:root,
[data-bs-theme="dark"] {
    color-scheme: dark;
    --bg-color: #151412;
    --shell-bg: #1b1a18;
    --surface: #211f1c;
    --surface-raised: #282521;
    --surface-muted: #1a1917;
    --surface-soft: #25221f;
    --text-color: #f0ebe3;
    --muted-text: #aaa298;
    --subtle-text: #756f67;
    --border-color: #36322e;
    --border-strong: #464039;
    --track-bg: #151412;
    --track-line: #4d4740;
    --accent: #b8794f;
    --accent-strong: #d18a58;
    --accent-muted: rgba(184, 121, 79, 0.14);
    --accent-ring: rgba(209, 138, 88, 0.26);
    --success: #93ad91;
    --danger: #cf766c;
    --drop-zone-border: rgba(240, 235, 227, 0.24);
    --item-border: rgba(240, 235, 227, 0.08);
    --tooltip-bg: #181715;
    --empty-border: rgba(240, 235, 227, 0.16);
    --empty-bg: rgba(0, 0, 0, 0.08);
    --primary-action-border: rgba(209, 138, 88, 0.42);
    --primary-action-text: #f7e7d9;
    --primary-action-text-hover: #fff1e7;
    --primary-action-bg: rgba(184, 121, 79, 0.18);
    --primary-action-bg-hover: rgba(184, 121, 79, 0.28);
    --preview-button-border: rgba(209, 138, 88, 0.36);
    --preview-button-text: #f7e7d9;
    --preview-button-bg: rgba(184, 121, 79, 0.2);
    --preview-button-bg-hover: rgba(184, 121, 79, 0.28);
    --preview-button-bg-active: rgba(184, 121, 79, 0.34);
    --fader-thumb-border: rgba(21, 20, 18, 0.8);
    --fader-thumb-bg: #d8d0c5;
    --fader-scale-text: rgba(240, 235, 227, 0.5);
    --fader-scale-line: rgba(240, 235, 227, 0.14);
    --fader-scale-mark: rgba(240, 235, 227, 0.28);
    --switch-thumb-bg: #a9a198;
    --switch-thumb-border: rgba(240, 235, 227, 0.16);
    --switch-checked-border: rgba(209, 138, 88, 0.48);
    --switch-checked-bg: rgba(184, 121, 79, 0.14);
    --curve-panel-bg: rgba(184, 121, 79, 0.07);
    --curve-panel-border: rgba(184, 121, 79, 0.22);
    --curve-grid: rgba(240, 235, 227, 0.12);
    --curve-fill: rgba(184, 121, 79, 0.12);
    --curve-zero: rgba(147, 173, 145, 0.58);
    --curve-point-fill: #efe6d8;
    --font-ui: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", "Noto Sans SC", sans-serif;
    --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

