/* HTB Kalender – Frontend */

.htbk-search {
	--htbk-ink: #1a1a1a;
	--htbk-muted: #5a5a5a;
	--htbk-line: #d0d0d0;
	--htbk-bg: #ffffff;
	--htbk-search-bg: #ffffff;
	--htbk-search-radius: 0;
	--htbk-search-btn-radius: 0;
	--htbk-search-field-radius: 0;
	color: var(--htbk-ink);
	font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
	max-width: 40rem;
	margin: 1.5rem auto;
}

.htbk-public-calendar {
	--htbk-ink: #1a1a1a;
	--htbk-muted: #5a5a5a;
	--htbk-line: #d8d8d8;
	--htbk-bg: #ffffff;
	--htbk-cal-bg: #ffffff;
	--htbk-cal-radius: 0;
	--htbk-cal-btn-radius: 3px;
	--htbk-cal-field-radius: 0;
	--htbk-free-bg: #cde8d0;
	--htbk-occ-bg: #f4c7c7;
	--htbk-free-fg: #000000;
	--htbk-occ-fg: #000000;
	--htbk-dow-color: #000000;
	--htbk-scale: 100;
	box-sizing: border-box;
	width: 100%;
	max-width: none;
	margin: 1.5rem 0;
	padding: 1rem 1.1rem 1.2rem;
	color: var(--htbk-ink);
	font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
	font-size: calc(0.92rem * var(--htbk-scale) / 100);
	background: var(--htbk-cal-bg);
	border: 1px solid var(--htbk-line);
	border-radius: var(--htbk-cal-radius);
}

.htbk-public-calendar *,
.htbk-public-calendar *::before,
.htbk-public-calendar *::after {
	box-sizing: border-box;
}

.htbk-year-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 1.15rem 1.35rem;
}

@media (max-width: 900px) {
	.htbk-year-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 560px) {
	.htbk-year-grid {
		grid-template-columns: 1fr;
	}
}

.htbk-month {
	background: transparent;
	border: 0;
	padding: 0;
	min-width: 0;
}

.htbk-month-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.4rem;
	min-height: 2.1em;
	margin-bottom: 0.35rem;
}

.htbk-month-title {
	margin: 0;
	font-size: 1em;
	font-weight: 700;
	line-height: 1.2;
}

.htbk-month-select-wrap {
	flex: 1 1 auto;
	min-width: 0;
}

.htbk-public-calendar .htbk-month-select {
	width: 100%;
	max-width: 100%;
	margin: 0;
	padding: 0.15em 0.2em;
	border: 0;
	background: transparent;
	color: var(--htbk-ink);
	font: inherit;
	font-weight: 700;
	font-size: 1em;
	cursor: pointer;
}

.htbk-public-calendar .htbk-nav-btn {
	appearance: none !important;
	flex: 0 0 auto;
	display: inline-flex !important;
	align-items: center;
	justify-content: center;
	width: 1.85em;
	height: 1.85em;
	margin: 0;
	padding: 0;
	border: 0 !important;
	border-radius: var(--htbk-cal-btn-radius);
	background: #6e6e6e !important;
	color: #ffffff !important;
	font-size: 1em;
	line-height: 1;
	opacity: 1 !important;
	visibility: visible !important;
	cursor: pointer;
	box-shadow: none;
}

.htbk-public-calendar .htbk-nav-btn:hover,
.htbk-public-calendar .htbk-nav-btn:focus {
	background: #444444 !important;
	color: #ffffff !important;
}

.htbk-public-calendar .htbk-nav-btn-next {
	margin-left: auto;
}

.htbk-month-grid {
	display: grid;
	grid-template-columns: repeat(var(--htbk-cols, 7), minmax(0, 1fr));
	gap: 2px;
}

.htbk-month-dow {
	text-align: center;
	font-size: 0.72em;
	font-weight: 400;
	color: var(--htbk-dow-color);
	padding: 0.15em 0;
}

.htbk-month-dow.is-bold {
	font-weight: 700;
}

.htbk-month-kw,
.htbk-month-kw-head {
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 0.68em;
	color: #888;
}

