/* Base styles and theme variables */
:root {
    --bg-color: #f4f4f4;
    --container-bg: #fff;
    --text-color: #333;
    --link-color: #007bff;
    --border-color: #e1e4e8;
    --header-bg: #f8f9fa;
    --button-hover-bg: #0056b3;
    --button-text: #fff;
    --audio-player-bg: #333;
    --auto-scroll-bg: #28a745;
    --auto-scroll-disabled-bg: #dc3545;

    --active-bg-segment: rgba(66, 133, 244, 0.04);
    --active-border-segment: rgba(66, 133, 244, 0.3);
    --active-bg-transcript: rgba(66, 133, 244, 0.08);
    --active-bg-token: rgba(66, 133, 244, 0.15);

    --hover-bg: var(--bg-color);
    --button-bg: var(--link-color);

    --incorrect-transcript-bg: #fff3f3;
    --incorrect-transcript-border: #ffcfcf;
    --incorrect-transcript-text: #d32f2f;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a;
        --container-bg: #2c2c2c;
        --text-color: #e0e0e0;
        --link-color: #58a6ff;
        --hover-bg: #3a3a3a;
        --border-color: #4a4a4a;
        --button-bg: #58a6ff;
        --button-hover-bg: #3e85e3;
        --button-text: #fff;
        --auto-scroll-bg: #2e7d32;
        --auto-scroll-disabled-bg: #c62828;

        --active-bg-segment: rgba(66, 133, 244, 0.08);
        --active-border-segment: rgba(66, 133, 244, 0.4);
        --active-bg-transcript: rgba(66, 133, 244, 0.15);
        --active-bg-token: rgba(66, 133, 244, 0.25);

        --header-bg: var(--container-bg);
        --audio-player-bg: var(--bg-color);

        --incorrect-transcript-bg: #3d2929;
        --incorrect-transcript-border: #5c3232;
        --incorrect-transcript-text: #ff6b6b;
    }
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    margin: 0;
    padding: 0;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header styles */
header {
    background-color: var(--header-bg);
    padding: 10px 20px;
    border-bottom: 1px solid var(--border-color);
}

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

header ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

header ul li {
    display: inline;
    margin-right: 20px;
}

header ul li a {
    text-decoration: none;
    color: var(--link-color);
    font-weight: bold;
}

header ul li a:hover {
    text-decoration: underline;
}


header form {
    display: flex;
    align-items: center;
}

header input[type="search"] {
    padding: 5px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    margin-right: 10px;
    background-color: var(--container-bg);
    color: var(--text-color);
}

header button {
    padding: 5px 10px;
    background-color: var(--button-bg);
    color: var(--button-text);
    border: none;
    border-radius: 3px;
    cursor: pointer;
}

header button:hover {
    background-color: var(--button-hover-bg);
}

/* Content header styles */
.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding: 10px;
    background-color: var(--container-bg);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nav-group {
    display: flex;
    gap: 10px;
}

.nav-link {
    padding: 5px 10px;
    background-color: var(--button-bg);
    color: var(--button-text);
    text-decoration: none;
    border-radius: 3px;
    transition: background-color 0.3s ease;
}

.nav-link:hover {
    background-color: var(--button-hover-bg);
}

.nav-link.active {
    background-color: var(--button-hover-bg);
}

.display-info h2 {
    margin: 0;
    font-size: 1.2em;
    color: var(--text-color);
}

/* List styles (for index and search pages) */
.list-container {
    background-color: var(--container-bg);
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 20px;
}

.data-list {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 20px;
}

.data-list:last-of-type {
    margin-bottom: 0;
}

.data-list-header,
.data-list-row {
    display: grid;
    gap: 15px;
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
}

/* Default auto-fit behavior */
.data-list-row:not(.fraction-layout),
.data-list-header:not(.fraction-layout) {
    grid-template-columns: repeat(auto-fit, minmax(0, 1fr));
}

/* 1/4 3/4 layout */
.data-list-row.fraction-layout.quarter-three-quarters,
.data-list-header.fraction-layout.quarter-three-quarters {
    grid-template-columns: 1fr 3fr;
}

/* 1/8 1/8 3/4 layout */
.data-list-row.fraction-layout.eighth-eighth-three-quarters,
.data-list-header.fraction-layout.eighth-eighth-three-quarters {
    grid-template-columns: 1fr 1fr 6fr;
}

.data-list-header {
    background-color: var(--header-bg);
    font-weight: bold;
    border-bottom: 2px solid var(--border-color);
}

.data-list-row {
    text-decoration: none;
    color: var(--text-color);
    transition: background-color 0.3s ease;
}

.data-list-row:last-child {
    border-bottom: none;
}

.data-list-row:hover {
    background-color: var(--hover-bg);
}

.data-list-cell {
    min-width: 0;
}

.data-list-header .data-list-cell {
    color: var(--text-color);
}

.model-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.model-tag {
    display: inline-block;
    padding: 2px 6px;
    background-color: var(--button-bg);
    color: var(--button-text);
    border-radius: 3px;
    font-size: 0.8em;
}


.song-display {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 20px;
    background-color: var(--container-bg);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.song-artwork {
    width: 200px;
    height: 200px;
}

.song-artwork img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 4px;
}

.song-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.song-time {
    font-size: 0.9em;
    color: var(--text-color);
}

.song-title {
    margin: 4px 0;
    font-size: 1.5em;
    color: var(--text-color);
}

.song-artist {
    margin: 4px 0;
    font-size: 1.2em;
    font-weight: normal;
    color: var(--text-color);
}

.song-metadata {
    margin-top: 8px;
    font-size: 0.9em;
    color: var(--text-color);
}

.song-metadata strong {
    margin-right: 4px;
}

/* Transcript styles */
.transcript-segment {
    transition: all 0.2s ease;
    margin-bottom: 20px;
}

.transcript-segment.active {
    background-color: var(--active-bg-segment);
    border-left-color: var(--active-border-segment);
}


.transcript-row {
    transition: all 0.2s ease;
    border-left: 2px solid transparent;
}

.transcript-row:hover {
    cursor: pointer;
    background-color: var(--hover-bg);
}

.transcript-row.active {
    background-color: var(--active-bg-transcript);
    border-left-color: var(--active-border-segment);
}

.transcript-segment.active .transcript-row {
    border-left-color: transparent;
}

.transcript-segment.active .transcript-row.active {
    border-left-color: var(--active-border-segment);
}

.transcript-token.active {
    background-color: var(--active-bg-token);
    border-radius: 2px;
}

.transcript-row.incorrect {
    border-left-color: var(--incorrect-transcript-border);
}

.transcript-row.incorrect .transcript-token {
    color: var(--incorrect-transcript-text);
}

/* Audio player styles */
#audio-player {
    background-color: var(--audio-player-bg);
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: 50px;
}

#audio-player audio {
    margin: 0 10px;
}

#audio-player button {
    background-color: var(--button-bg);
    color: var(--button-text);
    border: none;
    padding: 5px 10px;
    margin: 0 5px;
    cursor: pointer;
    border-radius: 3px;
}

#audio-player button:hover {
    background-color: var(--button-hover-bg);
}

#audio-player #auto-scroll-toggle {
    background-color: var(--auto-scroll-bg);
}

#audio-player #auto-scroll-toggle.disabled {
    background-color: var(--auto-scroll-disabled-bg);
}