:root {
    /* Warm spiritual palette */
    --bg-deep: #1a1520;
    --bg-surface: #241e2a;
    --bg-elevated: #2e2636;
    --bg-glow: #3a2f42;
    
    /* Warm golden/amber tones */
    --gold-light: #f4d03f;
    --gold-primary: #e8b923;
    --gold-warm: #d4a012;
    --gold-deep: #b8860b;
    --amber: #ffbf00;
    --copper: #da8a67;
    --rose: #e8a0a0;
    
    /* Spiritual accent colors */
    --violet-soft: #9d8cbc;
    --violet-deep: #6b5b8c;
    --teal-soft: #7ec8c8;
    --teal-deep: #4a9999;
    
    /* Text */
    --text-primary: #f5f0e8;
    --text-secondary: #c9bfb0;
    --text-muted: #8a7f72;
    
    /* Phase colors - warm and harmonious */
    --phase-settling: #4a6b6b;
    --phase-deepening: #5a5a7a;
    --phase-peak: #8b5a6b;
    --phase-softening: #7a6b4a;
    --phase-return: #5a4a4a;
    
    /* Glows */
    --glow-gold: rgba(232, 185, 35, 0.4);
    --glow-soft: rgba(232, 185, 35, 0.15);
    --glow-violet: rgba(157, 140, 188, 0.3);
    
    /* iOS Safe Areas */
    --safe-top: env(safe-area-inset-top, 0px);
    --safe-bottom: env(safe-area-inset-bottom, 0px);
    --safe-left: env(safe-area-inset-left, 0px);
    --safe-right: env(safe-area-inset-right, 0px);
    
    --touch-min: 48px;
    --touch-comfortable: 56px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

html, body {
    height: 100%;
    overflow: hidden;
}

/* Pinch-zoom is allowed again (accessibility); this stops double-tap zoom on
   the pads without locking the viewport. */
html, body { touch-action: manipulation; }

body {
    font-family: 'Quicksand', sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    min-height: 100%;
    overscroll-behavior: none;
    -webkit-user-select: none;
    user-select: none;
    position: fixed;
    width: 100%;
}

/* Animated gradient background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 30% 20%, rgba(232, 185, 35, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(157, 140, 188, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(126, 200, 200, 0.04) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
    animation: bgPulse 20s ease-in-out infinite;
}

@keyframes bgPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Sacred geometry pattern overlay */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='30' cy='30' r='20' fill='none' stroke='%23e8b923' stroke-width='0.3' opacity='0.08'/%3E%3Ccircle cx='30' cy='30' r='10' fill='none' stroke='%23e8b923' stroke-width='0.3' opacity='0.05'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
}

.container {
    position: relative;
    z-index: 1;
    max-width: 1000px;
    margin: 0 auto;
    padding: calc(1rem + var(--safe-top)) calc(1.5rem + var(--safe-right)) calc(1rem + var(--safe-bottom)) calc(1.5rem + var(--safe-left));
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

/* Compact Header Bar with Timer, Presets & Controls - hidden on phones, shown on tablets */
.header-bar {
    display: none;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-elevated) 100%);
    border-radius: 16px;
    padding: 0.6rem 1rem;
    margin-bottom: 0.5rem;
    border: 1px solid rgba(232, 185, 35, 0.15);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    flex-shrink: 0;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.header-left {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.header-left h1 {
    font-family: 'Philosopher', serif;
    font-weight: 400;
    font-size: 1rem;
    letter-spacing: 0.12em;
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-warm) 50%, var(--copper) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    margin: 0;
    white-space: nowrap;
}

.header-left .subtitle {
    font-size: 0.55rem;
    color: var(--text-muted);
    letter-spacing: 0.25em;
    text-transform: uppercase;
    font-weight: 300;
}

/* Compact Timer in Header */
.timer-compact {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-deep);
    padding: 0.5rem 1rem;
    border-radius: 30px;
    border: 1px solid rgba(232, 185, 35, 0.25);
}

.timer-compact-display {
    font-family: 'Quicksand', sans-serif;
    font-size: 1.8rem;
    font-weight: 500;
    background: linear-gradient(180deg, var(--text-primary) 0%, var(--gold-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.05em;
    min-width: 80px;
    text-align: center;
}

.timer-compact-label {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.1rem;
}

.timer-compact-mode {
    font-size: 0.65rem;
    color: var(--gold-primary);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 600;
}

.timer-compact-status {
    font-size: 0.55rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
}

/* Header Controls Section - Preset & Buttons */
.header-controls {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.header-preset-select {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.8rem;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    min-height: 44px;
    background: var(--bg-deep);
    border: 1px solid rgba(232, 185, 35, 0.25);
    color: var(--text-primary);
    border-radius: 10px;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23e8b923'%3E%3Cpath d='M3 4l3 3 3-3'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    padding-right: 1.75rem;
    max-width: 150px;
}

.header-btn {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.5rem 1rem;
    min-height: 44px;
    min-width: 80px;
    border: 1px solid var(--gold-deep);
    background: transparent;
    color: var(--text-primary);
    border-radius: 22px;
    cursor: pointer;
    transition: all 0.2s ease;
    touch-action: manipulation;
}

.header-btn:active {
    transform: scale(0.95);
}

.header-btn-primary {
    background: linear-gradient(135deg, var(--gold-warm), var(--gold-deep));
    color: var(--bg-deep);
    border: none;
    min-width: 100px;
    box-shadow: 0 3px 15px var(--glow-soft);
}

.header-btn-primary:active {
    background: linear-gradient(135deg, var(--gold-light), var(--gold-warm));
}

.header-btn-stop {
    border-color: var(--copper);
    color: var(--copper);
}

.header-btn-stop:active {
    background: rgba(218, 138, 103, 0.2);
}

/* Audio Status in Header */
.header-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.header-audio-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--text-muted);
    transition: all 0.3s;
}

.header-audio-dot.active {
    background: var(--teal-soft);
    box-shadow: 0 0 12px var(--teal-soft);
    animation: audioPulse 2s ease-in-out infinite;
}

/* Legacy header - hide on tablets */
header {
    text-align: center;
    margin-bottom: 0.75rem;
    flex-shrink: 0;
}

h1 {
    font-family: 'Philosopher', serif;
    font-weight: 400;
    font-size: 1.8rem;
    letter-spacing: 0.2em;
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-warm) 50%, var(--copper) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    margin-bottom: 0.2rem;
    text-shadow: 0 0 30px var(--glow-gold);
}

.subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.4em;
    text-transform: uppercase;
    font-weight: 300;
}

/* Main Timer Display - for phones */
.timer-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 0;
    flex-shrink: 0;
}

.timer-ring-container {
    position: relative;
    width: min(42vmin, 280px);
    height: min(42vmin, 280px);
}

.timer-ring {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
    filter: drop-shadow(0 0 20px var(--glow-gold));
}

.timer-ring-bg {
    fill: none;
    stroke: var(--bg-elevated);
    stroke-width: 3;
}

.timer-ring-progress {
    fill: none;
    stroke: url(#goldGradient);
    stroke-width: 4;
    stroke-linecap: round;
    stroke-dasharray: 880;
    stroke-dashoffset: 0;
    transition: stroke-dashoffset 0.5s ease;
}

.timer-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    width: 85%;
}

.timer-display {
    font-family: 'Quicksand', sans-serif;
    font-size: clamp(2.8rem, 10vmin, 4rem);
    font-weight: 300;
    letter-spacing: 0.08em;
    background: linear-gradient(180deg, var(--text-primary) 0%, var(--gold-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.phase-name {
    font-family: 'Philosopher', serif;
    font-size: clamp(1rem, 3.5vmin, 1.3rem);
    font-weight: 400;
    color: var(--gold-primary);
    margin-top: 0.4rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.phase-guidance {
    font-size: clamp(0.8rem, 2.2vmin, 0.9rem);
    color: var(--text-secondary);
    margin-top: 0.2rem;
    font-weight: 300;
    font-style: italic;
}

