:root{--sidebar-bg: #1e293b;--sidebar-text: #e2e8f0;--sidebar-hover: #334155;--sidebar-active: #3b82f6;--sidebar-width: 240px;--bg-primary: #f8fafc;--bg-white: #ffffff;--text-primary: #1e293b;--text-secondary: #64748b;--border-color: #e2e8f0;--blue-500: #3b82f6;--blue-600: #2563eb;--blue-700: #1d4ed8;--red-500: #ef4444;--red-600: #dc2626;--green-500: #22c55e;--yellow-500: #eab308;--radius: 6px;--shadow: 0 1px 3px rgba(0, 0, 0, .1), 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07), 0 2px 4px rgba(0, 0, 0, .06)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.5;color:var(--text-primary);background:var(--bg-primary)}.admin-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);color:var(--sidebar-text);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}.sidebar-header{padding:20px;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-header h1{font-size:18px;font-weight:700;color:#fff}.sidebar-nav{flex:1;padding:12px 0;display:flex;flex-direction:column;gap:2px}.nav-link{display:block;padding:10px 20px;color:var(--sidebar-text);text-decoration:none;font-size:14px;font-weight:500;border-radius:0;transition:background .15s,color .15s}.nav-link:hover{background:var(--sidebar-hover);color:#fff}.nav-link--active{background:var(--sidebar-active);color:#fff}.sidebar-footer{padding:16px 20px;border-top:1px solid rgba(255,255,255,.1)}.btn-logout{width:100%;padding:8px 16px;background:transparent;border:1px solid rgba(255,255,255,.2);color:var(--sidebar-text);border-radius:var(--radius);cursor:pointer;font-size:13px;transition:background .15s,border-color .15s}.btn-logout:hover{background:#ffffff1a;border-color:#ffffff4d}.main-content{flex:1;margin-left:var(--sidebar-width);padding:32px;min-height:100vh}.page{max-width:1200px}.page h2{font-size:22px;font-weight:700;margin-bottom:20px;color:var(--text-primary)}.card{background:var(--bg-white);border:1px solid var(--border-color);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:16px}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.card-header h3{font-size:16px;font-weight:600}.table-container{background:var(--bg-white);border:1px solid var(--border-color);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}table{width:100%;border-collapse:collapse}thead{background:#f1f5f9}th{padding:10px 16px;text-align:left;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);border-bottom:1px solid var(--border-color)}td{padding:12px 16px;border-bottom:1px solid var(--border-color);font-size:14px}tbody tr:hover{background:#f8fafc}tbody tr:last-child td{border-bottom:none}.badge{display:inline-block;padding:2px 8px;border-radius:9999px;font-size:12px;font-weight:500;line-height:1.5}.badge--active{background:#dcfce7;color:#166534}.badge--inactive{background:#fef3c7;color:#92400e}.badge--blocked{background:#fee2e2;color:#991b1b}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:4px;font-size:13px;font-weight:500;color:var(--text-secondary)}input[type=text],input[type=email],input[type=password],input[type=number],input[type=date],select,textarea{width:100%;padding:8px 12px;border:1px solid var(--border-color);border-radius:var(--radius);font-size:14px;line-height:1.5;color:var(--text-primary);background:var(--bg-white);transition:border-color .15s}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue-500);box-shadow:0 0 0 3px #3b82f626}input:disabled{background:#f1f5f9;cursor:not-allowed}.btn{display:inline-flex;align-items:center;justify-content:center;padding:8px 16px;border:none;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;transition:background .15s,opacity .15s;text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--blue-600);color:#fff}.btn-primary:hover:not(:disabled){background:var(--blue-700)}.btn-danger{background:var(--red-500);color:#fff}.btn-danger:hover:not(:disabled){background:var(--red-600)}.btn-secondary{background:var(--bg-white);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover:not(:disabled){background:#f1f5f9}.btn-block{width:100%}.link-button{background:none;border:none;color:var(--blue-600);cursor:pointer;font-size:13px;padding:4px 0;text-decoration:underline}.link-button:hover:not(:disabled){color:var(--blue-700)}.link-button:disabled{color:var(--text-secondary);text-decoration:none;cursor:not-allowed}.login-view{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);padding:20px}.login-card{background:var(--bg-white);border:1px solid var(--border-color);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:32px;width:100%;max-width:400px}.login-header{text-align:center;margin-bottom:24px}.login-header h1{font-size:22px;font-weight:700;margin-bottom:4px}.login-header p{color:var(--text-secondary);font-size:14px}.otp-label{display:block;margin-bottom:6px;font-size:13px;font-weight:500;color:var(--text-secondary)}.otp-input{width:100%;padding:12px 16px;font-size:24px;letter-spacing:.5em;text-align:center;border:1px solid var(--border-color);border-radius:var(--radius);font-family:monospace}.otp-input:focus{outline:none;border-color:var(--blue-500);box-shadow:0 0 0 3px #3b82f626}.otp-status{text-align:center;color:var(--text-secondary);font-size:13px;margin-top:8px}.otp-actions{display:flex;justify-content:space-between;margin-top:16px}.error-message{background:#fee2e2;color:#991b1b;padding:8px 12px;border-radius:var(--radius);font-size:13px;margin-bottom:12px}.info-message{background:#eff6ff;color:#1e40af;padding:8px 12px;border-radius:var(--radius);font-size:13px;margin-bottom:12px}@media(max-width:768px){.sidebar{width:100%;position:relative;height:auto}.admin-layout{flex-direction:column}.main-content{margin-left:0;padding:20px}}