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

:root {
    --primary-blue: #1e3a8a;
    --secondary-blue: #3b82f6;
    --light-blue: #60a5fa;
    --dark-blue: #1e40af;
    --accent-blue: #2563eb;
    --white: #ffffff;
    --light-gray: #f3f4f6;
    --gray: #6b7280;
    --dark-gray: #374151;
    --black: #111827;
    --whatsapp-green: #25d366;
    --success-green: #10b981;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    line-height: 1.2;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--gray);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-lg);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    gap: 2rem;
}

.logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.logo img {
    height: 90px;
    width: auto;
    max-width: 300px;
    object-fit: contain;
}

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

.nav-menu a {
    color: var(--dark-gray);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-blue);
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--secondary-blue);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    transition: var(--transition);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--secondary-blue);
    border-color: var(--secondary-blue);
}

.btn-secondary:hover {
    background: var(--secondary-blue);
    color: var(--white);
}

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

.btn-white:hover {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

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

.btn-success {
    background: var(--whatsapp-green);
    color: var(--white);
    border-color: var(--whatsapp-green);
}

.btn-success:hover {
    background: #20ba5a;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--secondary-blue);
    border-color: var(--secondary-blue);
}

.btn-outline:hover {
    background: var(--secondary-blue);
    color: var(--white);
}

.btn-block {
    width: 100%;
    display: block;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    text-align: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,160C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 2rem;
}

.hero-title {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--light-blue);
    margin-bottom: 1rem;
    font-weight: 400;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s both;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    font-size: 2rem;
    animation: bounce 2s infinite;
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ============================================
   Sections
   ============================================ */
section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--gray);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   Features Section
   ============================================ */
.features {
    background: var(--light-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

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

.feature-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.feature-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* ============================================
   Courses Section
   ============================================ */
.popular-courses {
    background: var(--white);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.course-card {
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

.course-card:hover {
    border-color: var(--secondary-blue);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.course-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--secondary-blue), var(--light-blue));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
}

.course-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.course-card p {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.course-link {
    color: var(--secondary-blue);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.course-link:hover {
    color: var(--primary-blue);
    gap: 1rem;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Page Header
   ============================================ */
.page-header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    text-align: center;
    padding: 4rem 0;
    margin-top: 0;
}

.page-header h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
}

/* ============================================
   About Page
   ============================================ */
.about-content {
    padding: 4rem 0;
}

.about-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text h2 {
    margin-bottom: 1.5rem;
}

.about-text p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 1.125rem;
}

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

.image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--secondary-blue), var(--light-blue));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 5rem;
}

.mission-vision {
    background: var(--light-gray);
    padding: 4rem 0;
}

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

.mv-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
}

.mv-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--secondary-blue), var(--light-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
}

.mv-card h3 {
    margin-bottom: 1rem;
}

.mv-card p {
    line-height: 1.8;
}

.why-choose-us {
    padding: 4rem 0;
}

/* ============================================
   Courses Page
   ============================================ */
.courses-page {
    padding: 4rem 0;
}

.course-category {
    margin-bottom: 4rem;
}

.category-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--primary-blue);
}

.category-title i {
    color: var(--secondary-blue);
}

.course-card-detailed {
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition);
}

.course-card-detailed:hover {
    border-color: var(--secondary-blue);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.course-features {
    list-style: none;
    margin: 1.5rem 0;
}

.course-features li {
    padding: 0.5rem 0;
    color: var(--gray);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.course-features li i {
    color: var(--success-green);
}

/* ============================================
   Contact Page
   ============================================ */
.contact-section {
    padding: 4rem 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h2 {
    margin-bottom: 1rem;
}

.contact-info > p {
    margin-bottom: 2rem;
    font-size: 1.125rem;
}

.contact-details {
    margin-bottom: 2rem;
}

.contact-detail-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--secondary-blue), var(--light-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.whatsapp-icon {
    background: linear-gradient(135deg, var(--whatsapp-green), #20ba5a);
}

.contact-text h3 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.contact-text a {
    color: var(--secondary-blue);
    font-weight: 600;
    font-size: 1.125rem;
}

.contact-text a:hover {
    color: var(--primary-blue);
}

.contact-text p {
    margin-top: 0.5rem;
    color: var(--gray);
}

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

.contact-form-wrapper {
    background: var(--light-gray);
    padding: 2.5rem;
    border-radius: 12px;
}

.contact-form-wrapper h2 {
    margin-bottom: 1.5rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark-gray);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-blue);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    background: var(--whatsapp-green);
    color: var(--white);
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1.5rem;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 500;
    animation: slideDown 0.3s ease;
    font-size: 1rem;
}

