/* roulang page: index */
:root{--ink:#171716;--ink-soft:#252522;--paper:#f5f3ee;--white:#fff;--muted:#77756f;--line:#e6e2d9;--gold:#d4b36b;--gold-light:#f0dfae;--red:#a6483d;--green:#496858;--radius:14px;--radius-lg:22px;--shadow:0 12px 34px rgba(27,25,20,.08);--shadow-hover:0 18px 44px rgba(27,25,20,.15);--container:1200px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.7}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease}
a:hover{color:var(--red)}
img{display:block;max-width:100%}
button,input{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(212,179,107,.72);outline-offset:3px}
.container{width:min(var(--container),calc(100% - 48px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(17,17,16,.96);border-bottom:1px solid rgba(255,255,255,.09);backdrop-filter:blur(14px)}
.header-inner{min-height:76px;display:flex;align-items:center;gap:34px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;white-space:nowrap}
.brand:hover{color:var(--gold-light)}
.brand-mark{width:37px;height:37px;display:grid;place-items:center;border:1px solid var(--gold);border-radius:10px;color:var(--gold);font-family:Georgia,serif;font-weight:700;font-size:16px}
.brand-name{font-size:15px;font-weight:700;letter-spacing:0;line-height:1.3}
.main-nav{display:flex;align-items:center;gap:25px;margin-left:auto}
.main-nav a{position:relative;color:#d0cec8;font-size:13px;white-space:nowrap;padding:28px 0}
.main-nav a:hover,.main-nav a.active{color:var(--gold-light)}
.main-nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:18px;height:2px;background:var(--gold)}
.header-search{display:flex;align-items:center;width:174px;height:38px;border:1px solid #44433d;border-radius:99px;padding:0 12px;gap:8px}
.header-search span{color:var(--gold);font-size:16px}
.header-search input{min-width:0;width:100%;padding:0;border:0;background:transparent;color:#fff;font-size:12px;box-shadow:none;margin:0}
.header-search input::placeholder{color:#929087}
.header-search input:focus{border:0;background:transparent;box-shadow:none}
.menu-toggle{display:none;color:#fff;background:none;border:1px solid #48463e;border-radius:8px;padding:7px 10px}
.hero{position:relative;overflow:hidden;background:#11110f;color:#fff;padding:74px 0 66px}
.hero:before{content:"";position:absolute;inset:0 0 0 53%;background:linear-gradient(90deg,#11110f 0%,rgba(17,17,15,.78) 35%,rgba(17,17,15,.18) 100%),url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?auto=format&fit=crop&w=1500&q=85") center 44%/cover no-repeat;opacity:.77}
.hero:after{content:"";position:absolute;inset:auto 0 0;height:1px;background:linear-gradient(90deg,transparent,rgba(212,179,107,.7),transparent)}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) 300px;align-items:center;gap:70px}
.hero-copy{max-width:740px}
.hero-kicker{display:inline-flex;align-items:center;gap:9px;color:var(--gold-light);font-size:12px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase}
.hero-kicker:before{content:"";width:23px;height:1px;background:var(--gold)}
.hero h1{max-width:760px;margin:19px 0 14px;color:#fff;font-size:clamp(36px,5vw,58px);line-height:1.16;font-weight:750;letter-spacing:0}
.hero h1 em{font-style:normal;color:var(--gold-light)}
.hero-subtitle{margin:0 0 17px;color:#e2d7bd;font-size:18px;font-weight:600}
.hero-description{max-width:730px;margin:0;color:#c2c0b9;font-size:14px;line-height:2}
.hero-actions{display:flex;gap:12px;margin-top:26px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border:1px solid transparent;border-radius:9px;font-size:13px;font-weight:700;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}
.button:hover{transform:translateY(-2px)}
.button-gold{background:var(--gold);color:#191813}
.button-gold:hover{background:#e3c77f;color:#14130f;box-shadow:0 8px 24px rgba(212,179,107,.25)}
.button-outline{border-color:rgba(255,255,255,.3);color:#f5f2ea;background:rgba(255,255,255,.04)}
.button-outline:hover{border-color:var(--gold);color:var(--gold-light);background:rgba(255,255,255,.08)}
.member-panel{padding:24px;border:1px solid rgba(212,179,107,.38);border-radius:var(--radius-lg);background:rgba(20,20,18,.82);box-shadow:0 18px 54px rgba(0,0,0,.3)}
.member-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:17px;border-bottom:1px solid rgba(255,255,255,.12)}
.member-label{color:#aaa79e;font-size:11px}
.member-level{padding:5px 9px;border:1px solid rgba(212,179,107,.5);border-radius:99px;color:var(--gold-light);font-size:11px;font-weight:700}
.member-panel h2{margin:18px 0 5px;color:#fff;font-size:21px;line-height:1.4}
.member-panel p{margin:0;color:#aaa79e;font-size:12px;line-height:1.8}
.member-stats{display:flex;gap:24px;margin-top:20px}
.member-stat strong{display:block;color:var(--gold-light);font-size:20px;line-height:1.2}
