/* image-tool — 新版工具頁（對齊全站 app.css / color-converter 互動區） */

.imgtool-tool-header {
	margin-bottom: 24px;
}

.tool-header-actions {
	display: none !important;
}

.tool-top-ad-primary {
	margin: 16px 0 20px;
}

.tool-top-ad-secondary {
	margin: 20px 0;
}

.imgtool-work-toolbar {
	display: flex;
	align-items: center;
	flex-wrap: nowrap;
	gap: 10px;
	padding: 12px 0 8px;
	margin-bottom: 0;
	min-width: 0;
}

.imgtool-work-toolbar .toolbar-group {
	flex: 0 1 auto;
	min-width: 0;
}

.imgtool-mode-group {
	display: flex;
	align-items: center;
	gap: 4px;
	flex-wrap: nowrap;
	overflow-x: auto;
	-webkit-overflow-scrolling: touch;
	scrollbar-width: thin;
	max-width: 100%;
}

.imgtool-mode-group .img-mode-btn {
	flex: 0 0 auto;
	white-space: nowrap;
}

.imgtool-toolbar-actions {
	margin-left: auto;
	flex: 0 0 auto;
	flex-wrap: nowrap;
	display: flex;
	align-items: center;
	gap: 8px;
}

.imgtool-drop-zone {
	border: 2px dashed rgba(108, 117, 125, 0.55);
	border-radius: var(--radius, 1rem);
	padding: 2.5rem 1.5rem;
	text-align: center;
	cursor: pointer;
	transition: border-color 0.2s, background 0.2s;
	background: color-mix(in srgb, var(--c-surface-2, var(--bs-secondary-bg)) 88%, transparent);
}

[data-bs-theme="dark"] .imgtool-drop-zone,
[data-theme="dark"] .imgtool-drop-zone {
	border-color: rgba(200, 200, 200, 0.35);
	background: rgba(255, 255, 255, 0.05);
}

.imgtool-drop-zone:hover,
.imgtool-drop-zone.imgtool-drag-over {
	border-color: var(--c-primary, var(--bs-primary));
	background: var(--c-surface, var(--bs-primary-bg-subtle));
}

.imgtool-drop-zone .imgtool-drop-icon {
	font-size: 2.75rem;
	color: var(--c-text-3, var(--bs-secondary));
	transition: color 0.2s;
}

.imgtool-drop-zone:hover .imgtool-drop-icon,
.imgtool-drop-zone.imgtool-drag-over .imgtool-drop-icon {
	color: var(--c-primary, var(--bs-primary));
}

.imgtool-file-input {
	display: none;
}

#preview-section {
	display: none;
}

.imgtool-file-bar {
	display: flex;
	align-items: center;
	gap: 10px;
	flex-wrap: nowrap;
	margin-bottom: 4px;
	min-width: 0;
}

.imgtool-file-name {
	font-weight: 600;
	min-width: 0;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.imgtool-size-badge {
	font-size: 0.8rem;
	font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.imgtool-tab-shell {
	border: 1px solid var(--c-border, var(--bs-border-color));
	border-radius: 0 0 var(--radius, 12px) var(--radius, 12px);
	background: var(--c-surface, var(--bs-body-bg));
	padding: 1rem 1rem 1.25rem;
	margin-bottom: 1rem;
}

.imgtool-tab-shell > .tab-content > .tab-pane {
	padding-top: 0.25rem;
}

.imgtool-section-label {
	font-weight: 600;
	font-size: 0.78rem;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--c-text-3, var(--bs-secondary));
	margin-bottom: 0.35rem;
}

.img-preview-wrap {
	background: repeating-conic-gradient(var(--bs-tertiary-bg, #e9ecef) 0% 25%, transparent 0% 50%) 0 0 / 16px 16px;
	border-radius: 0.75rem;
	overflow: hidden;
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 220px;
	border: 1px solid var(--c-border, var(--bs-border-color));
}

.img-preview-wrap img {
	max-width: 100%;
	max-height: 480px;
	display: block;
}

#crop-stage {
	position: relative;
	display: inline-block;
	line-height: 0;
	cursor: crosshair;
	user-select: none;
}

#crop-canvas {
	display: block;
	max-width: 100%;
}

#crop-overlay {
	position: absolute;
	inset: 0;
	pointer-events: none;
}

.imgtool-privacy-note {
	font-size: 0.82rem;
}

.imgtool-info-section {
	margin-top: 34px !important;
	padding-top: 28px !important;
}

.imgtool-usage-note {
	font-size: 0.86rem;
	color: var(--c-text-2, var(--bs-secondary-color));
	line-height: 1.7;
	margin: 0;
}

.imgtool-faq-list .faq-item {
	margin-bottom: 12px;
	border-radius: 16px;
}

.imgtool-faq-list .faq-q {
	font-size: 0.9rem;
	padding: 14px 18px;
}

.imgtool-faq-list .faq-a {
	display: none;
	font-size: 0.86rem;
	line-height: 1.7;
	padding-top: 12px;
}

.imgtool-faq-list .faq-item.is-open .faq-a {
	display: block;
}

.imgtool-faq-list .faq-item .faq-q i {
	transition: transform 0.2s ease;
}

.imgtool-faq-list .faq-item.is-open .faq-q i {
	transform: rotate(180deg);
}

.imgtool-info-section .rk-item {
	padding: 18px 0;
	margin: 0;
	border-radius: 0;
	background: transparent !important;
}

.imgtool-info-section .rk-thumb {
	width: 84px;
	height: 84px;
	min-width: 84px;
	min-height: 84px;
	border-radius: 14px;
	align-self: flex-start;
}

.imgtool-info-section .rk-thumb::after {
	background: rgba(0, 0, 0, 0.16);
}

.imgtool-info-section .rk-thumb-icon {
	font-size: 1.45rem;
}

.imgtool-info-section .rk-info > .d-flex {
	margin-bottom: 4px !important;
}

.imgtool-info-section .rk-info > .d-flex > div:first-child,
.imgtool-info-section .rk-tag {
	display: none !important;
}

.imgtool-info-section .rk-title {
	font-size: 0.875rem;
	line-height: 1.35;
	margin-bottom: 6px;
}

.imgtool-info-section .rk-excerpt {
	font-size: 0.77rem;
	line-height: 1.55;
}

.imgtool-info-section .rk-date {
	margin-top: 8px;
	font-size: 0.88rem;
}

@media (max-width: 575.98px) {
	.imgtool-work-toolbar {
		flex-wrap: wrap;
		align-items: flex-start;
	}

	.imgtool-toolbar-actions {
		margin-left: 0;
		width: 100%;
		justify-content: flex-end;
		flex-wrap: wrap;
	}

	.imgtool-file-bar {
		flex-wrap: wrap;
	}
}