:root{--primary-50: #eef2ff;--primary-100: #e0e7ff;--primary-200: #c7d2fe;--primary-300: #a5b4fc;--primary-400: #818cf8;--primary-500: #6366f1;--primary-600: #4f46e5;--primary-700: #4338ca;--primary-color: #6366f1;--primary-hover: #4f46e5;--success-50: #ecfdf5;--success-100: #d1fae5;--success-500: #10b981;--success-600: #059669;--success-color: #10b981;--warning-50: #fffbeb;--warning-100: #fef3c7;--warning-500: #f59e0b;--warning-color: #f59e0b;--danger-50: #fef2f2;--danger-100: #fee2e2;--danger-500: #ef4444;--danger-color: #ef4444;--gray-50: #f8fafc;--gray-100: #f1f5f9;--gray-200: #e2e8f0;--gray-300: #cbd5e1;--gray-400: #94a3b8;--gray-500: #64748b;--gray-600: #475569;--gray-700: #334155;--gray-800: #1e293b;--gray-900: #0f172a;--secondary-color: #64748b;--background-color: #f8fafc;--surface-color: #ffffff;--text-primary: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--border-color: #e2e8f0;--shadow-xs: 0 1px 2px 0 rgb(0 0 0 / .03);--shadow-sm: 0 1px 3px 0 rgb(0 0 0 / .06), 0 1px 2px -1px rgb(0 0 0 / .06);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .07), 0 2px 4px -2px rgb(0 0 0 / .07);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .08), 0 4px 6px -4px rgb(0 0 0 / .08);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .08), 0 8px 10px -6px rgb(0 0 0 / .08);--shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / .15);--shadow-inner: inset 0 2px 4px 0 rgb(0 0 0 / .04);--shadow-primary: 0 4px 14px 0 rgba(99, 102, 241, .25);--radius-xs: .25rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-full: 9999px;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .2s cubic-bezier(.4, 0, .2, 1);--transition-slow: .3s cubic-bezier(.4, 0, .2, 1);--transition-spring: .5s cubic-bezier(.34, 1.56, .64, 1)}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%}body{font-family:var(--font-sans);font-size:16px;line-height:1.6;color:var(--text-primary);background-color:var(--background-color);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}a{color:var(--primary-color);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--primary-hover);text-decoration:none}button{cursor:pointer;font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-4)}.container-narrow{max-width:800px;margin:0 auto;padding:0 var(--space-4)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:.625rem 1.25rem;font-size:.875rem;font-weight:600;letter-spacing:-.01em;border-radius:var(--radius-lg);border:none;transition:all var(--transition-base);white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.btn:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px}.btn-primary{background:linear-gradient(135deg,var(--primary-500) 0%,var(--primary-600) 100%);color:#fff;box-shadow:var(--shadow-sm),var(--shadow-primary)}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,var(--primary-600) 0%,var(--primary-700) 100%);transform:translateY(-1px);box-shadow:var(--shadow-md),var(--shadow-primary)}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-secondary{background-color:var(--surface-color);color:var(--text-primary);border:1px solid var(--border-color);box-shadow:var(--shadow-xs)}.btn-secondary:hover:not(:disabled){background-color:var(--gray-50);border-color:var(--gray-300)}.btn-success{background:linear-gradient(135deg,var(--success-500) 0%,var(--success-600) 100%);color:#fff;box-shadow:var(--shadow-sm),0 4px 14px #10b98140}.btn-success:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-md),0 4px 14px #10b98159}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover:not(:disabled){background:var(--gray-100);color:var(--text-primary)}.btn-sm{padding:.375rem .875rem;font-size:.8125rem;border-radius:var(--radius-md)}.btn-lg{padding:.875rem 1.75rem;font-size:1rem;border-radius:var(--radius-xl)}.btn-icon{width:2.5rem;height:2.5rem;padding:0;border-radius:var(--radius-lg)}.card{background:var(--surface-color);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);overflow:hidden;transition:all var(--transition-base)}.card-hover:hover{box-shadow:var(--shadow-lg);border-color:var(--gray-200);transform:translateY(-2px)}.card-interactive{cursor:pointer}.card-interactive:hover{box-shadow:var(--shadow-lg);border-color:var(--primary-200)}.card-interactive:active{transform:scale(.995)}.form-group{margin-bottom:var(--space-5)}.form-group label{display:block;font-size:.875rem;font-weight:600;color:var(--text-primary);margin-bottom:var(--space-2)}.form-group