:root{
    --bg:#0B0D10;--bg-2:#101319;--bg-3:#151922;--surface:#171B23;--surface-2:#1D222C;--surface-3:#242A35;
    --text:#F4F1EA;--text-2:#C5C0B7;--text-3:#898E98;--line:rgba(255,255,255,.08);--line-strong:rgba(255,255,255,.14);
    --primary:#C94F4F;--primary-2:#E06A58;--primary-soft:rgba(201,79,79,.14);--gold:#C9A86A;--gold-soft:rgba(201,168,106,.14);
    --ice:#6EA7B9;--ice-soft:rgba(110,167,185,.12);--success:#6E9B7D;--shadow:0 20px 60px rgba(0,0,0,.34);--shadow-soft:0 12px 32px rgba(0,0,0,.22);
    --radius:10px;--radius-card:16px;--radius-large:24px;--wrap:1360px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.68;overflow-x:hidden}body.search-open,body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button,input{font:inherit}.wrap{width:min(calc(100% - 40px),var(--wrap));margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;left:16px;top:-80px;z-index:2000;background:var(--text);color:var(--bg);padding:10px 14px;border-radius:8px}.skip-link:focus{top:12px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary-2);font-size:12px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.eyebrow.gold{color:var(--gold)}.eyebrow.ice{color:var(--ice)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(40px,5vw,76px);line-height:1.02;letter-spacing:-.055em;margin-bottom:24px}h2{font-size:clamp(28px,3.2vw,46px);line-height:1.12;letter-spacing:-.035em;margin-bottom:14px}h3{line-height:1.25;letter-spacing:-.02em}.lede{color:var(--text-2);font-size:clamp(17px,1.5vw,21px);max-width:760px}.meta{color:var(--text-3);font-size:13px}.tag,.level{display:inline-flex;align-items:center;border:1px solid var(--line);background:rgba(255,255,255,.035);color:var(--text-2);font-size:12px;padding:4px 8px;border-radius:999px}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 16px;border-radius:9px;border:1px solid var(--line-strong);font-weight:700;transition:.2s ease}.button:hover,.button:focus-visible{transform:translateY(-2px);border-color:rgba(255,255,255,.3)}.button--primary{background:var(--primary);border-color:var(--primary);color:#fff}.button--secondary{background:var(--surface-3);color:var(--text)}.button--ghost{background:transparent;color:var(--text-2)}.text-link{display:inline-flex;gap:8px;align-items:center;color:var(--text);font-weight:700}.text-link:hover,.text-link:focus-visible{color:var(--gold)}:focus-visible{outline:2px solid var(--ice);outline-offset:3px}
.newsbar{background:#090A0D;border-bottom:1px solid rgba(255,255,255,.06);font-size:12px;color:var(--text-3)}.newsbar__inner{height:28px;display:flex;align-items:center;gap:20px;white-space:nowrap;overflow:hidden}.newsbar__inner>span{color:var(--gold);font-weight:800}.newsbar a:hover{color:var(--text)}.site-header{position:sticky;top:0;z-index:1000;height:72px;background:rgba(11,13,16,.88);backdrop-filter:blur(18px);border-bottom:1px solid transparent;transition:.2s ease}.site-header.is-scrolled{border-color:var(--line);box-shadow:0 14px 30px rgba(0,0,0,.2)}.header-inner{height:100%;display:flex;align-items:center;gap:26px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:900;letter-spacing:-.02em;white-space:nowrap}.brand img{width:34px;height:34px;object-fit:contain;border-radius:8px}.desktop-nav{display:flex;align-items:stretch;height:100%;gap:18px;flex:1;justify-content:center}.desktop-nav a{position:relative;display:flex;align-items:center;color:#B9BBC2;font-size:14px;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a:focus-visible,.desktop-nav a.is-active{color:var(--text)}.desktop-nav a.is-active:after{content:"";position:absolute;left:30%;right:30%;bottom:0;height:2px;background:var(--primary)}.header-actions{display:flex;align-items:center;gap:8px}.header-link{font-size:13px;color:var(--text-2);padding:8px}.icon-button,.menu-button,.search-close,.mobile-drawer__head button,.scroller-controls