/* ==============================================
   Tracklist — CD Cover style
   Liquid Glass + Premium design
   ============================================== */

/* --- Variables --- */
.tracklist {
    --tl-glass-bg: var(--t-glass-bg, rgba(255, 255, 255, 0.04));
    --tl-glass-border: var(--t-glass-border, rgba(255, 255, 255, 0.08));
    --tl-glass-hover: var(--t-card-bg, rgba(255, 255, 255, 0.08));
    --tl-glass-blur: 16px;
    --tl-num-color: var(--t-placeholder, rgba(255, 255, 255, 0.2));
    --tl-track-color: var(--t-text-strong, #f3f4f6);
    --tl-artist-color: var(--t-text-muted, rgba(255, 255, 255, 0.55));
    --tl-album-color: var(--t-placeholder, rgba(255, 255, 255, 0.3));
    --tl-icon-color: var(--t-placeholder, rgba(255, 255, 255, 0.35));
    --tl-divider: var(--t-glass-border, rgba(255, 255, 255, 0.04));
    --tl-radius: 16px;
    --tl-item-radius: 12px;

    margin-top: 2rem;
    padding: 1.25rem;
    border-radius: var(--tl-radius);
    background: var(--tl-glass-bg);
    backdrop-filter: blur(var(--tl-glass-blur)) saturate(150%);
    -webkit-backdrop-filter: blur(var(--tl-glass-blur)) saturate(150%);
    border: 1px solid var(--tl-glass-border);
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
    position: relative;
}

/* --- Header --- */
.tracklist__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--tl-divider);
    position: relative;
    z-index: 2;
}

.tracklist__count {
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--tl-album-color);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

/* --- Header actions --- */
.tracklist__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tracklist__actions-normal {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tracklist__actions-edit {
    display: none;
    align-items: center;
    gap: 0.5rem;
}

/* Edit mode active — swap action buttons */
.tracklist--editing .tracklist__actions-normal {
    display: none;
}

.tracklist--editing .tracklist__actions-edit {
    display: flex;
}


/* --- Track item --- */
.tracklist__item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0.875rem;
    margin-inline: -0.875rem;
    border-radius: var(--tl-item-radius);
    transition: background-color 0.2s ease, transform 0.2s ease;
    position: relative;
    z-index: 1;
    white-space: nowrap;
}

.tracklist__item+.tracklist__item {
    border-top: 1px solid var(--tl-divider);
}

@media (min-width: 641px) {
    .tracklist__item:hover {
        background-color: var(--tl-glass-hover);
        transform: scale(1.01);
    }
}

.tracklist__item:active {
    transform: scale(0.99);
}

/* --- Track number --- */
.tracklist__num {
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--tl-num-color);
    min-width: 1.75rem;
    text-align: right;
    flex-shrink: 0;
    line-height: 1;
}

/* --- Track info --- */
.tracklist__info {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.tracklist__main {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tracklist__track {
    font-weight: 700;
    color: var(--tl-track-color);
    font-size: 1.0625rem;
    letter-spacing: -0.01em;
    line-height: 1.3;
    flex-shrink: 1;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tracklist__separator {
    color: var(--tl-num-color);
    font-size: 0.875rem;
    font-weight: 300;
    flex-shrink: 0;
}

.tracklist__artist {
    color: var(--tl-artist-color);
    font-size: 0.9375rem;
    font-weight: 400;
    flex-shrink: 1;
    overflow: hidden;
    text-overflow: ellipsis;
}


/* ==============================================
   Collapsed / Expanded Platforms
   ============================================== */

.tracklist__platforms {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    flex-shrink: 0;
    position: relative;
}

/* Play toggle — always visible */
.tracklist__play-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    border: 1px solid transparent;
    background: rgba(255, 255, 255, 0.03);
    color: #3B82F6;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.tracklist__play-toggle:hover {
    background: rgba(59, 130, 246, 0.12);
    border-color: rgba(59, 130, 246, 0.25);
    transform: scale(1.15);
}

