/* c2 Search Filter – frontend
 * Colours fall back to the theme's preset palette (base/contrast) so the panel
 * matches TT5-style block themes without configuration. Override via the
 * --c2sf-* custom properties in your theme if needed.
 */

:root {
	--c2sf-bg: var(--wp--preset--color--base, #fff);
	--c2sf-fg: var(--wp--preset--color--contrast, #111);
	--c2sf-accent: var(--wp--preset--color--contrast, #111);
	--c2sf-accent-fg: var(--wp--preset--color--base, #fff);
	--c2sf-border: color-mix(in srgb, var(--c2sf-fg) 22%, transparent);
	--c2sf-muted: color-mix(in srgb, var(--c2sf-fg) 62%, transparent);
	--c2sf-soft: color-mix(in srgb, var(--c2sf-fg) 6%, transparent);
	--c2sf-radius: 8px;
	--c2sf-font-size: 0.9375rem;
	--c2sf-z: 1000;
}

@supports not (color: color-mix(in srgb, red, blue)) {
	:root {
		--c2sf-border: rgba(0, 0, 0, 0.22);
		--c2sf-muted: rgba(0, 0, 0, 0.62);
		--c2sf-soft: rgba(0, 0, 0, 0.06);
	}
}

/* ── Toggle inside the search input ─────────────────────────────────── */

form[data-c2sf-form] {
	position: relative;
}

.c2sf-input-wrap {
	position: relative;
	display: flex;
	flex: 1 1 auto;
	min-width: 0;
	/* keep the input's own border-radius visible under the button */
	border-radius: inherit;
}

.c2sf-input-wrap > input {
	flex: 1 1 auto;
	width: 100%;
	min-width: 0;
	/* room for the funnel icon */
	padding-right: 2.5em !important;
}

.c2sf-toggle {
	position: absolute;
	inset: 0 0 0 auto;
	width: 2.4em;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	margin: 0;
	padding: 0;
	border: 0;
	background: transparent;
	color: inherit;
	cursor: pointer;
	opacity: 0.6;
	line-height: 1;
	border-radius: inherit;
	transition: opacity 0.15s ease;
	-webkit-appearance: none;
	appearance: none;
	box-shadow: none;
}

.c2sf-toggle:hover,
.c2sf-toggle:focus-visible,
.c2sf-toggle[aria-expanded="true"],
.c2sf-toggle--active {
	opacity: 1;
	background: transparent;
}

.c2sf-toggle:focus-visible {
	outline: 2px solid currentColor;
	outline-offset: -3px;
}

.c2sf-icon {
	width: 1.1em;
	height: 1.1em;
	display: block;
}

.c2sf-toggle--active .c2sf-icon {
	fill: currentColor;
	fill-opacity: 0.18;
}

.c2sf-badge {
	position: absolute;
	top: 0.2em;
	right: 0.2em;
	min-width: 1.3em;
	height: 1.3em;
	padding: 0 0.3em;
	border-radius: 999px;
	background: var(--c2sf-accent);
	color: var(--c2sf-accent-fg);
	font-size: 0.6em;
	font-weight: 600;
	line-height: 1.3em;
	text-align: center;
	pointer-events: none;
}

.c2sf-badge[hidden] {
	display: none;
}

/* ── Panel ──────────────────────────────────────────────────────────── */

.c2sf-panel {
	box-sizing: border-box;
	background: var(--c2sf-bg);
	color: var(--c2sf-fg);
	font-size: var(--c2sf-font-size);
	line-height: 1.4;
	text-align: left;
	font-weight: 400;
}

.c2sf-panel *,
.c2sf-panel *::before,
.c2sf-panel *::after {
	box-sizing: border-box;
}

.c2sf-panel[hidden] {
	display: none;
}

.c2sf-panel--popover {
	position: absolute;
	z-index: var(--c2sf-z);
	top: calc(100% + 0.4rem);
	left: 0;
	width: max(100%, 22rem);
	max-width: min(36rem, calc(100vw - 2rem));
	padding: 1rem;
	border: 1px solid var(--c2sf-border);
	border-radius: var(--c2sf-radius);
	box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.28), 0 2px 6px rgba(0, 0, 0, 0.08);
	animation: c2sf-fade 0.14s ease-out;
}

.c2sf-panel--popover.c2sf-panel--align-right {
	left: auto;
	right: 0;
}

.c2sf-panel--inline {
	position: relative;
	width: 100%;
	margin-top: 0.6rem;
	padding: 1rem;
	border: 1px solid var(--c2sf-border);
	border-radius: var(--c2sf-radius);
}

.c2sf-panel--open {
	padding: 0;
}

@keyframes c2sf-fade {
	from {
		opacity: 0;
		transform: translateY(-4px);
	}
	to {
		opacity: 1;
		transform: none;
	}
}

@media (prefers-reduced-motion: reduce) {
	.c2sf-panel--popover {
		animation: none;
	}
}

.c2sf-panel__head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem;
	margin-bottom: 0.75rem;
}

.c2sf-panel__title {
	font-weight: 600;
}

.c2sf-close {
	margin: 0;
	padding: 0;
	width: 1.8em;
	height: 1.8em;
	border: 0;
	border-radius: 50%;
	background: transparent;
	color: inherit;
	font-size: 1.25em;
	line-height: 1;
	cursor: pointer;
	opacity: 0.7;
	box-shadow: none;
}