/* Breathing Circle with lotus pattern */
.breath-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 92%;
    height: 92%;
    border: 1px solid var(--gold-deep);
    border-radius: 50%;
    opacity: 0.2;
    pointer-events: none;
}

.breath-circle.active {
    animation: breathe 10s ease-in-out infinite;
}

@keyframes breathe {
    0%, 100% { transform: translate(-50%, -50%) scale(0.94); opacity: 0.15; border-color: var(--gold-deep); }
    50% { transform: translate(-50%, -50%) scale(1.06); opacity: 0.4; border-color: var(--gold-light); }
}

/* ========================================
   VISUAL TIMELINE - Clear Phase Display
   ======================================== */

.timeline-section {
    background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-elevated) 100%);
    border-radius: 16px;
    padding: 1rem;
    margin: 0.75rem 0;
    border: 1px solid rgba(232, 185, 35, 0.15);
    box-shadow: 
        0 4px 20px rgba(0,0,0,0.3),
        inset 0 1px 0 rgba(255,255,255,0.05);
    flex-shrink: 0;
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(232, 185, 35, 0.1);
}

.timeline-title {
    font-family: 'Philosopher', serif;
    font-size: 0.85rem;
    color: var(--gold-primary);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.timeline-duration {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.timeline-track {
    position: relative;
    height: 8px;
    background: var(--bg-deep);
    border-radius: 4px;
    margin: 1rem 0 0.5rem;
    overflow: visible;
}

.timeline-progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--gold-deep), var(--gold-primary), var(--gold-light));
    border-radius: 4px;
    width: 0%;
    transition: width 0.5s ease;
    box-shadow: 0 0 10px var(--glow-gold);
}

.timeline-phases {
    display: flex;
    position: relative;
    margin-top: 0.25rem;
}

.timeline-phase {
    flex: 1;
    position: relative;
    padding-top: 0.5rem;
}

.timeline-phase::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 0;
    width: 2px;
    height: 16px;
    background: var(--bg-glow);
    border-radius: 1px;
}

.timeline-phase:first-child::before {
    display: none;
}

.timeline-phase.active::before {
    background: var(--gold-primary);
    box-shadow: 0 0 8px var(--glow-gold);
}

.timeline-phase-name {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color 0.3s;
}

.timeline-phase.active .timeline-phase-name {
    color: var(--gold-primary);
}

.timeline-phase.complete .timeline-phase-name {
    color: var(--text-secondary);
}

.timeline-phase-time {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 0.15rem;
    font-weight: 500;
}

.timeline-phase.active .timeline-phase-time {
    color: var(--gold-light);
}

/* Current phase indicator */
.timeline-current {
    position: absolute;
    top: -20px;
    transform: translateX(-50%);
    transition: left 0.5s ease;
}

.timeline-current-dot {
    width: 12px;
    height: 12px;
    background: var(--gold-light);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--glow-gold), 0 0 30px var(--glow-gold);
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.7; }
}

/* Phase detail cards */
.phase-cards {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.4rem;
    margin-top: 0.75rem;
}

.phase-card {
    background: var(--bg-deep);
    border-radius: 8px;
    padding: 0.5rem 0.4rem;
    text-align: center;
    border: 1px solid transparent;
    transition: all 0.3s ease;
    opacity: 0.5;
}

.phase-card.active {
    background: linear-gradient(135deg, var(--bg-elevated), var(--bg-glow));
    border-color: var(--gold-warm);
    opacity: 1;
    box-shadow: 0 0 15px var(--glow-soft);
}

.phase-card.complete {
    opacity: 0.7;
    border-color: rgba(232, 185, 35, 0.2);
}

.phase-card-icon {
    font-size: 1.2rem;
    margin-bottom: 0.2rem;
}

.phase-card-name {
    font-size: 0.6rem;
    color: var(--text-secondary);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.15rem;
}

.phase-card.active .phase-card-name {
    color: var(--gold-light);
}

.phase-card-duration {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

.phase-card.active .phase-card-duration {
    color: var(--text-primary);
}

.phase-card-guidance {
    font-size: 0.55rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
    font-style: italic;
    line-height: 1.3;
    display: none;
}

.phase-card.active .phase-card-guidance {
    display: block;
    color: var(--text-secondary);
}

/* Controls Section */
.controls-section {
    background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-elevated) 100%);
    border-radius: 20px;
    padding: 1rem;
    border: 1px solid rgba(232, 185, 35, 0.12);
    box-shadow: 
        0 8px 32px rgba(0,0,0,0.3),
        inset 0 1px 0 rgba(255,255,255,0.05);
    flex-shrink: 0;
}

.controls-row {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-end;
}

.controls-row:last-child {
    margin-bottom: 0;
}

/* iOS Audio Unlock Button */
.audio-unlock {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 21, 32, 0.98), rgba(36, 30, 42, 0.98));
    z-index: 1000;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 2rem;
}

.audio-unlock.visible {
    display: flex;
}

.audio-unlock-icon {
    font-size: 3rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.audio-unlock-text {
    font-family: 'Philosopher', serif;
    font-size: 1.3rem;
    color: var(--text-secondary);
    text-align: center;
    padding: 0 2rem;
    letter-spacing: 0.1em;
}

.audio-unlock-btn {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-light), var(--gold-warm));
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 
        0 0 40px var(--glow-gold),
        0 0 80px var(--glow-soft);
}

.audio-unlock-btn:active {
    transform: scale(0.95);
}

.audio-unlock-btn svg {
    width: 40px;
    height: 40px;
    fill: var(--bg-deep);
}

.audio-unlock-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: -1rem;
}

/* Buttons */
.btn {
    font-family: 'Quicksand', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 0.9rem 1.8rem;
    min-height: var(--touch-comfortable);
    min-width: 130px;
    border: 1px solid var(--gold-deep);
    background: transparent;
    color: var(--text-primary);
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    touch-action: manipulation;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold-warm), var(--gold-deep));
    color: var(--bg-deep);
    border: none;
    min-width: 160px;
    font-size: 1.1rem;
    box-shadow: 0 4px 20px var(--glow-soft);
}

.btn-primary:active {
    background: linear-gradient(135deg, var(--gold-light), var(--gold-warm));
}

.btn-stop {
    border-color: var(--copper);
    color: var(--copper);
}

.btn-stop:active {
    background: rgba(218, 138, 103, 0.2);
}

/* Select Dropdowns */
.select-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    flex: 1;
    min-width: 145px;
    max-width: 200px;
}

.select-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding-left: 0.8rem;
}

select {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    padding: 0.8rem 1rem;
    min-height: var(--touch-comfortable);
    background: var(--bg-deep);
    border: 1px solid rgba(232, 185, 35, 0.25);
    color: var(--text-primary);
    border-radius: 12px;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23e8b923'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

select:focus {
    outline: none;
    border-color: var(--gold-primary);
    box-shadow: 0 0 15px var(--glow-soft);
}

/* Toggle Switches */
.toggles-row {
    display: flex;
    gap: 1.25rem;
    justify-content: center;
    flex-wrap: wrap;
}

.toggle-group {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.4rem;
}

.toggle-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

.toggle {
    position: relative;
    width: 52px;
    height: 28px;
    background: var(--bg-deep);
    border-radius: 14px;
    cursor: pointer;
    transition: background 0.3s;
    border: 1px solid rgba(232, 185, 35, 0.2);
    touch-action: manipulation;
}

.toggle.active {
    background: linear-gradient(90deg, var(--gold-deep), var(--gold-warm));
    border-color: var(--gold-warm);
}

.toggle::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    background: var(--text-primary);
    border-radius: 50%;
    transition: transform 0.3s;
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
}

.toggle.active::after {
    transform: translateX(24px);
}

/* Volume Sliders - Vertical Layout for Live Performance */
.volume-controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    padding: 0.75rem 0;
    flex-wrap: nowrap;
}

.volume-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    min-width: 70px;
}

