*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #0f1923;--bg-secondary: #1a2332;--bg-tertiary: #243044;--bg-card: #1e2d40;--bg-input: #162233;--text-primary: #e8edf3;--text-secondary: #8899aa;--text-muted: #5a6b7c;--accent: #4a9eff;--accent-hover: #6bb3ff;--accent-dim: rgba(74, 158, 255, .06);--success: #34d399;--warning: #fbbf24;--danger: #f87171;--border: #2a3a4c;--shadow: rgba(0,0,0,.4);--modal-bg: rgba(0,0,0,.7);--toast-bg: #1e2d40;--nav-bg: #0d1520;--chat-bg: #162233;--radius: 8px;--radius-lg: 12px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;overflow-x:hidden}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button{cursor:pointer;border:none;font-family:inherit;font-size:14px}input,textarea,select{font-family:inherit;font-size:14px;background:var(--bg-input);color:var(--text-primary);border:1px solid 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var(--border);border-radius:var(--radius-lg);padding:40px;width:380px}.login-title{font-size:24px;font-weight:700;margin-bottom:8px}.login-subtitle{color:var(--text-secondary);margin-bottom:24px;font-size:14px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:12px;color:var(--text-secondary);margin-bottom:6px;font-weight:500}.form-group input,.form-group textarea,.form-group select{width:100%}.form-group textarea{min-height:80px;resize:vertical}.form-error{color:var(--danger);font-size:13px;margin-top:8px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-title{font-size:22px;font-weight:700}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px 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14px;text-align:left;color:var(--text-primary);background:transparent;font-size:13px;white-space:nowrap}.dropdown-item:hover{background:var(--bg-tertiary)}.offline-banner{background:var(--warning);color:#000;text-align:center;padding:6px;font-size:12px;font-weight:600}