/* ============================================
   GODMODE PROTOCOL - Workshop Aesthetic
   Industrial meets mystical design system
   ============================================ */

/* === CSS VARIABLES === */
:root {
    /* Station Colors */
    --physics-green: #4ecca3;
    --physics-green-glow: rgba(78, 204, 163, 0.4);
    --build-amber: #d4a574;
    --build-amber-glow: rgba(212, 165, 116, 0.4);
    --frequency-purple: #b07cff;
    --frequency-purple-glow: rgba(176, 124, 255, 0.4);
    --training-gold: #c9a227;
    --training-gold-glow: rgba(201, 162, 39, 0.4);

    /* Workshop surfaces */
    --workbench: rgba(22, 33, 62, 0.95);
    --metal-dark: #1a1a2e;
    --metal-light: #2a2a3e;
    --rivet: rgba(201, 162, 39, 0.3);

    /* Text */
    --label-bright: #f0e6d3;
    --label-dim: #a89f8f;
    --label-muted: #6d6358;
}

/* === PAGE LAYOUT === */
.protocol-page {
    background: var(--void-black);
    min-height: 100vh;
}

.protocol-page::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(78, 204, 163, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(176, 124, 255, 0.06) 0%, transparent 50%),
        repeating-linear-gradient(0deg, transparent 0px, transparent 50px, rgba(201, 162, 39, 0.02) 50px, rgba(201, 162, 39, 0.02) 51px);
    pointer-events: none;
    z-index: 0;
}

/* === HEADER === */
.protocol-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    background: linear-gradient(180deg, var(--charcoal) 0%, transparent 100%);
    border-bottom: 1px solid var(--panel-border);
    position: relative;
    z-index: 100;
}

.back-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    transition: color var(--transition-fast);
}

.back-link:hover {
    color: var(--aged-gold);
}

.back-link svg {
    transition: transform var(--transition-fast);
}

.back-link:hover svg {
    transform: translateX(-4px);
}

.protocol-header .header-brand {
    text-align: center;
}

.protocol-header .header-brand h1 {
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    color: var(--aged-gold);
    letter-spacing: 0.2em;
    margin: 0;
    text-shadow: 0 0 30px var(--glow-gold);
}

.protocol-header .header-brand .subtitle {
    font-family: var(--font-heading);
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    margin: var(--space-1) 0 0;
}

.header-actions {
    display: flex;
    gap: var(--space-3);
}

.sound-toggle {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--panel-glass);
    border: 1px solid var(--panel-border);
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.sound-toggle:hover {
    border-color: var(--aged-gold);
    color: var(--parchment);
}

.sound-toggle.enabled {
    border-color: var(--physics-green);
    color: var(--physics-green);
    background: rgba(78, 204, 163, 0.1);
}

.sound-toggle .sound-on {
    display: none;
}

.sound-toggle.enabled .sound-on {
    display: block;
}

.sound-toggle.enabled .sound-off {
    display: none;
}

/* === MAIN CONTENT === */
.protocol-main {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-6);
    position: relative;
    z-index: 1;
}

/* === HERO SECTION === */
.protocol-hero {
    display: flex;
    gap: var(--space-8);
    align-items: center;
    margin-bottom: var(--space-8);
    padding: var(--space-8);
    background: var(--panel-glass);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.protocol-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg,
        var(--physics-green),
        var(--build-amber),
        var(--frequency-purple),
        var(--training-gold)
    );
}

.hero-content {
    flex: 1;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--physics-green);
    background: rgba(78, 204, 163, 0.1);
    border: 1px solid var(--physics-green);
    padding: var(--space-1) var(--space-3);
    border-radius: 4px;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-4);
}

.hero-title {
    font-family: var(--font-display);
    font-size: var(--fs-3xl);
    color: var(--parchment);
    margin: 0 0 var(--space-4);
    line-height: 1.2;
}

.hero-description {
    font-family: var(--font-body);
    font-size: var(--fs-lg);
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 600px;
}

.hero-stats {
    display: flex;
    gap: var(--space-6);
    margin-top: var(--space-6);
}

.hero-stats .stat {
    text-align: center;
}

.hero-stats .stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: var(--fs-2xl);
    color: var(--aged-gold);
    text-shadow: 0 0 20px var(--glow-gold);
}

.hero-stats .stat-label {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero-visual {
    width: 300px;
    height: 300px;
    flex-shrink: 0;
    position: relative;
}

