/* When2Meet (Name + PIN).
 * Tokens live on :root so the fixed-position dialog, control bar and toasts
 * (which are appended to <body>, outside the .w2m wrapper) still resolve them.
 * Green availability scheme: empty = light, darker green = more available. */

:root {
	--w2m-background: #ffffff;
	--w2m-foreground: #18181b;
	--w2m-card: #ffffff;
	--w2m-card-foreground: #18181b;
	--w2m-primary: oklch(0.6 0.16 150);
	--w2m-primary-foreground: #ffffff;
	--w2m-accent: oklch(0.96 0.02 150);
	--w2m-accent-foreground: #18181b;
	--w2m-muted: oklch(0.96 0.006 150);
	--w2m-muted-foreground: oklch(0.5 0.015 150);
	--w2m-border: oklch(0.9 0.012 150);
	--w2m-destructive: oklch(0.58 0.2 27);
	--w2m-destructive-foreground: #ffffff;
	--w2m-ring: oklch(0.6 0.16 150);
	--w2m-radius: 0.625rem;

	--w2m-font:
		-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
		sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
}

.w2m {
	box-sizing: border-box;
	color: var(--w2m-foreground);
	font-family: var(--w2m-font);
	font-size: 16px;
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
}

.w2m *,
.w2m *::before,
.w2m *::after {
	box-sizing: border-box;
}

/* These are appended to <body>, outside .w2m, so re-apply the base font. */
.w2m-dialog,
.w2m-controlbar,
.w2m-toast {
	font-family: var(--w2m-font);
}

/* Layout — top cards stay at a normal content width; the availability grid
 * breaks out wider on desktop (full width on mobile). */
.w2m-page {
	max-width: 1000px;
	margin: 0 auto;
	padding: 24px 20px;
	display: flex;
	flex-direction: column;
	gap: 24px;
}

.w2m-grid-card {
	width: 100%;
}

.w2m-grid-card .w2m-card-content {
	padding-left: 8px;
	padding-right: 8px;
}

@media (min-width: 1024px) {
	.w2m-grid-card {
		width: 60vw;
		align-self: center;
	}
}

/* Home / create */
.w2m-home {
	min-height: 60vh;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	text-align: center;
	gap: 8px;
	padding: 24px;
}

.w2m-home h1 {
	margin: 0;
	font-size: 3.25rem;
	font-weight: 800;
	letter-spacing: -0.03em;
}

.w2m-home h1 span {
	color: var(--w2m-primary);
}

.w2m-home p {
	margin: 0 0 24px;
	color: var(--w2m-muted-foreground);
	font-size: 1.125rem;
}

/* Cards */
.w2m-card {
	background: var(--w2m-card);
	border: 1px solid var(--w2m-border);
	border-radius: var(--w2m-radius);
	overflow: hidden;
}

.w2m-card-header {
	padding: 20px 24px 0;
}

.w2m-card-content {
	padding: 20px 24px;
}

.w2m-card-title {
	margin: 0 0 4px;
	font-size: 1.25rem;
	font-weight: 600;
}

.w2m-card-desc {
	margin: 0;
	color: var(--w2m-muted-foreground);
	font-size: 0.9rem;
}

/* Event header */
.w2m-event-head {
	display: flex;
	flex-direction: column;
	gap: 12px;
	padding: 20px 24px;
}

.w2m-event-head-top {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	gap: 12px;
}

.w2m-event-name {
	margin: 0;
	font-size: 1.5rem;
	font-weight: 700;
}

.w2m-event-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
	align-items: center;
	color: var(--w2m-muted-foreground);
	font-size: 0.875rem;
}

.w2m-event-meta .w2m-icon {
	display: inline-flex;
	align-items: center;
	gap: 6px;
}

.w2m-event-meta strong {
	color: var(--w2m-foreground);
	font-weight: 500;
}

/* Buttons */
.w2m-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 10px 16px;
	border: 1px solid transparent;
	border-radius: var(--w2m-radius);
	background: transparent;
	color: inherit;
	font: inherit;
	font-weight: 500;
	line-height: 1.2;
	cursor: pointer;
	transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
	text-decoration: none;
}

.w2m-btn:disabled {
	opacity: 0.5;
	cursor: not-allowed;
}

.w2m-btn-primary {
	background: var(--w2m-primary);
	color: var(--w2m-primary-foreground);
}

.w2m-btn-primary:hover:not(:disabled) {
	filter: brightness(1.05);
}

.w2m-btn-outline {
	border-color: var(--w2m-border);
	background: transparent;
}

.w2m-btn-outline:hover:not(:disabled) {
	background: var(--w2m-accent);
}

.w2m-btn-ghost {
	background: transparent;
	color: var(--w2m-muted-foreground);
}

.w2m-btn-ghost:hover:not(:disabled) {
	background: var(--w2m-accent);
	color: var(--w2m-foreground);
}

