/* Claude Steen Music Player – Tab + Expand Edition */

@import url('https://fonts.googleapis.com/css2?family=Alfa+Slab+One&family=Courier+Prime:wght@400;700&family=Barlow+Condensed:wght@400;600;700&display=swap');

:root {
    --c-body:   #2b1a0a;
    --c-body2:  #221308;
    --c-surf:   #381f0c;
    --c-border: #5a3518;
    --c-ember:  #c9521a;
    --c-ember2: #e06030;
    --c-honey:  #d4892a;
    --c-honey2: #f0aa44;
    --c-text:   #e8c98a;
    --c-muted:  #8a6035;
    --c-dim:    #5a3c1a;
}

/* ── Wrapper ─────────────────────────────────────── */
#csmp-player {
    position: fixed;
    bottom: 0;
    right: 100px;
    z-index: 99999;
    width: 260px;
    transform: translateY(110%);
    transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
    filter: drop-shadow(0 -4px 20px rgba(10,4,0,0.75));
}
#csmp-player.csmp-visible {
    transform: translateY(0);
}

/* ── Collapsed tab ───────────────────────────────── */
#csmp-tab {
    background: var(--c-body2);
    border: 1px solid var(--c-border);
    border-bottom: none;
    border-radius: 5px 5px 0 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px 9px;
    cursor: pointer;
    user-select: none;
    transition: background 0.2s;
    border-top: 2px solid var(--c-ember);
}
#csmp-tab:hover { background: var(--c-surf); }

#csmp-tab-left {
    display: flex;
    align-items: center;
    gap: 8px;
}
#csmp-tab-eq {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 11px;
}
#csmp-tab-eq span {
    width: 2px;
    background: var(--c-honey);
    border-radius: 1px 1px 0 0;
    animation: csmp-eq 0.9s ease-in-out infinite alternate;
}
#csmp-tab-eq span:nth-child(1) { height: 4px;  animation-delay: 0s; }
#csmp-tab-eq span:nth-child(2) { height: 9px;  animation-delay: 0.2s; }
#csmp-tab-eq span:nth-child(3) { height: 5px;  animation-delay: 0.38s; }
#csmp-tab-eq span:nth-child(4) { height: 10px; animation-delay: 0.1s; }
#csmp-tab-eq span:nth-child(5) { height: 4px;  animation-delay: 0.28s; }
#csmp-player.csmp-paused #csmp-tab-eq span { animation-play-state: paused; opacity: 0.3; }

@keyframes csmp-eq { 0% { transform: scaleY(1); } 100% { transform: scaleY(0.2); } }

#csmp-tab-label {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.32em;
    color: var(--c-text);
    text-transform: uppercase;
}
#csmp-tab-song {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 10px;
    font-weight: 400;
    color: var(--c-muted);
    letter-spacing: 0.04em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 120px;
}

/* Expand arrow */
#csmp-expand-btn {
    background: none;
    border: 1px solid var(--c-dim);
    color: var(--c-muted);
    width: 22px;
    height: 22px;
    border-radius: 3px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    transition: all 0.2s;
    flex-shrink: 0;
    line-height: 1;
}
#csmp-expand-btn:hover {
    background: var(--c-ember);
    border-color: var(--c-ember);
    color: var(--c-text);
}

/* ── Full panel (hidden by default) ─────────────── */
#csmp-panel {
    background: var(--c-body);
    border: 1px solid var(--c-border);
    border-bottom: none;
    border-top: none;
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
#csmp-player.csmp-expanded #csmp-panel {
    max-height: 600px;
}
/* Flip arrow when expanded */
#csmp-player.csmp-expanded #csmp-expand-btn {
    background: var(--c-ember);
    border-color: var(--c-ember);
    color: var(--c-text);
}
#csmp-player.csmp-expanded #csmp-expand-btn::after {
    content: '▼';
}
#csmp-expand-btn::after {
    content: '▲';
}
/* hide the span children when using ::after */
#csmp-expand-btn span { display: none; }

/* ── Panel internals ─────────────────────────────── */
#csmp-now-playing {
    padding: 8px 11px 7px;
    border-bottom: 1px solid var(--c-surf);
}
#csmp-playing-label {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 7px;
    font-weight: 700;
    letter-spacing: 0.4em;
    color: var(--c-ember);
    text-transform: uppercase;
    display: block;
    margin-bottom: 2px;
}
#csmp-song-title {
    font-family: 'Alfa Slab One', serif;
    font-size: 15px;
    color: var(--c-text);
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
#csmp-track-count {
    font-family: 'Courier Prime', monospace;
    font-size: 9px;
    color: var(--c-muted);
    margin-top: 1px;
    display: block;
}