.hero-canvas {
    width: 100%;
    height: 100%;
    border-radius: 4px;
}

/* === STATION HUB === */
.station-hub {
    margin-bottom: var(--space-8);
}

.hub-title {
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    color: var(--aged-gold);
    text-align: center;
    margin-bottom: var(--space-6);
    letter-spacing: 0.1em;
}

.station-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-5);
}

/* === STATION CARDS === */
.station-card {
    background: var(--workbench);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: var(--space-5);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.station-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}

.station-card[data-station="physics-lab"]::before {
    background: var(--physics-green);
}

.station-card[data-station="build-bay"]::before {
    background: var(--build-amber);
}

.station-card[data-station="frequency-lab"]::before {
    background: var(--frequency-purple);
}

.station-card[data-station="training-center"]::before {
    background: var(--training-gold);
}

.station-card:hover {
    transform: translateY(-4px);
    border-color: var(--aged-gold);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.station-card:hover::before {
    opacity: 1;
}

.station-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.station-icon.physics {
    background: rgba(78, 204, 163, 0.1);
    color: var(--physics-green);
    border: 1px solid rgba(78, 204, 163, 0.3);
}

.station-icon.build {
    background: rgba(212, 165, 116, 0.1);
    color: var(--build-amber);
    border: 1px solid rgba(212, 165, 116, 0.3);
}

.station-icon.frequency {
    background: rgba(176, 124, 255, 0.1);
    color: var(--frequency-purple);
    border: 1px solid rgba(176, 124, 255, 0.3);
}

.station-icon.training {
    background: rgba(201, 162, 39, 0.1);
    color: var(--training-gold);
    border: 1px solid rgba(201, 162, 39, 0.3);
}

.station-card:hover .station-icon {
    transform: scale(1.1);
}

.station-title {
    font-family: var(--font-display);
    font-size: var(--fs-lg);
    color: var(--parchment);
    margin: 0 0 var(--space-2);
}

.station-description {
    font-family: var(--font-body);
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0 0 var(--space-4);
}

.station-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.station-features .feature {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.05);
    padding: var(--space-1) var(--space-2);
    border-radius: 4px;
}

.station-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    padding-top: var(--space-3);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.station-tier {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.station-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.station-color.green { background: var(--physics-green); }
.station-color.amber { background: var(--build-amber); }
.station-color.purple { background: var(--frequency-purple); }
.station-color.gold { background: var(--training-gold); }

.station-cta {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-display);
    font-size: var(--fs-sm);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--parchment);
    background: transparent;
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.station-cta:hover {
    background: rgba(201, 162, 39, 0.1);
    border-color: var(--aged-gold);
    color: var(--aged-gold);
}

/* === STATION CONTENT AREAS === */
.station-content-area {
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.station-back {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--space-2) 0;
    margin-bottom: var(--space-4);
    transition: color var(--transition-fast);
}

.station-back:hover {
    color: var(--aged-gold);
}

.station-back:hover svg {
    transform: translateX(-4px);
}

.station-back svg {
    transition: transform var(--transition-fast);
}

.station-header {
    text-align: center;
    margin-bottom: var(--space-6);
    padding: var(--space-6);
    background: var(--panel-glass);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    position: relative;
}

.station-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.station-header.physics::before { background: var(--physics-green); }
.station-header.build::before { background: var(--build-amber); }
.station-header.frequency::before { background: var(--frequency-purple); }
.station-header.training::before { background: var(--training-gold); }

.station-header h2 {
    font-family: var(--font-display);
    font-size: var(--fs-2xl);
    margin: 0 0 var(--space-2);
}

.station-header.physics h2 { color: var(--physics-green); }
.station-header.build h2 { color: var(--build-amber); }
.station-header.frequency h2 { color: var(--frequency-purple); }
.station-header.training h2 { color: var(--training-gold); }

.station-header p {
    font-family: var(--font-heading);
    font-size: var(--fs-lg);
    color: var(--text-secondary);
    margin: 0;
}

/* === PANELS === */
.panel {
    background: var(--workbench);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: var(--space-5);
    margin-bottom: var(--space-5);
}

.panel h3 {
    font-family: var(--font-display);
    font-size: var(--fs-lg);
    color: var(--aged-gold);
    margin: 0 0 var(--space-3);
    letter-spacing: 0.05em;
}

.panel h4 {
    font-family: var(--font-heading);
    font-size: var(--fs-md);
    color: var(--parchment);
    margin: 0 0 var(--space-3);
}

