/*
Theme Name: Biology Tools Child
Template: twentytwentyfive
Version: 1.0.0
Description: Child theme for the Biology Tools subdomain. Matches the Student GPA Calculator layout.
Author: OpenCodeX
*/

html {
	-webkit-text-size-adjust: 100%;
}

body {
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

:where(a) {
	text-underline-offset: 2px;
}

:where(a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible) {
	outline: 2px solid var(--wp--preset--color--primary);
	outline-offset: 2px;
}

header.wp-block-template-part {
	border-bottom: 1px solid var(--wp--preset--color--border);
	background: var(--wp--preset--color--base);
}

header.wp-block-template-part .site-logo {
	margin: 0;
}

header.wp-block-template-part .site-logo img {
	display: block;
	max-width: 100%;
	max-height: 56px;
	width: auto;
	height: auto;
}

header.wp-block-template-part .wp-block-navigation a:hover {
	text-decoration: underline;
}

header.wp-block-template-part .site-search .wp-block-search__button {
	background: #2563eb;
	color: #fff;
}

/* ---- Tool card grid on the homepage ---- */
.bio-tool-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 0.75rem;
	margin: 1.5rem 0;
}

@media (min-width: 600px) {
	.bio-tool-grid {
		grid-template-columns: 1fr 1fr;
	}
}

@media (min-width: 900px) {
	.bio-tool-grid {
		grid-template-columns: 1fr 1fr 1fr;
	}
}

.bio-tool-card {
	display: block;
	border: 1px solid var(--wp--preset--color--border, #e2e8f0);
	border-radius: 12px;
	padding: 1.1rem 1.2rem;
	text-decoration: none;
	color: inherit;
	transition: border-color 0.15s, box-shadow 0.15s;
}

.bio-tool-card:hover {
	border-color: var(--wp--preset--color--primary, #2563eb);
	box-shadow: 0 1px 6px rgba(37,99,235,0.1);
	text-decoration: none;
}

.bio-tool-card__icon {
	font-size: 1.5rem;
	line-height: 1;
	margin-bottom: 0.4rem;
}

.bio-tool-card__title {
	display: block;
	font-weight: 700;
	font-size: 1rem;
	color: var(--wp--preset--color--contrast, #111827);
	margin-bottom: 0.25rem;
}

.bio-tool-card__desc {
	font-size: 0.875rem;
	line-height: 1.45;
	color: var(--wp--preset--color--muted, #4b5563);
	margin: 0;
}

/* ---- Section headings on the homepage ---- */
.bio-section-label {
	font-size: 0.75rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--wp--preset--color--muted, #4b5563);
	margin: 2rem 0 0.5rem;
}

@media print {
	.site-topbar { display: none; }
}