/* ==========================================================================
   Wolters Kassenbouw — page compositions
   ========================================================================== */

/* --------------------------------------------------------------------------
   Hero. Full-bleed photography, two scrims, and nothing over it but the copy
   and the indicator bars. No arrows, no caption, no counter.
   -------------------------------------------------------------------------- */
.hero {
	position: relative;
	display: flex;
	align-items: flex-end;
	min-height: 580px;
	overflow: hidden;
	background: var(--wk-neutral-900);
}
.hero_slides { position: absolute; inset: 0; }
.hero_slide {
	position: absolute;
	inset: 0;
	overflow: hidden;
	opacity: 0;
	transition: opacity 900ms var(--ease-standard);
}
.hero_slide.is_active { opacity: 1; }
.hero_slide img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transform: scale(1.04);
}
/* The drift is never cancelled on the outgoing slide — it holds its last frame
   through the crossfade, so there is no snap-back zoom at the switch. */
.hero_slide.is_drifting img { animation: var(--anim-drift); }

/* Heroes take two scrims, not one: bright daylight glass needs both. */
.hero_scrim { position: absolute; inset: 0; pointer-events: none; background: var(--scrim-hero); }
.hero_scrim_left { position: absolute; inset: 0; pointer-events: none; background: var(--scrim-left); }

.hero_content {
	position: relative;
	width: 100%;
	max-width: var(--container-max);
	margin: 0 auto;
	padding: var(--space-14) var(--gutter) var(--space-11);
}
.hero_content .eyebrow { margin-bottom: var(--space-6); animation: var(--anim-fade); }
.hero_title {
	font: var(--weight-bold) var(--text-5xl)/1.05 var(--font-sans);
	letter-spacing: var(--tracking-wide);
	text-transform: uppercase;
	color: var(--text-inverse);
	max-width: 820px;
	animation: var(--anim-rise);
	animation-delay: 70ms;
}
.hero_intro {
	font: var(--type-body-lg);
	color: var(--text-inverse-muted);
	max-width: 620px;
	margin: 0 0 var(--space-9);
	animation: var(--anim-rise);
	animation-delay: 140ms;
}
.hero_content .rule_marker {
	margin: var(--space-7) 0;
	animation: var(--anim-wipe);
	animation-delay: 210ms;
}
.hero_actions {
	display: flex;
	align-items: center;
	gap: var(--space-5);
	animation: var(--anim-rise);
	animation-delay: 280ms;
}

.hero_dots {
	position: absolute;
	right: calc(var(--gutter) - 6px);
	bottom: var(--space-5);
	display: flex;
	align-items: center;
}
.hero_dots button {
	display: flex;
	align-items: center;
	justify-content: center;
	height: 44px;
	padding: 0 6px;
	margin: 0;
	background: transparent;
	border: none;
	cursor: pointer;
	-webkit-tap-highlight-color: transparent;
}
.hero_dots span {
	display: block;
	width: 10px;
	height: 4px;
	border-radius: 1px;
	background: rgba(255, 255, 255, .42);
	transition: width var(--duration-base) var(--ease-standard), background-color var(--duration-fast) var(--ease-standard);
}
.hero_dots button[aria-current="true"] span { width: 26px; background: var(--color-brand); }

/* --------------------------------------------------------------------------
   Service cards
   -------------------------------------------------------------------------- */
.service_grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); }
.service_grid .card { height: 100%; }

.section_head {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: var(--space-6);
	margin-bottom: var(--space-9);
}
.section_head .eyebrow { margin-bottom: var(--space-4); }
.section_title { font: var(--weight-bold) var(--text-3xl)/1.2 var(--font-sans); }

/* --------------------------------------------------------------------------
   Photo grid. 4:3, hairline border, caption over a bottom scrim.
   The subject is always the structure.
   -------------------------------------------------------------------------- */
.photo_grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
.photo_tile {
	position: relative;
	display: block;
	width: 100%;
	padding: 0;
	aspect-ratio: 4 / 3;
	overflow: hidden;
	background: var(--surface-inset);
	border: 1px solid var(--border-subtle);
	border-radius: var(--radius-media);
	cursor: pointer;
}
.photo_tile img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform var(--duration-slow) var(--ease-standard);
}
.photo_tile:hover img { transform: scale(1.05); }
.photo_tile:focus-visible { outline: 2px solid var(--border-focus); outline-offset: 2px; }
.photo_caption {
	position: absolute;
	inset: auto 0 0 0;
	padding: var(--space-7) var(--space-5) var(--space-4);
	text-align: left;
	font: var(--weight-semibold) var(--text-xs)/1.3 var(--font-sans);
	letter-spacing: var(--tracking-wide);
	text-transform: uppercase;
	color: var(--text-inverse);
	background: var(--scrim-bottom);
	pointer-events: none;
}

