/* roulang page: index */
:root{
--ink:#17181c;--muted:#72747d;--paper:#f7f6f3;--white:#fff;--dark:#15171d;
--rose:#d45c70;--rose-dark:#ac3d54;--gold:#c99a58;--line:#e7e2dd;
--radius:18px;--shadow:0 18px 50px rgba(29,22,25,.09);--wrap:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;object-fit:cover}
button,input{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(var(--wrap),calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,246,243,.9);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,226,221,.8)}
.navbar{height:78px;display:flex;align-items:center;gap:34px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;white-space:nowrap}
.brand-mark{width:38px;height:38px;border-radius:11px;background:var(--dark);color:#fff;display:grid;place-items:center;font-size:17px;box-shadow:0 8px 18px rgba(21,23,29,.18)}
.brand-name{font-size:15px;letter-spacing:.3px}
.nav-links{display:flex;gap:24px;margin-left:auto;align-items:center}
.nav-links a{font-size:14px;color:#66636a;transition:.25s}
.nav-links a:hover,.nav-links a.active{color:var(--rose-dark)}
.nav-action{padding:10px 17px;border-radius:999px;background:var(--dark);color:#fff!important}
.menu-toggle{display:none;background:none;font-size:24px;color:var(--dark)}
.hero{position:relative;min-height:650px;display:flex;align-items:center;overflow:hidden;background:#201c20;color:#fff}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(19,17,20,.93) 0%,rgba(25,20,24,.72) 46%,rgba(25,20,24,.25) 100%),url("https://images.unsplash.com/photo-1515886657613-9f3515b0c78f?auto=format&fit=crop&w=1800&q=88") center/cover}
.hero-inner{position:relative;width:min(var(--wrap),calc(100% - 48px));margin:auto;padding:92px 0}
.eyebrow{display:inline-flex;gap:8px;align-items:center;color:#f2c99e;font-size:12px;letter-spacing:2px;text-transform:uppercase;margin-bottom:20px}
.eyebrow:before{content:"";width:26px;height:1px;background:var(--gold)}
.hero h1{font-size:clamp(38px,5vw,68px);line-height:1.14;max-width:740px;letter-spacing:0}
.hero h1 em{font-style:normal;color:#f0b7ad}
.hero-lead{font-size:17px;color:#eee1df;max-width:680px;margin:24px 0 32px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:10px;font-weight:700;font-size:14px;transition:.25s}
.btn-primary{background:var(--rose);color:#fff;box-shadow:0 10px 24px rgba(212,92,112,.25)}
.btn-primary:hover{background:#e26d80;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--dark)}
.btn-light:hover{background:#f6e9e6;transform:translateY(-2px)}
.btn-outline{border:1px solid var(--line);background:transparent;color:var(--ink)}
.btn:focus,a:focus,input:focus{outline:3px solid rgba(212,92,112,.3);outline-offset:3px}
.section{padding:92px 0}
.section-dark{background:var(--dark);color:#fff}
.section-soft{background:#efebe7}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:34px}
.section-kicker{color:var(--rose-dark);font-size:12px;letter-spacing:2px;font-weight:800;margin-bottom:8px}
.section-dark .section-kicker{color:#e7b17f}
.section h2{font-size:clamp(26px,3vw,40px);line-height:1.25}
.section-intro{max-width:650px;color:var(--muted);font-size:15px}
.section-dark .section-intro{color:#bdb9bd}
.grid{display:grid;gap:20px}
.feature-grid{grid-template-columns:repeat(4,1fr)}
.feature{padding:25px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);transition:.25s}
.feature:hover,.media-card:hover,.news-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.icon{width:42px;height:42px;border-radius:12px;background:#f7e5e1;color:var(--rose-dark);display:grid;place-items:center;font-size:20px;margin-bottom:17px}
.feature h3{font-size:17px;margin-bottom:8px}
.feature p{font-size:13px;color:var(--muted)}
.check-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:60px;align-items:center}
.check-list{border-top:1px solid var(--line)}
.check-row{display:flex;gap:18px;padding:19px 0;border-bottom:1px solid var(--line)}