button,.back-top{border:1px solid var(--line);background:var(--surface);color:var(--text);cursor:pointer}.icon-button{width:38px;height:38px;border-radius:10px}.menu-button{display:none;width:42px;height:38px;border-radius:10px;padding:10px}.menu-button span{display:block;height:1px;background:var(--text);margin:5px 0}.mobile-drawer{position:fixed;z-index:1200;right:12px;top:40px;bottom:12px;width:min(380px,calc(100% - 24px));padding:18px;background:var(--surface);border:1px solid var(--line-strong);border-radius:18px;box-shadow:var(--shadow);overflow:auto}.mobile-drawer__head{display:flex;justify-content:space-between;align-items:center;padding-bottom:14px;border-bottom:1px solid var(--line)}.mobile-drawer__head button{width:38px;height:38px;border-radius:10px}.mobile-drawer nav{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}.mobile-drawer nav a{padding:11px 12px;border:1px solid var(--line);border-radius:10px;color:var(--text-2)}.mobile-drawer nav a:hover{background:var(--surface-2);color:var(--text)}
.search-modal{display:none}.search-modal.is-open{display:flex}.search-modal[hidden]{display:none !important}.search-modal{position:fixed;inset:0;z-index:1500;align-items:flex-start;justify-content:center;padding:10vh 20px;background:rgba(0,0,0,.72);backdrop-filter:blur(10px)}.search-dialog{width:min(760px,100%);background:var(--surface);border:1px solid var(--line-strong);border-radius:20px;box-shadow:var(--shadow);padding:26px}.search-dialog__head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.search-dialog h2{font-size:32px;margin:6px 0 14px}.search-close{width:42px;height:42px;border-radius:10px}.global-search,.hero-search{display:flex;gap:8px;padding:7px;background:var(--bg-2);border:1px solid var(--line-strong);border-radius:12px}.global-search:focus-within,.hero-search:focus-within{border-color:var(--ice)}.global-search input,.hero-search input{min-width:0;flex:1;background:transparent;border:0;color:var(--text);outline:0;padding:8px 10px}.global-search button,.hero-search button{border:0;background:var(--primary);color:#fff;border-radius:8px;padding:8px 16px;font-weight:800;cursor:pointer}.search-suggestions{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.search-suggestions a,.hot-words a,.tag-wall a{border:1px solid var(--line);background:rgba(255,255,255,.02);padding:7px 10px;border-radius:999px;color:var(--text-2);font-size:13px}.search-suggestions a:hover,.hot-words a:hover,.tag-wall a:hover{border-color:var(--line-strong);color:var(--text)}
.section{position:relative;padding:88px 0;border-top:1px solid rgba(255,255,255,.045)}.section:nth-of-type(4n+1){background:var(--bg-2)}.section:nth-of-type(4n+2){background:var(--bg-3)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:34px}.section-head>div{max-width:830px}.section-head h2{margin:6px 0 8px}.section-head p{color:var(--text-3);max-width:720px;margin-bottom:0}.reveal{opacity:0;transform:translateY(12px);transition:opacity .45s ease,transform .45s ease}.reveal.is-visible{opacity:1;transform:none}
.home-hero{min-height:650px;padding:56px 0 64px;background:radial-gradient(circle at 56% 35%,rgba(201,79,79,.09),transparent 28%),linear-gradient(180deg,#0B0D10 0%,#101319 100%);border-bottom:1px solid var(--line)}.home-hero__grid{display:grid;grid-template-columns:5fr 4fr 3fr;gap:22px;align-items:stretch}.home-hero__copy{padding:32px 8px 24px 0;display:flex;flex-direction:column;justify-content:center}.home-hero__copy h1{max-width:700px}.home-hero__copy .hero-search{margin:8px 0 2px;max-width:680px}.hot-words{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px;align-items:center}.hot-words>span{font-size:12px;color:var(--text-3)}.hero-notes{display:flex;flex-wrap:wrap;gap:16px;margin-top:22px;color:var(--text-3);font-size:12px}.hero-notes