/* roulang page: index */
:root{--ink:#211d25;--muted:#756b76;--paper:#f7f2f5;--white:#fff;--plum:#241927;--plum2:#38283b;--coral:#f25f5c;--coral-dark:#d84849;--apricot:#f4a261;--bluegray:#6c8e9b;--line:#e7dde3;--soft:#f1e8ed;--radius:12px;--shadow:0 10px 28px rgba(45,25,39,.08);--max:1220px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.75}a{color:inherit;text-decoration:none}img{display:block;width:100%;height:auto}button{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--apricot);outline-offset:3px}.container{width:min(var(--max),calc(100% - 48px));margin-inline:auto}.skip-link{position:absolute;top:-60px;left:16px;z-index:100;background:#fff;padding:10px 16px}.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:30;background:rgba(247,242,245,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px);transition:box-shadow .2s}.site-header.scrolled{box-shadow:0 5px 18px rgba(45,25,39,.08)}.nav-wrap{height:76px;display:flex;align-items:center;gap:32px}.brand{display:flex;align-items:center;gap:11px;min-width:250px;font-weight:800;font-size:16px}.brand-mark{width:42px;height:42px;border-radius:10px;background:var(--coral);color:white;display:grid;place-items:center;font-size:17px;letter-spacing:0}.nav-links{display:flex;align-items:center;gap:24px;margin-left:auto}.nav-links a{font-size:13px;color:#514650;transition:color .2s}.nav-links a:hover,.nav-links a.active{color:var(--coral-dark)}.nav-cta{white-space:nowrap}.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink);cursor:pointer}
.btn{min-height:46px;padding:10px 18px;border:1px solid transparent;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;transition:background .2s,color .2s,border-color .2s,transform .2s,box-shadow .2s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--coral);color:#fff}.btn-primary:hover{background:var(--coral-dark);box-shadow:0 8px 18px rgba(242,95,92,.2)}.btn-secondary{border-color:#cbbdc7;background:rgba(255,255,255,.72);color:var(--ink)}.btn-secondary:hover{background:#fff;border-color:var(--coral)}.btn:active{transform:translateY(0)}.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}
.hero{position:relative;min-height:630px;display:flex;align-items:center;overflow:hidden;background:var(--plum);color:#fff}.hero-art{position:absolute;inset:0;background:linear-gradient(90deg,rgba(36,25,39,.96) 0%,rgba(36,25,39,.84) 48%,rgba(36,25,39,.3) 100%),url('https://images.unsplash.com/photo-1518837695005-2083093ee35b?auto=format&fit=crop&w=2000&q=85') center 48%/cover no-repeat}.hero:after{position:absolute;content:"";right:8%;top:18%;width:310px;height:310px;border:1px solid rgba(255,255,255,.2);border-radius:50%;box-shadow:0 0 0 34px rgba(255,255,255,.035),0 0 0 70px rgba(255,255,255,.025)}.hero-inner{position:relative;z-index:1;padding:90px 0 104px;max-width:790px}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:#ffd1c6;font-size:12px;font-weight:700;letter-spacing:0}.eyebrow:before{content:"";width:22px;height:2px;background:var(--apricot)}h1,h2,h3,p{margin-top:0}h1{font-size:56px;line-height:1.15;max-width:740px;margin:20px 0 14px;letter-spacing:0}.hero h1 span{color:#ff9188}.hero-sub{font-size:19px;color:#f2e9ef;margin-bottom:18px}.hero-copy{max-width:690px;color:#e2d8e1;line-height:1.9;margin-bottom:28px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-actions .btn-secondary{color:#fff;border-color:rgba(255,255,255,.48);background:rgba(255,255,255,.08)}.hero-actions .btn-secondary:hover{background:rgba(255,255,255,.16)}.age-note{margin-top:25px;color:#d1c4d0;font-size:12px}
main{overflow:hidden}.section{padding:78px 0}.section-tight{padding:58px 0}.section-dark{background:var(--plum);color:#fff}.section-soft{background:#f0e8ed}.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:30px}.section-head h2{font-size:30px;line-height:1.25;margin:0}.section-head p{max-width:570px;margin:0;color:var(--muted);font-size:14px}.section-dark .section-head p{color:#c7b9c5}.section-kicker{color:var(--coral-dark);font-size:12px;font-weight:800;margin-bottom:8px}.section-dark .section-kicker{color:#ff9a8f}
