:root{color-scheme:dark;--bg:#090f1e;--panel:#121c30;--line:#273248;--text:#f1f5fb;--muted:#a7b4c9;--accent:#63d9cb;--ink:#072723}
*{box-sizing:border-box}body{margin:0;min-height:100svh;display:flex;flex-direction:column;background:radial-gradient(ellipse at 95% 0%,#163a43a8 0,transparent 45%),radial-gradient(ellipse at 40% 80%,#143a3a55 0,transparent 45%),var(--bg);color:var(--text);font:16px/1.7 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif}a{color:inherit}header,main,footer{width:min(1040px,calc(100% - 64px));margin-inline:auto}header{height:82px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:9px;font-size:21px;font-weight:700;letter-spacing:-.5px;text-decoration:none}.brand>span:last-child{color:var(--accent)}.brand-mark{display:grid;place-items:center;width:34px;height:34px;margin-right:3px;border:1px solid #428c98;border-radius:10px;background:linear-gradient(135deg,#1b666e,#203f63);color:#a5fff1;font-size:23px}.header-link{padding:6px 17px;border:1px solid var(--line);border-radius:24px;background:#15203480;font-size:13px;text-decoration:none}.header-link:hover{background:#233249}main{flex:1;padding:30px 0 50px}.hero{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:56px}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--muted)}.eyebrow>span{color:var(--accent);margin-right:7px}h1{font-size:clamp(42px,5.8vw,66px);line-height:1.22;letter-spacing:-1.7px;margin:24px 0 22px;font-weight:700}h1>span{color:var(--accent)}.intro{margin:0;color:var(--muted);font-size:16px;line-height:1.9}.account-actions{display:flex;gap:12px;margin-top:30px}.entry{min-height:49px;display:flex;align-items:center;justify-content:center;gap:19px;padding:12px 23px;border:1px solid var(--line);border-radius:9px;font:inherit;font-size:15px;text-decoration:none;background:transparent;color:var(--text)}.primary{background:var(--accent);border-color:var(--accent);color:var(--ink);font-weight:650;box-shadow:0 6px 24px #42b5a72a}.primary:hover{background:#a0ece1}.unavailable{color:#9eabc0;cursor:not-allowed}.unavailable small{font-size:11px}.note{margin:16px 0 0;color:var(--muted);font-size:12px}.workspace{border:1px solid #35445c;border-radius:18px;background:linear-gradient(135deg,#1e2a3bdd,#111a2de6);box-shadow:0 26px 80px #0004;transform:rotate(1deg);overflow:hidden}.window-bar{padding:14px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:11px}.window-dots{display:flex;gap:6px}.window-dots i{width:8px;height:8px;border-radius:50%;background:#ec6c75}.window-dots i:nth-child(2){background:#e5c477}.window-dots i:nth-child(3){background:#64cbb5}.workspace-content{padding:26px 30px 22px}.workspace-kicker{font-size:10px;letter-spacing:1.9px;color:var(--accent)}.workspace h2{margin:8px 0 22px;font-size:20px;letter-spacing:-.4px}.workspace ol{padding:0;margin:0;list-style:none}.workspace li{display:flex;align-items:center;gap:17px;margin:18px 0}.step{display:grid;place-items:center;width:36px;height:36px;border:1px solid #39505e;border-radius:10px;color:var(--accent);font-size:12px;background:#183d412b}.workspace strong{font-size:14px;font-weight:550}.workspace li p{margin:0;color:var(--muted);font-size:12px}.workspace-foot{margin-top:26px;padding-top:16px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.workspace-foot>span{color:var(--accent);margin-right:7px}.downloads{margin-top:42px}.section-line{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.section-line h2{margin:0;font-size:17px;font-weight:550}.section-line>span{font-size:10px;letter-spacing:2px;color:var(--muted)}.download-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.download-card{display:flex;align-items:center;gap:18px;padding:25px;border:1px solid var(--line);border-radius:13px;text-decoration:none;background:#1520349c;transition:background .15s,border-color .15s}.download-card:hover{background:#1c2a40;border-color:#607c94}.app-icon{display:grid;place-items:center;flex-shrink:0;width:45px;height:45px;border-radius:12px;background:linear-gradient(135deg,#3069bf,#314b83);font-size:22px;font-weight:700;box-shadow:0 6px 16px #162f6e50}.assistant-icon{background:linear-gradient(135deg,#258b7c,#21646a);color:#dbfff7}.app-info{display:flex;flex:1;min-width:0;flex-direction:column}.app-info strong{font-size:16px;font-weight:600}.app-info>span{font-size:11px;color:var(--muted);margin-top:5px}.download-arrow{font-size:22px;color:var(--accent)}footer{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0 26px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}footer a{text-decoration:none}footer a:hover{color:var(--text)}a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
.guide{padding-top:25px}.back{display:inline-block;font-size:13px;color:var(--muted);text-decoration:none}.guide h1{font-size:42px}.guide-note,.limits{padding:22px 25px;margin:28px 0;border:1px solid var(--line);border-radius:12px;background:#142035a1;color:var(--muted);font-size:13px}.guide-note{border-color:#475353}.limits h2{margin:0;font-size:18px;color:var(--text)}.limits p{margin:12px 0 0}.guide section>h2{font-size:22px;margin:34px 0 16px}.models-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.model-card{padding:21px;border:1px solid var(--line);border-radius:12px;background:#152034a8;min-width:0}.model-title h3{margin:0 0 8px;font-size:16px}.tier{border:1px solid #36505c;border-radius:5px;padding:2px 7px;font-size:10px;color:var(--accent)}.model-card p{color:var(--muted);font-size:13px;min-height:88px}.model-card code{display:block;font-size:10px;overflow-wrap:anywhere;color:#bdcce1}.model-card dl{font-size:11px;margin:18px 0}.model-card dl>div{margin:12px 0}.model-card dt{color:var(--muted)}.model-card dd{margin:3px 0;overflow-wrap:anywhere}.pending{color:#e7c58e;font-size:11px}.source{font-size:12px;color:var(--muted);margin-top:30px}
@media(max-width:850px){.hero{gap:28px}.workspace-content{padding:22px}.models-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.download-card{padding:20px;gap:13px}}
@media(max-width:650px){header,main,footer{width:calc(100% - 36px)}header{height:74px}.brand{font-size:20px}.brand-mark{width:30px;height:30px;font-size:20px}main{padding:30px 0 44px;display:flex;flex-direction:column}.hero{display:contents}.welcome{order:0}.downloads{order:1}.workspace{order:2;margin-top:30px}h1{font-size:46px;letter-spacing:-1.2px;margin:20px 0}.intro{font-size:15px}.eyebrow{font-size:10px}.account-actions{margin-top:25px}.entry{padding:12px 20px;gap:14px;min-height:49px}.note{font-size:11px}.workspace{transform:none;border-radius:13px}.workspace-content{padding:22px}.workspace h2{font-size:19px;margin-bottom:17px}.workspace li{margin:15px 0}.workspace-foot{margin-top:20px}.downloads{margin-top:35px}.section-line{margin-bottom:14px}.download-grid{grid-template-columns:minmax(0,1fr);gap:12px}.download-card{padding:20px;min-height:89px}.app-info>span{font-size:11px}footer{font-size:10px;gap:12px}.models-grid{grid-template-columns:minmax(0,1fr)}.model-card p{min-height:0}.guide h1{font-size:35px}.guide-note,.limits{padding:18px}.model-card{padding:21px}.model-card code{font-size:11px}}
@media(prefers-reduced-motion:reduce){.download-card{transition:none}}