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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

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

/* Helper function for hiding elements */
.e {
    display: inline;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 10px 0;
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 70px;
    position: relative;
}

/* Logo Styles */
.logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo-img {
    height: 50px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
}

.logo-text h2 {
    color: white;
    font-size: 1.8em;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 30px;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    padding: 10px 15px;
    border-radius: 25px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

.nav-link i {
    font-size: 1em;
}

/* Header Contact */
.header-contact {
    display: flex;
    align-items: center;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: white;
}

.contact-item a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: #ffd700;
}

.whatsapp-btn .whatsapp-link {
    background: #25d366;
    padding: 8px 16px;
    border-radius: 25px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.whatsapp-btn .whatsapp-link:hover {
    background: #1eb152;
    transform: translateY(-2px);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    padding: 10px;
    z-index: 1001;
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background: white;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Social Links in Nav */
.nav-social {
    display: none;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.2);
    gap: 15px;
    justify-content: center;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link.facebook { background: #1877f2; }
.social-link.instagram { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.social-link.youtube { background: #ff0000; }
.social-link.tiktok { background: #000; }
.social-link.whatsapp { background: #25d366; }

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

/* Main Content */
.main-content {
    min-height: calc(100vh - 400px);
    padding: 40px 0;
}

/* Footer Styles */
.footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 60px 0 20px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.3em;
    margin-bottom: 20px;
    color: #ffd700;
    position: relative;
}

.footer-section h4:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 50px;
    height: 2px;
    background: #ffd700;
}

/* Company Info Section */
.footer-logo-img {
    height: 60px;
    width: auto;
    margin-bottom: 15px;
}

.footer-logo-text {
    font-size: 1.5em;
    color: #ffd700;
    margin-bottom: 15px;
}

.company-tagline {
    font-style: italic;
    color: #bdc3c7;
    margin-bottom: 15px;
    font-size: 1.1em;
}

.company-description {
    color: #ecf0f1;
    line-height: 1.8;
}

/* Quick Links */
.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #ecf0f1;
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-links a:hover {
    color: #ffd700;
    padding-left: 10px;
}

/* Contact Info */
.contact-details .contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
}

.contact-details .contact-item i {
    color: #ffd700;
    font-size: 1.2em;
    margin-top: 2px;
    width: 20px;
}

.contact-text {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-weight: bold;
    font-size: 0.9em;
    color: #bdc3c7;
}

.contact-text a {
    color: #ecf0f1;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-text a:hover {
    color: #ffd700;
}

/* Social Media */
.social-links {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.footer .social-link {
    width: 45px;
    height: 45px;
    font-size: 1.2em;
}

/* Newsletter */
.newsletter h5 {
    margin-bottom: 15px;
    color: #ffd700;
}

.newsletter-form .input-group {
    display: flex;
    border-radius: 25px;
    overflow: hidden;
    background: white;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 20px;
    border: none;
    outline: none;
    font-size: 1em;
}

.newsletter-form button {
    background: #ffd700;
    border: none;
    padding: 12px 20px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.newsletter-form button:hover {
    background: #ffed4e;
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom-links {
    display: flex;
    gap: 20px;
}

.footer-bottom-links a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: #ffd700;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

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

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 100px;
    right: 30px;
    z-index: 1000;
}

.whatsapp-float-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    font-size: 1.5em;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    animation: pulse 2s infinite;
}

.whatsapp-float-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
}

@keyframes pulse {
    0% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.8); }
    100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .header-contact {
        display: none;
    }
    
    .nav-list {
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .navbar {
        min-height: 60px;
    }
    
    .logo-text h2 {
        font-size: 1.4em;
    }
    
    .logo-img {
        height: 40px;
    }
    
    /* Mobile Navigation */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
        flex-direction: column;
        justify-content: flex-start;
        padding: 80px 30px 30px;
        transition: right 0.3s ease;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        width: 100%;
        padding: 15px 20px;
        border-radius: 10px;
        margin-bottom: 10px;
        font-size: 1.1em;
        border: 1px solid rgba(255,255,255,0.1);
    }
    
