/* Brevitair: Dark Walnut direction */
@font-face { font-family: "Geist"; src: url("../fonts/geist-400.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Geist"; src: url("../fonts/geist-500.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "Geist"; src: url("../fonts/geist-600.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "Geist"; src: url("../fonts/geist-700.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Geist Mono"; src: url("../fonts/geist-mono-400.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Geist Mono"; src: url("../fonts/geist-mono-500.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }

:root {
	--bg: #110E0C;
	--surface: #1B1511;
	--surface-2: #271D17;
	--ink: #EFE9E1;
	--muted: #A89B8D;
	--line: #3A2D24;
	--accent: #4FB8D9;
	--font: "Geist", system-ui, sans-serif;
	--mono: "Geist Mono", ui-monospace, monospace;
	--radius: 2px;
	--wrap: 1240px;
	--gutter: clamp(16px, 4vw, 40px);
	--section: clamp(72px, 8vw, 120px);
	--ease: cubic-bezier(.2, .7, .1, 1);
}

*, *::before, *::after { box-sizing: border-box; }
:where(html) { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 88px; }
:where(body) { margin: 0; }
:where(h1, h2, h3, p, ul, figure, table) { margin: 0; padding: 0; }
:where(ul) { list-style: none; }
:where(img) { max-width: 100%; height: auto; display: block; }

body {
	background: var(--bg);
	color: var(--ink);
	font-family: var(--font);
	font-size: 17px;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
	overflow-x: hidden;
}

a { color: inherit; }
::selection { background: var(--accent); color: var(--bg); }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.muted { color: var(--muted); }

.skip { position: absolute; left: -9999px; top: 8px; background: var(--accent); color: var(--bg); padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* Buttons */
.btn {
	display: inline-flex; align-items: center; justify-content: center;
	min-height: 48px; padding: 0 26px;
	font: 500 15px/1 var(--font); letter-spacing: .01em;
	text-decoration: none; border-radius: var(--radius);
	border: 1px solid transparent; cursor: pointer; white-space: nowrap;
	transition: transform .25s var(--ease), background-color .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn--primary { background: var(--accent); color: #0B1418; }
.btn--primary:hover { background: #7ccbe4; }
.btn--ghost { border-color: var(--line); color: var(--ink); }
.btn--ghost:hover { border-color: var(--ink); }
.btn--sm { min-height: 40px; padding: 0 18px; font-size: 14px; }

/* Header */
.site-header {
	position: fixed; inset: 0 0 auto 0; z-index: 50;
	transition: background-color .4s var(--ease), border-color .4s var(--ease), transform .4s var(--ease);
	border-bottom: 1px solid transparent;
}
.admin-bar .site-header { top: 32px; }
@media (max-width: 782px) { .admin-bar .site-header { top: 46px; } }
.site-header.is-scrolled { background: rgba(17, 14, 12, .82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom-color: var(--line); }
.site-header.is-hidden { transform: translateY(-110%); }
.site-header__inner { display: flex; align-items: center; gap: 32px; height: 76px; }

.brand { text-decoration: none; display: inline-flex; flex-direction: column; line-height: 1; margin-right: auto; }
.brand__mark { font-weight: 600; font-size: 24px; letter-spacing: .08em; }
.brand__air { color: var(--accent); }
.brand__sub { font-size: 10px; letter-spacing: .32em; text-transform: uppercase; color: var(--muted); margin-top: 6px; }

.nav { display: flex; gap: 28px; }
.nav a { text-decoration: none; font-size: 14px; color: var(--muted); transition: color .2s; }
.nav a:hover { color: var(--ink); }
@media (max-width: 900px) { .nav { display: none; } }

/* Hero */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; padding: 120px 0 64px; overflow: hidden; isolation: isolate; }
.hero::before {
	content: ""; position: absolute; inset: 0; z-index: -2;
	background:
		radial-gradient(60% 70% at 72% 55%, #3a2a20 0%, rgba(39, 29, 23, .55) 38%, rgba(17, 14, 12, 0) 70%),
		linear-gradient(180deg, #160f0b 0%, var(--bg) 100%);
}
.hero__grid { display: grid; grid-template-columns: 1fr 1.15fr; align-items: center; gap: clamp(24px, 4vw, 64px); }
.hero__title { font-size: clamp(42px, 5.4vw, 80px); line-height: 1.02; letter-spacing: -.035em; font-weight: 600; max-width: 12ch; }
.hero__lead { margin-top: 28px; max-width: 46ch; color: var(--muted); font-size: clamp(17px, 1.4vw, 19px); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.hero__media { position: relative; margin-right: calc(var(--gutter) * -1.5); }
.hero__img { width: 100%; height: auto; filter: drop-shadow(0 40px 60px rgba(0, 0, 0, .55)); will-change: transform; }
.hero__glow { position: absolute; inset: 12% 6% 2% 6%; z-index: -1; background: radial-gradient(50% 50% at 50% 60%, rgba(79, 184, 217, .16), rgba(79, 184, 217, 0) 70%); filter: blur(10px); }

