/* CSS Variables - Primary Colors from Logo */
:root {
    /* Primary Colors from Maikaratu Academic Consult Logo */
    --primary-dark-blue: #1a237e;  /* Dark blue from logo */
    --primary-gold: #ffd700;       /* Gold/yellow from logo */
    --primary-white: #ffffff;      /* White from logo */
    
    /* Extended Color Palette */
    --dark-blue-light: #3949ab;
    --dark-blue-lighter: #5c6bc0;
    --gold-light: #ffeb3b;
    --gold-dark: #ff8f00;
    
    /* Neutral Colors */
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #eeeeee;
    --gray-300: #e0e0e0;
    --gray-400: #bdbdbd;
    --gray-500: #9e9e9e;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--primary-white);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-dark-blue), var(--dark-blue-light));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-content {
    text-align: center;
    color: var(--primary-white);
}

.loading-logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s infinite;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid var(--primary-gold);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(26, 35, 126, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all var(--transition-normal);
    border-bottom: 1px solid rgba(255, 215, 0, 0.1);
}

.navbar.scrolled {
    background: rgba(26, 35, 126, 0.98);
    box-shadow: var(--shadow-lg);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--primary-white);
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--primary-gold);
}

.logo-text {
    font-weight: var(--font-weight-semibold);
    font-size: 1.1rem;
    display: none;
}

@media (min-width: 768px) {
    .logo-text {
        display: block;
    }
}

.nav-menu {
    display: none;
    align-items: center;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    color: var(--primary-white);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-gold);
    background: rgba(255, 215, 0, 0.1);
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

@media (min-width: 768px) {
    .nav-toggle {
        display: none;
    }
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--primary-white);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.nav-toggle.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu */
@media (max-width: 767px) {
    .nav-menu.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--primary-dark-blue);
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-dark-blue) 0%, var(--dark-blue-light) 50%, var(--primary-dark-blue) 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    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 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.03)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 2;
}

@media (min-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
        padding: 0 var(--spacing-xl);
    }
}

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

@media (min-width: 768px) {
    .hero-text {
        text-align: left;
    }
}

.hero-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-white);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 4rem;
    }
}

.hero-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

@media (min-width: 768px) {
    .hero-subtitle {
        font-size: 1.25rem;
    }
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
}

@media (min-width: 480px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 768px) {
    .hero-buttons {
        justify-content: flex-start;
    }
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-logo {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 4px solid var(--primary-gold);
    box-shadow: var(--shadow-xl);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    color: var(--primary-gold);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
    cursor: pointer;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-gold), var(--gold-dark));
    color: var(--primary-dark-blue);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    background: transparent;
    color: var(--primary-white);
    border: 2px solid var(--primary-gold);
}

.btn-secondary:hover {
    background: var(--primary-gold);
    color: var(--primary-dark-blue);
    transform: translateY(-2px);
}

.btn-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.1rem;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-dark-blue);
    margin-bottom: var(--spacing-md);
    position: relative;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-gold), var(--gold-dark));
    border-radius: 2px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* Services Section */
.services {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    background: var(--primary-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-gold), var(--gold-dark));
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-gold), var(--gold-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: 2rem;
    color: var(--primary-dark-blue);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark-blue);
    margin-bottom: var(--spacing-md);
}

.service-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Courses Section */
.courses {
    padding: var(--spacing-3xl) 0;
    background: var(--primary-white);
}

.course-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--gray-100);
    color: var(--gray-600);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.tab-btn.active,
.tab-btn:hover {
    background: linear-gradient(135deg, var(--primary-gold), var(--gold-dark));
    color: var(--primary-dark-blue);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Course Cards */
.courses-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .courses-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.course-card {
    background: var(--primary-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
}

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

.course-image {
    height: 120px;
    background: linear-gradient(135deg, var(--primary-dark-blue), var(--dark-blue-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary-white);
}

.course-info {
    padding: var(--spacing-xl);
}

.course-info h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark-blue);
    margin-bottom: var(--spacing-sm);
}

.course-info p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.course-duration {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary-gold);
    font-weight: var(--font-weight-medium);
}

/* Diploma Programs */
.diploma-programs {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .diploma-programs {
        grid-template-columns: repeat(3, 1fr);
    }
}

.diploma-card {
    background: var(--primary-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    position: relative;
    transition: all var(--transition-normal);
    border: 2px solid var(--gray-200);
}

.diploma-card.featured {
    border-color: var(--primary-gold);
    transform: scale(1.05);
}

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

.diploma-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.popular-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary-gold), var(--gold-dark));
    color: var(--primary-dark-blue);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
}

.diploma-card h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark-blue);
    margin-bottom: var(--spacing-md);
}

.diploma-card p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
}

.diploma-features {
    list-style: none;
    text-align: left;
}

.diploma-features li {
    padding: var(--spacing-sm) 0;
    color: var(--gray-700);
    position: relative;
    padding-left: var(--spacing-lg);
}

.diploma-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-gold);
    font-weight: var(--font-weight-bold);
}

/* Certificate Grid */
.certificate-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .certificate-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .certificate-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.certificate-card {
    background: var(--primary-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
}

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

.cert-logo {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-dark-blue);
}

.certificate-card h3 {
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark-blue);
    margin-bottom: var(--spacing-sm);
}

.certificate-card p {
    color: var(--gray-600);
    font-size: 0.9rem;
}

/* Centers Section */
.centers {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.centers-map {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
}

@media (min-width: 1024px) {
    .centers-map {
        grid-template-columns: 1fr 1fr;
    }
}

