.geyser-wrapper {
    background: #1c1c1e;
    color: #ddd;
    font-family: 'Arial Narrow', 'Segoe UI', sans-serif;
    padding: 16px;
    border-radius: 8px;
    max-width: 980px;
    margin: 20px auto;
    border: 1px solid #333;
    box-shadow: 0 8px 30px rgba(0,0,0,0.6);
}
.geyser-header { text-align: center; margin-bottom: 14px; border-bottom: 1px solid #333; padding-bottom: 10px; }
.logo { font-size: 22px; font-weight: bold; letter-spacing: 3px; color: #f5a623; }
.subtitle { font-size: 11px; color: #888; letter-spacing: 1px; margin-top: 2px; }

.geyser-tabs { display: flex; gap: 4px; margin-bottom: 14px; justify-content: center; flex-wrap: wrap; }
.tab-btn { background: #2a2a2e; color: #999; border: 1px solid #444; padding: 7px 14px; font-size: 12px; border-radius: 3px; cursor: pointer; }
.tab-btn.active { background: #f5a623; color: #111; border-color: #f5a623; }

.tab-content { display: none; }
.tab-content.active { display: block; }

.volca-btn {
    background: #2a2a2e;
    color: #ddd;
    border: 1px solid #555;
    padding: 8px 12px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 12px;
}
.volca-btn.play {
    background: #f5a623 !important;
    color: #111 !important;
    border-color: #f5a623 !important;
}
.volca-btn.stop { background: #c0392b; color: #fff; border-color: #c0392b; }
.volca-btn.orange { background: #f5a623; color: #111; border: none; }
.volca-btn.small { padding: 4px 8px; font-size: 11px; }

.transport { display: flex; gap: 10px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.tempo-box { background: #111; padding: 4px 10px; border-radius: 3px; border: 1px solid #444; }
.tempo-box span { font-size: 10px; color: #888; margin-right: 6px; }
.tempo-box input { width: 52px; background: transparent; border: none; color: #f5a623; font-size: 16px; font-weight: bold; }

.bar-select, .swing-box, .pattern-select-row { display: flex; align-items: center; gap: 6px; }
.bar-select .label, .pattern-select-row .label { font-size: 11px; color: #888; }
#bar-buttons { display: flex; gap: 3px; }
#bar-buttons button {
    width: 28px; height: 28px;
    background: #2a2a2e; border: 1px solid #555; color: #ccc;
    font-size: 12px; border-radius: 3px; cursor: pointer;
}
#bar-buttons button.active { background: #f5a623; color: #111; border-color: #f5a623; }

.swing-box input[type="range"] { width: 80px; accent-color: #f5a623; }
#swing-value { font-size: 11px; color: #f5a623; min-width: 32px; }

.pattern-select-row select {
    background: #2a2a2e; color: #f5a623;
    border: 1px solid #555; padding: 4px 8px; border-radius: 3px;
}

.part-row { margin-bottom: 12px; }
.part-row .label { font-size: 11px; color: #888; margin-bottom: 6px; display: block; }

.track-controls { display: flex; flex-wrap: wrap; gap: 6px; }
.track-item {
    display: flex; align-items: center; gap: 3px;
    background: #2a2a2e; padding: 3px 5px;
    border-radius: 3px; border: 1px solid #444;
}
.track-item .num-btn {
    width: 24px; height: 24px; font-size: 11px;
    background: #1c1c1e; border: 1px solid #555; color: #ccc;
    border-radius: 2px; cursor: pointer;
}
.track-item .num-btn.active { background: #f5a623; color: #111; border-color: #f5a623; }
.track-item .mute, .track-item .solo {
    width: 22px; height: 20px; font-size: 10px; padding: 0;
    border-radius: 2px; border: 1px solid #555;
    background: #1c1c1e; color: #aaa; cursor: pointer;
}
.track-item .mute.active { background: #c0392b; color: #fff; border-color: #c0392b; }
.track-item .solo.active { background: #f5a623; color: #111; border-color: #f5a623; }

