:#fff;background:#5437df}.btn.alt{background:#fff;color:var(--violet);border:1px solid #dcd8ff;box-shadow:none}.hero{min-height:620px;padding:90px 0 86px;background:linear-gradient(90deg,rgba(20,20,45,.88),rgba(29,25,63,.5)),url('/assets/images/10e95f4706b5b4d4') center/cover;color:#fff}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}.eyebrow{display:inline-flex;border:1px solid rgba(255,255,255,.28);border-radius:30px;padding:5px 13px;color:#f2c96b;font-size:13px}.hero h1{font-size:clamp(38px,5vw,68px);line-height:1.12;margin:20px 0}.hero p{font-size:17px;color:#e0e1ef;max-width:650px}.hero-actions{display:flex;gap:12px;margin-top:30px}.hero .btn.alt{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}.search-panel{background:#fff;color:var(--ink);padding:28px;border-radius:24px;box-shadow:0 25px 70px rgba(0,0,0,.24)}.search-panel h3{margin:0 0 6px;font-size:21px}.search-box{display:flex;border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:20px 0}.search-box input{border:0;outline:0;padding:13px;min-width:0;flex:1}.search-box button{border:0;background:var(--pink);color:#fff;padding:0 18px;font-weight:700}.quick{display:flex;flex-wrap:wrap;gap:8px}.quick span,.tag{font-size:12px;background:#f0efff;color:var(--violet);padding:5px 10px;border-radius:20px}
    section{padding:82px 0}.section-head{max-width:700px;margin-bottom:32px}.section-head h2{font-size:32px;line-height:1.25;margin:0 0 12px}.section-head p{color:var(--muted);margin:0}.soft{background:#fff}.matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.tile,.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.25s}.tile:hover,.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d9d1ff}.tile strong{font-size:19px;display:block;margin:13px 0 5px}.tile p,.card p{color:var(--muted);font-size:14px;margin:0}.icon{width:42px;height:42px;border-radius:13px;background:#f0edff;color:var(--violet);display:grid;place-items:center;font-weight:800}.feature-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}.feature-img{min-height:330px;border-radius:var(--radius);background:url('/assets/images/63bde6e43036dcfd.webp') center/cover}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card img{width:100%;height:165px;object-fit:cover;border-radius:14px;margin:-2px 0 18px}.card h3{font-size:19px;margin:0 0 8px}.label{font-size:12px;color:var(--pink);font-weight:700}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}.stat{background:#fff;padding:26px;text-align:center}.stat strong{font-size:34px;color:var(--violet);display:block}.stat span{font-size:13px;color:var(--muted)}.rank-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.rank{display:flex;align-items:center;gap:15px;background:#fff;border:1px solid var(--line);padding:17px;border-radius:15px}.rank em{font-style:normal;color:var(--pink);font-size:22px;font-weight:800}.rank b{display:block}.rank small{color:var(--muted)}.dark-section{background:var(--dark);color:#fff}.dark-section .section-head p{color:#b9bdd1}.resource{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.resource .tile{background:#23233d;border-color:#3b3b5d}.resource .tile p{color:#b9bdd1}.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.step{border-left:3px solid var(--pink);padding:5px 0 5px 20px}.step b{color:var(--pink);font-size:13px}.step h3{margin:7px 0}.step p{color:var(--muted);font-size:14px}.quote{background:linear-gradient(135deg,#f0edff,#fff);border-radius:24px;padding:38px;display:flex;justify-content:space-between;gap:30px;align-items:center}.quote p{font-size:20px;max-width:760px;margin:0}.faq{border-top:1px solid var(--line)}.faq details{padding:19px 0;border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:700}.faq p{color:var(--muted);font-size:14px;margin:12px 0 0}.footer{background:#111225;color:#c5c7d8;padding:55px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}.footer h3,.footer h4{color:#fff;margin-top:0}.footer p,.footer a{font-size:13px;color:#a3a6bc}.footer a:hover{color:#fff}.copyright{border-top:1px solid #292a42;margin-top:38px;padding-top:18px;font-size:12px;color:#777b96}
    :focus-visible{outline:3px solid #f1bd58;outline-offset:3px}@media(max-width:900px){.hero-grid,.feature-grid{grid-template-columns:1fr}.matrix{grid-template-columns:repeat(2,1fr)}.nav-links{gap:12px}.nav-search{display:none}}@media(max-width:600px){.container{padding:0 17px}.nav-wrap{height:65px;gap:12px}.logo{font-size:16px}.nav-links a:nth-child(2){display:none}.nav-cta{padding:8px 11px;font-size:12px}.hero{padding:60px 0}.hero h1{font-size:40px}.hero p{font-size:15px}.hero-actions{flex-wrap:wrap}.section-head h2{font-size:27px}.matrix,.card-grid,.resource,.timeline,.rank-list{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}section{padding:58px 0}.quote{display:block;padding:27px}.quote .btn{margin-top:20px}.footer-grid{grid-template-columns:1fr;gap:20px}}

/* roulang page: category1 */