.htbk-month-day {
	aspect-ratio: 1;
	display: flex;
	align-items: center;
	justify-content: center;
	position: relative;
	font-size: 0.82em;
	font-weight: 400;
}

.htbk-month-day.is-bold {
	font-weight: 700;
}

.htbk-month-day.is-free {
	background: var(--htbk-free-bg);
	color: var(--htbk-free-fg);
}

.htbk-month-day.is-occupied,
.htbk-month-day.is-changeover {
	background: var(--htbk-occ-bg);
	color: var(--htbk-occ-fg);
}

/* Frei → Belegt: oben links frei, unten rechts belegt */
.htbk-month-day.is-changeover-in {
	background: linear-gradient(
		to top left,
		var(--htbk-occ-bg) 50%,
		var(--htbk-free-bg) 50%
	);
}

/* Belegt → Frei: oben links belegt, unten rechts frei */
.htbk-month-day.is-changeover-out {
	background: linear-gradient(
		to top left,
		var(--htbk-free-bg) 50%,
		var(--htbk-occ-bg) 50%
	);
}

.htbk-month-day.is-other {
	opacity: 0.38;
}

.htbk-month-day.is-changeover-both {
	flex-direction: column;
	justify-content: center;
	gap: 0.05em;
	line-height: 1.05;
}

.htbk-month-day.is-changeover-both::after {
	content: "W";
	position: relative;
	z-index: 1;
	font-size: 0.7em;
	font-weight: 700;
	text-transform: uppercase;
	color: #333333;
	line-height: 1;
	pointer-events: none;
}

.htbk-month-day-num {
	position: relative;
	z-index: 1;
}

.htbk-legend {
	display: flex;
	flex-wrap: wrap;
	gap: 0.85rem;
	margin-top: 1rem;
	font-size: 0.85em;
	color: var(--htbk-muted);
}

.htbk-legend-swatch {
	display: inline-block;
	width: 0.95em;
	height: 0.95em;
	margin-right: 0.25em;
	vertical-align: middle;
	border: 1px solid var(--htbk-line);
	position: relative;
}

.htbk-legend-swatch.is-free {
	background: var(--htbk-free-bg);
}

.htbk-legend-swatch.is-occupied,
.htbk-legend-swatch.is-changeover {
	background: var(--htbk-occ-bg);
}

.htbk-legend-swatch.is-changeover {
	background: linear-gradient(
		to top left,
		var(--htbk-occ-bg) 50%,
		var(--htbk-free-bg) 50%
	);
}

.htbk-legend-swatch.is-changeover-both {
	background: var(--htbk-occ-bg);
}

.htbk-legend-swatch.is-changeover-both::after {
	content: "W";
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 0.85em;
	font-weight: 700;
	text-transform: uppercase;
	color: #333333;
	line-height: 1;
	background: none;
}

.htbk-error {
	color: #8a1f1f;
	margin: 0.5rem 0;
}

.htbk-public-calendar .screen-reader-text {
	clip: rect(1px, 1px, 1px, 1px);
	position: absolute !important;
	height: 1px;
	width: 1px;
	overflow: hidden;
}

.htbk-search-form {
	position: relative;
	border: 1px solid var(--htbk-line);
	border-radius: var(--htbk-search-radius);
	padding: 1.1rem 1.15rem 1.25rem;
	background: var(--htbk-search-bg);
}

.htbk-search-fields {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
	gap: 0.75rem 1rem;
	margin-bottom: 1rem;
}

.htbk-search-fields label {
	display: flex;
	flex-direction: column;
	gap: 0.3rem;
	font-size: 0.85rem;
	font-weight: 600;
}

.htbk-search-fields input,
.htbk-search-fields select {
	font: inherit;
	font-weight: 400;
	padding: 0.45rem 0.5rem;
	border: 1px solid var(--htbk-line);
	border-radius: var(--htbk-search-field-radius);
	background: #fff;
}

.htbk-search-fields .htbk-date-display {
	cursor: pointer;
	background: #fff;
}

.htbk-search-form .htbk-date-fp-host {
	position: absolute;
	width: 1px;
	height: 1px;
	opacity: 0;
	pointer-events: none;
}

