/* --------------------------------------------------
   CSS RESET & BASE TYPOGRAPHY
-------------------------------------------------- */

html, body, div, p, a, ul, li, audio {
    border: 0;
    font: inherit;
    font-size: 100%;
    margin: 0;
    padding: 0;
    vertical-align: baseline;
}

body {
    margin: 0;
    line-height: 1.1em;
    font-family: sans-serif;
    background-color: var(--bg);
    color: var(--text);
}

ul {
    list-style: none;
}

svg {
    pointer-events: none !important;
}

/* --------------------------------------------------
   THEME VARIABLES (LIGHT / DARK)
-------------------------------------------------- */

:root {
    --bg: #ffffff;
    --bg-panel: #f2f2f2;
    --text: #111111;
    --text-muted: #555555;
    --border: #cccccc;
    --hover: #e6e6e6;
    --accent: #0055ff;
    --accent-hover: #0033cc;
    --error-text: #58151c;
    --error-bg: #f1aeb5;
}

[data-theme="dark"] {
    --bg: #1e1e1e;
    --bg-panel: #2a2a2a;
    --text: #eeeeee;
    --text-muted: #aaaaaa;
    --border: #444444;
    --hover: #333333;
    --accent: #66aaff;
    --accent-hover: #3388ff;
}

html {
    color-scheme: light dark;
}

/* --------------------------------------------------
   GLOBAL ELEMENT STYLES
-------------------------------------------------- */

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

button {
    background-color: var(--bg-panel);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.5em 1em;
    cursor: pointer;
}

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

hr {
    border: none;
    border-top: 1px solid var(--border);
}

input, select, textarea {
    background-color: var(--bg-panel);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 0.3em 0.6em;
}

input[type="submit"] {
    cursor: pointer;
}

:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.icon {
    height: 1.25rem;
    width: 1.25rem;
    display: inline-block;
    fill: var(--accent);
    vertical-align: middle;
}

.icon:hover {
    fill: var(--accent-hover);
}

.error {
    margin: 2rem;
    position: relative;
    padding: 2rem;
    color: var(--error-text);
    background-color: var(--error-bg);
    border: 1px solid #f8d7da;
    border-radius: 0.375rem;
}

/* --------------------------------------------------
   LAYOUT & CONTAINERS
-------------------------------------------------- */

.container {
    max-width: 736px;
    position: relative;
    box-sizing: border-box;
    margin: 0 auto;
}

.custom-tooltip {
    position: absolute;
    background-color: var(--bg-panel);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    border-radius: 0.25rem;
    pointer-events: none;
    white-space: nowrap;
    z-index: 1000;
    opacity: 0;
    transition: opacity 250ms ease;
    user-select: none;
}

/* --------------------------------------------------
   MENU & PANEL
-------------------------------------------------- */

#topBar {
    position: fixed;
    width: 100%;
    height: 3rem;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 0 1rem;
    box-sizing: border-box;
    z-index: 0;
}

.top-button {
    width: 3rem;
    height: 3rem;
    background-color: var(--bg-panel);
    flex-shrink: 0;
    padding: 0;
    margin: 0;
}

.top-button:hover {
    background-color: var(--border);
}

.top-button:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.top-button .icon {
    pointer-events: none;
    width: 2rem;
    height: 2rem;
    margin: 0;
    cursor: pointer;
}

#menuPanel {
    position: fixed;
    left: 5vw;
    z-index: 1;
    top: 0px;
    overflow: hidden; /* don't scroll the panel */
    padding: 0 2vw;
    height: 95vh;
    min-width: 86vw;
    background-color: var(--bg-panel);
    border: 1px solid var(--border);
}

#menuPanel .icon {
    height: 16px;
    width: 16px;
    position: absolute;
    top: 20px;
    right: 24px;
}

.menuContent {
    display: flex;
    flex-direction: column;
    background-color: var(--bg-panel);
    width: 100%;
    height: 100%;
}

.menuFooter,
.menuHeader {
    flex: 0 0 auto;
    padding: 1rem;
    background-color: var(--bg-panel);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.menuHeader {
    border-bottom: 1px solid var(--border);
}

.menuFooter {
    border-top: 1px solid var(--border);
}

.menuFooter input {
    background-color: var(--accent);
    color: var(--text);
}

.menuFooter input:hover {
    background-color: var(--accent-hover);
    color: var(--text-muted);
}

.menuClose {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 0.5rem;
}

.menuBody {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 2rem;
    min-height: 0;
}

.icon-btn {
    border: none;
    cursor: pointer;
    padding: 0;
    flex: 0 0 auto;
}

.icon-btn:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.icon-btn svg {
    width: 1rem;
    height: 1rem;
    fill: var(--accent);
}

.icon-btn:hover svg,
.icon-btn svg:hover {
    fill: var(--accent-hover)
}

.form-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-row {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 1rem;
}