:root{--ink:#171a2b;--muted:#73788b;--paper:#f7f8fc;--card:#fff;--line:#e6e8f0;--violet:#6c4df6;--pink:#ed477f;--cyan:#21b9c8;--dark:#18182d;--radius:20px;--shadow:0 18px 50px rgba(30,34,70,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none;transition:.25s}img{display:block;max-width:100%}button,input{font:inherit}.container{max-width:1180px;margin:auto;padding:0 24px}
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.nav-wrap{height:76px;display:flex;align-items:center;gap:32px}.logo{font-size:20px;font-weight:800;letter-spacing:-1px;white-space:nowrap}.logo i{font-style:normal;color:var(--violet)}.nav-links{display:flex;gap:24px;align-items:center;margin-left:auto}.nav-links a{font-size:14px;color:#666b7e}.nav-links a:hover,.nav-links a.active{color:var(--violet);font-weight:700}.nav-search{border:1px solid var(--line);border-radius:30px;padding:9px 14px;color:var(--muted);font-size:13px;background:#fafaff}.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:12px;padding:12px 20px;background:var(--violet);color:#fff;font-weight:700;box-shadow:0 10px 24px rgba(108,77,246,.22);transition:.25s}.nav-cta:hover,.btn:hover{transform:translateY(-2px);color:#fff;background:#5437df}.btn.alt{background:#fff;color:var(--violet);border:1px solid #dcd8ff;box-shadow:none}
.hero{padding:82px 0;background:linear-gradient(90deg,rgba(20,20,45,.9),rgba(29,25,63,.48)),url('/assets/images/f29f8e78c004862a.webp') center/cover;color:#fff}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}.eyebrow,.tag{display:inline-flex;border-radius:30px;padding:5px 13px;font-size:13px}.eyebrow{border:1px solid rgba(255,255,255,.3);color:#f2c96b}.hero h1{font-size:clamp(38px,5vw,62px);line-height:1.15;margin:18px 0}.hero p{color:#e0e1ef;font-size:17px;max-width:650px}.hero-actions{display:flex;gap:12px;margin-top:28px}.hero .btn.alt{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}.hero-panel{background:#fff;color:var(--ink);padding:27px;border-radius:24px;box-shadow:0 25px 70px rgba(0,0,0,.25)}.hero-panel h3{margin:0 0 16px}.match{display:flex;justify-content:space-between;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.match:last-child{border:0}.match strong{font-size:15px}.score{font-weight:800;color:var(--violet);font-size:20px}
section{padding:76px 0}.section-head{max-width:710px;margin-bottom:30px}.section-head h2{font-size:32px;line-height:1.25;margin:0 0 10px}.section-head p{color:var(--muted);margin:0}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:23px;transition:.25s}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d9d1ff}.card img{width:100%;height:165px;object-fit:cover;border-radius:14px;margin:-2px 0 18px}.card h3{font-size:19px;margin:0 0 8px}.card p{color:var(--muted);font-size:14px;margin:0}.tag{background:#f0efff;color:var(--violet);margin-bottom:12px}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:stretch}.feature-img{min-height:350px;border-radius:var(--radius);background:url('/assets/images/66a51e1b14510185.webp') center/cover}.list-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}.list-item{display:flex;gap:18px;padding:17px 0;border-bottom:1px solid var(--line)}.list-item:last-child{border:0}.list-num{color:var(--pink);font-size:24px;font-weight:800}.list-item h3{font-size:17px;margin:0 0 4px}.list-item p{color:var(--muted);margin:0;font-size:14px}.dark-section{background:var(--dark);color:#fff}.dark-section .section-head p{color:#b9bdd1}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat{padding:25px;border:1px solid rgba(255,255,255,.13);border-radius:18px;background:rgba(255,255,255,.06)}.stat strong{display:block;font-size:30px;color:#f2c96b}.stat span{color:#b9bdd1;font-size:13px}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step{background:#fff;border-top:4px solid var(--violet);padding:22px;border-radius:16px;box-shadow:0 10px 30px rgba(30,34,70,.06)}.step b{color:var(--pink);font-size:13px}.step h3{font-size:18px;margin:9px 0}.step p{font-size:14px;color:var(--muted);margin:0}.quote{background:linear-gradient(100deg,#eeeaff,#fff);border-radius:22px;padding:35px;display:flex;justify-content:space-between;align-items:center;gap:25px}.quote h2{margin:0 0 8px}.quote p{color:var(--muted);margin:0}
.footer{background:#111225;color:#c5c7d8;padding:55px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}.footer h3,.footer h4{color:#fff;margin-top:0}.footer p,.footer a{font-size:13px;color:#a3a6bc}.footer a:hover{color:#fff}.copyright{border-top:1px solid #292a42;margin-top:38px;padding-top:18px;font-size:12px;color:#777b96}
@media(max-width:900px){.hero-grid,.split{grid-template-columns:1fr}.timeline{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.container{padding:0 17px}.nav-wrap{height:65px;gap:12px}.logo{font-size:16px}.nav-links{gap:10px}.nav-links a:nth-child(2),.nav-search{display:none}.nav-cta{padding:8px 11px;font-size:12px}.hero{padding:60px 0}.hero h1{font-size:40px}.hero-actions{flex-wrap:wrap}.section-head h2{font-size:27px}.card-grid,.stats,.timeline{grid-template-columns:1fr}.quote{display:block}.quote .btn{margin-top:20px}section{padding:58px 0}.footer-grid{grid-template-columns:1fr;gap:20px}}