/**
 * TutorBridgePro Components
 *
 * Shared buttons, fields, cards, badges and alerts.
 */

/* Buttons */

.tbp-button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: var(--tbp-space-2);
	min-height: 48px;
	padding-block: var(--tbp-space-3);
	padding-inline: var(--tbp-space-6);
	border:
		var(--tbp-border-width)
		solid transparent;
	border-radius: var(--tbp-radius-md);
	background-color: var(--tbp-color-primary);
	color: var(--tbp-color-white);
	font-family: var(--tbp-font-body);
	font-size: var(--tbp-font-size-md);
	font-weight: var(--tbp-font-weight-semibold);
	line-height: 1.2;
	text-align: center;
	text-decoration: none;
	box-shadow: var(--tbp-shadow-sm);
	transition:
		background-color var(--tbp-transition-fast),
		border-color var(--tbp-transition-fast),
		color var(--tbp-transition-fast),
		box-shadow var(--tbp-transition-fast),
		transform var(--tbp-transition-fast);
}

.tbp-button:hover {
	background-color: var(--tbp-color-primary-hover);
	color: var(--tbp-color-white);
	box-shadow: var(--tbp-shadow-md);
	transform: translateY(-1px);
}

.tbp-button:focus-visible {
	outline:
		3px solid color-mix(
			in srgb,
			var(--tbp-color-primary) 30%,
			transparent
		);
	outline-offset: 3px;
}

.tbp-button:active {
	transform: translateY(0);
}

.tbp-button:disabled,
.tbp-button[aria-disabled="true"] {
	cursor: not-allowed;
	opacity: 0.55;
	pointer-events: none;
}

/* Button variants */

.tbp-button--secondary {
	border-color: var(--tbp-color-border-strong);
	background-color: var(--tbp-color-surface);
	color: var(--tbp-color-heading);
}

.tbp-button--secondary:hover {
	border-color: var(--tbp-color-primary);
	background-color: var(--tbp-color-blue-100);
	color: var(--tbp-color-primary-hover);
}

.tbp-button--accent {
	background-color: var(--tbp-color-accent);
	color: var(--tbp-color-navy-950);
}

.tbp-button--accent:hover {
	background-color: var(--tbp-color-gold-600);
	color: var(--tbp-color-navy-950);
}

.tbp-button--ghost {
	border-color: transparent;
	background-color: transparent;
	color: var(--tbp-color-primary);
	box-shadow: none;
}

.tbp-button--ghost:hover {
	background-color: var(--tbp-color-blue-100);
	color: var(--tbp-color-primary-hover);
	box-shadow: none;
}

.tbp-button--sm {
	min-height: 40px;
	padding-block: var(--tbp-space-2);
	padding-inline: var(--tbp-space-4);
	font-size: var(--tbp-font-size-sm);
}

.tbp-button--lg {
	min-height: 56px;
	padding-block: var(--tbp-space-4);
	padding-inline: var(--tbp-space-8);
	font-size: var(--tbp-font-size-lg);
}

.tbp-button--full {
	width: 100%;
}

/* Form fields */

.tbp-field {
	display: grid;
	gap: var(--tbp-space-2);
}

.tbp-label {
	color: var(--tbp-color-heading);
	font-size: var(--tbp-font-size-sm);
	font-weight: var(--tbp-font-weight-semibold);
}

.tbp-label__required {
	color: var(--tbp-color-danger);
}

.tbp-input,
.tbp-select,
.tbp-textarea {
	width: 100%;
	min-height: 48px;
	padding-block: var(--tbp-space-3);
	padding-inline: var(--tbp-space-4);
	border:
		var(--tbp-border-width)
		solid var(--tbp-color-border-strong);
	border-radius: var(--tbp-radius-md);
	background-color: var(--tbp-color-surface);
	color: var(--tbp-color-text);
	font-size: var(--tbp-font-size-md);
	line-height: 1.4;
	outline: none;
	transition:
		border-color var(--tbp-transition-fast),
		box-shadow var(--tbp-transition-fast),
		background-color var(--tbp-transition-fast);
}

.tbp-textarea {
	min-height: 140px;
}

.tbp-input::placeholder,
.tbp-textarea::placeholder {
	color: var(--tbp-color-text-muted);
	opacity: 0.8;
}

.tbp-input:hover,
.tbp-select:hover,
.tbp-textarea:hover {
	border-color: var(--tbp-color-primary);
}

.tbp-input:focus,
.tbp-select:focus,
.tbp-textarea:focus {
	border-color: var(--tbp-color-primary);
	box-shadow:
		0 0 0 4px
		color-mix(
			in srgb,
			var(--tbp-color-primary) 15%,
			transparent
		);
}

.tbp-input:disabled,
.tbp-select:disabled,
.tbp-textarea:disabled {
	cursor: not-allowed;
	background-color: var(--tbp-color-surface-muted);
	opacity: 0.7;
}

.tbp-field__help {
	margin: 0;
	color: var(--tbp-color-text-muted);
	font-size: var(--tbp-font-size-sm);
}

.tbp-field__error {
	margin: 0;
	color: var(--tbp-color-danger);
	font-size: var(--tbp-font-size-sm);
	font-weight: var(--tbp-font-weight-medium);
}

.tbp-input[aria-invalid="true"],
.tbp-select[aria-invalid="true"],
.tbp-textarea[aria-invalid="true"] {
	border-color: var(--tbp-color-danger);
}

