/**
 * Reusable interface components.
 */

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

.pct-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: var(--pct-space-2);
	padding: var(--pct-space-3) var(--pct-space-5);
	border: 1px solid transparent;
	border-radius: var(--pct-radius);
	font-size: var(--pct-text-sm);
	font-weight: 600;
	line-height: 1.2;
	text-align: center;
	text-decoration: none;
	cursor: pointer;
	/* Comfortably above the 44px touch-target guideline on mobile. */
	min-height: 44px;
	transition: background-color var(--pct-transition), border-color var(--pct-transition),
		color var(--pct-transition), transform var(--pct-transition);
}

.pct-btn svg {
	width: 16px;
	height: 16px;
	flex-shrink: 0;
	fill: none;
	stroke: currentColor;
	stroke-width: 2;
}

.pct-btn:active {
	transform: translateY(1px);
}

.pct-btn:disabled,
.pct-btn[aria-disabled="true"] {
	opacity: 0.55;
	cursor: not-allowed;
	transform: none;
}

.pct-btn--primary {
	background: var(--pct-accent);
	color: var(--pct-accent-text);
}

.pct-btn--primary:hover:not(:disabled) {
	background: var(--pct-accent-hover);
	color: var(--pct-accent-text);
}

.pct-btn--secondary {
	background: var(--pct-surface);
	border-color: var(--pct-border-strong);
	color: var(--pct-text);
}

.pct-btn--secondary:hover:not(:disabled) {
	background: var(--pct-surface-hover);
	border-color: var(--pct-accent);
	color: var(--pct-accent);
}

.pct-btn--ghost {
	background: transparent;
	color: var(--pct-text-muted);
}

.pct-btn--ghost:hover:not(:disabled) {
	background: var(--pct-surface-hover);
	color: var(--pct-text);
}

.pct-btn--lg {
	padding: var(--pct-space-4) var(--pct-space-8);
	font-size: var(--pct-text-base);
	min-height: 52px;
}

.pct-btn--sm {
	padding: var(--pct-space-2) var(--pct-space-3);
	font-size: var(--pct-text-xs);
	min-height: 34px;
}

.pct-btn--block {
	width: 100%;
}

/* ---------------------------------------------------------------------------
 * Cards
 * ------------------------------------------------------------------------ */

.pct-card {
	display: flex;
	flex-direction: column;
	background: var(--pct-surface);
	border: 1px solid var(--pct-border);
	border-radius: var(--pct-radius-lg);
	box-shadow: var(--pct-shadow-sm);
	overflow: hidden;
}

.pct-card--raised {
	background: var(--pct-surface-raised);
	box-shadow: var(--pct-shadow-md);
}

.pct-card--interactive {
	transition: border-color var(--pct-transition), box-shadow var(--pct-transition), transform var(--pct-transition);
}

.pct-card--interactive:hover {
	border-color: var(--pct-accent-border);
	box-shadow: var(--pct-shadow-md);
	transform: translateY(-2px);
}

.pct-card__body {
	padding: var(--pct-space-6);
	flex: 1;
}

.pct-card__header {
	padding: var(--pct-space-6) var(--pct-space-6) 0;
}

.pct-card__footer {
	padding: var(--pct-space-4) var(--pct-space-6);
	border-top: 1px solid var(--pct-border-subtle);
	background: var(--pct-surface-sunken);
}

.pct-card__title {
	margin-bottom: var(--pct-space-2);
	font-size: var(--pct-text-lg);
}

.pct-card__title a {
	color: inherit;
	text-decoration: none;
}

.pct-card__title a:hover {
	color: var(--pct-accent);
}

.pct-card__text {
	margin-bottom: 0;
	color: var(--pct-text-muted);
	font-size: var(--pct-text-sm);
}

.pct-card__icon {
	display: grid;
	place-items: center;
	width: 44px;
	height: 44px;
	margin-bottom: var(--pct-space-4);
	background: var(--pct-accent-subtle);
	border-radius: var(--pct-radius-md);
	color: var(--pct-accent);
}

