/* ============================================================
   dash.js Controlbar – Standalone CSS
   ============================================================
   Include this stylesheet alongside ControlBar.js.
   Requires Bootstrap Icons CSS for icon display.

   Theming: override --cb-accent and --cb-danger on the
   .cb-controlbar selector (or any ancestor) to customise
   highlight and live-indicator colours.
   ============================================================ */

/* ---- Default theme variables ---- */
.cb-controlbar {
    --cb-accent: #5b8def;
    --cb-danger: #e74c3c;
}

/* ---- Utility: hidden element (replaces Bootstrap d-none) ---- */
.cb-hidden-element {
    display: none !important;
}

/* ---- Control Bar container ---- */
.cb-controlbar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.85));
    padding: 2rem 1rem 0.5rem 1rem;
    z-index: 10;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.cb-controlbar.cb-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.cb-controlbar.cb-disabled {
    pointer-events: none;
    opacity: 0.3;
}

/* ---- Seekbar ---- */
.cb-seekbar-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.cb-seekbar {
    flex: 1;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    position: relative;
    cursor: pointer;
    transition: height 0.1s;
}

.cb-seekbar:hover {
    height: 6px;
}

.cb-seekbar-buffer {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    pointer-events: none;
}

.cb-seekbar-played {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: var(--cb-accent);
    border-radius: 2px;
    pointer-events: none;
}

.cb-seekbar-played::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: var(--cb-accent);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.1s;
}

.cb-seekbar:hover .cb-seekbar-played::after {
    opacity: 1;
}

/* ---- Control buttons row ---- */
.cb-controls-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.cb-btn {
    background: none;
    border: none;
    color: #fff;
    font-size: 1.1rem;
    cursor: pointer;
    padding: 0.25rem;
    opacity: 0.85;
    transition: opacity 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cb-btn:hover {
    opacity: 1;
}

.cb-time {
    font-size: 0.8rem;
    color: #fff;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
    user-select: none;
}

.cb-time-separator {
    opacity: 0.4;
}

.cb-spacer {
    flex: 1;
}

/* ---- Volume ---- */
.cb-volume-group {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.cb-volume-slider {
    width: 80px;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.cb-volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    background: #fff;
    border-radius: 50%;
    cursor: pointer;
}

.cb-volume-slider::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: #fff;
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

/* ---- Playback rate controls ---- */
.cb-rate-group {
    display: flex;
    align-items: center;
    gap: 0.15rem;
    margin: 0 0.25rem;
}

.cb-rate-display {
    color: #e0e0e0;
    font-size: 0.75rem;
    min-width: 2.5rem;
    text-align: center;
    cursor: pointer;
    user-select: none;
    line-height: 1;
}

.cb-rate-display:hover {
    color: #ffffff;
}

.cb-btn-sm {
    font-size: 0.7rem;
    padding: 0.1rem 0.3rem;
}

/* ---- Live indicator ---- */
.cb-live-indicator {
    cursor: pointer;
    color: #8a8aa0;
}

.cb-live-indicator.cb-at-live-edge {
    color: var(--cb-danger);
}

.cb-live-indicator .bi-circle-fill {
    font-size: 0.5rem;
    vertical-align: middle;
}

/* ---- Thumbnail preview ---- */
.cb-thumbnail-container {
    position: absolute;
    bottom: 100%;
    pointer-events: none;
    z-index: 20;
    text-align: center;
}

.cb-thumbnail-elem {
    border: 2px solid #fff;
    border-radius: 4px;
    overflow: hidden;
    transform-origin: center bottom;
}

.cb-thumbnail-time {
    font-size: 0.7rem;
    color: #fff;
    background: rgba(0, 0, 0, 0.7);
    padding: 1px 6px;
    border-radius: 3px;
    margin-top: 4px;
    display: inline-block;
}

/* ---- Menu anchors and menus ---- */
.cb-menu-anchor {
    position: relative;
}

/* Menus — always dark (overlays video) */
.cb-menu {
    position: absolute;
    bottom: 100%;
    right: 0;
    background: rgba(20, 20, 40, 0.95);
    border: 1px solid #2d2d50;
    border-radius: 6px;
    min-width: 180px;
    max-height: min(400px, 60vh);
    overflow-y: auto;
    padding: 0.25rem 0;
    margin-bottom: 0.5rem;
    backdrop-filter: blur(10px);
    z-index: 30;
}

/* Scrollbar styling for menus */
.cb-menu::-webkit-scrollbar {
    width: 6px;
}

.cb-menu::-webkit-scrollbar-track {
    background: transparent;
}

.cb-menu::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

.cb-menu::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.35);
}

/* Firefox scrollbar */
.cb-menu {
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

.cb-menu-title {
    padding: 0.35rem 0.75rem;
    font-size: 0.7rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.cb-menu-item {
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
    cursor: pointer;
    color: #e0e0e0;
    transition: background 0.1s;
}

.cb-menu-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.cb-menu-item-selected {
    color: var(--cb-accent);
    font-weight: 600;
}

.cb-menu-item-selected::before {
    content: '✓ ';
}

/* ---- Fullscreen wrapper helper ---- */
.cb-fullscreen {
    /* Applied to the wrapper element when entering fullscreen */
}