@import "https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700;900&display=swap";:root{--bg-main:#f4f6f9;--bg-sidebar:#343a40;--bg-card:#fff;--primary:#007bff;--primary-hover:#0056b3;--secondary:#6c757d;--success:#28a745;--danger:#dc3545;--warning:#ffc107;--info:#17a2b8;--text-main:#212529;--text-muted:#6c757d;--text-light:#f8f9fa;--border-color:#dee2e6;--shadow-sm:0 1px 3px #0000001f, 0 1px 2px #0000003d;--shadow-md:0 4px 6px #0000001a}*{box-sizing:border-box;margin:0;padding:0;font-family:Roboto,sans-serif}body{background-color:var(--bg-main);color:var(--text-main);-webkit-font-smoothing:antialiased}.admin-layout{min-height:100vh;display:flex}.admin-sidebar{background-color:var(--bg-sidebar);color:#c2c7d0;z-index:10;flex-direction:column;width:250px;display:flex;box-shadow:2px 0 5px #0000001a}.sidebar-header{color:#fff;border-bottom:1px solid #4b545c;align-items:center;gap:12px;padding:20px;display:flex}.sidebar-header h2{white-space:nowrap;font-size:18px;font-weight:500}.sidebar-nav{flex:1;padding:10px 0}.nav-link{color:#c2c7d0;align-items:center;gap:12px;padding:12px 20px;font-size:15px;text-decoration:none;transition:all .2s;display:flex}.nav-link:hover,.nav-link.active{color:#fff;border-left:4px solid var(--primary);background-color:#ffffff1a}.admin-main{flex-direction:column;flex:1;display:flex;overflow-x:hidden}.admin-topbar{border-bottom:1px solid var(--border-color);background-color:#fff;justify-content:space-between;align-items:center;height:60px;padding:0 24px;display:flex}.topbar-right{align-items:center;gap:16px;display:flex}.user-profile{align-items:center;gap:10px;font-weight:500;display:flex}.admin-content{flex:1;padding:24px;overflow-y:auto}.page-header{margin-bottom:24px}.page-header h1{color:#343a40;font-size:24px;font-weight:400}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:24px;display:grid}.stat-card{box-shadow:var(--shadow-sm);border-top:3px solid var(--primary);background:#fff;border-radius:4px;justify-content:space-between;align-items:center;padding:20px;display:flex}.stat-card.success{border-color:var(--success)}.stat-card.danger{border-color:var(--danger)}.stat-card.warning{border-color:var(--warning)}.stat-info h3{margin-bottom:4px;font-size:28px;font-weight:700}.stat-info p{color:var(--text-muted);text-transform:uppercase;font-size:14px}.stat-icon{width:50px;height:50px;color:var(--primary);background-color:#f4f6f9;border-radius:50%;justify-content:center;align-items:center;display:flex}.data-card{box-shadow:var(--shadow-sm);background:#fff;border-radius:4px;margin-bottom:24px}.data-card-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.data-card-header h3{font-size:16px;font-weight:500}.table-responsive{overflow-x:auto}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border-color);padding:12px 20px;font-size:14px}th{color:#495057;text-transform:uppercase;background-color:#f8f9fa;font-size:12px;font-weight:600}tr:hover{background-color:#f8f9fa}.badge{color:#fff;border-radius:4px;padding:4px 8px;font-size:12px;font-weight:600;display:inline-block}.bg-success{background-color:var(--success)}.bg-danger{background-color:var(--danger)}.bg-warning{background-color:var(--warning);color:#212529}.bg-primary{background-color:var(--primary)}.btn{cursor:pointer;color:#fff;border:none;border-radius:4px;align-items:center;gap:6px;padding:6px 12px;font-size:13px;font-weight:500;transition:opacity .2s;display:inline-flex}.btn:hover{opacity:.9}.btn-sm{padding:4px 8px;font-size:12px}