/* ============================================
   ALBERTINE MUSIC - Stylesheet
   ============================================ */

/* CSS Variables */
:root {
    --bg-primary: #171717;
    --bg-secondary: #202020;
    --bg-card: #262626;
    --bg-card-hover: #303030;
    --border: #383838;
    --text-primary: #FFFFFF;
    --text-secondary: #B8B8B8;
    --accent: #E7A93C;
    --accent-hover: #F0BC5C;
    --danger: #E74C3C;
    --success: #2ECC71;
    --sidebar-width: 240px;
    --player-height: 90px;
    --header-height: 64px;
    --mobile-nav-height: 64px;
    --radius: 8px;
    --radius-lg: 12px;
    --transition: 0.2s ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

input, textarea {
    font-family: inherit;
    color: inherit;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
    padding-bottom: var(--player-height);
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-secondary);
    position: fixed;
    top: 0;
    left: 0;
    bottom: var(--player-height);
    z-index: 100;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border);
    transition: transform var(--transition);
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid var(--border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--accent);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
    color: var(--bg-primary);
}

.logo-text {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-tagline {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 2px;
    letter-spacing: 0.5px;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 24px;
}

.nav-section-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    padding: 0 12px;
    margin-bottom: 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 10px 12px;
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition);
    margin-bottom: 2px;
}

.nav-link:hover {
    background-color: var(--bg-card);
    color: var(--text-primary);
}

.nav-link.active {
    background-color: var(--bg-card);
    color: var(--accent);
}

.nav-link svg {
    flex-shrink: 0;
    opacity: 0.8;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-secondary);
    text-align: center;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

.top-header {
    height: var(--header-height);
    background-color: rgba(23, 23, 23, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    border-bottom: 1px solid var(--border);
}

.header-search {
    position: relative;
    width: 360px;
    max-width: 100%;
}

.header-search input {
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 10px 16px 10px 40px;
    font-size: 14px;
    outline: none;
    transition: border-color var(--transition);
    color: var(--text-primary);
}

.header-search input:focus {
    border-color: var(--accent);
}

.header-search input::placeholder {
    color: var(--text-secondary);
}

.header-search svg {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    padding: 8px;
}

.page-content {
    padding: 32px;
    max-width: 1400px;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: var(--bg-primary);
    padding: 12px 24px;
    border-radius: 24px;
    font-weight: 600;
    font-size: 14px;
    transition: all var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 12px 24px;
    border-radius: 24px;
    font-weight: 600;
    font-size: 14px;
    transition: all var(--transition);
    border: 1px solid var(--border);
    cursor: pointer;
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--text-secondary);
}

.btn-danger {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--danger);
    padding: 10px 20px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 14px;
    transition: all var(--transition);
    border: 1px solid var(--danger);
    cursor: pointer;
}

.btn-danger:hover {
    background: var(--danger);
    color: var(--text-primary);
}

/* Hero */
.hero {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 64px 48px;
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(231, 169, 60, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
}

.hero h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.1;
    letter-spacing: -1px;
}

.hero p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Content Sections */
.content-section {
    margin-bottom: 48px;
}

.content-section h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.view-all {
    font-size: 14px;
    color: var(--accent);
    font-weight: 600;
}

.view-all:hover {
    text-decoration: underline;
}

/* Grids */
.song-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 24px;
}

.artist-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 24px;
}

.playlist-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 24px;
}

.mix-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 24px;
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

/* Song Card */
.song-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 12px;
    transition: all var(--transition);
    cursor: pointer;
}

.song-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-4px);
}

.song-card-cover {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 12px;
    aspect-ratio: 1;
}

.song-card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.song-card:hover .song-card-cover img {
    transform: scale(1.05);
}

.song-card-play,
.song-card-download {
    position: absolute;
    background: var(--accent);
    color: var(--bg-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(8px);
    transition: all var(--transition);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.song-card-play {
    bottom: 12px;
    right: 12px;
}

.song-card-download {
    bottom: 12px;
    right: 58px;
    width: 32px;
    height: 32px;
}