.volume-group.volume-master {
    min-width: 90px;
}

.volume-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 500;
}

.volume-value {
    font-size: 1rem;
    color: var(--gold-primary);
    min-width: 45px;
    text-align: center;
    font-weight: 600;
}

/* Horizontal sliders default */
input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 110px;
    height: 6px;
    background: var(--bg-deep);
    border-radius: 3px;
    cursor: pointer;
    touch-action: manipulation;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 26px;
    height: 26px;
    background: linear-gradient(135deg, var(--gold-light), var(--gold-warm));
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3), 0 0 10px var(--glow-soft);
}

/* Vertical Volume Sliders for Tablets/iPad - Live Performance Mode */
.volume-slider-vertical {
    -webkit-appearance: none;
    appearance: none;
    width: 50px;
    height: 160px;
    background: linear-gradient(to top, var(--bg-deep), var(--bg-elevated));
    border-radius: 25px;
    cursor: pointer;
    touch-action: manipulation;
    writing-mode: vertical-lr;
    direction: rtl;
    border: 1px solid rgba(232, 185, 35, 0.2);
    box-shadow: inset 0 2px 8px rgba(0,0,0,0.3);
}

.volume-slider-vertical::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--gold-light), var(--gold-warm));
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 3px 15px rgba(0,0,0,0.4), 0 0 15px var(--glow-soft);
    border: 2px solid rgba(255,255,255,0.2);
}

.volume-slider-vertical::-webkit-slider-thumb:active {
    transform: scale(1.1);
    box-shadow: 0 4px 20px rgba(0,0,0,0.5), 0 0 25px var(--glow-gold);
}

.volume-slider-vertical.master-slider {
    width: 65px;
    height: 180px;
    background: linear-gradient(to top, var(--bg-deep), rgba(232, 185, 35, 0.1));
    border-color: rgba(232, 185, 35, 0.35);
}

.volume-slider-vertical.master-slider::-webkit-slider-thumb {
    width: 56px;
    height: 56px;
}

/* Frequency Display */
.freq-display {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    padding: 0.75rem 0;
    border-top: 1px solid rgba(232, 185, 35, 0.1);
    margin-top: 0.5rem;
}

.freq-channel {
    text-align: center;
}

.freq-channel-label {
    font-size: 0.6rem;
    color: var(--text-muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.25rem;
}

.freq-channel-value {
    font-family: 'Quicksand', sans-serif;
    font-size: 1.3rem;
    font-weight: 500;
    background: linear-gradient(135deg, var(--gold-light), var(--gold-warm));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.freq-channel-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Audio Status */
.audio-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.4rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.audio-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.audio-dot.active {
    background: var(--teal-soft);
    box-shadow: 0 0 10px var(--teal-soft);
    animation: audioPulse 2s ease-in-out infinite;
}

@keyframes audioPulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 10px var(--teal-soft); }
    50% { opacity: 0.6; box-shadow: 0 0 20px var(--teal-soft); }
}

/* Free Mode Interval Buttons - Live Performance Optimized */
.free-mode-panel {
    display: none;
    background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-elevated) 100%);
    border-radius: 16px;
    padding: 0.75rem;
    margin: 0.5rem 0;
    border: 1px solid rgba(232, 185, 35, 0.2);
    box-shadow: 
        0 4px 20px rgba(0,0,0,0.3),
        inset 0 1px 0 rgba(255,255,255,0.05);
    flex-shrink: 0;
    flex-grow: 1;
}

.free-mode-panel.visible {
    display: flex;
    flex-direction: column;
}

.free-mode-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid rgba(232, 185, 35, 0.1);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.free-mode-title {
    font-family: 'Philosopher', serif;
    font-size: 0.8rem;
    color: var(--gold-primary);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.free-mode-subtitle {
    font-size: 0.65rem;
    color: var(--text-muted);
}

.free-mode-secondary {
    display: flex;
    justify-content: center;
    padding-top: 0.5rem;
    border-top: 1px solid rgba(232, 185, 35, 0.08);
    margin-top: 0.5rem;
}

/* ========================================
   LIVE EFFECTS SECTION
   ======================================== */

.effects-section {
    background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-elevated) 100%);
    border-radius: 16px;
    padding: 1rem;
    margin-top: 0.5rem;
    border: 1px solid rgba(232, 185, 35, 0.15);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    flex-shrink: 0;
}

.effects-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(232, 185, 35, 0.1);
}

.effects-title {
    font-family: 'Philosopher', serif;
    font-size: 0.85rem;
    color: var(--gold-primary);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.effects-subtitle {
    font-size: 0.65rem;
    color: var(--text-muted);
}

.effects-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
}

.effect-card {
    background: var(--bg-deep);
    border-radius: 12px;
    padding: 0.75rem;
    border: 1px solid rgba(232, 185, 35, 0.15);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    transition: all 0.3s ease;
}

.effect-card.active {
    border-color: var(--gold-warm);
    box-shadow: 0 0 20px var(--glow-soft);
    background: linear-gradient(135deg, var(--bg-elevated), var(--bg-glow));
}

.effect-icon {
    font-size: 1.5rem;
    margin-bottom: 0.2rem;
}

.effect-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.05em;
}

.effect-desc {
    font-size: 0.6rem;
    color: var(--text-muted);
    text-align: center;
}

.effect-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    margin-top: 0.3rem;
}

.effect-btn {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.4rem 1rem;
    min-width: 60px;
    background: transparent;
    border: 1px solid rgba(232, 185, 35, 0.3);
    color: var(--text-secondary);
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.effect-btn.active {
    background: linear-gradient(135deg, var(--gold-warm), var(--gold-deep));
    border-color: var(--gold-light);
    color: var(--bg-deep);
    box-shadow: 0 0 12px var(--glow-soft);
}

.effect-btn:active {
    transform: scale(0.95);
}

.effect-slider-group {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    width: 100%;
    justify-content: center;
}

.effect-slider-label {
    font-size: 0.55rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    min-width: 30px;
}

.effect-slider {
    width: 60px;
    height: 4px;
}

.effect-slider-value {
    font-size: 0.7rem;
    color: var(--gold-primary);
    min-width: 25px;
    text-align: center;
    font-weight: 500;
}

/* Pulse Visualizer */
.pulse-visualizer {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-elevated);
    border: 2px solid rgba(232, 185, 35, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.3rem;
}

.pulse-visualizer.active {
    animation: pulseEffect 1s ease-in-out infinite;
}

@keyframes pulseEffect {
    0%, 100% { 
        transform: scale(1); 
        border-color: rgba(232, 185, 35, 0.2);
        box-shadow: none;
    }
    50% { 
        transform: scale(1.15); 
        border-color: var(--gold-primary);
        box-shadow: 0 0 15px var(--glow-gold);
    }
}

/* Pan Visualizer */
.pan-visualizer {
    width: 80px;
    height: 20px;
    background: var(--bg-elevated);
    border-radius: 10px;
    position: relative;
    margin-top: 0.3rem;
    border: 1px solid rgba(232, 185, 35, 0.15);
}

.pan-dot {
    width: 14px;
    height: 14px;
    background: var(--gold-primary);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: left 0.1s linear;
    box-shadow: 0 0 8px var(--glow-gold);
}

/* Breath Visualizer */
.breath-visualizer {
    width: 50px;
    height: 50px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.3rem;
}

.breath-ring {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(232, 185, 35, 0.3);
    border-radius: 50%;
    position: absolute;
}

.breath-ring.active {
    animation: breatheRing 8s ease-in-out infinite;
}

@keyframes breatheRing {
    0%, 100% { 
        transform: scale(0.8); 
        border-color: var(--teal-soft);
        opacity: 0.5;
    }
    50% { 
        transform: scale(1.2); 
        border-color: var(--gold-primary);
        opacity: 1;
    }
}

.breath-text {
    font-size: 0.55rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    z-index: 1;
}

.breath-text.inhale {
    color: var(--teal-soft);
}

.breath-text.exhale {
    color: var(--gold-primary);
}

/* Swell Visualizer */
.swell-visualizer {
    width: 80px;
    height: 20px;
    background: var(--bg-elevated);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 0.3rem;
    border: 1px solid rgba(232, 185, 35, 0.15);
}

