/* =========================================================================
   Protecht Air — site styles
   Sister site to Protecht Cleaning: same structure and brand fonts, with a
   clean white, technical look.
     Colours from the Protecht Air logo: blue #00AEEF and charcoal #404041.
     Small text uses the darker blue #0070a3 so it stays readable on white.
   ========================================================================= */

@font-face { font-family: "Prometo"; src: url("../fonts/Prometo-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Prometo"; src: url("../fonts/Prometo-Light.woff2") format("woff2"); font-weight: 300; font-display: swap; }
@font-face { font-family: "Open Sans Local"; src: url("../fonts/OpenSans-Light.woff") format("woff"); font-weight: 300; font-display: swap; }
@font-face { font-family: "Open Sans Local"; src: url("../fonts/OpenSans-Semibold.woff") format("woff"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Open Sans Local"; src: url("../fonts/OpenSans-Bold.woff") format("woff"); font-weight: 700; font-display: swap; }

:root {
	--void: #ffffff;
	--bg: #ffffff;
	--panel: #f5f8fa;
	--panel-2: #eaf0f4;
	--line: rgba(64, 64, 65, .10);
	--line-2: rgba(64, 64, 65, .18);
	--ink: #404041;          /* logo charcoal */
	--text: #4d5055;
	--muted: #62666c;
	--cyan: #0070a3;         /* logo blue, darkened for small text */
	--cyan-2: #005f8e;
	--mint: #005f8e;         /* hover / emphasis */
	--brand: #00aeef;        /* logo blue — lines, glows, fills only */
	--red: #e0283d;
	--on-accent: #ffffff;
	--grad: linear-gradient(100deg, #0079b0 0%, #005f8e 100%);
	--glow: 0 1px 2px rgba(40, 60, 80, .06), 0 18px 40px -18px rgba(0, 120, 180, .35);
	--radius: 14px;
	--nav-h: 84px;
	--sans: "Open Sans Local", "Segoe UI", system-ui, -apple-system, sans-serif;
	--head: "Prometo", "Open Sans Local", system-ui, sans-serif;
	--mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace;
	--ease: cubic-bezier(.2, .8, .2, 1);
	color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }
body {
	margin: 0;
	font-family: var(--sans);
	font-weight: 300;
	font-size: 17px;
	line-height: 1.7;
	color: var(--text);
	background: var(--bg);
	-webkit-font-smoothing: antialiased;
	overflow-x: hidden;
}
/* faint blueprint grid behind everything */
body::before {
	content: "";
	position: fixed; inset: 0; z-index: -1; pointer-events: none;
	background-image:
		linear-gradient(var(--line) 1px, transparent 1px),
		linear-gradient(90deg, var(--line) 1px, transparent 1px);
	background-size: 56px 56px;
	mask-image: radial-gradient(ellipse at 50% 0%, rgba(0,0,0,.41), transparent 70%);
	-webkit-mask-image: radial-gradient(ellipse at 50% 0%, rgba(0,0,0,.41), transparent 70%);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cyan); text-decoration: none; transition: color .15s; }
a:hover { color: var(--mint); }
::selection { background: rgba(0, 121, 176, .18); color: var(--ink); }
strong, b { font-weight: 700; color: var(--ink); }

.wrap { width: min(1160px, 100% - 40px); margin: 0 auto; }
.wrap--narrow { width: min(880px, 100% - 40px); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 2000; background: var(--cyan); color: var(--on-accent); padding: 8px 14px; border-radius: 8px; }
:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; }

/* ---- type ---- */
h1, h2, h3, h4 { font-family: var(--head); font-weight: 400; line-height: 1.15; margin: 0 0 .6em; color: var(--ink); letter-spacing: -.01em; }
h1 { font-size: clamp(2.3rem, 5.4vw, 4.2rem); }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.7rem); }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.05rem; color: var(--cyan); font-family: var(--mono); text-transform: uppercase; letter-spacing: .08em; }
p { margin: 0 0 1.1em; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.tag {
	display: inline-flex; align-items: center; gap: .6em;
	font-family: var(--mono); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase;
	color: var(--mint); margin-bottom: 1.2rem;
}
.tag::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 3px rgba(0, 121, 176, .15); animation: blink 2.4s ease-in-out infinite; }
@keyframes blink { 50% { opacity: .45; } }
.lead { font-size: 1.2rem; color: #45484d; }
.muted { color: var(--muted); }

