:root{--bg:#0b0d10;--surface:#14171c;--surface2:#1b1f25;--line:#2a3039;--text:#f4f6f8;--muted:#9da6b2;--accent:#f47b20;--gold:#d7aa52;--danger:#ff6b6b;--success:#58d68d;--radius:10px;--shadow:0 18px 45px rgba(0,0,0,.32);font-family:Inter,"Segoe UI",Arial,sans-serif;color-scheme:dark}*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;background:radial-gradient(circle at 75% 0,rgba(244,123,32,.09),transparent 30rem),var(--bg);color:var(--text);font-size:16px;line-height:1.5}a{color:inherit}button,input,select{font:inherit}.shell{min-height:100vh;display:grid;grid-template-columns:230px 1fr}.sidebar{position:sticky;top:0;height:100vh;border-right:1px solid var(--line);background:#0e1115;display:flex;flex-direction:column;padding:22px 14px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;padding:0 8px 24px;border-bottom:1px solid var(--line)}.brand img{width:44px;height:44px;border-radius:9px}.brand>span{font-weight:800;letter-spacing:.01em}.brand 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