.form-success i {
    font-size: 1.5rem;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.map-section {
    background: var(--light-gray);
    padding: 4rem 0;
}

.map-wrapper {
    margin-top: 2rem;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.map-wrapper iframe {
    display: block;
}

.map-actions {
    text-align: center;
    margin-top: 1.5rem;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--primary-blue);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-logo img {
    height: 100px;
    width: auto;
    max-width: 350px;
    margin-bottom: 1rem;
    object-fit: contain;
}

.footer-section h4 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

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

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-section ul li i {
    margin-right: 0.5rem;
    color: var(--light-blue);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

/* ============================================
   Mobile Floating Buttons
   ============================================ */
.mobile-floating-buttons {
    position: fixed;
    bottom: 20px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 999;
    pointer-events: none;
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    pointer-events: all;
    position: relative;
}

.whatsapp-btn {
    background: var(--whatsapp-green);
    margin-right: auto;
}

.whatsapp-btn:hover {
    background: #20ba5a;
    transform: scale(1.1);
}

.call-btn {
    background: var(--secondary-blue);
    margin-left: auto;
}

.call-btn:hover {
    background: var(--primary-blue);
    transform: scale(1.1);
}

/* ============================================
   Contact Popup Modal
   ============================================ */
.contact-popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    animation: fadeIn 0.3s ease;
}

.contact-popup.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.popup-content {
    position: relative;
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    z-index: 2001;
    animation: slideUp 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.popup-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--light-gray);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark-gray);
    transition: var(--transition);
    font-size: 1.25rem;
}

.popup-close:hover {
    background: var(--gray);
    color: var(--white);
}

.popup-content h2 {
    margin-bottom: 1.5rem;
    text-align: center;
}

.popup-contact-info {
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.contact-item i {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--secondary-blue), var(--light-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--dark-gray);
}

.contact-item a {
    color: var(--secondary-blue);
    font-weight: 600;
}

.contact-item p {
    margin: 0;
    color: var(--gray);
    font-size: 0.9rem;
}

.popup-map {
    margin: 1.5rem 0;
    border-radius: 8px;
    overflow: hidden;
}

.popup-map iframe {
    width: 100%;
    border: none;
    display: block;
}

.popup-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.popup-actions .btn {
    flex: 1;
    min-width: 120px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* ============================================
   Breadcrumb Navigation
   ============================================ */
.breadcrumb {
    background: var(--light-gray);
    padding: 1rem 0;
    margin-top: 70px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.breadcrumb ol {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
}

.breadcrumb li {
    display: flex;
    align-items: center;
    color: var(--gray);
    font-size: 0.9rem;
}

.breadcrumb li:not(:last-child)::after {
    content: '/';
    margin-left: 0.5rem;
    color: var(--gray);
}

.breadcrumb a {
    color: var(--secondary-blue);
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--primary-blue);
    text-decoration: underline;
}

.breadcrumb li:last-child {
    color: var(--dark-gray);
    font-weight: 500;
}

/* ============================================
   FAQ Section
   ============================================ */
.faq-section {
    background: var(--light-gray);
    padding: 4rem 0;
}

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

.faq-item {
    background: var(--white);
    border-radius: 8px;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow-lg);
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.faq-question h3 {
    margin: 0;
    font-size: 1.125rem;
    color: var(--primary-blue);
    font-weight: 600;
}

.faq-question i {
    color: var(--secondary-blue);
    transition: var(--transition);
    font-size: 1rem;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 1.5rem;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
    margin: 0;
    color: var(--gray);
    line-height: 1.8;
}

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

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        z-index: 999;
    }

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

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

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .hero-description {
        font-size: 1rem;
    }

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

    .page-header h1 {
        font-size: 2rem;
    }

    .about-wrapper {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

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

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

    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
    }

    .hero-buttons .btn,
    .cta-buttons .btn {
        width: 100%;
    }

    .mobile-floating-buttons {
        display: flex;
    }

    .popup-content {
        padding: 1.5rem;
        width: 95%;
    }

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

    .popup-actions .btn {
        width: 100%;
    }
}

@media (min-width: 769px) {
    .mobile-floating-buttons {
        display: none;
    }
}

@media (max-width: 768px) {
    .logo img {
        height: 70px;
        max-width: 250px;
    }
    
    .footer-logo img {
        height: 80px;
        max-width: 280px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .container {
        padding: 0 15px;
    }

    section {
        padding: 3rem 0;
    }
    
    .logo img {
        height: 60px;
        max-width: 200px;
    }
    
    .footer-logo img {
        height: 70px;
        max-width: 220px;
    }
    
    .nav-wrapper {
        padding: 0.75rem 0;
    }
}