:root{--bg: #0b1220;--bg-grad: linear-gradient(160deg, #0f172a 0%, #16263f 100%);--surface: #111c30;--surface-2: #16243c;--border: #243a59;--text: #f1f5f9;--muted: #93a4bd;--accent: #7dd3fc;--accent-2: #38bdf8;--accent-ink: #04263a;--good: #34d399;--warn: #fbbf24;--bad: #f87171;--radius: 14px;--shadow: 0 10px 30px rgba(0, 0, 0, .35);color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font:15px/1.55 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{letter-spacing:-.02em;line-height:1.2}.app{min-height:100%;display:flex;flex-direction:column}.container{width:100%;max-width:920px;margin:0 auto;padding:0 18px}.main{flex:1;padding:26px 0 64px}.topbar{position:sticky;top:0;z-index:20;background:#0b1220d9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid 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