.dev-api-landing{min-height:100dvh;background:var(--background);color:var(--foreground)}.dev-api-landing__main{max-width:80rem;margin:0 auto;padding:88px 24px 64px}.dev-api-landing__kicker{font-size:11px;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--muted-foreground)}.dev-api-landing__section-head{text-align:center;margin:0 auto 48px}.dev-api-landing__section-head h2{margin:12px 0 0;font-size:clamp(1.75rem,3vw,2.25rem);letter-spacing:-.02em}.dev-api-landing__section-head p{margin:12px 0 0;color:var(--muted-foreground);font-size:16px;line-height:1.6}.dev-api-landing__hero{display:grid;gap:40px;align-items:center;padding:48px 0 64px}@media(min-width:1024px){.dev-api-landing__hero{grid-template-columns:1fr 1fr}}.dev-api-landing__eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:24px;font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--muted-foreground)}.dev-api-landing__pulse{width:6px;height:6px;border-radius:50%;background:#10b981;animation:dev-pulse 1.4s ease infinite}.dev-api-landing__slash{opacity:.4}.dev-api-landing__title{margin:0;font-size:clamp(2.25rem,5vw,4rem);line-height:1.05;letter-spacing:-.03em}.dev-api-landing__title-grad{display:inline-block;font-size:clamp(1.75rem,3.6vw,3.25rem);background:linear-gradient(110deg,var(--sumeru-blue),var(--logic-purple) 45%,var(--accent-cyan));-webkit-background-clip:text;background-clip:text;color:transparent}.dev-api-landing__lead{margin:24px 0 0;max-width:36rem;color:var(--muted-foreground);font-size:1.125rem;line-height:1.7}.dev-api-landing__cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.dev-api-landing__cta-primary{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 8px 0 20px;border:none;border-radius:var(--radius-full);background:var(--foreground);color:var(--background);font-size:14px;font-weight:600}.dev-api-landing__cta-primary span{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;background:color-mix(in oklab,var(--background) 15%,transparent)}.dev-api-landing__cta-secondary{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 20px;border-radius:var(--radius-full);border:1px solid var(--border);background:color-mix(in oklab,var(--foreground) 4%,transparent);color:var(--foreground);font-size:14px;font-weight:600;text-decoration:none}.dev-api-landing__trust{display:flex;flex-wrap:wrap;gap:20px;margin-top:32px;font-size:11px;color:var(--muted-foreground)}.dev-api-landing__trust span{display:inline-flex;align-items:center;gap:6px}.dev-api-landing__hero-code{position:relative}.dev-api-landing__hero-code:before{content:"";position:absolute;inset:-24px;border-radius:32px;background:conic-gradient(from 120deg,var(--sumeru-blue),var(--accent-violet),var(--accent-cyan),var(--sumeru-blue));opacity:.22;filter:blur(28px);pointer-events:none}.dev-api-landing__terminal{position:relative;border-radius:var(--radius-xl);border:1px solid var(--border);background:#0b0d12;overflow:hidden;box-shadow:0 24px 80px #00000059}.dev-api-landing__terminal pre{margin:0;padding:20px;overflow-x:auto;font-family:var(--font-mono);font-size:12.5px;line-height:1.6;color:#6ee7b7e6}.dev-api-landing__terminal-bar{display:flex;align-items:center;gap:8px;height:36px;padding:0 16px;border-bottom:1px solid rgba(255,255,255,.05)}.dev-api-landing__dot{width:10px;height:10px;border-radius:50%}.dev-api-landing__dot--r{background:#ff5f56}.dev-api-landing__dot--y{background:#ffbd2e}.dev-api-landing__dot--g{background:#27c93f}.dev-api-landing__terminal-name{margin-left:8px;font-family:var(--font-mono);font-size:11px;color:#fff6}.dev-api-landing__live{margin-left:auto;font-size:10px;font-weight:700;padding:2px 