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

:root {
    --primary: #0066B3;
    --primary-dark: #004d8a;
    --primary-light: #e6f2ff;
    --text-dark: #1a1a1a;
    --text-gray: #6b7280;
    --bg-light: #f8fafc;
    --white: #ffffff;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 32px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

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

.btn-outline:hover {
    background: rgba(255,255,255,0.1);
}

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

.btn-white:hover {
    background: #f0f0f0;
}

/* Section Headers */
.section-label {
    display: block;
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 8px;
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-header h2 {
    font-size: clamp(28px, 5vw, 40px);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

.section-header.light .section-label,
.section-header.light h2 {
    color: var(--white);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: var(--white);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    padding: 12px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    transition: color 0.3s ease;
}

.navbar.scrolled .logo {
    color: var(--primary);
}

.logo img {
    width: 148px;
    height: 148px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--white);
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar.scrolled .nav-links a {
    color: var(--text-dark);
}

.nav-links a:hover {
    color: var(--primary-light);
}

.navbar.scrolled .nav-links a:hover {
    color: var(--primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.navbar.scrolled .nav-toggle span {
    background: var(--text-dark);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.1);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,102,179,0.7), rgba(0,102,179,0.5), rgba(0,77,138,0.8));
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 24px;
    max-width: 900px;
    animation: fadeInUp 1s ease;
}

.hero h1 {
    font-size: clamp(32px, 6vw, 60px);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: clamp(18px, 3vw, 24px);
    color: rgba(255,255,255,0.9);
    margin-bottom: 16px;
}

.hero-description {
    font-size: 18px;
    color: rgba(255,255,255,0.8);
    max-width: 700px;
    margin: 0 auto 40px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
}

.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    animation: bounce 2s infinite;
}

/* About Section */
.about {
    padding: 80px 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.7s ease;
}

.about-grid.visible {
    opacity: 1;
    transform: translateY(0);
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.15);
}

.about-image-bg {
    position: absolute;
    bottom: -24px;
    right: -24px;
    width: 200px;
    height: 200px;
    background: var(--primary-light);
    border-radius: 12px;
    z-index: -1;
}

.about-content h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 24px;
}

.about-content p {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 24px;
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--primary-light);
    padding: 16px;
    border-radius: 12px;
}

.stat-card svg {
    color: var(--primary);
    flex-shrink: 0;
}

.stat-value {
    display: block;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 14px;
    color: var(--text-gray);
}

/* Activities Section */
.activities {
    padding: 80px 0;
    background: var(--bg-light);
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.activity-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
}

.activity-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.activity-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

.activity-image {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

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

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

.activity-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.5), transparent);
}

.activity-content {
    padding: 24px 24px 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.activity-icon {
    background: var(--primary-light);
    padding: 10px;
    border-radius: 10px;
}

.activity-icon svg {
    color: var(--primary);
}

.activity-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
}

.activity-card > p {
    padding: 12px 24px 24px;
    color: var(--text-gray);
}

/* Gallery Section */
.gallery {
    padding: 80px 0;
    background: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.gallery-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    opacity: 0;
    transform: scale(0.95);
    transition: all 0.5s ease;
}

.gallery-item.visible {
    opacity: 1;
    transform: scale(1);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,102,179,0.3);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* Affiliations Section */
.affiliations {
    padding: 80px 0;
    background: var(--primary-dark);
}

.affiliations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.affiliation-card {
    text-align: center;
    padding: 40px 24px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.affiliation-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.affiliation-icon {
    margin-bottom: 20px;
}

.affiliation-icon svg {
    color: var(--white);
}

.affiliation-card h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.affiliation-card p {
    color: rgba(255,255,255,0.8);
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: var(--bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.7s ease;
}

.contact-grid.visible {
    opacity: 1;
    transform: translateY(0);
}

.contact-info {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.contact-info h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 32px;
}

.contact-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-icon {
    background: var(--primary-light);
    padding: 12px;
    border-radius: 10px;
    height: fit-content;
}

.contact-icon svg {
    color: var(--primary);
}

.contact-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--text-gray);
    font-size: 15px;
}

.facebook-link {
    color: var(--primary);
    font-weight: 500;
    transition: text-decoration 0.3s ease;
}

.facebook-link:hover {
    text-decoration: underline;
}

.contact-cta {
    background: var(--primary);
    padding: 40px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-cta h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.contact-cta > p {
    color: rgba(255,255,255,0.9);
    font-size: 18px;
    margin-bottom: 24px;
}

.cta-list {
    margin-bottom: 32px;
}

.cta-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.8);
    margin-bottom: 12px;
}

.bullet {
    width: 8px;
    height: 8px;
    background: var(--white);
    border-radius: 50%;
    flex-shrink: 0;
}

/* Footer */
.footer {
    background: var(--text-dark);
    padding: 40px 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--white);
    font-size: 18px;
    font-weight: 600;
}

.footer-logo img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.footer-text {
    color: rgba(255,255,255,0.6);
    font-size: 14px;
}

.footer-affiliations {
    color: rgba(255,255,255,0.5);
    font-size: 13px;
}

/* Animations */
@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(-15px);
    }
    60% {
        transform: translateX(-50%) translateY(-7px);
    }
}

/* Responsive Design */
@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image-bg {
        display: none;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .affiliations-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--primary);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 32px;
        transform: translateX(100%);
        transition: transform 0.3s ease;
    }
    
    .nav-links.active {
        transform: translateX(0);
    }
    
    .nav-links a {
        font-size: 24px;
        color: var(--white);
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .activities-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info,
    .contact-cta {
        padding: 24px;
    }
}