input,.form-group textarea,.form-group select{width:100%;padding:.75rem 1rem;font-size:.9375rem;border:1.5px solid var(--border-color);border-radius:var(--radius-lg);background-color:var(--surface-color);transition:all var(--transition-fast)}.form-group input:hover,.form-group textarea:hover,.form-group select:hover{border-color:var(--gray-300)}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 4px var(--primary-50)}.form-group input::placeholder,.form-group textarea::placeholder,.form-group select::placeholder{color:var(--text-muted)}.form-group textarea{resize:vertical;min-height:120px}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:.25rem .75rem;font-size:.75rem;font-weight:600;border-radius:var(--radius-full);letter-spacing:.01em}.badge.badge-primary{background:var(--primary-50);color:var(--primary-600)}.badge.badge-success{background:var(--success-50);color:var(--success-600)}.badge.badge-warning{background:var(--warning-50);color:var(--warning-500)}.badge.badge-secondary{background:var(--gray-100);color:var(--gray-600)}.badge.badge-danger{background:var(--danger-50);color:var(--danger-500)}.loading-spinner{display:inline-block;width:1.25rem;height:1.25rem;border:2px solid var(--gray-200);border-top-color:var(--primary-color);border-radius:50%;animation:spin .7s linear infinite}.loading-spinner-lg{width:2rem;height:2rem;border-width:3px}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{background:linear-gradient(90deg,var(--gray-100) 25%,var(--gray-200) 50%,var(--gray-100) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-md)}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.empty-state{text-align:center;padding:var(--space-12) var(--space-6)}.empty-state .empty-icon{width:80px;height:80px;margin:0 auto var(--space-6);display:flex;align-items:center;justify-content:center;background:var(--gray-100);border-radius:var(--radius-2xl);font-size:2rem}.empty-state h3{font-size:1.25rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-2)}.empty-state p{font-size:.9375rem;color:var(--text-secondary);margin-bottom:var(--space-6);max-width:320px;margin-left:auto;margin-right:auto}.progress-bar{height:8px;background:var(--gray-100);border-radius:var(--radius-full);overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-400) 0%,var(--primary-600) 100%);border-radius:var(--radius-full);transition:width var(--transition-slow)}.progress-fill-success{background:linear-gradient(90deg,var(--success-400, #34d399) 0%,var(--success-500) 100%)}.progress-ring{transform:rotate(-90deg)}.progress-ring-bg{stroke:var(--gray-100)}.progress-ring-fill{stroke:var(--primary-500);stroke-linecap:round;transition:stroke-dashoffset var(--transition-slow)}.avatar{width:40px;height:40px;border-radius:var(--radius-full);background:linear-gradient(135deg,var(--primary-400) 0%,var(--primary-600) 100%);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.875rem;flex-shrink:0}.avatar img{width:100%;height:100%;object-fit:cover;border-radius:inherit}.avatar-sm{width:32px;height:32px;font-size:.75rem}.avatar-lg{width:56px;height:56px;font-size:1.125rem}[data-tooltip]{position:relative}[data-tooltip]:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%) translateY(4px);padding:.5rem .75rem;background:var(--gray-800);color:#fff;font-size:.75rem;font-weight:500;border-radius:var(--radius-md);white-space:nowrap;opacity:0;visibility:hidden;transition:all var(--transition-fast);z-index:1000}[data-tooltip]:hover:after{opacity:1;visibility:visible;transform:translate(-50%) translateY(0)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px}.text-primary{color:var(--text-primary)}.text-secondary{color:var(--text-secondary)}.text-muted{color:var(--text-muted)}.text-success{color:var(--success-color)}.text-warning{color:var(--warning-color)}.text-danger{color:var(--danger-color)}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;transform:translateY(-16px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}@keyframes celebrate{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}.animate-fade-in{animation:fadeIn var(--transition-base) ease-out}.animate-slide-up{animation:slideUp var(--transition-slow) ease-out}.animate-scale-in{animation:scaleIn var(--transition-base) ease-out}.animate-pulse{animation:pulse 2s ease-in-out infinite}.animate-bounce{animation:bounce 1s ease-in-out infinite}