/* ---- buttons ---- */
.btn {
	--cut: 12px;
	position: relative; display: inline-flex; align-items: center; gap: .6em;
	padding: .95em 1.6em;
	font-family: var(--mono); font-size: .85rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
	color: var(--on-accent); background: var(--grad);
	border: 0; cursor: pointer;
	clip-path: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
	transition: transform .15s var(--ease), filter .15s;
}
.btn:hover { color: var(--on-accent); transform: translateY(-1.5px); filter: brightness(1.08) drop-shadow(0 6px 12px rgba(0, 120, 180, .28)); }
.btn .arrow { transition: transform .2s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }
.btn--ghost { background: transparent; color: var(--cyan); box-shadow: inset 0 0 0 1px var(--line-2); clip-path: none; border-radius: 4px; }
.btn--ghost:hover { color: var(--mint); box-shadow: inset 0 0 0 1px var(--mint); filter: none; }
.btn--lg { font-size: .95rem; padding: 1.1em 2em; }

/* ---- navigation ---- */
.nav {
	position: fixed; inset: 0 0 auto; z-index: 900; height: var(--nav-h);
	background: rgba(255, 255, 255, .82);
	backdrop-filter: blur(14px) saturate(160%); -webkit-backdrop-filter: blur(14px) saturate(160%);
	border-bottom: 1px solid var(--line);
	transition: height .2s var(--ease), background .2s;
}
.nav.is-scrolled { --nav-h: 62px; height: 62px; background: rgba(255, 255, 255, .96); box-shadow: 0 6px 24px -16px rgba(30, 45, 60, .35); }
.nav__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: inline-flex; align-items: center; }
.logo img { height: 58px; width: auto; transition: height .2s var(--ease); }
.nav.is-scrolled .logo img { height: 44px; }
.logo--footer img { height: 72px; }
@media (max-width: 560px) { .logo img { height: 46px; } }

.menu { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.menu > li { position: relative; }
.menu a { display: block; padding: 10px 14px; font-family: var(--mono); font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink); }
.menu a:hover, .menu a[aria-current="page"] { color: var(--mint); }
.menu > li > a { position: relative; }
.menu > li > a::after {
	content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px;
	background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .2s var(--ease);
}
.menu > li > a:hover::after, .menu > li > a[aria-current="page"]::after { transform: scaleX(1); }
.menu .btn { margin-left: 10px; padding: .75em 1.2em; color: var(--on-accent); }
.menu .btn::after { display: none; }
.sub {
	position: absolute; top: 100%; left: 0; min-width: 270px; list-style: none; margin: 0; padding: 8px;
	background: #fff; border: 1px solid var(--line-2); border-radius: 10px;
	box-shadow: 0 24px 50px -24px rgba(30, 45, 60, .35);
	opacity: 0; visibility: hidden; transform: translateY(6px); transition: .18s var(--ease);
}
.has-sub:hover .sub, .has-sub:focus-within .sub { opacity: 1; visibility: visible; transform: none; }
.sub a { border-radius: 6px; text-transform: none; letter-spacing: .02em; font-size: .85rem; }
.sub a:hover { background: rgba(0, 174, 239, .07); }

.burger { display: none; width: 44px; height: 44px; border: 1px solid var(--line-2); background: transparent; border-radius: 8px; cursor: pointer; padding: 0; }
.burger span { display: block; width: 20px; height: 2px; margin: 4px auto; background: var(--cyan); transition: .2s; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 960px) {
	.burger { display: block; }
	.menu-wrap {
		position: fixed; top: var(--nav-h); left: 0; right: 0; bottom: 0;
		background: rgba(255, 255, 255, .98); padding: 20px; overflow-y: auto;
		opacity: 0; visibility: hidden; transition: .2s;
	}
	.menu-wrap.is-open { opacity: 1; visibility: visible; }
	.menu { flex-direction: column; align-items: stretch; }
	.menu a { font-size: 1rem; padding: 14px 8px; border-bottom: 1px solid var(--line); }
	.menu > li > a::after { display: none; }
	.sub { position: static; opacity: 1; visibility: visible; transform: none; background: none; border: 0; box-shadow: none; padding: 0 0 0 16px; }
	.menu .btn { margin: 20px 0 0; justify-content: center; border: 0; }
}