.pct-card__icon svg {
	width: 22px;
	height: 22px;
	fill: none;
	stroke: currentColor;
	stroke-width: 2;
}

/* ---------------------------------------------------------------------------
 * Badges and pills
 * ------------------------------------------------------------------------ */

.pct-badge {
	display: inline-flex;
	align-items: center;
	gap: var(--pct-space-1);
	padding: 0.2em 0.65em;
	border: 1px solid transparent;
	border-radius: var(--pct-radius-full);
	font-size: var(--pct-text-xs);
	font-weight: 600;
	line-height: 1.5;
	white-space: nowrap;
}

.pct-badge--neutral {
	background: var(--pct-bg-muted);
	border-color: var(--pct-border);
	color: var(--pct-text-muted);
}

.pct-badge--green,
.pct-badge--success {
	background: var(--pct-success-bg);
	border-color: var(--pct-success-border);
	color: var(--pct-success);
}

.pct-badge--blue,
.pct-badge--info {
	background: var(--pct-info-bg);
	border-color: var(--pct-info-border);
	color: var(--pct-info);
}

.pct-badge--yellow,
.pct-badge--warning {
	background: var(--pct-warning-bg);
	border-color: var(--pct-warning-border);
	color: var(--pct-warning);
}

.pct-badge--red,
.pct-badge--danger {
	background: var(--pct-danger-bg);
	border-color: var(--pct-danger-border);
	color: var(--pct-danger);
}

/* ---------------------------------------------------------------------------
 * Notices
 * ------------------------------------------------------------------------ */

.pct-notice {
	display: flex;
	gap: var(--pct-space-3);
	padding: var(--pct-space-4);
	margin-bottom: var(--pct-space-4);
	border: 1px solid var(--pct-border);
	border-radius: var(--pct-radius);
	background: var(--pct-bg-subtle);
	font-size: var(--pct-text-sm);
}

.pct-notice > svg {
	width: 18px;
	height: 18px;
	flex-shrink: 0;
	margin-top: 0.15em;
	fill: none;
	stroke: currentColor;
	stroke-width: 2;
}

.pct-notice p:last-child {
	margin-bottom: 0;
}

.pct-notice--warning {
	background: var(--pct-warning-bg);
	border-color: var(--pct-warning-border);
	color: var(--pct-warning);
}

.pct-notice--danger {
	background: var(--pct-danger-bg);
	border-color: var(--pct-danger-border);
	color: var(--pct-danger);
}

.pct-notice--info {
	background: var(--pct-info-bg);
	border-color: var(--pct-info-border);
	color: var(--pct-info);
}

.pct-notice--success {
	background: var(--pct-success-bg);
	border-color: var(--pct-success-border);
	color: var(--pct-success);
}

/* ---------------------------------------------------------------------------
 * FAQ / accordion
 * ------------------------------------------------------------------------ */

.pct-faq {
	display: grid;
	gap: var(--pct-space-3);
	max-width: 48rem;
	margin-inline: auto;
}

.pct-faq__item {
	background: var(--pct-surface);
	border: 1px solid var(--pct-border);
	border-radius: var(--pct-radius-md);
	overflow: hidden;
	transition: border-color var(--pct-transition);
}

.pct-faq__item[open] {
	border-color: var(--pct-accent-border);
}

.pct-faq__question {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: var(--pct-space-4);
	padding: var(--pct-space-4) var(--pct-space-5);
	color: var(--pct-heading);
	font-size: var(--pct-text-base);
	font-weight: 600;
	line-height: var(--pct-leading-snug);
	cursor: pointer;
	list-style: none;
}

.pct-faq__question::-webkit-details-marker {
	display: none;
}

.pct-faq__question:hover {
	background: var(--pct-surface-hover);
}

.pct-faq__icon {
	flex-shrink: 0;
	width: 20px;
	height: 20px;
	margin-top: 0.15em;
	color: var(--pct-text-subtle);
	fill: none;
	stroke: currentColor;
	stroke-width: 2;
	transition: transform var(--pct-transition), color var(--pct-transition);
}