.song-card:hover .song-card-play,
.song-card:hover .song-card-download {
    opacity: 1;
    transform: translateY(0);
}

.song-card-play:hover,
.song-card-download:hover {
    transform: scale(1.1);
}

.song-card-info {
    padding: 0 4px;
}

.song-card-title {
    font-weight: 600;
    font-size: 14px;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 4px;
}

.song-card-title:hover {
    color: var(--accent);
}

.song-card-artist {
    font-size: 13px;
    color: var(--text-secondary);
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.song-card-artist:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

.song-card-duration {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
    display: block;
}

/* Artist Card */
.artist-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
}

.artist-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-4px);
}

.artist-card-image {
    aspect-ratio: 1;
    overflow: hidden;
}

.artist-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.artist-card:hover .artist-card-image img {
    transform: scale(1.05);
}

.artist-card-info {
    padding: 16px;
}

.artist-card-name {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.artist-card-song {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.artist-card-view {
    font-size: 13px;
    color: var(--accent);
    font-weight: 600;
}

/* Playlist Card */
.playlist-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
}

.playlist-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-4px);
}

.playlist-card-cover {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
}

.playlist-card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.playlist-card:hover .playlist-card-cover img {
    transform: scale(1.05);
}

.playlist-card-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
}

.playlist-card:hover .playlist-card-overlay {
    opacity: 1;
}

.playlist-card-overlay svg {
    background: var(--accent);
    color: var(--bg-primary);
    border-radius: 50%;
    padding: 8px;
    transform: scale(0.8);
    transition: transform var(--transition);
}

.playlist-card:hover .playlist-card-overlay svg {
    transform: scale(1);
}

.playlist-card-info {
    padding: 16px;
}

.playlist-card-name {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
}

.playlist-card-desc {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.playlist-card-count {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Mix Card */
.mix-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
}

.mix-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-4px);
}

.mix-card-cover {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.mix-card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.mix-card:hover .mix-card-cover img {
    transform: scale(1.05);
}

.mix-card-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
}

.mix-card:hover .mix-card-overlay {
    opacity: 1;
}

.mix-card-overlay svg {
    background: var(--accent);
    color: var(--bg-primary);
    border-radius: 50%;
    padding: 8px;
    transform: scale(0.8);
    transition: transform var(--transition);
}

.mix-card:hover .mix-card-overlay svg {
    transform: scale(1);
}

.mix-card-info {
    padding: 16px;
}

.mix-card-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.mix-card-dj {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.mix-card-duration {
    font-size: 12px;
    color: var(--text-secondary);
}

.mix-card-actions {
    display: flex;
    gap: 8px;
    padding: 0 16px 16px;
}

.btn-play-mix,
.btn-download-mix {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 600;
    transition: all var(--transition);
}

.btn-play-mix {
    background: var(--accent);
    color: var(--bg-primary);
}

.btn-play-mix:hover {
    background: var(--accent-hover);
}

.btn-download-mix {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-download-mix:hover {
    border-color: var(--text-secondary);
}

/* Article Card */
.article-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
}

.article-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-4px);
}

.article-card-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.article-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.article-card:hover .article-card-image img {
    transform: scale(1.05);
}

.article-card-info {
    padding: 16px;
}

.article-card-category {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 8px;
    display: block;
}

.article-card-title {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card-meta {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--text-secondary);
}

.article-featured .article-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.article-featured .article-card-image {
    aspect-ratio: auto;
}

/* Song Row */
.song-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.song-row {
    display: grid;
    grid-template-columns: 40px 48px 1fr 120px 100px 80px 120px;
    align-items: center;
    gap: 16px;
    padding: 8px 16px;
    border-radius: var(--radius);
    transition: background var(--transition);
}

.song-row:hover {
    background: var(--bg-card);
}

.song-row-number {
    font-size: 14px;
    color: var(--text-secondary);
    text-align: center;
}

.song-row-cover {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    object-fit: cover;
}

.song-row-info {
    min-width: 0;
}

.song-row-title {
    font-weight: 600;
    font-size: 14px;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.song-row-title:hover {
    color: var(--accent);
}