main { padding-top: var(--nav-h); }

/* ---- hero ---- */
.hero {
	position: relative; overflow: hidden; isolation: isolate;
	min-height: min(88vh, 820px); display: flex; align-items: center;
	padding: 80px 0 110px; margin-top: calc(var(--nav-h) * -1); padding-top: calc(var(--nav-h) + 60px);
	background:
		radial-gradient(ellipse 60% 50% at 80% 30%, rgba(0, 174, 239, .16), transparent 70%),
		radial-gradient(ellipse 50% 40% at 10% 90%, rgba(92, 208, 255, .14), transparent 70%),
		linear-gradient(180deg, #f7fbfe, #ffffff);
	border-bottom: 1px solid var(--line);
}
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.hero__content { max-width: 760px; }
.hero h1 { margin-bottom: .35em; }
.hero .lead { max-width: 620px; margin-bottom: 2rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__readout {
	display: flex; flex-wrap: wrap; gap: 10px 28px; margin-top: 3rem; padding-top: 1.4rem;
	border-top: 1px dashed var(--line-2); font-family: var(--mono); font-size: .8rem; color: var(--muted);
}
.hero__readout span b { color: var(--cyan); font-weight: 700; }

/* inner page hero */
.hero--inner { min-height: 0; padding-bottom: 70px; }
.hero--inner .hero__content { max-width: 820px; }
.crumb { font-family: var(--mono); font-size: .8rem; color: var(--muted); margin-bottom: 1.4rem; }
.crumb a { color: var(--muted); }
.crumb a:hover { color: var(--mint); }
.crumb span { color: var(--cyan); }
.hero__icon { width: 64px; height: 64px; margin-bottom: 1.2rem; color: var(--cyan); }

/* ---- ticker ---- */
.ticker { overflow: hidden; border-bottom: 1px solid var(--line); background: var(--panel); padding: 14px 0; }
.ticker__track { display: flex; gap: 48px; width: max-content; animation: tick 50s linear infinite; font-family: var(--mono); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.ticker__track span::before { content: "▸ "; color: var(--mint); }
@keyframes tick { to { transform: translateX(-50%); } }

/* ---- sections ---- */
.section { padding: clamp(70px, 9vw, 120px) 0; position: relative; }
.section--panel { background: linear-gradient(180deg, var(--panel), var(--bg)); border-block: 1px solid var(--line); }
.section__head { max-width: 720px; margin-bottom: 3rem; }
.section__head--center { margin-inline: auto; text-align: center; }
.section__head--center .tag { justify-content: center; }

/* ---- service cards ---- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 900px) { .cards { grid-template-columns: 1fr; } }
.card {
	position: relative; display: flex; flex-direction: column;
	padding: 34px 30px 30px; border-radius: var(--radius);
	background: #fff; box-shadow: 0 1px 2px rgba(30, 45, 60, .05);
	border: 1px solid var(--line); color: var(--text); overflow: hidden;
	transition: transform .2s var(--ease), border-color .2s, box-shadow .2s;
}
.card::after { /* scan sweep */
	content: ""; position: absolute; left: 0; right: 0; top: -40%; height: 40%;
	background: linear-gradient(180deg, transparent, rgba(0, 121, 176, .06), transparent);
	transform: translateY(0); opacity: 0; pointer-events: none;
}
.card:hover { transform: translateY(-4.5px); border-color: rgba(0, 174, 239, .4); box-shadow: var(--glow); color: var(--text); }
.card:hover::after { opacity: 1; animation: sweep 1.1s var(--ease); }
@keyframes sweep { to { transform: translateY(350%); } }
.card__idx { position: absolute; top: 22px; right: 24px; font-family: var(--mono); font-size: .8rem; color: var(--muted); }
.card__icon { width: 56px; height: 56px; color: var(--cyan); margin-bottom: 1.4rem; }
.card h3 { margin-bottom: .5em; }
.card p { color: var(--muted); font-size: .98rem; flex: 1; }
.card__more { font-family: var(--mono); font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--cyan); }
.card:hover .card__more { color: var(--mint); }