.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:0}.benefit{padding:8px 28px 8px 0;border-right:1px solid var(--line)}.benefit+ .benefit{padding-left:28px}.benefit:last-child{border:0}.benefit-icon{width:42px;height:42px;border-radius:10px;background:#fbe2de;color:var(--coral-dark);display:grid;place-items:center;font-size:18px;font-weight:800;margin-bottom:16px}.benefit h3{font-size:18px;margin:0 0 8px}.benefit p{font-size:13px;color:var(--muted);margin:0}
.scene-band{background:var(--plum2);color:#fff;padding:30px;border-radius:var(--radius);display:grid;grid-template-columns:1.1fr 2fr;gap:38px;align-items:center}.scene-band h2{font-size:26px;line-height:1.35;margin:0}.scene-band p{color:#d7cbd6;margin:9px 0 0;font-size:13px}.scene-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.scene-step{border-left:2px solid var(--coral);padding:8px 12px}.scene-step strong{display:block;font-size:14px}.scene-step span{font-size:12px;color:#d7cbd6}
.media-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.media-card{min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .2s,box-shadow .2s,border-color .2s}.media-card:hover{transform:translateY(-3px);border-color:#e6aaa5;box-shadow:var(--shadow)}.poster{aspect-ratio:4/3;position:relative;overflow:hidden;background:#e3d9df}.poster img{width:100%;height:100%;object-fit:cover;transition:transform .35s}.media-card:hover .poster img{transform:scale(1.025)}.poster:after{content:"";position:absolute;inset:50% 0 0;background:linear-gradient(transparent,rgba(24,15,25,.48))}.badge{position:absolute;z-index:1;top:12px;left:12px;padding:3px 9px;border-radius:999px;background:var(--plum);color:#fff;font-size:10px;font-weight:800}.card-body{padding:13px 14px 15px}.card-title{font-size:14px;font-weight:750;line-height:1.45;min-height:40px;margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.card-meta{display:flex;justify-content:space-between;align-items:center;gap:8px;color:var(--muted);font-size:11px}.score{color:#a35b19;font-weight:800}.card-tag{color:var(--bluegray)}
.featured-grid{display:grid;grid-template-columns:1.25fr .85fr .85fr;grid-template-rows:repeat(2,190px);gap:16px}.feature-card{position:relative;overflow:hidden;border-radius:var(--radius);background:#3d3040;color:white;min-width:0}.feature-card:first-child{grid-row:span 2}.feature-card img{height:100%;object-fit:cover;opacity:.78;transition:transform .35s}.feature-card:hover img{transform:scale(1.035)}.feature-card:after{content:"";position:absolute;inset:30% 0 0;background:linear-gradient(transparent,rgba(22,15,24,.9))}.feature-copy{position:absolute;z-index:1;left:20px;right:18px;bottom:18px}.feature-copy h3{margin:0 0 6px;font-size:18px}.feature-copy p{margin:0;color:#e0d5df;font-size:12px}.feature-card:first-child .feature-copy h3{font-size:25px}
.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.channel{background:#fff;border-top:3px solid var(--coral);padding:20px;border-radius:0 0 10px 10px}.channel-number{color:var(--coral-dark);font-weight:800;font-size:12px}.channel h3{font-size:16px;margin:10px 0 8px}.channel p{font-size:12px;color:var(--muted);margin:0}
.rank-list{display:grid;grid-template-columns:1fr 1fr;column-gap:38px}.rank-row{display:grid;grid-template-columns:42px minmax(0,1fr) auto;gap:12px;align-items:center;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.14)}.rank-no{font-size:19px;font-weight:850;color:#c6b5c4}.rank-row:nth-child(-n+3) .rank-no{color:var(--apricot)}.rank-name{font-weight:700;font-size:14px}.rank-sub{display:block;color:#c5b7c4;font-size:11px}.rank-data{text-align:right;font-size:12px;color:#e4d9e3;white-space:nowrap}.rank-data b{color:#ffc27d;margin-left:9px}
.proof-strip{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line)}.proof-item{padding:22px 18px;border-right:1px solid var(--line)}.proof-item:last-child{border:0}.proof-item strong{display:block;font-size:14px;margin-bottom:4px}.proof-item span{color:var(--muted);font-size:12px}
