/* ============= متغيرات التصميم ============= */
        :root {
            --primary-color: #065465;    /* اللون الأزرق الداكن */
            --secondary-color: #71a894;  /* اللون الأخضر الفاتح */
            --accent-color: #f49065;     /* اللون البرتقالي */
            --dark-color: #303031;       /* اللون الداكن للنصوص */
            --light-color: #fff5ec;      /* لون خلفية الصفحة */
            --light-bg: #f3f0ea;         /* لون خلفية فاتح */
            --white-bg: #ffffff;         /* لون ابيض  */
            
            /* المسافات */
            --space-sm: 0.5rem;
            --space-md: 1rem;
            --space-lg: 1.5rem;
            --space-xl: 2rem;
            --space-xxl: 3rem;
        }

        /* ============= إعادة ضبط الأنماط ============= */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: 'Nunito', sans-serif;
            background-color: var(--light-color);
            color: var(--dark-color);
            line-height: 1.6;
        }

        .container {
            width: 100%;
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        /* ============= قسم الهيدر ============= */
        .header-section {
            background-color: #065465;
            color: white;
            padding: var(--space-md) 0;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 var(--space-md);
        }

        .left-section {
            display: flex;
            align-items: center;
            gap: var(--space-lg);
            order: 1;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            text-align: left;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            /* تأكيد على أن الإجراءات في اليمين */
            order: 2;
            margin-left: auto;
            margin-right: 15px;
            flex-direction: row;
        }

        .account-link {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: var(--space-sm) var(--space-md);
            border-radius: 4px;
            transition: all 0.3s ease;
        }

        .account-link:hover {
            background: rgba(255,255,255,0.1);
        }

        .login-btn {
            background-color: #f49065;
            color: white;
            text-decoration: none;
            padding: var(--space-sm) var(--space-md);
            border-radius: 4px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }

        .login-btn:hover {
            background-color: #e07d55;
        }

        .user-account {
            font-size: 1rem;
            font-weight: 700;
        }

        /* زر اللغة المبسط */
        .language-switcher {
            display: flex;
            gap: var(--space-sm);
        }

        .language-btn {
            background: #065465;
            color: white;
            border: none;
            font-family: 'Nunito', sans-serif;
            font-size: 1.2rem;
            font-weight: 600;
            cursor: pointer;
            padding: 0;
            border-radius: 6px;
            width: 35px;
            height: 35px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            min-width: 35px;
            text-decoration: none;
            outline: none;
        }

        /* التصميم المتجاوب للهيدر */
        @media (max-width: 768px) {
            .header-section {
                padding: 0.5rem 0;
            }
            
            .header-content {
                padding: 0 1rem;
                flex-wrap: wrap;
                gap: 0.5rem;
            }
            
            .left-section {
                order: 1;
                flex: 1;
                min-width: 0;
            }
            
            .logo {
                font-size: 1.2rem;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }
            
            .header-actions {
                order: 2;
                gap: 5px;
                flex-shrink: 0;
                margin-right: 10px;
                flex-direction: row !important;
                justify-content: flex-end !important;
                align-items: center !important;
            }
            
            .login-btn, .account-link {
                padding: 0.4rem 0.8rem;
                font-size: 0.85rem;
                white-space: nowrap;
            }
            
            .language-btn {
                width: 35px;
                height: 35px;
                font-size: 1.2rem;
                flex-shrink: 0;
            }
        }
        
        @media (max-width: 480px) {
            .header-content {
                padding: 0 0.5rem;
            }
            
            .logo {
                font-size: 1rem;
            }
            
            .header-actions {
                margin-right: 5px;
                gap: 3px;
                flex-direction: row !important;
                justify-content: flex-end !important;
                align-items: center !important;
            }
            
            .login-btn, .account-link {
                padding: 0.3rem 0.6rem;
                font-size: 0.75rem;
            }
            