.form-label {
    width: 200px;
    text-align: right;
    font-weight: bold;
}

.form-field {
    flex: 1;
}

.form-field p {
    color: var(--text-muted);
    font-size: .875rem;
    line-height: 1.125rem;
    margin: .25rem 0;
    font-style: italic;
}

.form-field input[type="checkbox"],
.form-field input[type="radio"] {
    margin-top: .125rem;
}

.form-field input[type="text"],
.form-field input[type="number"],
.form-field select {
    margin-top: -.25rem;
    background-color: var(--bg);
}

.form-field input[type="text"] {
    width: 18.75rem;
}

.form-field input[type="number"] {
    width: 3.75rem;
}

input[type="radio"].toggle {
    display: none;
}

input[type="radio"].toggle + label {
    min-width: 3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: .25rem;
    border: 1px solid var(--accent);
    background-color: var(--text);
    color: var(--accent);
    height: 1.5rem;
    box-sizing: border-box;
    padding: 0 0.5rem;
}

input[type="radio"].toggle + label:hover {
    background-color: var(--text-muted);
    border: 1px solid var(--accent-hover);
    color: var(--accent-hover);
}

input[type="radio"].toggle:checked + label {
    background-color: var(--accent);
    color: var(--text);
    border: 0;
    font-weight: bold;
}

input[type="radio"].toggle:checked + label:hover {
    background-color: var(--accent-hover);
    border: 0;
    color: var(--text-muted);
}

label.toggle-label {
    margin-top: -0.175rem;
}

label.toggle-label.on {
    border-right: 0 !important;
    border-top-right-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
}

label.toggle-label.off {
    border-left: 0 !important;
    border-top-left-radius: 0 !important;
    border-bottom-left-radius: 0 !important;
}

.toggle-group {
    display: inline-flex;
    flex-wrap: wrap;
}

.toggle-group p {
	display: block;
	width: 100%;
}

/* --------------------------------------------------
   PLAYER UI
-------------------------------------------------- */

#playerWrap {
    margin-bottom: 1.25rem;
    width: 100%;
    box-sizing: border-box;
}

#customPlayer {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 3rem;
    width: 100%;
    padding: 0 .625rem;
    background-color: var(--bg-panel);
    color: var(--text);
    margin: 0 0 1.25rem 0;
    gap: .625rem;
    border: 1px solid var(--border);
    box-sizing: border-box;
    min-width: 0;
    touch-action: manipulation;
    user-select: none;
}

#customPlayer input {
    padding: 0;
    margin: 0;
}

#customPlayer button {
    border: none;
    padding: 0;
    flex: 0 0 2rem;
    width: 2rem;
    height: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    touch-action: manipulation;
}

#customPlayer button:hover {
    color: var(--text-muted);
}

#customPlayer button:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

#customPlayer button svg {
    width: 20px;
    height: 20px;
    fill: var(--text);
    display: block;
}

#customPlayer button:hover svg,
#customPlayer button svg:hover{
    fill: var(--text-muted);
}

#customPlayer input[type="range"] {
    -webkit-appearance: none;
    background-color: var(--border);
    height: .25rem;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-runnable-track,
input[type="range"]::-moz-range-track {
    background-color: var(--border);
    border: 0;
}

input[type="range"]::-webkit-slider-thumb,
input[type="range"]::-moz-range-thumb {
    -webkit-appearance: none;
    background-color: var(--text);
    border: 0;
}

input[type="range"]:hover::-webkit-slider-thumb,
input[type="range"]:hover::-moz-range-thumb {
    background-color: var(--text-muted);
}

#customPlayer #timeline {
    flex: 1 1 auto;
    min-width: 0;
    max-width: 100%;
}

#customPlayer #volumeSlider {
    flex: 0 1 5rem;
    width: clamp(3.5rem, 12vw, 5rem);
    min-width: 3.5rem;
    max-width: 5rem;
}

#customPlayer #timeDisplay {
    white-space: nowrap;
    font-size: 0.9em;
    flex: 0 0 auto;
}

#albumart {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 1rem;
}

#albumart img {
    max-width: 250px;
    height: auto;
    border-radius: 0.5rem;
}

/* --------------------------------------------------
   BREADCRUMBS
-------------------------------------------------- */

.breadcrumbs-wrap {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin: 0 .625rem 1.25rem .625rem;
}

.breadcrumbs {
    margin: 1rem .625rem;
    display: flex;
    flex-wrap: wrap;
    flex: 1 1 auto;
    list-style: none;
    padding: 0;
    margin: 0;
    color: var(--text-muted);
}

.breadcrumbs .icon {
    height: 16px;
    width: 16px;
}

.breadcrumbs li::after {
    content: ">";
    margin: 0 0.5em 0 0.5em;
    color: var(--text-muted);
    vertical-align: middle;
}

.breadcrumbs li:last-child::after {
    content: "";
}

.breadcrumbs li:hover a .icon, .random-icon:hover .icon {
    background-color: var(--border);
    fill: var(--accent-hover);
}

.breadcrumbs-dropdown {
    display: none;
    font-size: 1rem;
    background-color: var(--bg);
    color: var(--accent);
}

