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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #ffffff;
    color: #000000;
    line-height: 1.6;
}

.container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Navigation */
.sidebar {
    width: 280px;
    background-color: #ffffff;
    border-right: 1px solid #e0e0e0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    padding: 40px 30px;
}

.nav-content {
    display: flex;
    flex-direction: column;
}

.artist-name {
    font-size: 32px;
    font-weight: 300;
    letter-spacing: 2px;
    margin-bottom: 60px;
    color: #000000;
}

.nav-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-link {
    display: block;
    padding: 12px 0;
    color: #666666;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
    border-bottom: 1px solid transparent;
    position: relative;
}

.nav-link.active {
    color: #000000;
    font-weight: 500;
    border-bottom: 1px solid #000000;
}

/* Main Content */
.main-content {
    margin-left: 280px;
    flex: 1;
    padding: 60px 80px;
    max-width: 1200px;
}

.content-section {
    display: none;
    animation: fadeIn 0.5s ease-in;
}

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

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

.content-section h2 {
    font-size: 42px;
    font-weight: 300;
    margin-bottom: 40px;
    letter-spacing: 1px;
}

.content-text {
    font-size: 16px;
    line-height: 1.8;
    color: #333333;
}

.content-text p {
    margin-bottom: 24px;
}

/* Video Container - Format 16:9 (1920x1080) */
.video-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    margin-bottom: 40px;
    overflow: hidden;
    background-color: #000000;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Album Image */
.album-image-container {
    width: 100%;
    margin: 30px 0;
    display: flex;
    justify-content: center;
}

.album-cover {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
}

/* Bandcamp Container */
.bandcamp-container {
    width: 100%;
    margin-top: 20px;
}

.bandcamp-container iframe {
    border: none;
    width: 100%;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        border-right: none;
        border-bottom: 1px solid #e0e0e0;
        padding: 20px;
        overflow-y: visible;
    }

    .artist-name {
        font-size: 24px;
        margin-bottom: 30px;
        text-align: center;
    }

    .main-content {
        margin-left: 0;
        padding: 30px 20px;
        width: 100%;
        max-width: 100%;
    }

    .nav-menu {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 10px;
        justify-content: center;
    }

    .nav-link {
        padding: 8px 12px;
        font-size: 14px;
    }

    .nav-link.active {
        border-bottom: 1px solid #000000;
    }

    .content-section h2 {
        font-size: 28px;
        margin-bottom: 25px;
    }

    .content-text {
        font-size: 15px;
        line-height: 1.7;
    }

    .video-container {
        margin-bottom: 30px;
    }

    .bandcamp-container {
        margin-top: 20px;
    }
}

@media (max-width: 480px) {
    .sidebar {
        padding: 15px;
    }

    .artist-name {
        font-size: 20px;
        margin-bottom: 20px;
    }

    .main-content {
        padding: 20px 15px;
    }

    .content-section h2 {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .nav-link {
        padding: 6px 10px;
        font-size: 13px;
    }
}