.member-stat span{color:#aaa79e;font-size:10px}
.hero-proof{display:flex;align-items:center;gap:12px;margin-top:23px;color:#aaa79e;font-size:11px}
.proof-dots{display:flex}
.proof-dots i{width:22px;height:22px;margin-left:-5px;border:2px solid #171714;border-radius:50%;background:#7b8175}
.proof-dots i:nth-child(2){background:#ae826c}.proof-dots i:nth-child(3){background:#718797}.proof-dots i:nth-child(4){background:#b89b63}
main{display:block}
.section{padding:72px 0}
.section-tight{padding:55px 0}
.section-dark{background:#191917;color:#fff}
.section-warm{background:#ede9df}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:27px}
.section-kicker{display:block;margin-bottom:7px;color:var(--red);font-size:11px;font-weight:800;letter-spacing:1.5px}
.section-dark .section-kicker{color:var(--gold)}
.section-title{margin:0;color:var(--ink);font-size:29px;line-height:1.35;font-weight:750;letter-spacing:0}
.section-dark .section-title{color:#fff}
.section-intro{max-width:700px;margin:10px 0 0;color:var(--muted);font-size:13px;line-height:1.9}
.section-dark .section-intro{color:#aaa79e}
.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--red);font-size:12px;font-weight:700;white-space:nowrap}
.text-link:hover{gap:11px;color:#7e3129}
.eyebrow-chip{display:inline-flex;align-items:center;gap:7px;padding:6px 10px;border-radius:99px;background:#f2e8d0;color:#705c31;font-size:10px;font-weight:700}
.eyebrow-chip:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold)}
.issue-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.issue-copy{padding:5px 0}
.issue-copy h2{margin:14px 0 12px;font-size:30px;line-height:1.4}
.issue-copy p{margin:0;color:#65635c;font-size:14px;line-height:2}
.issue-points{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin-top:23px}
.issue-point{padding:15px 16px;border-left:2px solid var(--gold);background:#fff;border-radius:0 8px 8px 0}
.issue-point strong{display:block;font-size:13px}
.issue-point span{color:var(--muted);font-size:11px}
.issue-visual{position:relative;min-height:300px;overflow:hidden;border-radius:var(--radius-lg);background:#1c1c19 url("https://images.unsplash.com/photo-1517604931442-7e0c8ed2963c?auto=format&fit=crop&w=1000&q=85") center/cover}
.issue-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,10,9,.78),transparent 66%)}
.visual-note{position:absolute;z-index:1;left:24px;right:24px;bottom:21px;color:#fff}
.visual-note strong{display:block;font-size:18px}
.visual-note span{color:#d1cec5;font-size:11px}
.solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.solution-item{min-height:190px;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:transform .25s,box-shadow .25s}
.solution-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.solution-num{display:grid;width:34px;height:34px;place-items:center;border-radius:10px;background:#f3ecda;color:#8a6d2e;font-size:12px;font-weight:800}
.solution-item h3{margin:17px 0 7px;font-size:17px}
.solution-item p{margin:0;color:var(--muted);font-size:12px;line-height:1.9}
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:28px;border-top:1px solid rgba(255,255,255,.18)}
.method-item{position:relative;padding:25px 24px 6px 0}
.method-item:not(:last-child):after{content:"";position:absolute;top:0;right:18px;width:1px;height:100%;background:rgba(255,255,255,.13)}
.method-index{color:var(--gold);font-family:Georgia,serif;font-size:25px}
.method-item h3{margin:10px 0 6px;color:#fff;font-size:15px}
.method-item p{margin:0;color:#aaa79e;font-size:11px;line-height:1.8}
.metric-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden}
.metric-cell{padding:24px 26px;border-right:1px solid var(--line)}
.metric-cell:last-child{border-right:0}
.metric-cell strong{display:block;color:#332f25;font-size:28px;line-height:1.2}
.metric-cell strong span{color:var(--red);font-size:14px}
.metric-cell p{margin:7px 0 0;color:var(--muted);font-size:11px}
.metric-note{margin:12px 0 0;color:#8b887e;font-size:10px}
.testimonial-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:45px;align-items:center}
.testimonial-lead{font-size:12px;color:#aaa79e;line-height:1.9}
.quote-card{position:relative;padding:30px 34px;border:1px solid rgba(212,179,107,.28);border-radius:var(--radius-lg);background:#22221f}
.quote-mark{color:var(--gold);font-family:Georgia,serif;font-size:46px;line-height:.9}
.quote-card blockquote{margin:10px 0 18px;color:#efede7;font-size:17px;line-height:1.9}
.quote-author{display:flex;align-items:center;gap:12px;color:#aaa79e;font-size:11px}
.quote-avatar{display:grid;width:34px;height:34px;place-items:center;border-radius:50%;background:#5b5444;color:#fff}
.audience-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.audience-panel{padding:25px 27px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