.airflow { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; opacity: .5; pointer-events: none; }
.airflow path { fill: none; stroke: var(--accent); stroke-width: 1; stroke-linecap: round; stroke-dasharray: 2 18; opacity: .55; }

@media (max-width: 900px) {
	.hero { min-height: auto; padding-top: 112px; }
	.hero__grid { grid-template-columns: 1fr; }
	.hero__media { margin: 8px -8px 0; }
	.hero__title { max-width: 14ch; }
}

/* Split text */
.word { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .08em; margin-bottom: -.08em; }
.word > span { display: inline-block; will-change: transform; }

/* Figures */
.figures { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); }
.figures__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.figure { padding: 40px 24px 40px 0; border-right: 1px solid var(--line); }
.figure + .figure { padding-left: 24px; }
.figure:last-child { border-right: 0; }
.figure__num { font-family: var(--font); font-weight: 600; font-size: clamp(44px, 5vw, 72px); line-height: 1; letter-spacing: -.03em; color: var(--accent); font-variant-numeric: tabular-nums; }
.figure__num small { font-size: .32em; letter-spacing: .02em; margin-left: 8px; color: var(--ink); font-weight: 500; }
.figure__label { margin-top: 12px; font-size: 14px; color: var(--muted); max-width: 24ch; line-height: 1.45; }
@media (max-width: 900px) {
	.figures__grid { grid-template-columns: 1fr 1fr; }
	.figure { padding: 28px 16px 28px 0; }
	.figure + .figure { padding-left: 16px; }
	.figure:nth-child(2) { border-right: 0; }
	.figure:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
	.figure:nth-child(3) { padding-left: 0; }
}

/* Product sections */
.product { padding: var(--section) 0; position: relative; overflow: hidden; }
.product--laser { background: linear-gradient(180deg, var(--bg), var(--surface) 60%, var(--bg)); }
.product__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center; }
.product__grid--flip { grid-template-columns: 1fr 1.05fr; }
.product__media { position: relative; }
.product__media::before {
	content: ""; position: absolute; inset: 8% 4% 0; z-index: -1;
	background: radial-gradient(55% 55% at 50% 55%, #3b2b20 0%, rgba(59, 43, 32, 0) 72%);
}
.product--wood .product__media { margin-left: calc(var(--gutter) * -1.5); }
.product--laser .product__media { margin-right: calc(var(--gutter) * -1.5); }
.product__img { width: 100%; height: auto; filter: drop-shadow(0 36px 50px rgba(0, 0, 0, .5)); will-change: transform; }
.product--wood .product__img { max-width: 560px; margin: 0 auto; }
.product__copy > * + * { margin-top: 20px; }
.product__copy p { max-width: 58ch; color: #d9d0c5; }
.product__tag { color: var(--accent) !important; font-weight: 500; font-size: 18px; }
.h2 { font-size: clamp(36px, 4.6vw, 64px); line-height: 1.04; letter-spacing: -.03em; font-weight: 600; }
.h3 { font-size: 15px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); padding-top: 12px; }
.ticks li { position: relative; padding: 12px 0 12px 28px; border-top: 1px solid var(--line); }
.ticks li:last-child { border-bottom: 1px solid var(--line); }
.ticks li::before { content: ""; position: absolute; left: 0; top: 50%; width: 12px; height: 1px; background: var(--accent); }
.avail { font-family: var(--mono); font-size: 14px; color: var(--ink) !important; display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.avail span { color: var(--muted); font-family: var(--font); margin-right: 6px; }
.avail i { width: 4px; height: 4px; background: var(--line); display: inline-block; }
@media (max-width: 900px) {
	.product__grid, .product__grid--flip { grid-template-columns: 1fr; }
	.product--laser .product__copy { order: 2; }
	.product--wood .product__media, .product--laser .product__media { margin: 0; }
}

