:root{--primary-color:#2563eb;--primary-hover:#1d4ed8;--primary-dark:#1e40af;--primary-light:#60a5fa;--secondary-color:#7c3aed;--secondary-hover:#6d28d9;--secondary-light:#a78bfa;--accent-color:#f59e0b;--accent-hover:#d97706;--accent-light:#fbbf24;--success-color:#10b981;--success-dark:#059669;--success-light:#34d399;--warning-color:#f59e0b;--warning-dark:#d97706;--warning-light:#fbbf24;--error-color:#ef4444;--error-dark:#dc2626;--error-light:#f87171;--info-color:#3b82f6;--info-dark:#2563eb;--info-light:#60a5fa;--white:#ffffff;--gray-50:#f9fafb;--gray-100:#f3f4f6;--gray-200:#e5e7eb;--gray-300:#d1d5db;--gray-400:#9ca3af;--gray-500:#6b7280;--gray-600:#4b5563;--gray-700:#374151;--gray-800:#1f2937;--gray-900:#111827;--black:#000000;--bg-primary:var(--white);--bg-secondary:var(--gray-50);--bg-tertiary:var(--gray-100);--bg-elevated:var(--white);--text-primary:var(--gray-900);--text-secondary:var(--gray-700);--text-tertiary:var(--gray-500);--text-disabled:var(--gray-400);--border-primary:var(--gray-200);--border-secondary:var(--gray-300);--border-focus:var(--primary-color);--shadow-color:rgba(0,0,0,0.1);--font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;--font-mono:'SF Mono',Monaco,'Cascadia Code','Roboto Mono',Consolas,'Courier New',monospace;--text-xs:0.75rem;--text-sm:0.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:1.875rem;--text-4xl:2.25rem;--space-xs:0.25rem;--space-sm:0.5rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2rem;--space-2xl:3rem;--space-3xl:4rem;--radius-sm:0.375rem;--radius-md:0.5rem;--radius-lg:0.75rem;--radius-xl:1rem;--radius-2xl:1.5rem;--radius-full:9999px;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -2px rgba(0,0,0,0.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -4px rgba(0,0,0,0.1);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.1),0 8px 10px -6px rgba(0,0,0,0.1);--shadow-2xl:0 25px 50px -12px rgba(0,0,0,0.25);--transition-fast:150ms cubic-bezier(0.4,0,0.2,1);--transition-normal:300ms cubic-bezier(0.4,0,0.2,1);--transition-slow:500ms cubic-bezier(0.4,0,0.2,1);--z-base:0;--z-dropdown:1000;--z-sticky:1020;--z-fixed:1030;--z-modal-backdrop:1040;--z-modal:1050;--z-popover:1060;--z-tooltip:1070;--gradient-primary:linear-gradient(135deg,#2563eb 0%,#1d4ed8 100%);--gradient-secondary:linear-gradient(135deg,#7c3aed 0%,#6d28d9 100%);--gradient-accent:linear-gradient(135deg,#f59e0b 0%,#d97706 100%);--gradient-success:linear-gradient(135deg,#10b981 0%,#059669 100%);}[data-theme="dark"]{--bg-primary:#0a0f1e;--bg-secondary:#151b2e;--bg-tertiary:#1f2937;--bg-elevated:#2d3748;--text-primary:#f8fafc;--text-secondary:#d1d9e6;--text-tertiary:#94a3b8;--text-disabled:#64748b;--border-primary:#334155;--border-secondary:#475569;--border-focus:#60a5fa;--primary-color:#60a5fa;--primary-hover:#3b82f6;--primary-dark:#2563eb;--primary-light:#93c5fd;--secondary-color:#a78bfa;--secondary-hover:#8b5cf6;--secondary-light:#c4b5fd;--accent-color:#fbbf24;--accent-hover:#f59e0b;--accent-light:#fcd34d;--success-color:#34d399;--success-dark:#10b981;--success-light:#6ee7b7;--warning-color:#fbbf24;--warning-dark:#f59e0b;--warning-light:#fcd34d;--error-color:#f87171;--error-dark:#ef4444;--error-light:#fca5a5;--info-color:#60a5fa;--info-dark:#3b82f6;--info-light:#93c5fd;--shadow-color:rgba(0,0,0,0.7);--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.5);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.5),0 2px 4px -2px rgba(0,0,0,0.3);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.5),0 4px 6px -4px rgba(0,0,0,0.3);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.6),0 8px 10px -6px