.pct-faq__item[open] .pct-faq__icon {
	transform: rotate(45deg);
	color: var(--pct-accent);
}

.pct-faq__answer {
	padding: 0 var(--pct-space-5) var(--pct-space-5);
	color: var(--pct-text-muted);
	font-size: var(--pct-text-sm);
	line-height: var(--pct-leading-normal);
}

.pct-faq__answer > :last-child {
	margin-bottom: 0;
}

/* ---------------------------------------------------------------------------
 * Steps (How it works)
 * ------------------------------------------------------------------------ */

.pct-steps {
	display: grid;
	gap: var(--pct-space-6);
	counter-reset: pct-step;
}

@media (min-width: 720px) {
	.pct-steps--3 {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}

	.pct-steps--4 {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 1000px) {
	.pct-steps--4 {
		grid-template-columns: repeat(4, minmax(0, 1fr));
	}
}

.pct-step {
	position: relative;
	padding-top: var(--pct-space-3);
}

.pct-step__number {
	display: grid;
	place-items: center;
	width: 38px;
	height: 38px;
	margin-bottom: var(--pct-space-4);
	background: var(--pct-accent);
	border-radius: var(--pct-radius-full);
	color: var(--pct-accent-text);
	font-size: var(--pct-text-sm);
	font-weight: 700;
}

.pct-step__title {
	margin-bottom: var(--pct-space-2);
	font-size: var(--pct-text-lg);
}

.pct-step__text {
	margin-bottom: 0;
	color: var(--pct-text-muted);
	font-size: var(--pct-text-sm);
}

/* ---------------------------------------------------------------------------
 * Breadcrumbs
 * ------------------------------------------------------------------------ */

.pct-breadcrumbs {
	margin-bottom: var(--pct-space-6);
	color: var(--pct-text-subtle);
	font-size: var(--pct-text-sm);
}

.pct-breadcrumbs ol {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--pct-space-2);
	margin: 0;
	padding: 0;
	list-style: none;
}

.pct-breadcrumbs li {
	display: flex;
	align-items: center;
	gap: var(--pct-space-2);
	margin: 0;
}

.pct-breadcrumbs li:not(:last-child)::after {
	content: "/";
	color: var(--pct-border-strong);
}

.pct-breadcrumbs a {
	color: var(--pct-text-muted);
	text-decoration: none;
}

.pct-breadcrumbs a:hover {
	color: var(--pct-accent);
	text-decoration: underline;
}

.pct-breadcrumbs [aria-current="page"] {
	color: var(--pct-text);
	font-weight: 500;
}

/* ---------------------------------------------------------------------------
 * Pagination
 * ------------------------------------------------------------------------ */

.pct-pagination {
	margin-top: var(--pct-space-12);
}

.pct-pagination .nav-links {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: center;
	gap: var(--pct-space-2);
}

/* Direct children only: paginate_links() and wp_link_pages() both emit a flat
   run of <a> and <span>, so one rule set styles the archive pagination and the
   multi-page post links alike. */
.pct-pagination .nav-links > a,
.pct-pagination .nav-links > span {
	display: inline-grid;
	place-items: center;
	min-width: 42px;
	height: 42px;
	padding-inline: var(--pct-space-3);
	background: var(--pct-surface);
	border: 1px solid var(--pct-border);
	border-radius: var(--pct-radius);
	color: var(--pct-text-muted);
	font-size: var(--pct-text-sm);
	font-weight: 500;
	line-height: 1;
	text-decoration: none;
	transition: background-color var(--pct-transition), color var(--pct-transition), border-color var(--pct-transition);
}

.pct-pagination .nav-links > a:hover,
.pct-pagination .nav-links > a:focus-visible {
	border-color: var(--pct-accent);
	color: var(--pct-accent);
}

.pct-pagination .nav-links > .current {
	background: var(--pct-accent);
	border-color: var(--pct-accent);
	color: var(--pct-accent-text);
}