    .nav-social {
        display: flex;
    }
    
    .header-contact {
        display: none;
    }
    
    /* Footer Mobile */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-bottom-links {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .newsletter-form .input-group {
        flex-direction: column;
        border-radius: 10px;
    }
    
    .newsletter-form input {
        border-radius: 10px 10px 0 0;
    }
    
    .newsletter-form button {
        border-radius: 0 0 10px 10px;
    }
    
    /* Floating Buttons Mobile */
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
    
    .whatsapp-float {
        bottom: 80px;
        right: 20px;
    }
    
    .whatsapp-float-btn {
        width: 55px;
        height: 55px;
        font-size: 1.3em;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .main-content {
        padding: 20px 0;
    }
    
    .footer {
        padding: 40px 0 15px;
        margin-top: 40px;
    }
    
    .logo-text h2 {
        font-size: 1.2em;
    }
    
    .logo-img {
        height: 35px;
    }
    
    .nav-menu {
        width: 280px;
        padding: 70px 20px 20px;
    }
    
    .footer-section h4 {
        font-size: 1.1em;
    }
    
    .social-links {
        gap: 10px;
    }
    
    .footer .social-link {
        width: 40px;
        height: 40px;
        font-size: 1em;
    }
}

/* Loading and Animation Utilities */
.fadeIn {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.slideInLeft {
    animation: slideInLeft 0.5s ease-out;
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

.slideInRight {
    animation: slideInRight 0.5s ease-out;
}

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

/* Course Pages Styles */
.courses-container {
    min-height: calc(100vh - 400px);
    padding: 40px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

/* Page Header */
.courses-header {
    text-align: center;
    margin-bottom: 50px;
}

.breadcrumb {
    font-size: 0.9rem;
    margin-bottom: 20px;
    color: #6c757d;
}

.breadcrumb a {
    color: #007bff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #0056b3;
    text-decoration: underline;
}

.breadcrumb span {
    margin: 0 8px;
    color: #6c757d;
}

.courses-title {
    font-size: 3rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 15px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.courses-subtitle {
    font-size: 1.2rem;
    color: #6c757d;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.category-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid #e9ecef;
    position: relative;
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.category-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

.category-card:hover .category-img {
    transform: scale(1.1);
}

.category-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
}

.category-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.category-card:hover .category-overlay {
    opacity: 1;
}

.category-overlay i {
    color: white;
    font-size: 2rem;
    transform: translateX(-10px);
    transition: transform 0.3s ease;
}

.category-card:hover .category-overlay i {
    transform: translateX(0);
}

.category-content {
    padding: 25px;
}

.category-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 12px;
    line-height: 1.3;
}

.category-description {
    color: #6c757d;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.category-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid #e9ecef;
}

.sub-count {
    color: #6c757d;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 6px;
}

.view-courses {
    color: #007bff;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color 0.3s ease;
}

.category-card:hover .view-courses {
    color: #0056b3;
}

/* No Categories */
.no-categories {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
}

.no-categories-content i {
    font-size: 4rem;
    color: #dee2e6;
    margin-bottom: 20px;
}

.no-categories-content h3 {
    color: #2c3e50;
    margin-bottom: 10px;
}

.no-categories-content p {
    color: #6c757d;
}

/* Main Category Hero Section (for subcourse.php) */
.main-category-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    padding: 50px 40px;
    margin-bottom: 30px;
    color: white;
}

.hero-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-text h1 {
    color: white;
    background: none;
    -webkit-text-fill-color: white;
}

.hero-text .courses-subtitle {
    color: rgba(255,255,255,0.9);
    margin: 0;
}

.category-stats {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

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

.main-category-img {
    max-width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.main-category-placeholder {
    width: 200px;
    height: 200px;
    background: rgba(255,255,255,0.2);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    backdrop-filter: blur(10px);
}

.main-category-placeholder i {
    font-size: 4rem;
    color: white;
}

/* Back Navigation */
.back-navigation {
    margin-bottom: 30px;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #007bff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 10px 20px;
    border-radius: 25px;
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.back-btn:hover {
    background: #007bff;
    color: white;
    transform: translateX(-5px);
}

