*{margin:0;padding:0;box-sizing:border-box}:root{--bg: #0f0f1a;--bg-card: #1a1a2e;--bg-hover: rgba(255,255,255,.04);--border: #2a2a3e;--text: #e0e0e0;--text-muted: #888;--text-dim: #555;--accent: #5865f2;--accent-hover: #4752c4;--danger: #ef4444;--success: #22c55e;--radius: 8px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;min-height:100vh}#login-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:32px}.login-card{max-width:420px;width:100%;text-align:center;padding:48px 40px;background:var(--bg-card);border:1px solid var(--border);border-radius:16px;box-shadow:0 8px 32px #0000004d}.login-icon{font-size:56px;margin-bottom:16px;line-height:1}.login-title{font-size:24px;font-weight:700;color:#fff;margin:0 0 12px}.login-desc{font-size:14px;color:var(--text-muted);margin:0 0 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