/**
 * Khao Hin Sorn Executive Calendar & Facility Booking — calendar shell.
 *
 * The layout intentionally follows familiar calendar-application conventions
 * (left filter rail, toolbar, month/week/day/agenda views) but uses the
 * municipality's own colours, icons and typography throughout.
 */

.khaohinsorn-cal {
	--khs-font: 'Sarabun', 'TH Sarabun New', 'Leelawadee UI', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
	--khs-primary: #1a73e8;
	--khs-primary-dark: #1558b0;
	--khs-primary-soft: #e8f0fe;
	--khs-text: #202124;
	--khs-text-muted: #5f6368;
	--khs-border: #dadce0;
	--khs-surface: #ffffff;
	--khs-surface-alt: #f8f9fa;
	--khs-radius: 8px;
	--khs-shadow: 0 1px 3px rgba(60, 64, 67, .15), 0 4px 12px rgba(60, 64, 67, .08);
	--khs-rail-width: 260px;

	font-family: var(--khs-font);
	color: var(--khs-text);
	background: var(--khs-surface);
	border: 1px solid var(--khs-border);
	border-radius: var(--khs-radius);
	overflow: hidden;
	position: relative;
	font-size: 15px;
	line-height: 1.6;
}

.khaohinsorn-cal *,
.khaohinsorn-cal *::before,
.khaohinsorn-cal *::after {
	box-sizing: border-box;
}

/* ---------------------------------------------------------------- Toolbar */

.khaohinsorn-cal__toolbar {
	display: flex;
	align-items: center;
	gap: 8px;
	flex-wrap: wrap;
	padding: 10px 14px;
	border-bottom: 1px solid var(--khs-border);
	background: var(--khs-surface);
}

.khaohinsorn-cal__btn {
	font-family: inherit;
	font-size: 14px;
	line-height: 1.4;
	padding: 7px 14px;
	border: 1px solid var(--khs-border);
	background: var(--khs-surface);
	color: var(--khs-text);
	border-radius: 4px;
	cursor: pointer;
	transition: background .15s ease, border-color .15s ease;
	white-space: nowrap;
}

.khaohinsorn-cal__btn:hover,
.khaohinsorn-cal__btn:focus-visible {
	background: var(--khs-surface-alt);
	border-color: #b9c0c7;
}

.khaohinsorn-cal__btn:focus-visible {
	outline: 2px solid var(--khs-primary);
	outline-offset: 1px;
}

.khaohinsorn-cal__btn--icon {
	padding: 7px 10px;
	font-size: 16px;
	min-width: 36px;
}

.khaohinsorn-cal__btn--primary {
	background: var(--khs-primary);
	border-color: var(--khs-primary);
	color: #fff;
	font-weight: 600;
}

.khaohinsorn-cal__btn--primary:hover,
.khaohinsorn-cal__btn--primary:focus-visible {
	background: var(--khs-primary-dark);
	border-color: var(--khs-primary-dark);
}

.khaohinsorn-cal__title {
	font-size: 20px;
	font-weight: 600;
	margin: 0 6px;
	min-width: 190px;
}

.khaohinsorn-cal__spacer {
	flex: 1 1 auto;
}

.khaohinsorn-cal__views {
	display: inline-flex;
	border: 1px solid var(--khs-border);
	border-radius: 4px;
	overflow: hidden;
}

.khaohinsorn-cal__views .khaohinsorn-cal__btn {
	border: 0;
	border-radius: 0;
	border-right: 1px solid var(--khs-border);
}

.khaohinsorn-cal__views .khaohinsorn-cal__btn:last-child {
	border-right: 0;
}

.khaohinsorn-cal__views .is-active {
	background: var(--khs-primary-soft);
	color: var(--khs-primary-dark);
	font-weight: 600;
}

.khaohinsorn-cal__search {
	position: relative;
}

.khaohinsorn-cal__search input {
	font-family: inherit;
	font-size: 14px;
	padding: 7px 12px 7px 32px;
	border: 1px solid var(--khs-border);
	border-radius: 20px;
	background: var(--khs-surface-alt);
	width: 200px;
	max-width: 42vw;
	color: var(--khs-text);
}