/* HUD corner brackets */
.hud { position: relative; }
.hud::before, .hud::after {
	content: ""; position: absolute; width: 18px; height: 18px; pointer-events: none;
	border: 2px solid var(--cyan); opacity: .5;
}
.hud::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; border-top-left-radius: var(--radius); }
.hud::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; border-bottom-right-radius: var(--radius); }

/* ---- intro + features ---- */
.intro { display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: start; }
@media (max-width: 900px) { .intro { grid-template-columns: 1fr; gap: 30px; } }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.stat { padding: 22px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.stat b { display: block; font-family: var(--head); font-weight: 400; font-size: 2rem; line-height: 1.1; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 60px; }
@media (max-width: 900px) { .features { grid-template-columns: 1fr; } }
.feature { padding: 28px; border-left: 2px solid var(--cyan); background: linear-gradient(90deg, rgba(0, 174, 239, .06), transparent); border-radius: 0 12px 12px 0; }
.feature h3 { font-size: 1.15rem; }
.feature p, .feature li { color: var(--muted); font-size: .96rem; }
.feature ul { padding-left: 1.1em; margin: 0; }

/* ---- process ---- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: step; list-style: none; padding: 0; margin: 0; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; gap: 22px 0; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; padding: 0 24px 0 0; }
.step::before {
	counter-increment: step; content: "0" counter(step);
	display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 18px;
	font-family: var(--mono); font-weight: 700; color: var(--on-accent); background: var(--grad);
	clip-path: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%);
}
.step::after { content: ""; position: absolute; top: 26px; left: 64px; right: 12px; height: 1px; background: repeating-linear-gradient(90deg, var(--line-2) 0 6px, transparent 6px 12px); }
.step:last-child::after { display: none; }
@media (max-width: 900px) { .step::after { display: none; } }
.step h3 { font-size: 1.1rem; }
.step p { color: var(--muted); font-size: .95rem; }

/* ---- accreditations ---- */
.certs { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }
.cert { width: 130px; height: 130px; padding: 16px; background: #fff; border: 1px solid var(--line); border-radius: 12px; display: grid; place-items: center; transition: transform .2s var(--ease); }
.cert:hover { transform: translateY(-3px); }
.cert img { max-height: 100%; object-fit: contain; }

/* ---- call band ---- */
.callband {
	position: relative; overflow: hidden; text-align: center;
	padding: 80px 0; border-top: 1px solid var(--line);
	background: radial-gradient(ellipse 60% 120% at 50% 100%, rgba(0, 174, 239, .18), transparent 70%), var(--panel);
}
.callband h2 { margin-bottom: .3em; }
.callband__nums { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 40px; margin: 1.2rem 0 2rem; }
.callband__num { font-family: var(--head); font-size: clamp(1.8rem, 4vw, 2.8rem); color: var(--ink); }
.callband__num:hover { color: var(--mint); }
.callband__num small { display: block; font-family: var(--mono); font-size: .75rem; letter-spacing: .14em; color: var(--muted); text-transform: uppercase; }

/* ---- service page layout ---- */
.split { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 56px; align-items: start; }
@media (max-width: 960px) { .split { grid-template-columns: 1fr; } }
.prose h2 { font-size: 1.7rem; margin-top: 1.8em; }
.prose h2:first-child { margin-top: 0; }
.prose ul { padding-left: 0; list-style: none; margin: 0 0 1.4em; }
.prose li { position: relative; padding-left: 1.7em; margin-bottom: .5em; }
.prose li::before { content: ""; position: absolute; left: 0; top: .62em; width: 10px; height: 10px; border: 2px solid var(--mint); transform: rotate(45deg); }
.prose blockquote { margin: 1.6em 0; padding: 1.2em 1.4em; border-left: 3px solid var(--brand); background: rgba(0, 174, 239, .06); border-radius: 0 10px 10px 0; font-style: italic; color: var(--ink); }
.prose blockquote cite { display: block; margin-top: .6em; font-family: var(--mono); font-style: normal; font-size: .75rem; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; }

