:root{color-scheme:light;--bg: #f3f0e8;--panel: #fffdf8;--ink: #1c1a16;--muted: #5c574e;--accent: #0f6b5c;--line: #d9d2c3;--danger: #9b2c2c;font-family:Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top left,#e7f2ee 0,transparent 40%),linear-gradient(180deg,#f7f4ec,var(--bg));color:var(--ink)}main{max-width:1280px;margin:0 auto;padding:28px 20px 64px}.dual{display:grid;gap:16px;grid-template-columns:1fr 1fr}@media(max-width:900px){.dual{grid-template-columns:1fr}}.platform-col h3{font-weight:600}h1{margin:0 0 8px;font-size:1.8rem}h2{margin:0 0 12px;font-size:1.15rem}p.lead{margin:0 0 24px;color:var(--muted)}.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 18px;box-shadow:0 8px 24px #1c1a160a}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}label{font-size:.85rem;color:var(--muted)}input,select,button,textarea{font:inherit;border-radius:8px;border:1px solid var(--line);padding:8px 10px;background:#fff}button{background:var(--accent);color:#fff;border-color:transparent;cursor:pointer}button.secondary{background:#fff;color:var(--ink);border-color:var(--line)}button:disabled{opacity:.5;cursor:not-allowed}table{width:100%;border-collapse:collapse;font-size:.92rem}th,td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--line)}.mono{font-family:ui-monospace,Consolas,monospace}.muted{color:var(--muted)}.error{color:var(--danger)}.ok{color:var(--accent)}.banner{margin-bottom:16px;padding:10px 12px;border-radius:8px;background:#e8f5f1;border:1px solid #b7ddd3}