            .language-btn {
                width: 30px;
                height: 30px;
                font-size: 1rem;
            }
        }
        
        @media (max-width: 360px) {
            .header-content {
                flex-direction: column;
                gap: 0.5rem;
                align-items: stretch;
            }
            
            .left-section {
                order: 1;
                text-align: center;
            }
            
            .header-actions {
                order: 2;
                justify-content: center;
                gap: 3px;
                flex-direction: row !important;
                align-items: center !important;
            }
            
            .logo {
                font-size: 1.1rem;
            }
        }

        .language-btn:hover {
            background: #054555 !important;
            transform: scale(1.05);
        }

        .language-btn.active {
            background: #065465;
        }

        /* ضمان تطابق ألوان الأزرار مع الهيدر */
        .login-btn, .account-link {
            background-color: #f49065 !important;
        }

        .login-btn:hover, .account-link:hover {
            background-color: #e07d55 !important;
        }

        /* ضمان ثبات مواقع الأزرار مع الترجمة */
        .header-actions {
            flex-direction: row !important;
            flex-wrap: nowrap !important;
            justify-content: flex-end !important;
            align-items: center !important;
            gap: 8px !important;
            margin-left: auto !important;
            margin-right: 15px !important;
            position: relative !important;
            left: auto !important;
            right: 0 !important;
            transform: none !important;
        }

        .language-switcher {
            order: 1 !important;
            margin-right: 5px !important;
            position: relative !important;
            left: auto !important;
            right: auto !important;
            transform: none !important;
        }

        .login-btn, .account-link {
            order: 2 !important;
            margin-left: 0 !important;
            position: relative !important;
            left: auto !important;
            right: auto !important;
            transform: none !important;
        }

        /* ضمان ثبات مواقع العناصر في الهيدر */
        .header-content {
            direction: ltr !important; /* إجبار الاتجاه من اليسار لليمين للهيدر */
            display: flex !important;
            justify-content: space-between !important;
            align-items: center !important;
            flex-direction: row !important;
            flex-wrap: nowrap !important;
            position: relative !important;
        }

        .left-section {
            direction: inherit !important;
            text-align: left !important;
            order: 1 !important;
            flex-shrink: 0 !important;
            display: flex !important;
            align-items: center !important;
            gap: var(--space-lg) !important;
            flex-direction: row !important;
            flex-wrap: nowrap !important;
            position: relative !important;
            left: 0 !important;
            right: auto !important;
        }

        .logo {
            direction: inherit !important;
            text-align: left !important;
            flex-shrink: 0 !important;
            flex-grow: 0 !important;
            flex-basis: auto !important;
            position: relative !important;
            left: 0 !important;
            right: auto !important;
        }

        .header-actions {
            direction: inherit !important;
            text-align: right !important;
            order: 2 !important;
            margin-left: auto !important;
            flex-shrink: 0 !important;
            display: flex !important;
            align-items: center !important;
            gap: 8px !important;
            flex-direction: row !important;
            flex-wrap: nowrap !important;
            position: relative !important;
            right: 0 !important;
            left: auto !important;
        }

        /* ضمان ترتيب العناصر في header-actions */
        .language-switcher {
            order: 1 !important;
            margin-right: 5px !important;
        }

        .login-btn, .account-link {
            order: 2 !important;
            margin-left: 0 !important;
        }

        /* منع أي تغيير في الاتجاه للعناصر الفرعية */
        .header-actions * {
            direction: ltr !important;
        }

        .login-btn, .account-link {
            direction: ltr !important;
            text-align: center !important;
            position: relative !important;
            transform: none !important;
            order: 2 !important;
            margin-left: 0 !important;
        }

        .language-switcher {
            direction: ltr !important;
            position: relative !important;
            transform: none !important;
            order: 1 !important;
            margin-right: 5px !important;
        }

        /* تأكيد على أن زر اللغة لا يتحرك */
        .language-switcher {
            position: relative !important;
            display: flex !important;
            align-items: center !important;
            justify-content: center !important;
            direction: ltr !important;
            transform: none !important;
        }