#csmp-progress-wrap { padding: 7px 11px 0; }
#csmp-progress-bg {
    height: 4px;
    background: var(--c-surf);
    cursor: pointer;
    border: 1px solid var(--c-dim);
    border-radius: 1px;
    overflow: hidden;
}
#csmp-progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--c-ember), var(--c-honey), var(--c-ember));
    background-size: 200% 100%;
    animation: csmp-shimmer 2.5s linear infinite;
    transition: width 0.25s linear;
    pointer-events: none;
}
@keyframes csmp-shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

#csmp-time-row {
    display: flex;
    justify-content: space-between;
    padding: 3px 11px 0;
    font-family: 'Courier Prime', monospace;
    font-size: 8px;
    color: var(--c-muted);
}

#csmp-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 7px 11px 8px;
    border-bottom: 1px solid var(--c-surf);
}
.csmp-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--c-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
    padding: 0;
    line-height: 1;
}
.csmp-btn:hover { color: var(--c-ember); transform: scale(1.1); }
#csmp-prev-btn, #csmp-next-btn { width: 28px; height: 28px; font-size: 12px; }
#csmp-play-btn {
    width: 40px; height: 40px; font-size: 16px;
    background: var(--c-surf);
    color: var(--c-text);
    border-radius: 50%;
    border: 2px solid var(--c-ember) !important;
    margin: 0 8px;
    box-shadow: 0 0 0 1px var(--c-honey), 2px 2px 0 #0e0600;
    transition: all 0.2s;
}
#csmp-play-btn:hover {
    background: var(--c-ember);
    border-color: var(--c-honey2) !important;
    color: #fff;
    transform: scale(1.06);
}

#csmp-volume-row {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 5px 11px 7px;
}
#csmp-vol-label {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 7px;
    font-weight: 700;
    letter-spacing: 0.38em;
    color: var(--c-dim);
    text-transform: uppercase;
    flex-shrink: 0;
}
#csmp-volume {
    -webkit-appearance: none;
    appearance: none;
    flex: 1;
    height: 3px;
    background: var(--c-surf);
    border: 1px solid var(--c-dim);
    outline: none;
    cursor: pointer;
    border-radius: 0;
}
#csmp-volume::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 11px; height: 11px;
    background: var(--c-body2);
    border: 2px solid var(--c-ember);
    border-radius: 0;
    cursor: pointer;
    transform: rotate(45deg);
}
#csmp-volume::-webkit-slider-thumb:hover { background: var(--c-ember); }

#csmp-tracklist-toggle {
    display: block;
    width: 100%;
    background: var(--c-body2);
    border: none;
    border-top: 1px solid var(--c-ember);
    color: var(--c-honey);
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 8px;
    font-weight: 700;
    letter-spacing: 0.38em;
    text-transform: uppercase;
    padding: 5px 11px;
    cursor: pointer;
    text-align: center;
    transition: background 0.2s;
}
#csmp-tracklist-toggle:hover { background: var(--c-surf); color: var(--c-honey2); }

#csmp-tracklist {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    background: var(--c-body2);
}
#csmp-tracklist.open { max-height: 170px; overflow-y: auto; }
#csmp-tracklist::-webkit-scrollbar { width: 3px; }
#csmp-tracklist::-webkit-scrollbar-track { background: var(--c-body2); }
#csmp-tracklist::-webkit-scrollbar-thumb { background: var(--c-ember); }

.csmp-track-item {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 6px 11px;
    cursor: pointer;
    transition: background 0.15s;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}
.csmp-track-item:hover { background: rgba(201,82,26,0.1); }
.csmp-track-item.active { background: rgba(201,82,26,0.18); }
.csmp-track-num {
    font-family: 'Courier Prime', monospace;
    font-size: 9px;
    color: var(--c-ember);
    width: 14px;
    text-align: right;
    flex-shrink: 0;
}
.csmp-track-item.active .csmp-track-num { color: var(--c-honey); }
.csmp-track-name {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: var(--c-muted);
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.csmp-track-item.active .csmp-track-name { color: var(--c-honey2); font-weight: 600; }

#csmp-footer {
    background: var(--c-body2);
    padding: 3px 11px 4px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid rgba(255,255,255,0.03);
}
#csmp-footer-text {
    font-family: 'Courier Prime', monospace;
    font-size: 7px;
    color: var(--c-dim);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
#csmp-footer-dec { font-size: 7px; color: var(--c-ember); opacity: 0.6; letter-spacing: 0.15em; }