/* Subcategories Section */
.subcategories-section {
    margin-bottom: 60px;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.1rem;
    color: #6c757d;
    max-width: 600px;
    margin: 0 auto;
}

/* Subcategories Grid */
.subcategories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.subcategory-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.subcategory-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.subcategory-image {
    position: relative;
    height: 180px;
    overflow: hidden;
}

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

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

.subcategory-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
}

.subcategory-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,123,255,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.subcategory-card:hover .subcategory-overlay {
    opacity: 1;
}

.overlay-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: white;
}

.overlay-content i {
    font-size: 2.5rem;
}

.overlay-content span {
    font-weight: 600;
    font-size: 1.1rem;
}

.subcategory-content {
    padding: 25px;
}

.subcategory-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 12px;
}

.subcategory-description {
    color: #6c757d;
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.course-features {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #28a745;
    font-size: 0.8rem;
    font-weight: 500;
}

.subcategory-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid #e9ecef;
}

.course-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.duration,
.level {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #6c757d;
    font-size: 0.8rem;
}

.enroll-btn {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.enroll-btn:hover {
    background: linear-gradient(135deg, #0056b3 0%, #004085 100%);
    transform: translateX(5px);
}

/* No Subcategories */
.no-subcategories {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
}

.no-subcategories-content i {
    font-size: 4rem;
    color: #ffc107;
    margin-bottom: 20px;
}

.no-subcategories-content h3 {
    color: #2c3e50;
    margin-bottom: 15px;
}

.no-subcategories-content p {
    color: #6c757d;
    margin-bottom: 25px;
}

.notify-btn {
    background: linear-gradient(135deg, #ffc107 0%, #e0a800 100%);
    color: #212529;
    padding: 12px 25px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.notify-btn:hover {
    background: linear-gradient(135deg, #e0a800 0%, #d39e00 100%);
    transform: translateY(-2px);
}

/* Info Section */
.courses-info {
    margin-bottom: 60px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.info-card {
    background: white;
    padding: 30px 25px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    border: 1px solid #e9ecef;
}

.info-card:hover {
    transform: translateY(-5px);
}

.info-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 1.5rem;
}

.info-card h4 {
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.info-card p {
    color: #6c757d;
    line-height: 1.6;
    font-size: 0.9rem;
}

/* Category Benefits */
.category-benefits {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 60px 0;
    margin: 60px 0;
    border-radius: 20px;
}

.benefits-container h2 {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 50px;
    font-size: 2.5rem;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.benefit-item {
    background: white;
    padding: 30px 25px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-5px);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 1.8rem;
}

.benefit-item h4 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.benefit-item p {
    color: #6c757d;
    line-height: 1.6;
}

/* CTA Section */
.courses-cta {
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 60px 40px;
    border-radius: 20px;
    color: white;
    margin-top: 60px;
}

.courses-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.courses-cta p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-cta {
    padding: 15px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-cta.primary {
    background: rgba(255,255,255,0.9);
    color: #2c3e50;
}

.btn-cta.primary:hover {
    background: white;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.btn-cta.secondary {
    background: transparent;
    color: white;
    border-color: rgba(255,255,255,0.5);
}

.btn-cta.secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: white;
    transform: translateY(-2px);
}

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

.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

.hidden { display: none; }
.visible { display: block; }

/* All Courses Page Styles */
.allcourses-container {
    min-height: calc(100vh - 400px);
    padding: 40px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

/* Filters Section */
.filters-section {
    background: white;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border: 1px solid #e9ecef;
}

.filters-container h3 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.filters-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr auto;
    gap: 20px;
    align-items: end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.filter-group label {
    font-weight: 600;
    color: #495057;
    font-size: 0.9rem;
}

.search-group {
    position: relative;
}

.search-input-wrapper {
    position: relative;
    display: flex;
}

.search-input-wrapper input {
    flex: 1;
    padding: 12px 50px 12px 15px;
    border: 1px solid #ced4da;
    border-radius: 25px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-input-wrapper input:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0,123,255,0.25);
}

