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

body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: #ffffff;
    color: #333333;
    line-height: 1.6;
}

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

/* Header */
.main-header {
    background-color: #1a5f5f;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

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

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

.logo-text {
    font-size: 32px;
    font-weight: bold;
    color: #ffffff;
    letter-spacing: 2px;
}

.logo-subtitle {
    font-size: 12px;
    color: #b0d4d4;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.main-nav {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease, border-bottom 0.3s ease;
    padding-bottom: 5px;
    border-bottom: 2px solid transparent;
}

.nav-link:hover {
    color: #b0d4d4;
    border-bottom: 2px solid #b0d4d4;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #1a5f5f, #2d7a7a, #1a5f5f);
    background-image: 
        url('https://images.unsplash.com/photo-1639762681485-074b7f938ba0?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80'),
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    background-size: cover, auto, auto;
    background-position: center, 20% 30%, 80% 70%;
    background-repeat: no-repeat, no-repeat, no-repeat;
    padding: 150px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, rgba(26, 95, 95, 0.85), rgba(45, 122, 122, 0.85)),
        repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(255, 255, 255, 0.03) 2px, rgba(255, 255, 255, 0.03) 4px),
        repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(255, 255, 255, 0.03) 2px, rgba(255, 255, 255, 0.03) 4px);
    pointer-events: none;
    z-index: 0;
}

.hero-title {
    font-size: 48px;
    font-weight: bold;
    color: #ffffff;
    text-transform: uppercase;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: 24px;
    color: #ffffff;
    text-transform: uppercase;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
    letter-spacing: 1px;
}

.hero-btn {
    padding: 15px 40px;
    background-color: #1E90FF;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease;
    position: relative;
    z-index: 1;
    text-transform: uppercase;
}

.hero-btn:hover {
    background-color: #0066CC;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Features Section */
.features-section {
    padding: 80px 0;
    background-color: #ffffff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.feature-card {
    text-align: center;
    padding: 30px;
}

.feature-icon {
    width: 200px;
    height: 200px;
    margin: 0 auto 30px;
    border-radius: 8px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.feature-icon-1 {
    background-image: url('https://images.unsplash.com/photo-1551288049-bebda4e38f71?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
    background-color: #e0f2f1;
}

.feature-icon-2 {
    background-image: url('https://images.unsplash.com/photo-1558494949-ef010cbdcc31?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
    background-color: #e3f2fd;
}

.feature-icon-3 {
    background-image: url('https://images.unsplash.com/photo-1526304640581-d334cdbbf45e?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
    background-color: #e0f2f1;
}

.feature-title {
    font-size: 28px;
    font-weight: bold;
    color: #000000;
    text-transform: uppercase;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.feature-text {
    font-size: 16px;
    color: #333333;
    line-height: 1.8;
    text-align: left;
}

/* Events Section */
.events-section {
    padding: 80px 0;
    background-color: #f9f9f9;
}

.events-title {
    font-size: 42px;
    font-weight: bold;
    color: #000000;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 50px;
    letter-spacing: 2px;
}

.events-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.event-image {
    width: 100%;
    height: 250px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.event-image:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.event-image-1 {
    background-image: url('https://images.unsplash.com/photo-1540575467063-178a50c2df87?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-2 {
    background-image: url('https://images.unsplash.com/photo-1505373877841-8d25f7d46678?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-3 {
    background-image: url('https://images.unsplash.com/photo-1556761175-5973dc0f32e7?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-4 {
    background-image: url('https://images.unsplash.com/photo-1540575467063-178a50c2df87?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-5 {
    background-image: url('https://images.unsplash.com/photo-1511578314322-379afb476865?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-6 {
    background-image: url('https://images.unsplash.com/photo-1517245386807-bb43f82c33c4?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-7 {
    background-image: url('https://images.unsplash.com/photo-1556761175-5973dc0f32e7?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-8 {
    background-image: url('https://images.unsplash.com/photo-1511578314322-379afb476865?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-9 {
    background-image: url('https://images.unsplash.com/photo-1505373877841-8d25f7d46678?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-10 {
    background-image: url('https://images.unsplash.com/photo-1540575467063-178a50c2df87?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-11 {
    background-image: url('https://images.unsplash.com/photo-1517245386807-bb43f82c33c4?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-12 {
    background-image: url('https://images.unsplash.com/photo-1556761175-5973dc0f32e7?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-13 {
    background-image: url('https://images.unsplash.com/photo-1511578314322-379afb476865?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-14 {
    background-image: url('https://images.unsplash.com/photo-1505373877841-8d25f7d46678?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-15 {
    background-image: url('https://images.unsplash.com/photo-1540575467063-178a50c2df87?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-16 {
    background-image: url('https://images.unsplash.com/photo-1517245386807-bb43f82c33c4?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-17 {
    background-image: url('https://images.unsplash.com/photo-1556761175-5973dc0f32e7?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-18 {
    background-image: url('https://images.unsplash.com/photo-1511578314322-379afb476865?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

.event-image-19 {
    background-image: url('https://images.unsplash.com/photo-1505373877841-8d25f7d46678?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
}

/* Footer */
.site-footer {
    padding: 60px 0;
    background-color: #ffffff;
    text-align: center;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
}

.social-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    color: #ffffff;
    font-size: 20px;
    font-weight: bold;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.social-facebook {
    background-color: #1877f2;
}

.social-linkedin {
    background-color: #0077b5;
}

.social-twitter {
    background-color: #1da1f2;
}

.social-instagram {
    background-color: #e4405f;
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.footer-copyright {
    font-size: 14px;
    color: #999999;
    margin-top: 20px;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .events-gallery {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 600px) {
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .events-title {
        font-size: 32px;
    }
    
    .feature-title {
        font-size: 24px;
    }
    
    .events-gallery {
        grid-template-columns: 1fr;
    }
    
    .event-image {
        height: 200px;
    }
}