/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Cairo', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    direction: rtl;
    text-align: right;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Loading Screen Styles */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-content {
    text-align: center;
    color: white;
}

.logos-container {
    margin-bottom: 30px;
}

.main-logo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin-bottom: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.partner-logos {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.partner-logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.institution-name {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.institution-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255,255,255,0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

.loading-text {
    font-size: 1.1rem;
    margin-top: 10px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Main Content */
.main-content {
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

/* Navigation Styles */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
    display: none;
    opacity: 0;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.15);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
}

.nav-logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #3182ce;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #3182ce;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #3182ce;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding-top: 80px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background: #3182ce;
    color: white;
}

.btn-primary:hover {
    background: #2c5aa0;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(49, 130, 206, 0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #3182ce;
    transform: translateY(-2px);
}

.btn-accent {
    background: #e53e3e;
    color: white;
    margin: 20px auto;
    display: block;
    width: fit-content;
}

.btn-accent:hover {
    background: #c53030;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(229, 62, 62, 0.4);
}

.hero-image {
    text-align: center;
}

.hero-img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Engineering Training Icon Section */
.engineering-training-icon {
    background: #f0f4f8;
    padding: 60px 0;
    text-align: center;
}

.engineering-training-icon .icon-container {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    display: inline-block;
    max-width: 400px;
}

.engineering-training-icon .icon-container i {
    font-size: 4rem;
    color: #3182ce;
    margin-bottom: 20px;
}

.engineering-training-icon .icon-container h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: #2d3748;
}

.engineering-training-icon .icon-container p {
    font-size: 1.1rem;
    color: #4a5568;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: #2d3748;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #3182ce, #667eea);
    border-radius: 2px;
}

/* Features Section */
.features {
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3182ce, #667eea);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #2d3748;
}

.feature-card p {
    color: #4a5568;
    line-height: 1.6;
}

/* Partnerships Section */
.partnerships {
    background: #f7fafc;
}

.partnerships-content {
    text-align: center;
}

.partnerships-image {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

/* Courses Section */
.courses {
    background: white;
}

.course-categories, .course-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.category-btn, .filter-btn {
    padding: 10px 20px;
    border: 2px solid #3182ce;
    background: transparent;
    color: #3182ce;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.category-btn.active, .filter-btn.active,
.category-btn:hover, .filter-btn:hover {
    background: #3182ce;
    color: white;
    transform: translateY(-2px);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.course-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.course-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.course-card:hover .course-image img {
    transform: scale(1.05);
}

.course-level {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(49, 130, 206, 0.9);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.course-content {
    padding: 1.5rem;
}

.course-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #2d3748;
}

.course-description {
    color: #4a5568;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.course-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.course-detail {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #4a5568;
    font-size: 0.9rem;
}

.course-detail i {
    color: #3182ce;
    width: 16px;
}

.course-price {
    font-weight: 600;
    color: #e53e3e;
}

.course-features {
    margin-bottom: 1.5rem;
}

.course-features h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #2d3748;
}

.course-features ul {
    list-style: none;
    padding: 0;
}

.course-features li {
    padding: 3px 0;
    color: #4a5568;
    font-size: 0.9rem;
    position: relative;
    padding-right: 20px;
}

.course-features li::before {
    content: '✓';
    position: absolute;
    right: 0;
    color: #38a169;
    font-weight: bold;
}

.course-actions {
    display: flex;
    gap: 1rem;
}

.course-actions .btn {
    flex: 1;
    justify-content: center;
    font-size: 0.9rem;
    padding: 10px 20px;
}

/* About Section */
.about {
    background: #f7fafc;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: #4a5568;
    line-height: 1.8;
    font-size: 1.1rem;
}

.stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.stat h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #3182ce;
    margin-bottom: 0.5rem;
}

.stat p {
    color: #4a5568;
    font-weight: 600;
}

.about-image {
    text-align: center;
}

.about-img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

/* Trainer Section */
.trainer {
    background: white;
}

.trainer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
}

.trainer-image {
    text-align: center;
}

.trainer-img {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.trainer-info h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #2d3748;
}

.trainer-title {
    font-size: 1.2rem;
    color: #3182ce;
    margin-bottom: 2rem;
    font-weight: 600;
}

.trainer-qualifications h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #2d3748;
}

.trainer-qualifications ul {
    list-style: none;
    padding: 0;
}

.trainer-qualifications li {
    padding: 8px 0;
    color: #4a5568;
    position: relative;
    padding-right: 25px;
    line-height: 1.6;
}

