/* Scales Page Specific Styles */

/* Transport order on this page is Play (primary, stretches), Stop,
   Listen (compact, sized like Stop): playing scales is the main act
   here, and voice is one way to drive it. */
body[data-page="scales"] .voice-controls-row .play-button {
    flex: 1;
}

body[data-page="scales"] .voice-controls-row .listen-button {
    flex: 0 0 auto;
    flex-direction: column;
    gap: 4px;
    min-width: 80px;
    padding: 12px 20px;
    font-size: 1.1rem;
}

.echo-toggle span {
    font-weight: 500;
}

/* Settings Row */

.settings-row {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    margin: 12px 0;
    padding: 12px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
}

.setting-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.setting-group label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

.setting-group select {
    padding: 6px 10px;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.15);
    color: white;
    font-size: 0.85rem;
    cursor: pointer;
}

.setting-group select option {
    background: #1a3a2e;
    color: #e8f5e9;
}

.stop-scale-btn {
    padding: 8px 20px;
    background: rgba(239, 68, 68, 0.8);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
}

.stop-scale-btn:hover {
    background: rgba(239, 68, 68, 0.95);
}

.stop-scale-btn:active {
    transform: scale(0.98);
}

/* Main Stop Button (next to Listen) */

/* Play Button (next to Stop) */

/* Next Button (manual advance in hold mode) */

/* Playback Settings */

.playback-settings {
    background: rgba(0, 0, 0, 0.25);
}

.slider-group {
    min-width: 140px;
}

.slider-group input[type="range"] {
    width: 70px;
    height: 6px;
    cursor: pointer;
    accent-color: #4ade80;
}

.slider-label {
    min-width: 50px;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.9);
    text-align: left;
}

.toggle-group {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
}

.toggle-group:hover {
    background: rgba(255, 255, 255, 0.15);
}

.toggle-group input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: #4ade80;
}

.toggle-group:has(input:checked) {
    background: rgba(74, 222, 128, 0.25);
}

.toggle-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

/* Voice Settings */

.voice-settings {
    background: rgba(0, 0, 0, 0.15);
}

.voice-settings input[type="range"] {
    width: 80px;
    height: 6px;
    cursor: pointer;
    accent-color: #14b8a6;
}

.voice-settings span {
    min-width: 30px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Piano Container */

.piano-container {
    margin: 8px 0;
    padding: 10px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    overflow: hidden;
}

.piano-notification-area {
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    padding: 8px;
    margin-bottom: 8px;
}

.piano-notification-area:empty {
    display: none;
}

.piano-notification-table {
    margin: 0 auto;
    border-collapse: collapse;
}

.piano-notification-table td {
    padding: 4px 8px;
    vertical-align: middle;
    overflow: hidden;
}

.piano-notification-command-cell {
    text-align: left;
    padding-right: 10px;
    width: 280px;
    min-width: 280px;
}

.piano-notification-command {
    display: flex;
    justify-content: flex-start;
    flex-wrap: nowrap;
    gap: 6px;
    align-items: center;
    overflow: hidden;
    white-space: nowrap;
}

.piano-notification-badge {
    font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
    font-size: 0.78rem;
    padding: 4px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: rgba(255, 255, 255, 0.9);
    white-space: nowrap;
    flex: 0 0 auto;
}

.piano-notification-note-cell {
    /* Fits the widest microtonal name ("D#4-50c") plus cell padding */
    width: 9ch;
    min-width: 9ch;
    max-width: 9ch;
    text-align: right;
    padding-right: 8px;
    padding-left: 4px;
    font-family: ui-monospace, 'SF Mono', 'Consolas', 'Monaco', monospace;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.02em;
    color: rgba(255, 255, 255, 0.9);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.piano-notification-note-cell.empty {
    color: rgba(255, 255, 255, 0.25);
}

/* Note Sequence Preview - grid for aligned comparison */

.sequence-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2px 8px;
    padding: 8px 12px;
    margin: 8px 0;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 8px;
    font-size: 0.8rem;
    overflow-x: auto;
    text-align: left;
}

.note-sequence-label {
    color: rgba(255, 255, 255, 0.5);
    white-space: nowrap;
    text-align: left;
}

.note-sequence {
    font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
    color: rgba(255, 255, 255, 0.85);
    letter-spacing: 0.5px;
    white-space: nowrap;
    overflow-x: auto;
    text-align: left;
}