.spec { position: sticky; top: calc(var(--nav-h) + 24px); padding: 26px; background: #fff; box-shadow: 0 18px 40px -28px rgba(30, 45, 60, .4); border: 1px solid var(--line-2); border-radius: var(--radius); }
.spec__title { font-family: var(--mono); font-size: .75rem; letter-spacing: .16em; text-transform: uppercase; color: var(--mint); margin-bottom: 1rem; }
.spec dl { margin: 0 0 1.4rem; }
.spec dt { font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.spec dd { margin: 2px 0 14px; color: var(--ink); font-size: .98rem; line-height: 1.45; }
.spec .btn { width: 100%; justify-content: center; }
.spec__call { display: block; text-align: center; margin-top: 12px; font-family: var(--mono); font-size: .85rem; }

.table-wrap { overflow-x: auto; margin: 0 0 1.6em; border: 1px solid var(--line); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--line); }
th { font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); background: var(--panel); font-weight: 400; }
tr:last-child td { border-bottom: 0; }
td b { color: var(--mint); }

.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 1.4em 0 2em; }
@media (max-width: 600px) { .gallery { grid-template-columns: 1fr 1fr; } }
.gallery a { display: block; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); aspect-ratio: 3 / 2; }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s var(--ease), filter .35s; filter: saturate(.85); }
.gallery a:hover img { transform: scale(1.045); filter: saturate(1.05); }

.lightbox { position: fixed; inset: 0; z-index: 1500; display: grid; place-items: center; padding: 20px; background: rgba(3, 6, 12, .92); }
.lightbox img { max-height: 88vh; border-radius: 10px; box-shadow: var(--glow); }
.lightbox button { position: absolute; top: 18px; right: 22px; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-2); background: #fff; color: var(--ink); font-size: 1.4rem; cursor: pointer; }

/* ---- contact ---- */
.contact { display: grid; grid-template-columns: 1fr 1.2fr; gap: 50px; }
@media (max-width: 900px) { .contact { grid-template-columns: 1fr; } }
.contact__item { display: flex; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact__item svg { width: 24px; height: 24px; flex: none; color: var(--cyan); margin-top: 4px; }
.contact__item small { display: block; font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.contact__item address { font-style: normal; }
.form { padding: 32px; background: var(--panel); border: 1px solid var(--line-2); border-radius: var(--radius); }
.field { display: block; margin-bottom: 18px; }
.field span { display: block; font-family: var(--mono); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.field input, .field select, .field textarea {
	width: 100%; padding: 13px 14px; font: inherit; font-size: 1rem; color: var(--ink);
	background: var(--void); border: 1px solid var(--line-2); border-radius: 8px; transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 0; border-color: var(--mint); box-shadow: 0 0 0 3px rgba(0, 121, 176, .15); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.notice { padding: 14px 18px; border-radius: 8px; margin-bottom: 20px; font-size: .95rem; }
.notice--ok { background: rgba(0, 121, 176, .08); border: 1px solid rgba(0, 121, 176, .4); color: #065f47; }
.notice--err { background: rgba(224, 40, 61, .06); border: 1px solid rgba(224, 40, 61, .4); color: #8e1a28; }
.map-panel { margin-top: 26px; padding: 24px; border: 1px dashed var(--line-2); border-radius: 12px; font-family: var(--mono); font-size: .82rem; color: var(--muted); }
.map-panel b { color: var(--cyan); }

/* ---- footer ---- */
.footer { background: var(--panel); border-top: 1px solid var(--line); padding-top: 60px; font-size: .95rem; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 50px; }
@media (max-width: 900px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer__grid { grid-template-columns: 1fr; } }
.footer h4 { font-size: .75rem; margin-bottom: 1rem; }
.footer address { font-style: normal; color: var(--muted); margin: 1rem 0; }
.footer ul { list-style: none; margin: 0; padding: 0; }
.footer li { margin-bottom: .45em; }
.footer li a { color: var(--muted); }
.footer li a:hover { color: var(--mint); }
.footer__badge { width: 120px; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 10px; }
.footer__bar { border-top: 1px solid var(--line); padding: 18px 0; font-family: var(--mono); font-size: .75rem; color: var(--muted); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; }
.footer__bar .sister a { color: var(--muted); }
.footer__bar .sister a:hover { color: var(--mint); }