span:before{content:"•";color:var(--gold);margin-right:7px}.home-hero__cover{position:relative;min-height:570px;border:1px solid var(--line-strong);border-radius:var(--radius-large);overflow:hidden;box-shadow:var(--shadow)}.home-hero__cover:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(7,8,10,.88) 100%)}.home-hero__cover img{width:100%;height:100%;object-fit:cover}.cover-caption{position:absolute;z-index:2;left:22px;right:22px;bottom:20px}.cover-caption span{display:block;color:var(--gold);font-size:11px;letter-spacing:.14em}.cover-caption strong{display:block;font-size:22px;line-height:1.25;margin-top:5px}.home-hero__rail{background:rgba(23,27,35,.82);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;display:flex;flex-direction:column}.home-hero__rail h2{font-size:28px;margin:6px 0 12px}.rail-story{display:grid;grid-template-columns:34px 1fr;gap:8px 10px;padding:14px 0;border-top:1px solid var(--line)}.rail-story>span{grid-row:1/3;color:var(--primary-2);font-weight:900}.rail-story strong{font-size:14px;line-height:1.35}.rail-story small{color:var(--text-3)}.editor-mark{margin-top:auto;padding:16px;border:1px solid rgba(201,168,106,.3);background:var(--gold-soft);border-radius:12px}.editor-mark span{display:block;color:var(--gold);font-size:11px;letter-spacing:.1em}.editor-mark strong{display:block;font-size:14px;margin-top:5px}
.tag-wall{display:flex;flex-wrap:wrap;gap:10px}.focus-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:18px}.focus-grid__small{display:grid;grid-template-columns:1fr 1fr;gap:14px}.media-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:.2s ease}.media-card:hover{transform:translateY(-3px);border-color:var(--line-strong)}.media-card__image{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--surface-2)}.media-card__image img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease}.media-card:hover img{transform:scale(1.02)}.media-card__body{padding:16px}.media-card h3{font-size:19px;margin:10px 0 8px}.media-card p{color:var(--text-3);font-size:14px;margin:8px 0 0}.media-card--lead .media-card__image{aspect-ratio:16/11}.media-card--lead h3{font-size:28px}.media-card--compact .media-card__body{padding:13px}.media-card--compact h3{font-size:15px}.media-card--compact p{display:none}.feature-split{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}.media-card--feature .media-card__image{aspect-ratio:16/9}.story-list{border-top:1px solid var(--line)}.story-list>a{display:grid;grid-template-columns:42px 1fr;gap:14px;padding:18px 0;border-bottom:1px solid var(--line)}.story-list>a>span{color:var(--gold);font-weight:900}.story-list strong{display:block}.story-list p{color:var(--text-3);font-size:13px;margin:4px 0 0}.timeline{max-width:900px;margin-left:auto}.timeline article{position:relative;display:grid;grid-template-columns:90px 1fr;gap:24px;padding:0 0 30px 28px;border-left:1px solid var(--line-strong)}.timeline article:before{content:"";position:absolute;left:-5px;top:7px;width:9px;height:9px;border-radius:50%;background:var(--primary)}.timeline time{color:var(--primary-2);font-weight:900}.timeline h3{margin-bottom:6px}.timeline p{color:var(--text-3);margin:0}.scroller-controls{display:flex;justify-content:flex-end;gap:8px;margin:-18px 0 14px}.scroller-controls button{width:38px;height:38px;border-radius:10px}.media-scroller{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(260px,330px);gap:14px;overflow-x:auto;scroll-snap-type:x proximity;padding-bottom:8px}.media-scroller>.media-card{scroll-snap-align:start}.ranking-duo{display:grid;grid-template-columns:1fr 1fr;gap:18px}.ranking-duo>div{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px}.ranking-duo h3{font-size:22px}.rank-row{display:grid;grid-template-columns:48px 1fr;gap:14px;padding:14px 0;border-top:1px solid var(--line)}.rank-row b{color:var(--primary-2);font-size:18px}.rank-row small{display:block;color:var(--text-3);margin-top:3px}.rank-row--gold