/* Tabs and tables */
.guide, .specs { padding: var(--section) 0; }
.specs { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.tabs { margin-top: 48px; }
.tabs__list { display: inline-flex; gap: 4px; padding: 4px; border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 28px; }
.tabs__list button {
	font: 500 15px/1 var(--font); color: var(--muted); background: transparent; border: 0;
	padding: 12px 22px; border-radius: var(--radius); cursor: pointer; transition: background-color .25s, color .25s;
}
.tabs__list button[aria-selected="true"] { background: var(--ink); color: var(--bg); }
.tabs__list button:hover:not([aria-selected="true"]) { color: var(--ink); }
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; min-width: 640px; }
th, td { text-align: left; padding: 16px 18px 16px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { font-size: 13px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
tbody th { font-weight: 500; }
td { font-family: var(--mono); font-size: 15px; color: #ddd4c9; }
.spec td { white-space: nowrap; }
tbody tr { transition: background-color .2s; }
tbody tr:hover { background: rgba(79, 184, 217, .05); }

/* Prices */
.prices { padding: var(--section) 0; }
.prices__grid { display: grid; grid-template-columns: .8fr 1fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.prices__intro p { margin-top: 16px; }
.price-list .h3 { padding: 0 0 16px; }
.price-row { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 18px 0; border-top: 1px solid var(--line); }
.price-row:last-child { border-bottom: 1px solid var(--line); }
.price { font-family: var(--mono); font-size: 22px; color: var(--ink); white-space: nowrap; }
.price small { font-size: 13px; color: var(--muted); }
@media (max-width: 900px) { .prices__grid { grid-template-columns: 1fr; } }

/* FAQ */
.faq { padding: var(--section) 0; }
.faq__grid { display: grid; grid-template-columns: .9fr 1.4fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.faq__grid .h2 { position: sticky; top: 120px; }
.faq__item { border-top: 1px solid var(--line); }
.faq__item:last-child { border-bottom: 1px solid var(--line); }
.faq__item summary {
	list-style: none; cursor: pointer; padding: 22px 48px 22px 0; position: relative;
	font-size: 19px; font-weight: 500; line-height: 1.35;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after, .faq__item summary::before {
	content: ""; position: absolute; right: 8px; top: 50%; width: 14px; height: 1px; background: var(--accent);
	transition: transform .35s var(--ease);
}
.faq__item summary::before { transform: rotate(90deg); }
.faq__item[open] summary::before { transform: rotate(0deg); }
.faq__answer { overflow: hidden; }
.faq__answer p { padding: 0 0 24px; color: var(--muted); max-width: 64ch; }
@media (max-width: 900px) { .faq__grid { grid-template-columns: 1fr; } .faq__grid .h2 { position: static; } }

/* Enquiry */
.enquire { padding: var(--section) 0; background: var(--surface); border-top: 1px solid var(--line); }
.enquire__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.enquire__grid .muted { margin-top: 20px; max-width: 40ch; }
.form { display: grid; gap: 18px; }
.form__row { display: grid; gap: 8px; }
.form label { font-size: 14px; color: var(--muted); }
.form input, .form select, .form textarea {
	width: 100%; font: 400 16px/1.4 var(--font); color: var(--ink);
	background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
	padding: 14px 16px; transition: border-color .2s;
}
.form input:focus, .form select:focus, .form textarea:focus { border-color: var(--accent); outline: none; }
.form textarea { resize: vertical; }
.form .btn { justify-self: start; margin-top: 6px; }
.form__notice { padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--radius); }
.form__notice--ok { border-color: var(--accent); }
.form__notice--err { border-color: #d98b6a; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
@media (max-width: 900px) { .enquire__grid { grid-template-columns: 1fr; } }

/* Footer */
.site-footer { padding: 56px 0 40px; border-top: 1px solid var(--line); }
.site-footer__inner { display: grid; grid-template-columns: 1fr auto; gap: 24px 48px; align-items: start; }
.site-footer__brand p { margin-top: 12px; color: var(--muted); font-size: 14px; max-width: 40ch; }
.site-footer__nav { display: flex; flex-wrap: wrap; gap: 12px 24px; }
.site-footer__nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
.site-footer__nav a:hover { color: var(--ink); }
.site-footer__copy { grid-column: 1 / -1; color: var(--muted); font-size: 13px; padding-top: 24px; border-top: 1px solid var(--line); }
@media (max-width: 700px) { .site-footer__inner { grid-template-columns: 1fr; } }

/* Default page */
.page-default { padding: 160px 0 96px; }
.prose { max-width: 760px; }
.prose h1 { font-size: clamp(36px, 5vw, 56px); line-height: 1.08; letter-spacing: -.02em; margin-bottom: 32px; }
.prose p, .prose li { color: #d9d0c5; margin-bottom: 1em; }

/* Reveal: only hidden when JS is running, always visible otherwise */
.js .reveal { opacity: 0; transform: translateY(24px); }
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	.js .reveal { opacity: 1 !important; transform: none !important; }
	.airflow path { stroke-dasharray: none; opacity: .25; }
}