.audience-panel.avoid{background:#f0eee9}
.audience-panel h3{margin:0 0 15px;font-size:17px}
.audience-panel ul{list-style:none;margin:0;padding:0}
.audience-panel li{position:relative;padding:9px 0 9px 21px;border-top:1px solid #eeece6;color:#5e5b53;font-size:12px}
.audience-panel li:before{position:absolute;left:0;color:var(--green);font-weight:800;content:"✓"}
.audience-panel.avoid li:before{content:"–";color:#928e84}
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.news-card{display:grid;grid-template-columns:92px 1fr;gap:15px;padding:14px;border:1px solid var(--line);border-radius:12px;background:#fff;transition:transform .2s,box-shadow .2s}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.news-card .artwork{height:100px;min-height:100px;border-radius:8px}
.news-card h3{margin:4px 0 6px;font-size:13px;line-height:1.55}
.news-card p{margin:0;color:var(--muted);font-size:10px;line-height:1.7}
.news-date{color:#9b978c;font-size:10px}
.metrics-band{background:#dfd8c8}
.metrics-row{display:grid;grid-template-columns:1.2fr repeat(3,1fr);align-items:center;gap:24px}
.metrics-row h2{margin:0;font-size:22px;line-height:1.5}
.metrics-row h2 span{display:block;color:#716b5d;font-size:12px;font-weight:500}
.metric-badge{padding-left:20px;border-left:1px solid rgba(36,34,29,.2)}
.metric-badge strong{display:block;font-size:25px}
.metric-badge span{font-size:11px;color:#6c685e}
.latest-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:20px 15px}
.content-card{min-width:0}
.artwork{position:relative;display:block;aspect-ratio:3/4;overflow:hidden;border-radius:10px;background-color:#373831;background-size:cover;background-position:center;transition:transform .3s,box-shadow .3s}
.content-card:hover .artwork{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.art-grain{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05) 35%,rgba(0,0,0,.72)),radial-gradient(circle at 70% 20%,rgba(255,255,255,.17),transparent 34%)}
.art-caption{position:absolute;left:13px;right:12px;bottom:29px;color:#fff;font-family:Georgia,"Noto Serif SC",serif;font-size:20px;font-weight:700;line-height:1.3;text-shadow:0 2px 8px rgba(0,0,0,.5)}
.art-mark{position:absolute;left:13px;bottom:12px;color:rgba(255,255,255,.7);font-size:9px;letter-spacing:1px}
.art-cinema{background-image:linear-gradient(140deg,#77766a,#292d2c 50%,#141718)}
.art-coast{background-image:linear-gradient(155deg,#d3c1a1,#607c7e 48%,#233f46)}
.art-stars{background-image:linear-gradient(150deg,#898a78,#434d5d 47%,#20242d)}
.art-street{background-image:linear-gradient(145deg,#c6a17e,#74604e 46%,#322a24)}
.art-mountain{background-image:linear-gradient(145deg,#adb5a2,#647667 48%,#35433b)}
.art-paper{background-image:linear-gradient(145deg,#d7c7a8,#84745f 48%,#37332d)}
.art-sea{background-image:linear-gradient(150deg,#94b2ac,#4e7778 45%,#243c44)}
.art-archive{background-image:linear-gradient(145deg,#938c77,#57554b 48%,#242523)}
.art-space{background-image:linear-gradient(145deg,#7f8b9b,#4b5167 47%,#242431)}
.art-spring{background-image:linear-gradient(145deg,#b4b18b,#878b69 46%,#444d3d)}
.art-light{background-image:linear-gradient(150deg,#d1b686,#8b795c 45%,#384147)}
.art-night{background-image:linear-gradient(145deg,#797d7e,#48535a 47%,#202326)}
.card-info{padding:10px 2px 0}
.card-title-line{display:flex;align-items:center;justify-content:space-between;gap:7px}
.card-info h3{overflow:hidden;margin:0;color:#24231f;font-size:13px;font-weight:700;text-overflow:ellipsis;white-space:nowrap}
.rating{flex:none;color:#99742d;font-size:10px;font-weight:800}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:6px;margin-top:6px;color:#8b887e;font-size:10px}
.badge{display:inline-flex;align-items:center;max-width:100%;padding:3px 7px;border-radius:5px;background:#eee9dd;color:#70603c;font-size:9px;line-height:1.4;white-space:nowrap}
.badge-red{background:#f3e5e0;color:#93483d}
.feature-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
.feature-main{position:relative;min-height:355px;overflow:hidden;border-radius:var(--radius-lg);background:#30332e}
.feature-main .artwork{position:absolute;inset:0;height:100%;border-radius:0;aspect-ratio:auto;background-size:cover}
.feature-main .art-cinema{background-image:linear-gradient(135deg,#818273,#454841 47%,#1e2220)}
.feature-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(13,14,12,.88),rgba(13,14,12,.05) 78%);display:flex;flex-direction:column;justify-content:flex-end;padding:27px;color:#fff}
.feature-overlay h3{margin:12px 0 8px;font-size:24px}
.feature-overlay p{max-width:440px;margin:0;color:#d2d0c8;font-size:12px;line-height:1.8}
.feature-side{display:grid;grid-template-rows:1fr 1fr;gap:17px}
.feature-row{display:grid;grid-template-columns:130px 1fr;gap:17px;align-items:center;padding:13px;border:1px solid var(--line);border-radius:12px;background:#fff}