[data-bs-theme="light"] {
    color-scheme: light;
    --bg-color: #f3f4f4;
    --shell-bg: #fbfbfa;
    --surface: #ffffff;
    --surface-raised: #f1f0ee;
    --surface-muted: #ecebea;
    --surface-soft: #f7f6f4;
    --text-color: #242321;
    --muted-text: #65615b;
    --subtle-text: #8e8983;
    --border-color: #d8d4cf;
    --border-strong: #c6c0b9;
    --track-bg: #e5e3e0;
    --track-line: #b7b1aa;
    --accent: #9b6848;
    --accent-strong: #a8653e;
    --accent-muted: rgba(168, 101, 62, 0.12);
    --accent-ring: rgba(168, 101, 62, 0.24);
    --success: #587e58;
    --danger: #b95b52;
    --drop-zone-border: rgba(36, 35, 33, 0.2);
    --item-border: rgba(36, 35, 33, 0.08);
    --tooltip-bg: #fffdf9;
    --empty-border: rgba(36, 35, 33, 0.16);
    --empty-bg: rgba(36, 35, 33, 0.035);
    --primary-action-border: rgba(168, 101, 62, 0.36);
    --primary-action-text: #402819;
    --primary-action-text-hover: #2f1d13;
    --primary-action-bg: rgba(168, 101, 62, 0.13);
    --primary-action-bg-hover: rgba(168, 101, 62, 0.2);
    --preview-button-border: rgba(168, 101, 62, 0.32);
    --preview-button-text: #402819;
    --preview-button-bg: rgba(168, 101, 62, 0.14);
    --preview-button-bg-hover: rgba(168, 101, 62, 0.22);
    --preview-button-bg-active: rgba(168, 101, 62, 0.28);
    --fader-thumb-border: rgba(36, 35, 33, 0.28);
    --fader-thumb-bg: #fffaf3;
    --fader-scale-text: rgba(36, 35, 33, 0.5);
    --fader-scale-line: rgba(36, 35, 33, 0.14);
    --fader-scale-mark: rgba(36, 35, 33, 0.28);
    --switch-thumb-bg: #faf8f5;
    --switch-thumb-border: rgba(36, 35, 33, 0.14);
    --switch-checked-border: rgba(168, 101, 62, 0.42);
    --switch-checked-bg: rgba(168, 101, 62, 0.13);
    --curve-panel-bg: rgba(168, 101, 62, 0.07);
    --curve-panel-border: rgba(168, 101, 62, 0.2);
    --curve-grid: rgba(36, 35, 33, 0.13);
    --curve-fill: rgba(168, 101, 62, 0.1);
    --curve-zero: rgba(88, 126, 88, 0.62);
    --curve-point-fill: #fffaf2;
}

* {
    box-sizing: border-box;
}

.theme-change-instant,
.theme-change-instant *,
.theme-change-instant *::before,
.theme-change-instant *::after {
    transition: none !important;
    animation: none !important;
}

html,
body {
    min-height: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-ui);
    font-size: 16px;
    line-height: 1.45;
    overflow-y: auto;
    padding: clamp(10px, 1.8vw, 20px);
}

button,
input,
select {
    font: inherit;
}

button,
select,
input[type="file"],
input[type="range"],
.drop-zone {
    touch-action: manipulation;
}

button:focus-visible,
select:focus-visible,
input:focus-visible,
.drop-zone:focus-within {
    outline: 2px solid var(--accent-ring);
    outline-offset: 2px;
}

.container-main {
    width: min(100%, 1400px);
    min-height: calc(100vh - clamp(20px, 3.6vw, 40px));
    margin: 0 auto;
    color: var(--text-color);
}

.control-shell {
    min-height: inherit;
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    background: var(--shell-bg);
    padding: clamp(14px, 1.9vw, 22px);
}

.control-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border-color);
}

.brand-lockup {
    display: flex;
    align-items: center;
    min-width: 0;
    gap: 12px;
}

.logo-mark {
    width: 34px;
    height: 34px;
    border-radius: 6px;
    display: grid;
    place-items: center;
    color: var(--accent-strong);
    background: var(--surface-muted);
    border: 1px solid var(--border-color);
    flex: 0 0 34px;
}

.logo-bars {
    display: grid;
    grid-template-columns: repeat(4, 3px);
    align-items: end;
    gap: 3px;
    height: 20px;
}

.logo-bars span {
    display: block;
    width: 3px;
    border-radius: 2px;
    background: currentColor;
}

.logo-bars span:nth-child(1) { height: 8px; }
.logo-bars span:nth-child(2) { height: 15px; }
.logo-bars span:nth-child(3) { height: 11px; }
.logo-bars span:nth-child(4) { height: 20px; }

.brand-title {
    margin: 0;
    font-size: clamp(1.05rem, 1.7vw, 1.45rem);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: 0;
    text-transform: uppercase;
    overflow-wrap: anywhere;
}

.brand-subtitle {
    margin-top: 4px;
    color: var(--muted-text);
    font-size: 0.86rem;
}

.top-controls {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    flex: 0 0 auto;
}

.theme-select-frame,
.language-select-frame {
    position: relative;
    display: block;
    width: 136px;
    flex: 0 0 136px;
}

.theme-select,
.language-select,
.control-select {
    min-height: 38px;
    border-radius: 6px;
    padding: 0 34px 0 11px;
    background-color: var(--surface-muted);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.control-select:focus {
    background-color: var(--surface-muted);
    color: var(--text-color);
    border-color: var(--accent-strong);
    box-shadow: 0 0 0 2px var(--accent-ring);
}

