/**
 * SA — Keyword Density Checker widget, used only on
 * /tools/keyword-density-checker/ (see the `data-sa-tool` markup rendered
 * by sa_keyword_density_shortcode() in inc/tools.php). Self-contained;
 * reuses the --tool-* tokens from tools.css, which is a declared
 * dependency so it always loads first.
 */

.sa-kd-checker {
	background: #fff;
	border: 1px solid var(--tool-border);
	border-radius: 1rem;
	padding: 1.75rem;
	box-shadow: 0 14px 32px -20px rgba(23, 35, 61, 0.3);
	margin: 2rem 0;
}
@media (min-width: 768px) {
	.sa-kd-checker {
		padding: 2.25rem;
	}
}

.sa-kd-checker__field {
	margin-bottom: 1.5rem;
}
.sa-kd-checker__field label {
	display: block;
	font-weight: 700;
	font-size: 0.85rem;
	color: var(--tool-ink);
	margin-bottom: 0.5rem;
}
.sa-kd-checker__field textarea,
.sa-kd-checker__field input[type="text"] {
	width: 100%;
	border: 1px solid var(--tool-border);
	border-radius: 0.6rem;
	padding: 0.7rem 0.9rem;
	font-family: inherit;
	font-size: 0.95rem;
	color: var(--tool-ink);
	resize: vertical;
}
.sa-kd-checker__field textarea:focus,
.sa-kd-checker__field input[type="text"]:focus {
	outline: none;
	border-color: var(--tool-yellow);
	box-shadow: 0 0 0 3px var(--tool-yellow-glow);
}
.sa-kd-checker__field--keyword {
	max-width: 26rem;
}

/* ==========================================================================
   Fetch-from-URL row
   ========================================================================== */

.sa-kd-checker__field--url {
	max-width: 34rem;
}
.sa-kd-url-row {
	display: flex;
	gap: 0.6rem;
}
.sa-kd-url-row input[type="text"] {
	flex: 1 1 auto;
}
.sa-kd-fetch-btn {
	flex: 0 0 auto;
	border: none;
	border-radius: 0.6rem;
	padding: 0.7rem 1.25rem;
	font-family: inherit;
	font-weight: 700;
	font-size: 0.9rem;
	white-space: nowrap;
	background: var(--tool-yellow);
	color: #14110a;
	cursor: pointer;
	transition: box-shadow 0.15s ease, transform 0.15s ease, opacity 0.15s ease;
}
.sa-kd-fetch-btn:hover:not(:disabled) {
	box-shadow: 0 0 16px 2px var(--tool-yellow-glow);
	transform: translateY(-1px);
}
.sa-kd-fetch-btn:disabled {
	opacity: 0.6;
	cursor: default;
}
.sa-kd-url-status {
	display: block;
	margin-top: 0.5rem;
	font-size: 0.82rem;
	color: var(--tool-muted);
	min-height: 1.2em;
}
.sa-kd-url-status.is-error {
	color: #c23f3f;
}
.sa-kd-url-status.is-success {
	color: #2e7d32;
}

/* ==========================================================================
   Stat row
   ========================================================================== */

.sa-kd-stats {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
	gap: 1rem;
	background: var(--tool-bg-alt);
	border-radius: 0.85rem;
	padding: 1.25rem 1.5rem;
	margin-bottom: 2rem;
}
.sa-kd-stat {
	display: flex;
	flex-direction: column;
	gap: 0.15rem;
}
.sa-kd-stat__value {
	font-size: 1.6rem;
	font-weight: 700;
	color: var(--tool-ink);
	line-height: 1.1;
}
.sa-kd-stat__value.is-ok {
	color: #2e7d32;
}
.sa-kd-stat__value.is-near {
	color: #a67200;
}
.sa-kd-stat__value.is-over {
	color: #c23f3f;
}
.sa-kd-stat__label {
	font-size: 0.75rem;
	font-weight: 600;
	letter-spacing: 0.03em;
	text-transform: uppercase;
	color: var(--tool-muted);
}

/* ==========================================================================
   Results table
   ========================================================================== */

.sa-kd-results__label {
	display: block;
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	color: var(--tool-muted);
	margin-bottom: 0.75rem;
}

.sa-kd-empty {
	color: var(--tool-muted);
	font-size: 0.92rem;
	margin: 0;
}

.sa-kd-row {
	display: grid;
	grid-template-columns: minmax(6rem, 1fr) minmax(4rem, 8rem) 3rem 3.5rem;
	align-items: center;
	gap: 0.9rem;
	padding: 0.55rem 0;
	border-bottom: 1px solid var(--tool-border);
	font-size: 0.9rem;
}
.sa-kd-row:last-child {
	border-bottom: none;
}
.sa-kd-row--head {
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.03em;
	text-transform: uppercase;
	color: var(--tool-muted);
}
.sa-kd-row__term {
	color: var(--tool-ink);
	font-weight: 600;
	overflow-wrap: break-word;
}
.sa-kd-row__bar {
	display: block;
	height: 6px;
	border-radius: 999px;
	background: var(--tool-bg-alt);
	overflow: hidden;
}
.sa-kd-row__bar-fill {
	display: block;
	height: 100%;
	border-radius: 999px;
	background: var(--tool-ink);
}
.sa-kd-row__count,
.sa-kd-row__density {
	text-align: right;
	color: var(--tool-muted);
	font-variant-numeric: tabular-nums;
}