.feature-row .artwork{height:100%;min-height:136px;aspect-ratio:auto}
.feature-row h3{margin:0 0 7px;font-size:15px}
.feature-row p{margin:0;color:var(--muted);font-size:11px;line-height:1.8}
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.category-tile{position:relative;display:flex;align-items:flex-start;gap:14px;min-height:120px;padding:19px 20px;border:1px solid rgba(255,255,255,.13);border-radius:12px;background:#20201d;color:#fff;transition:background .2s,border-color .2s,transform .2s}
.category-tile:hover{transform:translateY(-3px);border-color:rgba(212,179,107,.55);background:#282722;color:#fff}
.category-number{color:var(--gold);font-family:Georgia,serif;font-size:20px}
.category-tile h3{margin:1px 0 6px;color:#f4f0e7;font-size:14px}
.category-tile p{margin:0;color:#aaa79e;font-size:10px;line-height:1.75}
.rank-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:45px;align-items:start}
.rank-summary{position:sticky;top:110px;padding:24px;border-radius:var(--radius);background:#e9e2d3}
.rank-summary .rank-big{display:block;color:#2a2924;font-family:Georgia,serif;font-size:52px;line-height:1}
.rank-summary h3{margin:14px 0 7px;font-size:17px}
.rank-summary p{margin:0;color:#6f6b61;font-size:12px;line-height:1.9}
.rank-table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden}
.rank-table th{padding:12px 14px;background:#272723;color:#d9c48e;text-align:left;font-size:10px;font-weight:700}
.rank-table td{padding:12px 14px;border-bottom:1px solid #efede7;color:#5f5c54;font-size:11px}
.rank-table tr:last-child td{border-bottom:0}
.rank-table td:first-child{width:48px;color:#9c7b37;font-family:Georgia,serif;font-size:16px;font-weight:700}
.rank-table td:nth-child(2){color:#24231f;font-size:12px;font-weight:700}
.rank-table .rank-score{color:#8a6d2e;font-weight:800}
.resource-band{display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px;padding:27px 31px;border:1px solid #d8cfbd;border-radius:var(--radius);background:#eae4d7}
.resource-band h2{margin:0 0 6px;font-size:19px}
.resource-band p{max-width:740px;margin:0;color:#6e695e;font-size:12px;line-height:1.9}
.resource-icons{display:flex;gap:9px}
.resource-icons span{display:grid;width:42px;height:42px;place-items:center;border:1px solid #c7bca6;border-radius:10px;color:#725f3b;font-size:11px;font-weight:700}
.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.faq-item{padding:19px 20px;border:1px solid var(--line);border-radius:10px;background:#fff}
.faq-item h3{display:flex;gap:10px;margin:0 0 8px;font-size:13px}
.faq-item h3 span{color:var(--red);font-family:Georgia,serif;font-size:17px}
.faq-item p{margin:0;padding-left:27px;color:var(--muted);font-size:11px;line-height:1.9}
.closing-panel{display:grid;grid-template-columns:1fr auto;align-items:center;gap:28px;padding:34px 38px;border-radius:var(--radius-lg);background:linear-gradient(110deg,#26241f,#3a3428);color:#fff}
.closing-panel h2{margin:0 0 7px;font-size:24px}
.closing-panel p{max-width:720px;margin:0;color:#c1bdb2;font-size:12px;line-height:1.9}
.site-footer{background:#11110f;color:#aaa79e;padding:52px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:42px;padding-bottom:35px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:13px;color:#fff;font-size:15px;font-weight:700}
.footer-description{max-width:300px;margin:0;color:#8f8d84;font-size:11px;line-height:1.9}
.footer-column h3{margin:3px 0 14px;color:#f1eee5;font-size:12px}
.footer-column a,.footer-column span{display:block;margin:8px 0;color:#99968c;font-size:11px}
.footer-column a:hover{color:var(--gold-light)}
.footer-bottom{display:flex;justify-content:space-between;gap:18px;padding-top:17px;border-top:1px solid #302f2a;color:#77756e;font-size:10px}
.footer-bottom a{color:#aaa79e}
@media(max-width:1024px){
 .header-inner{gap:19px}.main-nav{gap:17px}.header-search{width:145px}
 .hero-inner{grid-template-columns:minmax(0,1fr) 270px;gap:35px}
 .latest-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
 .news-list{grid-template-columns:repeat(2,1fr)}
 .feature-grid{grid-template-columns:1fr 1fr}
 .metrics-row{grid-template-columns:1fr repeat(3,.8fr);gap:15px}
}
@media(max-width:768px){
 .container{width:min(100% - 36px,var(--container))}
 .header-inner{min-height:68px;flex-wrap:wrap;gap:0;justify-content:space-between}
 .brand-name{font-size:13px}.brand-mark{width:34px;height:34px}
 .menu-toggle{display:block;order:3}
 .header-search{margin-left:auto;margin-right:12px;width:min(220px,36vw)}
 .main-nav{display:none;order:4;width:100%;margin:0;padding:5px 0 13px;gap:5px;overflow-x:auto}
 .main-nav.is-open{display:flex}
 .main-nav a{padding:8px 11px;border-radius:7px;background:rgba(255,255,255,.04);font-size:12px}
