/**
 * Readability Analyzer - Metrics Section
 *
 * FK, Fog, SMOG, CLI metric cards, progress bars, and writing quality indicators.
 *
 * @package AgenticWP
 */

/* ============================================
   Metrics Grid
   ============================================ */

.metrics-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 1rem;
}

/* ============================================
   Metric Card
   ============================================ */

.metric-card {
	position: relative;
	padding: 1rem;
	background: var(--tool-bg-subtle);
	border-radius: 12px;
	transition: box-shadow 0.2s ease;
}

.metric-card:hover {
	box-shadow: var(--tool-shadow-sm);
}

.metric-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem;
	margin-bottom: 0.5rem;
}

.metric-name {
	font-size: 0.8125rem;
	font-weight: 500;
	color: var(--muted);
}

.metric-info-btn {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 18px;
	height: 18px;
	padding: 0;
	background: transparent;
	border: none;
	color: var(--muted);
	cursor: pointer;
	opacity: 0.6;
	transition: opacity 0.2s ease, color 0.2s ease;
}

.metric-info-btn:hover {
	opacity: 1;
	color: var(--readability-accent);
}

.metric-value-wrap {
	display: flex;
	align-items: baseline;
	gap: 0.25rem;
	margin-bottom: 0.75rem;
}

.metric-value {
	font-size: 1.5rem;
	font-weight: 700;
	color: var(--ink);
	line-height: 1;
	font-variant-numeric: tabular-nums;
}

.metric-max,
.metric-suffix {
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--muted);
}

/* Metric Progress Bar */
.metric-bar {
	height: 6px;
	background: var(--tool-border);
	border-radius: 3px;
	overflow: hidden;
	margin-bottom: 0.5rem;
}

.metric-bar-fill {
	height: 100%;
	width: var(--bar-width, 0%);
	background: var(--tool-success);
	border-radius: 3px;
	transition: width 0.6s ease, background 0.3s ease;
}

/* Bar color states */
.metric-card[data-level="low"] .metric-bar-fill {
	background: var(--tool-error);
}

.metric-card[data-level="medium"] .metric-bar-fill {
	background: var(--tool-warning);
}

.metric-card[data-level="high"] .metric-bar-fill {
	background: var(--tool-success);
}

.metric-desc {
	display: block;
	font-size: 0.75rem;
	color: var(--muted);
}

/* Metric Tooltip */
.metric-tooltip {
	position: absolute;
	top: calc(100% + 8px);
	left: 0;
	right: 0;
	z-index: var(--tool-z-dropdown);
	padding: 1rem;
	background: #fff;
	border: 1px solid var(--line);
	border-radius: 10px;
	box-shadow: var(--tool-shadow-lg);
	font-size: 0.8125rem;
	color: var(--ink);
	animation: fade-in 0.2s ease;
}

.metric-tooltip[hidden] {
	display: none;
}

.metric-tooltip p {
	margin: 0 0 0.75rem;
	line-height: 1.5;
}

.metric-tooltip ul {
	margin: 0;
	padding-left: 1.25rem;
}

.metric-tooltip li {
	margin-bottom: 0.25rem;
	line-height: 1.4;
}

.metric-tooltip li:last-child {
	margin-bottom: 0;
}

/* ============================================
   Writing Quality Grid
   ============================================ */

.quality-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1rem;
}

/* ============================================
   Quality Item
   ============================================ */

.quality-item {
	padding: 1rem;
	background: var(--tool-bg-subtle);
	border-radius: 10px;
}

.quality-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem;
	margin-bottom: 0.5rem;
}

.quality-label {
	font-size: 0.8125rem;
	font-weight: 500;
	color: var(--muted);
}

.quality-value {
	font-size: 1rem;
	font-weight: 700;
	color: var(--ink);
	font-variant-numeric: tabular-nums;
}

/* Quality Progress Bar */
.quality-bar {
	height: 4px;
	background: var(--tool-border);
	border-radius: 2px;
	overflow: hidden;
	margin-bottom: 0.5rem;
}

.quality-bar-fill {
	height: 100%;
	width: var(--bar-width, 0%);
	background: var(--tool-success);
	border-radius: 2px;
	transition: width 0.6s ease, background 0.3s ease;
}

/* Quality bar color states */
.quality-item[data-level="good"] .quality-bar-fill {
	background: var(--tool-success);
}

.quality-item[data-level="warning"] .quality-bar-fill {
	background: var(--tool-warning);
}

.quality-item[data-level="bad"] .quality-bar-fill {
	background: var(--tool-error);
}

.quality-target {
	display: block;
	font-size: 0.75rem;
	color: var(--muted);
}

/* ============================================
   Paragraph Warnings
   ============================================ */

.paragraph-warnings {
	margin-top: 1.5rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--line);
}

.paragraph-warnings[hidden] {
	display: none;
}

.warnings-title {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-size: 0.9375rem;
	font-weight: 600;
	color: var(--tool-warning);
	margin: 0 0 0.75rem;
}

.warnings-title svg {
	flex-shrink: 0;
}

.warnings-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.warnings-list li {
	display: flex;
	align-items: flex-start;
	gap: 0.5rem;
	padding: 0.625rem 0.875rem;
	font-size: 0.875rem;
	color: var(--ink);
	background: var(--tool-warning-bg);
	border-radius: 6px;
	line-height: 1.4;
}

.warnings-list li::before {
	content: '';
	flex-shrink: 0;
	width: 6px;
	height: 6px;
	margin-top: 0.5rem;
	background: var(--tool-warning);
	border-radius: 50%;
}