.panel-subtitle {
    font-family: var(--font-body);
    font-size: var(--fs-sm);
    color: var(--text-muted);
    margin: 0 0 var(--space-4);
}

/* === PHYSICS LAB === */
.physics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-5);
}

.proven-panel .phenomena-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.phenomenon {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: var(--space-3);
    padding: var(--space-3);
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
    align-items: center;
}

.phenomenon .status {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--physics-green);
    background: rgba(78, 204, 163, 0.1);
    padding: var(--space-1) var(--space-2);
    border-radius: 4px;
    text-align: center;
}

.phenomenon .name {
    font-family: var(--font-body);
    color: var(--parchment);
    grid-column: 2;
}

.phenomenon .evidence {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    grid-column: 2;
}

/* Chamber Panel */
.chamber-data {
    display: grid;
    gap: var(--space-5);
}

.dimension-group,
.frequency-group {
    padding: var(--space-4);
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
}

.dimension,
.frequency-mode {
    display: grid;
    grid-template-columns: 100px 80px 1fr;
    gap: var(--space-2);
    padding: var(--space-2) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.dimension:last-child,
.frequency-mode:last-child {
    border-bottom: none;
}

.dimension .label,
.frequency-mode .mode {
    color: var(--text-secondary);
}

.dimension .value,
.frequency-mode .hz {
    font-family: var(--font-mono);
    color: var(--physics-green);
}

.dimension .cubits,
.frequency-mode .note {
    font-size: var(--fs-xs);
    color: var(--text-muted);
}

.frequency-mode.highlight {
    background: rgba(201, 162, 39, 0.1);
    margin: var(--space-2) calc(-1 * var(--space-2));
    padding: var(--space-2);
    border-radius: 4px;
}

.frequency-mode.highlight .hz {
    color: var(--aged-gold);
}

.insight-box {
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.1), rgba(78, 204, 163, 0.05));
    border: 1px solid rgba(201, 162, 39, 0.3);
    border-radius: 4px;
    padding: var(--space-4);
}

.insight-box p {
    color: var(--aged-gold);
    margin: 0 0 var(--space-2);
}

.insight-box ul {
    margin: 0;
    padding-left: var(--space-4);
    color: var(--text-secondary);
}

.insight-box li {
    margin-bottom: var(--space-1);
}

/* === BUILD BAY === */
.build-tiers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-5);
    margin-bottom: var(--space-6);
}

.tier-card {
    background: var(--workbench);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: var(--space-5);
    transition: all var(--transition-normal);
}

.tier-card:hover {
    border-color: var(--build-amber);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.tier-card.dangerous {
    border-color: rgba(255, 107, 107, 0.3);
}

.tier-card.dangerous:hover {
    border-color: var(--danger);
}

.tier-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.tier-number {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: var(--fs-lg);
    color: var(--build-amber);
    background: rgba(212, 165, 116, 0.1);
    border: 1px solid rgba(212, 165, 116, 0.3);
    border-radius: 50%;
}

.tier-info h4 {
    font-family: var(--font-display);
    font-size: var(--fs-md);
    color: var(--parchment);
    margin: 0;
}

.tier-price {
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--build-amber);
}

.tier-badge {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--physics-green);
    background: rgba(78, 204, 163, 0.1);
    padding: var(--space-1) var(--space-2);
    border-radius: 4px;
}

.tier-badge.danger {
    color: var(--danger);
    background: rgba(255, 107, 107, 0.1);
}

.tier-goal {
    font-family: var(--font-heading);
    font-style: italic;
    color: var(--text-secondary);
    margin: 0 0 var(--space-4);
}

.components-list h5,
.assembly-steps h5 {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0 0 var(--space-2);
}

.components-list ul,
.assembly-steps ol {
    margin: 0 0 var(--space-4);
    padding-left: var(--space-4);
    color: var(--text-secondary);
    font-size: var(--fs-sm);
}

.components-list li,
.assembly-steps li {
    margin-bottom: var(--space-2);
}

.qty {
    font-family: var(--font-mono);
    color: var(--build-amber);
}

.warning-box,
.danger-box {
    background: rgba(255, 107, 107, 0.05);
    border: 1px solid rgba(255, 107, 107, 0.3);
    border-radius: 4px;
    padding: var(--space-3);
    margin-top: var(--space-4);
}