.pct-pagination .nav-links > .dots {
	min-width: 0;
	padding-inline: var(--pct-space-1);
	background: none;
	border-color: transparent;
}

/* Prev and next carry words rather than a digit, so they size to their text. */
.pct-pagination .nav-links > .prev,
.pct-pagination .nav-links > .next {
	font-weight: 600;
}

/* ---------------------------------------------------------------------------
 * CTA
 * ------------------------------------------------------------------------ */

.pct-cta {
	padding: var(--pct-space-10);
	background: var(--pct-surface-raised);
	border: 1px solid var(--pct-border);
	border-radius: var(--pct-radius-xl);
	text-align: center;
}

.pct-cta__title {
	margin-bottom: var(--pct-space-3);
}

.pct-cta__text {
	max-width: 42rem;
	margin-inline: auto;
	margin-bottom: var(--pct-space-6);
	color: var(--pct-text-muted);
}

.pct-cta__actions {
	display: flex;
	flex-wrap: wrap;
	gap: var(--pct-space-3);
	justify-content: center;
}

/* ---------------------------------------------------------------------------
 * Search form
 * ------------------------------------------------------------------------ */

.pct-search-form {
	display: flex;
	gap: var(--pct-space-2);
}

.pct-search-form input[type="search"] {
	flex: 1;
	min-width: 0;
}

/* ---------------------------------------------------------------------------
 * Widgets
 * ------------------------------------------------------------------------ */

.pct-widget {
	margin-bottom: var(--pct-space-8);
	padding: var(--pct-space-5);
	background: var(--pct-surface);
	border: 1px solid var(--pct-border);
	border-radius: var(--pct-radius-lg);
}

.pct-widget__title {
	margin-bottom: var(--pct-space-4);
	font-size: var(--pct-text-base);
}

.pct-widget ul {
	margin: 0;
	padding: 0;
	list-style: none;
	font-size: var(--pct-text-sm);
}

.pct-widget li {
	padding-block: var(--pct-space-2);
	border-bottom: 1px solid var(--pct-border-subtle);
}

.pct-widget li:last-child {
	border-bottom: 0;
}

.pct-widget a {
	color: var(--pct-text-muted);
	text-decoration: none;
}

.pct-widget a:hover {
	color: var(--pct-accent);
}

/* ---------------------------------------------------------------------------
 * Prose (editor content)
 * ------------------------------------------------------------------------ */

.pct-prose {
	max-width: 46rem;
	margin-inline: auto;
	text-align: center;
}

.pct-prose ul,
.pct-prose ol {
	display: inline-block;
	text-align: left;
}

.pct-prose > * + * {
	margin-top: var(--pct-space-4);
}

.pct-prose h2 {
	margin-top: var(--pct-space-10);
	scroll-margin-top: calc(var(--pct-header-height) + var(--pct-space-4));
}

.pct-prose h3 {
	margin-top: var(--pct-space-8);
	scroll-margin-top: calc(var(--pct-header-height) + var(--pct-space-4));
}

.pct-prose img {
	border-radius: var(--pct-radius-md);
}

.pct-prose figure {
	margin: var(--pct-space-8) 0;
}

.pct-prose figcaption {
	margin-top: var(--pct-space-2);
	color: var(--pct-text-subtle);
	font-size: var(--pct-text-sm);
	text-align: center;
}

.pct-prose ul,
.pct-prose ol {
	padding-left: var(--pct-space-6);
}

.pct-prose :is(.alignwide, .alignfull) {
	max-width: none;
}


/* ---------------------------------------------------------------------------
 * Prose alignment
 *
 * The calculator pages are centred, because their prose sits under a centred
 * hero and reads as part of it. Ordinary pages and the blog are left aligned,
 * which is easier to read over long passages.
 * ------------------------------------------------------------------------ */

.pct-prose {
	text-align: left;
}

.pct-has-tool .pct-prose {
	text-align: center;
}