:root{color-scheme:dark;--bg:#101119;--panel:#1a1c29;--ink:#f6f4f8;--muted:#a4a5b6;--accent:#ff756b;--line:#343545}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 85% 0,#302132 0,transparent 50%),var(--bg);color:var(--ink);font:16px/1.65 "Segoe UI","Microsoft YaHei",sans-serif;min-height:100vh}main{max-width:1120px;margin:auto;padding:44px 32px}.brand{display:flex;align-items:center;gap:12px;font-weight:600;font-size:20px}.brand-mark{color:var(--accent);font-size:30px}.platform{margin-left:auto;font-size:12px;letter-spacing:2px;color:var(--muted)}.download-card{margin-top:52px;display:grid;grid-template-columns:0.9fr 1.1fr;border:1px solid var(--line);border-radius:28px;overflow:hidden;background:linear-gradient(135deg,#212330,var(--panel));min-height:550px}.art{position:relative;display:flex;align-items:center;justify-content:center;flex-direction:column;isolation:isolate;background:radial-gradient(circle at 50% 45%,#493039,transparent 60%);min-height:400px}.art img{width:288px;height:312px;object-fit:contain;position:relative;filter:drop-shadow(0 22px 22px #0005)}.orbit{position:absolute;width:320px;height:320px;border:1px solid #fa897b30;border-radius:50%;transform:rotate(-20deg)}.orbit:after{content:"";position:absolute;inset:24px;border:1px solid #fa897b18;border-radius:50%}.art-label{margin-top:28px;font-size:12px;letter-spacing:3px;color:#ba9eab}.content{padding:48px 44px 40px 12px}.eyebrow{color:var(--accent);font-size:14px;margin:0 0 18px}h1{font-size:clamp(32px,3.5vw,46px);line-height:1.25;letter-spacing:-1px;margin:0 0 20px}.description{color:#bcbcc9;margin:0 0 22px;max-width:400px}.version{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:14px;margin-bottom:16px}button{font:inherit;border:0;border-radius:12px;background:var(--accent);color:#291316;padding:15px 21px;font-weight:600;cursor:pointer;width:100%;text-align:left;display:flex;justify-content:space-between;align-items:center;transition:background .15s,transform .15s}button:hover:not(:disabled){background:#ff9189;transform:translateY(-1px)}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible{outline:3px solid white;outline-offset:4px}.secondary{margin-top:12px;background:transparent;color:var(--ink);border:1px solid var(--line);font-weight:400}.secondary:hover:not(:disabled){background:#303140}.status{margin-top:16px;font-size:14px;min-height:24px;color:#dedde5}.fine{font-size:13px;color:var(--muted);margin:13px 0 0}progress{width:100%;height:7px;accent-color:var(--accent);margin-top:14px}footer{display:flex;justify-content:space-between;gap:20px;font-size:13px;color:#9091a2;padding:26px 0}footer span:first-child{white-space:nowrap}[hidden]{display:none!important}@media(max-width:720px){main{padding:24px 18px}.download-card{margin-top:24px;grid-template-columns:1fr}.art{min-height:280px;padding:24px}.art img{width:192px;height:208px}.orbit{width:240px;height:240px}.art-label{margin-top:12px}.content{padding:12px 25px 30px}h1 br{display:none}footer{flex-direction:column;gap:6px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}