.w2m-btn-lg {
	padding: 16px 24px;
	font-size: 1.125rem;
}

.w2m-btn-block {
	width: 100%;
}

/* Inputs */
.w2m-field {
	display: flex;
	flex-direction: column;
	gap: 6px;
}

.w2m-field-inline {
	display: flex;
	align-items: center;
	gap: 8px;
	flex: 1;
	min-width: 0;
}

.w2m-field-inline .w2m-label {
	white-space: nowrap;
	flex-shrink: 0;
}

.w2m-field-inline .w2m-input {
	flex: 1;
	min-width: 0;
}

.w2m-login-form {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.w2m-label {
	font-size: 0.875rem;
	font-weight: 500;
}

.w2m-input,
.w2m-select {
	width: 100%;
	padding: 10px 12px;
	border: 1px solid var(--w2m-border);
	border-radius: var(--w2m-radius);
	background: var(--w2m-background);
	color: var(--w2m-foreground);
	font: inherit;
	font-size: 0.95rem;
}

.w2m-input:focus,
.w2m-select:focus {
	outline: none;
	border-color: var(--w2m-ring);
	box-shadow: 0 0 0 3px color-mix(in oklch, var(--w2m-ring) 25%, transparent);
}

.w2m-input::placeholder {
	color: var(--w2m-muted-foreground);
	opacity: 0.8;
}

/* Participant badges */
.w2m-badges {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-top: 8px;
}

.w2m-badge {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 4px 12px;
	border: 1px solid var(--w2m-border);
	border-radius: 999px;
	background: var(--w2m-accent);
	font-size: 0.85rem;
}

.w2m-badge-dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--w2m-primary);
}

/* Color map legend */
.w2m-colormap {
	display: flex;
	align-items: center;
	gap: 12px;
	margin-bottom: 16px;
}

.w2m-colormap-label {
	font-size: 0.8rem;
	color: var(--w2m-muted-foreground);
	white-space: nowrap;
}

.w2m-colormap-bar {
	flex: 1;
	display: flex;
	height: 24px;
	border: 1px solid var(--w2m-border);
	border-radius: 999px;
	overflow: hidden;
}

.w2m-colormap-bar span {
	flex: 1;
}

/* Grid */
.w2m-grid-wrap {
	overflow: auto;
	max-height: calc(100vh - 160px);
	border: 1px solid var(--w2m-border);
	border-radius: var(--w2m-radius);
}

.w2m-grid-head {
	position: sticky;
	top: 0;
	z-index: 2;
	display: grid;
	grid-template-rows: 44px;
	grid-template-columns: 64px repeat(var(--w2m-days), minmax(0, 1fr));
	gap: 2px;
	padding: 4px;
	background: var(--w2m-background);
	box-shadow: 0 1px 0 var(--w2m-border);
}

.w2m-grid-body {
	display: grid;
	grid-auto-flow: column;
	grid-template-rows: repeat(var(--w2m-times), 28px);
	grid-template-columns: 64px repeat(var(--w2m-days), minmax(0, 1fr));
	gap: 2px;
	padding: 4px;
}

/* Two-column participate layout (selection | availability) */
.w2m-split {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 16px;
	align-items: start;
}

.w2m-split-col {
	min-width: 0;
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.w2m-grid-label {
	margin: 0;
	font-size: 0.9rem;
	font-weight: 600;
	color: var(--w2m-muted-foreground);
}

@media (max-width: 768px) {
	.w2m-split {
		grid-template-columns: 1fr;
	}
}

.w2m-grid-header,
.w2m-grid-time,
.w2m-grid-corner {
	display: flex;
	align-items: center;
	justify-content: center;
	background: var(--w2m-background);
	font-size: 0.78rem;
	color: var(--w2m-muted-foreground);
}

.w2m-grid-corner {
	/* part of the sticky header row */
}

.w2m-grid-time {
	justify-content: flex-end;
	padding-right: 6px;
	border-top: 1px solid transparent;
}

.w2m-grid-time.w2m-hour-line {
	border-top-color: var(--w2m-border);
}

.w2m-grid-header {
	flex-direction: column;
	gap: 1px;
	overflow: hidden;
}

.w2m-grid-header .w2m-day-name {
	font-weight: 700;
	color: var(--w2m-foreground);
	font-size: 0.82rem;
}

.w2m-grid-header .w2m-day-date {
	color: var(--w2m-muted-foreground);
	font-size: 0.75rem;
}

.w2m-cell {
	appearance: none;
	border: 1px solid var(--w2m-border);
	border-radius: 6px;
	background-color: var(--w2m-cell-bg, var(--w2m-accent));
	cursor: default;
	transition: transform 0.12s ease, border-color 0.12s ease, background-color 0.12s ease;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 0;
}

.w2m-cell.w2m-selectable {
	cursor: pointer;
	touch-action: none;
}

.w2m-cell.w2m-selectable:hover {
	border-color: var(--w2m-primary);
	transform: scale(1.06);
	z-index: 1;
}

.w2m-cell.w2m-selecting {
	border: 2px solid var(--w2m-primary);
	background-color: color-mix(in oklch, var(--w2m-primary) 70%, transparent);
	transform: scale(1.05);
	box-shadow: 0 0 0 1px color-mix(in oklch, var(--w2m-primary) 40%, transparent);
}