.piano-keys {
    display: flex;
    justify-content: flex-start;
    position: relative;
    height: 130px;
    min-width: fit-content;
    overflow-x: auto;
    padding: 0 10px;
}

/* Piano Keys */

.piano-key {
    position: relative;
    cursor: pointer;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.white-key {
    width: 38px;
    height: 130px;
    background: linear-gradient(180deg, #f8f8f8 0%, #e8e8e8 100%);
    border: 1px solid #999;
    border-radius: 0 0 6px 6px;
    margin: 0 1px;
    z-index: 1;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    flex-shrink: 0;
}

.white-key span {
    padding-bottom: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    color: #555;
}

.white-key:hover {
    background: linear-gradient(180deg, #fff 0%, #f0f0f0 100%);
}

.white-key:active,
.white-key.active {
    background: linear-gradient(180deg, #4ade80 0%, #22c55e 100%);
    box-shadow: 0 0 0 2px rgba(134, 239, 172, 0.45), 0 6px 16px rgba(34, 197, 94, 0.28);
}

.white-key:active span,
.white-key.active span {
    color: white;
}

.black-key {
    width: 26px;
    height: 80px;
    background: linear-gradient(180deg, #333 0%, #111 100%);
    border-radius: 0 0 4px 4px;
    margin-left: -14px;
    margin-right: -14px;
    flex-shrink: 0;
    z-index: 2;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}

.black-key:hover {
    background: linear-gradient(180deg, #444 0%, #222 100%);
}

.black-key:active,
.black-key.active {
    background: linear-gradient(180deg, #111827 0%, #020617 100%);
    border: 2px solid #86efac;
    box-shadow:
        0 0 0 2px rgba(134, 239, 172, 0.35),
        0 0 18px rgba(34, 197, 94, 0.55),
        0 5px 10px rgba(0, 0, 0, 0.65);
}

.black-key:active::after,
.black-key.active::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 9px;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: #86efac;
    box-shadow: 0 0 10px rgba(134, 239, 172, 0.8);
    transform: translateX(-50%);
}

/* Scale preview highlighting (when not playing) */

.white-key.scale-root {
    background: linear-gradient(180deg, #a7f3d0 0%, #6ee7b7 100%);
    border-color: #10b981;
}

.white-key.scale-root span {
    color: #064e3b;
    font-weight: 700;
}

.white-key.scale-note {
    background: linear-gradient(180deg, #f0fdf4 0%, #dcfce7 100%);
}

.white-key.scale-note span {
    color: #166534;
}

.black-key.scale-root {
    background: linear-gradient(180deg, #10b981 0%, #059669 100%);
}

.black-key.scale-note {
    background: linear-gradient(180deg, #34d399 0%, #10b981 100%);
}

/* Command Reference */

.command-reference {
    margin-top: 20px;
    padding: 16px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 12px;
    text-align: left;
}

.command-reference h3 {
    text-align: center;
    margin-bottom: 16px;
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
}

.command-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.command-category h4 {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 8px;
    padding-bottom: 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.command-category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.command-category li {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.75);
    padding: 3px 0;
    line-height: 1.4;
}

.command-category code {
    background: rgba(255, 255, 255, 0.15);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'SF Mono', 'Consolas', monospace;
    font-size: 0.75rem;
    color: #fff;
}

/* Command History */

.history-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.preset-actions-row {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

/* Sizing only; the look comes from the shared .text-input */
.preset-name-input {
    padding: 6px 10px;
    font-size: 0.8rem;
    width: 220px;
}

.preset-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    cursor: pointer;
    border: 1px solid transparent;
}

.preset-item:hover {
    background: rgba(255, 255, 255, 0.12);
}

.preset-item.selected {
    border-color: rgba(74, 222, 128, 0.55);
    background: rgba(74, 222, 128, 0.12);
}

.preset-item-title {
    flex: 1;
    text-align: left;
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.85rem;
    line-height: 1.3;
}

.preset-item-subtitle {
    margin-top: 4px;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.75rem;
    font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
}

.preset-item-time {
    flex-shrink: 0;
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.4);
}

/* Error entries in history */

.history-error {
    background: rgba(239, 68, 68, 0.15);
    border-left: 3px solid rgba(239, 68, 68, 0.6);
}

