/**
 * Fischer Bell Grid and Layout Utilities
 */

/* Global Resets & Defaults */
html {
	box-sizing: border-box;
	scroll-behavior: smooth;
}

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

body {
	background-color: var(--color-surface);
	color: var(--color-text);
	font-family: var(--font-body);
	font-size: var(--font-size-base);
	line-height: 1.6;
	margin: 0;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
	font-family: var(--font-heading);
	color: var(--color-text);
	font-weight: 700;
	line-height: 1.25;
	margin-top: 0;
	margin-bottom: var(--space-md);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }

a {
	color: var(--color-primary);
	text-decoration: none;
	transition: color var(--transition-fast);
}

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

/* Grid System */
.grid {
	display: grid;
	gap: var(--space-lg);
}

.grid-2 {
	display: grid;
	gap: var(--space-lg);
	grid-template-columns: 1fr;
}

.grid-3 {
	display: grid;
	gap: var(--space-lg);
	grid-template-columns: 1fr;
}

.grid-4 {
	display: grid;
	gap: var(--space-lg);
	grid-template-columns: 1fr;
}

/* Flexbox Helpers */
.flex {
	display: flex;
}

.flex-center {
	display: flex;
	align-items: center;
	justify-content: center;
}

.flex-between {
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.flex-align-center {
	display: flex;
	align-items: center;
}

.flex-wrap {
	flex-wrap: wrap;
}

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

/* Screen Reader Only Utility */
.sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

/* Media Queries for Grid Layouts */
@media (min-width: 768px) {
	.grid-2 {
		grid-template-columns: repeat(2, 1fr);
	}
	.grid-3 {
		grid-template-columns: repeat(2, 1fr);
	}
	.grid-4 {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (min-width: 1024px) {
	.grid-3 {
		grid-template-columns: repeat(3, 1fr);
	}
	.grid-4 {
		grid-template-columns: repeat(4, 1fr);
	}
}