.song-row-artist {
    font-size: 13px;
    color: var(--text-secondary);
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.song-row-artist:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

.song-row-genre,
.song-row-plays,
.song-row-duration {
    font-size: 13px;
    color: var(--text-secondary);
}

.song-row-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.btn-row-play,
.btn-row-add,
.btn-row-download {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: var(--text-secondary);
    transition: all var(--transition);
}

.btn-row-play:hover {
    background: var(--accent);
    color: var(--bg-primary);
}

.btn-row-add:hover,
.btn-row-download:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

/* Detail Pages */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 24px;
    transition: color var(--transition);
}

.back-link:hover {
    color: var(--text-primary);
}

/* Song Detail */
.song-detail-header {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
    align-items: flex-end;
}

.song-detail-cover {
    width: 300px;
    height: 300px;
    border-radius: var(--radius-lg);
    object-fit: cover;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    flex-shrink: 0;
}

.song-detail-info {
    flex: 1;
    padding-bottom: 8px;
}

.song-detail-genre {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 12px;
    display: block;
}

.song-detail-info h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.1;
}

.song-detail-artist {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    transition: color var(--transition);
}

.song-detail-artist:hover {
    color: var(--text-primary);
}

.song-detail-artist-img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.song-detail-meta {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.song-detail-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.detail-section {
    margin-bottom: 32px;
}

.detail-section h2 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
}

.detail-section p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.lyrics {
    background: var(--bg-card);
    padding: 24px;
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-secondary);
    white-space: pre-wrap;
    overflow-x: auto;
}

/* Artist Detail */
.artist-detail-header {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
    align-items: flex-start;
}

.artist-detail-image {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    flex-shrink: 0;
}

.artist-detail-info h1 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 16px;
}

.artist-detail-bio {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
    max-width: 600px;
}

.artist-social {
    display: flex;
    gap: 16px;
}

.artist-social a {
    color: var(--accent);
    font-weight: 600;
    font-size: 14px;
}

.artist-social a:hover {
    text-decoration: underline;
}

/* Playlist Detail */
.playlist-detail-header {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
    align-items: flex-end;
}

.playlist-detail-cover {
    width: 280px;
    height: 280px;
    border-radius: var(--radius-lg);
    object-fit: cover;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    flex-shrink: 0;
}

.playlist-detail-info h1 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 12px;
}

.playlist-detail-info > p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.playlist-detail-meta {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.playlist-detail-actions {
    display: flex;
    gap: 12px;
}

/* Mix Detail */
.mix-detail-header {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
    align-items: flex-end;
}

.mix-detail-cover {
    width: 280px;
    height: 280px;
    border-radius: var(--radius-lg);
    object-fit: cover;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    flex-shrink: 0;
}

.mix-detail-info h1 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 12px;
}

.mix-detail-dj {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.mix-detail-duration {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    display: block;
}

.mix-detail-desc {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
    max-width: 600px;
}

.mix-detail-actions {
    display: flex;
    gap: 12px;
}

/* Article Detail */
.article-detail-image {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin-bottom: 32px;
}

.article-detail-header {
    margin-bottom: 32px;
}

.article-detail-category {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 12px;
    display: block;
}

.article-detail-header h1 {
    font-size: 36px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
}

.article-detail-meta {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: var(--text-secondary);
}

.article-detail-content p {
    font-size: 17px;
    line-height: 1.8;
    color: var(--text-secondary);
    max-width: 720px;
}

/* Search */
.search-box-large {
    position: relative;
    max-width: 600px;
    margin-bottom: 32px;
}

.search-box-large input {
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 32px;
    padding: 16px 24px 16px 56px;
    font-size: 16px;
    outline: none;
    transition: border-color var(--transition);
    color: var(--text-primary);
}

.search-box-large input:focus {
    border-color: var(--accent);
}

.search-box-large svg {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.search-box-large button {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--accent);
    color: var(--bg-primary);
    padding: 10px 20px;
    border-radius: 24px;
    font-weight: 600;
    font-size: 14px;
}

