/**
 * SitePulse Speed Test - frontend styles.
 *
 * Every rule is scoped under .sitepulse-st. No global element selectors, no
 * font-family declarations, and no changes to any theme region.
 */

.sitepulse-st {
	--st-navy: #0f2436;
	--st-navy-soft: #1b3448;
	--st-teal: #0f8a8a;
	--st-teal-strong: #0b6f6f;
	--st-white: #ffffff;
	--st-mist: #eef2f5;
	--st-mist-line: #d4dde4;
	--st-text: #1c2b36;
	--st-text-muted: #53656f;
	--st-good: #1a7f4b;
	--st-warn: #8a5a00;
	--st-poor: #b02a2a;
	--st-na: #5c6b75;
	--st-radius: 10px;
	--st-gap: 1rem;

	box-sizing: border-box;
	color: var(--st-text);
	line-height: 1.55;
	max-width: 100%;
}

.sitepulse-st *,
.sitepulse-st *::before,
.sitepulse-st *::after {
	box-sizing: inherit;
}

/* ---------- Intro ---------- */

.sitepulse-st__badge {
	display: inline-block;
	margin: 0 0 0.5rem;
	padding: 0.2rem 0.6rem;
	border-radius: 999px;
	background: var(--st-teal);
	color: var(--st-white);
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.sitepulse-st__heading {
	margin: 0 0 0.5rem;
	color: var(--st-navy);
	font-size: 1.6rem;
	line-height: 1.25;
}

.sitepulse-st__lead {
	margin: 0 0 1.25rem;
	color: var(--st-text-muted);
	max-width: 62ch;
}

/* ---------- Form ---------- */

.sitepulse-st__form {
	padding: 1.25rem;
	border: 1px solid var(--st-mist-line);
	border-radius: var(--st-radius);
	background: var(--st-mist);
}

.sitepulse-st__field {
	margin-bottom: var(--st-gap);
}

.sitepulse-st__label,
.sitepulse-st__legend {
	display: block;
	margin-bottom: 0.35rem;
	color: var(--st-navy);
	font-size: 0.95rem;
	font-weight: 600;
}

.sitepulse-st__input {
	display: block;
	width: 100%;
	min-height: 44px;
	padding: 0.6rem 0.75rem;
	border: 1px solid var(--st-mist-line);
	border-radius: 8px;
	background: var(--st-white);
	color: var(--st-text);
	font-size: 1rem;
}

.sitepulse-st__input:focus-visible,
.sitepulse-st__submit:focus-visible,
.sitepulse-st__cancel:focus-visible,
.sitepulse-st__reset:focus-visible,
.sitepulse-st__radio:focus-visible + .sitepulse-st__segment-label,
.sitepulse-st summary:focus-visible {
	outline: 3px solid var(--st-teal);
	outline-offset: 2px;
}

.sitepulse-st__input[aria-invalid="true"] {
	border-color: var(--st-poor);
}

.sitepulse-st__error {
	margin: 0.5rem 0 0;
	padding: 0.5rem 0.65rem;
	border-left: 4px solid var(--st-poor);
	background: rgba(176, 42, 42, 0.08);
	color: var(--st-poor);
	font-size: 0.92rem;
}

/* ---------- Segmented strategy control ---------- */

.sitepulse-st__strategy {
	margin: 0 0 var(--st-gap);
	padding: 0;
	border: 0;
}

.sitepulse-st__segmented {
	display: inline-flex;
	overflow: hidden;
	border: 1px solid var(--st-mist-line);
	border-radius: 8px;
	background: var(--st-white);
}

.sitepulse-st__segment {
	display: block;
}

.sitepulse-st__radio {
	position: absolute;
	width: 1px;
	height: 1px;
	margin: -1px;
	padding: 0;
	overflow: hidden;
	clip: rect(0 0 0 0);
	white-space: nowrap;
	border: 0;
}

.sitepulse-st__segment-label {
	display: flex;
	align-items: center;
	justify-content: center;
	min-width: 96px;
	min-height: 44px;
	padding: 0 1rem;
	color: var(--st-text-muted);
	cursor: pointer;
	font-size: 0.95rem;
	font-weight: 500;
}

.sitepulse-st__radio:checked + .sitepulse-st__segment-label {
	background: var(--st-teal);
	color: var(--st-white);
	font-weight: 700;
}

.sitepulse-st__radio:checked + .sitepulse-st__segment-label::before {
	content: "\2713\00a0";
}

/* ---------- Buttons ---------- */

.sitepulse-st__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.6rem;
	align-items: center;
}