 .main-nav a.active:after{display:none}
 .hero{padding:53px 0 48px}
 .hero:before{inset:0;background:linear-gradient(90deg,rgba(17,17,15,.95),rgba(17,17,15,.72)),url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?auto=format&fit=crop&w=1200&q=80") center/cover}
 .hero-inner{grid-template-columns:1fr;gap:26px}
 .hero h1{font-size:42px}
 .member-panel{max-width:420px}
 .section{padding:55px 0}.section-tight{padding:43px 0}
 .section-head{align-items:flex-start}
 .issue-layout{grid-template-columns:1fr;gap:25px}
 .issue-visual{min-height:260px}
 .solution-grid{grid-template-columns:repeat(2,1fr)}
 .method-grid{grid-template-columns:repeat(2,1fr)}
 .method-item:nth-child(2):after{display:none}
 .metric-strip{grid-template-columns:repeat(2,1fr)}
 .metric-cell:nth-child(2){border-right:0}
 .metric-cell:nth-child(-n+2){border-bottom:1px solid var(--line)}
 .testimonial-layout{grid-template-columns:1fr;gap:20px}
 .metrics-row{grid-template-columns:repeat(3,1fr)}
 .metrics-row h2{grid-column:1/-1}
 .latest-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px 13px}
 .feature-grid{grid-template-columns:1fr}
 .feature-main{min-height:300px}
 .feature-side{grid-template-columns:1fr 1fr;grid-template-rows:auto}
 .feature-row{grid-template-columns:90px 1fr;gap:11px}
 .feature-row .artwork{min-height:120px}
 .category-grid{grid-template-columns:repeat(2,1fr)}
 .rank-layout{grid-template-columns:1fr;gap:20px}
 .rank-summary{position:static;display:flex;align-items:center;gap:20px}
 .rank-summary h3{margin:0 0 4px}
 .rank-summary p{max-width:490px}
 .rank-summary .rank-big{font-size:38px}
 .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media(max-width:520px){
 body{font-size:14px}
 .container{width:calc(100% - 30px)}
 .header-search{width:36px;height:36px;padding:0;justify-content:center;border:0}
 .header-search span{font-size:18px}
 .header-search input{position:absolute;top:67px;left:15px;right:15px;width:calc(100% - 30px);height:42px;padding:0 14px;border:1px solid #44433d;border-radius:8px;background:#1a1a17}
 .header-search input::placeholder{color:#aaa79e}
 .brand-name{max-width:190px;font-size:12px}
 .main-nav{gap:4px}.main-nav a{padding:7px 9px;font-size:11px}
 .hero{padding:44px 0 40px}
 .hero h1{font-size:34px}
 .hero-subtitle{font-size:15px}
 .hero-description{font-size:12px;line-height:1.9}
 .hero-actions{flex-wrap:wrap}
 .button{min-height:43px;padding:0 15px;font-size:12px}
 .member-panel{padding:19px}
 .section{padding:45px 0}.section-tight{padding:37px 0}
 .section-head{display:block;margin-bottom:20px}
 .section-title{font-size:24px}
 .section-head>.text-link{margin-top:12px}
 .issue-copy h2{font-size:24px}
 .issue-points{gap:9px}
 .issue-point{padding:12px}
 .solution-grid{grid-template-columns:1fr;gap:10px}
 .solution-item{min-height:auto;padding:17px}
 .solution-item h3{margin-top:11px}
 .method-grid{grid-template-columns:1fr 1fr}
 .method-item{padding:19px 12px 15px 0}
 .method-item:nth-child(2):after{display:none}
 .method-item h3{font-size:13px}
 .method-item p{font-size:10px}
 .metric-cell{padding:17px}
 .metric-cell strong{font-size:23px}
 .quote-card{padding:23px}
 .quote-card blockquote{font-size:15px}
 .audience-grid{grid-template-columns:1fr;gap:11px}
 .news-list{grid-template-columns:1fr;gap:10px}
 .news-card{grid-template-columns:86px 1fr}
 .news-card .artwork{min-height:92px}
 .metrics-row{grid-template-columns:repeat(3,1fr);gap:9px}
 .metrics-row h2{font-size:18px}
 .metric-badge{padding-left:10px}
 .metric-badge strong{font-size:21px}
 .metric-badge span{font-size:9px}
 .latest-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:17px 12px}
 .feature-side{grid-template-columns:1fr}
 .feature-main{min-height:270px}
 .feature-row{grid-template-columns:100px 1fr}
 .category-grid{grid-template-columns:1fr}
 .category-tile{min-height:102px}
 .rank-summary{align-items:flex-start;padding:18px}
 .rank-summary .rank-big{font-size:34px}
 .rank-table th,.rank-table td{padding:10px 8px;font-size:10px}
 .rank-table td:nth-child(2){font-size:11px}
 .resource-band{grid-template-columns:1fr;padding:22px}
 .resource-icons{gap:7px}
 .resource-icons span{width:37px;height:37px}
 .faq-list{grid-template-columns:1fr}
 .closing-panel{grid-template-columns:1fr;padding:25px 22px}
 .closing-panel h2{font-size:21px}
 .closing-panel .button{justify-self:start}
 .footer-grid{grid-template-columns:1fr 1fr;gap:24px 15px}
 .footer-grid>div:first-child{grid-column:1/-1}
 .footer-bottom{flex-direction:column;gap:7px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{--ink:#171716;--ink-soft:#252522;--paper:#f5f3ee;--white:#fff;--muted:#77756f;--line:#e6e2d9;--gold:#d4b36b;--gold-light:#f0dfae;--red:#a6483d;--green:#496858;--radius:14px;--radius-lg:22px;--shadow:0 12px 34px rgba(27,25,20,.08);--shadow-hover:0 18px 44px rgba(27,25,20,.15);--container:1200px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.7}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease}
