/* Fonts */
@font-face {
	font-family: "Bricolage Grotesque";
	src: url("../fonts/bricolage.woff2") format("woff2");
	font-weight: 200 800;
	font-stretch: 75% 100%;
	font-display: swap;
}
@font-face {
	font-family: "Hanken Grotesk";
	src: url("../fonts/hanken.woff2") format("woff2");
	font-weight: 100 900;
	font-display: swap;
}

/* Tokens */
:root {
	--paper: #ecefe6;
	--surface: #f8f9f4;
	--ink: #18221c;
	--ink-soft: #46524a;
	--moss: #4e7b3c;
	--wine: #8a2b45;
	--wine-deep: #6f2037;
	--blossom: #e9c83b;
	--gravel: #b7b5ab;
	--bitumen: #232a26;
	--display: "Bricolage Grotesque", "Arial Narrow", sans-serif;
	--body: "Hanken Grotesk", system-ui, sans-serif;
	--gutter: clamp(1rem, 4vw, 3rem);
	--block: clamp(4rem, 9vw, 8rem);
}

/* Base */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; -webkit-text-size-adjust: 100%; }
body {
	margin: 0;
	background: var(--paper);
	color: var(--ink);
	font: 400 1.0625rem/1.55 var(--body);
	-webkit-font-smoothing: antialiased;
}
h1, h2, h3, p, ul, ol, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; }
canvas { display: block; }
h1, h2 {
	font-family: var(--display);
	font-weight: 800;
	font-stretch: 78%;
	letter-spacing: -0.015em;
	text-wrap: balance;
}
h1 { font-size: clamp(2.9rem, 6.1vw, 5.75rem); line-height: 0.94; }
h2 { font-size: clamp(2rem, 3.7vw, 3.4rem); line-height: 1; max-width: 18ch; }
h3 { font: 650 1.25rem/1.2 var(--display); font-stretch: 90%; }
:focus-visible { outline: 3px solid var(--wine); outline-offset: 3px; border-radius: 4px; }

.wrap { width: min(100%, 88rem); margin-inline: auto; padding-inline: var(--gutter); }
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: var(--paper); padding: 0.6rem 1rem; z-index: 20; }
.skip:focus { left: 0; }

.btn {
	display: inline-block;
	border: 0;
	border-radius: 0.6rem;
	background: var(--wine);
	color: #fff;
	font: 650 1.0625rem/1.2 var(--body);
	padding: 1rem 1.5rem;
	text-decoration: none;
	cursor: pointer;
	transition: background-color 0.15s;
}
.btn:hover { background: var(--wine-deep); }
.btn--light { background: var(--paper); color: var(--ink); }
.btn--light:hover { background: #fff; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 10; background: var(--paper); }
.site-header__in { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 4.5rem; }
.wordmark { font: 800 1.5rem/1 var(--display); font-stretch: 78%; text-decoration: none; letter-spacing: -0.01em; }
.site-nav { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2.25rem); }
.site-nav a { text-decoration: none; font-weight: 550; padding-block: 0.4rem; }
.site-nav a:hover { text-decoration: underline; text-underline-offset: 0.3em; text-decoration-thickness: 2px; }
.site-nav .site-nav__cart { background: var(--ink); color: var(--paper); padding: 0.55rem 1rem; border-radius: 0.6rem; }
.site-nav .site-nav__cart:hover { text-decoration: none; background: #000; }
.menu-toggle { display: none; border: 2px solid var(--ink); background: none; color: var(--ink); border-radius: 0.6rem; font: 650 1rem/1 var(--body); padding: 0.6rem 1rem; cursor: pointer; }

/* Hero */
.hero { padding-block: clamp(1.5rem, 4vw, 3.5rem) var(--block); overflow: hidden; }
.hero__grid {
	display: grid;
	grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
	grid-template-areas: "text plan" "controls plan";
	grid-template-rows: auto 1fr;
	column-gap: clamp(1.5rem, 4vw, 4rem);
	row-gap: 2rem;
	align-items: start;
}
.hero__text { grid-area: text; padding-top: clamp(0.5rem, 3vw, 2.5rem); }
.lead { margin-top: 1.5rem; font-size: 1.1875rem; max-width: 34rem; color: var(--ink-soft); }
.hero__plan { grid-area: plan; position: relative; }
.hero__plan canvas { width: 100%; aspect-ratio: 5 / 4; }
.hero__controls { grid-area: controls; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.1rem 1.75rem; max-width: 34rem; }
.hero__controls > :nth-child(n+3) { grid-column: 1 / -1; }