.compare{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden}.compare th,.compare td{text-align:left;padding:15px 18px;border-bottom:1px solid var(--line);font-size:13px}.compare th{background:#f1e8ed;font-size:12px}.compare td:first-child{font-weight:750}.compare tr:last-child td{border-bottom:0}.compare .preferred{color:#a43f42;font-weight:700}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.news-item{display:grid;grid-template-columns:96px 1fr;gap:14px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:10px;transition:border-color .2s,transform .2s}.news-item:hover{border-color:#e6aaa5;transform:translateY(-2px)}.news-item img{aspect-ratio:1.25;object-fit:cover;border-radius:7px}.news-item h3{font-size:13px;line-height:1.5;margin:1px 0 7px}.news-meta{font-size:10px;color:var(--muted)}
.faq-list{max-width:900px;margin-inline:auto}.faq-list details{border-bottom:1px solid var(--line);padding:17px 2px}.faq-list summary{cursor:pointer;list-style:none;font-weight:750;padding-right:32px;position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:4px;top:-2px;color:var(--coral-dark);font-size:22px}.faq-list details[open] summary:after{content:"−"}.faq-list details p{color:var(--muted);font-size:13px;margin:12px 28px 0 0}
.objection-list{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.objection{padding:18px;border:1px solid var(--line);border-radius:10px;background:#fff}.objection b{display:block;font-size:14px;margin-bottom:7px}.objection p{color:var(--muted);font-size:12px;margin:0}
.safeguards{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.18)}.safeguard{background:var(--plum);padding:18px 20px}.safeguard strong{display:block;font-size:14px}.safeguard span{display:block;color:#cbbdca;font-size:11px;margin-top:5px}
.link-band{display:flex;align-items:center;justify-content:space-between;gap:22px;border-block:1px solid var(--line);padding:24px 0}.link-band h2{font-size:20px;margin:0}.link-pills{display:flex;gap:9px;flex-wrap:wrap}.link-pills a{padding:7px 12px;background:#fff;border:1px solid var(--line);border-radius:999px;font-size:12px;transition:border-color .2s,color .2s}.link-pills a:hover{border-color:var(--coral);color:var(--coral-dark)}
.closing{display:flex;justify-content:space-between;align-items:center;gap:28px;background:#fbe6e2;border-radius:var(--radius);padding:30px}.closing h2{font-size:24px;margin:0 0 6px}.closing p{margin:0;color:#64565f;font-size:13px}.closing-actions{display:flex;gap:10px;flex-shrink:0}
.site-footer{background:var(--plum);color:#fff;padding:56px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}.footer-brand{font-size:17px;font-weight:800;margin:0 0 12px}.footer-copy{max-width:310px;color:#cbbdca;font-size:12px}.footer-col h3{font-size:13px;margin:0 0 13px}.footer-col a{display:block;color:#cbbdca;font-size:12px;margin:8px 0}.footer-col a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.14);padding-top:17px;color:#ad9eac;font-size:11px;display:flex;justify-content:space-between;gap:20px}
.age-dialog{width:min(440px,calc(100% - 32px));border:0;border-radius:14px;padding:28px;color:var(--ink);box-shadow:0 20px 70px rgba(0,0,0,.3)}.age-dialog::backdrop{background:rgba(22,14,23,.72)}.age-dialog h2{font-size:22px;margin:0 0 10px}.age-dialog p{font-size:13px;color:var(--muted)}.age-actions{display:flex;gap:10px;margin-top:20px}.age-actions>*{flex:1}.age-hint{font-size:11px!important;margin:14px 0 0!important}
.sticky-cta{position:fixed;z-index:25;bottom:0;left:0;right:0;background:rgba(36,25,39,.97);color:#fff;border-top:1px solid rgba(255,255,255,.14);transform:translateY(110%);transition:transform .25s;padding:10px 0 calc(10px + env(safe-area-inset-bottom))}.sticky-cta.visible{transform:translateY(0)}.sticky-inner{display:flex;align-items:center;gap:18px}.sticky-label{font-size:13px;font-weight:750;margin-right:auto}.sticky-label small{display:block;color:#cbbdca;font-size:10px;font-weight:400}.sticky-cta .btn{min-height:40px;padding:7px 15px}.sticky-close{border:0;background:transparent;color:#fff;width:40px;height:40px;border-radius:8px;font-size:22px;cursor:pointer}.sticky-close:hover{background:rgba(255,255,255,.12)}