a:hover{color:var(--red)}
img{display:block;max-width:100%}
button,input{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(212,179,107,.72);outline-offset:3px}
.container{width:min(var(--container),calc(100% - 48px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(17,17,16,.96);border-bottom:1px solid rgba(255,255,255,.09);backdrop-filter:blur(14px)}
.header-inner{min-height:76px;display:flex;align-items:center;gap:34px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;white-space:nowrap}
.brand:hover{color:var(--gold-light)}
.brand-mark{width:37px;height:37px;display:grid;place-items:center;border:1px solid var(--gold);border-radius:10px;color:var(--gold);font-family:Georgia,serif;font-weight:700;font-size:16px;flex:none}
.brand-name{font-size:15px;font-weight:700;letter-spacing:0;line-height:1.3}
.main-nav{display:flex;align-items:center;gap:25px;margin-left:auto}
.main-nav a{position:relative;color:#d0cec8;font-size:13px;white-space:nowrap;padding:28px 0}
.main-nav a:hover,.main-nav a.active{color:var(--gold-light)}
.main-nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:18px;height:2px;background:var(--gold)}
.header-search{display:flex;align-items:center;width:174px;height:38px;border:1px solid #44433d;border-radius:99px;padding:0 12px;gap:8px}
.header-search span{color:var(--gold);font-size:16px}
.header-search input{min-width:0;width:100%;padding:0;border:0;background:transparent;color:#fff;font-size:12px;box-shadow:none;margin:0}
.header-search input::placeholder{color:#929087}
.header-search input:focus{border:0;background:transparent;box-shadow:none}
.menu-toggle{display:none;color:#fff;background:none;border:1px solid #48463e;border-radius:8px;padding:7px 10px;cursor:pointer}
.hero{position:relative;overflow:hidden;background:#11110f;color:#fff;padding:70px 0 62px}
.hero:before{content:"";position:absolute;inset:0 0 0 48%;background:linear-gradient(90deg,#11110f 0%,rgba(17,17,15,.76) 36%,rgba(17,17,15,.1) 100%),url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?auto=format&fit=crop&w=1500&q=85") center 44%/cover no-repeat;opacity:.72}
.hero:after{content:"";position:absolute;inset:auto 0 0;height:1px;background:linear-gradient(90deg,transparent,rgba(212,179,107,.7),transparent)}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.72fr);align-items:center;gap:64px}
.hero-copy{max-width:650px}
.hero-kicker{display:inline-flex;align-items:center;gap:9px;color:var(--gold-light);font-size:12px;font-weight:700}
.hero-kicker:before{content:"";width:23px;height:1px;background:var(--gold)}
.hero h1{max-width:700px;margin:19px 0 14px;color:#fff;font-size:clamp(36px,5vw,58px);line-height:1.16;font-weight:750;letter-spacing:0}
.hero h1 em{font-style:normal;color:var(--gold-light)}
.hero-subtitle{margin:0 0 17px;color:#e2d7bd;font-size:18px;font-weight:600}
.hero-description{max-width:620px;margin:0;color:#c2c0b9;font-size:14px;line-height:2}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border:1px solid transparent;border-radius:9px;font-size:13px;font-weight:700;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}
.button:hover{transform:translateY(-2px)}
.button-gold{background:var(--gold);color:#191813}
.button-gold:hover{background:#e3c77f;color:#14130f;box-shadow:0 8px 24px rgba(212,179,107,.25)}
.button-outline{border-color:rgba(255,255,255,.3);color:#f5f2ea;background:rgba(255,255,255,.04)}
.button-outline:hover{border-color:var(--gold);color:var(--gold-light);background:rgba(255,255,255,.08)}
.compare-panel{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:10px;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-lg);background:rgba(20,20,18,.76);box-shadow:0 20px 50px rgba(0,0,0,.23)}
.compare-side{min-height:195px;padding:16px;border-radius:15px;display:flex;flex-direction:column;justify-content:space-between;background:#2b2420}
.compare-side.after{background:#26342e}
.compare-caption{display:inline-flex;align-self:flex-start;padding:5px 9px;border-radius:99px;background:rgba(255,255,255,.1);color:#e8e2d5;font-size:10px;font-weight:700}
.subtitle-sample{margin:auto 0;color:#d6cec0;font-size:15px;font-weight:700;line-height:1.7}
.after .subtitle-sample{color:#f4e6bf}
.compare-note{color:#aaa79e;font-size:10px}
.section{padding:68px 0}
.section-tight{padding:52px 0}
.section-dark{background:#191917;color:#fff}
.section-warm{background:#ede9df}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:27px}
.section-kicker{display:block;margin-bottom:7px;color:var(--red);font-size:11px;font-weight:800;letter-spacing:1.2px}
.section-dark .section-kicker{color:var(--gold)}
