/* =========================================================
   本地图片尺寸调节器 —— 样式
   ========================================================= */

.lir-app {
	--lir-primary: #2271b1;
	--lir-primary-hover: #135e96;
	--lir-primary-soft: rgba(34, 113, 177, 0.08);
	--lir-border: #dcdfe3;
	--lir-border-strong: #c3c4c7;
	--lir-bg: #ffffff;
	--lir-bg-soft: #f6f7f7;
	--lir-bg-mute: #f0f0f1;
	--lir-text: #1d2327;
	--lir-text-soft: #646970;
	--lir-radius: 12px;
	--lir-radius-sm: 8px;
	--lir-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px -12px rgba(0, 0, 0, 0.12);
	--lir-checker: #e9eaeb;

	box-sizing: border-box;
	max-width: 100%;
	color: var(--lir-text);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
		"Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB",
		"Microsoft YaHei", sans-serif;
	font-size: 14px;
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
}

.lir-app *,
.lir-app *::before,
.lir-app *::after {
	box-sizing: border-box;
}

.lir-app [hidden] {
	display: none !important;
}

/* =================== 拖拽区 =================== */

.lir-dropzone {
	position: relative;
	border: 2px dashed var(--lir-border-strong);
	border-radius: var(--lir-radius);
	background: var(--lir-bg-soft);
	padding: 48px 24px;
	text-align: center;
	cursor: pointer;
	transition: border-color 0.2s ease, background-color 0.2s ease,
		transform 0.2s ease;
}

.lir-dropzone:hover {
	border-color: var(--lir-primary);
	background: var(--lir-primary-soft);
}

.lir-dropzone:focus-visible {
	outline: 2px solid var(--lir-primary);
	outline-offset: 3px;
}

.lir-dropzone.is-dragover {
	border-color: var(--lir-primary);
	background: var(--lir-primary-soft);
	transform: scale(1.01);
}

.lir-dropzone.is-loading {
	cursor: progress;
	opacity: 0.7;
}

.lir-dz-icon {
	display: block;
	width: 44px;
	height: 44px;
	margin: 0 auto 14px;
	color: var(--lir-primary);
	opacity: 0.85;
}

.lir-dz-title {
	margin: 0 0 6px;
	font-size: 16px;
	font-weight: 600;
	color: var(--lir-text);
}

.lir-dz-sub {
	margin: 0 0 12px;
	font-size: 14px;
	color: var(--lir-text-soft);
}

.lir-dz-btn {
	color: var(--lir-primary);
	font-weight: 600;
	text-decoration: underline;
	text-underline-offset: 2px;
}

.lir-dz-hint {
	margin: 0;
	font-size: 12px;
	color: var(--lir-text-soft);
	opacity: 0.9;
}

/* =================== 编辑器布局 =================== */

.lir-editor {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 340px;
	gap: 20px;
	align-items: start;
}

@media (max-width: 860px) {
	.lir-editor {
		grid-template-columns: 1fr;
	}
}

/* =================== 预览面板 =================== */

.lir-preview-pane {
	display: flex;
	flex-direction: column;
	gap: 12px;
	min-width: 0;
}

.lir-canvas-wrap {
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 16px;
	min-height: 240px;
	overflow: auto;
	border: 1px solid var(--lir-border);
	border-radius: var(--lir-radius);
	background-color: #ffffff;
	background-image:
		linear-gradient(45deg, var(--lir-checker) 25%, transparent 25%),
		linear-gradient(-45deg, var(--lir-checker) 25%, transparent 25%),
		linear-gradient(45deg, transparent 75%, var(--lir-checker) 75%),
		linear-gradient(-45deg, transparent 75%, var(--lir-checker) 75%);
	background-size: 16px 16px;
	background-position: 0 0, 0 8px, 8px -8px, -8px 0;
	transition: border-color 0.2s ease, box-shadow 0.2s ease,
		background-color 0.2s ease;
}

/* 拖放替换到预览区时的高亮反馈 */
.lir-canvas-wrap.is-dragover {
	border-color: var(--lir-primary);
	background-color: var(--lir-primary-soft);
	box-shadow: 0 0 0 3px var(--lir-primary-soft) inset;
}

.lir-canvas-wrap canvas {
	display: block;
	width: auto;
	height: auto;
	max-width: 100%;
	max-height: 56vh;
	box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.05);
}

/* ---------- 预览底部信息 + 清除 ---------- */

.lir-preview-footer {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 0 4px;
}

.lir-file-meta {
	display: flex;
	flex-direction: column;
	gap: 2px;
	min-width: 0;
	flex: 1 1 auto;
	font-size: 12px;
	color: var(--lir-text-soft);
}

.lir-file-meta span {
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

/* =================== 控制面板 =================== */

.lir-control-pane {
	display: flex;
	flex-direction: column;
	gap: 16px;
	padding: 18px;
	border: 1px solid var(--lir-border);
	border-radius: var(--lir-radius);
	background: var(--lir-bg);
	box-shadow: var(--lir-shadow);
}

.lir-field {
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.lir-label {
	display: flex;
	align-items: center;
	justify-content: space-between;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--lir-text-soft);
}