.theme-select:focus,
.language-select:focus {
    background-color: var(--surface-muted);
    color: var(--text-color);
    border-color: var(--border-color);
    box-shadow: none;
}

.theme-select:focus-visible,
.language-select:focus-visible {
    outline: none;
}

.theme-select,
.language-select {
    min-width: 136px;
    font-size: 0.86rem;
}

.theme-select,
.language-select {
    width: 100%;
    min-width: 0;
    padding-left: 36px;
}

.theme-select-icon,
.language-select-icon {
    position: absolute;
    top: 50%;
    left: 12px;
    z-index: 2;
    width: 15px;
    height: 15px;
    color: var(--muted-text);
    pointer-events: none;
    transform: translateY(-50%);
}

.theme-select-icon .lucide-icon,
.language-select-icon .lucide-icon {
    width: 15px;
    height: 15px;
    color: currentColor;
}

.workspace-grid {
    display: grid;
    grid-template-columns: minmax(300px, 360px) minmax(0, 1fr);
    gap: clamp(14px, 1.7vw, 22px);
    margin-top: 16px;
    align-items: start;
}

.file-column,
.parameter-column {
    display: grid;
    gap: 12px;
    align-content: start;
    min-width: 0;
}

.module {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--surface);
    padding: clamp(12px, 1.35vw, 16px);
}

.parameter-column > .module {
    background: var(--surface-soft);
}

.module-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}

.module-title {
    margin: 0;
    color: var(--text-color);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

.module-readout {
    min-width: 28px;
    padding: 2px 7px;
    border-radius: 5px;
    color: var(--accent-strong);
    background: var(--surface-muted);
    border: 1px solid var(--curve-panel-border);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-align: center;
}

.drop-zone {
    min-height: 116px;
    border: 1px dashed var(--drop-zone-border);
    border-radius: 8px;
    padding: 16px;
    display: grid;
    place-items: center;
    text-align: center;
    cursor: pointer;
    position: relative;
    background: var(--surface-muted);
    transition: border-color 0.18s ease, background-color 0.18s ease;
}

.drop-zone.dragover {
    border-color: var(--accent-strong);
    background: var(--accent-muted);
}

.drop-zone input[type="file"] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.drop-zone-prompt {
    pointer-events: none;
    display: grid;
    gap: 5px;
    color: var(--text-color);
    font-weight: 700;
}

.drop-zone-hint {
    color: var(--muted-text);
    font-size: 0.82rem;
    font-weight: 400;
}

.module-divider {
    height: 1px;
    margin: 14px 0;
    background: var(--border-color);
}

.panel-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
    display: grid;
    gap: 7px;
    max-height: 190px;
    overflow: auto;
    scrollbar-color: var(--border-strong) transparent;
}

.queue-item,
.converted-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
    min-height: 42px;
    padding: 8px 9px;
    border-radius: 7px;
    color: var(--text-color);
    background: var(--surface-muted);
    border: 1px solid var(--item-border);
}

.queue-item {
    cursor: grab;
    position: relative;
}

.queue-item::after {
    content: attr(data-full-name);
    position: absolute;
    z-index: 4;
    top: 6px;
    left: 8px;
    right: 48px;
    padding: 5px 8px;
    border-radius: 6px;
    color: var(--text-color);
    background: var(--tooltip-bg);
    border: 1px solid var(--border-color);
    font-size: 0.82rem;
    line-height: 1.25;
    overflow-wrap: anywhere;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.12s ease, visibility 0s linear 0.12s;
    white-space: normal;
}

.queue-item:hover::after,
.queue-item:focus-within::after {
    opacity: 1;
    visibility: visible;
    transition-delay: 0.5s, 0.5s;
}

.queue-item.dragging {
    opacity: 0.58;
    cursor: grabbing;
}

.queue-item.drag-over {
    border-top-color: var(--accent-strong);
    box-shadow: 0 -2px 0 var(--accent-strong);
}