.search-btn {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    background: #007bff;
    border: none;
    border-radius: 50%;
    width: 35px;
    height: 35px;
    color: white;
    cursor: pointer;
    transition: background 0.3s ease;
}

.search-btn:hover {
    background: #0056b3;
}

.filter-group select {
    padding: 12px 15px;
    border: 1px solid #ced4da;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: white;
}

.filter-group select:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 2px rgba(0,123,255,0.25);
}

.filter-actions {
    display: flex;
    gap: 10px;
}

.btn-filter, .btn-clear {
    padding: 12px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-filter {
    background: #28a745;
    color: white;
}

.btn-filter:hover {
    background: #1e7e34;
}

.btn-clear {
    background: #6c757d;
    color: white;
}

.btn-clear:hover {
    background: #545b62;
}

/* Results Summary */
.results-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.results-count {
    font-size: 1.1rem;
    color: #2c3e50;
}

.active-filters {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.active-filters span:first-child {
    font-weight: 600;
    color: #6c757d;
}

.filter-tag {
    background: #007bff;
    color: white;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-tag a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
}

.filter-tag a:hover {
    color: #ffd700;
}

/* Courses Grid */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.course-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid #e9ecef;
    position: relative;
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.course-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

.course-card:hover .course-img {
    transform: scale(1.1);
}

.course-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
}

.course-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,123,255,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.course-card:hover .course-overlay {
    opacity: 1;
}

.overlay-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: white;
}

.overlay-content i {
    font-size: 2.5rem;
}

.overlay-content span {
    font-weight: 600;
    font-size: 1.1rem;
}

.course-content {
    padding: 25px;
}

.course-categories {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.main-category, .sub-category {
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.main-category {
    background: #e3f2fd;
    color: #1976d2;
}

.sub-category {
    background: #e8f5e8;
    color: #388e3c;
}

.course-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 12px;
    line-height: 1.4;
}

.course-description {
    color: #6c757d;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.course-meta {
    border-top: 1px solid #e9ecef;
    padding-top: 15px;
}

.course-features {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #28a745;
    font-size: 0.8rem;
    font-weight: 500;
}

.course-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.course-date {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #6c757d;
    font-size: 0.85rem;
}

.view-course {
    color: #007bff;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color 0.3s ease;
}

.course-card:hover .view-course {
    color: #0056b3;
}

/* No Courses */
.no-courses {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 20px;
}

.no-courses-content i {
    font-size: 4rem;
    color: #dee2e6;
    margin-bottom: 20px;
}

.no-courses-content h3 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.no-courses-content p {
    color: #6c757d;
    margin-bottom: 25px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.btn-view-all {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    padding: 12px 25px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.btn-view-all:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,123,255,0.4);
}

/* Course Statistics */
.course-stats {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    padding: 50px 30px;
    margin: 60px 0;
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.stat-item {
    text-align: center;
    display: flex;
    align-items: center;
    gap: 20px;
}

.stat-icon {
    width: 70px;
    height: 70px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    flex-shrink: 0;
}

.stat-info h4 {
    font-size: 2.2rem;
    margin-bottom: 5px;
    font-weight: 700;
}

.stat-info p {
    font-size: 1rem;
    opacity: 0.9;
    margin: 0;
}

/* Single Course Page Styles */
.single-course-container {
    min-height: calc(100vh - 400px);
    padding: 40px 0;
}

/* Course Hero */
.course-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    padding: 60px 40px;
    margin-bottom: 40px;
    color: white;
}

.hero-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-text .course-categories {
    margin-bottom: 20px;
}

.hero-text .course-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-text .course-description {
    font-size: 1.2rem;
    line-height: 1.7;
    margin-bottom: 30px;
    opacity: 0.9;
}

.course-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stat-item i {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.8);
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.8rem;
    opacity: 0.8;
}

.stat-value {
    font-weight: 600;
    font-size: 1rem;
}

.course-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-enroll, .btn-inquiry, .btn-materials {
    padding: 12px 25px;
    border: 2px solid transparent;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.btn-enroll {
    background: rgba(255,255,255,0.9);
    color: #2c3e50;
}