        .language-btn {
            position: relative !important;
            display: flex !important;
            align-items: center !important;
            justify-content: center !important;
            text-align: center !important;
            direction: ltr !important;
            transform: none !important;
        }
        
        /* ضمان ثبات الموقع بالكامل */
        body {
            direction: ltr;
        }
        
        /* منع تحرك العناصر الهيكلية */
        .container, .wrapper, .main-content {
            direction: ltr !important;
        }
        
        /* ضمان ثبات أقسام الموقع */
        .hero-section, .about-section, .features-section, .contact-section {
            direction: ltr !important;
        }
        
        /* ضمان ثبات الهيدر بالكامل */
        .header-section {
            direction: ltr !important;
            transform: none !important;
        }
        
        /* منع أي تأثير للـ RTL على الهيدر */
        .rtl .header-section,
        .ltr .header-section {
            direction: ltr !important;
            transform: none !important;
        }

        /* منع تغيير اتجاه الهيدر في كلا الاتجاهين */
        .rtl .left-section,
        .ltr .left-section {
            flex-direction: row !important;
            flex-wrap: nowrap !important;
            direction: ltr !important;
            text-align: left !important;
            order: 1 !important;
            position: relative !important;
            left: 0 !important;
            right: auto !important;
            transform: none !important;
        }

        .rtl .header-actions,
        .ltr .header-actions {
            flex-direction: row !important;
            flex-wrap: nowrap !important;
            direction: ltr !important;
            text-align: right !important;
            order: 2 !important;
            margin-left: auto !important;
            margin-right: 15px !important;
            gap: 8px !important;
            position: relative !important;
            right: 0 !important;
            left: auto !important;
            transform: none !important;
            justify-content: flex-end !important;
            align-items: center !important;
        }

        .rtl .logo,
        .ltr .logo {
            text-align: left !important;
            direction: ltr !important;
            position: relative !important;
            left: 0 !important;
            right: auto !important;
            transform: none !important;
        }

        .rtl .header-content,
        .ltr .header-content {
            direction: ltr !important;
            flex-direction: row !important;
            flex-wrap: nowrap !important;
            justify-content: space-between !important;
            transform: none !important;
        }

        /* ============= قسم الهيرو ============= */
        .hero-section {
            padding: 6rem 0;
            background-color: var(--light-color);
        }

        .hero-container {
            position: relative;
            min-height: 400px;
            display: flex;
            justify-content: flex-end;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        .hero-content {
            flex: 0 0 50%;
            text-align: right;
            margin-right: var(--space-xl);
        }

        .hero-logo {
            font-size: 6rem;
            font-weight: 700;
            color: var(--dark-color);
            line-height: 1.2;
            position: absolute;
            left: 6%;
            top: 30%;
            transform: translateY(-50%);
        }

        .hero-description {
            font-size: 1.2rem;
            color: var(--dark-color);
            line-height: 1.8;
            margin-bottom: var(--space-xl);
            text-align: right;
            position: absolute;
            right: 10%;
            top: 50%;
            transform: translateY(-50%);
            width: 40%;
            max-width: 600px;
        }

        .registration-buttons {
            display: flex;
            gap: var(--space-md);
            flex-wrap: wrap;
            justify-content: flex-start;
            margin-top: var(--space-xl);
            position: absolute;
            left: 3%;
            top: 60%;
        }

        .hero-actions {
            display: flex;
            gap: var(--space-md);
            flex-wrap: wrap;
        }

        .btn {
            padding: var(--space-md) var(--space-lg);
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            border: none;
            transition: all 0.3s ease;
            min-width: 180px;
            text-align: center;
            text-decoration: none;
            display: inline-block;
        }

        .btn-primary {
            background-color: var(--primary-color);
            color: white;
        }

        .btn-primary:hover {
            background-color: #054555;
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }

        .btn-accent {
            background-color: var(--accent-color);
            color: white;
        }

        .btn-accent:hover {
            background-color: #e07d55;
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }

        .hero-image {
            flex: 0 0 45%;
            text-align: center;
        }

        .hero-image img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
        }

        /* ============= الأقسام العامة ============= */
        .section {
            padding: var(--space-xxl) 0;
            margin-bottom: 3.5rem;
        }

        .section-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: var(--space-xl);
            text-align: center;
            color: var(--primary-color);
        }

        .section-subtitle {
            font-size: 1.25rem;
            margin-bottom: var(--space-lg);
            text-align: center;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
            color: var(--dark-color);
            opacity: 0.8;
        }

        /* ============= قسم الطلاب والمتدربين ============= */
        .students-section {
            background-color: var(--light-color);
        }

        .students-container {
            display: flex;
            flex-direction: row;
            justify-content: space-between;
            align-items: center;
            gap: var(--space-xl);
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        .student-text {
            flex: 0 0 50%;
            text-align: left;
        }

        .student-card {
            background-color: var(--accent-color);
            border: 4px solid var(--dark-color);
            border-radius: 16px;
            padding: var(--space-xl);
            flex: 0 0 45%;
            max-width: 500px;
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }

        .dashboard-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--space-md);
        }

        .dashboard-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: white;
        }

        .dashboard-stats {
            display: flex;
            gap: var(--space-md);
            margin-bottom: var(--space-md);
        }

        .stat-box {
            background: rgba(255, 255, 255, 0.1);
            padding: var(--space-sm) var(--space-md);
            border-radius: 8px;
            text-align: center;
            flex: 1;
        }

        .stat-number {
            font-size: 1.5rem;
            font-weight: 700;
            color: white;
            margin-bottom: 4px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.9);
        }

        .todo-section {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            padding: var(--space-md);
        }

        .todo-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--space-md);
        }

        .todo-title {
            font-size: 1.2rem;
            font-weight: 600;
            color: white;
        }

        .todo-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .todo-item {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            padding: var(--space-sm) 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .todo-item:last-child {
            border-bottom: none;
        }

        .todo-checkbox {
            width: 20px;
            height: 20px;
            border: 2px solid white;
            border-radius: 4px;
            cursor: pointer;
        }

        .todo-text {
            color: white;
            flex: 1;
        }

        .todo-date {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.7);
        }

        .progress-bar {
            width: 100%;
            height: 8px;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 4px;
            margin-top: var(--space-md);
            overflow: hidden;
        }

        .progress-fill {
            width: 60%;
            height: 100%;
            background: white;
            border-radius: 4px;
            transition: width 0.3s ease;
        }

        /* ============= قسم المديرين والموجهين ============= */
        .managers-section {
            background-color: var(--light-color);
        }

        .managers-container {
            display: flex;
            flex-direction: row;
            justify-content: space-between;
            align-items: center;
            gap: var(--space-xl);
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        .manager-info-text {
            flex: 0 0 50%;
            text-align: right;
        }

        .manager-card {
            background-color: var(--white-bg);
            border: 4px solid var(--dark-color);
            border-radius: 16px;
            padding: var(--space-xl);
            flex: 0 0 45%;
            max-width: 500px;
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
            color: rgb(0, 0, 0);
        }

        .manager-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--space-md);
        }

        .feature-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: rgb(0, 0, 0);
        }

        .manager-desc {
            font-size: 1rem;
            line-height: 1.6;
            margin-bottom: var(--space-md);
        }

        .manager-stats {
            display: flex;
            gap: var(--space-md);
            margin-bottom: var(--space-md);
        }

        .manager-stats > div {
            flex: 1;
            text-align: center;
        }

        .stat-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent-color);
            margin-top: var(--space-sm);
        }

