:root{--color-primary:#2563eb;--color-primary-hover:#1d4ed8;--color-primary-light:#2563eb1a;--color-surface:#fff;--color-bg:#f8fafc;--color-text:#1e293b;--color-text-light:#64748b;--color-border:#e2e8f0;--color-success:#059669;--color-success-light:#0596691a;--color-error:#dc2626;--color-error-light:#dc26261a;--color-warning:#d97706;--color-warning-light:#d977061a;--sidebar-bg:#0f172a;--sidebar-text:#94a3b8;--sidebar-text-active:#fff;--sidebar-hover:#ffffff0d;--sidebar-active-bg:#2563eb33;--sidebar-width:240px;--font-sans:"Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono:ui-monospace, "Cascadia Code", "Fira Code", Consolas, monospace;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #00000012, 0 2px 4px -2px #0000000d;--shadow-lg:0 10px 15px -3px #00000014, 0 4px 6px -4px #0000000a;--transition:.15s ease}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;font-size:16px}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);min-height:100vh;line-height:1.6}#root{min-height:100vh}h1,h2,h3,h4,h5,h6{color:var(--color-text);font-weight:600;line-height:1.3}h1{font-size:1.75rem}h2{font-size:1.375rem}h3{font-size:1.125rem}h4{font-size:1rem}p{color:var(--color-text-light);line-height:1.6}a{color:var(--color-primary);transition:color var(--transition);text-decoration:none}a:hover{color:var(--color-primary-hover)}.layout{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);z-index:100;flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar-brand{border-bottom:1px solid #ffffff14;padding:24px 20px 20px}.sidebar-brand-name{color:var(--sidebar-text-active);letter-spacing:-.02em;font-size:1.125rem;font-weight:700}.sidebar-brand-subtitle{color:var(--sidebar-text);letter-spacing:.04em;text-transform:uppercase;margin-top:2px;font-size:.75rem;font-weight:500}.sidebar-nav{flex-direction:column;flex:1;gap:2px;padding:12px 8px;display:flex}.sidebar-nav-link{border-radius:var(--radius-md);color:var(--sidebar-text);transition:all var(--transition);align-items:center;gap:10px;padding:10px 12px;font-size:.875rem;font-weight:500;text-decoration:none;display:flex}.sidebar-nav-link:hover{background:var(--sidebar-hover);color:var(--sidebar-text-active)}.sidebar-nav-link.active{background:var(--sidebar-active-bg);color:var(--sidebar-text-active)}.sidebar-nav-link svg{opacity:.7;flex-shrink:0;width:18px;height:18px}.sidebar-nav-link.active svg{opacity:1}.main-content{margin-left:var(--sidebar-width);flex-direction:column;flex:1;min-height:100vh;display:flex}.main-header{background:var(--color-surface);border-bottom:1px solid var(--color-border);z-index:50;justify-content:space-between;align-items:center;padding:16px 32px;display:flex;position:sticky;top:0}.main-header h1{font-size:1.25rem;font-weight:600}.main-body{flex:1;padding:24px 32px}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition)}.card:hover{box-shadow:var(--shadow-md)}.card-header{border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.card-header h2{font-size:1rem;font-weight:600}.card-body{padding:20px}.card-footer{border-top:1px solid var(--color-border);padding:12px 20px}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:24px;display:grid}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:20px}.stat-card-label{color:var(--color-text-light);margin-bottom:4px;font-size:.8125rem;font-weight:500}.stat-card-value{color:var(--color-text);font-size:1.75rem;font-weight:700;line-height:1.2}.stat-card-change{margin-top:4px;font-size:.8125rem;font-weight:500}.stat-card-change.positive{color:var(--color-success)}.stat-card-change.negative{color:var(--color-error)}.table-container{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:.875rem}thead th{text-align:left;color:var(--color-text-light);text-transform:uppercase;letter-spacing:.05em;border-bottom:2px solid var(--color-border);background:var(--color-bg);white-space:nowrap;padding:10px 16px;font-size:.75rem;font-weight:600}tbody td{border-bottom:1px solid var(--color-border);color:var(--color-text);padding:12px 16px}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--color-bg)}.form-group{margin-bottom:16px}.form-label{color:var(--color-text);margin-bottom:6px;font-size:.8125rem;font-weight:600;display:block}.form-input,.form-select,.form-textarea{width:100%;font-size:.875rem;font-family:var(--font-sans);color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);transition:border-color var(--transition), box-shadow var(--transition);outline:none;padding:8px 12px}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.form-input::placeholder{color:var(--color-text-light)}.form-textarea{resize:vertical;min-height:80px}.btn{font-size:.875rem;font-weight:500;font-family:var(--font-sans);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition);white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:8px 16px;line-height:1.4;text-decoration:none;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover);border-color:var(--color-primary-hover)}.btn-secondary{background:var(--color-surface);color:var(--color-text);border-color:var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-bg);border-color:var(--color-text-light)}.btn-danger{background:var(--color-error);color:#fff;border-color:var(--color-error)}.btn-danger:hover:not(:disabled){background:#b91c1c;border-color:#b91c1c}.btn-sm{padding:4px 10px;font-size:.8125rem}.btn-lg{padding:12px 24px;font-size:1rem}.badge{border-radius:9999px;align-items:center;padding:2px 8px;font-size:.75rem;font-weight:600;display:inline-flex}.badge-success{background:var(--color-success-light);color:var(--color-success)}.badge-error{background:var(--color-error-light);color:var(--color-error)}.badge-warning{background:var(--color-warning-light);color:var(--color-warning)}.badge-primary{background:var(--color-primary-light);color:var(--color-primary)}.text-center{text-align:center}.text-right{text-align:right}.text-light{color:var(--color-text-light)}.text-sm{font-size:.8125rem}.text-xs{font-size:.75rem}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-1{gap:8px}.gap-2{gap:16px}.gap-3{gap:24px}.grid-2{grid-template-columns:repeat(2,1fr);gap:16px;display:grid}.grid-3{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}@media (width<=768px){.sidebar{transform:translate(-100%)}.main-content{margin-left:0}.main-body{padding:16px}.stats-grid,.grid-2,.grid-3{grid-template-columns:1fr}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-light)}.empty-state{text-align:center;color:var(--color-text-light);padding:48px 24px}.empty-state h3{color:var(--color-text);margin-bottom:8px}.spinner{border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;width:32px;height:32px;animation:.6s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}