/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

/* Header and Navigation */
header {
    background-color: #1e3a8a;
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-image {
    height: 50px;
    width: auto;
}

.logo-text h1 {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 0.2rem;
}

.tagline {
    font-size: 0.9rem;
    opacity: 0.9;
}

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

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

.nav-menu a:hover {
    opacity: 0.8;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-logo {
    height: 22rem;
    width: auto;
    margin-bottom: 2rem;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-button {
    display: inline-block;
    background-color: #f59e0b;
    color: white;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: #d97706;
}

/* Event details in hero */
.event-details {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 2rem;
    opacity: 1;
    background: rgba(255, 255, 255, 0.15);
    padding: 1rem;
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

/* Event Section */
.event-info {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.event-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.event-main {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.event-main h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.event-main p {
    margin-bottom: 1rem;
    color: #555;
    line-height: 1.7;
}

.event-details-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 1.5rem;
    border-left: 4px solid #f59e0b;
}

.event-details-card h4 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.event-details-card p {
    margin-bottom: 0.8rem;
    color: #333;
}

.event-details-card a {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 600;
}

.event-details-card a:hover {
    text-decoration: underline;
}

.sponsors-card {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    color: white;
}

.sponsors-card h3 {
    color: #f59e0b;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.sponsors-card p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

.sponsors-list {
    list-style: none;
    margin-bottom: 1.5rem;
}

.sponsors-list li {
    margin-bottom: 0.8rem;
    padding-left: 1rem;
    position: relative;
}

.sponsors-list li::before {
    content: "🏢";
    position: absolute;
    left: 0;
}

.sponsors-list a {
    color: #93c5fd;
    text-decoration: none;
    font-weight: 600;
}

.sponsors-list a:hover {
    color: #fbbf24;
    text-decoration: underline;
}

.sponsor-contact {
    font-size: 0.9rem;
    font-style: italic;
    opacity: 0.8;
}

.sponsor-contact a {
    color: #fbbf24;
}

/* Main Sections */
.section {
    padding: 4rem 0;
}

.section-alt {
    background-color: #f8fafc;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #1e3a8a;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.about-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.about-item:hover {
    transform: translateY(-5px);
}

.about-item h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.about-item p {
    color: #666;
}

/* Meetings Section */
.meeting-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.meeting-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.meeting-card h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.meeting-card p {
    margin-bottom: 1rem;
    color: #666;
}

.meeting-card strong {
    color: #333;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.contact-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.contact-item h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.contact-item p {
    color: #666;
    margin-bottom: 1rem;
}

.contact-item a {
    color: #3b82f6;
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Resources Section */
.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.resource-item {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.resource-item h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.resource-item p {
    color: #666;
    margin-bottom: 1rem;
}

.resource-link {
    display: inline-block;
    color: #3b82f6;
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border: 2px solid #3b82f6;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.resource-link:hover {
    background-color: #3b82f6;
    color: white;
}

.resource-list {
    list-style: none;
}

.resource-list li {
    margin-bottom: 0.5rem;
}

.resource-list a {
    color: #3b82f6;
    text-decoration: none;
}

.resource-list a:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    background-color: #1f2937;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    color: #f59e0b;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-section p {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.footer-section a {
    color: #93c5fd;
    text-decoration: none;
}

.footer-section a:hover {
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .logo {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
    
    .logo-text h1 {
        font-size: 1.5rem;
    }
    
    .hero-logo {
        height: 14rem;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .section h2 {
        font-size: 2rem;
    }
    
    .about-grid,
    .contact-grid,
    .resources-grid {
        grid-template-columns: 1fr;
    }
    
    .meeting-info,
    .event-info {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .event-details {
        font-size: 1rem;
        padding: 0.8rem;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
a:focus,
button:focus {
    outline: 2px solid #f59e0b;
    outline-offset: 2px;
}