.warning-box p,
.danger-box p {
    color: var(--danger);
    margin: 0;
    font-size: var(--fs-sm);
}

.danger-box p:first-child {
    font-weight: bold;
}

/* Equipment Tables */
.equipment-tables {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-5);
}

.equipment-table {
    background: var(--workbench);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: var(--space-5);
}

.equipment-table h4 {
    font-family: var(--font-display);
    font-size: var(--fs-md);
    color: var(--aged-gold);
    margin: 0 0 var(--space-4);
}

.equipment-table table {
    width: 100%;
    border-collapse: collapse;
}

.equipment-table th {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-align: left;
    padding: var(--space-2);
    border-bottom: 1px solid var(--panel-border);
}

.equipment-table td {
    padding: var(--space-2);
    color: var(--text-secondary);
    font-size: var(--fs-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.equipment-table td:nth-child(2) {
    font-family: var(--font-mono);
    color: var(--build-amber);
}

/* === FREQUENCY LAB === */
.frequency-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-5);
}

.freq-panel {
    background: var(--workbench);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: var(--space-5);
}

.freq-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.freq-item {
    display: grid;
    grid-template-columns: 80px 100px 1fr auto;
    gap: var(--space-3);
    align-items: center;
    padding: var(--space-3);
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
    transition: background var(--transition-fast);
}

.freq-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.freq-item.primary {
    background: rgba(78, 204, 163, 0.1);
    border: 1px solid rgba(78, 204, 163, 0.3);
}

.freq-item.highlight {
    background: rgba(176, 124, 255, 0.1);
    border: 1px solid rgba(176, 124, 255, 0.3);
}

.freq-hz {
    font-family: var(--font-mono);
    font-size: var(--fs-md);
    color: var(--frequency-purple);
}

.freq-name {
    font-family: var(--font-heading);
    color: var(--parchment);
}

.freq-effect {
    font-size: var(--fs-sm);
    color: var(--text-muted);
}

.play-freq {
    padding: var(--space-2) var(--space-3);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--frequency-purple);
    background: transparent;
    border: 1px solid rgba(176, 124, 255, 0.3);
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.play-freq:hover {
    background: rgba(176, 124, 255, 0.1);
    border-color: var(--frequency-purple);
}

.play-freq.playing {
    background: var(--frequency-purple);
    color: var(--void-black);
}

/* Tuning Comparison */
.tuning-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.tuning {
    padding: var(--space-4);
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
}

.tuning h4 {
    font-family: var(--font-display);
    font-size: var(--fs-sm);
    margin: 0 0 var(--space-3);
}

.tuning.ancient h4 {
    color: var(--aged-gold);
}

.tuning.modern h4 {
    color: var(--text-muted);
}

.tuning ul {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-3);
}

.tuning li {
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-1);
}

/* Binaural Controls */
.binaural-controls {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.control-group label {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.control-group select,
.control-group input[type="range"] {
    width: 100%;
}

.control-group select {
    padding: var(--space-2) var(--space-3);
    background: var(--metal-dark);
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    color: var(--parchment);
    font-family: var(--font-body);
}

.range-value {
    font-family: var(--font-mono);
    color: var(--frequency-purple);
}

.binaural-output {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
    padding: var(--space-4);
    background: rgba(176, 124, 255, 0.05);
    border-radius: 4px;
}

.channel {
    text-align: center;
}

.channel .label {
    display: block;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    margin-bottom: var(--space-1);
}

.channel .value {
    font-family: var(--font-mono);
    font-size: var(--fs-md);
    color: var(--frequency-purple);
}

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

.binaural-actions {
    display: flex;
    gap: var(--space-3);
}

.btn-primary,
.btn-secondary {
    flex: 1;
    padding: var(--space-3);
    font-family: var(--font-display);
    font-size: var(--fs-sm);
    letter-spacing: 0.05em;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: var(--frequency-purple);
    border: 1px solid var(--frequency-purple);
    color: var(--void-black);
}

.btn-primary:hover {
    box-shadow: 0 0 20px var(--frequency-purple-glow);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--panel-border);
    color: var(--parchment);
}

.btn-secondary:hover:not(:disabled) {
    border-color: var(--frequency-purple);
}

.btn-secondary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.headphone-warning {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--warning);
    text-align: center;
    margin: 0;
}

/* Reference Panel */
.reference-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-4);
}

.ref-section h4 {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0 0 var(--space-2);
}

.ref-item {
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    padding: var(--space-1) 0;
}