.no-results {
    text-align: center;
    padding: 64px 20px;
    color: var(--text-secondary);
    font-size: 18px;
}

.results-count {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 14px;
}

/* Settings */
.settings-list {
    max-width: 700px;
}

.setting-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    border-bottom: 1px solid var(--border);
    gap: 24px;
}

.setting-info h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.setting-info p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Toggle Switch */
.toggle {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 24px;
    flex-shrink: 0;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--border);
    border-radius: 24px;
    transition: background var(--transition);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: var(--text-primary);
    border-radius: 50%;
    transition: transform var(--transition);
}

.toggle input:checked + .toggle-slider {
    background: var(--accent);
}

.toggle input:checked + .toggle-slider::before {
    transform: translateX(24px);
}

.volume-slider {
    width: 120px;
    accent-color: var(--accent);
}

/* Not Found */
.not-found {
    text-align: center;
    padding: 80px 20px;
}

.not-found h1 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
}

.not-found p {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 16px;
}

/* Music Player */
.music-player {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--player-height);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    z-index: 200;
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 24px;
}

.player-song {
    display: flex;
    align-items: center;
    gap: 14px;
    width: 280px;
    flex-shrink: 0;
}

.player-artwork {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    object-fit: cover;
}

.player-song-info {
    min-width: 0;
}

.player-title {
    font-weight: 600;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.player-artist {
    font-size: 12px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.player-controls {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    max-width: 600px;
}

.player-buttons {
    display: flex;
    align-items: center;
    gap: 16px;
}

.player-btn {
    color: var(--text-secondary);
    transition: color var(--transition);
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.player-btn:hover {
    color: var(--text-primary);
}

.player-btn.active {
    color: var(--accent);
}

.player-btn.player-main {
    background: var(--text-primary);
    color: var(--bg-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.player-btn.player-main:hover {
    transform: scale(1.05);
}

.player-progress-area {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
}

.player-time {
    font-size: 11px;
    color: var(--text-secondary);
    min-width: 36px;
    text-align: center;
    font-variant-numeric: tabular-nums;
}

.player-progress {
    flex: 1;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--border);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.player-progress::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    background: var(--text-primary);
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition);
}

.player-progress:hover::-webkit-slider-thumb {
    opacity: 1;
}

.player-progress::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: var(--text-primary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    opacity: 0;
}

.player-progress:hover::-moz-range-thumb {
    opacity: 1;
}

.player-extras {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 200px;
    justify-content: flex-end;
    flex-shrink: 0;
}

.player-volume {
    width: 100px;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--border);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.player-volume::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    background: var(--text-primary);
    border-radius: 50%;
    cursor: pointer;
}

.player-volume::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: var(--text-primary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

/* Queue Panel */
.queue-panel {
    position: fixed;
    top: 0;
    right: -360px;
    width: 360px;
    bottom: var(--player-height);
    background: var(--bg-secondary);
    border-left: 1px solid var(--border);
    z-index: 150;
    transition: right var(--transition);
    display: flex;
    flex-direction: column;
}

.queue-panel.open {
    right: 0;
}

.queue-header {
    padding: 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.queue-header h3 {
    font-size: 18px;
    font-weight: 700;
}

.queue-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    padding: 4px;
}

.queue-close:hover {
    color: var(--text-primary);
}

.queue-list {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
}

.queue-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--transition);
}

.queue-item:hover {
    background: var(--bg-card);
}

.queue-item.active {
    background: var(--bg-card-hover);
}

.queue-thumb {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    object-fit: cover;
}

.queue-info {
    flex: 1;
    min-width: 0;
}

.queue-title {
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.queue-artist {
    font-size: 12px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.queue-duration {
    font-size: 12px;
    color: var(--text-secondary);
}

.empty-queue {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    z-index: 300;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 24px;
    width: 100%;
    max-width: 420px;
    position: relative;
    border: 1px solid var(--border);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-content h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.modal-song {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 14px;
}

.modal-playlists {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
    max-height: 200px;
    overflow-y: auto;
}

.modal-playlist-btn {
    text-align: left;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 14px;
    transition: all var(--transition);
}