.swell-bar {
    height: 100%;
    width: 50%;
    background: linear-gradient(90deg, var(--gold-deep), var(--gold-primary));
    border-radius: 4px;
    transition: width 0.5s ease;
}

/* Binaural beat frequency display */
.freq-channel-beat {
    background: rgba(232, 185, 35, 0.08);
    border-radius: 8px;
    padding: 0.3rem 0.5rem;
}

.freq-channel-beat .freq-channel-value {
    color: var(--gold-light);
}

.freq-channel-beat .freq-channel-note {
    font-size: 0.7rem;
    color: var(--gold-primary);
}

.interval-buttons {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.6rem;
    margin-bottom: 0.75rem;
    flex-grow: 1;
}

.interval-btn {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 1rem 0.6rem;
    background: var(--bg-deep);
    border: 2px solid rgba(232, 185, 35, 0.25);
    color: var(--text-secondary);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: center;
    touch-action: manipulation;
    min-height: 70px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.interval-btn:hover {
    border-color: var(--gold-warm);
    color: var(--text-primary);
}

.interval-btn:active {
    transform: scale(0.92);
    background: var(--bg-glow);
}

.interval-btn.active-left {
    background: linear-gradient(135deg, var(--violet-deep), var(--violet-soft));
    border-color: var(--violet-soft);
    border-width: 3px;
    color: var(--text-primary);
    box-shadow: 0 0 20px var(--glow-violet);
}

.interval-btn.active-right {
    background: linear-gradient(135deg, var(--teal-deep), var(--teal-soft));
    border-color: var(--teal-soft);
    border-width: 3px;
    color: var(--text-primary);
    box-shadow: 0 0 20px rgba(126, 200, 200, 0.4);
}

.interval-btn.active-both {
    background: linear-gradient(135deg, var(--gold-deep), var(--gold-warm));
    border-color: var(--gold-light);
    border-width: 3px;
    color: var(--bg-deep);
    box-shadow: 0 0 20px var(--glow-gold);
}

.interval-btn-note {
    font-size: 1.2rem;
    font-weight: 700;
    display: block;
    line-height: 1.1;
}

.interval-btn-freq {
    font-size: 0.65rem;
    color: var(--text-muted);
    margin-top: 0.15rem;
    display: block;
}

.interval-btn.active-left .interval-btn-freq,
.interval-btn.active-right .interval-btn-freq,
.interval-btn.active-both .interval-btn-freq {
    color: inherit;
    opacity: 0.85;
}

.free-mode-controls {
    display: flex;
    gap: 0.6rem;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}

.channel-selector {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    align-items: center;
    padding: 0.5rem 0.75rem;
    background: var(--bg-deep);
    border-radius: 10px;
}

.fade-speed-control {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    padding: 0.4rem 0.75rem;
    background: var(--bg-deep);
    border-radius: 10px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.fade-speed-control:hover,
.fade-speed-control:focus-within {
    opacity: 1;
}

.fade-speed-label {
    font-size: 0.6rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    white-space: nowrap;
}

.fade-speed-control input[type="range"] {
    width: 80px;
}

.fade-speed-value {
    font-size: 0.75rem;
    color: var(--gold-primary);
    min-width: 35px;
    text-align: center;
    font-weight: 500;
}

.channel-btn {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.6rem 1.25rem;
    min-height: 42px;
    background: transparent;
    border: 2px solid rgba(232, 185, 35, 0.3);
    color: var(--text-secondary);
    border-radius: 21px;
    cursor: pointer;
    transition: all 0.15s ease;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    touch-action: manipulation;
}

.channel-btn.active {
    background: linear-gradient(135deg, var(--gold-warm), var(--gold-deep));
    border-color: var(--gold-light);
    color: var(--bg-deep);
    box-shadow: 0 0 18px var(--glow-soft);
}

.channel-btn:active {
    transform: scale(0.92);
}

.channel-indicator {
    font-size: 0.6rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* Free mode timer styling - big and clear */
.timer-display.free-mode {
    display: block !important;
    font-size: clamp(3.2rem, 12vmin, 5rem);
    font-weight: 400;
    letter-spacing: 0.05em;
}

.timer-infinity {
    display: none;
    font-size: 1.2rem;
    color: var(--gold-primary);
    opacity: 0.8;
    letter-spacing: 0.2em;
    margin-bottom: 0.3rem;
}

.timer-infinity.visible {
    display: block;
}

.free-mode-label {
    display: none;
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-top: -0.2rem;
}

.free-mode-label.visible {
    display: block;
}

/* Free mode ring animation */
.timer-ring-progress.free-mode {
    animation: freeRingPulse 8s ease-in-out infinite;
    stroke-dashoffset: 220 !important;
}

@keyframes freeRingPulse {
    0%, 100% { 
        stroke-dashoffset: 220;
        opacity: 0.6;
    }
    50% { 
        stroke-dashoffset: 440;
        opacity: 1;
    }
}

@media (max-width: 500px) {
    .interval-buttons {
        grid-template-columns: repeat(5, 1fr);
        gap: 0.3rem;
    }

    .interval-btn {
        padding: 0.4rem 0.2rem;
        font-size: 0.7rem;
        min-height: 50px;
    }

    .interval-btn-note {
        font-size: 0.8rem;
    }

    .interval-btn-freq {
        font-size: 0.45rem;
    }

    .channel-selector {
        flex-wrap: wrap;
        gap: 0.3rem;
        padding: 0.3rem;
    }

    .channel-btn {
        font-size: 0.65rem;
        padding: 0.35rem 0.6rem;
        min-height: 32px;
    }

    .channel-indicator {
        font-size: 0.55rem;
    }

    .fade-speed-control {
        width: 100%;
        justify-content: center;
        padding: 0.3rem 0.4rem;
    }

    .fade-speed-control input[type="range"] {
        width: 80px;
    }

    .fade-speed-label {
        font-size: 0.5rem;
    }

    .fade-speed-value {
        font-size: 0.65rem;
    }
}

/* ========================================
   INSTRUMENT TUNER SECTION
   ======================================== */

.tuner-section {
    background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-elevated) 100%);
    border-radius: 16px;
    padding: 1rem;
    margin-top: 0.75rem;
    border: 1px solid rgba(232, 185, 35, 0.15);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    flex-shrink: 0;
}

.tuner-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(232, 185, 35, 0.1);
    cursor: pointer;
}

.tuner-header-left {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.tuner-title {
    font-family: 'Philosopher', serif;
    font-size: 0.85rem;
    color: var(--gold-primary);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.tuner-subtitle {
    font-size: 0.65rem;
    color: var(--text-muted);
}

.tuner-collapse-icon {
    font-size: 1.2rem;
    color: var(--gold-primary);
    transition: transform 0.3s ease;
}

.tuner-section.collapsed .tuner-collapse-icon {
    transform: rotate(-90deg);
}

.tuner-section.collapsed .tuner-content {
    display: none;
}

.tuner-controls-row {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
}

.tuner-select-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    min-width: 100px;
}

.tuner-select-label {
    font-size: 0.6rem;
    color: var(--text-muted);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-align: center;
}

.tuner-select {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    min-height: 40px;
    background: var(--bg-deep);
    border: 1px solid rgba(232, 185, 35, 0.25);
    color: var(--text-primary);
    border-radius: 10px;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23e8b923'%3E%3Cpath d='M3 4l3 3 3-3'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    padding-right: 1.75rem;
    text-align: center;
}

.tuner-select:focus {
    outline: none;
    border-color: var(--gold-primary);
    box-shadow: 0 0 15px var(--glow-soft);
}

/* Reference Pitch Toggle */
.tuner-pitch-toggle {
    display: flex;
    background: var(--bg-deep);
    border-radius: 20px;
    padding: 3px;
    border: 1px solid rgba(232, 185, 35, 0.2);
}