/* === TRAINING CENTER === */
.training-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

.protocol-timeline {
    background: var(--workbench);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: var(--space-5);
}

.protocol-timeline > h3 {
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    color: var(--aged-gold);
    text-align: center;
    margin: 0 0 var(--space-6);
}

.phase {
    margin-bottom: var(--space-6);
    padding-left: var(--space-5);
    border-left: 2px solid var(--panel-border);
    position: relative;
}

.phase::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 0;
    width: 14px;
    height: 14px;
    background: var(--training-gold);
    border-radius: 50%;
}

.phase-1::before { background: var(--physics-green); }
.phase-2::before { background: var(--frequency-purple); }
.phase-3::before { background: var(--training-gold); }

.phase-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.phase-number {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
}

.phase-weeks {
    font-family: var(--font-display);
    font-size: var(--fs-md);
    color: var(--parchment);
}

.phase-name {
    font-family: var(--font-heading);
    font-style: italic;
    color: var(--text-secondary);
}

.phase-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-4);
}

.daily-protocol,
.weekly-milestones,
.tracking {
    padding: var(--space-4);
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
}

.daily-protocol h4,
.weekly-milestones h4,
.tracking h4 {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0 0 var(--space-2);
}

.daily-protocol ul,
.weekly-milestones ul {
    margin: 0;
    padding-left: var(--space-4);
    color: var(--text-secondary);
}

.daily-protocol li,
.weekly-milestones li {
    margin-bottom: var(--space-2);
}

.tracking p {
    margin: 0;
    color: var(--text-secondary);
}

/* Capability Levels */
.capability-levels {
    background: var(--workbench);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: var(--space-5);
}

.capability-levels > h3 {
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    color: var(--aged-gold);
    text-align: center;
    margin: 0 0 var(--space-6);
}

.level {
    padding: var(--space-5);
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
    margin-bottom: var(--space-4);
}

.level-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.level-number {
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--training-gold);
    background: rgba(201, 162, 39, 0.1);
    padding: var(--space-1) var(--space-2);
    border-radius: 4px;
}

.level-name {
    font-family: var(--font-display);
    font-size: var(--fs-md);
    color: var(--parchment);
}

.level-time {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
}

.level-goal {
    font-family: var(--font-heading);
    font-style: italic;
    color: var(--text-secondary);
    margin: 0 0 var(--space-3);
}

.level-skills {
    margin: 0;
    padding-left: var(--space-4);
    color: var(--text-secondary);
}

.level-skills li {
    margin-bottom: var(--space-1);
}

/* Core Insight */
.core-insight {
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.1), rgba(78, 204, 163, 0.05));
    border: 1px solid rgba(201, 162, 39, 0.3);
    border-radius: 8px;
    padding: var(--space-6);
}

.core-insight h3 {
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    color: var(--aged-gold);
    text-align: center;
    margin: 0 0 var(--space-5);
}

.main-insight {
    font-family: var(--font-heading);
    font-size: var(--fs-xl);
    color: var(--parchment);
    text-align: center;
    margin: 0 0 var(--space-5);
}

.main-insight strong {
    color: var(--aged-gold);
}

.coherence-means,
.laser-analogy {
    margin-bottom: var(--space-5);
}

.coherence-means h4,
.laser-analogy h4 {
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--text-muted);
    margin: 0 0 var(--space-2);
}

.coherence-means ul {
    margin: 0;
    padding-left: var(--space-4);
    color: var(--text-secondary);
}

.laser-analogy p {
    margin: 0 0 var(--space-1);
    color: var(--text-secondary);
}

.laser-analogy strong {
    color: var(--parchment);
}

.formula-box {
    text-align: center;
    padding: var(--space-4);
    background: var(--void-black);
    border-radius: 4px;
}

.formula-box code {
    font-family: var(--font-mono);
    font-size: var(--fs-lg);
    color: var(--aged-gold);
    text-shadow: 0 0 20px var(--glow-gold);
}

/* === BUDGET CALCULATOR === */
.budget-calculator {
    background: var(--workbench);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: var(--space-6);
    text-align: center;
}

.budget-calculator h3 {
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    color: var(--aged-gold);
    margin: 0 0 var(--space-2);
}

.calc-description {
    font-family: var(--font-body);
    color: var(--text-secondary);
    margin: 0 0 var(--space-5);
}

.budget-slider-container {
    max-width: 600px;
    margin: 0 auto var(--space-5);
}