.modal-playlist-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
}

.modal-create {
    display: flex;
    gap: 8px;
}

.modal-create input {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 14px;
    font-size: 14px;
    outline: none;
    color: var(--text-primary);
}

.modal-create input:focus {
    border-color: var(--accent);
}

.modal-create button {
    background: var(--accent);
    color: var(--bg-primary);
    padding: 10px 16px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 14px;
    white-space: nowrap;
}

.modal-create button:hover {
    background: var(--accent-hover);
}

/* Toast */
#toast {
    position: fixed;
    bottom: calc(var(--player-height) + 20px);
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 12px 24px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    font-size: 14px;
    font-weight: 500;
    z-index: 400;
    opacity: 0;
    transition: all var(--transition);
    pointer-events: none;
}

#toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Mobile Bottom Nav */
.mobile-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--mobile-nav-height);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    z-index: 200;
    justify-content: space-around;
    align-items: center;
}

.mobile-nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--text-secondary);
    font-size: 11px;
    padding: 8px 12px;
    transition: color var(--transition);
}

.mobile-nav-link.active {
    color: var(--accent);
}

.mobile-nav-link svg {
    opacity: 0.8;
}

/* Footer */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 40px 32px;
    margin-left: var(--sidebar-width);
    margin-bottom: var(--player-height);
}

.footer-content {
    max-width: 1400px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.footer-brand .logo-icon {
    width: 32px;
    height: 32px;
    font-size: 14px;
}

.footer-brand span {
    font-weight: 700;
    font-size: 16px;
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

.footer-section h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 14px;
    transition: color var(--transition);
}

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

.footer-bottom {
    max-width: 1400px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-secondary);
    font-size: 13px;
}

/* Responsive */
@media (max-width: 1024px) {
    .song-detail-header,
    .artist-detail-header,
    .playlist-detail-header,
    .mix-detail-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .song-detail-cover,
    .playlist-detail-cover,
    .mix-detail-cover {
        width: 200px;
        height: 200px;
    }

    .artist-detail-image {
        width: 200px;
        height: 200px;
    }

    .song-detail-info h1,
    .artist-detail-info h1,
    .playlist-detail-info h1,
    .mix-detail-info h1 {
        font-size: 32px;
    }

    .song-row {
        grid-template-columns: 30px 40px 1fr 80px 32px;
    }

    .song-row-genre,
    .song-row-plays {
        display: none;
    }

    .article-featured .article-card {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        bottom: var(--mobile-nav-height);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .top-header {
        padding: 0 16px;
    }

    .header-search {
        width: auto;
        flex: 1;
        margin-right: 16px;
    }

    .mobile-menu-btn {
        display: block;
    }

    .page-content {
        padding: 20px 16px;
    }

    .hero {
        padding: 40px 24px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .music-player {
        padding: 0 16px;
        gap: 12px;
    }

    .player-song {
        width: auto;
        flex: 1;
    }

    .player-extras {
        display: none;
    }

    .player-controls {
        max-width: none;
        flex: 2;
    }

    .mobile-nav {
        display: flex;
    }

    .site-footer {
        margin-left: 0;
        margin-bottom: calc(var(--player-height) + var(--mobile-nav-height));
    }

    .app-container {
        padding-bottom: calc(var(--player-height) + var(--mobile-nav-height));
    }

    .queue-panel {
        bottom: calc(var(--player-height) + var(--mobile-nav-height));
        width: 100%;
        right: -100%;
    }

    .song-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .artist-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .playlist-grid,
    .mix-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .article-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 28px;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .song-detail-cover,
    .playlist-detail-cover,
    .mix-detail-cover {
        width: 160px;
        height: 160px;
    }

    .artist-detail-image {
        width: 160px;
        height: 160px;
    }

    .song-detail-info h1,
    .artist-detail-info h1,
    .playlist-detail-info h1,
    .mix-detail-info h1 {
        font-size: 24px;
    }

    .player-song-info {
        display: none;
    }

    .player-artwork {
        width: 44px;
        height: 44px;
    }
}

/* Focus States for Accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}