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

:root {
    --color-primary: #1a5f7a;
    --color-primary-dark: #134b61;
    --color-accent: #57837b;
    --color-background: #fafafa;
    --color-background-alt: #f0f4f3;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-background);
}

/* Container */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, rgba(26, 95, 122, 0.95) 0%, rgba(87, 131, 123, 0.95) 100%);
    z-index: 1000;
    backdrop-filter: blur(10px);
}

nav ul {
    display: flex;
    justify-content: center;
    gap: 2rem;
    list-style: none;
}

nav a {
    color: var(--color-white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: var(--transition);
}

nav a:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(26, 95, 122, 0.5) 0%, rgba(87, 131, 123, 0.5) 100%),
                url('DSC00415a.JPG');
    background-size: cover;
    background-position: center;
    color: var(--color-white);
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 6rem 2rem 4rem;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 5rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero .subtitle {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1rem;
    opacity: 0.95;
}

.hero .date {
    font-size: 1.2rem;
    font-weight: 600;
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.75rem 1.5rem;
    border-radius: 30px;
    display: inline-block;
    margin-top: 1rem;
}

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

.section-alt {
    background-color: var(--color-background-alt);
}

.section h2 {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    text-align: center;
}

.section p {
    margin-bottom: 1rem;
    text-align: center;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Info Box */
.info-box {
    background-color: var(--color-white);
    border-radius: 8px;
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--color-primary);
}

.info-box h3 {
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.info-box ul {
    list-style: none;
    padding-left: 0;
}

.info-box li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.info-box li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

/* Venue Details */
.venue-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.venue-card {
    background-color: var(--color-white);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.venue-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.venue-card p {
    margin-bottom: 0.25rem;
}

.venue-card .note {
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-style: italic;
}

/* Registration Notice */
.registration-notice {
    background-color: var(--color-white);
    border-radius: 8px;
    padding: 3rem;
    text-align: center;
    box-shadow: var(--shadow);
    max-width: 500px;
    margin: 0 auto;
}

.coming-soon {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

/* Contact */
#contact .container {
    text-align: center;
}

.organizer {
    background-color: var(--color-background-alt);
    padding: 1rem 2rem;
    border-radius: 8px;
    display: inline-block;
    margin-top: 1rem;
    text-align: left;
}

/* Footer */
footer {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    padding: 2rem 0;
    text-align: center;
}

footer p {
    opacity: 0.9;
    font-size: 0.9rem;
}

footer .photo-credit {
    margin-top: 0.75rem;
    font-size: 0.8rem;
    opacity: 0.75;
}

footer .photo-credit a {
    color: var(--color-white);
    text-decoration: underline;
    text-decoration-style: dotted;
}

footer .photo-credit a:hover {
    opacity: 1;
    text-decoration-style: solid;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 3.5rem;
    }
    
    .hero .subtitle {
        font-size: 1.2rem;
    }
    
    nav ul {
        gap: 1rem;
    }
    
    nav a {
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .section h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .container {
        padding: 0 1rem;
    }
}