:
:root{--bg:#fff;--fg:#111;--border:#e6e6e6;--muted:#888}
@media (prefers-color-scheme:dark){:root{--bg:#0a0a0a;--fg:#f5f5f5;--border:#1f1f1f;--muted:#aaa}}
*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font:16px/1.5 Inter,system-ui,Arial,sans-serif}
.container{max-width:1100px;margin:0 auto;padding:24px}
.header{display:flex;align-items:center;gap:12px;margin:8px 0 18px}.header img{height:24px}
.card{border:1px solid var(--border);border-radius:16px;padding:16px;margin:12px 0}
.grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:12px;background:transparent;color:var(--fg)}
.btn{cursor:pointer;border:1px solid var(--fg);background:transparent;color:var(--fg);padding:10px 14px;border-radius:999px}
.btn.primary{background:var(--fg);color:var(--bg)}
.kbd{border:1px solid var(--border);border-radius:6px;padding:2px 6px;font-size:12px;margin-left:6px}
.small{color:var(--muted);font-size:12px}
.nav{display:flex;gap:10px;flex-wrap:wrap}
.section{display:none}.section.active{display:block}
.table{width:100%;border-collapse:collapse}.table th,.table td{border-bottom:1px solid var(--border);padding:8px 4px;text-align:left}