.khaohinsorn-cal__search input:focus {
	outline: none;
	border-color: var(--khs-primary);
	background: var(--khs-surface);
}

.khaohinsorn-cal__search::before {
	content: '\1F50D';
	position: absolute;
	left: 10px;
	top: 50%;
	transform: translateY(-50%);
	font-size: 13px;
	opacity: .6;
	pointer-events: none;
}

/* ------------------------------------------------------------------ Body */

.khaohinsorn-cal__body {
	display: flex;
	align-items: stretch;
	min-height: 480px;
}

.khaohinsorn-cal__rail {
	width: var(--khs-rail-width);
	flex: 0 0 var(--khs-rail-width);
	border-right: 1px solid var(--khs-border);
	background: var(--khs-surface-alt);
	padding: 12px 14px 20px;
	overflow-y: auto;
	max-height: 78vh;
}

.khaohinsorn-cal--no-rail .khaohinsorn-cal__rail,
.khaohinsorn-cal.is-rail-hidden .khaohinsorn-cal__rail {
	display: none;
}

.khaohinsorn-cal__main {
	flex: 1 1 auto;
	min-width: 0;
	padding: 10px 14px 16px;
}

.khaohinsorn-cal__group {
	margin-bottom: 16px;
}

.khaohinsorn-cal__group-title {
	font-size: 13px;
	font-weight: 700;
	text-transform: none;
	color: var(--khs-text-muted);
	margin: 0 0 6px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	cursor: pointer;
	user-select: none;
}

.khaohinsorn-cal__group-title .dc-caret {
	transition: transform .15s ease;
	font-size: 11px;
}

.khaohinsorn-cal__group.is-collapsed .dc-caret {
	transform: rotate(-90deg);
}

.khaohinsorn-cal__group.is-collapsed .khaohinsorn-cal__group-items {
	display: none;
}

.khaohinsorn-cal__check {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 4px 2px;
	font-size: 14px;
	cursor: pointer;
	border-radius: 4px;
}

.khaohinsorn-cal__check:hover {
	background: rgba(26, 115, 232, .07);
}

.khaohinsorn-cal__check input {
	margin: 0;
	accent-color: var(--khs-primary);
	width: 16px;
	height: 16px;
	flex: 0 0 auto;
}

.khaohinsorn-cal__swatch {
	width: 12px;
	height: 12px;
	border-radius: 3px;
	flex: 0 0 auto;
	border: 1px solid rgba(0, 0, 0, .12);
}

.khaohinsorn-cal__check span.label {
	flex: 1 1 auto;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.khaohinsorn-cal__legend {
	font-size: 12px;
	color: var(--khs-text-muted);
	margin-top: 4px;
}

.khaohinsorn-cal__reset {
	font-size: 13px;
	background: none;
	border: 0;
	color: var(--khs-primary);
	cursor: pointer;
	padding: 4px 0;
	font-family: inherit;
}

/* ------------------------------------------------------------ Status pill */

.khaohinsorn-badge {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	padding: 1px 9px;
	border-radius: 12px;
	font-size: 12px;
	line-height: 1.7;
	font-weight: 600;
	white-space: nowrap;
}

.khaohinsorn-badge__icon {
	font-size: 11px;
}

/* -------------------------------------------------------- FullCalendar tweaks */

.khaohinsorn-cal .fc {
	font-family: var(--khs-font);
	font-size: 14px;
}

.khaohinsorn-cal .fc .fc-scrollgrid,
.khaohinsorn-cal .fc td,
.khaohinsorn-cal .fc th {
	border-color: var(--khs-border);
}

.khaohinsorn-cal .fc .fc-col-header-cell-cushion {
	padding: 8px 4px;
	font-weight: 600;
	color: var(--khs-text-muted);
	text-decoration: none;
	font-size: 13px;
}

.khaohinsorn-cal .fc .fc-daygrid-day-number {
	padding: 6px 8px;
	text-decoration: none;
	color: var(--khs-text);
	font-size: 13px;
}

.khaohinsorn-cal .fc .fc-day-today {
	background: var(--khs-primary-soft) !important;
}