rgba(0,0,0,0.4);--shadow-2xl:0 25px 50px -12px rgba(0,0,0,0.8);--glow-primary:0 0 20px rgba(96,165,250,0.3);--glow-secondary:0 0 20px rgba(167,139,250,0.3);--glow-accent:0 0 20px rgba(251,191,36,0.3);--glow-success:0 0 20px rgba(52,211,153,0.3);--gradient-primary:linear-gradient(135deg,#60a5fa 0%,#3b82f6 100%);--gradient-secondary:linear-gradient(135deg,#a78bfa 0%,#8b5cf6 100%);--gradient-accent:linear-gradient(135deg,#fbbf24 0%,#f59e0b 100%);--gradient-success:linear-gradient(135deg,#34d399 0%,#10b981 100%);--gradient-dark:linear-gradient(135deg,#1f2937 0%,#0a0f1e 100%);}:root{--btn-primary-bg:var(--primary-color);--btn-primary-text:var(--white);--btn-primary-hover:var(--primary-hover);--btn-primary-active:var(--primary-dark);--btn-secondary-bg:var(--bg-tertiary);--btn-secondary-text:var(--text-primary);--btn-secondary-border:var(--border-primary);--btn-secondary-hover:var(--gray-200);--btn-ghost-text:var(--text-secondary);--btn-ghost-hover:var(--bg-secondary);--input-bg:var(--bg-primary);--input-border:var(--border-primary);--input-border-hover:var(--border-secondary);--input-border-focus:var(--border-focus);--input-text:var(--text-primary);--input-placeholder:var(--text-tertiary);--input-disabled-bg:var(--bg-secondary);--input-disabled-text:var(--text-disabled);--card-bg:var(--bg-primary);--card-bg-hover:var(--bg-secondary);--card-border:var(--border-primary);--card-shadow:var(--shadow-md);--modal-bg:var(--bg-elevated);--modal-backdrop:rgba(0,0,0,0.5);--modal-shadow:var(--shadow-2xl);--notification-bg:var(--bg-elevated);--notification-border:var(--border-primary);--notification-shadow:var(--shadow-lg);}[data-theme="dark"]{--btn-primary-bg:var(--primary-color);--btn-primary-text:var(--bg-primary);--btn-primary-hover:var(--primary-hover);--btn-primary-active:var(--primary-dark);--btn-secondary-bg:var(--bg-tertiary);--btn-secondary-text:var(--text-primary);--btn-secondary-border:var(--border-primary);--btn-secondary-hover:var(--bg-elevated);--btn-ghost-text:var(--text-secondary);--btn-ghost-hover:var(--bg-secondary);--input-bg:var(--bg-secondary);--input-border:var(--border-primary);--input-border-hover:var(--border-secondary);--input-border-focus:var(--border-focus);--input-text:var(--text-primary);--input-placeholder:var(--text-tertiary);--input-disabled-bg:var(--bg-tertiary);--input-disabled-text:var(--text-disabled);--card-bg:var(--bg-secondary);--card-bg-hover:var(--bg-tertiary);--card-border:var(--border-primary);--card-shadow:var(--shadow-md);--status-success-bg:rgba(52,211,153,0.1);--status-success-text:var(--success-color);--status-success-border:var(--success-color);--status-warning-bg:rgba(251,191,36,0.1);--status-warning-text:var(--warning-color);--status-warning-border:var(--warning-color);--status-error-bg:rgba(248,113,113,0.1);--status-error-text:var(--error-color);--status-error-border:var(--error-color);--status-info-bg:rgba(96,165,250,0.1);--status-info-text:var(--info-color);--status-info-border:var(--info-color);}@media (prefers-contrast:high){[data-theme="dark"]{--text-primary:#ffffff;--text-secondary:#e5e7eb;--border-primary:#64748b;--border-secondary:#94a3b8;--primary-color:#93c5fd;}:root{--border-primary:#000000;--text-primary:#000000;}}@media (prefers-reduced-motion:reduce){:root{--transition-fast:0ms;--transition-normal:0ms;--transition-slow:0ms;}*{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;}}:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px;}:root,:root[data-theme="dark"]{transition:background-color var(--transition-normal),color var(--transition-normal),border-color var(--transition-normal);}