/* فونت Vazir - دقیقا همان کد فایل قدیمی */
        @font-face {
            font-family: 'Vazir';
            src: url('../fonts/fa/Vazir.eot');
            src: url('../fonts/fa/Vazir.eot?#iefix') format('embedded-opentype'),
                 url('../fonts/fa/Vazir.woff2') format('woff2'),
                 url('../fonts/fa/Vazir.woff') format('woff'),
                 url('../fonts/fa/Vazir.ttf') format('truetype');
            font-weight: normal;
            font-style: normal;
            font-display: swap;
        }
        
        * {
            font-family: 'Vazir', 'Tahoma', 'Arial', sans-serif;
        }
        
        :root {
            --primary-color: #3498db;
            --secondary-color: #2c3e50;
            --accent-color: #e74c3c;
            --success-color: #27ae60;
            --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        }
        
        body {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            min-height: 100vh;
            padding: 20px 0;
			background-image: url('../images/university.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            background-attachment: fixed;
        }
        
        .main-container {
            background: #ffffff;
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            margin: 30px auto;
            max-width: 600px;
            border: 1px solid #e9ecef;
        }
        
        .university-logo {
            text-align: center;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 2px solid #f8f9fa;
        }
        
        .university-title {
            color: #2c3e50;
            font-weight: 800;
            font-size: 26px;
            margin-bottom: 8px;
        }
        
        .university-subtitle {
            color: #3498db;
            font-size: 18px;
            font-weight: 600;
        }
        
        .system-name {
            background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
            color: white;
            padding: 6px 15px;
            border-radius: 8px;
            display: inline-block;
            margin-top: 10px;
            font-size: 14px;
            font-weight: 600;
            box-shadow: 0 3px 10px rgba(40, 167, 69, 0.2);
        }
        
        /* استایل مخصوص input-group - دقیقا همان فایل قدیمی */
        .input-group-text {
            background: #e9ecef;
            color: #2c3e50;
            border: 2px solid #e9ecef;
            border-left: none;
            font-weight: 600;
            min-width: 140px;
            justify-content: center;
        }
        
        .form-control {
            border: 2px solid #e9ecef;
            border-right: none;
            border-radius: 8px 0 0 8px !important;
            padding: 14px 15px;
            transition: all 0.3s ease;
        }
        
        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
        }
        
        .form-control:focus + .input-group-text {
            border-color: var(--primary-color);
        }
        
        .input-group {
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
            border-radius: 10px;
            overflow: hidden;
            margin-bottom: 25px;
        }
        
        /* دکمه‌ها - همان استایل فایل قدیمی */
        .btn-submit {
            background: var(--gradient);
            color: white;
            padding: 16px 30px;
            border: none;
            border-radius: 10px;
            font-size: 18px;
            font-weight: 700;
            transition: all 0.3s ease;
            width: 100%;
            margin-top: 10px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
        }
        
        .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
        }
        
        .btn-submit:disabled {
            background: #6c757d;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }
        
        .required {
            color: var(--accent-color);
        }
        
        .form-note {
            text-align: center;
            color: #6c757d;
            font-size: 14px;
            margin-top: 25px;
            padding-top: 20px;
            border-top: 1px solid #e9ecef;
        }
        
        /* پیام‌ها */
        .success-message {
            background-color: #d4edda;
            color: #155724;
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 20px;
            text-align: center;
            border: 1px solid #c3e6cb;
            display: none;
        }
        
        .error-message {
            background-color: #f8d7da;
            color: #721c24;
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 20px;
            text-align: center;
            border: 1px solid #f5c6cb;
            display: none;
        }
        
        /* Responsive - همان فایل قدیمی */
        @media (max-width: 768px) {
            .main-container {
                padding: 25px 20px;
                margin: 15px;
            }
            
            .university-title {
                font-size: 22px;
            }
            
            .university-subtitle {
                font-size: 16px;
            }
            
            .input-group-text {
                min-width: 120px;
                font-size: 14px;
            }
            
            .btn-submit {
                font-size: 16px;
                padding: 14px 20px;
            }
        }
        
        @media (max-width: 576px) {
            .main-container {
                padding: 20px 15px;
            }
            
            .university-title {
                font-size: 20px;
            }
            
            .university-subtitle {
                font-size: 15px;
            }
            
            .form-control {
                padding: 12px 15px;
            }
        }