@media(max-width:1023px){.nav-wrap{gap:18px}.brand{min-width:0}.nav-links{gap:14px}.nav-links a{font-size:12px}.media-grid{grid-template-columns:repeat(3,1fr)}.channel-grid{grid-template-columns:repeat(2,1fr)}.featured-grid{grid-template-rows:repeat(2,165px)}.news-grid{grid-template-columns:repeat(2,1fr)}.objection-list{grid-template-columns:repeat(2,1fr)}}
@media(max-width:767px){.container{width:min(100% - 32px,var(--max))}.nav-wrap{height:66px}.brand{font-size:14px}.brand-mark{width:38px;height:38px}.menu-toggle{display:grid;place-items:center;margin-left:auto}.nav-cta{display:none}.nav-links{position:absolute;display:none;top:66px;left:0;right:0;margin:0;padding:12px 16px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow);align-items:stretch;gap:0}.nav-links.open{display:flex;flex-direction:column}.nav-links a{font-size:14px;padding:12px 8px;border-bottom:1px solid var(--line)}.hero{min-height:545px}.hero-art{background-position:58% center}.hero:after{right:-140px;top:15%;width:260px;height:260px}.hero-inner{padding:74px 0 82px}h1{font-size:42px}.hero-sub{font-size:16px}.hero-copy{font-size:13px}.section{padding:58px 0}.section-tight{padding:44px 0}.section-head{display:block;margin-bottom:23px}.section-head h2{font-size:25px;margin-bottom:9px}.section-head p{font-size:13px}.benefits{grid-template-columns:1fr;gap:20px}.benefit,.benefit+.benefit{padding:0 0 18px;border-right:0;border-bottom:1px solid var(--line)}.benefit:last-child{border-bottom:0;padding-bottom:0}.benefit-icon{margin-bottom:10px}.scene-band{grid-template-columns:1fr;gap:22px;padding:24px}.scene-steps{grid-template-columns:repeat(2,1fr);row-gap:18px}.media-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card-body{padding:10px}.card-title{font-size:12px;min-height:36px}.poster{aspect-ratio:4/3}.featured-grid{grid-template-columns:1fr 1fr;grid-template-rows:220px 155px 155px}.feature-card:first-child{grid-column:span 2;grid-row:auto}.feature-card:first-child .feature-copy h3{font-size:21px}.feature-copy{left:13px;right:12px;bottom:12px}.feature-copy h3{font-size:14px}.feature-copy p{font-size:10px}.channel-grid{gap:10px}.channel{padding:15px}.rank-list{grid-template-columns:1fr}.rank-row{padding:12px 0}.proof-strip{grid-template-columns:1fr 1fr}.proof-item{padding:17px 12px;border-bottom:1px solid var(--line)}.proof-item:nth-child(2){border-right:0}.proof-item:nth-child(3),.proof-item:nth-child(4){border-bottom:0}.compare th,.compare td{padding:11px 9px;font-size:11px}.news-grid{grid-template-columns:1fr}.news-item{grid-template-columns:90px 1fr}.objection-list{grid-template-columns:1fr 1fr}.objection{padding:14px}.safeguards{grid-template-columns:1fr 1fr}.safeguard{padding:15px 13px}.link-band{display:block}.link-band h2{margin-bottom:14px}.closing{display:block;padding:24px}.closing h2{font-size:21px}.closing-actions{margin-top:18px}.closing-actions .btn{flex:1}.footer-grid{grid-template-columns:1fr 1fr;gap:26px 18px}.footer-grid>div:first-child{grid-column:span 2}.copyright{display:block}.copyright span{display:block;margin-top:5px}.sticky-inner{gap:10px}.sticky-label{font-size:12px}.sticky-label small{font-size:9px}.sticky-cta .btn{font-size:12px;padding:6px 10px}}
@media(max-width:520px){.container{width:calc(100% - 28px)}h1{font-size:36px}.hero{min-height:520px}.hero-actions{display:grid;grid-template-columns:1fr 1fr}.hero-actions .btn{font-size:12px;padding-inline:10px}.age-note{font-size:11px}.section-head h2{font-size:23px}.media-grid{gap:9px}.badge{top:8px;left:8px;font-size:9px;padding:2px 7px}.card-meta{font-size:10px}.channel-grid{grid-template-columns:1fr 1fr}.channel h3{font-size:14px}.channel p{font-size:11px}.featured-grid{grid-template-rows:190px 140px 140px}.proof-item strong{font-size:12px}.proof-item span{font-size:10px}.compare th,.compare td{padding:9px 6px;font-size:10px}.objection-list{grid-template-columns:1fr}.closing-actions{display:grid}.footer-grid{gap:22px 14px}.sticky-label{max-width:100px}.sticky-close{width:34px;flex:0 0 34px}.age-actions{flex-direction:column}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}