.flatpickr-calendar.htbk-fp {
	font-family: inherit;
	font-size: 13px;
	width: auto;
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
	border: 1px solid var(--htbk-line, #d8d8d8);
}

.flatpickr-calendar.htbk-fp .flatpickr-months {
	font-size: 0.95em;
}

.flatpickr-calendar.htbk-fp .flatpickr-current-month {
	font-size: 110%;
	padding: 0;
}

.flatpickr-calendar.htbk-fp .flatpickr-weekdays {
	font-size: 0.85em;
}

.flatpickr-calendar.htbk-fp .flatpickr-day {
	font-size: 0.9em;
	line-height: 34px;
	height: 34px;
	max-width: 34px;
	margin: 1px 0;
}

.flatpickr-calendar.htbk-fp .dayContainer {
	width: 238px;
	min-width: 238px;
	max-width: 238px;
}

.flatpickr-calendar.htbk-fp .flatpickr-day.selected,
.flatpickr-calendar.htbk-fp .flatpickr-day.startRange,
.flatpickr-calendar.htbk-fp .flatpickr-day.endRange,
.flatpickr-calendar.htbk-fp .flatpickr-day.selected:hover,
.flatpickr-calendar.htbk-fp .flatpickr-day.startRange:hover,
.flatpickr-calendar.htbk-fp .flatpickr-day.endRange:hover {
	background: #1a1a1a;
	border-color: #1a1a1a;
}

.flatpickr-calendar.htbk-fp .flatpickr-day.inRange,
.flatpickr-calendar.htbk-fp .flatpickr-day.prevMonthDay.inRange,
.flatpickr-calendar.htbk-fp .flatpickr-day.nextMonthDay.inRange {
	background: #ececec;
	border-color: #ececec;
	box-shadow: none;
}

.flatpickr-calendar.htbk-fp .flatpickr-months .flatpickr-prev-month:hover svg,
.flatpickr-calendar.htbk-fp .flatpickr-months .flatpickr-next-month:hover svg {
	fill: #1a1a1a;
}

.htbk-search-submit {
	appearance: none;
	border: 0;
	border-radius: var(--htbk-search-btn-radius);
	background: #1a1a1a;
	color: #fff;
	padding: 0.65rem 1.35rem;
	font: inherit;
	font-weight: 600;
	cursor: pointer;
}

.htbk-search-submit:hover {
	background: #333;
}

.htbk-search-submit:disabled {
	opacity: 0.65;
	cursor: wait;
}

.htbk-search-results {
	margin-top: 1.1rem;
}

.htbk-search-empty {
	margin: 0;
	color: var(--htbk-muted);
}

.htbk-search-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0.65rem;
}

.htbk-search-item {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	padding: 0.75rem 0.85rem;
	border-bottom: 1px solid var(--htbk-line);
}

.htbk-color-swatch {
	width: 0.85rem;
	height: 2.2rem;
	flex: 0 0 auto;
	background: var(--htbk-occ-bg, #f4c7c7);
}

.htbk-search-item-body {
	flex: 1 1 auto;
	display: flex;
	flex-direction: column;
	gap: 0.15rem;
	min-width: 0;
}

.htbk-search-item-name {
	font-size: 1rem;
}

.htbk-search-item-specs {
	font-size: 0.85rem;
	color: var(--htbk-muted);
}

.htbk-search-item-link {
	flex: 0 0 auto;
	color: var(--htbk-ink);
	font-weight: 600;
	text-decoration: underline;
	text-underline-offset: 2px;
}

/* Gesamtübersicht */
.htbk-overview {
	--htbk-ink: #1a1a1a;
	--htbk-muted: #5a5a5a;
	--htbk-line: #d8d8d8;
	--htbk-bg: #ffffff;
	--htbk-free-bg: #cde8d0;
	--htbk-occ-bg: #f4c7c7;
	--htbk-free-fg: #000000;
	--htbk-occ-fg: #000000;
	--htbk-scale: 100;
	box-sizing: border-box;
	width: 100%;
	max-width: none;
	margin: 1.5rem 0;
	padding: 0;
	color: var(--htbk-ink);
	font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
	font-size: calc(0.85rem * var(--htbk-scale) / 100);
	background: transparent;
	border: 0;
}