.khaohinsorn-cal .fc .fc-day-today .fc-daygrid-day-number {
	background: var(--khs-primary);
	color: #fff;
	border-radius: 50%;
	width: 26px;
	height: 26px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0;
	margin: 4px;
}

.khaohinsorn-cal .fc .fc-daygrid-day.fc-day-sat,
.khaohinsorn-cal .fc .fc-daygrid-day.fc-day-sun {
	background: #fcfcfd;
}

.khaohinsorn-cal .fc-event {
	border-radius: 4px;
	border-width: 0 0 0 4px;
	padding: 1px 4px;
	font-size: 12.5px;
	cursor: pointer;
}

.khaohinsorn-cal .fc-event:focus-visible {
	outline: 2px solid #000;
}

.khaohinsorn-cal .fc-daygrid-event-dot {
	display: none;
}

.khaohinsorn-cal .dc-ev-inner {
	display: flex;
	align-items: center;
	gap: 4px;
	overflow: hidden;
}

.khaohinsorn-cal .dc-ev-icon {
	flex: 0 0 auto;
	font-size: 11px;
}

.khaohinsorn-cal .dc-ev-time {
	flex: 0 0 auto;
	font-variant-numeric: tabular-nums;
	opacity: .9;
}

.khaohinsorn-cal .dc-ev-title {
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	font-weight: 500;
}

.khaohinsorn-cal .fc .fc-timegrid-now-indicator-line {
	border-color: #d93025;
	border-width: 2px;
}

.khaohinsorn-cal .fc .fc-timegrid-now-indicator-arrow {
	border-color: #d93025;
	border-top-color: transparent;
	border-bottom-color: transparent;
}

.khaohinsorn-cal .fc .fc-list-day-cushion {
	background: var(--khs-surface-alt);
}

.khaohinsorn-cal .fc .fc-list-event:hover td {
	background: var(--khs-primary-soft);
}

.khaohinsorn-cal .fc-license-message {
	display: none !important;
}

/* --------------------------------------------------------------- Tooltip */

.khaohinsorn-tooltip {
	position: absolute;
	z-index: 100000;
	max-width: 300px;
	background: #202124;
	color: #fff;
	border-radius: 6px;
	padding: 8px 10px;
	font-size: 13px;
	line-height: 1.5;
	pointer-events: none;
	box-shadow: 0 4px 14px rgba(0, 0, 0, .3);
	font-family: var(--khs-font);
}

.khaohinsorn-tooltip strong {
	display: block;
	margin-bottom: 2px;
}

.khaohinsorn-tooltip .dc-tip-meta {
	opacity: .82;
	font-size: 12px;
}

/* ------------------------------------------------------------ Side panel */

.khaohinsorn-panel {
	position: fixed;
	inset: 0;
	z-index: 100001;
	display: none;
	font-family: var(--khs-font);
}

.khaohinsorn-panel.is-open {
	display: block;
}

.khaohinsorn-panel__backdrop {
	position: absolute;
	inset: 0;
	background: rgba(32, 33, 36, .5);
}

.khaohinsorn-panel__inner {
	position: absolute;
	top: 0;
	right: 0;
	bottom: 0;
	width: min(460px, 100%);
	background: #fff;
	box-shadow: -4px 0 24px rgba(0, 0, 0, .2);
	display: flex;
	flex-direction: column;
	animation: khaohinsorn-slide-in .2s ease;
}

@keyframes khaohinsorn-slide-in {
	from { transform: translateX(24px); opacity: .4; }
	to { transform: translateX(0); opacity: 1; }
}

.khaohinsorn-panel__head {
	padding: 14px 16px;
	border-bottom: 1px solid var(--khs-border, #dadce0);
	display: flex;
	align-items: flex-start;
	gap: 10px;
}

.khaohinsorn-panel__head h2 {
	margin: 0;
	font-size: 18px;
	line-height: 1.4;
	flex: 1;
	color: #202124;
}

.khaohinsorn-panel__close {
	background: none;
	border: 0;
	font-size: 22px;
	line-height: 1;
	cursor: pointer;
	color: #5f6368;
	padding: 2px 6px;
	border-radius: 4px;
}