.btn-enroll:hover {
    background: white;
    transform: translateY(-2px);
}

.btn-inquiry, .btn-materials {
    background: transparent;
    color: white;
    border-color: rgba(255,255,255,0.5);
}

.btn-inquiry:hover, .btn-materials:hover {
    background: rgba(255,255,255,0.1);
    border-color: white;
}

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

.course-main-img {
    max-width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.course-main-placeholder {
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,0.2);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    backdrop-filter: blur(10px);
}

.course-main-placeholder i {
    font-size: 5rem;
    color: white;
}

.image-overlay {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: rgba(0,0,0,0.7);
    border-radius: 10px;
    padding: 15px;
    backdrop-filter: blur(10px);
}

.overlay-stats {
    display: flex;
    gap: 20px;
}

.overlay-stat {
    text-align: center;
    color: white;
}

.overlay-stat .number {
    display: block;
    font-size: 1.3rem;
    font-weight: 700;
}

.overlay-stat .label {
    font-size: 0.8rem;
    opacity: 0.8;
}

/* Course Content Layout */
.course-content-wrapper {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
    margin-bottom: 60px;
}

.content-main {
    background: white;
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.course-section {
    margin-bottom: 50px;
    padding-bottom: 30px;
    border-bottom: 1px solid #e9ecef;
}

.course-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.8rem;
    color: #2c3e50;
    margin-bottom: 25px;
}

.section-title i {
    color: #007bff;
}

.overview-content {
    line-height: 1.8;
    color: #495057;
}

.course-detailed-description {
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.course-highlights h3 {
    color: #2c3e50;
    margin-bottom: 20px;
}

.highlights-list {
    list-style: none;
    padding: 0;
}

.highlights-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 1rem;
}

.highlights-list i {
    color: #28a745;
    font-size: 1.1rem;
}

/* Materials Section */
.materials-grid {
    display: grid;
    gap: 20px;
    margin-bottom: 30px;
}

.material-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    border: 1px solid #e9ecef;
    border-radius: 12px;
    background: #f8f9fa;
    transition: all 0.3s ease;
}

.material-item:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.material-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
}

.material-info {
    flex: 1;
}

.material-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 8px;
}

.material-meta {
    display: flex;
    gap: 15px;
    font-size: 0.9rem;
    color: #6c757d;
}

.file-type {
    background: #007bff;
    color: white;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.8rem;
}

.btn-download-file {
    background: #28a745;
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.btn-download-file:hover {
    background: #1e7e34;
    transform: translateY(-1px);
}

.download-all-section {
    text-align: center;
    padding: 30px;
    border: 2px dashed #dee2e6;
    border-radius: 12px;
    background: #f8f9fa;
}

.btn-download-all {
    background: linear-gradient(135deg, #17a2b8 0%, #117a8b 100%);
    color: white;
    padding: 15px 30px;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    margin-bottom: 15px;
}

.btn-download-all:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(23,162,184,0.4);
}

.download-note {
    color: #6c757d;
    font-size: 0.9rem;
    margin: 0;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.feature-item {
    text-align: center;
    padding: 25px;
    border: 1px solid #e9ecef;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transform: translateY(-3px);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 1.5rem;
}

.feature-item h4 {
    color: #2c3e50;
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.feature-item p {
    color: #6c757d;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Sidebar */
.content-sidebar {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.sidebar-card {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border: 1px solid #e9ecef;
}

.sidebar-card h3 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 1.2rem;
    border-bottom: 2px solid #007bff;
    padding-bottom: 10px;
}

.quick-info-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.info-item i {
    color: #007bff;
    font-size: 1.1rem;
    width: 20px;
}

.info-content {
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 0.8rem;
    color: #6c757d;
    font-weight: 500;
}

.info-value {
    font-weight: 600;
    color: #2c3e50;
    font-size: 0.95rem;
}

.sidebar-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn-sidebar-enroll, .btn-sidebar-demo {
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.btn-sidebar-enroll {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
}

.btn-sidebar-enroll:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,123,255,0.4);
}

