:root{--bg: #0f0f13;--surface: #18181f;--surface-2: #22222c;--surface-3: #2d2d3a;--text: #f4f4f7;--text-muted: #a1a1b0;--primary: #6366f1;--primary-hover: #818cf8;--danger: #ef4444;--success: #22c55e;--warning: #f59e0b;--radius: 14px;--radius-sm: 8px;--shadow: 0 10px 30px rgba(0,0,0,.35);--transition: .18s ease}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;min-height:100vh}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.45;-webkit-font-smoothing:antialiased}.app{min-height:100vh;display:flex;flex-direction:column}.nav{position:sticky;top:0;z-index:100;background:#0f0f13d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--surface-2);padding:.75rem 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translateY(20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.tabs{display:flex;gap:.4rem;margin-bottom:1rem;overflow-x:auto;padding-bottom:.25rem}.tab{flex:1;min-width:110px;background:var(--surface);border:1px solid var(--surface-2);color:var(--text-muted);border-radius:var(--radius-sm);padding:.75rem .5rem;font-weight:600;cursor:pointer;white-space:nowrap}.tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:1rem}.login-card{width:100%;max-width:420px;background:var(--surface);border:1px solid var(--surface-2);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow)}.login-card h1{margin:0 0 .5rem;font-size:1.5rem}.login-card p{color:var(--text-muted);margin:0 0 1.5rem}