.section-title{margin:0;color:var(--ink);font-size:29px;line-height:1.35;font-weight:750;letter-spacing:0}
.section-dark .section-title{color:#fff}
.section-intro{max-width:700px;margin:10px 0 0;color:var(--muted);font-size:13px;line-height:1.9}
.section-dark .section-intro{color:#aaa79e}
.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--red);font-size:12px;font-weight:700;white-space:nowrap}
.text-link:hover{gap:11px;color:#7e3129}
.eyebrow-chip{display:inline-flex;align-items:center;gap:7px;padding:6px 10px;border-radius:99px;background:#f2e8d0;color:#705c31;font-size:10px;font-weight:700}
.eyebrow-chip:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold)}
.category-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch}
.feature-panel{position:relative;min-height:360px;overflow:hidden;border-radius:var(--radius-lg);background:#27231e}
.feature-panel img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.78}
.feature-panel:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(15,14,12,.9))}
.feature-copy{position:absolute;z-index:1;left:28px;right:28px;bottom:26px;color:#fff}
.feature-copy h3{margin:12px 0 7px;font-size:25px;line-height:1.35}
.feature-copy p{max-width:520px;margin:0;color:#dedbd3;font-size:12px;line-height:1.8}
.feature-stamp{display:inline-flex;padding:6px 10px;border:1px solid rgba(255,255,255,.36);border-radius:99px;color:#f1dfb6;font-size:10px;font-weight:700}
.category-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.category-item{position:relative;min-height:170px;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.75);transition:transform .25s,box-shadow .25s,border-color .25s}
.category-item:hover{transform:translateY(-3px);border-color:#d2c8b4;box-shadow:var(--shadow)}
.category-index{color:var(--red);font-size:10px;font-weight:800;letter-spacing:1px}
.category-item h3{margin:13px 0 6px;font-size:16px}
.category-item p{margin:0;color:var(--muted);font-size:11px;line-height:1.85}
.category-item .arrow{position:absolute;right:17px;top:16px;color:#a6a096;font-size:18px}
.topic-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.topic-cell{padding:22px 20px 22px 0}
.topic-cell+.topic-cell{padding-left:20px;border-left:1px solid var(--line)}
.topic-cell strong{display:block;margin-bottom:6px;color:var(--ink);font-size:14px}
.topic-cell span{display:block;color:var(--muted);font-size:11px;line-height:1.8}
.releases{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.release-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:transform .25s,box-shadow .25s}
.release-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.release-image{position:relative;aspect-ratio:16/10;overflow:hidden;background:#d8d3c9}
.release-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.release-card:hover .release-image img{transform:scale(1.04)}
.release-badge{position:absolute;left:11px;top:11px;padding:5px 8px;border-radius:6px;background:rgba(20,20,18,.82);color:#f1dfb6;font-size:9px;font-weight:800}
.release-info{padding:13px 14px 15px}
.release-info h3{margin:0 0 7px;font-size:14px;line-height:1.5}
.release-meta{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:10px}
.rating{color:#876c36;font-weight:800}
.news-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;align-items:start}
.news-lead{padding:24px;border-left:3px solid var(--gold);background:#fff}
.news-lead h3{margin:12px 0 8px;font-size:20px;line-height:1.5}
.news-lead p{margin:0;color:var(--muted);font-size:12px;line-height:1.9}
.news-list{display:grid;grid-template-columns:1fr 1fr;gap:0 26px}
.news-item{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
.news-thumb{width:84px;height:64px;flex:none;overflow:hidden;border-radius:8px;background:#ddd}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-item h3{margin:1px 0 5px;font-size:12px;line-height:1.6}
.news-item time{color:var(--muted);font-size:10px}
.rank-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:55px;align-items:start}
.rank-intro{position:sticky;top:110px}
.rank-summary{display:flex;gap:24px;margin-top:24px}
.rank-summary div{padding-right:23px;border-right:1px solid rgba(255,255,255,.18)}
.rank-summary div:last-child{padding:0;border:0}
.rank-summary strong{display:block;color:var(--gold-light);font-size:23px;line-height:1.2}
.rank-summary span{color:#aaa79e;font-size:10px}
.rank-list{margin:0;padding:0;list-style:none}
.rank-list li{display:grid;grid-template-columns:42px 1fr auto auto;align-items:center;gap:16px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.11)}
.rank-number{color:#77746c;font-size:14px;font-weight:800}
.rank-list li:nth-child(-n+3) .rank-number{color:var(--gold)}
.rank-name{color:#f1eee8;font-size:13px;font-weight:650}
.rank-tag{padding:4px 8px;border:1px solid rgba(255,255,255,.16);border-radius:99px;color:#aaa79e;font-size:9px}