/* Cards */

.tbp-card {
	border:
		var(--tbp-border-width)
		solid var(--tbp-color-border);
	border-radius: var(--tbp-radius-lg);
	background-color: var(--tbp-color-surface);
	box-shadow: var(--tbp-shadow-sm);
	overflow: hidden;
	transition:
		border-color var(--tbp-transition-normal),
		box-shadow var(--tbp-transition-normal),
		transform var(--tbp-transition-normal);
}

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

.tbp-card__body {
	padding: var(--tbp-space-6);
}

.tbp-card__title {
	margin-block-end: var(--tbp-space-2);
	font-size: var(--tbp-font-size-xl);
}

.tbp-card__description {
	margin: 0;
	color: var(--tbp-color-text-muted);
}

/* Badges */

.tbp-badge {
	display: inline-flex;
	align-items: center;
	gap: var(--tbp-space-1);
	width: fit-content;
	padding-block: var(--tbp-space-1);
	padding-inline: var(--tbp-space-3);
	border-radius: var(--tbp-radius-pill);
	background-color: var(--tbp-color-blue-100);
	color: var(--tbp-color-blue-700);
	font-size: var(--tbp-font-size-xs);
	font-weight: var(--tbp-font-weight-semibold);
	line-height: 1.5;
}

.tbp-badge--success {
	background-color:
		color-mix(
			in srgb,
			var(--tbp-color-success) 12%,
			var(--tbp-color-surface)
		);
	color: var(--tbp-color-success);
}

.tbp-badge--warning {
	background-color:
		color-mix(
			in srgb,
			var(--tbp-color-warning) 14%,
			var(--tbp-color-surface)
		);
	color: var(--tbp-color-warning);
}

.tbp-badge--danger {
	background-color:
		color-mix(
			in srgb,
			var(--tbp-color-danger) 12%,
			var(--tbp-color-surface)
		);
	color: var(--tbp-color-danger);
}

/* Alerts */

.tbp-alert {
	display: flex;
	align-items: flex-start;
	gap: var(--tbp-space-3);
	padding: var(--tbp-space-4);
	border:
		var(--tbp-border-width)
		solid var(--tbp-color-border);
	border-inline-start-width: 4px;
	border-radius: var(--tbp-radius-md);
	background-color: var(--tbp-color-surface-soft);
	color: var(--tbp-color-text);
}

.tbp-alert--info {
	border-inline-start-color: var(--tbp-color-info);
}

.tbp-alert--success {
	border-inline-start-color: var(--tbp-color-success);
}

.tbp-alert--warning {
	border-inline-start-color: var(--tbp-color-warning);
}

.tbp-alert--danger {
	border-inline-start-color: var(--tbp-color-danger);
}

.tbp-alert__content > :last-child {
	margin-block-end: 0;
}/* Header language switcher */

.site-header__actions {
	display: flex;
	align-items: center;
	gap: var(--tbp-space-3);
	flex-shrink: 0;
}

.tbp-language-switcher {
	display: flex;
	align-items: center;
}

.tbp-language-switcher :is(a, button, select) {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 46px;
	min-height: 42px;
	padding-block: var(--tbp-space-2);
	padding-inline: var(--tbp-space-3);
	border: 1px solid var(--tbp-color-border);
	border-radius: var(--tbp-radius-pill);
	background-color: var(--tbp-color-surface);
	color: var(--tbp-color-heading);
	font-family: var(--tbp-font-body);
	font-size: var(--tbp-font-size-sm);
	font-weight: var(--tbp-font-weight-bold);
	line-height: 1;
	text-decoration: none;
	cursor: pointer;
	transition:
		border-color var(--tbp-transition-fast),
		background-color var(--tbp-transition-fast),
		color var(--tbp-transition-fast);
}

.tbp-language-switcher :is(a, button):hover {
	border-color: var(--tbp-color-primary);
	background-color: var(--tbp-color-blue-100);
	color: var(--tbp-color-primary);
}

.tbp-language-switcher img {
	width: 20px;
	height: auto;
	margin-inline-end: var(--tbp-space-2);
}

/* Compact AR / EN language toggle */

.tbp-language-toggle-wrap {
	display: flex;
	align-items: center;
}

.tbp-language-toggle {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 46px;
	height: 42px;
	padding: 0;
	border: 1px solid var(--tbp-color-border);
	border-radius: var(--tbp-radius-pill);
	background-color: var(--tbp-color-surface);
	color: var(--tbp-color-heading);
	font-family: var(--tbp-font-en);
	font-size: var(--tbp-font-size-sm);
	font-weight: var(--tbp-font-weight-bold);
	line-height: 1;
	letter-spacing: 0.03em;
	text-decoration: none;
	box-shadow: var(--tbp-shadow-sm);
	transition:
		border-color var(--tbp-transition-fast),
		background-color var(--tbp-transition-fast),
		color var(--tbp-transition-fast),
		transform var(--tbp-transition-fast);
}

.tbp-language-toggle:hover {
	border-color: var(--tbp-color-primary);
	background-color: var(--tbp-color-blue-100);
	color: var(--tbp-color-primary);
	transform: translateY(-1px);
}

.tbp-language-toggle:focus-visible {
	outline: 3px solid
		color-mix(
			in srgb,
			var(--tbp-color-primary) 25%,
			transparent
		);
	outline-offset: 3px;
}