.slider { display: grid; grid-template-columns: 1fr auto; align-items: baseline; row-gap: 0.35rem; }
.slider label { font-weight: 600; }
.slider output { font-variant-numeric: tabular-nums; font-weight: 600; }
.slider input { grid-column: 1 / -1; }

input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 1.75rem; margin: 0; background: none; cursor: pointer; }
input[type="range"]::-webkit-slider-runnable-track { height: 0.375rem; border-radius: 1rem; background: color-mix(in srgb, var(--ink) 22%, transparent); }
input[type="range"]::-moz-range-track { height: 0.375rem; border-radius: 1rem; background: color-mix(in srgb, var(--ink) 22%, transparent); }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 1.75rem; height: 1.75rem; margin-top: -0.6875rem; border-radius: 50%; background: var(--wine); border: 4px solid var(--paper); box-shadow: 0 0 0 1.5px var(--wine); }
input[type="range"]::-moz-range-thumb { width: 1.25rem; height: 1.25rem; border-radius: 50%; background: var(--wine); border: 4px solid var(--paper); box-shadow: 0 0 0 1.5px var(--wine); }

.totals { display: grid; grid-template-columns: auto 1fr; column-gap: 2.5rem; margin-top: 0.5rem; }
.totals dt { font-size: 0.9375rem; color: var(--ink-soft); }
.totals dd { font: 800 2.5rem/1.05 var(--display); font-stretch: 78%; font-variant-numeric: tabular-nums; }
.hero__controls .btn { justify-self: start; margin-top: 0.4rem; }

/* Opbouw */
.opbouw { background: var(--surface); padding-block: var(--block); overflow: hidden; }
.opbouw__grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.opbouw__visual { display: grid; place-items: center; min-height: clamp(24rem, 44vw, 36rem); }
.opbouw__text > p { margin-top: 1.25rem; max-width: 30rem; color: var(--ink-soft); }

.stack {
	--open: 0;
	--gap: calc(10px + var(--open) * 58px);
	position: relative;
	width: clamp(13rem, 26vw, 21rem);
	aspect-ratio: 1;
	transform-style: preserve-3d;
	transform: translateY(18%) rotateX(58deg) rotateZ(45deg);
}
.slab {
	position: absolute;
	inset: 0;
	transform-style: preserve-3d;
	transform: translateZ(calc(var(--i) * var(--gap) + var(--lift, 0px)));
	transition: transform 0.35s cubic-bezier(0.2, 0.7, 0.2, 1), opacity 0.25s;
}
.slab i { position: absolute; display: block; background: var(--c); }
.slab .top { inset: 0; transform: translateZ(var(--h)); background-image: var(--tex, none); background-size: var(--tex-size, auto); }
.slab .front { left: 0; top: 100%; width: 100%; height: var(--h); transform-origin: top; transform: rotateX(90deg); filter: brightness(0.72); }
.slab .side { top: 0; left: 100%; width: var(--h); height: 100%; transform-origin: left; transform: rotateY(-90deg); filter: brightness(0.55); }
.slab .top canvas { width: 100%; height: 100%; }

.slab--dak { --c: #2c3430; --tex: radial-gradient(circle, #3c4640 0 1px, transparent 1.5px); --tex-size: 7px 7px; }
.slab--doek { --c: #cfd2ca; --tex: repeating-linear-gradient(45deg, #c3c6be 0 2px, transparent 2px 6px); }
.slab--drain { --c: #3b4943; --tex: radial-gradient(circle, #5d7067 0 32%, transparent 36%); --tex-size: 12.5% 12.5%; }
.slab--substraat { --c: #6d5140; }
.slab--sedum { --c: #4e6a36; }

.stack[data-active] .slab { opacity: 0.35; }
.stack[data-active="1"] .slab[data-layer="1"],
.stack[data-active="2"] .slab[data-layer="2"],
.stack[data-active="3"] .slab[data-layer="3"],
.stack[data-active="4"] .slab[data-layer="4"] { opacity: 1; --lift: 14px; }