        .register-btn {
            background-color: var(--accent-color);
            color: white;
            text-decoration: none;
            padding: var(--space-md);
            border-radius: 8px;
            text-align: center;
            font-weight: 700;
            transition: all 0.3s ease;
        }

        .register-btn:hover {
            background-color: #e07d55;
            transform: translateY(-2px);
        }

        /* ============= قسم الشركات الناشئة ============= */
        .startups-section {
            background-color: var(--light-color);
        }

        .startups-flex {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: var(--space-xl);
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        .startups-info {
            flex: 0 0 60%;
        }

        .startups-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: var(--space-lg);
            color: var(--primary-color);
        }

        .startups-desc {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--dark-color);
        }

        .startups-box {
            background-color: var(--white-bg);
            border: 4px solid var(--dark-color);
            border-radius: 16px;
            padding: var(--space-xl);
            flex: 0 0 35%;
            text-align: center;
            color: rgb(0, 0, 0);
        }

        .startups-box-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
        }

        .startups-box-desc {
            font-size: 1rem;
            margin-bottom: var(--space-lg);
            opacity: 0.9;
        }

        .startups-register-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: var(--space-md) var(--space-lg);
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            width: 100%;
        }

        .startups-register-btn:hover {
            background-color: #054555;
            transform: translateY(-2px);
        }

        /* ============= قسم التواصل ============= */
        .contact-section {
            background-color: var(--light-color);
        }

        .contact-container {
            max-width: 800px;
            margin: 0 auto;
        }

        .contact-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: var(--space-xl);
            text-align: center;
            color: var(--primary-color);
        }

        .contact-form {
            background: white;
            padding: var(--space-xl);
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.1);
        }

        .contact-form-group {
            margin-bottom: var(--space-lg);
        }

        .contact-form-group label {
            display: block;
            margin-bottom: var(--space-sm);
            font-weight: 600;
            color: var(--dark-color);
        }

        .contact-form-group input,
        .contact-form-group textarea {
            width: 100%;
            padding: var(--space-md);
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-size: 1rem;
            transition: border-color 0.3s ease;
        }

        .contact-form-group input:focus,
        .contact-form-group textarea:focus {
            outline: none;
            border-color: var(--primary-color);
        }

        .contact-submit-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: var(--space-md) var(--space-xl);
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            width: 100%;
        }

        .contact-submit-btn:hover {
            background-color: #054555;
            transform: translateY(-2px);
        }

        .contact-submit-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
            transform: none;
        }

        /* ============= الفوتر ============= */
        .footer-section {
            background-color: var(--dark-color);
            color: white;
            padding: var(--space-xxl) 0;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--space-xl);
        }

        .footer-column h4 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: var(--space-lg);
            color: var(--accent-color);
        }

        .social-links {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

        .social-link {
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            transition: color 0.3s ease;
        }

        .social-link:hover {
            color: var(--accent-color);
        }

        .contact-info p {
            margin-bottom: var(--space-sm);
            display: flex;
            align-items: center;
            gap: var(--space-sm);
        }

        .terms-links {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

        .footer-link {
            color: white;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-link:hover {
            color: var(--accent-color);
        }

        /* ============= التصميم المتجاوب ============= */
        @media (max-width: 768px) {
            .header-content {
                padding: 0 var(--space-sm);
            }

            .logo {
                font-size: 1.3rem;
            }

            .login-btn, .account-link {
                padding: 10px 15px;
                font-size: 15px;
            }

            .language-btn {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }

            .hero-container {
                flex-direction: column;
                text-align: center;
            }

            .hero-content {
                margin-right: 0;
                margin-bottom: var(--space-xl);
            }

            .hero-logo {
                position: static;
                transform: none;
                margin-bottom: var(--space-lg);
                font-size: 3.5rem;
            }

            .hero-description {
                position: static;
                transform: none;
                width: 100%;
                margin-bottom: var(--space-lg);
                font-size: 1.1rem;
                padding: 0 var(--space-md);
            }