.check-no{color:var(--rose-dark);font-weight:800;font-size:13px}
.check-row h3{font-size:16px;margin-bottom:3px}.check-row p{font-size:13px;color:var(--muted)}
.badges{display:flex;gap:14px;flex-wrap:wrap}
.badge-box{min-width:170px;padding:20px;border:1px solid #3a3b43;background:#202229;border-radius:14px}
.badge-box strong{display:block;font-size:22px;color:#edc08e;margin-bottom:5px}.badge-box span{font-size:12px;color:#aaa}
.boundary{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.boundary article{padding:28px;border-radius:var(--radius);background:#fff;border-left:4px solid var(--rose)}
.boundary article:last-child{border-left-color:var(--gold)}
.boundary h3{margin-bottom:8px}.boundary p{font-size:14px;color:var(--muted)}
.media-grid{grid-template-columns:repeat(4,1fr)}
.media-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s}
.media-image{height:220px;position:relative}
.media-image img{height:100%}.media-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.45),transparent 50%)}
.tag{position:absolute;z-index:1;top:13px;left:13px;background:rgba(255,255,255,.92);color:var(--rose-dark);font-size:11px;font-weight:800;padding:4px 8px;border-radius:5px}
.media-meta{padding:17px}.media-meta h3{font-size:16px;margin-bottom:8px}.meta-line{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.score{color:var(--gold);font-weight:800}
.matrix{grid-template-columns:repeat(3,1fr)}
.matrix-card{min-height:170px;padding:26px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);position:relative;overflow:hidden}
.matrix-card:after{content:"";position:absolute;width:90px;height:90px;border:1px solid #efd7d1;border-radius:50%;right:-25px;bottom:-25px}
.matrix-card h3{font-size:20px;margin-bottom:8px}.matrix-card p{font-size:13px;color:var(--muted);max-width:280px}
.rank-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:35px}
.rank-list{border:1px solid #333640;border-radius:var(--radius);overflow:hidden}
.rank-item{display:grid;grid-template-columns:45px 1fr 80px 54px;align-items:center;gap:12px;padding:15px 20px;border-bottom:1px solid #30323a}
.rank-item:last-child{border:0}.rank-no{font-size:22px;color:#e7b17f;font-weight:800}.rank-item h3{font-size:14px}.rank-item span{font-size:12px;color:#aaa}.rank-score{color:#f0c080!important;font-weight:800}
.milestone{padding:30px;background:#fff;border-radius:var(--radius);border:1px solid var(--line)}
.timeline{display:flex;gap:0;margin-top:26px}.time-step{flex:1;border-top:2px solid #e5c3ba;padding:18px 18px 0 0;position:relative}.time-step:before{content:"";width:12px;height:12px;background:var(--rose);border:3px solid #f8e9e5;border-radius:50%;position:absolute;top:-7px}.time-step strong{display:block;color:var(--rose-dark);font-size:13px;margin-bottom:7px}.time-step p{font-size:13px;color:var(--muted)}
.news-grid{grid-template-columns:repeat(3,1fr)}.news-item{display:grid;grid-template-columns:115px 1fr;gap:16px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:14px;transition:.25s}.news-item img{height:90px;border-radius:9px}.news-item h3{font-size:15px;line-height:1.45;margin:4px 0}.news-item time{font-size:11px;color:var(--rose-dark)}
.trust{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.quote{font-size:25px;line-height:1.55;font-weight:700}.quote span{color:var(--rose)}.trust-points{display:grid;gap:13px}.trust-points div{padding:16px 20px;background:#fff;border:1px solid var(--line);border-radius:12px;font-size:14px}
.faq-list{max-width:850px}.faq{border-bottom:1px solid var(--line)}.faq button{width:100%;padding:20px 0;text-align:left;background:none;display:flex;justify-content:space-between;font-weight:800;color:var(--ink)}.faq button span{color:var(--rose);font-size:22px}.answer{display:none;padding:0 35px 20px 0;color:var(--muted);font-size:14px}.faq.open .answer{display:block}