b{color:var(--gold)}.short-mosaic{display:grid;grid-template-columns:repeat(4,1fr);align-items:start;gap:14px}.media-card--tall-1 .media-card__image{aspect-ratio:4/5}.media-card--tall-2{margin-top:44px}.media-card--tall-2 .media-card__image{aspect-ratio:3/4}.media-card--tall-3{margin-top:18px}.media-card--tall-3 .media-card__image{aspect-ratio:4/6}.magazine-two,.starter-grid,.sound-layout,.grade-layout,.notes-layout,.about-layout,.people-layout{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.magazine-two figure{margin:0}.magazine-two figure img{border:1px solid var(--line);border-radius:var(--radius-large);aspect-ratio:4/3;object-fit:cover}.magazine-two figcaption{color:var(--text-3);font-size:12px;margin-top:8px}.offset-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.offset-cards article{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card)}.offset-cards article:nth-child(2){transform:translateY(24px)}.offset-cards article>span{color:var(--gold);font-size:12px}.offset-cards p{color:var(--text-3)}.hot-ranking{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.hot-ranking li{display:grid;grid-template-columns:70px 1fr auto;gap:20px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}.hot-ranking b{font-size:24px;color:var(--primary-2)}.hot-ranking em{font-style:normal;color:var(--text-3);font-size:12px}.category-map{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.category-map a{min-height:112px;padding:18px;border:1px solid var(--line);background:var(--surface);border-radius:14px}.category-map span{display:block;font-weight:800}.category-map small{display:block;color:var(--text-3);margin-top:7px}.editor-band{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:36px;border:1px solid rgba(201,168,106,.25);background:linear-gradient(120deg,var(--surface),#151712);border-radius:var(--radius-large)}.editor-band>div{max-width:850px}.process-flow{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.process-flow>div{position:relative;padding:22px;border:1px solid var(--line);background:var(--surface);border-radius:14px}.process-flow span{color:var(--gold);font-size:12px}.process-flow strong{display:block;margin:8px 0}.process-flow p{color:var(--text-3);font-size:13px;margin:0}.check-panel{padding:26px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card)}.check-panel ul{margin:0;padding:0;list-style:none}.check-panel li{padding:10px 0 10px 24px;border-top:1px solid var(--line);position:relative}.check-panel li:before{content:"✓";position:absolute;left:0;color:var(--success)}.media-band{display:grid;grid-template-columns:.9fr 1.1fr;gap:38px;align-items:center}.media-band__visual img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-large);border:1px solid var(--line)}.lab-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.lab-grid article{padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card)}.lab-grid b{color:var(--ice)}.lab-grid p{color:var(--text-3)}.studio-grid{display:grid;grid-template-columns:1fr .9fr;gap:50px}.studio-meter{padding:24px;background:var(--surface);border:1px solid rgba(110,167,185,.22);border-radius:var(--radius-card)}.studio-meter>div{margin-bottom:18px}.studio-meter span{display:block;font-size:13px;margin-bottom:7px}.studio-meter i{display:block;width:100%;height:7px;background:var(--surface-3);border-radius:99px;overflow:hidden}.studio-meter i:after{content:"";display:block;width:var(--p);height:100%;background:var(--ice)}.studio-meter small{color:var(--text-3)}.ai-panel{display:grid;grid-template-columns:1.2fr 1fr auto;gap:30px;align-items:center;padding:30px;border:1px solid rgba(110,167,185,.22);background:linear-gradient(120deg,#111820,#171B23);border-radius:var(--radius-large)}.ai-steps{display:flex;flex-wrap:wrap;gap:8px}.ai-steps span,.ai-steps strong{padding:8px 10px;border:1px