            .registration-buttons {
                position: static;
                justify-content: center;
                gap: var(--space-md);
            }

            .btn {
                padding: 14px 24px;
                font-size: 16px;
            }

            .students-container,
            .managers-container,
            .startups-flex {
                flex-direction: column;
                gap: var(--space-lg);
            }

            .student-text,
            .manager-info-text,
            .startups-info {
                text-align: center;
            }

            .section-title {
                font-size: 1.8rem;
            }

            .section-subtitle {
                font-size: 1rem;
            }

            .container {
                padding: 0 var(--space-md);
            }

            .student-card,
            .manager-card {
                padding: var(--space-lg);
            }

            .startups-box {
                padding: var(--space-lg);
            }

            .contact-form {
                padding: var(--space-lg);
            }

            .footer-content {
                gap: var(--space-lg);
            }

            .dashboard-stats {
                gap: var(--space-md);
            }

            .stat-box {
                padding: var(--space-md);
            }

            .manager-stats {
                gap: var(--space-md);
            }

            .manager-stats > div {
                padding: var(--space-md);
            }

            .todo-content p {
                font-size: 15px;
            }

            .contact-form-group input,
            .contact-form-group textarea {
                font-size: 16px;
            }

            /* تحسينات إضافية للشاشات المتوسطة */
            .hero-section {
                min-height: 70vh;
            }

            .hero-content {
                padding: var(--space-lg);
            }

            .section {
                padding: var(--space-lg) 0;
            }

            /* تحسين قابلية النقر على الأجهزة اللمسية */
            .btn,
            .login-btn,
            .account-link,
            .language-btn,
            .contact-submit-btn {
                min-height: 40px;
            }

            /* تحسين المسافات بين العناصر */
            .header-actions {
                gap: 10px;
            }

            .registration-buttons {
                gap: 15px;
            }

            .students-container,
            .managers-container,
            .startups-flex {
                gap: 25px;
            }
        }

        @media (max-width: 480px) {
            .header-content {
                flex-direction: column;
                gap: var(--space-md);
                padding: 0 var(--space-sm);
            }

            .header-actions {
                width: 100%;
                justify-content: center;
                gap: var(--space-sm);
            }

            .logo {
                font-size: 1.2rem;
            }

            .login-btn, .account-link {
                padding: 8px 12px;
                font-size: 14px;
            }

            .language-btn {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }

            .registration-buttons {
                flex-direction: column;
                align-items: center;
                gap: var(--space-md);
            }

            .btn {
                min-width: 200px;
                padding: 12px 20px;
                font-size: 16px;
            }

            .hero-logo {
                font-size: 2.5rem;
            }

            .hero-description {
                font-size: 1rem;
                padding: 0 var(--space-sm);
            }

            .hero-section {
                padding: var(--space-lg) 0;
            }

            .hero-container {
                padding: 0 var(--space-sm);
            }

            .section-title {
                font-size: 1.5rem;
            }

            .section-subtitle {
                font-size: 0.9rem;
            }

            .container {
                padding: 0 var(--space-sm);
            }

            .students-container,
            .managers-container {
                flex-direction: column;
                gap: var(--space-lg);
            }

            .student-card,
            .manager-card {
                width: 100%;
                padding: var(--space-md);
            }

            .startups-flex {
                flex-direction: column;
                gap: var(--space-lg);
            }

            .startups-box {
                padding: var(--space-md);
            }

            .contact-form {
                padding: var(--space-md);
            }

            .contact-form-group input,
            .contact-form-group textarea {
                font-size: 16px; /* لمنع التكبير في iOS */
            }

            .footer-content {
                flex-direction: column;
                gap: var(--space-lg);
                text-align: center;
            }

            .footer-column {
                width: 100%;
            }

            .social-links {
                justify-content: center;
            }

            .contact-info {
                text-align: center;
            }

            .section {
                padding: var(--space-lg) 0;
            }

            .dashboard-stats {
                flex-direction: column;
                gap: var(--space-md);
            }