.final-cta{background:#ead8d2;padding:60px 0}.cta-row{display:flex;align-items:center;justify-content:space-between;gap:25px}.cta-row h2{font-size:32px;line-height:1.25}.cta-row p{color:#6e5e5d;margin-top:8px}
.site-footer{background:#15171d;color:#aaa;padding:55px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:35px;padding-bottom:40px}.footer-brand{color:#fff;font-weight:800;font-size:17px;margin-bottom:13px}.footer-col h3{color:#fff;font-size:14px;margin-bottom:14px}.footer-col a,.footer-col p{display:block;font-size:13px;color:#999;margin:7px 0}.footer-col a:hover{color:#f0b7ad}.copyright{border-top:1px solid #30323a;padding-top:18px;font-size:12px;color:#777}
@media(max-width:1024px){.media-grid{grid-template-columns:repeat(3,1fr)}.feature-grid{grid-template-columns:repeat(2,1fr)}.hero{min-height:590px}.footer-grid{grid-template-columns:1.4fr repeat(2,1fr)}}
@media(max-width:768px){.container,.hero-inner{width:min(100% - 34px,600px)}.navbar{height:68px}.menu-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:15px 22px 22px;flex-direction:column;align-items:stretch;gap:0;border-bottom:1px solid var(--line);box-shadow:0 15px 25px rgba(0,0,0,.06)}.nav-links.open{display:flex}.nav-links a{padding:11px 0}.nav-action{text-align:center}.hero h1{font-size:42px}.section{padding:68px 0}.section-head{display:block}.section-intro{margin-top:12px}.check-layout,.rank-layout,.trust{grid-template-columns:1fr;gap:30px}.matrix,.news-grid{grid-template-columns:1fr 1fr}.media-grid{grid-template-columns:repeat(2,1fr)}.media-image{height:190px}.footer-grid{grid-template-columns:1fr 1fr}.cta-row{display:block}.cta-row .btn{margin-top:20px}}
@media(max-width:520px){.brand-name{font-size:13px;max-width:205px;white-space:normal;line-height:1.2}.hero{min-height:620px}.hero h1{font-size:36px}.hero-lead{font-size:15px}.feature-grid,.media-grid,.matrix,.news-grid,.boundary{grid-template-columns:1fr}.media-image{height:230px}.timeline{display:block}.time-step{padding:18px 0 18px 22px;border-top:0;border-left:2px solid #e5c3ba}.time-step:before{left:-7px;top:21px}.rank-item{grid-template-columns:34px 1fr 44px}.rank-item span:not(.rank-score){display:none}.footer-grid{grid-template-columns:1fr}.section h2{font-size:29px}}

/* roulang page: category1 */
:root{
--ink:#17181c;--muted:#72747d;--paper:#f7f6f3;--white:#fff;--dark:#15171d;
--rose:#d45c70;--rose-dark:#ac3d54;--gold:#c99a58;--line:#e7e2dd;
--radius:18px;--shadow:0 18px 50px rgba(29,22,25,.09);--wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;object-fit:cover}
button,input{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(var(--wrap),calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,246,243,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,226,221,.8)}
.navbar{height:78px;display:flex;align-items:center;gap:34px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;white-space:nowrap}
.brand-mark{width:38px;height:38px;border-radius:11px;background:var(--dark);color:#fff;display:grid;place-items:center;font-size:17px;box-shadow:0 8px 18px rgba(21,23,29,.18)}
.brand-name{font-size:15px;letter-spacing:.3px}
.nav-links{display:flex;gap:24px;margin-left:auto;align-items:center}
.nav-links a{font-size:14px;color:#66636a;transition:.25s}
.nav-links a:hover,.nav-links a.active{color:var(--rose-dark)}
.nav-action{padding:10px 17px;border-radius:999px;background:var(--dark);color:#fff!important}
.menu-toggle{display:none;background:none;font-size:24px;color:var(--dark)}
.hero{background:var(--dark);color:#fff;padding:88px 0 76px;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;width:410px;height:410px;border:1px solid rgba(212,92,112,.28);border-radius:50%;right:-130px;top:-150px;box-shadow:0 0 0 40px rgba(201,154,88,.04),0 0 0 90px rgba(212,92,112,.03)}
.hero-inner{position:relative;z-index:1}
.eyebrow{display:flex;align-items:center;gap:10px;color:#edc08e;font-size:12px;letter-spacing:2px;margin-bottom:18px}