.tuner-pitch-btn {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.4rem 0.8rem;
    background: transparent;
    border: none;
    color: var(--text-muted);
    border-radius: 17px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tuner-pitch-btn.active {
    background: linear-gradient(135deg, var(--gold-warm), var(--gold-deep));
    color: var(--bg-deep);
    box-shadow: 0 2px 10px var(--glow-soft);
}

/* Instrument Tabs */
.tuner-instrument-tabs {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.tuner-instrument-tab {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.6rem 1rem;
    background: var(--bg-deep);
    border: 2px solid rgba(232, 185, 35, 0.2);
    color: var(--text-secondary);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.tuner-instrument-tab:hover {
    border-color: var(--gold-warm);
    color: var(--text-primary);
}

.tuner-instrument-tab.active {
    background: linear-gradient(135deg, var(--gold-warm), var(--gold-deep));
    border-color: var(--gold-light);
    color: var(--bg-deep);
    box-shadow: 0 0 15px var(--glow-soft);
}

.tuner-instrument-icon {
    font-size: 1rem;
}

/* String Tuning Buttons */
.tuner-strings-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.tuner-strings-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tuner-string-btn {
    font-family: 'Quicksand', sans-serif;
    font-weight: 600;
    padding: 0.8rem 1rem;
    background: var(--bg-deep);
    border: 2px solid rgba(232, 185, 35, 0.25);
    color: var(--text-secondary);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
    min-width: 80px;
    touch-action: manipulation;
}

.tuner-string-btn:hover {
    border-color: var(--gold-warm);
    color: var(--text-primary);
}

.tuner-string-btn:active,
.tuner-string-btn.playing {
    background: linear-gradient(135deg, var(--gold-warm), var(--gold-deep));
    border-color: var(--gold-light);
    color: var(--bg-deep);
    box-shadow: 0 0 20px var(--glow-gold);
    transform: scale(0.95);
}

.tuner-string-note {
    font-size: 1.2rem;
    font-weight: 700;
}

.tuner-string-freq {
    font-size: 0.65rem;
    opacity: 0.8;
}

.tuner-string-count {
    font-size: 0.55rem;
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Monochord Specific Layout */
.tuner-monochord-layout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    padding: 0.5rem;
    background: rgba(0,0,0,0.2);
    border-radius: 12px;
}

.tuner-string-btn.bass-left,
.tuner-string-btn.bass-right {
    background: linear-gradient(135deg, var(--bg-elevated), var(--bg-glow));
}

.tuner-string-btn.bass-left.playing,
.tuner-string-btn.bass-right.playing {
    background: linear-gradient(135deg, var(--copper), #c9795a);
    border-color: var(--copper);
    box-shadow: 0 0 20px rgba(218, 138, 103, 0.5);
}

.tuner-string-btn.middle {
    min-width: 120px;
}

.tuner-string-btn.middle.playing {
    background: linear-gradient(135deg, var(--gold-warm), var(--gold-deep));
}

.tuner-string-divider {
    width: 2px;
    height: 50px;
    background: linear-gradient(to bottom, transparent, var(--gold-deep), transparent);
    margin: 0 0.3rem;
}

/* Tampura Layout */
.tuner-tampura-layout {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.tuner-string-btn.tampura {
    min-width: 75px;
}

.tuner-string-btn.tampura.a-string {
    border-color: rgba(157, 140, 188, 0.4);
}

.tuner-string-btn.tampura.a-string.playing {
    background: linear-gradient(135deg, var(--violet-deep), var(--violet-soft));
    border-color: var(--violet-soft);
    box-shadow: 0 0 20px var(--glow-violet);
}

/* Koto Layout */
.tuner-koto-layout {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tuner-koto-phase {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.tuner-koto-phase-label {
    font-size: 0.7rem;
    color: var(--gold-primary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-align: center;
    padding: 0.3rem 0.6rem;
    background: rgba(232, 185, 35, 0.1);
    border-radius: 10px;
}

.tuner-koto-strings {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0.4rem;
    width: 100%;
    max-width: 500px;
}

.tuner-string-btn.koto-base {
    min-width: 150px;
    padding: 1rem 1.5rem;
}

.tuner-string-btn.koto-base .tuner-string-note {
    font-size: 1.4rem;
}

.tuner-string-btn.koto-string {
    min-width: auto;
    padding: 0.5rem 0.3rem;
    flex-direction: column;
    gap: 0.1rem;
}

.tuner-string-btn.koto-string .tuner-string-num {
    font-size: 0.5rem;
    color: var(--text-muted);
    opacity: 0.7;
}

.tuner-string-btn.koto-string .tuner-string-note {
    font-size: 0.9rem;
    font-weight: 700;
}

.tuner-string-btn.koto-string .tuner-string-freq {
    font-size: 0.5rem;
}

.tuner-string-btn.koto-string.playing .tuner-string-num {
    color: inherit;
    opacity: 1;
}

/* Visual Pitch Detector / Tuner Meter */
.tuner-meter-section {
    margin-top: 0.75rem;
    padding: 0.75rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    border: 1px solid rgba(232, 185, 35, 0.1);
}

.tuner-meter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.tuner-meter-title {
    font-size: 0.75rem;
    color: var(--gold-primary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.tuner-mic-btn {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.4rem 0.8rem;
    background: var(--bg-deep);
    border: 1px solid rgba(232, 185, 35, 0.25);
    color: var(--text-secondary);
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.tuner-mic-btn:hover {
    border-color: var(--gold-warm);
    color: var(--text-primary);
}

.tuner-mic-btn.active {
    background: linear-gradient(135deg, var(--teal-deep), var(--teal-soft));
    border-color: var(--teal-soft);
    color: var(--text-primary);
    box-shadow: 0 0 10px rgba(126, 200, 200, 0.3);
}

.tuner-meter-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    opacity: 0.5;
    transition: opacity 0.3s ease;
}

.tuner-meter-container.active {
    opacity: 1;
}

.tuner-meter-scale {
    display: flex;
    justify-content: space-between;
    width: 100%;
    max-width: 300px;
    padding: 0 0.5rem;
}

.tuner-meter-label {
    font-size: 0.55rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.tuner-meter-label.flat {
    color: var(--copper);
}

.tuner-meter-label.center {
    color: var(--teal-soft);
}

.tuner-meter-label.sharp {
    color: var(--violet-soft);
}

.tuner-meter-track {
    position: relative;
    width: 100%;
    max-width: 300px;
    height: 24px;
    background: var(--bg-deep);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    border: 1px solid rgba(232, 185, 35, 0.15);
}

.tuner-meter-zone {
    flex: 1;
    height: 100%;
}

.tuner-meter-zone.flat-zone {
    background: linear-gradient(90deg, rgba(218, 138, 103, 0.3), rgba(218, 138, 103, 0.1));
}

.tuner-meter-zone.tune-zone {
    background: linear-gradient(90deg, 
        rgba(126, 200, 200, 0.1), 
        rgba(126, 200, 200, 0.3), 
        rgba(126, 200, 200, 0.1));
}

.tuner-meter-zone.sharp-zone {
    background: linear-gradient(90deg, rgba(157, 140, 188, 0.1), rgba(157, 140, 188, 0.3));
}

.tuner-meter-center {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--teal-soft);
    box-shadow: 0 0 8px var(--teal-soft);
}

.tuner-meter-needle {
    position: absolute;
    top: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 20px;
    background: linear-gradient(180deg, var(--gold-light), var(--gold-warm));
    border-radius: 2px;
    box-shadow: 0 0 10px var(--glow-gold);
    transition: left 0.1s ease-out;
}

.tuner-meter-needle.flat {
    background: linear-gradient(180deg, var(--copper), #c9795a);
    box-shadow: 0 0 10px rgba(218, 138, 103, 0.5);
}

.tuner-meter-needle.sharp {
    background: linear-gradient(180deg, var(--violet-soft), var(--violet-deep));
    box-shadow: 0 0 10px var(--glow-violet);
}