.btn-sidebar-demo {
    background: transparent;
    color: #007bff;
    border: 1px solid #007bff;
}

.btn-sidebar-demo:hover {
    background: #007bff;
    color: white;
}

/* Share Buttons */
.share-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.share-btn {
    padding: 10px 15px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.share-btn.facebook {
    background: #1877f2;
    color: white;
}

.share-btn.twitter {
    background: #1da1f2;
    color: white;
}

.share-btn.linkedin {
    background: #0077b5;
    color: white;
}

.share-btn.whatsapp {
    background: #25d366;
    color: white;
}

.share-btn:hover {
    transform: translateY(-1px);
    opacity: 0.9;
}

.contact-info p {
    color: #6c757d;
    margin-bottom: 20px;
    line-height: 1.6;
}

.btn-contact {
    background: linear-gradient(135deg, #28a745 0%, #1e7e34 100%);
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.btn-contact:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(40,167,69,0.4);
}

/* Related Courses */
.related-courses {
    margin-bottom: 60px;
}

.related-courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.related-course-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid #e9ecef;
}

.related-course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.related-course-image {
    height: 150px;
    overflow: hidden;
}

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

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

.related-course-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #28a745 0%, #1e7e34 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.related-course-content {
    padding: 20px;
}

.related-course-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 10px;
    line-height: 1.3;
}

.related-course-category {
    color: #007bff;
    font-size: 0.9rem;
    margin-bottom: 8px;
    font-weight: 500;
}

.related-course-meta {
    font-size: 0.8rem;
    color: #6c757d;
}

.related-course-meta i {
    margin-right: 5px;
}

/* Course Pages Mobile Responsive */
@media (max-width: 1024px) {
    .categories-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 25px;
    }
    
    .subcategories-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .filters-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .filter-actions {
        justify-content: center;
    }
    
    .courses-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 25px;
    }
    
    .course-content-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .content-main {
        padding: 30px 25px;
    }
    
    .course-stats {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 20px;
    }
    
    .stat-item {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .related-courses-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }
}

@media (max-width: 768px) {
    .courses-container {
        padding: 30px 0;
    }
    
    .courses-title {
        font-size: 2.2rem;
    }
    
    .courses-subtitle {
        font-size: 1.1rem;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .subcategories-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .category-card,
    .subcategory-card {
        margin: 0 10px;
    }
    
    .main-category-hero {
        padding: 40px 20px;
        margin: 0 10px 30px;
    }
    
    .category-stats {
        gap: 20px;
        justify-content: center;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .info-grid,
    .benefits-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 20px;
    }
    
    .courses-cta {
        padding: 40px 20px;
        margin: 40px 10px 0;
    }
    
    .courses-cta h2 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-cta {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .category-benefits {
        margin: 40px 0;
        padding: 40px 20px;
    }
    
    .benefits-container h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .courses-title {
        font-size: 1.8rem;
    }
    
    .courses-subtitle {
        font-size: 1rem;
    }
    
    .category-content,
    .subcategory-content {
        padding: 20px;
    }
    
    .category-footer,
    .subcategory-footer {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    
    .enroll-btn {
        width: 100%;
        justify-content: center;
    }
    
    .course-features {
        justify-content: space-between;
    }
    
    .feature {
        font-size: 0.75rem;
    }
    
    .info-card,
    .benefit-item {
        padding: 25px 20px;
    }
    
    .info-icon,
    .benefit-icon {
        width: 60px;
        height: 60px;
        font-size: 1.3rem;
    }
    
    .benefit-icon {
        font-size: 1.5rem;
    }
    
    .main-category-hero {
        padding: 30px 15px;
    }
    
    .courses-cta h2 {
        font-size: 1.6rem;
    }
    
    .courses-cta p {
        font-size: 1rem;
    }
}

/* Print Styles */
@media print {
    .header, .footer, .back-to-top, .whatsapp-float {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
        color: #000;
        background: white;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .header {
        background: #000;
    }
    
    .nav-link {
        color: #fff;
        border: 1px solid #fff;
    }
    
    .footer {
        background: #000;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .whatsapp-float-btn {
        animation: none;
    }
}