            .stat-box {
                width: 100%;
            }

            .manager-stats {
                flex-direction: column;
                gap: var(--space-md);
            }

            .manager-stats > div {
                width: 100%;
                text-align: center;
            }

            .todo-content p {
                font-size: 14px;
                margin-bottom: 8px;
            }

            .progress-bar {
                height: 8px;
            }

            .contact-form-group label {
                font-size: 14px;
            }

            .contact-form-group input,
            .contact-form-group textarea {
                font-size: 16px;
                padding: 12px;
            }

            .contact-submit-btn {
                width: 100%;
                padding: 14px;
                font-size: 16px;
            }

            /* تحسينات إضافية للشاشات الصغيرة جداً */
            .hero-section {
                min-height: 60vh;
            }

            .hero-content {
                padding: var(--space-md);
            }

            .section {
                padding: var(--space-md) 0;
            }

            .student-card,
            .manager-card,
            .startups-box {
                margin: 0;
                border-radius: 8px;
            }

            .contact-form {
                margin: 0;
                border-radius: 8px;
            }

            /* تحسين قابلية النقر على الأجهزة اللمسية */
            .btn,
            .login-btn,
            .account-link,
            .language-btn,
            .contact-submit-btn {
                min-height: 44px;
                display: flex;
                align-items: center;
                justify-content: center;
            }

            /* تحسين المسافات بين العناصر */
            .header-actions {
                gap: 8px;
            }

            .registration-buttons {
                gap: 12px;
            }

            .students-container,
            .managers-container,
            .startups-flex {
                gap: 20px;
            }
        }

        /* ============= تحسينات إضافية للتصميم المتجاوب ============= */
        @media (max-width: 1024px) {
            .container {
                padding: 0 var(--space-lg);
            }

            .hero-logo {
                font-size: 4.5rem;
            }

            .hero-description {
                font-size: 1.2rem;
            }

            .section-title {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 600px) {
            .header-content {
                padding: 0 var(--space-sm);
            }

            .logo {
                font-size: 1.25rem;
            }

            .login-btn, .account-link {
                padding: 9px 13px;
                font-size: 14px;
            }

            .language-btn {
                width: 31px;
                height: 31px;
                font-size: 14px;
            }

            .hero-logo {
                font-size: 3rem;
            }

            .hero-description {
                font-size: 1.05rem;
            }

            .section-title {
                font-size: 1.7rem;
            }

            .btn {
                padding: 13px 22px;
                font-size: 15px;
            }
        }

        /* ============= أنماط RTL/LTR ============= */
        .rtl {
            direction: rtl;
            text-align: right;
        }

        .ltr {
            direction: ltr;
            text-align: left;
        }

        .rtl .hero-description {
            text-align: right;
        }

        .ltr .hero-description {
            text-align: left;
        }

        .rtl .registration-buttons {
            justify-content: flex-start;
        }

        .ltr .registration-buttons {
            justify-content: flex-end;
        }

        .rtl .student-text {
            text-align: right;
        }

        .ltr .student-text {
            text-align: left;
        }

        .rtl .manager-info-text {
            text-align: right;
        }

        .ltr .manager-info-text {
            text-align: left;
        }

        .rtl .startups-info {
            text-align: right;
        }

        .ltr .startups-info {
            text-align: left;
        }

        /* ============= رسائل التنبيه ============= */
        .contact-alert {
            position: fixed;
            top: 20px;
            right: 20px;
            padding: var(--space-md) var(--space-lg);
            border-radius: 8px;
            font-weight: 600;
            z-index: 1000;
            transform: translateX(100%);
            transition: transform 0.3s ease;
        }

        .contact-alert.show {
            transform: translateX(0);
        }

        .contact-alert.success {
            background-color: #4caf50;
            color: white;
        }

        .contact-alert.error {
            background-color: #f44336;
            color: white;
        }