.totop {
	position: fixed; right: 20px; bottom: 20px; z-index: 800; width: 46px; height: 46px;
	display: grid; place-items: center; border-radius: 10px; border: 1px solid var(--line-2);
	background: rgba(255, 255, 255, .95); color: var(--cyan); font-size: 1.2rem; box-shadow: 0 8px 20px -12px rgba(30, 45, 60, .4);
	opacity: 0; visibility: hidden; transform: translateY(10px); transition: .2s var(--ease);
}
.totop.is-visible { opacity: 1; visibility: visible; transform: none; }
.totop:hover { color: var(--on-accent); background: var(--mint); }

/* ---- scroll reveal (JS adds .js to <html>; without JS everything shows) ---- */
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .55s var(--ease), transform .55s var(--ease); transition-delay: var(--d, 0ms); }
.js [data-reveal].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after { animation: none !important; transition: none !important; }
	html { scroll-behavior: auto; }
	.js [data-reveal] { opacity: 1; transform: none; }
}

/* ---- under-construction landing (coming-soon.html) ---- */
.soon { min-height: 100vh; margin-top: 0; padding: 60px 0; }
.soon__services { display: flex; flex-wrap: wrap; gap: 8px 12px; list-style: none; padding: 0; margin: 0 0 1.6rem; }
.soon__services li { font-family: var(--mono); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--cyan); padding: 6px 12px; border: 1px solid var(--line-2); border-radius: 4px; }
.soon__gate { margin-top: 2.4rem; padding-top: 1.6rem; border-top: 1px dashed var(--line-2); max-width: 420px; }
.soon__gate label { display: block; font-family: var(--mono); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.soon__row { display: flex; gap: 10px; }
.soon__row input { flex: 1; min-width: 0; padding: 12px 14px; font: inherit; font-family: var(--mono); font-size: 1.1rem; letter-spacing: .3em; color: var(--ink); background: #fff; border: 1px solid var(--line-2); border-radius: 8px; }
.soon__row input:focus { outline: 0; border-color: var(--mint); box-shadow: 0 0 0 3px rgba(0, 121, 176, .15); }
.soon__err { margin: 12px 0 0; color: #c0263a; font-size: .95rem; }

/* =========================================================================
   WordPress additions
   ========================================================================= */

/* <em> in editable headings = the gradient highlight */
h1 em, h2 em, h3 em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* header photo (Settings → Header photo, or a page's Featured Image) */
.hero--photo {
	background:
		linear-gradient(90deg, rgba(255, 255, 255, .95) 0%, rgba(255, 255, 255, .82) 55%, rgba(255, 255, 255, .55) 100%),
		var(--photo) center / cover no-repeat,
		var(--void);
}

/* keep the fixed menu below the WordPress toolbar when logged in */
.admin-bar .nav { top: 32px; }
.admin-bar .menu-wrap { top: calc(var(--nav-h) + 32px); }
@media (max-width: 782px) {
	.admin-bar .nav { top: 46px; }
	.admin-bar .menu-wrap { top: calc(var(--nav-h) + 46px); }
}
@media (max-width: 600px) { #wpadminbar { position: fixed; } }

.cards-auto .cards { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.contact__list { margin: 1.4em 0; }
.prose > .certs { justify-content: flex-start; margin-bottom: 1.4em; }
.prose a:not(.btn) { text-decoration: underline; text-decoration-color: rgba(0, 174, 239, .35); text-underline-offset: 3px; }
.prose .contact__item a, .prose .card { text-decoration: none; }

/* block editor output inside page content */
.prose figure { margin: 0 0 1.6em; }
.prose .wp-block-table { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
.prose .wp-block-table table { border: 0; }
.prose .wp-block-table td, .prose .wp-block-table th { border: 0; border-bottom: 1px solid var(--line); }
.prose .wp-block-table tr:last-child td { border-bottom: 0; }
.prose .wp-block-table td strong { color: var(--mint); }
.prose .wp-block-quote p { margin: 0; }
.prose .wp-block-image img, .prose img { border-radius: 10px; height: auto; }