.khaohinsorn-panel__close:hover {
	background: #f1f3f4;
}

.khaohinsorn-panel__body {
	padding: 14px 16px 20px;
	overflow-y: auto;
	flex: 1;
	color: #202124;
	font-size: 14.5px;
}

.khaohinsorn-panel__foot {
	padding: 12px 16px;
	border-top: 1px solid #dadce0;
	display: flex;
	gap: 8px;
	flex-wrap: wrap;
	background: #f8f9fa;
}

.khaohinsorn-panel dl {
	margin: 0;
	display: grid;
	grid-template-columns: 120px 1fr;
	gap: 6px 12px;
}

.khaohinsorn-panel dt {
	color: #5f6368;
	font-size: 13.5px;
}

.khaohinsorn-panel dd {
	margin: 0;
	word-break: break-word;
}

.khaohinsorn-panel__section {
	margin-top: 16px;
	padding-top: 12px;
	border-top: 1px dashed #dadce0;
}

.khaohinsorn-panel__section h3 {
	font-size: 14px;
	margin: 0 0 8px;
	color: #1a73e8;
}

/* -------------------------------------------------------------- Messages */

.khaohinsorn-notice {
	padding: 10px 14px;
	border-radius: 6px;
	margin: 10px 0;
	font-size: 14px;
	border-left: 4px solid;
}

.khaohinsorn-notice--error {
	background: #fce8e6;
	border-color: #d93025;
	color: #8c1d18;
}

.khaohinsorn-notice--warning {
	background: #fef7e0;
	border-color: #f4900c;
	color: #7c4a03;
}

.khaohinsorn-notice--success {
	background: #e6f4ea;
	border-color: #0b8043;
	color: #0b5c33;
}

.khaohinsorn-notice--info {
	background: #e8f0fe;
	border-color: #1a73e8;
	color: #174ea6;
}

.khaohinsorn-cal__loading {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 3px;
	background: linear-gradient(90deg, transparent, var(--khs-primary), transparent);
	background-size: 40% 100%;
	background-repeat: no-repeat;
	animation: khaohinsorn-bar 1.1s infinite linear;
	display: none;
}

.khaohinsorn-cal.is-loading .khaohinsorn-cal__loading {
	display: block;
}

@keyframes khaohinsorn-bar {
	from { background-position: -40% 0; }
	to { background-position: 140% 0; }
}

.khaohinsorn-cal__empty {
	padding: 40px 16px;
	text-align: center;
	color: var(--khs-text-muted);
}

/* --------------------------------------------------------------- Mobile */

@media (max-width: 900px) {
	.khaohinsorn-cal__rail {
		position: absolute;
		top: 0;
		bottom: 0;
		left: 0;
		z-index: 20;
		box-shadow: var(--khs-shadow);
		transform: translateX(-100%);
		transition: transform .2s ease;
	}

	.khaohinsorn-cal.is-rail-open .khaohinsorn-cal__rail {
		transform: translateX(0);
		display: block;
	}

	.khaohinsorn-cal__body {
		position: relative;
	}
}

@media (max-width: 640px) {
	.khaohinsorn-cal__title {
		font-size: 17px;
		min-width: 0;
		flex: 1 1 100%;
		order: 10;
	}

	.khaohinsorn-cal__search input {
		width: 140px;
	}

	.khaohinsorn-cal__toolbar {
		padding: 8px 10px;
		gap: 6px;
	}

	.khaohinsorn-cal__btn {
		padding: 6px 10px;
		font-size: 13px;
	}

	.khaohinsorn-cal__main {
		padding: 6px 6px 12px;
	}

	.khaohinsorn-panel__inner {
		width: 100%;
	}

	.khaohinsorn-panel dl {
		grid-template-columns: 1fr;
		gap: 2px;
	}

	.khaohinsorn-panel dt {
		font-weight: 600;
		margin-top: 6px;
	}
}

/* ---------------------------------------------------------- Print styles */

@media print {
	.khaohinsorn-cal__toolbar,
	.khaohinsorn-cal__rail {
		display: none !important;
	}

	.khaohinsorn-cal {
		border: 0;
	}
}