.layers { margin-top: 2rem; counter-reset: layer; display: grid; gap: 0.25rem; }
.layers li {
	counter-increment: layer;
	display: grid;
	grid-template-columns: 2.75rem 1fr;
	column-gap: 0.5rem;
	padding: 0.9rem 1rem 0.9rem 0.5rem;
	border-radius: 0.75rem;
	cursor: default;
	transition: background-color 0.15s;
}
.layers li::before { content: counter(layer); grid-row: span 2; font: 800 2.25rem/1 var(--display); font-stretch: 78%; color: var(--moss); text-align: center; }
.layers li:hover, .layers li:focus-visible { background: var(--paper); }
.layers p { grid-column: 2; margin-top: 0.25rem; color: var(--ink-soft); }

/* Assortiment */
.assortiment { padding-block: var(--block); }
.shelf { margin-top: clamp(2rem, 4vw, 3.5rem); display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: clamp(1rem, 2vw, 1.75rem); }
.shelf li { grid-column: span 2; }
.shelf li:nth-child(-n+2) { grid-column: span 3; }
.shelf a { display: block; text-decoration: none; height: 100%; }
.shelf__swatch { display: block; position: relative; aspect-ratio: 16 / 9; border-radius: 1rem; overflow: hidden; background: #34352a; transition: transform 0.25s cubic-bezier(0.2, 0.7, 0.2, 1); }
.shelf li:nth-child(n+3) .shelf__swatch { aspect-ratio: 4 / 3; }
.shelf a:hover .shelf__swatch { transform: scale(0.975); }
.shelf__swatch canvas { width: 100%; height: 100%; }
.shelf__swatch--tray::after {
	content: "";
	position: absolute;
	inset: 0;
	background: repeating-linear-gradient(90deg, transparent 0 calc(25% - 5px), #1d241f calc(25% - 5px) 25%), repeating-linear-gradient(0deg, transparent 0 calc(33.34% - 5px), #1d241f calc(33.34% - 5px) 33.34%);
}
.shelf__swatch--stack::after {
	content: "";
	position: absolute;
	inset: 46% 0 0;
	background: linear-gradient(#7d5d48 0 52%, #3b4943 52% 82%, #cfd2ca 82%);
}
.shelf__name { display: block; margin-top: 1rem; font: 750 1.625rem/1.1 var(--display); font-stretch: 82%; }
.shelf a:hover .shelf__name { text-decoration: underline; text-underline-offset: 0.2em; text-decoration-thickness: 2px; }
.shelf__desc { display: block; margin-top: 0.4rem; color: var(--ink-soft); max-width: 32rem; }

/* Effect */
.effect { background: var(--bitumen); color: var(--paper); padding-block: var(--block); }
.effect__list { margin-top: clamp(2rem, 4vw, 3.5rem); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(2rem, 4vw, 3.5rem) clamp(2rem, 6vw, 6rem); }
.effect__list h3 { font-size: 1.625rem; font-weight: 750; font-stretch: 82%; color: var(--blossom); }
.effect__list p { margin-top: 0.5rem; max-width: 32rem; color: #cfd5cb; }
.effect__note { margin-top: clamp(2.5rem, 5vw, 4rem); max-width: 40rem; font-size: 1.1875rem; }

/* Aanleggen */
.aanleggen { padding-block: var(--block); }
.steps { margin-top: clamp(2rem, 4vw, 3.5rem); counter-reset: step; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(1.5rem, 3vw, 2.5rem); }
.steps li { counter-increment: step; }
.steps li::before { content: counter(step); display: block; font: 800 4.5rem/0.9 var(--display); font-stretch: 78%; color: var(--moss); margin-bottom: 1rem; }
.steps p { margin-top: 0.5rem; color: var(--ink-soft); }

