:root{--primary:#D4AF37;--primary-dark:#B8941F;--secondary:#1a1a1a;--success:#28a745;--danger:#dc3545;--light:#f8f9fa;--dark:#343a40;--white:#fff;--border:#dee2e6}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;background:var(--light);color:var(--dark)}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,var(--secondary) 0%,var(--primary-dark) 100%)}.login-container{width:100%;max-width:400px;padding:20px}.login-box{background:var(--white);padding:40px;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.3)}.login-box h1{color:var(--primary);text-align:center;margin-bottom:10px;font-size:28px}.login-box h2{text-align:center;margin-bottom:30px;font-size:20px}.admin-wrapper{display:flex;min-height:100vh}.admin-sidebar{width:260px;background:var(--secondary);color:var(--white);position:fixed;height:100vh;overflow-y:auto}.sidebar-header{padding:30px 20px;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-header h2{color:var(--primary);font-size:24px;margin-bottom:5px}.sidebar-header p{color:rgba(255,255,255,.7);font-size:14px}.sidebar-nav{padding:20px 0}.sidebar-nav a{display:flex;align-items:center;padding:15px 20px;color:var(--white);text-decoration:none;transition:all .3s;position:relative}.sidebar-nav a:hover{background:rgba(255,255,255,.1);padding-left:25px}.sidebar-nav a.active{background:var(--primary);color:var(--secondary);font-weight:600}.sidebar-nav a i{width:25px;margin-right:15px;font-size:18px}.sidebar-nav a .badge{margin-left:auto;background:var(--danger);padding:3px 8px;border-radius:12px;font-size:12px;font-weight:600}.logout-link{margin-top:20px;border-top:1px solid rgba(255,255,255,.1);padding-top:20px!important;color:rgba(255,255,255,.7)!important}.logout-link:hover{color:var(--danger)!important}.admin-content{flex:1;margin-left:260px;padding:30px}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:20px;border-bottom:2px solid var(--border)}.admin-header h1{color:var(--secondary);font-size:28px}.admin-user{display:flex;align-items:center;gap:15px}.content-box{background:var(--white);padding:30px;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.1);margin-bottom:30px}.content-box h2{color:var(--secondary);margin-bottom:20px;padding-bottom:15px;border-bottom:2px solid var(--primary)}.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:30px}.stat-card{background:var(--white);padding:25px;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.1);display:flex;align-items:center;gap:20px}.stat-card.highlight{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:var(--white)}.stat-icon{font-size:40px}.stat-info h3{font-size:32px;font-weight:700;margin-bottom:5px}.stat-info p{font-size:14px;opacity:.8}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:600}.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 15px;border:1px solid var(--border);border-radius:5px;font-size:14px;transition:border .3s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.btn{display:inline-block;padding:10px 20px;border:none;border-radius:5px;font-size:14px;font-weight:600;text-decoration:none;cursor:pointer;transition:all .3s;text-align:center}.btn-primary{background:var(--primary);color:var(--secondary)}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--secondary);color:var(--white)}.btn-danger{background:var(--danger);color:var(--white)}.btn-sm{padding:6px 12px;font-size:12px}.btn-block{display:block;width:100%}.data-table{width:100%;border-collapse:collapse;margin-top:20px}.data-table thead{background:var(--light)}.data-table th{padding:12px;text-align:left;font-weight:600;border-bottom:2px solid var(--border)}.data-table td{padding:12px;border-bottom:1px solid var(--border)}.data-table tbody tr:hover{background:var(--light)}.data-table tr.unread{background:#fffbeb;font-weight:600}.status-badge{display:inline-block;padding:4px 12px;border-radius:12px;font-size:12px;font-weight:600}.status-active{background:#d4edda;color:#155724}.status-inactive{background:#f8d7da;color:#721c24}.alert{padding:15px 20px;border-radius:5px;margin-bottom:20px}.alert-success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}.alert-error{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.price-card{background:var(--white);padding:25px;border-radius:10px;border:2px solid var(--border);margin-bottom:20px}.price-card h3{color:var(--primary);margin-bottom:20px;padding-bottom:10px;border-bottom:2px solid var(--primary)}.message-detail{padding:20px}@media (max-width:768px){.admin-sidebar{width:70px}.admin-sidebar span{display:none}.admin-content{margin-left:70px}.content-grid,.form-row{grid-template-columns:1fr}}