.history-error:hover {
    background: rgba(239, 68, 68, 0.2);
}

.history-error-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(239, 68, 68, 0.3);
    border-radius: 50%;
    font-size: 1rem;
    flex-shrink: 0;
    color: #ef4444;
}

.history-error-message {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.history-error-details {
    margin-top: 4px;
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.6);
    font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 100px;
    overflow-y: auto;
}

/* Mobile adjustments */

@media (max-width: 600px) {
    .piano-keys {
        justify-content: flex-start;
    }

    .white-key {
        width: 42px;
        height: 120px;
    }

    .black-key {
        width: 28px;
        height: 75px;
        margin-left: -15px;
        margin-right: -15px;
    }

    .command-grid {
        grid-template-columns: 1fr 1fr;
    }

    .settings-row {
        gap: 8px;
    }

    .setting-group {
        flex: 1 1 auto;
        min-width: 80px;
    }
}

@media (max-width: 400px) {
    .command-grid {
        grid-template-columns: 1fr;
    }

    .white-key {
        width: 36px;
        height: 100px;
    }

    .black-key {
        width: 24px;
        height: 65px;
        margin-left: -13px;
        margin-right: -13px;
    }
}

/* ============================================
   Voice-First UI - Clickable Command Interface
   ============================================ */

/* Instruction text at top of controls */

.vf-instruction {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    margin: 0 0 8px 0;
    padding: 4px 10px;
    background: rgba(74, 222, 128, 0.08);
    border-left: 2px solid rgba(74, 222, 128, 0.4);
    border-radius: 0 4px 4px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.vf-instruction.hidden {
    display: none;
}

.vf-dismiss {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 0 4px;
    line-height: 1;
}

.vf-dismiss:hover {
    color: rgba(255, 255, 255, 0.7);
}

/* Inline row layout: label left, options right */

.vf-row.vf-row-reset {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.vf-row.vf-row-reset .vf-options {
    justify-content: flex-start;
}

/* Legacy section layout (if still used) */

.vf-section {
    margin-bottom: 16px;
}

.vf-section:last-of-type {
    margin-bottom: 0;
}

.vf-hint {
    font-weight: 400;
    text-transform: none;
    opacity: 0.7;
}

/* .vf-btn base styles live in practice-controls.css (shared primitive). */

/* Scale types - wrap nicely */

.vf-scales {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

/* Range slider row */

.vf-slider-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.vf-slider-row input[type="range"] {
    flex: 1;
    max-width: 200px;
    height: 6px;
    cursor: pointer;
    accent-color: #4ade80;
}

/* Action buttons */

.vf-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.vf-play-btn {
    flex: 1;
    padding: 14px 24px;
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.3);
}

.vf-play-btn:hover {
    background: linear-gradient(135deg, #16a34a 0%, #15803d 100%);
    box-shadow: 0 6px 20px rgba(34, 197, 94, 0.4);
}

.vf-play-btn:active {
    transform: translateY(0);
}

/* Command Help (collapsed reference) */

.command-help {
    margin-top: 16px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    overflow: hidden;
}

.command-help summary {
    padding: 12px 16px;
    cursor: pointer;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    user-select: none;
}

.command-help summary:hover {
    background: rgba(255, 255, 255, 0.05);
}

.command-help[open] summary {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.command-help .command-grid {
    padding: 16px;
}

/* Voice Control Commands - inline list of voice-only commands */

.voice-control-commands {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin: 12px 0;
    padding: 10px 14px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
}

.voice-control-commands .vcc-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 500;
}

.voice-control-commands code {
    font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
    font-size: 0.8rem;
    padding: 4px 10px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 5px;
    color: rgba(255, 255, 255, 0.8);
}

.voice-control-commands .echo-toggle {
    margin-left: auto;
}

/* Voice Settings Section (collapsed at bottom) */

.voice-settings-section {
    margin-top: 16px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    overflow: hidden;
}

.voice-settings-section summary {
    padding: 12px 16px;
    cursor: pointer;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    user-select: none;
}

.voice-settings-section summary:hover {
    background: rgba(255, 255, 255, 0.05);
}

.voice-settings-section[open] summary {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.voice-settings-section .voice-settings {
    margin: 0;
    border-radius: 0;
}

@media (max-width: 600px) {
    .vf-actions {
        flex-direction: column;
    }

    .vf-play-btn {
        width: 100%;
    }
}

/*-------INTERVALS PAGE (scales2)-------*/