:root{--color-primary-50: #eef2ff;--color-primary-100: #e0e7ff;--color-primary-200: #c7d2fe;--color-primary-300: #a5b4fc;--color-primary-400: #818cf8;--color-primary-500: #6366f1;--color-primary-600: #4f46e5;--color-primary-700: #4338ca;--color-primary-800: #3730a3;--color-primary-900: #312e81;--color-success-50: #ecfdf5;--color-success-100: #d1fae5;--color-success-500: #10b981;--color-success-600: #059669;--color-warning-50: #fffbeb;--color-warning-100: #fef3c7;--color-warning-500: #f59e0b;--color-warning-600: #d97706;--color-danger-50: #fef2f2;--color-danger-100: #fee2e2;--color-danger-500: #ef4444;--color-danger-600: #dc2626;--color-info-50: #eff6ff;--color-info-500: #3b82f4;--color-purple-50: #f5f3ff;--color-purple-500: #8b5cf6;--color-gray-50: #f8fafc;--color-gray-100: #f1f5f9;--color-gray-200: #e2e8f0;--color-gray-300: #cbd5e1;--color-gray-400: #94a3b8;--color-gray-500: #64748b;--color-gray-600: #475569;--color-gray-700: #334155;--color-gray-800: #1e293b;--color-gray-900: #0f172a;--color-bg: #f8fafc;--color-surface: #ffffff;--color-border: #e2e8f0;--color-divider: #f1f5f9;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;--font-mono: "SF Mono", "Fira Code", "Fira Mono", Menlo, Consolas, monospace;--text-xs: 12px;--text-sm: 13px;--text-base: 14px;--text-lg: 16px;--text-xl: 18px;--text-2xl: 20px;--text-3xl: 24px;--text-4xl: 32px;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--radius-xl: 12px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .06), 0 2px 4px -2px rgba(0, 0, 0, .04);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .04);--transition-fast: .15s ease;--transition-normal: .2s 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var(--transition-fast);white-space:nowrap;-webkit-user-select:none;user-select:none;outline:none}.btn:focus-visible{box-shadow:0 0 0 3px 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var(--space-3);font-size:var(--text-sm);border-radius:var(--radius-sm)}.btn-lg{height:42px;padding:0 var(--space-6);font-size:var(--text-lg)}.btn:disabled{opacity:.5;cursor:not-allowed}.input,.textarea,.select{font-family:var(--font-sans);font-size:var(--text-base);color:var(--color-gray-800);background:var(--color-surface);border:1px solid var(--color-gray-200);border-radius:var(--radius-md);outline:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.input:focus,.textarea:focus,.select:focus{border-color:var(--color-primary-400);box-shadow:0 0 0 3px #6366f11f}.input::placeholder,.textarea::placeholder{color:var(--color-gray-400)}.input{height:36px;padding:0 var(--space-3)}.input-sm{height:30px;padding:0 var(--space-2);font-size:var(--text-sm)}.textarea{min-height:80px;padding:var(--space-2) var(--space-3);resize:vertical;line-height:1.6}.select{height:36px;padding:0 var(--space-8) 0 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h2{font-size:var(--text-lg);font-weight:600}.modal-body{padding:var(--space-6)}.modal-footer{display:flex;align-items:center;justify-content:flex-end;gap:var(--space-2);padding:var(--space-4) var(--space-6);border-top:1px solid var(--color-divider);background:var(--color-gray-50)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.progress-bar{width:100%;height:6px;background:var(--color-gray-100);border-radius:var(--radius-full);overflow:hidden}.progress-bar-fill{height:100%;border-radius:var(--radius-full);transition:width .3s 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