.map-container {
    background: var(--primary-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-placeholder {
    text-align: center;
    color: var(--gray-500);
    padding: var(--spacing-2xl);
}

.map-placeholder i {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    color: var(--primary-gold);
}

.centers-list {
    display: grid;
    gap: var(--spacing-lg);
}

.center-item {
    background: var(--primary-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.center-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.center-info h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark-blue);
    margin-bottom: var(--spacing-sm);
}

.center-info p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-md);
}

.center-features {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.feature-tag {
    background: linear-gradient(135deg, var(--primary-gold), var(--gold-dark));
    color: var(--primary-dark-blue);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 0.8rem;
    font-weight: var(--font-weight-medium);
}

/* MOOC Section */
.mooc {
    padding: var(--spacing-3xl) 0;
    background: var(--primary-white);
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

@media (min-width: 768px) {
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .feature-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-item {
    text-align: center;
    padding: var(--spacing-xl);
}

.feature-item i {
    font-size: 3rem;
    color: var(--primary-gold);
    margin-bottom: var(--spacing-lg);
}

.feature-item h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark-blue);
    margin-bottom: var(--spacing-sm);
}

.feature-item p {
    color: var(--gray-600);
    line-height: 1.6;
}

.mooc-courses h3 {
    font-size: 2rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark-blue);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.mooc-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .mooc-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .mooc-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.mooc-course {
    background: var(--primary-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
}

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

.course-thumbnail {
    height: 120px;
    background: linear-gradient(135deg, var(--primary-dark-blue), var(--dark-blue-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary-white);
}

.course-details {
    padding: var(--spacing-xl);
}

.course-details h4 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark-blue);
    margin-bottom: var(--spacing-sm);
}

.course-details p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.course-stats {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--gray-600);
    font-size: 0.9rem;
}

.stat i {
    color: var(--primary-gold);
}

.mooc-cta {
    text-align: center;
    margin-top: var(--spacing-3xl);
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, var(--primary-dark-blue), var(--dark-blue-light));
    border-radius: var(--radius-xl);
    color: var(--primary-white);
}

.mooc-cta h3 {
    font-size: 2rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
}

.mooc-cta p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.mooc-cta .btn {
    background: var(--primary-gold);
    color: var(--primary-dark-blue);
}

/* Research Section */
.research {
    padding: var(--spacing-3xl) 0;
    background: var(--gray-50);
}

.research-areas {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

@media (min-width: 768px) {
    .research-areas {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .research-areas {
        grid-template-columns: repeat(4, 1fr);
    }
}

.research-card {
    background: var(--primary-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
}

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

.research-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-gold), var(--gold-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: 2rem;
    color: var(--primary-dark-blue);
}

.research-card h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark-blue);
    margin-bottom: var(--spacing-sm);
}

.research-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

.research-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .research-stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-item {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--primary-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-gold);
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    color: var(--gray-600);
    font-weight: var(--font-weight-medium);
}

/* Contact Section */
.contact {
    padding: var(--spacing-3xl) 0;
    background: var(--primary-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
}

@media (min-width: 1024px) {
    .contact-content {
        grid-template-columns: 1fr 1fr;
    }
}

.contact-info {
    display: grid;
    gap: var(--spacing-xl);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: var(--gray-50);
    border-radius: var(--radius-xl);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-gold);
    margin-top: var(--spacing-sm);
}

.contact-item h3 {
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark-blue);
    margin-bottom: var(--spacing-sm);
}

.contact-item p {
    color: var(--gray-600);
}

.contact-form {
    background: var(--gray-50);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: all var(--transition-normal);
    background: var(--primary-white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

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

/* Footer */
.footer {
    background: var(--primary-dark-blue);
    color: var(--primary-white);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-lg);
    color: var(--primary-gold);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.footer-logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--primary-gold);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--primary-gold);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 215, 0, 0.1);
    border: 1px solid var(--primary-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-gold);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: var(--primary-gold);
    color: var(--primary-dark-blue);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 215, 0, 0.1);
    padding-top: var(--spacing-xl);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom p {
    margin-bottom: var(--spacing-sm);
}

/* Install Prompt */
.install-prompt {
    position: fixed;
    bottom: var(--spacing-xl);
    left: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--primary-white);
    border: 2px solid var(--primary-gold);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-lg);
    z-index: 1000;
    transform: translateY(100px);
    opacity: 0;
    transition: all var(--transition-normal);
}

.install-prompt.show {
    transform: translateY(0);
    opacity: 1;
}

.install-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.install-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid var(--primary-gold);
}

.install-text {
    flex: 1;
}

.install-text h3 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-dark-blue);
    margin-bottom: var(--spacing-xs);
}

.install-text p {
    color: var(--gray-600);
    font-size: 0.9rem;
}

.install-content .btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .install-content {
        flex-direction: column;
        text-align: center;
    }
    
    .install-content .btn {
        width: 100%;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .install-prompt,
    .loading-screen {
        display: none !important;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }
    
    .section-header h2::after {
        display: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-dark-blue: #000080;
        --primary-gold: #ffff00;
        --gray-600: #000000;
        --gray-800: #000000;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --gray-50: #1a1a1a;
        --gray-100: #2d2d2d;
        --gray-200: #404040;
        --gray-300: #525252;
        --gray-400: #737373;
        --gray-500: #a3a3a3;
        --gray-600: #d4d4d4;
        --gray-700: #e5e5e5;
        --gray-800: #f5f5f5;
        --gray-900: #ffffff;
    }
    
    .services,
    .centers,
    .research {
        background: var(--gray-100);
    }
    
    .contact-form {
        background: var(--gray-100);
    }
}