:root {
            --primary: #3b82f6;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background-color: #f8fafc;
            min-height: 100vh;
            line-height: 1.5;
        }
        
        header {
            background-color: #ffffff;
            border-bottom: 1px solid #e2e8f0;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
            position: sticky;
            top: 0;
            z-index: 50;
        }
        
        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 32px;
        }
        
        .header-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            color: #0f172a;
        }
        
        .logo-icon {
            width: 42px;
            height: 42px;
            background-color: #3b82f6;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
        }
        
        .logo-text {
            font-size: 32px;
            font-weight: 700;
            color: #2563eb;
            letter-spacing: -2px;
        }
        
        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            font-size: 15px;
            font-weight: 500;
            color: #64748b;
        }
        
        .nav-links a {
            text-decoration: none;
            transition: color 0.2s ease;
        }
        
        .nav-links a:hover {
            color: #0f172a;
        }
        
        .nav-button {
            background-color: #3b82f6;
            color: white;
            padding: 10px 24px;
            border-radius: 9999px;
            font-size: 15px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        
        .nav-button:hover {
            background-color: #2563eb;
            transform: translateY(-1px);
        }
        
        main {
            max-width: 1100px;
            margin: 0 auto;
            padding: 60px 32px;
        }
        
        .page-title {
            text-align: center;
            font-size: 24px;
            font-weight: 700;
            color:coral;
            margin-bottom: 8px;
        }
        
        .page-subtitle {
            text-align: center;
            color: #64748b;
            font-size: 18px;
            max-width: 420px;
            margin: 0 auto 48px;
        }
        
        /* Tabs Container */
        .tabs-wrapper {
            background-color: #ffffff;
            border-radius: 24px;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
                        0 4px 6px -4px rgba(0, 0, 0, 0.1);
            overflow: hidden;
            border: 1px solid #f1f5f9;
        }
        
        /* Tab Headers */
        .tab-header {
            display: flex;
            border-bottom: 1px solid #e2e8f0;
        }
        
        .tab-button {
            flex: 1;
            padding: 22px 0;
            font-size: 18px;
            font-weight: 500;
            color: #475569;
            background: none;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
        }
        
        .tab-button:hover {
            color: #0f172a;
        }
        
        .tab-button.active {
            color: #3b82f6;
            font-weight: 600;
        }
        
        .tab-button.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background-color: #3b82f6;
            border-radius: 4px 4px 0 0;
        }
        
        /* Tab Contents */
        .tab-content {
            padding: 48px;
            min-height: 360px;
            animation: fadeIn 0.3s ease forwards;
        }
        
        .tab-content.hidden {
            display: none;
        }
        
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(12px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .content-title {
            font-size: 20px;
            font-weight: 700;
            color:#2563eb;
            margin-bottom: 16px;
        }
        
        .demo-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 10px;
        }
        
        .demo-card {
            background-color: #f8fafc;
            border-radius: 16px;
            padding: 10px;
        }
        
        .demo-card h3 {
            font-size: 20px;
            margin-bottom: 8px;
        }
        
        .demo-analytics {
            background-color: #0f172a;
            color: white;
            border-radius: 20px;
            padding: 60px 40px;
            text-align: center;
            height: 260px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }
        
        .demo-analytics .big-number {
            font-size: 52px;
            font-weight: 700;
            font-family: monospace;
            margin-bottom: 8px;
        }
        
        .settings-list {
            max-width: 460px;
            margin: 0 auto;
        }
        
        .setting-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            border-bottom: 1px solid #e2e8f0;
        }
        
        .toggle {
            position: relative;
            display: inline-block;
            width: 52px;
            height: 28px;
        }
        
        .toggle input {
            opacity: 0;
            width: 0;
            height: 0;
        }
        
        .toggle-slider {
            position: absolute;
            cursor: pointer;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: #cbd5e1;
            transition: .3s;
            border-radius: 9999px;
        }
        
        .toggle-slider:before {
            position: absolute;
            content: "";
            height: 22px;
            width: 22px;
            left: 3px;
            bottom: 3px;
            background-color: white;
            transition: .3s;
            border-radius: 50%;
        }
        
        .toggle input:checked + .toggle-slider {
            background-color: #3b82f6;
        }
        
        .toggle input:checked + .toggle-slider:before {
            transform: translateX(24px);
        }




        /* ////////////login//////////// */



 .input-label {
      display: block;
      font-size: 14px;
      color: #6b7280;
      margin-bottom: 8px;
      font-weight: 500;
       text-align: left;
    
    }

    .input-field {
      width: 100%;
      background: #ffffff;
      border: 1px solid #d1d5db;
      border-radius: 12px;
      padding: 16px 20px;
      font-size: 17px;
      color: #111827;
      outline: none;
      transition: border 0.2s;
    }

    .input-field:focus {
      border-color: #3b82f6;
      box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    }



   .LoginBtn {
      width: 100%;
      background: #3b82f6;
      color: white;
      border: none;
      border-radius: 12px;
      padding: 18px;
      font-size: 18px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s;
      box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
      text-align: left;
    }

    .LoginBtn:hover {
      background: #2563eb;
      transform: translateY(-1px);
    }

    .LoginBtn:active {
      transform: scale(0.98);
    }










           /* ////////////login//////////// */