:root{--orange:#ff6900;--orange2:#ff8a1f;--ink:#191919;--muted:#737373;--bg:#f5f5f5;--line:#e8e8e8}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif}a{color:inherit;text-decoration:none}.site-header{height:72px;padding:0 max(24px,calc((100vw - 1280px)/2));display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.94);border-bottom:1px solid #eee;backdrop-filter:blur(16px);position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:11px;font-size:20px;font-weight:700;letter-spacing:-.03em}.brand img{width:42px;height:42px}.site-header nav{display:flex;align-items:center;gap:28px;font-size:13px;color:#646464}.site-header nav a:hover{color:var(--orange)}.nav-login{padding:10px 17px;border-radius:10px;background:#191919;color:#fff!important}.nav-login:hover{background:var(--orange)}main{max-width:1328px;margin:auto;padding:28px 24px 72px}.hero{min-height:520px;padding:68px 72px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:60px;border:1px solid var(--line);border-radius:30px;background:linear-gradient(115deg,#fff 0%,#fff 48%,#f8f8f8 100%);position:relative;overflow:hidden}.hero-copy{position:relative;z-index:2}.eyebrow,.section-heading p,.cta p{margin:0 0 16px;color:var(--orange);font-size:11px;font-weight:800;letter-spacing:.18em}.hero h1{margin:0;font-size:clamp(54px,5.5vw,82px);line-height:1.03;letter-spacing:-.065em}.hero h1 span{color:var(--orange)}.hero-desc{max-width:530px;margin:26px 0 32px;color:var(--muted);font-size:17px;line-height:1.85}.hero-actions{display:flex;gap:12px}.hero-actions a{padding:14px 25px;border-radius:12px;font-weight:650;font-size:14px}.primary{background:var(--orange);color:#fff}.primary:hover{background:#ef5f00}.secondary{border:1px solid #dedede;background:#fff}.secondary:hover{border-color:#aaa}.hero-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:34px;color:#777;font-size:12px}.hero-meta span{display:flex;align-items:center;gap:7px}.hero-meta i{width:7px;height:7px;border-radius:50%;background:var(--orange)}.terminal{z-index:2;border-radius:22px;overflow:hidden;background:#171e2d;color:#d8dee9;box-shadow:0 28px 60px rgba(0,0,0,.2);transform:translateY(4px)}.terminal-head{height:46px;display:flex;align-items:center;gap:8px;padding:0 18px;background:#20293b}.terminal-head span{width:12px;height:12px;border-radius:50%;background:#ff5f57}.terminal-head span:nth-child(2){background:#febc2e}.terminal-head span:nth-child(3){background:#28c840}.terminal-head b{margin:auto;color:#748095;font:11px monospace}.terminal pre{min-height:250px;margin:0;padding:34px;font:14px/1.75 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap}.terminal em{color:#15c77e;font-style:normal}.terminal small{color:#687488}.terminal strong{padding:5px 8px;color:#18cf83;background:rgba(21,199,126,.12);font-weight:500}.cursor{display:inline-block;width:8px;height:18px;background:#15c77e;vertical-align:middle}.hero-watermark{position:absolute;right:-28px;bottom:-46px;font-size:116px;font-weight:850;letter-spacing:-.07em;color:rgba(0,0,0,.025);white-space:nowrap}.capability-strip{margin:20px 0;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;padding:8px;border:1px solid var(--line);border-radius:18px;background:#fff}.capability-strip span{padding:15px;text-align:center;color:#777;font-size:13px}.capability-strip b{margin-left:8px;color:#333}.features{display:grid;grid-template-columns:1.35fr 1fr;grid-template-rows:1fr 1fr;gap:20px}.feature{min-height:230px;padding:34px;border:1px solid var(--line);border-radius:25px;background:#fff;position:relative;overflow:hidden}.feature-main{grid-row:span 2;min-height:480px;padding:48px;background:linear-gradient(145deg,#fff5ed,#fff)}.feature-icon{width:52px;height:52px;display:grid;place-items:center;border-radius:15px;background:var(--orange);color:#fff;font-size:13px;font-weight:800}.feature-no{position:absolute;right:28px;top:18px;color:#ececec;font-size:58px;font-weight:800}.feature h2{margin:30px 0 14px;font-size:27px;letter-spacing:-.04em}.feature-main h2{margin-top:78px;font-size:40px}.feature>p:not(.feature-no){max-width:510px;color:#747474;line-height:1.85}.feature code{display:inline-block;margin-top:28px;padding:14px 18px;border-radius:11px;background:#191919;color:#fff}.models{padding:76px 