/* Platform links — hidden by default (collapsed) */
.tracklist__platform-links {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    overflow: hidden;
    max-width: 0;
    opacity: 0;
    transition: max-width 0.25s ease, opacity 0.2s ease;
}

/* Expanded state */
.tracklist__platforms[data-collapsed="false"] .tracklist__platform-links {
    max-width: 12rem;
    opacity: 1;
}

/* Hide play toggle in expanded state */
.tracklist__platforms[data-collapsed="false"] .tracklist__play-toggle {
    display: none;
}

.tracklist__platform-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    color: var(--tl-icon-color);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid transparent;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.tracklist__platform-link svg {
    width: 20px;
    height: 20px;
}

@media (min-width: 641px) {
    .tracklist__platform-link:hover {
        background: rgba(255, 255, 255, 0.08);
        border-color: rgba(255, 255, 255, 0.1);
        transform: scale(1.15);
    }

    .tracklist__platform-link[data-platform="spotify"]:hover {
        color: #1DB954;
        background: rgba(29, 185, 84, 0.12);
        border-color: rgba(29, 185, 84, 0.25);
        box-shadow: 0 0 12px rgba(29, 185, 84, 0.2);
    }

    .tracklist__platform-link[data-platform="youtube"]:hover {
        color: #FF0000;
        background: rgba(255, 0, 0, 0.1);
        border-color: rgba(255, 0, 0, 0.2);
        box-shadow: 0 0 12px rgba(255, 0, 0, 0.15);
    }

    .tracklist__platform-link[data-platform="apple"]:hover {
        color: #FC3C44;
        background: rgba(252, 60, 68, 0.1);
        border-color: rgba(252, 60, 68, 0.2);
        box-shadow: 0 0 12px rgba(252, 60, 68, 0.15);
    }

    .tracklist__platform-link[data-platform="shortcut"]:hover {
        color: #3B82F6;
        background: rgba(59, 130, 246, 0.12);
        border-color: rgba(59, 130, 246, 0.25);
        box-shadow: 0 0 12px rgba(59, 130, 246, 0.2);
    }
}


/* ==============================================
   Edit Mode — Drag & Delete
   ============================================== */

/* Drag handle — hidden by default */
.tracklist__drag {
    display: none;
    align-items: center;
    justify-content: center;
    cursor: grab;
    touch-action: none;
    flex-shrink: 0;
    padding: 0.25rem;
    border-radius: 4px;
    color: var(--tl-icon-color);
    transition: color 0.2s;
}

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

.tracklist__drag:active {
    cursor: grabbing;
}

/* Delete button — hidden by default */
.tracklist__delete {
    display: none;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--tl-icon-color);
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.tracklist__delete:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.12);
}

/* Show edit controls in editing mode */
.tracklist--editing .tracklist__drag {
    display: flex;
}

.tracklist--editing .tracklist__delete {
    display: flex;
}

/* Hide platforms + num in editing mode */
.tracklist--editing .tracklist__platforms {
    display: none;
}

/* Dragging item style */
.tracklist__item--dragging {
    opacity: 0.8;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    background: var(--tl-glass-hover);
    border-radius: var(--tl-item-radius);
    z-index: 100;
}

/* Placeholder for drag target */
.tracklist__placeholder {
    border: 2px dashed var(--tl-icon-color);
    border-radius: var(--tl-item-radius);
    opacity: 0.4;
    pointer-events: none;
}


/* ==============================================
   Header Buttons — Edit, Cancel, Save
   ============================================== */

/* Edit button — outline style */
.tracklist__edit-btn {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.4rem 0.875rem;
    border: 1px solid var(--tl-glass-border);
    border-radius: 9999px;
    background: transparent;
    color: var(--tl-artist-color);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tracklist__edit-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--tl-track-color);
    border-color: rgba(255, 255, 255, 0.15);
}

/* Cancel button — ghost */
.tracklist__cancel-btn {
    padding: 0.45rem 0.875rem;
    border: 1px solid var(--tl-glass-border);
    border-radius: 9999px;
    background: transparent;
    color: var(--tl-artist-color);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tracklist__cancel-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--tl-track-color);
}