/* --------------------------------------------------------------------------
   Lightbox
   -------------------------------------------------------------------------- */
.lightbox {
	display: none;
	position: fixed;
	inset: 0;
	z-index: var(--z-dialog);
	align-items: center;
	justify-content: center;
	padding: var(--space-9);
	background: var(--surface-overlay);
}
.lightbox.is_open { display: flex; animation: var(--anim-fade); }
.lightbox_stage { display: flex; align-items: center; gap: var(--space-8); }
.lightbox figure { animation: var(--anim-rise); }
.lightbox img {
	max-height: 70vh;
	max-width: 66vw;
	border-radius: var(--radius-media);
	box-shadow: var(--shadow-xl);
}
.lightbox figcaption {
	margin-top: var(--space-5);
	font: var(--type-eyebrow);
	letter-spacing: var(--tracking-eyebrow);
	text-transform: uppercase;
	color: var(--text-inverse);
	text-align: center;
}
.lightbox_close { position: absolute; top: var(--space-8); right: var(--space-8); }
.lightbox_counter { position: absolute; bottom: var(--space-8); font: var(--type-mono); color: var(--text-inverse-muted); }
.lightbox_mobile_nav { display: none; gap: var(--space-6); }

/* --------------------------------------------------------------------------
   Standard content page
   -------------------------------------------------------------------------- */
/* Breadcrumb, title and tags span the full width, so the sticky contact card
   never lands above the page title when the grid collapses to one column. */
.page_head { padding: var(--space-9) 0 0; }
.page_head .breadcrumb { margin-bottom: var(--space-9); }
.page_head .tag_list { margin-top: var(--space-8); }

.page_layout {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 320px;
	gap: var(--space-12);
	align-items: start;
	padding: var(--space-9) 0 var(--pad-section);
}
.page_layout_wide { grid-template-columns: minmax(0, 1fr); }

/* Sidebars stick below the header; on tablet and below the card moves above
   the body copy instead. */
.page_aside { position: sticky; top: calc(var(--header-height) + 24px); }
.page_aside .card_body { gap: var(--space-6); }
.page_aside .contact_lines { display: flex; flex-direction: column; gap: var(--space-4); }
.page_aside .contact_lines a {
	display: inline-flex;
	align-items: center;
	gap: var(--space-4);
	font: var(--type-mono);
	color: var(--text-strong);
}
.page_aside .contact_lines a:hover { color: var(--text-brand); }
.page_aside .contact_lines .icon { color: var(--text-faint); }

.gallery_head {
	display: flex;
	align-items: baseline;
	gap: var(--space-6);
	margin: var(--space-12) 0 var(--space-8);
}

/* --------------------------------------------------------------------------
   Contact page
   -------------------------------------------------------------------------- */
.contact_layout {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 360px;
	gap: var(--space-12);
	align-items: start;
	padding: var(--space-9) 0 var(--pad-section);
}
.contact_form { display: flex; flex-direction: column; gap: var(--space-7); }
.contact_form_row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-7); }
.contact_form_actions { display: flex; align-items: center; gap: var(--space-6); }

.contact_details { display: flex; flex-direction: column; gap: var(--space-6); }
.contact_details_row { display: flex; align-items: flex-start; gap: var(--space-5); }
.contact_details_row .icon { color: var(--color-brand); margin-top: 3px; flex: 0 0 auto; }
.contact_details_row span, .contact_details_row a { font: var(--type-body); color: var(--text-body); }
.contact_details_row a:hover { color: var(--text-brand); }
.contact_details_row .mono { font: var(--type-mono); font-size: var(--text-base); color: var(--text-strong); }

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media only screen and (max-width: 900px) {
	.hero { min-height: 452px; }
	.hero_title { font-size: var(--text-4xl); }
	.service_grid { grid-template-columns: 1fr; }
	.photo_grid { grid-template-columns: repeat(3, 1fr); }
	.page_layout, .contact_layout { grid-template-columns: minmax(0, 1fr); gap: var(--space-9); }
	.page_aside { position: static; order: -1; }
	.contact_layout .contact_aside { order: -1; }
	.lightbox img { max-width: 86vw; }
}

@media only screen and (max-width: 640px) {
	.hero_content { padding: var(--space-11) var(--gutter) var(--space-13); }
	.hero_title { font-size: var(--text-2xl); }
	.hero_intro { font: var(--type-body); }
	.hero_actions { flex-direction: column; align-items: stretch; }
	.hero_actions .button { width: 100%; }
	.hero_dots { left: var(--gutter); right: var(--gutter); justify-content: center; }
	.hero_dots span { height: 6px; }

	.section_head { flex-direction: column; align-items: flex-start; }
	.section_title { font-size: var(--text-xl); }

	/* Caption scrims are unreadable at 2-up, so they are dropped. */
	.photo_grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
	.photo_caption { display: none; }

	.lightbox { padding: var(--space-6); }
	.lightbox_stage { flex-direction: column; gap: var(--space-6); }
	.lightbox img { max-height: 58vh; }
	.lightbox_desktop_nav { display: none; }
	.lightbox_mobile_nav { display: flex; }
	.lightbox_counter { display: none; }

	.contact_form_row { grid-template-columns: 1fr; }
	.contact_form_actions { flex-direction: column; align-items: stretch; }
	.contact_form_actions .button { width: 100%; }
}