#budget-slider {
    width: 100%;
    height: 8px;
    appearance: none;
    background: var(--metal-dark);
    border-radius: 4px;
    outline: none;
}

#budget-slider::-webkit-slider-thumb {
    appearance: none;
    width: 24px;
    height: 24px;
    background: var(--aged-gold);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 10px var(--glow-gold);
}

.budget-markers {
    display: flex;
    justify-content: space-between;
    margin-top: var(--space-2);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
}

.budget-result {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--space-5);
    background: rgba(201, 162, 39, 0.05);
    border: 1px solid rgba(201, 162, 39, 0.2);
    border-radius: 8px;
}

.result-tier {
    margin-bottom: var(--space-3);
}

.result-label {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    margin-right: var(--space-2);
}

.result-value {
    font-family: var(--font-display);
    font-size: var(--fs-lg);
    color: var(--aged-gold);
    transition: color var(--transition-fast);
}

.result-value.updated {
    color: var(--physics-green);
}

.result-description {
    font-family: var(--font-body);
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

.result-action {
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-display);
    font-size: var(--fs-sm);
    letter-spacing: 0.1em;
    color: var(--void-black);
    background: var(--aged-gold);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.result-action:hover {
    box-shadow: 0 0 20px var(--glow-gold);
}

/* === FOOTER === */
.protocol-footer {
    text-align: center;
    padding: var(--space-8) var(--space-6);
    border-top: 1px solid var(--panel-border);
    margin-top: var(--space-8);
}

.footer-quote {
    max-width: 800px;
    margin: 0 auto var(--space-5);
}

.footer-quote p {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: var(--fs-lg);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.footer-cta p {
    font-family: var(--font-display);
    font-size: var(--fs-2xl);
    color: var(--aged-gold);
    text-shadow: 0 0 30px var(--glow-gold);
    margin: 0 0 var(--space-5);
}

.footer-links a {
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--aged-gold);
}

/* === STONE CALCULATOR STYLES === */
.stone-calc {
    display: grid;
    gap: var(--space-5);
}

.calc-inputs {
    display: grid;
    gap: var(--space-4);
}

.input-group label {
    display: block;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-2);
}

.input-group select {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    background: var(--metal-dark);
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    color: var(--parchment);
    font-family: var(--font-body);
}

.material-info {
    display: block;
    font-size: var(--fs-xs);
    color: var(--text-muted);
    margin-top: var(--space-1);
}

.slider-with-input {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.slider-with-input input[type="range"] {
    flex: 1;
}

.slider-with-input input[type="number"] {
    width: 80px;
    padding: var(--space-2);
    background: var(--metal-dark);
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    color: var(--physics-green);
    font-family: var(--font-mono);
    text-align: center;
}

.slider-with-input .unit {
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--text-muted);
}

.material-properties {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
    padding: var(--space-3);
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
}

.prop {
    text-align: center;
}

.prop-label {
    display: block;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    margin-bottom: var(--space-1);
}

.prop-value {
    font-family: var(--font-mono);
    color: var(--physics-green);
}

.calc-results {
    display: grid;
    gap: var(--space-4);
}

.fundamental-result {
    padding: var(--space-5);
    background: linear-gradient(135deg, rgba(78, 204, 163, 0.1), rgba(201, 162, 39, 0.05));
    border: 1px solid rgba(78, 204, 163, 0.3);
    border-radius: 8px;
    text-align: center;
}

.result-header {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.result-label {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.result-class {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    padding: var(--space-1) var(--space-2);
    border-radius: 4px;
}

.result-main {
    margin-bottom: var(--space-3);
}

.result-main .result-value {
    font-family: var(--font-display);
    font-size: var(--fs-hero);
    color: var(--physics-green);
    text-shadow: 0 0 30px var(--physics-green-glow);
}

.result-main .result-unit {
    font-family: var(--font-mono);
    font-size: var(--fs-xl);
    color: var(--physics-green);
    margin-left: var(--space-2);
}

.play-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: transparent;
    border: 1px solid var(--physics-green);
    border-radius: 20px;
    color: var(--physics-green);
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.play-button:hover:not(:disabled) {
    background: rgba(78, 204, 163, 0.1);
    box-shadow: 0 0 15px var(--physics-green-glow);
}

.play-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.play-button.playing {
    background: var(--physics-green);
    color: var(--void-black);
}

.harmonics-section h4 {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0 0 var(--space-3);
}

