:root{--primary: #059669;--primary-dark: #047857;--red: #dc2626;--yellow: #f59e0b;--blue: #2563eb;--text: #1e293b;--text-light: #64748b;--border: #e2e8f0;--bg: #f8fafc;--radius: 12px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}button,input,select,textarea{font-family:inherit}.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 16px;border:1px solid transparent;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .15s;text-decoration:none;white-space:nowrap}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{background:#fff;border-color:var(--border);color:var(--text)}.btn-ghost:hover{background:#f1f5f9}.btn-danger{background:var(--red);color:#fff}.btn-danger:hover{background:#b91c1c}.btn-blue{background:var(--blue);color:#fff}.btn-sm{padding:6px 12px;font-size:13px}.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}.card-header h2{font-size:16px;font-weight:700}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;padding:10px 16px;font-size:12px;font-weight:600;color:var(--text-light);text-transform:uppercase;letter-spacing:.3px;border-bottom:1px solid var(--border);background:#f8fafc}.data-table td{padding:12px 16px;border-bottom:1px solid var(--border);font-size:14px}.data-table tr:last-child td{border-bottom:none}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--text)}.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--primary)}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.badge{display:inline-block;padding:2px 10px;border-radius:12px;font-size:12px;font-weight:600}.badge-green{background:#dcfce7;color:#059669}.badge-yellow{background:#fef3c7;color:#d97706}.badge-red{background:#fee2e2;color:#dc2626}.badge-blue{background:#dbeafe;color:#2563eb}.badge-gray{background:#f1f5f9;color:#64748b}.search-input{padding:8px 14px;border:1px solid var(--border);border-radius:8px;font-size:14px;min-width:220px}.empty-state{padding:60px 20px;text-align:center;color:var(--text-light)}.empty-state svg{width:48px;height:48px;opacity:.3;margin-bottom:12px}.empty-state h3{font-size:16px;margin-bottom:4px;color:var(--text)}.actions{display:flex;gap:6px;justify-content:flex-end}.app-shell{display:flex;min-height:100vh}.sidebar{width:240px;background:#0f172a;color:#cbd5e1;padding:20px 12px;flex-shrink:0;position:sticky;top:0;height:100vh;overflow-y:auto}.sidebar-brand{font-size:20px;font-weight:800;color:#fff;padding:0 12px 20px;border-bottom:1px solid #1e293b;margin-bottom:16px}.sidebar-brand span{color:var(--primary)}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:#cbd5e1;text-decoration:none;font-size:14px;font-weight:500;margin-bottom:2px;cursor:pointer;border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:#1e293b;color:#fff}.nav-item.active{background:var(--primary);color:#fff}.main-area{flex:1;min-width:0}.topbar{background:#fff;border-bottom:1px solid var(--border);padding:14px 24px;display:flex;justify-content:space-between;align-items:center}.page-content{padding:24px;max-width:1200px}.mobile-shell{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg);display:flex;flex-direction:column}.mobile-header{background:#0f172a;color:#fff;padding:16px 20px;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:10}.mobile-header .brand{font-size:17px;font-weight:800}.mobile-header .brand span{color:var(--primary)}.mobile-content{flex:1;padding:16px}.mobile-btn-logout{background:none;border:none;color:#94a3b8;font-size:13px;cursor:pointer}@media (max-width: 640px){.page-content{padding:16px}}