.file-name {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.88rem;
}

.file-meta {
    color: var(--muted-text);
    font-family: var(--font-mono);
    font-size: 0.74rem;
}

.empty-state {
    margin: 0;
    min-height: 40px;
    border: 1px dashed var(--empty-border);
    border-radius: 7px;
    color: var(--muted-text);
    display: grid;
    place-items: center;
    padding: 10px;
    font-size: 0.84rem;
    text-align: center;
    background: var(--empty-bg);
}

.remove-btn,
.download-btn,
.utility-btn {
    min-height: 34px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: var(--surface-raised);
    color: var(--text-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 0 10px;
    transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease;
}

.remove-btn {
    width: 34px;
    padding: 0;
    color: var(--danger);
    font-weight: 700;
}

.download-btn {
    color: var(--success);
    font-size: 0.82rem;
    text-decoration: none;
}

.utility-btn:hover:not(:disabled),
.download-btn:hover,
.remove-btn:hover {
    border-color: var(--accent-strong);
    color: var(--accent-strong);
    background: var(--surface-soft);
}

.utility-btn:disabled,
#addLayerBtn:disabled {
    background-color: var(--surface-muted);
    border-color: var(--border-color);
    color: var(--subtle-text);
    cursor: not-allowed;
    opacity: 1;
}

.control-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    align-items: end;
    margin-bottom: 12px;
}

.output-stack {
    display: grid;
    gap: 12px;
}

.status-cluster {
    min-width: 0;
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
}

.queue-count-label {
    color: var(--muted-text);
    font-size: 0.76rem;
    text-transform: uppercase;
    font-weight: 700;
}

.loading {
    display: none;
    margin-top: 6px;
    color: var(--accent-strong);
    font-family: var(--font-mono);
    font-size: 0.82rem;
}

.loading.is-visible {
    display: block;
}

.loading .spinner-border {
    width: 0.9rem;
    height: 0.9rem;
    border-width: 0.14rem;
    color: var(--accent-strong);
    margin-right: 7px;
}

.process-btn {
    min-height: 40px;
    width: 100%;
    min-width: 0;
    border-radius: 6px;
    border: 1px solid var(--primary-action-border);
    color: var(--primary-action-text);
    background: var(--primary-action-bg);
    font-weight: 700;
    letter-spacing: 0;
    transition: border-color 0.18s ease, background-color 0.18s ease, color 0.18s ease, opacity 0.18s ease;
}

.process-btn:hover:not(:disabled),
.process-btn:focus-visible:not(:disabled) {
    border-color: var(--accent-strong);
    background: var(--primary-action-bg-hover);
    color: var(--primary-action-text-hover);
}

.process-btn:disabled {
    opacity: 0.48;
    cursor: not-allowed;
}

.layer-card {
    border: 1px solid var(--item-border) !important;
    border-radius: 8px;
    background: var(--surface);
    padding: 12px;
    margin-bottom: 10px;
}

.layer-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.layer-control-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(160px, 1fr)) minmax(150px, 0.78fr);
    gap: 12px;
    align-items: start;
}

.layer-title {
    font-weight: 700;
    color: var(--text-color);
}

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

.preview-btn {
    width: 34px;
    height: 34px;
    border-radius: 6px;
    background: var(--preview-button-bg);
    color: var(--preview-button-text);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: border-color 0.18s ease, background-color 0.18s ease;
    user-select: none;
    flex-shrink: 0;
    border: 1px solid var(--preview-button-border);
    padding: 0;
    font-size: 1rem;
    line-height: 1;
}

.preview-btn:hover,
.preview-btn:focus-visible {
    border-color: var(--accent-strong);
    background: var(--preview-button-bg-hover);
}

.preview-btn:active {
    background: var(--preview-button-bg-active);
}

.lucide-icon {
    width: 16px;
    height: 16px;
    display: block;
    flex: 0 0 16px;
    pointer-events: none;
}

.field-block {
    display: grid;
    gap: 7px;
    margin-bottom: 10px;
    min-width: 0;
}

.waveform-field .field-label {
    height: 28px;
}

.waveform-field .control-select {
    height: 36px;
    min-height: 36px;
    padding-top: 0;
    padding-bottom: 0;
}