.rank-score{color:var(--gold-light);font-size:11px;font-weight:800}
.info-band{display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:center}
.info-copy h2{margin:0 0 12px;font-size:26px;line-height:1.4}
.info-copy p{margin:0;color:var(--muted);font-size:13px;line-height:2}
.info-visual{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.info-visual img{width:100%;height:145px;object-fit:cover;border-radius:var(--radius)}
.info-visual img:first-child{height:180px;grid-row:span 2}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 34px}
.faq-item{padding:20px 0;border-bottom:1px solid var(--line)}
.faq-item h3{display:flex;gap:12px;margin:0 0 8px;font-size:14px}
.faq-item h3 span{color:var(--red);font-size:12px}
.faq-item p{margin:0 0 0 25px;color:var(--muted);font-size:12px;line-height:1.9}
.closing-band{background:#d9c491;padding:37px 0}
.closing-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
.closing-inner h2{margin:0;font-size:21px;line-height:1.4}
.closing-inner p{margin:5px 0 0;color:#594f3a;font-size:12px}
.closing-band .button{background:#191917;color:#fff}
.closing-band .button:hover{background:#39362e;color:#fff}
.site-footer{padding:52px 0 20px;background:#141412;color:#c3c0b8}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:36px;padding-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:14px;font-weight:700}
.footer-description{max-width:290px;margin:16px 0 0;color:#939087;font-size:11px;line-height:1.9}
.footer-column{display:flex;flex-direction:column;align-items:flex-start;gap:9px}
.footer-column h3{margin:0 0 6px;color:#f1eee8;font-size:12px}
.footer-column a,.footer-column span{color:#aaa79e;font-size:11px}
.footer-column a:hover{color:var(--gold-light)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:17px;border-top:1px solid rgba(255,255,255,.1);color:#77746c;font-size:10px}
.footer-bottom a{color:#c4bdab}
@media(max-width:1024px){
 .header-inner{gap:18px}.main-nav{gap:16px}.header-search{width:145px}
 .hero-inner{gap:36px}.releases{grid-template-columns:repeat(3,1fr)}
 .footer-grid{gap:22px}
}
@media(max-width:768px){
 .container{width:min(var(--container),calc(100% - 36px))}
 .header-inner{min-height:68px;flex-wrap:wrap;gap:12px}
 .brand-name{font-size:13px}
 .menu-toggle{display:block;margin-left:auto}
 .main-nav{display:none;order:3;width:100%;margin:0;padding:2px 0 14px;overflow-x:auto;gap:22px}
 .main-nav.is-open{display:flex}
 .main-nav a{padding:9px 0 12px;font-size:12px}
 .main-nav a.active:after{bottom:5px}
 .header-search{display:none}
 .hero{padding:55px 0 48px}
 .hero:before{inset:0;opacity:.36}
 .hero-inner{grid-template-columns:1fr;gap:30px}
 .hero-copy{max-width:680px}
 .compare-panel{max-width:520px}
 .compare-side{min-height:150px}
 .section{padding:54px 0}
 .section-tight{padding:42px 0}
 .category-layout,.news-layout,.rank-layout,.info-band{grid-template-columns:1fr;gap:24px}
 .rank-intro{position:static}
 .feature-panel{min-height:320px}
 .topic-strip{grid-template-columns:1fr 1fr}
 .topic-cell:nth-child(3){padding-left:0;border-left:0;border-top:1px solid var(--line)}
 .topic-cell:nth-child(4){border-top:1px solid var(--line)}
 .releases{grid-template-columns:repeat(2,1fr)}
 .news-list{gap:0 20px}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
 .container{width:calc(100% - 30px)}
 .brand-mark{width:34px;height:34px}
 .brand-name{max-width:215px;white-space:normal}
 .hero h1{font-size:37px}
 .hero-subtitle{font-size:16px}
 .hero-description{font-size:13px}
 .hero-actions .button{flex:1 1 145px}
 .compare-panel{gap:7px;padding:7px}
 .compare-side{min-height:140px;padding:12px}
 .subtitle-sample{font-size:13px}
 .section-head{align-items:flex-start;flex-direction:column;gap:12px;margin-bottom:21px}
 .section-title{font-size:25px}
 .category-list{gap:9px}
 .category-item{min-height:175px;padding:15px}
 .feature-panel{min-height:285px}
 .feature-copy{left:20px;right:20px;bottom:20px}
 .feature-copy h3{font-size:21px}
 .topic-cell{padding:17px 12px 17px 0}
 .topic-cell+.topic-cell{padding-left:12px}
 .topic-cell:nth-child(3){padding-left:0}
 .releases{gap:10px}
 .release-info{padding:11px}
 .release-info h3{font-size:12px}
 .release-meta{font-size:9px}
 .news-list{grid-template-columns:1fr}
 .news-lead{padding:19px}
 .rank-layout{gap:15px}
 .rank-list li{grid-template-columns:28px 1fr auto;gap:9px}
 .rank-tag{display:none}
 .rank-summary{gap:17px}
 .rank-summary div{padding-right:16px}
 .faq-grid{grid-template-columns:1fr}
 .closing-inner{align-items:flex-start;flex-direction:column}
 .closing-inner h2{font-size:19px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px 18px}
 .footer-grid>div:first-child{grid-column:1/-1}
 .footer-bottom{flex-direction:column;gap:8px}
}