.prose .wp-block-gallery.has-nested-images {
	display: grid !important; grid-template-columns: repeat(3, 1fr); gap: 12px !important; margin: 1.4em 0 2em;
}
@media (max-width: 600px) { .prose .wp-block-gallery.has-nested-images { grid-template-columns: 1fr 1fr; } }
.prose .wp-block-gallery.has-nested-images figure.wp-block-image {
	width: auto !important; margin: 0 !important; aspect-ratio: 3 / 2; border-radius: 10px; overflow: hidden; border: 1px solid var(--line);
}
.prose .wp-block-gallery.has-nested-images figure.wp-block-image a,
.prose .wp-block-gallery.has-nested-images figure.wp-block-image img { display: block; width: 100%; height: 100% !important; object-fit: cover; border-radius: 0; }
.prose .wp-block-gallery figure.wp-block-image img { transition: transform .35s var(--ease), filter .35s; filter: saturate(.85); }
.prose .wp-block-gallery figure.wp-block-image a:hover img { transform: scale(1.045); filter: saturate(1.05); }
.prose .wp-block-gallery figcaption { display: none; }

/* =========================================================================
   Light-tech layer: aurora light, frosted glass, vivid gradient edges and
   one dark contrast band. Vivid colours are only used for large text, lines
   and fills — small text keeps the 4.5:1 --cyan / --mint.
   ========================================================================= */
:root {
	--vivid-a: #00aeef;
	--vivid-b: #5cd0ff;
	--vivid-c: #404041;
	--grad-vivid: linear-gradient(120deg, #00aeef, #0079b0);
	--grad-big: linear-gradient(100deg, #0089c7 0%, #0079b0 45%, #404041 100%);
	--glass: rgba(255, 255, 255, .62);
	--glass-edge: rgba(255, 255, 255, .9);
	--lift: 0 1px 1px rgba(30, 45, 60, .04), 0 24px 60px -30px rgba(30, 60, 90, .38);
}

/* big gradient text (headings are large, so 3:1 applies) */
.grad-text, h1 em, h2 em, h3 em, .stat b { background: var(--grad-big); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* section label → pill */
.tag {
	padding: 6px 12px 6px 10px; border-radius: 999px;
	background: rgba(255, 255, 255, .7); border: 1px solid var(--line-2);
	box-shadow: 0 1px 0 var(--glass-edge) inset;
}
.tag::before { background: var(--vivid-b); box-shadow: 0 0 0 3px rgba(92, 208, 255, .18), 0 0 10px rgba(92, 208, 255, .6); }

/* ---- hero: aurora behind the airflow lines ---- */
.hero { background: linear-gradient(180deg, #f6fafd 0%, #ffffff 100%); }
.hero::before {
	content: ""; position: absolute; inset: -25% -10%; z-index: -2; pointer-events: none;
	background:
		radial-gradient(40% 45% at 78% 28%, rgba(0, 174, 239, .30), transparent 70%),
		radial-gradient(35% 40% at 60% 85%, rgba(92, 208, 255, .24), transparent 70%),
		radial-gradient(30% 35% at 95% 70%, rgba(64, 64, 65, .08), transparent 70%),
		radial-gradient(30% 30% at 8% 20%, rgba(0, 174, 239, .12), transparent 70%);
	filter: blur(24px);
	animation: aurora 26s ease-in-out infinite alternate;
}
@keyframes aurora {
	0%   { transform: translate3d(0, 0, 0) scale(1); }
	50%  { transform: translate3d(-3%, 2%, 0) scale(1.06); }
	100% { transform: translate3d(2%, -2%, 0) scale(1.02); }
}
.hero::after { /* fine blueprint grid fading out downwards */
	content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
	background-image: linear-gradient(rgba(30, 60, 90, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(30, 60, 90, .07) 1px, transparent 1px);
	background-size: 28px 28px;
	mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
	-webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
}
.hero--photo::before { opacity: .55; }
.hero__canvas { z-index: 0; }
.hero > .wrap { position: relative; z-index: 1; }

.btn--ghost { background: var(--glass); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.hero__readout span { padding: 4px 10px; border-radius: 6px; background: rgba(255, 255, 255, .6); border: 1px solid var(--line); }

/* ---- ticker: glass strip with gradient hairlines ---- */
.ticker { position: relative; background: rgba(255, 255, 255, .75); border-bottom: 0; }
.ticker::before, .ticker::after { content: ""; position: absolute; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--vivid-a), var(--vivid-b), transparent); opacity: .55; }
.ticker::before { top: 0; } .ticker::after { bottom: 0; }
.ticker__track span::before { color: var(--vivid-a); }

