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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #333;
    line-height: 1.6;
}

header {
    background: rgba(255, 255, 255, 0.95);
    text-align: center;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 2.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.1rem;
    color: #666;
}

.navigation-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.9);
    margin: 1rem auto;
    max-width: 1200px;
    border-radius: 15px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.chakra-illustration {
    width: 400px;
    height: auto;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.3));
    animation: floatAnimation 3s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes floatAnimation {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.chakra-nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1;
}

.chakra-btn {
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.chakra-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

.chakra-btn[data-chakra="root"] {
    background: linear-gradient(135deg, #e53e3e, #c53030);
    color: white;
}

.chakra-btn[data-chakra="sacral"] {
    background: linear-gradient(135deg, #ff9933, #ff6600);
    color: white;
}

.chakra-btn[data-chakra="solar"] {
    background: linear-gradient(135deg, #ffd700, #ffaa00);
    color: #333;
}

.chakra-btn[data-chakra="heart"] {
    background: linear-gradient(135deg, #48bb78, #38a169);
    color: white;
}

.chakra-btn[data-chakra="throat"] {
    background: linear-gradient(135deg, #4299e1, #3182ce);
    color: white;
}

.chakra-btn[data-chakra="third-eye"] {
    background: linear-gradient(135deg, #6b46c1, #553c9a);
    color: white;
}

.chakra-btn[data-chakra="crown"] {
    background: linear-gradient(135deg, #9f7aea, #805ad5);
    color: white;
}

.chakra-btn.active {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}

main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.chakra-section {
    display: none;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    animation: fadeIn 0.5s ease-in;
}

.chakra-section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chakra-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid #e2e8f0;
}

.chakra-header h2 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

#root .chakra-header h2 {
    color: #c53030;
}

#sacral .chakra-header h2 {
    color: #ff6600;
}

#solar .chakra-header h2 {
    color: #ffaa00;
}

#heart .chakra-header h2 {
    color: #38a169;
}

#throat .chakra-header h2 {
    color: #3182ce;
}

#third-eye .chakra-header h2 {
    color: #6b46c1;
}

#crown .chakra-header h2 {
    color: #805ad5;
}

.chakra-subtitle {
    font-size: 1.1rem;
    color: #666;
    font-weight: 500;
}

.chakra-frequency {
    font-size: 1rem;
    color: #888;
    font-style: italic;
    margin-top: 0.5rem;
}

.play-tone-btn {
    margin-top: 1rem;
    padding: 0.6rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid #667eea;
    border-radius: 25px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);
}

.play-tone-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(102, 126, 234, 0.5);
}

.play-tone-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(102, 126, 234, 0.3);
}

.play-tone-btn.playing {
    background: linear-gradient(135deg, #e53e3e 0%, #c53030 100%);
    border-color: #c53030;
    animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 8px rgba(229, 62, 62, 0.3);
    }
    50% {
        box-shadow: 0 6px 16px rgba(229, 62, 62, 0.6);
    }
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.content-card {
    background: #f7fafc;
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.content-card.full-width {
    grid-column: 1 / -1;
}

.content-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #2d3748;
    border-left: 4px solid #667eea;
    padding-left: 0.75rem;
}

.content-card ul {
    list-style: none;
    padding-left: 0;
}

.content-card ul li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.content-card ul li:before {
    content: "✦";
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.content-card p {
    color: #4a5568;
    line-height: 1.8;
}

.content-card p strong {
    color: #2d3748;
}

footer {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.9);
    margin-top: 2rem;
    font-size: 1.1rem;
    color: #666;
}

@media (max-width: 768px) {
    .navigation-container {
        flex-direction: column;
        gap: 1.5rem;
    }

    .chakra-illustration {
        width: 250px;
    }

    header h1 {
        font-size: 1.8rem;
    }

    .chakra-nav {
        width: 100%;
    }

    .chakra-btn {
        width: 100%;
    }

    .content-grid {
        grid-template-columns: 1fr;
    }

    .chakra-header h2 {
        font-size: 1.6rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
}