/* --- Base & Typography --- */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    margin: 0;
    background-color: #F9FAFB; /* Light mode background */
    color: #1F2937; /* Default text color */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Main Container --- */
.container {
    width: 100%;
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 1rem; /* Add horizontal padding for smaller screens */
}

/* --- Headers --- */
h1 {
    font-size: 1.875rem; /* text-3xl equivalent */
    color: #111827; /* Darker text for titles */
    font-weight: 700;
}

h2 {
    font-size: 1.5rem;
    color: #111827;
    margin: 0;
    font-weight: 600;
    padding-bottom: 1rem;
    border-bottom: 1px solid #E5E7EB;
}

h3 {
    color: #1F2937;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

h4 {
    font-size: 1.125rem;
    color: #374151;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* --- Sections --- */
section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: #FFFFFF; /* White background for sections */
    border-radius: 1rem; /* Softer, larger radius */
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1); /* Subtle shadow */
    border: 1px solid #E5E7EB;
}

/* --- Configuration Header & View Switcher (for index.html) --- */
#config-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #E5E7EB;
}

.config-title-group {
    text-align: center;
    margin-bottom: 1.5rem;
}

.config-title-group .subtitle {
    margin-top: 0;
    color: #4B5563;
}

#config-header h1 {
    border: none;
    padding: 0;
    margin-bottom: 0.5rem;
}

.header-controls {
    display: flex;
    justify-content: flex-end;
}

.view-switcher button {
    background-color: #FFFFFF;
    color: #374151;
    border: 1px solid #D1D5DB;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.view-switcher button.active {
    background-color: #2563EB;
    color: #FFFFFF;
    border-color: #2563EB;
}

.view-switcher button:not(.active):hover {
    background-color: #F9FAFB;
}

/* --- Form Styling --- */
form {
    color: #374151;
}

fieldset {
    border: 1px solid #D1D5DB;
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

legend {
    color: #111827;
    font-size: 1.25rem;
    font-weight: 500;
    padding: 0 0.5rem;
}

.param-group {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

label {
    display: block;
    font-size: 0.875rem;
    color: #4B5563;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

input[type="text"],
input[type="number"],
input[type="password"],
select,
textarea {
    width: 100%;
    padding: 0.75rem;
    border-radius: 0.375rem;
    background-color: #FFFFFF;
    border: 1px solid #D1D5DB;
    color: #111827;
    box-sizing: border-box;
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    transition: border-color 0.2s, box-shadow 0.2s;
    font-size: 1rem; /* Ensure consistent font size */
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #2563EB;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
}

textarea {
    min-height: 120px;
    resize: vertical;
}

/* --- AI Provider Specific Config Groups --- */
#ollama-config-group,
#gemini-config-group {
    border: 1px solid #E5E7EB;
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin-top: 1rem;
    background-color: #F9FAFB;
}

/* --- Buttons --- */
.task-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1rem;
}

.task-buttons button,
#cancel-task-btn,
#playlistForm button,
#similarity-form button,
#playlist-form button,
#createPlaylistForm button {
    flex-grow: 1;
    color: white;
    font-weight: 700;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s;
    width: 100%;
    font-size: 1rem;
    margin-top: 1rem; /* Add space above buttons */
}

#start-analysis-btn,
#start-clustering-btn,
#fetch-playlists-btn,
#playlistForm button,
#similarity-form button {
    background-color: #2563EB;
}

#start-analysis-btn:hover,
#start-clustering-btn:hover,
#fetch-playlists-btn:hover,
#playlistForm button:hover,
#similarity-form button:hover {
    background-color: #1D4ED8;
}

#createPlaylistForm button,
#playlist-form button[style*="background-color: #16A34A"] {
    background-color: #16A34A !important; /* Green */
}
#createPlaylistForm button:hover,
#playlist-form button[style*="background-color: #16A34A"]:hover {
    background-color: #15803D !important;
}


#cancel-task-btn {
    background-color: #DC2626;
}
#cancel-task-btn:hover {
    background-color: #B91C1C;
}

button:disabled,
#cancel-task-btn:disabled {
    background-color: #93C5FD !important;
    cursor: not-allowed !important;
    opacity: 1 !important;
}
#cancel-task-btn:disabled {
    background-color: #FCA5A5 !important;
}


/* --- Task Status --- */
#task-status-display {
    background-color: #F3F4F6;
    padding: 1rem;
    border-radius: 0.5rem;
}

#task-status-display p {
    margin: 0.5rem 0;
    color: #4B5563;
    word-break: break-all;
}

#task-status-display .status-label {
    color: #1F2937;
    font-weight: 500;
}

#status-status {
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    display: inline-block;
}

.status-idle {
    color: #374151;
    background-color: #E5E7EB;
}
.status-pending {
    color: #9A3412;
    background-color: #FEF0C7;
}
.status-success {
    color: #166534;
    background-color: #D1FAE5;
}
.status-failure {
    color: #991B1B;
    background-color: #FEE2E2;
}

