:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-tertiary: #1a1a24;--bg-card: #15151f;--bg-hover: #1e1e2a;--accent-primary: #6366f1;--accent-primary-hover: #818cf8;--accent-secondary: #22d3ee;--accent-success: #10b981;--accent-warning: #f59e0b;--accent-danger: #ef4444;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-tertiary: #64748b;--text-inverse: #0f172a;--border-primary: #2d2d3a;--border-secondary: #3d3d4a;--border-focus: #6366f1;--gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);--gradient-success: linear-gradient(135deg, #10b981 0%, #22d3ee 100%);--gradient-card: linear-gradient(135deg, rgba(99, 102, 241, .1) 0%, rgba(139, 92, 246, .05) 100%);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 25px rgba(0, 0, 0, .5);--shadow-glow: 0 0 30px rgba(99, 102, 241, .3);--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease;--sidebar-width: 260px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3;color:var(--text-primary)}h1{font-size:2.25rem}h2{font-size:1.75rem}h3{font-size:1.5rem}h4{font-size:1.25rem}p{color:var(--text-secondary)}a{color:var(--accent-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--accent-primary-hover)}.app-layout{display:flex;min-height:100vh}.main-content{flex:1;margin-left:var(--sidebar-width);padding:var(--space-xl);background:var(--bg-primary);min-height:100vh}.sidebar{position:fixed;left:0;top:0;width:var(--sidebar-width);height:100vh;background:var(--bg-secondary);border-right:1px solid var(--border-primary);display:flex;flex-direction:column;z-index:100}.sidebar-header{padding:var(--space-xl);border-bottom:1px solid var(--border-primary)}.sidebar-logo{display:flex;align-items:center;gap:var(--space-md)}.sidebar-logo-icon{width:40px;height:40px;background:var(--gradient-primary);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.25rem}.sidebar-logo-text{font-size:1.25rem;font-weight:700;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-nav{flex:1;padding:var(--space-lg) var(--space-md);display:flex;flex-direction:column;gap:var(--space-xs)}.nav-item{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md) var(--space-lg);color:var(--text-secondary);border-radius:var(--radius-lg);transition:all var(--transition-fast);cursor:pointer;text-decoration:none}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item.active{background:var(--gradient-card);color:var(--accent-primary);border:1px solid rgba(99,102,241,.3)}.nav-item svg{width:20px;height:20px}.page-header{margin-bottom:var(--space-xl)}.page-header h1{margin-bottom:var(--space-sm)}.page-header p{font-size:1rem}.page-header-actions{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-md)}.card{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-xl);padding:var(--space-xl);transition:all var(--transition-normal)}.card:hover{border-color:var(--border-secondary);box-shadow:var(--shadow-md)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-lg)}.card-title{font-size:1.125rem;font-weight:600}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--space-lg);margin-bottom:var(--space-xl)}.stat-card{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-xl);padding:var(--space-xl);display:flex;align-items:flex-start;gap:var(--space-lg);transition:all var(--transition-normal)}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow);border-color:var(--accent-primary)}.stat-icon{width:56px;height:56px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-icon.primary{background:#6366f126;color:var(--accent-primary)}.stat-icon.success{background:#10b98126;color:var(--accent-success)}.stat-icon.warning{background:#f59e0b26;color:var(--accent-warning)}.stat-icon.danger{background:#ef444426;color:var(--accent-danger)}.stat-content{flex:1}.stat-value{font-size:2rem;font-weight:700;color:var(--text-primary);line-height:1;margin-bottom:var(--space-xs)}.stat-label{font-size:.875rem;color:var(--text-secondary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-lg);font-size:.875rem;font-weight:500;border-radius:var(--radius-lg);border:none;cursor:pointer;transition:all var(--transition-fast);text-decoration:none;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-glow)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-primary)}.btn-secondary:hover:not(:disabled){background:var(--bg-hover);border-color:var(--border-secondary)}.btn-danger{background:var(--accent-danger);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.btn-sm{padding:var(--space-sm) var(--space-md);font-size:.8125rem}.btn-icon{width:36px;height:36px;padding:0;border-radius:var(--radius-md)}.form-group{margin-bottom:var(--space-lg)}.