.w2m-cell.w2m-selected {
	border: 2px solid var(--w2m-primary);
	background-color: color-mix(in oklch, var(--w2m-primary) 38%, transparent);
}

.w2m-cell.w2m-selected::after {
	content: "✓";
	font-weight: 700;
	color: var(--w2m-primary-foreground);
	font-size: 0.9rem;
}

.w2m-cell.w2m-selecting::after {
	content: "✓";
	font-weight: 700;
	color: var(--w2m-primary-foreground);
	font-size: 0.9rem;
}

/* Red hammer & sickle on the cells tied for highest availability. */
.w2m-cell.w2m-best::after {
	content: "\262D\FE0E";
	color: #e53935;
	font-size: 1.1rem;
	font-weight: 700;
	line-height: 1;
}

/* Control bar */
.w2m-controlbar {
	position: fixed;
	left: 16px;
	right: 16px;
	bottom: 16px;
	z-index: 50;
	max-width: 768px;
	margin: 0 auto;
	padding: 12px;
	background: var(--w2m-card);
	border: 1px solid var(--w2m-primary);
	border-radius: var(--w2m-radius);
	box-shadow: 0 12px 32px rgba(0, 0, 0, 0.22);
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.w2m-controlbar-inner {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

@media (min-width: 640px) {
	.w2m-controlbar-inner {
		flex-direction: row;
		align-items: center;
	}
}

.w2m-controlbar .w2m-field {
	flex: 1;
}

.w2m-controlbar-actions {
	display: flex;
	align-items: center;
	gap: 8px;
}

.w2m-logged-in {
	display: flex;
	align-items: center;
	gap: 6px;
	flex: 1;
	min-width: 0;
	font-size: 0.9rem;
}

.w2m-logged-in-name {
	font-weight: 600;
	color: var(--w2m-foreground);
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.w2m-error {
	color: var(--w2m-destructive);
	font-size: 0.85rem;
}

.w2m-hint {
	font-size: 0.78rem;
	color: var(--w2m-muted-foreground);
	font-style: italic;
}

/* Modal dialog */
.w2m-overlay {
	position: fixed;
	inset: 0;
	z-index: 60;
	background: rgba(0, 0, 0, 0.5);
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 16px;
}

.w2m-dialog {
	width: 100%;
	max-width: 440px;
	max-height: 90vh;
	overflow-y: auto;
	background: var(--w2m-card);
	color: var(--w2m-card-foreground);
	border: 1px solid var(--w2m-border);
	border-radius: var(--w2m-radius);
	padding: 24px;
	box-shadow: 0 24px 48px rgba(0, 0, 0, 0.3);
}

.w2m-dialog h2 {
	margin: 0 0 4px;
	font-size: 1.15rem;
}

.w2m-dialog .w2m-dialog-desc {
	margin: 0 0 20px;
	color: var(--w2m-muted-foreground);
	font-size: 0.88rem;
}

.w2m-dialog-body {
	display: flex;
	flex-direction: column;
	gap: 14px;
}

.w2m-form-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 12px;
}

/* Toasts */
.w2m-toasts {
	position: fixed;
	right: 16px;
	bottom: 16px;
	z-index: 80;
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.w2m-toast {
	min-width: 220px;
	max-width: 360px;
	padding: 12px 16px;
	background: var(--w2m-card);
	color: var(--w2m-card-foreground);
	border: 1px solid var(--w2m-border);
	border-radius: var(--w2m-radius);
	box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
	font-size: 0.9rem;
	animation: w2m-toast-in 0.2s ease;
}

.w2m-toast.w2m-error {
	border-color: var(--w2m-destructive);
}

.w2m-toast.w2m-success {
	border-color: var(--w2m-primary);
}

@keyframes w2m-toast-in {
	from {
		opacity: 0;
		transform: translateY(8px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/* Availability tooltip (who is available at a hovered cell) */
.w2m-tooltip {
	position: fixed;
	z-index: 90;
	padding: 8px 12px;
	background: var(--w2m-card);
	color: var(--w2m-card-foreground);
	border: 1px solid var(--w2m-border);
	border-radius: var(--w2m-radius);
	box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
	font-family: var(--w2m-font);
	font-size: 0.85rem;
	line-height: 1.4;
	pointer-events: none;
	max-width: 240px;
}

.w2m-tooltip-title {
	font-weight: 600;
	margin-bottom: 3px;
}

.w2m-tooltip-name {
	color: var(--w2m-muted-foreground);
}

/* Spinner */
.w2m-spinner {
	display: inline-block;
	width: 16px;
	height: 16px;
	border: 2px solid currentColor;
	border-right-color: transparent;
	border-radius: 50%;
	animation: w2m-spin 0.7s linear infinite;
}

@keyframes w2m-spin {
	to {
		transform: rotate(360deg);
	}
}

/* Empty state */
.w2m-empty {
	color: var(--w2m-muted-foreground);
	font-size: 0.9rem;
}