/* Global Mobile-First Responsive Design */

/* Language Switcher */
.language-switcher {
    position: fixed;
    top: 10px;
    right: 10px;
    z-index: 1000;
    display: flex;
    gap: 5px;
    background: rgba(255, 255, 255, 0.95);
    padding: 5px 10px;
    border-radius: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.language-switcher a {
    padding: 5px 10px;
    border-radius: 15px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85em;
    transition: all 0.3s;
    color: #666;
}

.language-switcher a:hover,
.language-switcher a.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

/* Mobile Viewport */
@media (max-width: 480px) {
    .language-switcher {
        top: 5px;
        right: 5px;
        padding: 3px 6px;
        gap: 3px;
    }

    .language-switcher a {
        padding: 3px 6px;
        font-size: 0.7em;
    }

    body {
        font-size: 14px;
        padding: 5px !important;
    }

    h1 {
        font-size: 1.3em !important;
        margin-bottom: 10px !important;
    }

    h2 {
        font-size: 1.1em !important;
        margin-bottom: 8px !important;
    }

    h3 {
        font-size: 1em !important;
    }

    .container {
        padding: 8px !important;
        margin: 0 !important;
    }

    .card {
        padding: 12px !important;
        margin-bottom: 10px !important;
        border-radius: 10px !important;
    }

    .content {
        grid-template-columns: 1fr !important;
        gap: 0 !important;
    }

    .form-section {
        border-right: none !important;
        border-bottom: 1px solid #eee !important;
        padding: 20px 12px !important;
    }

    .form-section:last-child {
        border-bottom: none !important;
    }

    button,
    .btn {
        padding: 10px 12px !important;
        font-size: 0.85em !important;
        width: 100% !important;
        min-height: 44px !important;
    }

    input[type="text"],
    input[type="password"],
    input[type="email"],
    input[type="file"],
    select {
        padding: 10px !important;
        font-size: 16px !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .nav {
        flex-direction: row !important;
        justify-content: space-between !important;
        gap: 5px !important;
        padding: 10px !important;
        flex-wrap: wrap !important;
    }

    .nav a {
        margin: 0 !important;
        padding: 8px 12px !important;
        font-size: 0.85em !important;
    }

    .account-info {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }

    .action-buttons {
        flex-direction: column !important;
        gap: 8px !important;
    }

    .action-buttons a,
    .action-buttons button {
        flex: auto !important;
    }

    .links {
        grid-template-columns: 1fr !important;
    }

    /* Track Cards */
    .track-card,
    .artist-card,
    .album-card {
        flex-direction: column !important;
        margin-bottom: 12px !important;
        padding: 10px !important;
    }

    .track-image,
    .artist-image,
    .album-image {
        width: 100% !important;
        height: 100px !important;
        margin-bottom: 8px !important;
        border-radius: 8px !important;
    }

    .track-info,
    .artist-info,
    .album-info {
        padding: 8px 0 !important;
    }

    .track-name,
    .artist-name,
    .album-name {
        font-size: 0.95em !important;
        line-height: 1.3 !important;
    }

    .artist-name,
    .track-artist {
        font-size: 0.85em !important;
    }

    .track-stats,
    .artist-stats,
    .album-stats {
        flex-wrap: wrap !important;
        gap: 5px !important;
        font-size: 0.8em !important;
    }

    /* Upload Zone */
    .upload-zone {
        padding: 15px !important;
        font-size: 0.85em !important;
    }

    .upload-icon {
        font-size: 1.8em !important;
        margin-bottom: 8px !important;
    }

    /* Timeline - WICHTIG für Mobile */
    .timeline {
        padding: 12px !important;
        margin-top: 15px !important;
        border-radius: 10px !important;
    }

    .timeline-chart {
        height: auto !important;
        aspect-ratio: 2 / 1 !important;
        min-height: 120px !important;
        max-height: 200px !important;
        padding: 10px 0 !important;
        margin-top: 10px !important;
        overflow: visible !important;
        width: 100% !important;
    }