.harmonics-list {
    display: grid;
    gap: var(--space-2);
}

.harmonic-item {
    display: grid;
    grid-template-columns: 40px 100px 80px auto;
    gap: var(--space-2);
    align-items: center;
    padding: var(--space-2);
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
}

.harmonic-item.inaudible {
    opacity: 0.5;
}

.harmonic-num {
    font-family: var(--font-mono);
    color: var(--physics-green);
    text-align: center;
}

.harmonic-freq {
    font-family: var(--font-mono);
    color: var(--parchment);
}

.harmonic-class {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    padding: var(--space-1);
    border-radius: 4px;
    text-align: center;
}

.harmonic-play {
    width: 28px;
    height: 28px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--panel-border);
    border-radius: 50%;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.harmonic-play:hover {
    border-color: var(--physics-green);
    color: var(--physics-green);
}

.harmonic-play.playing {
    background: var(--physics-green);
    color: var(--void-black);
}

.harmonic-na {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
}

.waveform-display {
    border-radius: 4px;
    overflow: hidden;
}

#waveform-canvas {
    width: 100%;
    height: 100px;
    display: block;
}

.formula-display {
    padding: var(--space-3);
    background: var(--void-black);
    border-radius: 4px;
    text-align: center;
}

.formula-display code {
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.formula-display #formula-calc {
    color: var(--physics-green);
}

.calc-examples h4 {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0 0 var(--space-3);
}

.example-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-2);
}

.example-btn {
    padding: var(--space-3);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    cursor: pointer;
    text-align: left;
    transition: all var(--transition-fast);
}

.example-btn:hover {
    border-color: var(--physics-green);
    background: rgba(78, 204, 163, 0.05);
}

.example-btn.active {
    border-color: var(--physics-green);
    background: rgba(78, 204, 163, 0.1);
}

.example-name {
    display: block;
    font-family: var(--font-body);
    color: var(--parchment);
    margin-bottom: var(--space-1);
}

.example-value {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
}

.share-result {
    text-align: center;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: transparent;
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.share-btn:hover {
    border-color: var(--aged-gold);
    color: var(--aged-gold);
}

/* === CYMATICS VISUALIZER STYLES === */
.cymatics-viz {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-5);
    align-items: start;
}

.cymatics-viz.mobile {
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

.viz-main {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    align-items: center;
}

#cymatics-canvas {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 0 30px rgba(78, 204, 163, 0.1);
}

.viz-legend {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.legend-item .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.legend-item .dot.gold { background: var(--aged-gold); }
.legend-item .dot.green { background: var(--physics-green); }
.legend-item .dot.dim { background: var(--build-amber); opacity: 0.5; }

.viz-controls {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.freq-input-group {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.freq-input-group input[type="range"] {
    flex: 1;
}

.freq-input-group input[type="number"] {
    width: 80px;
    padding: var(--space-2);
    background: var(--metal-dark);
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    color: var(--frequency-purple);
    font-family: var(--font-mono);
    text-align: center;
}

.preset-buttons h4 {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0 0 var(--space-2);
}

.preset-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: var(--space-2);
}

.preset-btn {
    padding: var(--space-2);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    cursor: pointer;
    text-align: center;
    transition: all var(--transition-fast);
}

.preset-btn:hover {
    border-color: var(--frequency-purple);
    background: rgba(176, 124, 255, 0.05);
}

.preset-btn.active {
    border-color: var(--frequency-purple);
    background: rgba(176, 124, 255, 0.1);
}

.preset-name {
    display: block;
    font-family: var(--font-body);
    font-size: var(--fs-sm);
    color: var(--parchment);
}

.preset-freq {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--frequency-purple);
}

.mode-controls h4 {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0 0 var(--space-2);
}

.mode-inputs {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.mode-input {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.mode-input label {
    font-family: var(--font-mono);
    color: var(--text-muted);
}

.mode-input input {
    width: 60px;
    padding: var(--space-2);
    background: var(--metal-dark);
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    color: var(--frequency-purple);
    font-family: var(--font-mono);
    text-align: center;
}

.auto-mode-btn {
    padding: var(--space-2) var(--space-3);
    background: transparent;
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.auto-mode-btn:hover {
    border-color: var(--frequency-purple);
    color: var(--frequency-purple);
}

.auto-mode-btn.active {
    background: rgba(176, 124, 255, 0.1);
    border-color: var(--frequency-purple);
    color: var(--frequency-purple);
}