.step-tools {
    display: flex; gap: 6px; align-items: center;
    margin: 8px 0; font-size: 12px;
}
#selected-count { color: #888; margin-left: 8px; }

.page-row { text-align: center; margin: 8px 0; font-size: 12px; color: #888; }

/* ステップ（数字なし + 拍の印） */
.step-row {
    display: grid;
    grid-template-columns: repeat(16, 1fr);
    gap: 3px;
}
.step-row button {
    aspect-ratio: 1;
    background: #2a2a2e;
    border: 1px solid #444;
    color: transparent;
    font-size: 0;
    border-radius: 2px;
    cursor: pointer;
}
.step-row button.beat-start {
    border-left: 3px solid #f5a623;
}
.step-row button.on {
    background: #f5a623;
    border-color: #f5a623;
    box-shadow: 0 0 8px rgba(245,166,35,0.65);
}
.step-row button.selected {
    outline: 2px solid #00e5ff;
    outline-offset: -2px;
}
.step-row button.playing {
    background: #ff6b00 !important;
    box-shadow: 0 0 12px #ff6b00;
}

.pitch-control {
    display: flex; align-items: center; gap: 8px;
    margin: 12px 0; font-size: 12px; color: #aaa;
}
.pitch-control input[type="range"] { width: 150px; accent-color: #f5a623; }
#pitch-value { color: #f5a623; font-weight: bold; min-width: 28px; }
.pitch-control .hint { font-size: 10px; color: #666; }

.song-layout { display: flex; gap: 12px; flex-wrap: wrap; }
.pattern-panel, .chain-panel {
    flex: 1; min-width: 260px;
    background: #222; padding: 10px;
    border-radius: 4px; border: 1px solid #333;
}
.panel-title { font-size: 11px; color: #f5a623; margin-bottom: 8px; letter-spacing: 1px; }
.pattern-grid {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 3px; max-height: 280px; overflow-y: auto;
}
.pattern-grid button {
    background: #2a2a2e; border: 1px solid #444;
    color: #ccc; padding: 6px 0; font-size: 11px;
    cursor: pointer; border-radius: 2px;
}
#song-list { list-style: none; padding: 0; margin: 0 0 8px; max-height: 240px; overflow-y: auto; }
#song-list li {
    background: #2a2a2e; padding: 6px 8px;
    margin-bottom: 2px; font-size: 12px;
    cursor: pointer; border-radius: 2px;
}
#song-list li.selected { background: #f5a623; color: #111; }
.chain-btns { display: flex; gap: 4px; }

.drop-zone {
    border: 2px dashed #555; padding: 28px;
    text-align: center; color: #777;
    border-radius: 4px; cursor: pointer; margin-bottom: 10px; font-size: 13px;
}
.drop-zone.dragover { border-color: #f5a623; background: rgba(245,166,35,0.05); }
.sample-name { font-size: 12px; color: #aaa; margin-bottom: 6px; }
#waveform { width: 100%; background: #111; border-radius: 3px; }

.fx-header { font-size: 13px; color: #f5a623; margin-bottom: 12px; }
.fx-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 10px; }
.fx-box { background: #222; padding: 10px; border-radius: 4px; border: 1px solid #333; }
.fx-title { font-size: 11px; color: #f5a623; margin-bottom: 8px; letter-spacing: 1px; }
.fx-box label { display: block; font-size: 11px; color: #999; margin-bottom: 6px; }
.fx-box input[type="range"] { width: 100%; accent-color: #f5a623; }
.fx-box select { background: #1c1c1e; color: #f5a623; border: 1px solid #555; padding: 3px; width: 100%; }

.eq-bands { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.eq-bands label { font-size: 10px; color: #aaa; }

.proj-panel { background: #222; padding: 16px; border-radius: 4px; max-width: 360px; }
.proj-panel button { display: block; width: 100%; margin-bottom: 8px; }