/* Navigation Styles */
header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #3498db;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #3498db;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.yoga-hero {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), 
                url('https://images.unsplash.com/photo-1545205597-3d9d02c29597?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
}

.yoga-hero h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.yoga-hero p {
    font-size: 1.3rem;
    max-width: 700px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

/* Benefits Section */
.benefits-section {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.benefits-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #2c3e50;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.benefit-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.benefit-card i {
    font-size: 2.5rem;
    color: #3498db;
    margin-bottom: 1.5rem;
}

.benefit-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.benefit-card p {
    color: #7f8c8d;
    line-height: 1.6;
}

/* Yoga Programs */
.yoga-programs {
    padding: 4rem 0;
    background-color: white;
}

.yoga-programs h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #2c3e50;
}

.program-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tab-btn {
    padding: 0.8rem 1.5rem;
    background-color: #e0e0e0;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s;
}

.tab-btn:hover {
    background-color: #d0d0d0;
}

.tab-btn.active {
    background-color: #3498db;
    color: white;
}

.program-content {
    display: none;
}

.program-content.active {
    display: block;
}

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

.pose-card {
    background: #f8f9fa;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s;
}

.pose-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.pose-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.pose-info {
    padding: 1.5rem;
}

.pose-info h3 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.pose-info p {
    color: #7f8c8d;
    margin-bottom: 1rem;
}

/* Meditation Timer */
.meditation-timer {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.meditation-timer h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #2c3e50;
}

.timer-container {
    max-width: 500px;
    margin: 0 auto;
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
}

.timer-display {
    font-size: 4rem;
    font-weight: bold;
    color: #2c3e50;
    margin: 2rem 0;
    font-family: monospace;
}

.timer-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.timer-btn {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s;
}

.start-btn {
    background-color: #2ecc71;
    color: white;
}

.start-btn:hover {
    background-color: #27ae60;
}

.pause-btn {
    background-color: #f39c12;
    color: white;
}

.pause-btn:hover {
    background-color: #e67e22;
}

.reset-btn {
    background-color: #e74c3c;
    color: white;
}

.reset-btn:hover {
    background-color: #c0392b;
}

.timer-settings {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.setting-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #2c3e50;
    font-weight: bold;
}

.setting-group input {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
}

/* Breathing Animation */
.breathing-circle {
    width: 150px;
    height: 150px;
    background-color: #3498db;
    border-radius: 50%;
    margin: 2rem auto;
    transition: all 4s ease-in-out;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background-color: #2c3e50;
        flex-direction: column;
        padding: 1rem;
    }
    
    .nav-links.show {
        display: flex;
    }
    
    .nav-links li {
        margin: 1rem 0;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .yoga-hero h1 {
        font-size: 2.2rem;
    }
    
    .timer-controls {
        flex-direction: column;
    }
    
    .timer-btn {
        width: 100%;
    }
}