    .timeline-bar {
        width: 100% !important;
        min-width: unset !important;
        gap: 1px !important;
        height: 100% !important;
    }

    .timeline-column {
        min-width: 2px !important;
        max-width: none !important;
        flex: 1 1 auto !important;
        border-radius: 1px 1px 0 0 !important;
    }

    .timeline-tooltip {
        font-size: 0.6em !important;
        padding: 3px 5px !important;
        z-index: 100 !important;
    }

    .timeline-labels {
        font-size: 0.6em !important;
        margin-top: 5px !important;
        flex-wrap: nowrap !important;
        overflow: hidden !important;
    }

    #timelineGraph,
    #timelineChart {
        width: 100% !important;
        height: auto !important;
        aspect-ratio: 2 / 1 !important;
        min-height: 120px !important;
        max-height: 200px !important;
        max-width: 100% !important;
    }

    /* Tabs - 2 nebeneinander */
    .tabs {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 6px !important;
        margin-bottom: 15px !important;
        flex-wrap: unset !important;
    }

    .tabs button,
    .tab-btn {
        padding: 10px 6px !important;
        font-size: 0.75em !important;
        min-height: 40px !important;
        white-space: nowrap !important;
        text-align: center !important;
        border-radius: 8px !important;
        flex: unset !important;
    }

    /* Filter Presets */
    .preset-btn {
        padding: 6px 8px !important;
        font-size: 0.75em !important;
        min-height: 36px !important;
    }

    /* Date Filter */
    .date-filter,
    .filter-section {
        padding: 10px !important;
    }

    .date-inputs {
        flex-direction: column !important;
        gap: 8px !important;
    }

    .date-inputs input[type="date"] {
        width: 100% !important;
        padding: 10px !important;
    }

    /* Track/Artist/Album Listen - 2 Spalten auf Mobile */
    .track-list,
    .artist-list,
    .album-list {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 10px !important;
    }

    .track-card,
    .artist-card,
    .album-card {
        border-radius: 8px !important;
    }

    .track-info,
    .artist-info {
        padding: 10px !important;
    }

    .track-name {
        font-size: 0.9em !important;
    }

    .artist-name,
    .album-name {
        font-size: 0.8em !important;
        margin-bottom: 5px !important;
    }

    .track-stats {
        flex-direction: column !important;
        gap: 5px !important;
    }

    /* SVG Timeline responsive */
    #timelineContent svg,
    svg#timelineGraph {
        width: 100% !important;
        height: auto !important;
        max-width: 100% !important;
    }

    /* Stats Grid */
    .stats-grid,
    .stat-grid {
        grid-template-columns: 1fr 1fr !important;
        gap: 8px !important;
    }

    .stat-item,
    .stat-box {
        padding: 10px !important;
    }

    .stat-item-label,
    .stat-label {
        font-size: 0.7em !important;
    }

    .stat-item-value,
    .stat-value {
        font-size: 1em !important;
    }

    /* Detail Pages */
    .nav-links {
        position: relative !important;
        top: auto !important;
        left: auto !important;
        flex-direction: row !important;
        flex-wrap: wrap !important;
        gap: 5px !important;
        margin-bottom: 12px !important;
    }

    .nav-links a {
        display: inline-block !important;
        padding: 6px 10px !important;
        font-size: 0.8em !important;
    }

    .info-item {
        padding: 8px !important;
    }

    .info-label {
        font-size: 0.7em !important;
    }

    .info-value {
        font-size: 0.95em !important;
    }

    /* Top Lists */
    .top-list,
    .list-container {
        padding: 0 !important;
    }

    .list-item,
    .top-item {
        padding: 10px !important;
        margin-bottom: 8px !important;
    }

    .item-rank,
    .rank {
        font-size: 0.85em !important;
        min-width: 25px !important;
    }

    .item-image,
    .item-cover {
        width: 45px !important;
        height: 45px !important;
    }

    .item-name,
    .item-title {
        font-size: 0.9em !important;
    }

    .item-artist,
    .item-subtitle {
        font-size: 0.75em !important;
    }

    .item-plays,
    .item-count {
        font-size: 0.8em !important;
    }

    /* Header on detail pages */
    .header,
    .page-header {
        padding: 15px !important;
        flex-direction: column !important;
        text-align: center !important;
    }

