/* St Nazaire Lesson Cards. Colours follow the site's own Download block. */
.stnlc {
	--stnlc-navy: #000077;
	--stnlc-ink: #000031;
	--stnlc-wine: #8d0f30;
	--stnlc-blue: #c5dbe3;
	--stnlc-sand: #c3c3ab;
	color: var(--stnlc-ink);
}
.stnlc-header { margin: 0 0 1.25rem; }
.stnlc-heading { color: var(--stnlc-navy); margin: 0 0 .5rem; }
.stnlc-intro { margin: 0; max-width: 48rem; }

.stnlc-grid { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 768px) {
	.stnlc-grid.stnlc-cols-2, .stnlc-grid.stnlc-cols-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1280px) {
	.stnlc-grid.stnlc-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.stnlc-card {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 130px;
	gap: 1rem;
	align-items: start;
	background: var(--stnlc-blue);
	border-radius: 12px;
	padding: 1.25rem;
	margin: 0;
}
.stnlc-grid > .stnlc-card:nth-child(4n+2),
.stnlc-grid > .stnlc-card:nth-child(4n+3) { background: var(--stnlc-sand); }
.stnlc-cols-1 > .stnlc-card:nth-child(n) { background: var(--stnlc-blue); }
.stnlc-cols-1 > .stnlc-card:nth-child(even) { background: var(--stnlc-sand); }
@media (max-width: 767px) {
	.stnlc-grid > .stnlc-card:nth-child(n) { background: var(--stnlc-blue); }
	.stnlc-grid > .stnlc-card:nth-child(even) { background: var(--stnlc-sand); }
}
.stnlc-card.stnlc-no-thumb { grid-template-columns: minmax(0, 1fr); }

.stnlc-label {
	margin: 0 0 .25rem;
	font-size: .8rem;
	font-weight: 700;
	letter-spacing: .06em;
	text-transform: uppercase;
	color: var(--stnlc-wine);
}
.stnlc .stnlc-title { margin: 0 0 .4rem; color: var(--stnlc-navy); font-size: 1.35rem; line-height: 1.25; }
.stnlc-blurb { margin: 0 0 .9rem; line-height: 1.4; }

.stnlc-actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.stnlc .stnlc-download.download-block { flex: 0 0 auto; max-width: none; width: auto; margin: 0; display: inline-flex; align-items: center; }
.stnlc .stnlc-download .download-link { height: auto; padding: .5rem .8rem .5rem 2.4rem; background-position: left .8rem center; font-size: .95rem; }
.stnlc .stnlc-download .download-status { font-size: .9rem; margin-left: .5rem; }

.stnlc-btn {
	display: inline-flex;
	align-items: center;
	gap: .4rem;
	border: 1px solid var(--stnlc-navy);
	border-radius: 4px;
	background: #fff;
	color: var(--stnlc-navy);
	font: inherit;
	font-weight: 700;
	font-size: .95rem;
	line-height: 1.2;
	padding: .5rem .9rem;
	text-decoration: none;
	cursor: pointer;
}
.stnlc-btn-primary { background: var(--stnlc-navy); color: #fff; }
.stnlc-btn:hover, .stnlc-btn:focus-visible { background: var(--stnlc-wine); border-color: var(--stnlc-wine); color: #fff; }
.stnlc-btn:focus-visible, .stnlc-thumb:focus-visible { outline: 3px solid var(--stnlc-wine); outline-offset: 2px; }

.stnlc-thumb {
	position: relative;
	display: block;
	width: 100%;
	aspect-ratio: 210 / 297;
	padding: 0;
	border: 1px solid rgba(0, 0, 49, .2);
	border-radius: 4px;
	overflow: hidden;
	background: #fff;
	box-shadow: 0 2px 6px rgba(0, 0, 49, .18);
}
button.stnlc-thumb { cursor: zoom-in; }
.stnlc-thumb img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .2s ease-in-out; }
button.stnlc-thumb:hover img { transform: scale(1.04); }
.stnlc-thumb-tag {
	position: absolute; left: 0; right: 0; bottom: 0;
	background: rgba(0, 0, 119, .88); color: #fff;
	font-size: .75rem; font-weight: 700; text-align: center; padding: .3rem;
}

@media (max-width: 480px) {
	.stnlc-card { grid-template-columns: minmax(0, 1fr) 90px; padding: 1rem; gap: .75rem; }
	.stnlc .stnlc-title { font-size: 1.15rem; }
}

/* The preview window */
.stnlc-viewer {
	width: min(960px, 96vw);
	height: 94vh;
	max-height: 94vh;
	padding: 0;
	border: 0;
	border-radius: 10px;
	overflow: hidden;
	color: var(--stnlc-ink);
}
.stnlc-viewer[open] { display: flex; flex-direction: column; }
.stnlc-viewer::backdrop { background: rgba(0, 0, 49, .75); }
.stnlc-viewer-bar {
	display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem 1rem;
	background: var(--stnlc-navy); color: #fff; padding: .6rem 1rem;
}
.stnlc .stnlc-viewer-title { color: #fff; font-size: 1rem; margin: 0; flex: 1 1 18rem; }
.stnlc-viewer-count { font-size: .9rem; opacity: .9; }
.stnlc-viewer-actions { display: flex; gap: .5rem; }
.stnlc-viewer-bar .stnlc-btn { border-color: #fff; }
.stnlc-viewer-pages { flex: 1; overflow: auto; background: #e4e6ee; padding: 1rem; outline: none; }
.stnlc-page {
	display: block; width: 100%; max-width: 820px; margin: 0 auto 1rem;
	background: #fff; box-shadow: 0 1px 4px rgba(0, 0, 0, .25);
}
.stnlc-page canvas { display: block; width: 100%; height: auto; }
.stnlc-viewer-msg { text-align: center; padding: 3rem 1rem; font-size: 1.05rem; }
body.stnlc-lock { overflow: hidden; }