.progress-bar-container {
    width: 100%;
    background-color: #E5E7EB;
    border-radius: 9999px;
    height: 0.625rem;
    margin-top: 0.5rem;
    overflow: hidden;
}

#progress-bar {
    background-color: #2563EB;
    height: 100%;
    border-radius: 9999px;
    width: 0%;
    transition: width 0.3s ease-in-out;
}

#status-details {
    background-color: #E5E7EB;
    padding: 1rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    overflow: auto;
    max-height: 15rem;
    color: #1F2937;
    white-space: pre-wrap;
    margin-top: 1rem;
}

/* --- Playlists Section --- */
#playlists-section {
    display: none;
}

#playlists-container {
    color: #374151;
}

.playlist-item {
    background-color: #FFFFFF;
    border: 1px solid #E5E7EB;
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1rem;
}

.playlist-header {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.playlist-name {
    color: #111827;
    font-weight: 600;
}

.playlist-song-count {
    color: #4B5563;
    font-size: 0.875rem;
}

.show-songs-btn {
    margin-left: auto;
    background-color: #3b82f6;
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 600;
}

.song-list {
    margin-top: 0.75rem;
    list-style-type: decimal;
    padding-left: 1.5rem;
    color: #4B5563;
}

/* --- App Version in Sidebar --- */
.app-version {
    /* This will now appear directly after the navigation links */
    padding: 2rem 1rem 1rem 1rem; /* Extra top padding to space it from the last link */
    font-size: 0.8rem; /* Smaller font */
    color: #6B7280; /* Grey text color */
    text-align: center;
    /* Ensure long text wraps and doesn't get truncated */
    overflow-wrap: break-word;
}

/* --- Utility --- */
.hidden {
    display: none !important;
}

/* --- Styles for Chat & Similarity Pages --- */

/* General page header for chat/similarity */
.page-header {
    text-align: center;
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid #E5E7EB;
}

.page-header h1 {
    margin-bottom: 0.5rem;
}

.page-header p {
    color: #4B5563;
    margin-top: 0;
}

/* Chat page specific */
#responseArea {
    background-color: #F3F4F6;
    padding: 1.5rem;
    border-radius: 0.5rem;
    min-height: 100px;
    color: #374151;
    white-space: pre-wrap;
    word-wrap: break-word;
    margin-top: 1rem;
}

#responseArea .italic {
    color: #6B7280;
    font-style: italic;
}

#responseArea .text-red-600 {
    color: #DC2626;
    font-weight: 600;
}

#createPlaylistSection {
    margin-top: 1.5rem;
    padding: 1.5rem;
    border: 1px solid #E5E7EB;
    border-radius: 0.5rem;
    background-color: #F9FAFB;
}

/* Similarity page specific */
.autocomplete-container {
    position: relative;
}

.autocomplete-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: white;
    border: 1px solid #D1D5DB;
    border-top: none;
    border-radius: 0 0 0.5rem 0.5rem;
    max-height: 200px;
    overflow-y: auto;
    z-index: 10;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

.autocomplete-item {
    padding: 0.75rem 1rem;
    cursor: pointer;
}

.autocomplete-item:hover, .autocomplete-item.active {
    background-color: #F3F4F6;
}

.autocomplete-item .title {
    font-weight: 600;
    color: #111827;
}

.autocomplete-item .artist {
    font-size: 0.875rem;
    color: #4B5563;
}

#results-table-wrapper {
    background-color: #F9FAFB;
    padding: 0; /* Remove padding to let table be full width */
    border-radius: 0.5rem;
    overflow-x: auto; /* For responsive tables */
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    text-align: left;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #E5E7EB;
    white-space: nowrap; /* Prevent text wrapping */
}

th {
    background-color: #F3F4F6;
    font-weight: 600;
    color: #374151;
}

tbody tr:last-child td {
    border-bottom: none;
}

tbody tr:hover {
    background-color: #f3f4f6;
}

#playlist-creator {
    margin-top: 1.5rem;
    padding: 1.5rem;
    border: 1px solid #E5E7EB;
    border-radius: 0.5rem;
    background-color: #F9FAFB;
}

/* Status messages */
#status, #playlist-status, #jellyfinResponseArea {
    margin-top: 1rem;
    padding: 0.5rem;
    font-size: 0.875rem;
    text-align: center;
    border-radius: 0.375rem;
}

#jellyfinResponseArea.text-green-600, .status-success {
    color: #166534;
    background-color: #D1FAE5;
}

#jellyfinResponseArea.text-red-600, .status-error {
    color: #991B1B;
    background-color: #FEE2E2;
}


/* --- Responsive Design --- */
@media (max-width: 768px) {
    .main-content {
        padding-top: 5rem; /* More space for fixed menu button */
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 0.5rem;
    }
    
    section, fieldset {
        padding: 1rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.25rem;
    }

    #config-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }

    .config-title-group {
        text-align: center;
    }

    .header-controls {
        display: flex;
        justify-content: center;
    }

    .view-switcher {
        display: inline-flex;
    }

    .view-switcher button {
        flex: 1;
    }
}