.layer-volume-wide {
    grid-column: span 2;
}

.field-label,
.fader-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    color: var(--muted-text);
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
}

.readout {
    box-sizing: border-box;
    width: 54px;
    min-height: 28px;
    padding: 2px 7px;
    border-radius: 5px;
    color: var(--accent-strong);
    background: var(--surface-muted);
    border: 1px solid var(--curve-panel-border);
    font-family: var(--font-mono);
    font-size: 0.76rem;
    line-height: 1.1;
    text-align: center;
    appearance: textfield;
    -moz-appearance: textfield;
}

.readout:focus {
    outline: none;
    border-color: var(--accent-strong);
    box-shadow: 0 0 0 2px var(--accent-ring);
}

.readout::-webkit-inner-spin-button,
.readout::-webkit-outer-spin-button {
    -webkit-appearance: none;
    appearance: none;
    margin: 0;
}

.fader-shell {
    padding: 6px 0;
    border-radius: 6px;
    background: var(--track-bg);
    border: 1px solid var(--item-border);
    overflow: hidden;
}

.fader-input {
    --fill: 0%;
    width: calc(100% - 18px);
    height: 22px;
    display: block;
    margin: 0 9px;
    padding: 0;
    box-sizing: border-box;
    appearance: none;
    border-radius: 999px;
    background: transparent;
    border: 0;
    cursor: pointer;
}

.fader-input::-webkit-slider-runnable-track {
    height: 4px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--accent-strong) 0 var(--fill), var(--track-line) var(--fill) 100%);
    border: 0;
}

.fader-input::-moz-range-track {
    height: 4px;
    border-radius: 999px;
    background: var(--track-line);
    border: 0;
}

.fader-input::-moz-range-progress {
    height: 4px;
    border-radius: 999px;
    background: var(--accent-strong);
    border: 0;
}

.fader-input::-webkit-slider-thumb {
    appearance: none;
    width: 16px;
    height: 16px;
    margin-top: -6px;
    border-radius: 999px;
    border: 1px solid var(--fader-thumb-border);
    background: var(--fader-thumb-bg);
}

.fader-input::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 999px;
    border: 1px solid var(--fader-thumb-border);
    background: var(--fader-thumb-bg);
}

.fader-input:focus-visible,
.fader-input:active,
.fader-input.is-dragging {
    outline: none;
}

.fader-input:focus-visible::-webkit-slider-thumb,
.fader-input:active::-webkit-slider-thumb,
.fader-input.is-dragging::-webkit-slider-thumb,
.fader-input:focus-visible::-moz-range-thumb,
.fader-input:active::-moz-range-thumb,
.fader-input.is-dragging::-moz-range-thumb {
    box-shadow: 0 0 0 4px var(--accent-ring);
}

.fader-scale {
    position: relative;
    height: 15px;
    margin: -4px 18px 0;
    color: var(--fader-scale-text);
    font-family: var(--font-mono);
    font-size: 0.52rem;
    line-height: 1;
    user-select: none;
}

.fader-scale::before {
    content: "";
    position: absolute;
    top: 1px;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--fader-scale-line);
}

.fader-scale-mark,
.fader-scale-label {
    position: absolute;
    left: var(--tick-position);
}

.fader-scale-mark {
    top: -2px;
    width: 1px;
    height: 6px;
    background: var(--fader-scale-mark);
    transform: translateX(-50%);
}

.fader-scale-label {
    top: 7px;
    transform: translateX(-50%);
    white-space: nowrap;
    letter-spacing: 0;
}

.control-switch {
    margin-top: 10px;
}

.layer-curve-toggle {
    align-self: center;
    margin-top: 0;
    padding-top: 18px;
}

.control-switch-input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.control-switch-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    max-width: 100%;
    color: var(--muted-text);
    cursor: pointer;
    font-size: 0.88rem;
    font-weight: 600;
    line-height: 1.2;
}