8px;border-radius:6px;background:color-mix(in oklab,var(--sumeru-blue) 25%,transparent);color:var(--sumeru-blue)}.dev-api-landing__terminal-foot{display:flex;gap:12px;padding:12px 20px;border-top:1px solid rgba(255,255,255,.05);font-family:var(--font-mono);font-size:11px;color:#ffffff73}.dev-api-landing__ok{color:#34d399}.dev-api-landing__demo{padding:80px 0}.dev-api-landing__demo-card{border-radius:24px;border:1px solid var(--border);background:color-mix(in oklab,var(--foreground) 3%,var(--background));overflow:hidden}.dev-api-landing__lang-tabs{display:flex;flex-wrap:wrap;align-items:center;gap:4px;padding:12px}.dev-api-landing__lang-tabs button{height:32px;padding:0 14px;border:none;border-radius:var(--radius-full);background:transparent;color:var(--muted-foreground);font-size:12px;font-weight:600}.dev-api-landing__lang-tabs button.is-active{background:var(--foreground);color:var(--background)}.dev-api-landing__connected{margin-left:auto;display:inline-flex;align-items:center;gap:6px;padding-right:8px;font-size:11px;color:var(--muted-foreground)}.dev-api-landing__connected span{width:6px;height:6px;border-radius:50%;background:#10b981}.dev-api-landing__demo-grid{display:grid;border-top:1px solid var(--border)}@media(min-width:1024px){.dev-api-landing__demo-grid{grid-template-columns:5fr 7fr}}.dev-api-landing__demo-meta{padding:28px;border-bottom:1px solid var(--border)}@media(min-width:1024px){.dev-api-landing__demo-meta{border-bottom:none;border-right:1px solid var(--border)}}.dev-api-landing__demo-meta h3{margin:12px 0 0;font-size:1.5rem}.dev-api-landing__demo-meta ul{list-style:none;margin:20px 0 0;padding:0}.dev-api-landing__demo-meta li{display:flex;align-items:flex-start;gap:10px;margin-top:10px;font-size:14px;color:color-mix(in oklab,var(--foreground) 80%,transparent)}.dev-api-landing__demo-meta li svg{margin-top:2px;color:var(--sumeru-blue);flex-shrink:0}.dev-api-landing__demo-code{margin:0;min-height:300px;padding:24px;background:#0b0d12;overflow-x:auto;font-family:var(--font-mono);font-size:12.5px;line-height:1.6;color:#6ee7b7e6}.dev-api-landing__models,.dev-api-landing__cases,.dev-api-landing__prod,.dev-api-landing__faq{padding:72px 0}.dev-api-landing__models-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}.dev-api-landing__models-head h2{margin:8px 0 0;font-size:clamp(1.75rem,3vw,2.25rem)}.dev-api-landing__link-btn{display:inline-flex;align-items:center;gap:4px;border:none;background:transparent;color:var(--muted-foreground);font-size:12px}.dev-api-landing__link-btn:hover{color:var(--foreground)}.dev-api-landing__model-grid,.dev-api-landing__case-grid{display:grid;gap:16px}@media(min-width:768px){.dev-api-landing__model-grid,.dev-api-landing__case-grid{grid-template-columns:repeat(3,1fr)}}.dev-api-landing__model-card,.dev-api-landing__case-card,.dev-api-landing__prod-card,.dev-api-landing__faq-item{border-radius:var(--radius-xl);border:1px solid var(--border);background:color-mix(in oklab,var(--foreground) 3%,var(--background))}.dev-api-landing__model-card{position:relative;padding:24px;text-align:left;color:inherit;overflow:hidden;background:color-mix(in oklab,var(--foreground) 4%,var(--background));-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);transition:transform .3s ease,border-color .3s ease}.dev-api-landing__model-card:hover{transform:translateY(-4px)}.dev-api-landing__model-card:hover .dev-api-landing__model-glow{opacity:.7}.dev-api-landing__model-card:hover>span svg{transform:translate(2px)}.dev-api-landing__model-card .dev-api-landing__model-glow{position:absolute;top:-6rem;right:-6rem;width:14rem;height:14rem;border-radius:50%;opacity:.4;filter:blur(40px);pointer-events:none;transition:opacity .3s ease}.dev-api-landing__model-card--gaussian .dev-api-landing__model-glow{background:linear-gradient(135deg,color-mix(in oklab,var(--sumeru-blue) 80%,transparent),color-mix(in oklab,var(--logic-purple) 80%,transparent))}.dev-api-landing__model-card--atf .dev-api-landing__model-glow{background:linear-gradient(135deg,color-mix(in oklab,var(--mugen-orange) 80%,transparent),color-mix(in oklab,var(--rose-400) 80%,transparent))}.dev-api-landing__model-card--talkinghead .dev-api-landing__model-glow{background:linear-gradient(135deg,color-mix(in oklab,var(--emerald-400) 80%,transparent),color-mix(in oklab,var(--accent-cyan) 80%,transparent))}.dev-api-landing__model-card .dev-api-landing__kicker,.dev-api-landing__model-card .dev-api-landing__model-name,.dev-api-landing__model-card .dev-api-landing__model-price,.dev-api-landing__model-card p,.dev-api-landing__model-card>span{position:relative;z-index:1}.dev-api-landing__model-card p{margin:12px 0 0;font-size:14px;color:var(--muted-foreground);line-height:1.6}.dev-api-landing__model-card>span{display:inline-flex;align-items:center;gap:6px;margin-top:28px;font-size:12px;font-weight:600}.dev-api-landing__model-card>span svg{transition:transform .2s ease}.dev-api-landing__model-name{margin-top:12px;font-size:1.5rem;font-weight:600;font-family:var(--font-display)}.dev-api-landing__model-price{margin-top:10px;font-size:12px;font-weight:600;color:var(--foreground)}.dev-api-landing__case-card{padding:24px;transition:border-color .2s ease}.dev-api-landing__case-card:hover{border-color:color-mix(in oklab,var(--foreground) 25%,transparent)}.dev-api-landing__case-card p{margin:6px 0 0;font-size:14px;color:var(--muted-foreground);line-height:1.6}.dev-api-landing__case-icon{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--radius-md);border:1px solid var(--border);background:linear-gradient(135deg,color-mix(in oklab,var(--sumeru-blue) 20%,transparent),color-mix(in oklab,var(--logic-purple) 20%,transparent));color:var(--sumeru-blue)}.dev-api-landing__case-title{margin-top:20px;font-size:17px;font-weight:600}.dev-api-landing__prod-grid{display:grid;gap:16px}@media(min-width:768px){.dev-api-landing__prod-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:1024px){.dev-api-landing__prod-grid{grid-template-columns:repeat(4,1fr)}}.dev-api-landing__prod-card{padding:20px}.dev-api-landing__prod-card svg{color:var(--sumeru-blue)}.dev-api-landing__prod-card>div{margin-top:16px;font-size:14px;font-weight:600}.dev-api-landing__prod-card p{margin:4px 0 0;font-size:12px;color:var(--muted-foreground);line-height:1.5}.dev-api-landing__faq{display:grid;gap:40px}@media(min-width:1024px){.dev-api-landing__faq{grid-template-columns:4fr 8fr}}.dev-api-landing__faq-left h2{margin:12px 0 0;font-size:clamp(1.75rem,3vw,2.25rem)}.dev-api-landing__faq-left p{margin:16px 0 0;font-size:14px;color:var(--muted-foreground);line-height:1.6}.dev-api-landing__faq-list{display:flex;flex-direction:column;gap:12px}.dev-api-landing__faq-item{overflow:hidden}.dev-api-landing__faq-item button{display:flex;width:100%;align-items:center;gap:12px;padding:16px 20px;border:none;background:transparent;color:var(--foreground);text-align:left;font-size:14px;font-weight:600}.dev-api-landing__faq-item button span{flex:1}.dev-api-landing__faq-item button svg{color:var(--muted-foreground);transition:transform .2s ease}.dev-api-landing__faq-item button svg.is-open{transform:rotate(180deg)}.dev-api-landing__faq-item>div{padding:0 20px 20px;font-size:14px;color:var(--muted-foreground);line-height:1.65}@keyframes dev-pulse{0%,to{opacity:1}50%{opacity:.35}}