    .header-image,
    .cover-image {
        width: 120px !important;
        height: 120px !important;
        margin: 0 auto 10px !important;
    }

    /* Preset buttons grid */
    .presets,
    .preset-buttons {
        display: grid !important;
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 5px !important;
    }

    /* Modal */
    .modal-content {
        width: 95% !important;
        max-height: 90vh !important;
        margin: 5vh auto !important;
        padding: 15px !important;
    }
}

/* Small Mobile (320px - 380px) */
@media (max-width: 380px) {
    .language-switcher {
        padding: 2px 4px;
    }

    .language-switcher a {
        padding: 2px 5px;
        font-size: 0.65em;
    }

    h1 {
        font-size: 1.2em !important;
    }

    h2 {
        font-size: 1em !important;
    }

    .tabs button,
    .tab-btn {
        font-size: 0.7em !important;
        padding: 8px 4px !important;
    }

    .preset-btn {
        font-size: 0.7em !important;
        padding: 5px 6px !important;
    }

    .presets,
    .preset-buttons {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .stats-grid,
    .stat-grid {
        grid-template-columns: 1fr !important;
    }

    .item-image,
    .item-cover {
        width: 40px !important;
        height: 40px !important;
    }

    /* Timeline für sehr kleine Bildschirme */
    .timeline-chart {
        min-height: 100px !important;
        max-height: 150px !important;
    }
}

/* Tablet Viewport */
@media (min-width: 481px) and (max-width: 768px) {
    body {
        font-size: 15px;
    }

    .container {
        padding: 15px !important;
    }

    .card {
        padding: 18px !important;
        margin-bottom: 15px !important;
    }

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

    .form-section {
        border-right: none !important;
        border-bottom: 1px solid #eee !important;
    }

    .account-info {
        grid-template-columns: 1fr 1fr !important;
    }

    .track-card,
    .artist-card,
    .album-card {
        flex-basis: calc(50% - 10px) !important;
    }

    .tabs button,
    .tab-btn {
        flex: 1 1 calc(25% - 5px) !important;
    }

    /* Timeline Tablet */
    .timeline-chart {
        height: 300px !important;
    }

    .timeline-column {
        min-width: 6px !important;
    }

    .stats-grid,
    .stat-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .presets,
    .preset-buttons {
        display: flex !important;
        flex-wrap: wrap !important;
        gap: 8px !important;
    }
}

/* Desktop Viewport */
@media (min-width: 769px) {
    body {
        font-size: 16px;
    }

    .language-switcher {
        display: flex;
    }

    .container {
        padding: 20px;
    }

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

    .account-info {
        grid-template-columns: 1fr 1fr;
    }

    .track-card,
    .artist-card,
    .album-card {
        flex-basis: calc(33.333% - 15px);
    }

    .tabs button,
    .tab-btn {
        flex: 1 1 auto;
    }

    .timeline-chart {
        height: 400px;
    }
}

/* Responsive Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Responsive Tables */
table {
    width: 100%;
    overflow-x: auto;
}

/* Responsive Forms */
input,
textarea,
select {
    max-width: 100%;
}

/* Touch-friendly Elements */
@media (hover: none) and (pointer: coarse) {
    button,
    a,
    input[type="submit"],
    input[type="button"] {
        min-height: 44px;
        min-width: 44px;
    }

    .link-btn {
        padding: 15px !important;
        font-size: 1.05em !important;
    }
}

/* Print Styles */
@media print {
    .language-switcher,
    .nav,
    button,
    input {
        display: none;
    }

    body {
        background: white;
        font-size: 12pt;
        color: black;
    }

    .container {
        max-width: 100%;
        padding: 0;
    }

    .card {
        page-break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .language-switcher {
        background: rgba(40, 40, 40, 0.95);
    }

    .language-switcher a {
        color: #ccc;
    }
}

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

/* High DPI Screens */
@media (min-resolution: 192dpi) {
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}