.sitepulse-st__submit,
.sitepulse-st__cancel,
.sitepulse-st__reset {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 44px;
	padding: 0.6rem 1.25rem;
	border: 1px solid transparent;
	border-radius: 8px;
	cursor: pointer;
	font-size: 1rem;
	font-weight: 600;
}

.sitepulse-st__submit {
	background: var(--st-navy);
	color: var(--st-white);
}

.sitepulse-st__submit:hover:not([disabled]) {
	background: var(--st-teal-strong);
}

.sitepulse-st__submit[disabled] {
	background: var(--st-na);
	cursor: not-allowed;
	opacity: 0.85;
}

.sitepulse-st__cancel,
.sitepulse-st__reset {
	border-color: var(--st-mist-line);
	background: var(--st-white);
	color: var(--st-navy);
}

.sitepulse-st__privacy {
	margin: 1rem 0 0;
	color: var(--st-text-muted);
	font-size: 0.85rem;
	max-width: 70ch;
}

.sitepulse-st__noscript {
	margin: 1rem 0 0;
	padding: 0.75rem;
	border-left: 4px solid var(--st-warn);
	background: rgba(138, 90, 0, 0.08);
}

/* ---------- Status region ---------- */

.sitepulse-st__status {
	margin-top: 1rem;
}

.sitepulse-st__status:empty {
	margin-top: 0;
}

.sitepulse-st__loading {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	padding: 0.85rem 1rem;
	border: 1px solid var(--st-mist-line);
	border-radius: var(--st-radius);
	background: var(--st-white);
}

.sitepulse-st__spinner {
	flex: 0 0 auto;
	width: 18px;
	height: 18px;
	border: 3px solid var(--st-mist-line);
	border-top-color: var(--st-teal);
	border-radius: 50%;
	animation: sitepulse-st-spin 0.9s linear infinite;
}

@keyframes sitepulse-st-spin {
	to {
		transform: rotate(360deg);
	}
}

/* ---------- Results ---------- */

.sitepulse-st__results {
	margin-top: 1.5rem;
}

.sitepulse-st__results-header {
	padding: 1rem 1.25rem;
	border: 1px solid var(--st-mist-line);
	border-radius: var(--st-radius);
	background: var(--st-navy);
	color: var(--st-white);
}

.sitepulse-st__results-header dl {
	display: grid;
	gap: 0.5rem 1.5rem;
	margin: 0 0 1rem;
	grid-template-columns: 1fr;
}

.sitepulse-st__results-header dt {
	color: rgba(255, 255, 255, 0.75);
	font-size: 0.78rem;
	letter-spacing: 0.04em;
	text-transform: uppercase;
}

.sitepulse-st__results-header dd {
	margin: 0 0 0.35rem;
	overflow-wrap: anywhere;
	font-size: 0.98rem;
}

.sitepulse-st__section {
	margin-top: 1.5rem;
	padding: 1.25rem;
	border: 1px solid var(--st-mist-line);
	border-radius: var(--st-radius);
	background: var(--st-white);
}

.sitepulse-st__section-title {
	margin: 0 0 0.4rem;
	color: var(--st-navy);
	font-size: 1.2rem;
}

.sitepulse-st__section-note {
	margin: 0 0 1rem;
	color: var(--st-text-muted);
	font-size: 0.9rem;
	max-width: 72ch;
}

.sitepulse-st__scope {
	display: block;
	margin: 0 0 1rem;
	padding: 0.65rem 0.85rem;
	border-left: 4px solid var(--st-teal);
	background: var(--st-mist);
	font-size: 0.92rem;
	font-weight: 600;
}

.sitepulse-st__group-title {
	margin: 1.25rem 0 0.65rem;
	color: var(--st-navy);
	font-size: 1rem;
}

/* ---------- Metric cards ---------- */

.sitepulse-st__cards {
	display: grid;
	gap: 0.85rem;
	margin: 0;
	padding: 0;
	grid-template-columns: 1fr;
	list-style: none;
}

.sitepulse-st__card {
	padding: 0.9rem 1rem;
	border: 1px solid var(--st-mist-line);
	border-left-width: 5px;
	border-radius: 8px;
	background: var(--st-white);
}

.sitepulse-st__card--good {
	border-left-color: var(--st-good);
}

.sitepulse-st__card--needs_improvement {
	border-left-color: var(--st-warn);
}

.sitepulse-st__card--poor {
	border-left-color: var(--st-poor);
}

.sitepulse-st__card--not_available {
	border-left-color: var(--st-na);
}

.sitepulse-st__card-title {
	margin: 0 0 0.2rem;
	color: var(--st-navy);
	font-size: 0.95rem;
}

.sitepulse-st__card-abbr {
	color: var(--st-text-muted);
	font-size: 0.8rem;
	font-weight: 600;
	letter-spacing: 0.04em;
}