/* ---------- 尺寸输入 ---------- */

.lir-size-row {
	display: flex;
	align-items: center;
	gap: 8px;
}

.lir-input-group {
	position: relative;
	flex: 1 1 0;
	min-width: 0;
}

.lir-input-prefix {
	position: absolute;
	top: 50%;
	left: 10px;
	transform: translateY(-50%);
	font-size: 11px;
	font-weight: 700;
	color: var(--lir-text-soft);
	pointer-events: none;
}

.lir-input {
	width: 100%;
	padding: 9px 10px 9px 26px;
	border: 1px solid var(--lir-border);
	border-radius: var(--lir-radius-sm);
	background: var(--lir-bg);
	color: var(--lir-text);
	font-family: inherit;
	font-size: 14px;
	font-variant-numeric: tabular-nums;
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
	-moz-appearance: textfield;
}

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

.lir-input:focus {
	outline: none;
	border-color: var(--lir-primary);
	box-shadow: 0 0 0 3px var(--lir-primary-soft);
}

/* ---------- 比例锁定按钮 ---------- */

.lir-lock {
	flex: 0 0 auto;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 38px;
	height: 38px;
	padding: 0;
	border: 1px solid var(--lir-border);
	border-radius: var(--lir-radius-sm);
	background: var(--lir-bg);
	color: var(--lir-text-soft);
	cursor: pointer;
	transition: background-color 0.15s ease, border-color 0.15s ease,
		color 0.15s ease;
}

.lir-lock svg {
	width: 16px;
	height: 16px;
}

.lir-lock:hover {
	border-color: var(--lir-border-strong);
}

.lir-lock.is-active {
	background: var(--lir-primary-soft);
	border-color: var(--lir-primary);
	color: var(--lir-primary);
}

/* ---------- 预设比例 ---------- */

.lir-presets {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
}

.lir-chip {
	appearance: none;
	padding: 5px 12px;
	border: 1px solid var(--lir-border);
	border-radius: 999px;
	background: var(--lir-bg);
	color: var(--lir-text);
	font-family: inherit;
	font-size: 12px;
	cursor: pointer;
	transition: border-color 0.15s ease, color 0.15s ease,
		background-color 0.15s ease, transform 0.1s ease;
}

.lir-chip:hover {
	border-color: var(--lir-primary);
	color: var(--lir-primary);
	background: var(--lir-primary-soft);
}

.lir-chip:active {
	transform: scale(0.97);
}

/* ---------- 摘要 ---------- */

.lir-summary {
	display: grid;
	grid-template-columns: 1fr auto;
	gap: 6px 12px;
	padding: 12px 14px;
	border-radius: var(--lir-radius-sm);
	background: var(--lir-bg-soft);
	font-size: 13px;
	color: var(--lir-text-soft);
}

.lir-summary strong {
	color: var(--lir-text);
	font-weight: 600;
	font-variant-numeric: tabular-nums;
	text-align: right;
}

/* ---------- 按钮 ---------- */

.lir-actions {
	display: flex;
	gap: 10px;
}

.lir-actions .lir-btn-primary {
	flex: 1 1 auto;
}

.lir-btn {
	appearance: none;
	padding: 10px 18px;
	border: 1px solid transparent;
	border-radius: var(--lir-radius-sm);
	font-family: inherit;
	font-size: 14px;
	font-weight: 500;
	line-height: 1.4;
	cursor: pointer;
	transition: background-color 0.15s ease, border-color 0.15s ease,
		color 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}

.lir-btn-primary {
	background: var(--lir-primary);
	color: #ffffff;
	box-shadow: 0 1px 2px rgba(34, 113, 177, 0.3);
}

.lir-btn-primary:hover {
	background: var(--lir-primary-hover);
}

.lir-btn-primary:disabled,
.lir-btn-primary.is-busy {
	opacity: 0.5;
	cursor: not-allowed;
	box-shadow: none;
}

.lir-btn-ghost {
	background: var(--lir-bg);
	border-color: var(--lir-border);
	color: var(--lir-text);
}

.lir-btn-ghost:hover {
	background: var(--lir-bg-soft);
	border-color: var(--lir-border-strong);
}

/* 小号按钮（清除） */
.lir-btn-sm {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	flex: 0 0 auto;
	padding: 6px 12px;
	font-size: 12px;
}

.lir-btn-sm svg {
	width: 14px;
	height: 14px;
}

/* =================== 深色模式 =================== */

@media (prefers-color-scheme: dark) {
	.lir-app {
		--lir-primary: #4a9fe0;
		--lir-primary-hover: #6bb3ea;
		--lir-primary-soft: rgba(74, 159, 224, 0.12);
		--lir-border: #3c3c3e;
		--lir-border-strong: #545456;
		--lir-bg: #1c1c1e;
		--lir-bg-soft: #242426;
		--lir-bg-mute: #2c2c2e;
		--lir-text: #e8e8ea;
		--lir-text-soft: #9a9a9e;
		--lir-checker: #2c2c2e;
		--lir-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px -12px rgba(0, 0, 0, 0.5);
	}

	.lir-canvas-wrap {
		background-color: #1c1c1e;
	}

	.lir-canvas-wrap canvas {
		box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.06);
	}
}

/* =================== 响应式微调 =================== */

@media (max-width: 480px) {
	.lir-control-pane {
		padding: 14px;
	}

	.lir-dz-title {
		font-size: 15px;
	}

	.lir-dz-hint {
		font-size: 11px;
	}
}