.action-buttons {
    display: flex;
    gap: var(--space-3);
}

.action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3);
    background: transparent;
    border: 1px solid var(--panel-border);
    border-radius: 4px;
    color: var(--parchment);
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.action-btn:hover {
    border-color: var(--frequency-purple);
}

.action-btn.primary {
    background: var(--frequency-purple);
    border-color: var(--frequency-purple);
    color: var(--void-black);
}

.action-btn.primary:hover {
    box-shadow: 0 0 20px var(--frequency-purple-glow);
}

#toggle-sound .sound-on {
    display: none;
}

#toggle-sound.playing .sound-on {
    display: block;
}

#toggle-sound.playing .sound-off {
    display: none;
}

.cymatics-viz .formula-box {
    margin-top: var(--space-2);
}

.formula-desc {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    margin: var(--space-2) 0 0;
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
    .protocol-hero {
        flex-direction: column;
        text-align: center;
    }

    .hero-visual {
        width: 200px;
        height: 200px;
    }

    .physics-grid,
    .frequency-grid {
        grid-template-columns: 1fr;
    }

    .cymatics-viz {
        grid-template-columns: 1fr;
    }

    .tuning-comparison {
        grid-template-columns: 1fr;
    }

    .material-properties {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    /* Cymatics mobile specific */
    .cymatics-viz {
        grid-template-columns: 1fr;
    }

    .cymatics-viz .viz-main {
        order: 1;
    }

    .cymatics-viz .viz-controls {
        order: 2;
    }

    .viz-legend {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-2);
    }

    .preset-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .action-buttons {
        flex-direction: column;
    }

    .action-btn {
        width: 100%;
    }

    .mode-inputs {
        flex-wrap: wrap;
    }

    /* Physics Lab panels */
    .physics-grid {
        grid-template-columns: 1fr;
    }

    .cymatics-panel,
    .calculator-panel {
        overflow-x: auto;
    }

    /* Frequency items */
    .freq-item {
        grid-template-columns: 1fr;
        gap: var(--space-2);
    }

    .freq-hz {
        font-size: var(--fs-lg);
    }

    .freq-item .play-freq {
        width: 100%;
        margin-top: var(--space-2);
    }
}

@media (max-width: 600px) {
    .protocol-header {
        flex-direction: column;
        gap: var(--space-3);
    }

    .protocol-header .header-brand {
        order: 1;
    }

    .back-link {
        order: 0;
        align-self: flex-start;
    }

    .header-actions {
        order: 2;
    }

    .protocol-main {
        padding: var(--space-4);
    }

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

    .hero-stats {
        flex-direction: column;
        gap: var(--space-3);
    }

    .build-tiers {
        grid-template-columns: 1fr;
    }

    .equipment-tables {
        grid-template-columns: 1fr;
    }

    .freq-item {
        grid-template-columns: 60px 1fr;
    }

    .freq-effect {
        grid-column: span 2;
    }

    .binaural-output {
        grid-template-columns: 1fr;
    }

    .harmonic-item {
        grid-template-columns: 30px 1fr auto auto;
    }

    .harmonic-class {
        display: none;
    }
}

/* ============================================
   SESSION BUILDER & TRAINING PROGRAM WRAPPERS
   ============================================ */

/* Session Builder Wrapper */
.session-builder-wrapper {
    margin-bottom: var(--space-8);
    padding: var(--space-6);
    background: var(--workbench);
    border-radius: var(--radius-lg);
    border: 1px solid var(--frequency-purple-glow);
}

.session-builder-wrapper .section-title {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    color: var(--frequency-purple);
    margin-bottom: var(--space-2);
}

.session-builder-wrapper .section-subtitle {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    color: var(--label-dim);
    margin-bottom: var(--space-4);
}

#session-builder-container {
    min-height: 400px;
}

/* Training Program Wrapper */
.training-program-wrapper {
    margin-bottom: var(--space-8);
}

#training-program-container {
    min-height: 600px;
}

/* Auth Container in Header */
#auth-container {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* Responsive adjustments for new containers */
@media (max-width: 768px) {
    .session-builder-wrapper {
        padding: var(--space-4);
        margin-bottom: var(--space-6);
    }

    .session-builder-wrapper .section-title {
        font-size: var(--text-xl);
    }

    #session-builder-container {
        min-height: 300px;
    }

    #training-program-container {
        min-height: 400px;
    }
}