.breadcrumbs-dropdown:hover {
    background-color: var(--hover);
    color: var(--accent-hover);
}

.breadcrumbs.wrapped {
    position: absolute;
    visibility: hidden;
    pointer-events: none;
}

.breadcrumbs.wrapped + .breadcrumbs-dropdown {
    display: block;
    width: 100%;
    min-width: 150px;
    max-width: calc(100% - 3rem);
}

.random-icon {
    margin-inline-start: auto;
    white-space: nowrap;
}

.random-icon:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* --------------------------------------------------
   PLAYLIST
-------------------------------------------------- */

.playlist {
    display: flex;
    flex-direction: column;
}

.group {
    border: 1px solid var(--border);
    margin-bottom: 0.25rem;
}

.group-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--hover);
    color: var(--accent);
    padding: .625rem;
    cursor: pointer;
    font-weight: bold;
}

.group-header:hover {
    background-color: var(--border);
    color: var(--accent-hover);
}

.group-header h4 {
    padding: 0;
    margin: 0;
}

.group-body {
    display: block;
}

.group.collapsed .group-body {
    display: none;
}

.track {
    display: flex;
    align-items: flex-start;
    background-color: var(--bg-panel);
    padding: .9375rem;
    border-bottom: 1px solid var(--border);
    color: var(--accent);
    cursor: pointer;
}

.track:hover {
    background-color: var(--hover);
}

.track:hover, 
.track:hover a,
.track a:hover {
    color: var(--accent-hover);
}

.track:hover .icon,
.track .icon:hover {
    fill: var(--accent-hover);
}

.track.current {
    background-color: var(--accent);
}

.track.current:hover {
    background-color: var(--accent-hover);
    color: var(--text-muted);
}

.track.current,
.track.current a {
    color: var(--text);
}

.track.current a:hover,
.track.current:hover a {
    color: var(--text-muted);
}

.track.current a .icon, 
.track.current .icon {
    fill: var(--text);
}

.track.current:hover a .icon, 
.track.current:hover .icon {
    fill: var(--text-muted);
}

.track-thumbnail {
    width: 3.75rem;
    height: auto;
    aspect-ratio: 1;
    object-fit: contain;
    margin-right: 1rem;
    flex-shrink: 0;
}

.track-content {
    flex: 1;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 1rem;
}

.track-icons {
    display: flex;
    gap: .625rem;
    flex-shrink: 0;
    margin-right: 1rem;
}

.track-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.track,
.track a,
.playerButton,
.top-button {
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    user-select: none;
}

.track.unsupported {
    opacity: 0.6;
}

/* --------------------------------------------------
   MISC UTILITY
-------------------------------------------------- */

.collapsed {
    height: 0;
    overflow: hidden;
}

.hide, 
.hidePlayer {
    display: none !important;
}

.show {
    display: block;
}

.showPlayer {
    display: block;
}

/* --------------------------------------------------
   THEME-SPECIFIC OVERRIDES
-------------------------------------------------- */

[data-theme="light"] .menuFooter input {
    background-color: var(--bg);
    color: var(--accent);
}

[data-theme="light"] .menuFooter input:hover {
    background-color: var(--bg-panel);
    color: var(--accent-hover);
}

[data-theme="light"] .track.current {
    background-color: var(--border);
}

[data-theme="light"] .track.current:hover {
    background-color: var(--hover);
}

[data-theme="light"] input[type="radio"].toggle + label {
    background-color: var(--bg);
}

[data-theme="light"] input[type="radio"].toggle + label:hover {
    background-color: var(--bg-panel);
}

[data-theme="light"] input[type="radio"].toggle:checked + label {
    background-color: var(--accent);
    color: var(--bg);
}

[data-theme="light"] input[type="radio"].toggle:checked + label:hover {
    background-color: var(--accent-hover);
    color: var(--bg-panel);
}

/* --------------------------------------------------
   MEDIA QUERIES
-------------------------------------------------- */
@media (max-width: 938px) {
    .container {
        margin-left: 68px; /* Allowance for .top-buttons */
        margin-right: 68px;
        padding-left: 0;
        padding-right: 0;
    }

    #customPlayer {
        padding-left: 1.25rem;
        padding-right: .625rem;
    }
}

@media (max-width: 938px) and (orientation: portrait) {
    #customPlayer {
        gap: .5rem;
        padding-left: .625rem;
    }

    #customPlayer #volumeSlider {
        display: none;
    }
}

@media (min-width: 800px) {
    .container {
        max-width: 800px;
    }
}

@media (max-width: 700px) {
    .form-row {
        flex-direction: column;
    }

    .form-label {
        text-align: left;
        width: 100%;
    }
}

@media (max-width: 576px) {
    #customPlayer #timeDisplay, 
    #customPlayer #muteBtn {
        display: none;
    }
}

#menuBtn,
#menuPanel {
    display: none !important;
}

#topBar {
    justify-content: flex-end; /* keeps the "back to top" button on the right */
}