4px 20px}.section-heading h2{margin:0 0 30px;font-size:39px;letter-spacing:-.05em}.model-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.model-grid>div{min-height:92px;padding:18px;display:flex;align-items:center;gap:14px;border:1px solid var(--line);border-radius:17px;background:#fff}.model-grid b{width:40px;height:40px;display:grid;place-items:center;border-radius:11px;background:#191919;color:#fff}.model-grid>div:nth-child(2) b,.model-grid>div:nth-child(3) b{background:var(--orange)}.model-grid span{font-weight:650}.model-grid small{display:block;margin-top:4px;color:#999;font-size:10px;font-weight:500}.cta{margin-top:60px;padding:48px 56px;display:flex;align-items:center;justify-content:space-between;border-radius:27px;background:#191919;color:#fff}.cta h2{margin:0;font-size:35px;letter-spacing:-.045em}.cta a{padding:14px 24px;border-radius:12px;background:var(--orange);font-weight:650}footer{max-width:1280px;margin:auto;padding:30px 24px 44px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#8a8a8a;font-size:12px}footer>div{display:flex;align-items:center;gap:8px;color:#333;font-size:15px}footer img{width:30px;height:30px}footer nav{display:flex;gap:16px}footer a:hover{color:var(--orange)}
.legal-overlay[hidden]{display:none}.legal-overlay{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:20px;background:rgba(15,15,15,.57);backdrop-filter:blur(10px)}.legal-dialog{width:min(620px,100%);max-height:calc(100vh - 40px);overflow:auto;padding:34px 38px 28px;border-radius:24px;background:#fff;box-shadow:0 34px 100px rgba(0,0,0,.28)}.legal-mark{width:48px;height:48px;display:grid;place-items:center;border-radius:15px;background:var(--orange);color:#fff;font-size:27px;font-weight:800}.legal-kicker{margin:20px 0 8px;color:var(--orange);font-size:12px;font-weight:800;letter-spacing:.12em}.legal-dialog h2{margin:0 0 15px;font-size:27px;line-height:1.32;letter-spacing:-.035em}.legal-intro,.legal-links{color:#666;font-size:13px;line-height:1.8}.legal-dialog ul{padding:15px 18px 15px 35px;border-radius:14px;background:#f7f7f7;color:#505050;font-size:13px;line-height:1.75}.legal-dialog li+li{margin-top:4px}.legal-links a{color:var(--orange);font-weight:650}.legal-dialog label{display:flex;gap:10px;padding:13px;border:1px solid #e2e2e2;border-radius:12px;color:#444;font-size:13px;line-height:1.6;cursor:pointer}.legal-dialog input{width:17px;height:17px;margin-top:2px;accent-color:var(--orange);flex:none}.legal-dialog button{width:100%;height:48px;margin-top:16px;border:0;border-radius:12px;background:var(--orange);color:#fff;font-size:15px;font-weight:650;cursor:pointer}.legal-dialog button:disabled{opacity:.38;cursor:not-allowed}.legal-dialog small{display:block;margin-top:12px;color:#aaa;text-align:center;line-height:1.5}
@media(max-width:900px){.site-header nav>a:not(.nav-login){display:none}.hero{grid-template-columns:1fr;padding:50px 36px}.terminal{max-width:620px}.features{grid-template-columns:1fr;grid-template-rows:auto}.feature-main{grid-row:auto;min-height:360px}.model-grid{grid-template-columns:repeat(2,1fr)}.model-grid .more{grid-column:span 2}.capability-strip{grid-template-columns:repeat(2,1fr)}.cta{align-items:flex-start;gap:30px;flex-direction:column}}
@media(max-width:600px){.site-header{height:64px;padding:0 16px}.brand{font-size:17px}.brand img{width:38px;height:38px}.nav-login{padding:9px 12px}main{padding:14px 12px 46px}.hero{min-height:auto;padding:42px 24px;border-radius:22px}.hero h1{font-size:45px}.hero-desc{font-size:15px}.hero-actions{flex-direction:column}.hero-actions a{text-align:center}.terminal pre{min-height:220px;padding:24px;font-size:12px}.hero-watermark{font-size:72px}.capability-strip span{padding:12px 5px;font-size:11px}.feature,.feature-main{padding:28px;min-height:260px;border-radius:20px}.feature-main h2{margin-top:42px;font-size:31px}.model-grid{grid-template-columns:1fr}.model-grid .more{grid-column:auto}.section-heading h2{font-size:32px}.cta{padding:34px 26px}.cta h2{font-size:28px}footer{align-items:flex-start;flex-direction:column}footer nav{flex-wrap:wrap}.legal-overlay{padding:10px;align-items:end}.legal-dialog{max-height:92vh;padding:25px 21px 21px;border-radius:22px 22px 15px 15px}.legal-dialog h2{font-size:23px}}