.c2sf-close:hover,
.c2sf-close:focus-visible {
	opacity: 1;
	background: var(--c2sf-soft);
}

/* ── Fields ─────────────────────────────────────────────────────────── */

.c2sf-fields {
	display: grid;
	gap: 0.75rem 1rem;
	grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
	margin: 0;
	padding: 0;
}

.c2sf-form--column .c2sf-fields {
	grid-template-columns: 1fr;
}

.c2sf-group {
	margin: 0;
	padding: 0;
	border: 0;
	min-width: 0;
}

.c2sf-group--types,
.c2sf-group--title-only {
	grid-column: 1 / -1;
}

.c2sf-label,
.c2sf-group legend {
	display: block;
	margin: 0 0 0.3rem;
	padding: 0;
	font-size: 0.8em;
	font-weight: 600;
	letter-spacing: 0.02em;
	text-transform: uppercase;
	color: var(--c2sf-muted);
}

.c2sf-select,
.c2sf-input {
	width: 100%;
	margin: 0;
	padding: 0.45em 0.7em;
	border: 1px solid var(--c2sf-border);
	border-radius: 4px;
	background: var(--c2sf-bg);
	color: inherit;
	font: inherit;
	line-height: 1.4;
}

.c2sf-select {
	-webkit-appearance: none;
	appearance: none;
	padding-right: 2em;
	background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23777' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
	background-repeat: no-repeat;
	background-position: right 0.6em center;
	background-size: 1em;
}

.c2sf-select:focus-visible,
.c2sf-input:focus-visible {
	outline: 2px solid var(--c2sf-accent);
	outline-offset: 1px;
}

/* Pills (post types) */
.c2sf-pills {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
}

.c2sf-pill {
	position: relative;
	display: inline-flex;
	align-items: center;
	gap: 0.4em;
	padding: 0.35em 0.85em;
	border: 1px solid var(--c2sf-border);
	border-radius: 999px;
	background: var(--c2sf-bg);
	cursor: pointer;
	user-select: none;
	line-height: 1.3;
	transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}

.c2sf-pill input {
	position: absolute;
	width: 1px;
	height: 1px;
	margin: -1px;
	padding: 0;
	overflow: hidden;
	clip: rect(0 0 0 0);
	clip-path: inset(50%);
	white-space: nowrap;
	border: 0;
}

.c2sf-pill:hover {
	background: var(--c2sf-soft);
}

.c2sf-pill:has(input:checked) {
	background: var(--c2sf-accent);
	border-color: var(--c2sf-accent);
	color: var(--c2sf-accent-fg);
}

.c2sf-pill:has(input:focus-visible) {
	outline: 2px solid var(--c2sf-accent);
	outline-offset: 2px;
}

/* fallback for browsers without :has() */
.c2sf-pill input:checked + span {
	font-weight: 600;
}

.c2sf-count {
	font-size: 0.8em;
	opacity: 0.7;
}

.c2sf-check {
	display: inline-flex;
	align-items: center;
	gap: 0.5em;
	cursor: pointer;
}

.c2sf-check input {
	margin: 0;
	width: 1em;
	height: 1em;
	accent-color: var(--c2sf-accent);
}

/* ── Actions ────────────────────────────────────────────────────────── */

.c2sf-actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.5rem 0.75rem;
	margin-top: 1rem;
}

.c2sf-btn {
	margin: 0;
	padding: 0.5em 1.1em;
	border: 1px solid var(--c2sf-accent);
	border-radius: 4px;
	background: var(--c2sf-accent);
	color: var(--c2sf-accent-fg);
	font: inherit;
	font-size: 0.95em;
	line-height: 1.3;
	cursor: pointer;
}

.c2sf-btn--ghost {
	padding: 0.6em 1.2em;
	border-radius: 999px;
	background: transparent;
	color: inherit;
	border-color: var(--c2sf-border);
}

.c2sf-btn--ghost:hover {
	background: var(--c2sf-soft);
}

/* ── Standalone form (block / shortcode) ────────────────────────────── */

.c2sf-form {
	display: block;
	margin: 0;
	font-size: var(--c2sf-font-size);
}

.c2sf-form__search {
	margin-bottom: 1rem;
}

.c2sf-form__search-row {
	display: flex;
	gap: 0.5rem;
}

.c2sf-form__search-row .c2sf-input {
	flex: 1 1 auto;
	min-width: 0;
}

/* ── Summary line ───────────────────────────────────────────────────── */

.c2sf-summary {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.4rem 0.75rem;
	margin: 1rem 0 0;
	font-size: 0.95em;
}

.c2sf-summary--compact {
	margin: 0 0 0.85rem;
	padding-bottom: 0.75rem;
	border-bottom: 1px solid var(--c2sf-border);
	font-size: 0.9em;
}

.c2sf-summary__filters {
	display: inline-flex;
	flex-wrap: wrap;
	gap: 0.3rem;
}

.c2sf-chip {
	display: inline-block;
	padding: 0.1em 0.6em;
	border-radius: 999px;
	background: var(--c2sf-soft);
	font-size: 0.85em;
}

.c2sf-summary__reset {
	font-size: 0.9em;
	text-decoration: underline;
	color: inherit;
}

/* ── Small screens: popover becomes a full-width sheet under the form ── */

@media (max-width: 600px) {
	.c2sf-panel--popover {
		width: calc(100vw - 2rem);
		max-width: none;
	}
	.c2sf-panel--popover.c2sf-panel--align-right {
		right: 0;
	}
}