.cp-preview-bar {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: var(--tb-surface-2);
    border: 1px solid var(--tb-border);
    border-radius: var(--tb-radius);
}

.cp-preview-swatch {
    width: 52px;
    height: 52px;
    border-radius: var(--tb-radius);
    flex-shrink: 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: background var(--tb-transition);
}

.cp-preview-hex {
    font-size: 20px;
    font-weight: 600;
    font-family: var(--tb-font-mono);
    color: var(--tb-text);
    letter-spacing: 0.02em;
}

.cp-preview-name {
    font-size: var(--tb-text-sm);
    color: var(--tb-text-muted);
    margin-top: 2px;
}

.cp-preview-info {
    flex: 1;
}

.cp-native-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
}

.cp-native {
    width: 48px;
    height: 36px;
    border: 1px solid var(--tb-border);
    border-radius: var(--tb-radius);
    background: var(--tb-surface-2);
    cursor: pointer;
    padding: 2px;
}

.cp-native-label {
    font-size: var(--tb-text-sm);
    color: var(--tb-text-faint);
}

.cp-dropzone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 28px 16px;
    text-align: center;
    font-size: var(--tb-text-sm);
    color: var(--tb-text-muted);
    background: var(--tb-surface-2);
    border: 1.5px dashed var(--tb-border);
    border-radius: var(--tb-radius);
    cursor: pointer;
    transition: border-color var(--tb-transition), background var(--tb-transition);
}

.cp-dropzone[hidden] {
    display: none;
}

.cp-dropzone i {
    font-size: 26px;
    color: var(--tb-text-faint);
}

.cp-dropzone:hover,
.cp-dropzone:focus-visible,
.cp-dropzone.dragover {
    border-color: var(--tb-primary);
    background: var(--tb-surface-3);
    outline: none;
}

.cp-img-stage {
    position: relative;
    line-height: 0;
    border: 1px solid var(--tb-border);
    border-radius: var(--tb-radius);
    overflow: hidden;
    background: repeating-conic-gradient(#2a2a2e 0% 25%, #1c1c20 0% 50%) 0 0 / 16px 16px;
}

.cp-img-stage[hidden],
.cp-img-bar[hidden],
.cp-marker[hidden],
.cp-loupe[hidden] {
    display: none;
}

.cp-img-stage canvas#imgCanvas {
    display: block;
    width: 100%;
    height: auto;
    cursor: crosshair;
    touch-action: none;
    outline: none;
}

.cp-img-stage canvas#imgCanvas:focus-visible {
    box-shadow: inset 0 0 0 2px var(--tb-primary);
}

.cp-marker {
    position: absolute;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid #fff;
    box-shadow: 0 0 0 1.5px #000, inset 0 0 0 1.5px #000;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.cp-loupe {
    position: absolute;
    width: 110px;
    height: 110px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid #fff;
    box-shadow: 0 0 0 1.5px #000, 0 6px 18px rgba(0, 0, 0, .5);
    pointer-events: none;
    z-index: 3;
    background: #fff;
}

.cp-loupe canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.cp-img-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.cp-img-swatch {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, .12);
    flex-shrink: 0;
}

.cp-img-hex {
    font-family: var(--tb-font-mono);
    font-size: 13px;
    color: var(--tb-text);
    min-width: 66px;
}

.cp-img-coord {
    font-size: 11px;
    font-family: var(--tb-font-mono);
    color: var(--tb-text-faint);
    flex: 1;
}

.cp-img-sample {
    width: auto;
    padding: 5px 8px;
    font-size: 12px;
}

.cp-format-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

.cp-format-label {
    font-size: 11px;
    font-weight: 600;
    font-family: var(--tb-font-mono);
    color: var(--tb-text-faint);
    width: 42px;
    flex-shrink: 0;
    text-align: right;
}

.cp-format-input {
    flex: 1;
}

.cp-triple-input {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    flex: 1;
}

.cp-quad-input {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    flex: 1;
}

.cp-triple-input .tb-input,
.cp-quad-input .tb-input {
    text-align: center;
    padding: 7px 4px;
}

.cp-copy-fmt {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--tb-surface-2);
    border: 1px solid var(--tb-border);
    border-radius: var(--tb-radius);
    cursor: pointer;
    color: var(--tb-text-faint);
    flex-shrink: 0;
    transition: color var(--tb-transition), background var(--tb-transition);
    font-size: 12px;
}

.cp-copy-fmt:hover {
    color: var(--tb-text);
    background: var(--tb-surface-3);
}

.cp-copy-fmt.copied {
    color: var(--tb-green);
    border-color: var(--tb-green-border);
}

.cp-contrast-pair {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.cp-contrast-box {
    border-radius: var(--tb-radius);
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: var(--tb-text-sm);
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.cp-contrast-ratio {
    font-family: var(--tb-font-mono);
    font-size: 18px;
    font-weight: 600;
}

.cp-contrast-pass {
    font-size: 11px;
    margin-top: 2px;
}

.cp-shade-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cp-shade-item {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
    transition: background var(--tb-transition);
}

.cp-shade-item:hover {
    background: var(--tb-surface-2);
}

.cp-shade-dot {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    flex-shrink: 0;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.cp-shade-hex {
    font-size: 12px;
    font-family: var(--tb-font-mono);
    color: var(--tb-text-muted);
    flex: 1;
}

.cp-shade-copy {
    font-size: 12px;
    color: var(--tb-text-faint);
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: color var(--tb-transition);
}

.cp-shade-copy:hover {
    color: var(--tb-primary);
}

.cp-harmony-grid {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.cp-harmony-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.cp-harmony-dot {
    width: 40px;
    height: 40px;
    border-radius: var(--tb-radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: transform var(--tb-transition);
}

.cp-harmony-item:hover .cp-harmony-dot {
    transform: scale(1.08);
}

.cp-harmony-hex {
    font-size: 10px;
    font-family: var(--tb-font-mono);
    color: var(--tb-text-faint);
}

.cp-history-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.cp-history-dot {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    cursor: pointer;
    transition: transform var(--tb-transition);
}

.cp-history-dot:hover {
    transform: scale(1.15);
}

.cp-history-empty {
    font-size: 12px;
    color: var(--tb-text-faint);
}