.eyebrow:before{content:"";width:27px;height:1px;background:var(--gold)}
.hero h1{font-size:clamp(36px,5vw,62px);line-height:1.15;max-width:720px;margin:0;letter-spacing:0}
.hero h1 em{font-style:normal;color:#f0b7ad}
.hero-lead{font-size:17px;color:#ded7d8;max-width:680px;margin:22px 0 28px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:10px;font-weight:700;font-size:14px;transition:.25s}
.btn-primary{background:var(--rose);color:#fff;box-shadow:0 10px 24px rgba(212,92,112,.25)}
.btn-primary:hover{background:#e26d80;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--dark)}
.btn-light:hover{background:#f6e9e6;transform:translateY(-2px)}
.btn-outline{border:1px solid var(--line);background:transparent;color:var(--ink)}
.btn:focus,a:focus,input:focus{outline:3px solid rgba(212,92,112,.3);outline-offset:3px}
.status-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#3a3a42;border:1px solid #3a3a42;margin-top:54px}
.status-cell{padding:18px 20px;background:#202127}
.status-cell strong{display:block;font-size:25px;color:#edc08e;line-height:1.2}
.status-cell span{font-size:12px;color:#aaa}
.section{padding:88px 0}
.section-dark{background:var(--dark);color:#fff}
.section-soft{background:#efebe7}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:34px}
.section-kicker{color:var(--rose-dark);font-size:12px;letter-spacing:2px;font-weight:800;margin-bottom:8px}
.section-dark .section-kicker{color:#e7b17f}
.section h2{font-size:clamp(26px,3vw,40px);line-height:1.25;margin:0}
.section-intro{max-width:650px;color:var(--muted);font-size:15px;margin:10px 0 0}
.section-dark .section-intro{color:#bdb9bd}
.grid{display:grid;gap:20px}
.category-grid{grid-template-columns:repeat(3,1fr)}
.category-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;min-height:218px;position:relative;overflow:hidden;transition:.25s}
.category-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.category-card:after{content:"";position:absolute;width:100px;height:100px;border:1px solid #efd7d1;border-radius:50%;right:-32px;bottom:-30px}
.category-no{color:var(--rose);font-weight:800;font-size:13px;letter-spacing:1px}
.category-card h3{font-size:21px;margin:25px 0 8px}
.category-card p{font-size:13px;color:var(--muted);max-width:300px;margin:0}
.compare{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start}
.compare-list{border-top:1px solid var(--line)}
.compare-row{display:grid;grid-template-columns:145px 1fr 80px;gap:15px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
.compare-row strong{font-size:14px}
.compare-row p{font-size:13px;color:var(--muted);margin:0}
.score{color:var(--rose-dark);font-size:20px;font-weight:800;text-align:right}
.quote-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.quote-panel mark{background:#f4ddd8;color:var(--rose-dark);padding:2px 7px;border-radius:5px}
.quote-panel p{font-size:20px;line-height:1.6;margin:0 0 22px}
.quote-panel small{color:var(--muted)}
.milestones{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #3b3c44}
.milestone{padding:25px 22px 8px;border-right:1px solid #3b3c44;position:relative}
.milestone:last-child{border:0}
.milestone:before{content:"";width:9px;height:9px;background:var(--rose);border-radius:50%;position:absolute;top:-5px;left:22px;box-shadow:0 0 0 5px rgba(212,92,112,.13)}
.milestone strong{display:block;color:#edc08e;font-size:14px;margin-bottom:14px}
.milestone h3{font-size:17px;margin:0 0 7px}
.milestone p{font-size:13px;color:#aaa;margin:0}
.selection-grid{grid-template-columns:repeat(2,1fr)}
.selection-item{display:grid;grid-template-columns:180px 1fr;gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px;transition:.25s}
.selection-item:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.selection-item img{height:170px;border-radius:12px}
.selection-item h3{font-size:18px;margin:22px 0 7px}
