:root {
    --primary-color: #1a4d2e;
    /* Deep Green */
    --accent-color: #d4af37;
    /* Gold */
    --text-light: #f8f9fa;
    --text-dark: #333;
    --bg-light: #ffffff;
    --bg-dark: #0f1c15;
    --font-main: 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;
}

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

body {
    font-family: var(--font-main);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: #f9f9f9;
}

/* Burmese Font Support */
.font-burmese {
    font-family: 'Padauk', var(--font-main);
}

/* Header */
.main-header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: background-color 0.3s, padding 0.3s;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), transparent);
}

.main-header.scrolled {
    background-color: var(--primary-color);
    padding: 0.8rem 5%;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--text-light);
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

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

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

.lang-select {
    padding: 0.5rem;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: transparent;
    color: var(--text-light);
    cursor: pointer;
}

.lang-select option {
    background: var(--primary-color);
    color: var(--text-light);
}

.cta-btn {
    background-color: var(--accent-color);
    color: var(--bg-dark);
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s, background-color 0.3s;
}

.cta-btn:hover {
    transform: translateY(-2px);
    background-color: #e5c14d;
}

/* Hero Section */
.hero {
    height: 100vh;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-light);
    position: relative;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-search {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 1rem;
    border-radius: 8px;
    display: inline-flex;
    gap: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-search input {
    padding: 0.8rem;
    border: none;
    border-radius: 4px;
    outline: none;
}

.hero-search button {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 4px;
    background-color: var(--accent-color);
    color: var(--bg-dark);
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.hero-search button:hover {
    background-color: #e5c14d;
}

/* Featured Courses */
.featured {
    padding: 5rem 5%;
    background-color: var(--bg-light);
}

.section-title {
    text-align: center;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 3rem;
}

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

.course-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.course-image {
    height: 250px;
    /* Reduced from 200 to give more space for image, but 250 is better */
    background-color: #eee;
    background-size: cover;
    background-position: center;
}

.course-info {
    padding: 1.5rem;
}

.course-info h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-family: var(--font-serif);
}

.course-info p {
    color: #666;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.course-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    border-top: 1px solid #eee;
    padding-top: 1rem;
}

.price {
    font-weight: 700;
    color: var(--accent-color);
}

.book-btn-card {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1.2rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.book-btn-card:hover {
    background-color: #143d24;
}

/* Footer */
footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: 3rem 5%;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.copyright {
    opacity: 0.7;
    font-size: 0.9rem;
    margin-top: 2rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: white;
    padding: 2rem;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    text-align: center;
    position: relative;
}

.close-modal {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 1.5rem;
    cursor: pointer;
    color: #999;
}

.time-slots {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin: 20px 0;
}

.slot {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 6px;
    cursor: pointer;
}

.slot:hover {
    background-color: #f0f0f0;
}

.confirm-booking {
    width: 100%;
    padding: 1rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
    z-index: 1001;
    margin-left: 10px;
}

.hamburger span {
    width: 100%;
    height: 3px;
    background-color: var(--text-light);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        right: -100%;
        top: 0;
        height: 100vh;
        background-color: var(--primary-color);
        flex-direction: column;
        width: 70%;
        padding-top: 80px;
        transition: right 0.3s ease;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        font-size: 1.2rem;
        margin: 1.5rem 0;
    }

    .cta-btn {
        display: none;
        /* Hide top CTA on mobile if space is tight, or move to menu */
    }

    /* Add CTA to mobile menu via JS or just duplicate link for simplicity in demo */

    .hero-search {
        flex-direction: column;
        width: 100%;
    }

    .hero-search input,
    .hero-search button {
        width: 100%;
    }
}