.htbk-overview *,
.htbk-overview *::before,
.htbk-overview *::after {
	box-sizing: border-box;
}

.htbk-overview-nav {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	margin-bottom: 1rem;
	flex-wrap: wrap;
}

.htbk-overview-jumps {
	display: flex;
	flex-wrap: wrap;
	gap: 0.35rem 0.55rem;
	flex: 1 1 auto;
	justify-content: center;
}

.htbk-overview-jump {
	color: var(--htbk-ink);
	text-decoration: none;
	font-size: 0.85em;
	font-weight: 600;
	padding: 0.15em 0.35em;
	border-bottom: 1px solid transparent;
}

.htbk-overview-jump:hover,
.htbk-overview-jump:focus {
	border-bottom-color: var(--htbk-ink);
}

.htbk-overview .htbk-nav-btn {
	appearance: none !important;
	display: inline-flex !important;
	align-items: center;
	justify-content: center;
	width: 1.85em;
	height: 1.85em;
	margin: 0;
	padding: 0;
	border: 0 !important;
	border-radius: 3px;
	background: #6e6e6e !important;
	color: #ffffff !important;
	font-size: 1em;
	line-height: 1;
	opacity: 1 !important;
	visibility: visible !important;
	cursor: pointer;
}

.htbk-overview .htbk-nav-btn:hover,
.htbk-overview .htbk-nav-btn:focus {
	background: #444444 !important;
}

.htbk-overview-month {
	margin: 0 0 1.35rem;
}

.htbk-overview-month-title {
	margin: 0 0 0.4rem;
	font-size: 1.05em;
	font-weight: 700;
}

.htbk-overview-scroll {
	overflow-x: auto;
	-webkit-overflow-scrolling: touch;
}

.htbk-overview-table {
	width: 100%;
	border-collapse: collapse;
	table-layout: fixed;
	min-width: 100%;
	border: 1px solid #888888;
}

.htbk-overview-table th,
.htbk-overview-table td {
	border: 1px solid #888888 !important;
	padding: 0;
	text-align: center;
	font-weight: 400;
	font-size: 0.72em;
	line-height: 1.2;
}

.htbk-overview-apt-head,
.htbk-overview-apt {
	width: 5.5em;
	min-width: 5.5em;
	max-width: 7em;
	text-align: left !important;
	padding: 0.35em 0.55em !important;
	position: sticky;
	left: 0;
	background: #fff;
	z-index: 1;
	font-weight: 400 !important;
	font-size: 0.9em !important;
	white-space: nowrap;
}

.htbk-overview-apt a {
	color: var(--htbk-ink);
	text-decoration: underline;
	font-weight: 400;
}

.htbk-overview-apt a:hover {
	text-decoration: underline;
}

.htbk-overview-dow-row th {
	color: var(--htbk-muted);
	font-size: 0.65em;
	padding: 0.1em 0;
}

.htbk-overview-cell {
	height: 1.35em;
	position: relative;
	background-clip: padding-box;
}

.htbk-overview-cell.is-free {
	background-color: var(--htbk-free-bg);
}

.htbk-overview-cell.is-occupied,
.htbk-overview-cell.is-changeover {
	background-color: var(--htbk-occ-bg);
}

.htbk-overview-cell.is-changeover-in {
	background-color: transparent;
	background-image: linear-gradient(
		to top left,
		var(--htbk-occ-bg) 50%,
		var(--htbk-free-bg) 50%
	);
}

.htbk-overview-cell.is-changeover-out {
	background-color: transparent;
	background-image: linear-gradient(
		to top left,
		var(--htbk-free-bg) 50%,
		var(--htbk-occ-bg) 50%
	);
}

.htbk-overview-cell.is-bold {
	font-weight: 700;
}

.htbk-overview-cell.is-changeover-both::after {
	content: "W";
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1em;
	font-weight: 700;
	text-transform: uppercase;
	color: #333333;
	line-height: 1;
	background: none;
	pointer-events: none;
}