.tuner-meter-needle.in-tune {
    background: linear-gradient(180deg, var(--teal-soft), var(--teal-deep));
    box-shadow: 0 0 15px var(--teal-soft);
}

.tuner-meter-cents {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

.tuner-meter-cents.flat {
    color: var(--copper);
}

.tuner-meter-cents.sharp {
    color: var(--violet-soft);
}

.tuner-meter-cents.in-tune {
    color: var(--teal-soft);
}

.tuner-meter-detected {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.tuner-detected-note {
    font-family: 'Quicksand', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gold-light), var(--gold-warm));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tuner-detected-freq {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.tuner-meter-target {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.6rem;
    background: rgba(232, 185, 35, 0.1);
    border-radius: 8px;
    margin-top: 0.3rem;
}

.tuner-target-label {
    font-size: 0.6rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.tuner-target-note {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--gold-primary);
}

.tuner-target-freq {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

/* Responsive Koto and Meter */
@media (max-width: 500px) {
    .tuner-koto-strings {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.3rem;
    }
    
    .tuner-string-btn.koto-string {
        padding: 0.4rem 0.2rem;
    }
    
    .tuner-string-btn.koto-string .tuner-string-note {
        font-size: 0.8rem;
    }
    
    .tuner-string-btn.koto-string .tuner-string-freq {
        font-size: 0.45rem;
    }
    
    .tuner-meter-track {
        max-width: 260px;
    }
    
    .tuner-meter-scale {
        max-width: 260px;
    }
    
    .tuner-meter-label {
        font-size: 0.5rem;
    }
}

/* Tuner Frequency Display */
.tuner-freq-display {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(232, 185, 35, 0.1);
}

.tuner-freq-value {
    font-family: 'Quicksand', sans-serif;
    font-size: 1.5rem;
    font-weight: 500;
    background: linear-gradient(135deg, var(--gold-light), var(--gold-warm));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tuner-freq-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.tuner-playing-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--text-muted);
    transition: all 0.2s ease;
}

.tuner-playing-indicator.active {
    background: var(--teal-soft);
    box-shadow: 0 0 15px var(--teal-soft);
    animation: tunerPulse 1s ease-in-out infinite;
}

@keyframes tunerPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.7; }
}

/* Bonus Features Row */
.tuner-bonus-row {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 0.75rem;
    flex-wrap: wrap;
}

.tuner-bonus-btn {
    font-family: 'Quicksand', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.4rem 0.8rem;
    background: var(--bg-deep);
    border: 1px solid rgba(232, 185, 35, 0.2);
    color: var(--text-muted);
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.tuner-bonus-btn:hover {
    border-color: var(--gold-warm);
    color: var(--text-secondary);
}

.tuner-bonus-btn.active {
    background: linear-gradient(135deg, var(--teal-deep), var(--teal-soft));
    border-color: var(--teal-soft);
    color: var(--text-primary);
    box-shadow: 0 0 10px rgba(126, 200, 200, 0.3);
}

/* Responsive Tuner */
@media (max-width: 767px) {
    .tuner-controls-row {
        flex-direction: column;
        align-items: center;
    }

    .tuner-select-group {
        width: 100%;
        max-width: 200px;
    }

    .tuner-instrument-tabs {
        gap: 0.35rem;
    }

    .tuner-instrument-tab {
        font-size: 0.7rem;
        padding: 0.5rem 0.8rem;
    }

    .tuner-monochord-layout {
        flex-direction: column;
        gap: 0.5rem;
    }

    .tuner-string-divider {
        width: 60%;
        height: 2px;
        background: linear-gradient(to right, transparent, var(--gold-deep), transparent);
        margin: 0;
    }

    .tuner-string-btn {
        min-width: 70px;
        padding: 0.6rem 0.8rem;
    }

    .tuner-string-btn.middle {
        min-width: 100px;
    }

    .tuner-string-btn.koto {
        min-width: 130px;
    }

    .tuner-freq-value {
        font-size: 1.2rem;
    }

    .tuner-bonus-row {
        gap: 0.35rem;
    }

    .tuner-bonus-btn {
        font-size: 0.6rem;
        padding: 0.3rem 0.6rem;
    }
}

/* Completion Overlay */
.completion-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 21, 32, 0.98), rgba(36, 30, 42, 0.95));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s, visibility 0.8s;
}

.completion-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.completion-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    animation: float 3s ease-in-out infinite;
}

.completion-message {
    font-family: 'Philosopher', serif;
    font-size: clamp(1.8rem, 5vw, 2.5rem);
    font-weight: 400;
    background: linear-gradient(135deg, var(--gold-light), var(--gold-warm));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
    text-align: center;
}

.completion-sub {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-style: italic;
}

/* Wake lock indicator */
.wake-lock-indicator {
    position: fixed;
    top: calc(8px + var(--safe-top));
    right: calc(8px + var(--safe-right));
    font-size: 0.6rem;
    color: var(--teal-soft);
    opacity: 0;
    transition: opacity 0.3s;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.wake-lock-indicator.active {
    opacity: 0.7;
}

/* iPad & Tablet - All orientations - Live Performance Optimized */
@media (min-width: 768px) {
    .container {
        display: flex;
        flex-direction: column;
        padding: calc(0.4rem + var(--safe-top)) calc(0.75rem + var(--safe-right)) calc(0.4rem + var(--safe-bottom)) calc(0.75rem + var(--safe-left));
        max-width: 100%;
        gap: 0.5rem;
    }

    /* Show compact header bar with controls, hide old header/timer on tablets */
    .header-bar {
        display: flex;
    }

    header {
        display: none;
    }

    .timer-section {
        display: none;
    }

    /* Full width panels */
    .timeline-section {
        margin: 0;
        width: 100%;
    }

    .free-mode-panel {
        margin: 0;
        width: 100%;
        max-width: 100%;
    }

    .free-mode-panel.visible {
        display: flex;
        flex-direction: column;
    }

    /* Larger interval buttons grid - 2 rows of 5 for better touch */
    .interval-buttons {
        grid-template-columns: repeat(5, 1fr);
        gap: 0.6rem;
        flex-grow: 1;
    }

    .interval-btn {
        padding: 1rem 0.5rem;
        min-height: 80px;
    }

    .interval-btn-note {
        font-size: 1.4rem;
    }

    .interval-btn-freq {
        font-size: 0.7rem;
    }

    /* Channel selector inline */
    .channel-selector {
        padding: 0.5rem 0.75rem;
    }

    .channel-btn {
        padding: 0.5rem 1.25rem;
        font-size: 0.85rem;
    }

    .fade-speed-control input[type="range"] {
        width: 100px;
    }

    /* Controls section - secondary controls area */
    .controls-section {
        margin: 0;
        width: 100%;
        padding: 0.75rem;
    }

    /* Hide primary buttons in controls - they're in header now */
    .controls-row-buttons {
        display: none;
    }

    /* Hide preset select in controls - it's in header now */
    #presetGroup {
        display: none;
    }

    .controls-row {
        flex-direction: row;
        justify-content: center;
        gap: 1rem;
    }

    .select-group {
        max-width: 180px;
        min-width: 160px;
    }

    .toggles-row {
        gap: 1.25rem;
    }

    /* Vertical Volume Controls for Live Performance */
    .volume-controls {
        gap: 1.5rem;
        padding: 0.5rem 0;
        justify-content: center;
        align-items: flex-end;
    }

    .volume-group {
        min-width: auto;
    }

    .volume-group input[type="range"] {
        width: 50px;
        height: 140px;
        writing-mode: vertical-lr;
        direction: rtl;
        background: linear-gradient(to top, var(--bg-deep), var(--bg-elevated));
        border-radius: 25px;
        border: 1px solid rgba(232, 185, 35, 0.2);
        box-shadow: inset 0 2px 8px rgba(0,0,0,0.3);
    }

    .volume-group input[type="range"]::-webkit-slider-thumb {
        width: 40px;
        height: 40px;
    }

