:root{--brand-50: #eef2ff;--brand-100: #e0e7ff;--brand-200: #c7d2fe;--brand-300: #a5b4fc;--brand-400: #818cf8;--brand-500: #6366f1;--brand-600: #4f46e5;--brand-700: #4338ca;--brand-800: #3730a3;--brand-900: #312e81;--neutral-0: #ffffff;--neutral-50: #f8fafc;--neutral-100: #f1f5f9;--neutral-200: #e2e8f0;--neutral-300: #cbd5e1;--neutral-400: #94a3b8;--neutral-500: #64748b;--neutral-600: #475569;--neutral-700: #334155;--neutral-800: #1e293b;--neutral-900: #0f172a;--success-50: #ecfdf5;--success-500: #10b981;--success-700: #047857;--warning-50: #fffbeb;--warning-500: #f59e0b;--warning-700: #b45309;--danger-50: #fef2f2;--danger-500: #ef4444;--danger-700: #b91c1c;--info-50: #eff6ff;--info-500: #3b82f6;--info-700: #1d4ed8;--bg: var(--neutral-50);--surface: var(--neutral-0);--surface-raised: var(--neutral-0);--border: var(--neutral-200);--border-strong: var(--neutral-300);--text: var(--neutral-900);--text-muted: var(--neutral-500);--text-subtle: var(--neutral-400);--accent: var(--brand-600);--accent-hover: var(--brand-700);--accent-soft: var(--brand-50);--radius-sm: 6px;--radius: 10px;--radius-lg: 16px;--radius-full: 999px;--shadow-xs: 0 1px 2px rgba(15, 23, 42, .06);--shadow-sm: 0 1px 3px rgba(15, 23, 42, .08), 0 1px 2px rgba(15, 23, 42, .04);--shadow: 0 4px 12px rgba(15, 23, 42, .08);--shadow-lg: 0 12px 32px rgba(15, 23, 42, .12);--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--space-7: 48px;--space-8: 64px;--font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;--sidebar-width: 260px;--header-height: 64px}:root[data-theme=dark]{--bg: #0b1120;--surface: #131c31;--surface-raised: #1a2439;--border: #1f2b45;--border-strong: #2d3a57;--text: #e8edf7;--text-muted: #94a3b8;--text-subtle: #64748b;--accent: var(--brand-400);--accent-hover: var(--brand-300);--accent-soft: rgba(99, 102, 241, 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.btn:hover:not(:disabled){background:var(--surface-raised)}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{color:#fff;background:var(--brand-600);border-color:var(--brand-600);box-shadow:var(--shadow-xs)}.btn-primary:hover:not(:disabled){background:var(--brand-700);border-color:var(--brand-700)}.btn-danger{color:#fff;background:var(--danger-500);border-color:var(--danger-500)}.btn-danger:hover:not(:disabled){background:var(--danger-700);border-color:var(--danger-700)}.btn-success{color:#fff;background:var(--success-500);border-color:var(--success-500)}.btn-success:hover:not(:disabled){background:var(--success-700);border-color:var(--success-700)}.btn-ghost{background:transparent;border-color:transparent}.btn-ghost:hover:not(:disabled){background:var(--neutral-100);border-color:transparent}:root[data-theme=dark] .btn-ghost:hover:not(:disabled){background:var(--surface-raised)}.btn-sm{padding:6px 11px;font-size:.875rem}.btn-lg{padding:12px 22px;font-size:1rem}.btn-block{width:100%}.field{display:flex;flex-direction:column;gap:6px}.label{font-size:.875rem;font-weight:550;color:var(--text)}.input,.select,.textarea{width:100%;padding:9px 12px;font:inherit;font-size:.9375rem;color:var(--text);background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius);transition:border-color .12s ease,box-shadow .12s ease}.input::placeholder,.textarea::placeholder{color:var(--text-subtle)}.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.input:disabled,.select:disabled,.textarea:disabled{background:var(--neutral-100);cursor:not-allowed}:root[data-theme=dark] .input:disabled,:root[data-theme=dark] .select:disabled,:root[data-theme=dark] 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