solid var(--line);border-radius:9px;font-size:12px}.ai-steps strong{color:var(--ice);border-color:rgba(110,167,185,.35)}.tutorial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.tutorial-card{padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card)}.tutorial-card__top{display:flex;justify-content:space-between;color:var(--text-3);font-size:12px;margin-bottom:16px}.tutorial-card h3{margin:8px 0}.tutorial-card p{color:var(--text-3);font-size:14px}.learning-route{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.learning-route li{display:flex;gap:14px;padding:20px;border:1px solid var(--line);background:var(--surface);border-radius:14px;cursor:pointer}.learning-route li.is-current{border-color:var(--ice);background:var(--ice-soft)}.learning-route b{color:var(--ice);font-size:20px}.learning-route small{display:block;color:var(--text-3);margin-top:4px}.quick-card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.quick-card-grid article{padding:20px;border-left:2px solid var(--primary);background:var(--surface)}.quick-card-grid p{color:var(--text-3);margin:0}.wave-card{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:24px;background:var(--surface);border:1px solid rgba(110,167,185,.24);border-radius:var(--radius-card)}.wave-card span{display:flex;align-items:end;justify-content:center;min-height:120px;padding:10px;background:linear-gradient(180deg,var(--ice-soft),transparent);border:1px solid var(--line);border-radius:10px}.wave-card span:nth-child(2){min-height:90px}.wave-card span:nth-child(3){min-height:105px}.wave-card span:nth-child(4){min-height:70px}.grade-swatch{display:grid;grid-template-columns:1fr 1fr;gap:8px}.grade-swatch span{aspect-ratio:2/1;display:grid;place-items:center;background:var(--surface);border:1px solid var(--line);border-radius:12px;color:var(--text-2)}.grade-swatch span:nth-child(2){background:#20252b}.grade-swatch span:nth-child(3){background:#29251f}.grade-swatch span:nth-child(4){background:#181b20}.workflow-tabs{display:flex;flex-wrap:wrap;gap:8px}.workflow-tabs button,.filter-bar button{border:1px solid var(--line);background:var(--surface);color:var(--text-2);padding:9px 12px;border-radius:9px;cursor:pointer}.workflow-tabs button.is-active,.filter-bar button.is-active{border-color:var(--primary);color:var(--text);background:var(--primary-soft)}.workflow-preview{margin-top:14px;padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.workflow-preview span{display:block;color:var(--text-3);font-size:12px}.workflow-preview strong{display:block;font-size:20px;margin:8px 0}.workflow-preview p{color:var(--text-3);margin:0}.case-horizontal{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.case-horizontal article{padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card)}.case-horizontal article>span{color:var(--gold);font-size:12px}.case-horizontal p{color:var(--text-3)}.case-horizontal a{font-weight:800}.notes-layout blockquote{margin:0;padding:32px;background:var(--surface);border:1px solid rgba(201,168,106,.25);border-radius:var(--radius-large);font-size:clamp(22px,2.4vw,34px);line-height:1.4;color:var(--text)}.pitfall-list{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.pitfall-list article{padding:20px;border:1px solid var(--line);border-radius:14px}.pitfall-list b{color:var(--primary-2)}.pitfall-list p{color:var(--text-3)}.safety-split{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;align-items:center}.safety-split img{border-radius:var(--radius-large);border:1px solid var(--line)}.comment-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.comment-grid article{padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.comment-grid article>span{color:var(--ice);font-size:12px}.comment-grid p{color:var(--text-2);margin:8px 0 14px}.like-button{border:1px solid 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