/**
 * TutorBridgePro Base Styles
 *
 * Global document, typography, accessibility and media foundations.
 */

html {
	box-sizing: border-box;
	min-height: 100%;
	scroll-behavior: smooth;
	-webkit-text-size-adjust: 100%;
	text-size-adjust: 100%;
}

*,
*::before,
*::after {
	box-sizing: inherit;
}

body {
	min-height: 100%;
	margin: 0;
	overflow-x: hidden;
	background-color: var(--tbp-color-background);
	color: var(--tbp-color-text);
	font-family: var(--tbp-font-body);
	font-size: var(--tbp-font-size-md);
	font-weight: var(--tbp-font-weight-regular);
	line-height: var(--tbp-line-height-body);
	text-rendering: optimizeLegibility;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	transition:
		background-color var(--tbp-transition-normal),
		color var(--tbp-transition-normal);
}

/* Typography */

h1,
h2,
h3,
h4,
h5,
h6 {
	margin-block-start: 0;
	margin-block-end: var(--tbp-space-4);
	color: var(--tbp-color-heading);
	font-family: var(--tbp-font-heading);
	font-weight: var(--tbp-font-weight-bold);
	line-height: var(--tbp-line-height-heading);
	text-wrap: balance;
}

h1 {
	font-size: clamp(2.25rem, 5vw, var(--tbp-font-size-6xl));
}

h2 {
	font-size: clamp(1.875rem, 4vw, var(--tbp-font-size-5xl));
}

h3 {
	font-size: clamp(1.5rem, 3vw, var(--tbp-font-size-3xl));
}

h4 {
	font-size: var(--tbp-font-size-2xl);
}

h5 {
	font-size: var(--tbp-font-size-xl);
}

h6 {
	font-size: var(--tbp-font-size-lg);
}

p {
	margin-block-start: 0;
	margin-block-end: var(--tbp-space-4);
}

strong,
b {
	font-weight: var(--tbp-font-weight-bold);
}

small {
	font-size: var(--tbp-font-size-sm);
}

blockquote {
	margin-block: var(--tbp-space-6);
	margin-inline: 0;
	padding-block: var(--tbp-space-4);
	padding-inline: var(--tbp-space-6);
	border-inline-start:
		4px solid var(--tbp-color-accent);
	background-color: var(--tbp-color-surface-soft);
	color: var(--tbp-color-text);
}

/* Links */

a {
	color: var(--tbp-color-primary);
	text-decoration-thickness: 1px;
	text-underline-offset: 0.2em;
	transition:
		color var(--tbp-transition-fast),
		opacity var(--tbp-transition-fast);
}

a:hover {
	color: var(--tbp-color-primary-hover);
}

a:focus-visible {
	outline:
		3px solid color-mix(
			in srgb,
			var(--tbp-color-primary) 35%,
			transparent
		);
	outline-offset: 3px;
	border-radius: var(--tbp-radius-sm);
}

/* Lists */

ul,
ol {
	margin-block-start: 0;
	margin-block-end: var(--tbp-space-4);
	padding-inline-start: var(--tbp-space-6);
}

li + li {
	margin-block-start: var(--tbp-space-2);
}

/* Media */

img,
picture,
svg,
video,
canvas {
	display: block;
	max-width: 100%;
	height: auto;
}

iframe {
	display: block;
	max-width: 100%;
	border: 0;
}

figure {
	margin-block: var(--tbp-space-6);
	margin-inline: 0;
}

figcaption {
	margin-block-start: var(--tbp-space-2);
	color: var(--tbp-color-text-muted);
	font-size: var(--tbp-font-size-sm);
}

/* Forms foundation */

button,
input,
select,
textarea {
	margin: 0;
	color: inherit;
	font: inherit;
}

button,
select {
	text-transform: none;
}

button,
[type="button"],
[type="reset"],
[type="submit"] {
	cursor: pointer;
}

input,
select,
textarea {
	max-width: 100%;
}

textarea {
	min-height: 8rem;
	resize: vertical;
}

/* Tables */

table {
	width: 100%;
	border-collapse: collapse;
	border-spacing: 0;
}

th,
td {
	padding: var(--tbp-space-3) var(--tbp-space-4);
	border-block-end:
		var(--tbp-border-width) solid var(--tbp-color-border);
	text-align: start;
}

th {
	color: var(--tbp-color-heading);
	font-weight: var(--tbp-font-weight-semibold);
}

/* Horizontal rule */

hr {
	height: 0;
	margin-block: var(--tbp-space-8);
	border: 0;
	border-block-start:
		var(--tbp-border-width) solid var(--tbp-color-border);
}

/* Text selection */

::selection {
	background-color: var(--tbp-color-blue-100);
	color: var(--tbp-color-navy-900);
}

/* WordPress admin bar safety */

.admin-bar .site-header {
	top: 32px;
}

@media screen and (max-width: 782px) {
	.admin-bar .site-header {
		top: 46px;
	}
}

/* Screen-reader content */

.screen-reader-text {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.screen-reader-text:focus {
	z-index: 100000;
	inset-block-start: var(--tbp-space-4);
	inset-inline-start: var(--tbp-space-4);
	width: auto;
	height: auto;
	padding:
		var(--tbp-space-3)
		var(--tbp-space-4);
	margin: 0;
	overflow: visible;
	clip: auto;
	background-color: var(--tbp-color-surface);
	color: var(--tbp-color-heading);
	font-size: var(--tbp-font-size-sm);
	font-weight: var(--tbp-font-weight-semibold);
	white-space: normal;
	text-decoration: none;
	box-shadow: var(--tbp-shadow-md);
}

/* Hidden attribute */

[hidden] {
	display: none !important;
}

/* Reduced motion accessibility */

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		scroll-behavior: auto !important;
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
	}
}