    .volume-group.volume-master input[type="range"] {
        width: 60px;
        height: 160px;
        background: linear-gradient(to top, var(--bg-deep), rgba(232, 185, 35, 0.1));
        border-color: rgba(232, 185, 35, 0.35);
    }

    .volume-group.volume-master input[type="range"]::-webkit-slider-thumb {
        width: 50px;
        height: 50px;
    }

    .freq-display {
        gap: 3rem;
        padding: 0.5rem 0;
    }

    /* Phase cards wider */
    .phase-cards {
        grid-template-columns: repeat(5, 1fr);
        gap: 0.6rem;
    }

    .phase-card {
        padding: 0.6rem;
    }

    .phase-card-icon {
        font-size: 1.4rem;
    }

    .phase-card-name {
        font-size: 0.7rem;
    }

    .phase-card-duration {
        font-size: 0.85rem;
    }

    .phase-card-guidance {
        font-size: 0.6rem;
    }

    /* Effects section on tablets */
    .effects-section {
        margin-top: 0.5rem;
        width: 100%;
    }

    .effects-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.6rem;
    }

    .effect-card {
        padding: 0.6rem;
    }

    .effect-icon {
        font-size: 1.3rem;
    }

    .effect-slider {
        width: 70px;
    }
}

/* iPad Landscape - Live Performance Optimized Layout */
@media (orientation: landscape) and (min-width: 768px) {
    .container {
        padding: calc(0.3rem + var(--safe-top)) calc(0.75rem + var(--safe-right)) calc(0.3rem + var(--safe-bottom)) calc(0.75rem + var(--safe-left));
        gap: 0.4rem;
        flex-direction: row;
        flex-wrap: wrap;
        align-content: flex-start;
    }

    .header-bar {
        width: 100%;
        padding: 0.4rem 1rem;
        flex-shrink: 0;
        order: 1;
    }

    .timer-compact-display {
        font-size: 1.8rem;
    }

    /* Main content area - split layout for live performance */
    .free-mode-panel {
        flex: 1 1 60%;
        min-width: 400px;
        max-height: calc(100vh - 100px);
        order: 2;
        padding: 0.6rem;
    }

    .controls-section {
        flex: 0 0 auto;
        width: auto;
        min-width: 180px;
        max-width: 240px;
        padding: 0.5rem;
        display: flex;
        flex-direction: column;
        justify-content: center;
        max-height: calc(100vh - 100px);
        order: 3;
    }

    /* 10 interval buttons in 2 rows in landscape for maximum size */
    .interval-buttons {
        grid-template-columns: repeat(5, 1fr);
        grid-template-rows: repeat(2, 1fr);
        gap: 0.6rem;
        flex-grow: 1;
    }

    .interval-btn {
        padding: 0.5rem 0.3rem;
        min-height: 0;
        height: 100%;
    }

    .interval-btn-note {
        font-size: 1.4rem;
    }

    .interval-btn-freq {
        font-size: 0.7rem;
    }

    /* Compact controls in landscape */
    .controls-row {
        margin-bottom: 0.35rem;
    }

    .toggles-row {
        gap: 0.75rem;
    }

    .toggle-group {
        padding: 0.25rem;
    }

    .toggle-label {
        font-size: 0.7rem;
    }

    /* Vertical volume sliders in landscape - side by side */
    .volume-controls {
        flex-direction: row;
        gap: 0.75rem;
        padding: 0.4rem 0;
    }

    .volume-group input[type="range"] {
        width: 50px;
        height: 110px;
    }

    .volume-group input[type="range"]::-webkit-slider-thumb {
        width: 38px;
        height: 38px;
    }

    .volume-group.volume-master input[type="range"] {
        width: 60px;
        height: 130px;
    }

    .volume-group.volume-master input[type="range"]::-webkit-slider-thumb {
        width: 48px;
        height: 48px;
    }

    .volume-label {
        font-size: 0.6rem;
    }

    .volume-value {
        font-size: 0.85rem;
    }

    .freq-display {
        flex-direction: column;
        gap: 0.4rem;
        padding: 0.3rem 0;
    }

    .freq-channel-label {
        font-size: 0.55rem;
    }

    .freq-channel-value {
        font-size: 1.1rem;
    }

    .freq-channel-note {
        font-size: 0.75rem;
    }

    /* Hide audio status in landscape to save space */
    .audio-status {
        display: none;
    }

    /* Compact free mode header in landscape */
    .free-mode-header {
        margin-bottom: 0.4rem;
        padding-bottom: 0.3rem;
    }

    .free-mode-title {
        font-size: 0.75rem;
    }

    .free-mode-secondary {
        padding-top: 0.4rem;
        margin-top: 0.3rem;
    }

    /* Effects section in landscape - horizontal strip below */
    .effects-section {
        width: 100%;
        order: 4;
        padding: 0.5rem 0.75rem;
        margin-top: 0.3rem;
    }

    .effects-header {
        margin-bottom: 0.4rem;
        padding-bottom: 0.3rem;
    }

    .effects-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.5rem;
    }

    .effect-card {
        padding: 0.5rem;
    }

    .effect-icon {
        font-size: 1.2rem;
    }

    .effect-name {
        font-size: 0.7rem;
    }

    .effect-desc {
        display: none;
    }

    .pulse-visualizer,
    .breath-visualizer {
        width: 35px;
        height: 35px;
    }

    .pan-visualizer,
    .swell-visualizer {
        width: 70px;
        height: 16px;
    }

    /* Tuner section in landscape - horizontal strip at bottom */
    .tuner-section {
        width: 100%;
        order: 5;
        padding: 0.5rem 0.75rem;
        margin-top: 0.3rem;
    }

    .tuner-header {
        margin-bottom: 0.5rem;
        padding-bottom: 0.3rem;
    }

    .tuner-title {
        font-size: 0.75rem;
    }

    .tuner-subtitle {
        font-size: 0.55rem;
    }

    .tuner-content {
        display: flex;
        flex-wrap: wrap;
        gap: 0.75rem;
        align-items: flex-start;
        justify-content: center;
    }

    .tuner-controls-row {
        flex: 0 0 auto;
        margin-bottom: 0;
        gap: 0.5rem;
    }

    .tuner-select-group {
        min-width: 80px;
    }

    .tuner-select-label {
        font-size: 0.5rem;
    }

    .tuner-select {
        font-size: 0.75rem;
        padding: 0.4rem 0.5rem;
        min-height: 32px;
    }

    .tuner-pitch-btn {
        font-size: 0.65rem;
        padding: 0.3rem 0.6rem;
    }

    .tuner-instrument-tabs {
        flex: 0 0 auto;
        margin-bottom: 0;
        gap: 0.35rem;
    }

    .tuner-instrument-tab {
        font-size: 0.7rem;
        padding: 0.4rem 0.6rem;
    }

    .tuner-instrument-icon {
        font-size: 0.85rem;
    }

    .tuner-strings-container {
        flex: 1 1 auto;
    }

    .tuner-monochord-layout {
        flex-direction: row;
        gap: 0.25rem;
        padding: 0.4rem;
    }

    .tuner-string-btn {
        min-width: 70px;
        padding: 0.5rem 0.6rem;
    }

    .tuner-string-btn.middle {
        min-width: 100px;
    }

    .tuner-string-note {
        font-size: 1rem;
    }

    .tuner-string-freq {
        font-size: 0.55rem;
    }

    .tuner-string-count {
        font-size: 0.45rem;
    }

    .tuner-string-divider {
        width: 2px;
        height: 40px;
        margin: 0 0.2rem;
    }

    .tuner-tampura-layout {
        gap: 0.5rem;
    }

    .tuner-string-btn.tampura {
        min-width: 65px;
    }

    .tuner-string-btn.koto {
        min-width: 120px;
        padding: 0.6rem 1rem;
    }

    .tuner-freq-display {
        flex: 0 0 auto;
        margin-top: 0;
        padding-top: 0;
        border-top: none;
        flex-direction: column;
        gap: 0.25rem;
    }