.selection-item p{font-size:13px;color:var(--muted);margin:0 0 14px}
.tag{display:inline-block;background:#f4e2df;color:var(--rose-dark);font-size:11px;font-weight:800;padding:4px 8px;border-radius:5px}
.meta-line{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}
.news-grid{grid-template-columns:repeat(3,1fr)}
.news-item{display:grid;grid-template-columns:105px 1fr;gap:15px;padding:13px;background:#fff;border:1px solid var(--line);border-radius:14px;transition:.25s}
.news-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.news-item img{height:88px;border-radius:9px}
.news-item h3{font-size:14px;line-height:1.45;margin:4px 0}
.news-item time{font-size:11px;color:var(--rose-dark)}
.protection{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.protection-box{padding:28px;background:#202127;border:1px solid #393a42;border-radius:var(--radius)}
.protection-box h3{font-size:19px;margin:0 0 9px;color:#edc08e}
.protection-box p{font-size:13px;color:#bdb9bd;margin:0}
.faq-list{max-width:850px}
.faq{border-bottom:1px solid var(--line)}
.faq button{width:100%;padding:20px 0;text-align:left;background:none;display:flex;justify-content:space-between;font-weight:800;color:var(--ink)}
.faq button span{color:var(--rose);font-size:22px}
.faq .answer{display:none;color:var(--muted);font-size:14px;padding:0 40px 20px 0}
.faq.open .answer{display:block}
.final-cta{background:#ead8d2;padding:62px 0}
.cta-row{display:flex;align-items:center;justify-content:space-between;gap:25px}
.cta-row h2{font-size:clamp(25px,3vw,38px);margin:0 0 8px}
.cta-row p{color:#6f5d5d;margin:0;max-width:650px}
.site-footer{background:#15171d;color:#fff;padding:62px 0 25px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:35px}
.footer-brand{font-size:19px;font-weight:800;margin-bottom:12px}
.site-footer p{font-size:13px;color:#aaa;margin:5px 0}
.footer-col{display:flex;flex-direction:column;gap:7px}
.footer-col h3{font-size:14px;color:#edc08e;margin:0 0 7px}
.footer-col a{font-size:13px;color:#aaa;transition:.2s}
.footer-col a:hover{color:#fff}
.copyright{border-top:1px solid #30323a;margin-top:42px;padding-top:20px;color:#777;font-size:12px}
@media(max-width:1024px){
.navbar{gap:18px}.nav-links{gap:14px}
.category-grid{grid-template-columns:repeat(2,1fr)}
.compare{gap:25px}.selection-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
.container{width:min(var(--wrap),calc(100% - 34px))}
.navbar{height:68px}.brand-name{font-size:13px}.menu-toggle{display:block;margin-left:auto}
.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:18px 20px;flex-direction:column;align-items:stretch;gap:0;border-bottom:1px solid var(--line);box-shadow:0 15px 30px rgba(0,0,0,.08)}
.nav-links.open{display:flex}.nav-links a{padding:12px 0}.nav-action{text-align:center;margin-top:6px}
.hero{padding:66px 0 52px}.hero-lead{font-size:15px}.status-strip{grid-template-columns:repeat(2,1fr);margin-top:38px}
.section{padding:65px 0}.section-head{display:block;margin-bottom:25px}
.category-grid,.news-grid,.protection{grid-template-columns:1fr}
.compare{grid-template-columns:1fr}.milestones{grid-template-columns:repeat(2,1fr)}
.milestone{border-bottom:1px solid #3b3c44}.milestone:nth-child(2){border-right:0}
.footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
.cta-row{display:block}.cta-row .btn{margin-top:22px}
}
@media(max-width:520px){
.hero h1{font-size:37px}.status-cell{padding:14px}.status-cell strong{font-size:21px}
.category-grid,.selection-grid{grid-template-columns:1fr}.selection-item{grid-template-columns:115px 1fr;gap:13px}.selection-item img{height:145px}.selection-item h3{font-size:16px;margin:10px 0 5px}
.compare-row{grid-template-columns:100px 1fr 48px;gap:9px}.compare-row p{font-size:12px}.score{font-size:17px}
.milestones{grid-template-columns:1fr}.milestone{border-right:0}.footer-grid{grid-template-columns:1fr}.copyright{line-height:1.8}
}