/* GTIN1 Brand Customization for MkDocs Material
   Matches the main gtin1.com site style */

/* ── Brand Colors ── */
:root {
	--gtin1-primary: #206bc4;
	--gtin1-primary-dark: #1a57a0;
	--gtin1-primary-light: #4a8fd4;
}

/* Override Material theme primary color */
[data-md-color-scheme="default"] {
	--md-primary-fg-color: var(--gtin1-primary);
	--md-primary-fg-color--light: var(--gtin1-primary-light);
	--md-primary-fg-color--dark: var(--gtin1-primary-dark);
	--md-accent-fg-color: var(--gtin1-primary);
}

[data-md-color-scheme="slate"] {
	--md-primary-fg-color: var(--gtin1-primary);
	--md-primary-fg-color--light: var(--gtin1-primary-light);
	--md-primary-fg-color--dark: var(--gtin1-primary-dark);
	--md-accent-fg-color: var(--gtin1-primary-light);
}

/* ── Typography ── */
:root {
	--md-text-font: "Inter Variable", "Inter", system-ui, -apple-system,
		sans-serif;
	--md-code-font: "JetBrains Mono", "Fira Code", "Consolas", monospace;
}

/* ── Site Navbar (above MkDocs header) ── */
.gtin1-navbar {
	background-color: #1b2434;
	border-bottom: 1px solid rgba(255, 255, 255, 0.1);
	font-family: var(--md-text-font);
	font-size: 0.875rem;
	z-index: 100;
}

.gtin1-navbar .gtin1-navbar-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	max-width: 1400px;
	margin: 0 auto;
	padding: 0.5rem 1rem;
}

.gtin1-navbar .gtin1-brand {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	text-decoration: none;
	color: #fff;
	font-weight: 700;
	font-size: 1.125rem;
}

.gtin1-navbar .gtin1-brand:hover {
	color: #fff;
	opacity: 0.9;
}

.gtin1-navbar .gtin1-nav-links {
	display: flex;
	align-items: center;
	gap: 1.5rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

.gtin1-navbar .gtin1-nav-links a {
	color: rgba(255, 255, 255, 0.8);
	text-decoration: none;
	transition: color 0.15s;
}

.gtin1-navbar .gtin1-nav-links a:hover {
	color: #fff;
}

.gtin1-navbar .gtin1-nav-links .gtin1-nav-active {
	color: #fff;
	font-weight: 600;
}

.gtin1-navbar .gtin1-nav-cta {
	display: inline-flex;
	align-items: center;
	padding: 0.375rem 1rem;
	background-color: var(--gtin1-primary);
	color: #fff;
	border-radius: 0.375rem;
	text-decoration: none;
	font-weight: 500;
	transition: background-color 0.15s;
}

.gtin1-navbar .gtin1-nav-cta:hover {
	background-color: var(--gtin1-primary-dark);
	color: #fff;
}

/* Responsive: hide nav links on small screens, show hamburger-friendly layout */
@media (max-width: 768px) {
	.gtin1-navbar .gtin1-nav-links {
		display: none;
	}

	.gtin1-navbar .gtin1-navbar-inner {
		padding: 0.375rem 0.75rem;
	}
}

/* ── Adjust MkDocs header position ── */
.md-header {
	/* MkDocs header sits below the site navbar */
	position: sticky;
	top: 0;
}

/* ── Grid cards styling for learn index ── */
.md-typeset .grid.cards > ul > li {
	border: 1px solid var(--md-default-fg-color--lightest);
	border-radius: 0.5rem;
	transition: box-shadow 0.2s, border-color 0.2s;
}

.md-typeset .grid.cards > ul > li:hover {
	border-color: var(--gtin1-primary);
	box-shadow: 0 4px 12px rgba(32, 107, 196, 0.1);
}