    .tuner-freq-value {
        font-size: 1.1rem;
    }

    .tuner-freq-label {
        font-size: 0.55rem;
    }

    .tuner-bonus-row {
        flex: 0 0 100%;
        margin-top: 0.5rem;
        padding-top: 0.5rem;
        border-top: 1px solid rgba(232, 185, 35, 0.1);
        justify-content: center;
    }

    .tuner-bonus-btn {
        font-size: 0.6rem;
        padding: 0.3rem 0.5rem;
    }

    /* Koto layout in landscape */
    .tuner-koto-layout {
        flex-direction: row;
        gap: 0.75rem;
        align-items: flex-start;
    }
    
    .tuner-koto-phase {
        flex: 1;
    }
    
    .tuner-koto-phase-label {
        font-size: 0.55rem;
    }
    
    .tuner-koto-strings {
        grid-template-columns: repeat(6, 1fr);
        gap: 0.25rem;
    }
    
    .tuner-string-btn.koto-base {
        min-width: 100px;
        padding: 0.6rem 0.8rem;
    }
    
    .tuner-string-btn.koto-string {
        padding: 0.35rem 0.2rem;
    }
    
    .tuner-string-btn.koto-string .tuner-string-note {
        font-size: 0.75rem;
    }
    
    .tuner-string-btn.koto-string .tuner-string-freq {
        font-size: 0.4rem;
    }

    /* Pitch meter in landscape */
    .tuner-meter-section {
        flex: 0 0 100%;
        margin-top: 0.5rem;
        padding: 0.5rem;
    }
    
    .tuner-meter-header {
        margin-bottom: 0.3rem;
    }
    
    .tuner-meter-title {
        font-size: 0.65rem;
    }
    
    .tuner-meter-track {
        height: 20px;
        max-width: 250px;
    }
    
    .tuner-meter-needle {
        height: 16px;
    }
    
    .tuner-meter-detected {
        gap: 0.3rem;
    }
    
    .tuner-detected-note {
        font-size: 1.1rem;
    }
    
    .tuner-detected-freq {
        font-size: 0.65rem;
    }

    /* Collapsed state in landscape - more compact */
    .tuner-section.collapsed {
        padding: 0.4rem 0.75rem;
    }
}

/* Large iPad Pro - Maximum Live Performance Usability */
@media (min-width: 1024px) {
    .header-bar {
        padding: 0.6rem 1.5rem;
    }

    .header-left h1 {
        font-size: 1.2rem;
    }

    .timer-compact-display {
        font-size: 2.2rem;
        min-width: 100px;
    }

    .interval-buttons {
        gap: 0.9rem;
    }

    .interval-btn {
        padding: 1rem 0.5rem;
        border-radius: 14px;
        min-height: 90px;
    }

    .interval-btn-note {
        font-size: 1.6rem;
    }

    .interval-btn-freq {
        font-size: 0.8rem;
    }

    /* Even larger volume sliders for iPad Pro */
    .volume-group input[type="range"] {
        width: 65px;
        height: 160px;
    }

    .volume-group input[type="range"]::-webkit-slider-thumb {
        width: 50px;
        height: 50px;
    }

    .volume-group.volume-master input[type="range"] {
        width: 80px;
        height: 180px;
    }

    .volume-group.volume-master input[type="range"]::-webkit-slider-thumb {
        width: 60px;
        height: 60px;
    }

    .phase-card {
        padding: 0.75rem;
        border-radius: 10px;
    }

    .phase-card-icon {
        font-size: 1.6rem;
    }

    /* Tuner section on large iPad Pro */
    .tuner-string-btn {
        min-width: 85px;
        padding: 0.6rem 0.8rem;
    }

    .tuner-string-btn.middle {
        min-width: 120px;
    }

    .tuner-string-note {
        font-size: 1.2rem;
    }

    .tuner-string-freq {
        font-size: 0.65rem;
    }

    .tuner-instrument-tab {
        font-size: 0.8rem;
        padding: 0.5rem 0.8rem;
    }

    .tuner-bonus-btn {
        font-size: 0.7rem;
        padding: 0.4rem 0.6rem;
    }
    
    /* Koto on large iPad Pro */
    .tuner-string-btn.koto-string {
        padding: 0.5rem 0.3rem;
    }
    
    .tuner-string-btn.koto-string .tuner-string-note {
        font-size: 0.9rem;
    }
    
    .tuner-string-btn.koto-string .tuner-string-freq {
        font-size: 0.5rem;
    }
    
    /* Meter on large iPad Pro */
    .tuner-meter-track {
        max-width: 280px;
        height: 24px;
    }
}

/* Small screens (phones) */
@media (max-width: 767px) {
    .container {
        display: flex;
        flex-direction: column;
        padding: calc(0.75rem + var(--safe-top)) calc(1rem + var(--safe-right)) calc(0.75rem + var(--safe-bottom)) calc(1rem + var(--safe-left));
    }

    /* On phones, show legacy header/timer, hide compact bar */
    .header-bar {
        display: none !important;
    }

    header {
        display: block;
    }

    .timer-section {
        display: flex;
    }

    h1 {
        font-size: 1.4rem;
    }

    .timer-ring-container {
        width: min(55vmin, 250px);
        height: min(55vmin, 250px);
    }

    .phase-cards {
        grid-template-columns: repeat(5, 1fr);
        gap: 0.25rem;
    }

    .phase-card {
        padding: 0.4rem 0.2rem;
    }

    .phase-card-icon {
        font-size: 1rem;
    }

    .phase-card-name {
        font-size: 0.5rem;
    }

    .phase-card-duration {
        font-size: 0.65rem;
    }

    .controls-row {
        flex-direction: column;
        align-items: stretch;
    }

    .select-group {
        max-width: none;
    }

    .toggles-row {
        gap: 0.75rem;
    }

    /* Horizontal volume controls on phones */
    .volume-controls {
        gap: 0.75rem;
        flex-direction: row;
    }

    .volume-group input[type="range"] {
        width: 100px;
        height: 6px;
        writing-mode: horizontal-tb;
        direction: ltr;
    }

    .freq-display {
        gap: 1.5rem;
    }

    .interval-buttons {
        grid-template-columns: repeat(5, 1fr);
        gap: 0.35rem;
    }

    .interval-btn {
        padding: 0.5rem 0.25rem;
        min-height: 55px;
    }

    .interval-btn-note {
        font-size: 0.85rem;
    }

    .interval-btn-freq {
        font-size: 0.5rem;
    }

    .channel-selector {
        flex-wrap: wrap;
        padding: 0.4rem;
        gap: 0.4rem;
    }

    .channel-btn {
        font-size: 0.7rem;
        padding: 0.4rem 0.7rem;
        min-height: 36px;
    }

    .free-mode-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.4rem;
    }

    .free-mode-secondary {
        padding-top: 0.4rem;
        margin-top: 0.4rem;
    }

    .fade-speed-control {
        width: 100%;
        justify-content: center;
        padding: 0.4rem 0.5rem;
    }

    .fade-speed-label {
        font-size: 0.55rem;
    }

    .fade-speed-control input[type="range"] {
        width: 90px;
    }

    .fade-speed-value {
        font-size: 0.7rem;
        min-width: 30px;
    }

    /* Effects section on phones */
    .effects-section {
        margin-top: 0.5rem;
        padding: 0.75rem;
    }

    .effects-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }

    .effect-card {
        padding: 0.5rem;
    }

    .effect-icon {
        font-size: 1.2rem;
    }

    .effect-name {
        font-size: 0.7rem;
    }

    .effect-desc {
        font-size: 0.5rem;
    }

    .effect-slider {
        width: 50px;
    }

    .pulse-visualizer,
    .breath-visualizer {
        width: 35px;
        height: 35px;
    }

    .pan-visualizer,
    .swell-visualizer {
        width: 60px;
        height: 14px;
    }
}

/* Direction chevrons as SVG: the ◀/▶ text glyphs render as blue emoji squares on iOS. */
.dir-arrow {
    display: inline-block;
    width: 0.62em;
    height: 0.62em;
    vertical-align: -0.02em;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}