.sitepulse-st__card-value {
	display: block;
	margin: 0.3rem 0;
	font-size: 1.5rem;
	font-weight: 700;
	line-height: 1.2;
}

.sitepulse-st__card-status {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	font-size: 0.88rem;
	font-weight: 700;
}

/* Shape prefix so status never relies on colour alone. */
.sitepulse-st__card-status::before {
	font-weight: 700;
}

.sitepulse-st__card--good .sitepulse-st__card-status {
	color: var(--st-good);
}

.sitepulse-st__card--good .sitepulse-st__card-status::before {
	content: "\25CF";
}

.sitepulse-st__card--needs_improvement .sitepulse-st__card-status {
	color: var(--st-warn);
}

.sitepulse-st__card--needs_improvement .sitepulse-st__card-status::before {
	content: "\25B2";
}

.sitepulse-st__card--poor .sitepulse-st__card-status {
	color: var(--st-poor);
}

.sitepulse-st__card--poor .sitepulse-st__card-status::before {
	content: "\25A0";
}

.sitepulse-st__card--not_available .sitepulse-st__card-status {
	color: var(--st-na);
}

.sitepulse-st__card--not_available .sitepulse-st__card-status::before {
	content: "\2014";
}

.sitepulse-st__card-source {
	display: block;
	margin-top: 0.4rem;
	color: var(--st-text-muted);
	font-size: 0.8rem;
}

/* ---------- Score ---------- */

.sitepulse-st__score {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	gap: 0.6rem;
	margin: 0 0 0.5rem;
}

.sitepulse-st__score-value {
	font-size: 2.1rem;
	font-weight: 800;
	line-height: 1;
}

.sitepulse-st__score-status {
	font-size: 1rem;
	font-weight: 700;
}

/* ---------- Audits ---------- */

.sitepulse-st__audits {
	margin: 0;
	padding: 0;
	list-style: none;
}

.sitepulse-st__audit {
	margin-bottom: 0.6rem;
	border: 1px solid var(--st-mist-line);
	border-radius: 8px;
	background: var(--st-white);
}

.sitepulse-st__audit summary {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	align-items: baseline;
	justify-content: space-between;
	min-height: 44px;
	padding: 0.7rem 0.9rem;
	cursor: pointer;
	font-weight: 600;
}

.sitepulse-st__audit-value {
	color: var(--st-text-muted);
	font-size: 0.88rem;
	font-weight: 600;
}

.sitepulse-st__audit-body {
	padding: 0 0.9rem 0.9rem;
	color: var(--st-text-muted);
	font-size: 0.92rem;
}

.sitepulse-st__audit-body a {
	color: var(--st-teal-strong);
}

/* ---------- Lists ---------- */

.sitepulse-st__list {
	margin: 0;
	padding-left: 1.15rem;
	color: var(--st-text-muted);
	font-size: 0.92rem;
}

.sitepulse-st__list li {
	margin-bottom: 0.35rem;
}

.sitepulse-st__empty {
	margin: 0;
	padding: 0.85rem 1rem;
	border: 1px dashed var(--st-mist-line);
	border-radius: 8px;
	color: var(--st-text-muted);
}

/* ---------- Responsive ---------- */

@media (min-width: 600px) {
	.sitepulse-st__cards {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.sitepulse-st__results-header dl {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 900px) {
	.sitepulse-st__cards {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
	.sitepulse-st *,
	.sitepulse-st *::before,
	.sitepulse-st *::after {
		animation-duration: 0.001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.001ms !important;
	}

	.sitepulse-st__spinner {
		animation: none;
		border-top-color: var(--st-mist-line);
	}
}

/* ---------- Dark mode ---------- */

@media (prefers-color-scheme: dark) {
	.sitepulse-st {
		--st-white: #14212c;
		--st-mist: #1a2934;
		--st-mist-line: #33454f;
		--st-text: #e8eef2;
		--st-text-muted: #a9bac5;
		--st-navy: #0b1720;
		--st-good: #5fd39a;
		--st-warn: #f0be5c;
		--st-poor: #f08585;
		--st-na: #9fb0bb;
		--st-teal: #2fb3ad;
		--st-teal-strong: #46c7c1;
	}

	.sitepulse-st__heading,
	.sitepulse-st__section-title,
	.sitepulse-st__group-title,
	.sitepulse-st__card-title,
	.sitepulse-st__label,
	.sitepulse-st__legend {
		color: var(--st-text);
	}

	.sitepulse-st__submit {
		background: var(--st-teal);
		color: #06131b;
	}

	.sitepulse-st__badge {
		color: #06131b;
	}

	.sitepulse-st__results-header {
		border-color: var(--st-mist-line);
	}
}