.control-switch-track {
    box-sizing: border-box;
    width: 46px;
    min-width: 46px;
    height: 24px;
    flex: 0 0 46px;
    display: inline-flex;
    align-items: center;
    padding: 2px;
    border-radius: 999px;
    background: var(--surface-muted);
    border: 1px solid var(--border-color);
    transition: border-color 0.18s ease, background-color 0.18s ease;
}

.control-switch-thumb {
    box-sizing: border-box;
    width: 18px;
    flex: 0 0 18px;
    height: 18px;
    border-radius: 999px;
    background: var(--switch-thumb-bg);
    border: 1px solid var(--switch-thumb-border);
    transform: translateX(0);
    transition: transform 0.18s ease, background-color 0.18s ease;
}

.control-switch-text {
    min-width: 0;
    overflow-wrap: anywhere;
}

.control-switch-input:checked + .control-switch-label .control-switch-track {
    border-color: var(--switch-checked-border);
    background: var(--switch-checked-bg);
}

.control-switch-input:checked + .control-switch-label .control-switch-thumb {
    transform: translateX(22px);
    background: var(--accent-strong);
}

.control-switch-input:focus-visible + .control-switch-label .control-switch-track {
    border-color: var(--accent-strong);
    box-shadow: 0 0 0 3px var(--accent-ring);
}

.layer-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
    margin-top: 2px;
}

.curve-panel {
    margin-top: 12px;
    padding: 12px;
    border-radius: 8px;
    background: var(--curve-panel-bg);
    border: 1px solid var(--curve-panel-border);
    transition: background-color 0.18s ease, border-color 0.18s ease;
}

.curve-toolbar {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 9px;
}

.curve-summary {
    font-size: 0.8rem;
    color: var(--muted-text);
    margin-bottom: 8px;
}

.curve-svg {
    width: 100%;
    height: auto;
    display: block;
    background: var(--surface-muted);
    border: 1px solid var(--item-border);
    border-radius: 8px;
    touch-action: none;
    transition: background-color 0.18s ease, border-color 0.18s ease;
}

.curve-grid-line,
.curve-axis-line {
    stroke: var(--curve-grid);
    stroke-width: 1;
}

.curve-zero-line {
    stroke: var(--curve-zero);
    stroke-width: 1.2;
    stroke-dasharray: 4 4;
}

.curve-path {
    fill: none;
    stroke: var(--accent-strong);
    stroke-width: 2.3;
}

.curve-fill {
    fill: var(--curve-fill);
    stroke: none;
}

.curve-point {
    fill: var(--curve-point-fill);
    stroke: var(--accent-strong);
    stroke-width: 1.15;
    pointer-events: none;
}

.curve-point-hit {
    fill: transparent;
    stroke: none;
    cursor: pointer;
    pointer-events: all;
}

.curve-point.selected {
    fill: var(--accent-strong);
}

.curve-axis-label {
    font-size: 10px;
    fill: var(--muted-text);
    user-select: none;
}

.text-muted {
    color: var(--muted-text) !important;
}

@media (max-width: 1180px) {
    .layer-control-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .layer-volume-wide {
        grid-column: auto;
    }

    .waveform-field .field-label {
        height: auto;
    }

    .layer-curve-toggle {
        padding-top: 0;
    }
}

@media (max-width: 980px) {
    body {
        padding: 10px;
    }

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

    .control-header {
        flex-direction: column;
        align-items: stretch;
    }

    .top-controls {
        justify-content: flex-start;
    }

    .layer-control-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .layer-volume-wide {
        grid-column: auto;
    }

    .waveform-field .field-label {
        height: auto;
    }

    .layer-curve-toggle {
        padding-top: 0;
    }
}

@media (max-width: 640px) {
    body {
        padding: 8px;
    }

    .control-shell {
        padding: 12px;
    }

    .brand-lockup {
        align-items: flex-start;
    }

    .logo-mark {
        width: 32px;
        height: 32px;
        flex-basis: 32px;
    }

    .brand-title {
        font-size: 1rem;
    }

    .control-row,
    .layer-actions,
    .layer-control-grid {
        grid-template-columns: 1fr;
    }

    .drop-zone {
        min-height: 104px;
    }

    .language-select {
        min-width: 128px;
    }
}