/* Save button — solid blue */
.tracklist__save-btn {
    padding: 0.45rem 1.125rem;
    border: none;
    border-radius: 9999px;
    background: linear-gradient(135deg, #3B82F6, #2563EB);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.tracklist__save-btn:hover {
    background: linear-gradient(135deg, #60A5FA, #3B82F6);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
    transform: scale(1.05);
}

.tracklist__save-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}


/* --- Play All button --- */
.tracklist__play-all {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 9999px;
    background: linear-gradient(135deg, #3B82F6, #2563EB);
    color: #fff !important;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.tracklist__play-all span,
.tracklist__play-all svg {
    color: #fff !important;
    fill: #fff !important;
}

@media (min-width: 641px) {
    .tracklist__play-all:hover {
        background: linear-gradient(135deg, #60A5FA, #3B82F6);
        transform: scale(1.05);
        box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
    }
}

.tracklist__play-all:active {
    transform: scale(0.97);
}

.tracklist__play-all svg {
    width: 16px;
    height: 16px;
}

/* --- Gradient border overlay (liquid glass) --- */
.tracklist::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--tl-radius);
    padding: 1px;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.12),
            rgba(255, 255, 255, 0.02) 40%,
            rgba(255, 255, 255, 0.06));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    pointer-events: none;
}


/* ==============================================
   Responsive (mobile)
   ============================================== */
@media (max-width: 640px) {
    .tracklist {
        padding: 1rem;
        --tl-glass-blur: 12px;
    }

    .tracklist__item {
        gap: 0.5rem;
        padding: 0.625rem 0.75rem;
        margin-inline: -0.75rem;
    }

    /* Disable hover on mobile */
    .tracklist__item:hover {
        background-color: transparent;
        transform: none;
    }

    /* Track text — force single line */
    .tracklist__main {
        gap: 0.375rem;
    }

    .tracklist__separator {
        display: none;
    }

    .tracklist__track {
        font-size: 0.9375rem;
    }

    .tracklist__artist {
        font-size: 0.8125rem;
    }

    /* Platform links smaller */
    .tracklist__play-toggle {
        width: 2rem;
        height: 2rem;
    }

    .tracklist__platform-link {
        width: 2rem;
        height: 2rem;
    }

    .tracklist__platform-link svg {
        width: 18px;
        height: 18px;
    }

    /* Brand colors always visible on touch (no hover) */
    .tracklist__platform-link[data-platform="spotify"] {
        color: #1DB954;
    }

    .tracklist__platform-link[data-platform="youtube"] {
        color: #FF0000;
    }

    .tracklist__platform-link[data-platform="apple"] {
        color: #FC3C44;
    }

    .tracklist__platform-link[data-platform="shortcut"] {
        color: #3B82F6;
    }

    /* Disable hover effects on mobile */
    .tracklist__platform-link:hover,
    .tracklist__platform-link[data-platform="spotify"]:hover,
    .tracklist__platform-link[data-platform="youtube"]:hover,
    .tracklist__platform-link[data-platform="apple"]:hover,
    .tracklist__platform-link[data-platform="shortcut"]:hover {
        background: rgba(255, 255, 255, 0.03);
        border-color: transparent;
        transform: none;
        box-shadow: none;
    }

    .tracklist__play-all:hover {
        background: linear-gradient(135deg, #3B82F6, #2563EB);
        transform: none;
        box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    }

    .tracklist__play-toggle:hover {
        transform: none;
        background: rgba(255, 255, 255, 0.03);
        border-color: transparent;
    }

    /* Edit buttons smaller */
    .tracklist__delete {
        width: 1.75rem;
        height: 1.75rem;
    }
}


/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
    .tracklist__item {
        transition: none;
    }

    .tracklist__platform-link {
        transition: none;
    }

    .tracklist__platform-links {
        transition: none;
    }

    .tracklist__play-toggle {
        transition: none;
    }

    .tracklist__item:hover {
        transform: none;
    }

    .tracklist__platform-link:hover {
        transform: none;
    }
}