:root {
            --primary-color: #4361ee;
            --secondary-color: #3a0ca3;
            --accent-color: #f72585;
            --success-color: #4cc9f0;
            --warning-color: #f8961e;
            --danger-color: #ef233c;
            --dark-color: #2c3e50;
            --light-color: #f8f9fa;
            --border-radius: 12px;
            --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Tajawal', sans-serif;
        }

        body {
            background-color: #f5f7fa;
            color: var(--dark-color);
            min-height: 100vh;
        }

        .dashboard-header {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 20px;
            text-align: center;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .dashboard-header h1 {
            font-size: 28px;
            font-weight: 700;
        }

        .container1 {
            max-width: 1200px;
            margin: 30px auto;
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            overflow: hidden;
            padding: 0;
        }

        .header-section {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px;
            background: linear-gradient(135deg, #f8f9fa, #e9ecef);
            border-bottom: 1px solid #e0e3e7;
        }

        .header-section h3 {
            font-size: 22px;
            color: var(--dark-color);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btnBack {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 10px 20px;
            border-radius: var(--border-radius);
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            box-shadow: 0 4px 10px rgba(67, 97, 238, 0.2);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .btnBack:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 15px rgba(67, 97, 238, 0.3);
        }

        table {
            width: 100%;
            border-collapse: collapse;
            margin: 0;
        }

        thead {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
        }

        th {
            padding: 15px;
            text-align: center;
            font-weight: 600;
        }

        tbody tr {
            transition: all 0.2s;
        }

        tbody tr:nth-child(even) {
            background-color: #f8f9fa;
        }

        tbody tr:hover {
            background-color: #f1f3f5;
        }

        td {
            padding: 12px;
            text-align: center;
            border-bottom: 1px solid #e0e3e7;
        }

        .b1 {
            width: 100%;
            padding: 10px;
            border: 2px solid #e0e3e7;
            border-radius: var(--border-radius);
            font-size: 16px;
            text-align: center;
            transition: all 0.3s;
            background-color: #f8fafc;
        }

        .b1:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
            outline: none;
            background-color: white;
        }

        .b2 {
            background: linear-gradient(135deg, var(--success-color), #4895ef);
            color: white;
            border: none;
            padding: 8px 15px;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s;
            box-shadow: 0 2px 8px rgba(76, 201, 240, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 5px;
            margin: 0 auto;
        }

        .b2:hover {
            background: linear-gradient(135deg, #4895ef, var(--success-color));
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(76, 201, 240, 0.4);
        }

        /* مؤشر التحميل */
        .loading-wave {
            display: none;
            justify-content: center;
            align-items: center;
            padding: 30px;
            width: 100%;
        }

        .loading-bar {
            width: 10px;
            height: 30px;
            margin: 0 5px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            border-radius: 5px;
            animation: loading-wave-animation 1s ease-in-out infinite;
        }

        .loading-bar:nth-child(1) { animation-delay: 0.1s; }
        .loading-bar:nth-child(2) { animation-delay: 0.2s; }
        .loading-bar:nth-child(3) { animation-delay: 0.3s; }
        .loading-bar:nth-child(4) { animation-delay: 0.4s; }

        @keyframes loading-wave-animation {
            0%, 100% { transform: scaleY(1); }
            50% { transform: scaleY(1.5); }
        }

        /* زر حفظ الكل */
        .save-all-btn {
            display: block;
            width: 200px;
            margin: 20px auto;
            padding: 12px;
            background: linear-gradient(135deg, var(--accent-color), #b5179e);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(247, 37, 133, 0.3);
        }

        .save-all-btn:hover {
            background: linear-gradient(135deg, #b5179e, var(--accent-color));
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(247, 37, 133, 0.4);
        }

        /* التكيف مع الشاشات الصغيرة */
        @media (max-width: 768px) {
            .container1 {
                margin: 15px;
                border-radius: 12px;
            }

            table {
                display: block;
                overflow-x: auto;
            }

            .header-section {
                flex-direction: column;
                gap: 15px;
                padding: 15px;
            }

            .header-section h3 {
                font-size: 18px;
            }

            th, td {
                padding: 8px;
                font-size: 14px;
            }

            .b1 {
                padding: 8px 0px;
                font-size: 14px;
            }

            .b2 {
                padding: 6px 12px;
                font-size: 14px;
            }
        }