/* Vragen */
.vragen { background: var(--surface); padding-block: var(--block); }
.vragen__grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.faq { margin-top: 2rem; display: grid; gap: 0.5rem; }
.faq details { background: var(--paper); border-radius: 0.75rem; }
.faq summary { cursor: pointer; list-style: none; padding: 1.1rem 3.25rem 1.1rem 1.25rem; font-weight: 650; font-size: 1.125rem; position: relative; border-radius: 0.75rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 1.25rem; top: 50%; translate: 0 -50%; font: 500 1.75rem/1 var(--body); color: var(--wine); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { padding: 0 1.25rem 1.25rem; max-width: 42rem; color: var(--ink-soft); }
.advies { background: var(--wine); color: #fff; border-radius: 1.25rem; padding: clamp(1.75rem, 3.5vw, 3rem); }
.advies h2 { font-size: clamp(1.75rem, 2.6vw, 2.5rem); }
.advies p { margin-block: 1rem 1.75rem; color: #f3dfe5; }
.advies :focus-visible { outline-color: #fff; }

/* Footer */
.site-footer { background: var(--bitumen); color: var(--paper); padding-block: 3rem; }
.site-footer__in { display: grid; grid-template-columns: 1fr auto; gap: 1.5rem 3rem; align-items: baseline; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 0.5rem 2rem; }
.site-footer a { text-underline-offset: 0.25em; }
.site-footer :focus-visible { outline-color: var(--blossom); }
.site-footer__note { grid-column: 1 / -1; color: #aab2a8; font-size: 0.9375rem; }

/* Other pages */
.page-body, #primary { width: min(100%, 88rem); margin-inline: auto; padding: clamp(2rem, 5vw, 4rem) var(--gutter) var(--block); }
.page-body h1, #primary h1 { font-size: clamp(2.25rem, 4.5vw, 3.75rem); margin-bottom: 1.5rem; }

/* Tablet */
@media (max-width: 62rem) {
	.hero__grid { grid-template-columns: minmax(0, 1fr); grid-template-areas: "text" "plan" "controls"; grid-template-rows: auto; }
	.hero__plan canvas { aspect-ratio: 4 / 3; }
	.hero__controls { max-width: none; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: 1.5rem; }
	.hero__controls > :nth-child(3) { grid-column: auto; }
	.opbouw__grid, .vragen__grid { grid-template-columns: minmax(0, 1fr); }
	.opbouw__visual { min-height: 26rem; }
	.stack { width: 15rem; }
	.steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.shelf li, .shelf li:nth-child(-n+2) { grid-column: span 3; }
	.shelf li:first-child { grid-column: 1 / -1; }
	.shelf li:nth-child(n+2) .shelf__swatch { aspect-ratio: 4 / 3; }
}

/* Phone */
@media (max-width: 40rem) {
	.menu-toggle { display: block; }
	.site-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; gap: 0; background: var(--paper); padding: 0.5rem var(--gutter) 1.25rem; box-shadow: 0 1.5rem 2rem -1rem rgba(24, 34, 28, 0.25); }
	.site-nav.is-open { display: flex; }
	.site-nav a { padding-block: 0.85rem; font-size: 1.125rem; }
	.site-nav .site-nav__cart { margin-top: 0.75rem; text-align: center; }
	.hero__plan { margin-inline: calc(var(--gutter) * -0.5); }
	.hero__plan canvas { aspect-ratio: 1; }
	.hero__controls { grid-template-columns: minmax(0, 1fr); }
	.hero__controls > * { grid-column: 1 / -1; }
	.totals { column-gap: 1.5rem; }
	.totals dd { font-size: 2rem; }
	.hero__controls .btn { justify-self: stretch; text-align: center; }
	.opbouw__visual { min-height: 21rem; }
	.stack { width: 11.5rem; --gap: calc(8px + var(--open) * 40px); }
	.shelf { grid-template-columns: minmax(0, 1fr); }
	.shelf li, .shelf li:nth-child(-n+2), .shelf li:first-child { grid-column: auto; }
	.shelf li .shelf__swatch, .shelf li:nth-child(n+2) .shelf__swatch { aspect-ratio: 16 / 9; }
	.effect__list, .steps { grid-template-columns: minmax(0, 1fr); }
	.steps li { display: grid; grid-template-columns: 3.5rem 1fr; column-gap: 0.5rem; }
	.steps li::before { grid-row: span 2; font-size: 3.25rem; margin: 0; }
	.steps p { grid-column: 2; }
	.site-footer__in { grid-template-columns: minmax(0, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after { transition: none !important; }
}