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:var(--space-sm)}.form-input,.form-select{width:100%;padding:var(--space-md);background:var(--bg-tertiary);border:1px solid var(--border-primary);border-radius:var(--radius-md);color:var(--text-primary);font-size:.9375rem;transition:all var(--transition-fast)}.form-input:focus,.form-select:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #6366f133}.form-input::placeholder{color:var(--text-tertiary)}.form-input.error{border-color:var(--accent-danger)}.form-error{color:var(--accent-danger);font-size:.8125rem;margin-top:var(--space-xs)}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-lg)}.table-container{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-xl);overflow:hidden}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:var(--space-lg);text-align:left}.table th{background:var(--bg-tertiary);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);border-bottom:1px solid var(--border-primary)}.table td{font-size:.9375rem;color:var(--text-primary);border-bottom:1px solid var(--border-primary)}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:var(--bg-hover)}.table-actions{display:flex;gap:var(--space-sm)}.badge{display:inline-flex;align-items:center;padding:var(--space-xs) var(--space-md);font-size:.75rem;font-weight:600;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.025em}.badge-success{background:#10b98126;color:var(--accent-success)}.badge-danger{background:#ef444426;color:var(--accent-danger)}.badge-primary{background:#6366f126;color:var(--accent-primary)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--space-lg);animation:fadeIn var(--transition-fast)}.modal{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:var(--radius-xl);width:100%;max-width:500px;max-height:90vh;overflow-y:auto;animation:slideUp var(--transition-normal)}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-xl);border-bottom:1px solid var(--border-primary)}.modal-header h2{font-size:1.25rem}.modal-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-md);transition:all var(--transition-fast)}.modal-close:hover{background:var(--bg-hover);color:var(--text-primary)}.modal-body{padding:var(--space-xl)}.modal-footer{display:flex;justify-content:flex-end;gap:var(--space-md);padding:var(--space-xl);border-top:1px solid var(--border-primary)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-2xl);text-align:center}.empty-state-icon{width:80px;height:80px;background:var(--bg-tertiary);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:var(--text-tertiary);margin-bottom:var(--space-lg)}.empty-state h3{font-size:1.25rem;margin-bottom:var(--space-sm)}.empty-state p{color:var(--text-tertiary);margin-bottom:var(--space-lg)}.loading-spinner{display:inline-block;width:40px;height:40px;border:3px solid var(--border-primary);border-top-color:var(--accent-primary);border-radius:50%;animation:spin .8s linear infinite}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-2xl);gap:var(--space-lg)}.loading-text{color:var(--text-secondary);font-size:.9375rem}.skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-hover) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-md)}.skeleton-text{height:1rem;margin-bottom:var(--space-sm)}.skeleton-avatar{width:40px;height:40px;border-radius:var(--radius-full)}.toast-container{position:fixed;top:var(--space-xl);right:var(--space-xl);z-index:2000;display:flex;flex-direction:column;gap:var(--space-md)}.toast{display:flex;align-items:center;gap:var(--space-md);min-width:300px;max-width:450px;padding:var(--space-lg);background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);animation:slideInRight var(--transition-normal)}.toast-success{border-left:4px solid var(--accent-success)}.toast-error{border-left:4px solid var(--accent-danger)}.toast-warning{border-left:4px solid var(--accent-warning)}.toast-icon{flex-shrink:0}.toast-content{flex:1}.toast-title{font-weight:600;font-size:.9375rem;margin-bottom:var(--space-xs)}.toast-message{font-size:.875rem;color:var(--text-secondary)}.toast-close{background:transparent;border:none;color:var(--text-tertiary);cursor:pointer;padding:var(--space-xs);transition:color var(--transition-fast)}.toast-close:hover{color:var(--text-primary)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@media (max-width: 1024px){:root{--sidebar-width: 220px}.main-content{padding:var(--space-lg)}.stats-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.sidebar{transform:translate(-100%);transition:transform var(--transition-normal)}.sidebar.open{transform:translate(0)}.main-content{margin-left:0;padding:var(--space-md)}.stats-grid{grid-template-columns:1fr}.table-container{overflow-x:auto}.table{min-width:600px}.page-header-actions{flex-direction:column;align-items:stretch}.form-row{grid-template-columns:1fr}.modal{margin:var(--space-md);max-height:calc(100vh - var(--space-xl))}}.text-center{text-align:center}.text-right{text-align:right}.text-success{color:var(--accent-success)}.text-danger{color:var(--accent-danger)}.text-warning{color:var(--accent-warning)}.text-muted{color:var(--text-tertiary)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.gap-lg{gap:var(--space-lg)}.mt-sm{margin-top:var(--space-sm)}.mt-md{margin-top:var(--space-md)}.mt-lg{margin-top:var(--space-lg)}.mb-sm{margin-bottom:var(--space-sm)}.mb-md{margin-bottom:var(--space-md)}.mb-lg{margin-bottom:var(--space-lg)}.w-full{width:100%}.hidden{display:none}