:root {
    --primary-color: #01b3ff;
    --secondary-color: #333;
    --text-color: #333;
    --bg-color: #f4f7f6;
    --white: #ffffff;
    --header-height: 80px;
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family), sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Nav */
header {
    background: var(--white);
    height: var(--header-height);
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: bold;
    font-size: 1.5rem;
}

.logo img {
    height: 60px;
    border-radius: 50%;
    margin-right: 15px;
    background: var(--white);
    padding: 2px;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    height: 600px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--white);
    padding: 0 20px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    max-width: 700px;
}

.btn {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: 15px 35px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: background 0.3s, transform 0.2s;
}

.btn:hover {
    background: #0088cc;
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

/* Info Sections */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    background: var(--primary-color);
    height: 3px;
    width: 50px;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s;
}

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

.card h3 {
    margin-bottom: 20px;
    color: var(--primary-color);
    font-size: 1.5rem;
}

.card p {
    margin-bottom: 20px;
}

/* Social Section */
.social-section {
    background-color: var(--white);
}

.social-cta {
    margin-top: 40px;
    text-align: center;
}

.social-cta .btn {
    margin: 5px;
}

.social-section .card {
    background-color: var(--bg-color);
}

.social-section .card h3 {
    color: var(--secondary-color);
}

/* Committee Gallery */
.committee-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
}

.committee-member {
    background: var(--white);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s;
}

.committee-member:hover {
    transform: translateY(-5px);
}

.committee-member img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 15px;
    border: 3px solid var(--primary-color);
}

.committee-member img.align-top {
    object-position: top;
}

.committee-member h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: var(--secondary-color);
}

.committee-member p {
    font-size: 0.9rem;
    color: #666;
    font-style: italic;
}

/* CTA Section */
.cta {
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
}

.cta h2 {
    margin-bottom: 20px;
}

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

.cta .btn:hover {
    background: #f0f0f0;
}

/* Footer */
footer {
    background: var(--secondary-color);
    color: #ccc;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    color: var(--white);
    margin-bottom: 20px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
}

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

.social-links {
    margin-top: 15px;
}

.social-links a {
    color: #ccc;
    text-decoration: none;
    margin-right: 15px;
    font-size: 0.9rem;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid #444;
    padding-top: 20px;
    text-align: center;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    header {
        height: auto;
    }

    header .container {
        flex-direction: column;
        height: auto;
        padding: 15px 0;
    }
    
    .logo {
        flex-direction: column;
    }
    
    nav ul {
        margin-top: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }

    nav ul li {
        margin: 5px 10px;
    }
    
    .logo img {
        margin-right: 0;
        margin-bottom: 10px;
    }
}