.trainer-qualifications li::before {
    content: '🎓';
    position: absolute;
    right: 0;
    top: 8px;
}

/* Contact Section */
.contact {
    background: #f7fafc;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: #3182ce;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.contact-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #2d3748;
}

.contact-item p {
    color: #4a5568;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    width: 50px;
    height: 50px;
    background: #3182ce;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #2c5aa0;
    transform: translateY(-3px);
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: 'Cairo', sans-serif;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3182ce;
}

/* Certificates Section */
.certificates {
    background: white;
}

.certificate-category h3 {
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 1rem;
    color: #2d3748;
}

.certificate-category p {
    text-align: center;
    color: #4a5568;
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.certificate-item {
    text-align: center;
    padding: 2rem;
    background: #f7fafc;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.certificate-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.certificate-img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, #3182ce, #667eea);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.certificate-item h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #2d3748;
}

.certificate-item p {
    color: #4a5568;
}

/* Footer */
.footer {
    background: #2d3748;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 1rem;
}

.footer-logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #a0aec0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #4a5568;
    color: #a0aec0;
}

/* Discount Modal */
.discount-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.discount-content {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    max-width: 500px;
    width: 90%;
    text-align: center;
}

.discount-content h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #2d3748;
}

.discount-item {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: #f7fafc;
    border-radius: 10px;
}

.discount-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #3182ce;
}

.discount-item p {
    color: #4a5568;
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transition: right 0.3s ease;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu li {
        margin: 1rem 0;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

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

    .institution-name {
        font-size: 2rem;
    }

    .partner-logos {
        flex-direction: column;
        align-items: center;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .courses-grid {
        grid-template-columns: 1fr;
    }

    .about-content,
    .trainer-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .stats {
        grid-template-columns: 1fr;
    }

    .course-categories,
    .course-filters {
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .course-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .institution-name {
        font-size: 1.5rem;
    }

    .main-logo {
        width: 100px;
        height: 100px;
    }

    .partner-logo {
        width: 60px;
        height: 60px;
    }

    .nav-container {
        padding: 1rem;
    }

    .feature-card,
    .course-card {
        margin: 0 10px;
    }
}

/* Animation Classes */
.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 1.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1.5rem;
}


/* Engineering Training Icon Section */
.engineering-training-icon {
    padding: 60px 0;
    background: #f8f9fa;
    text-align: center;
}

.icon-container {
    max-width: 600px;
    margin: 0 auto;
}

.icon-container i {
    font-size: 4rem;
    color: #3182ce;
    margin-bottom: 20px;
    display: block;
}

.icon-container h3 {
    font-size: 2rem;
    color: #2d3748;
    margin-bottom: 15px;
    font-weight: 600;
}

.icon-container p {
    font-size: 1.2rem;
    color: #4a5568;
    line-height: 1.6;
}

/* Feature Icons Enhancement */
.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    transition: all 0.3s ease;
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

/* Contact Icons Enhancement */
.contact-item i {
    font-size: 1.5rem;
    color: #3182ce;
    margin-left: 15px;
    width: 30px;
    text-align: center;
}

/* Social Links Enhancement */
.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: #3182ce;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    margin: 0 5px;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #2c5aa0;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(49, 130, 206, 0.4);
}

.social-link i {
    font-size: 1.2rem;
}

/* Footer Icons Enhancement */
.footer .contact-info i {
    color: #3182ce;
    margin-left: 10px;
    width: 20px;
    text-align: center;
}


/* Social Links Styling */
.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 20px;
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

.social-link.telegram {
    background: linear-gradient(135deg, #0088cc, #229ED9);
}

.social-link.facebook {
    background: linear-gradient(135deg, #1877f2, #42a5f5);
}

.social-link.instagram {
    background: linear-gradient(135deg, #e4405f, #f77737, #fccc63);
}

.social-link.whatsapp {
    background: linear-gradient(135deg, #25d366, #128c7e);
}

/* WhatsApp Link Styling */
.whatsapp-link {
    color: #25d366;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.whatsapp-link:hover {
    color: #128c7e;
    text-decoration: underline;
}

.contact-item i.fab.fa-whatsapp {
    color: #25d366;
}

/* Footer Social Links */
.footer .social-links {
    justify-content: flex-start;
}

.footer .social-link {
    width: 40px;
    height: 40px;
    font-size: 18px;
}