/* ---- panels: soft mesh instead of flat grey ---- */
.section--panel {
	background:
		radial-gradient(50% 60% at 0% 0%, rgba(0, 174, 239, .07), transparent 70%),
		radial-gradient(50% 60% at 100% 100%, rgba(92, 208, 255, .07), transparent 70%),
		#f5f9fc;
}

/* ---- cards: glass, gradient edge + icon tile on hover ---- */
.card { background: var(--glass); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); box-shadow: 0 1px 0 var(--glass-edge) inset, 0 10px 30px -24px rgba(30, 60, 90, .45); }
.card.hud::before {
	content: ""; position: absolute; inset: 0; width: auto; height: auto; border: 0; border-radius: inherit; opacity: 0;
	padding: 1.5px; background: linear-gradient(130deg, var(--vivid-a), var(--vivid-b), var(--vivid-c));
	-webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor;
	mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
	transition: opacity .25s var(--ease);
}
.card:hover { border-color: transparent; box-shadow: var(--lift); }
.card.hud:hover::before { opacity: 1; }
.card__icon {
	width: 64px; height: 64px; padding: 12px; border-radius: 16px;
	background: linear-gradient(135deg, rgba(0, 174, 239, .12), rgba(92, 208, 255, .12));
	transition: background .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}
.card__icon svg { width: 100%; height: 100%; }
.card:hover .card__icon { background: var(--grad-vivid); color: #fff; transform: rotate(-4deg); }
.card__idx { font-weight: 700; color: rgba(30, 45, 60, .28); }

/* ---- stats, features, steps ---- */
.stat { background: var(--glass); border-color: var(--glass-edge); box-shadow: 0 0 0 1px var(--line), 0 12px 30px -24px rgba(30, 60, 90, .5); }
.stat b { font-size: 2.3rem; }
.feature { border-left: 0; position: relative; background: var(--glass); border-radius: 14px; box-shadow: 0 0 0 1px var(--line); }
.feature::before { content: ""; position: absolute; left: 0; top: 18px; bottom: 18px; width: 3px; border-radius: 3px; background: linear-gradient(180deg, var(--vivid-a), var(--vivid-b)); }
.step::before { background: linear-gradient(135deg, #0079b0, #005f8e); box-shadow: 0 10px 20px -10px rgba(0, 120, 180, .6); }
.step::after { background: repeating-linear-gradient(90deg, var(--vivid-a) 0 6px, transparent 6px 12px); opacity: .45; background-size: 24px 1px; animation: dash 1.2s linear infinite; }
@keyframes dash { to { background-position: 24px 0; } }

/* ---- spec sheet + other panels: glass with vivid corner brackets ---- */
.spec { background: var(--glass); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-color: var(--glass-edge); box-shadow: var(--lift), 0 0 0 1px var(--line); }
.hud::before, .hud::after { border-color: var(--vivid-a); opacity: .8; }
.hero__icon { width: 76px; height: 76px; padding: 14px; border-radius: 18px; color: #fff; background: var(--grad-vivid); box-shadow: 0 14px 30px -14px rgba(0, 140, 200, .7); }
.cert { box-shadow: 0 10px 24px -20px rgba(30, 60, 90, .5); }
.cert:hover { box-shadow: var(--lift); }

/* ---- the one dark band ---- */
.callband {
	color: #d6d8db; border-top: 0;
	background:
		radial-gradient(45% 80% at 20% 100%, rgba(0, 174, 239, .35), transparent 70%),
		radial-gradient(40% 70% at 85% 0%, rgba(92, 208, 255, .28), transparent 70%),
		radial-gradient(30% 60% at 60% 60%, rgba(92, 208, 255, .18), transparent 70%),
		#2c2d2f;
}
.callband::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px); background-size: 40px 40px; mask-image: radial-gradient(ellipse at center, #000, transparent 75%); -webkit-mask-image: radial-gradient(ellipse at center, #000, transparent 75%); }
.callband .wrap { position: relative; }
.callband h2, .callband__num { color: #fff; }
.callband__num:hover { color: #5cd0ff; }
.callband__num small { color: #a4a8ae; }
.callband .tag { color: #5cd0ff; background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .16); box-shadow: none; }
.callband .btn { background: linear-gradient(100deg, #00aeef, #5cd0ff); color: #1f2022; }

/* ---- nav + footer finishing ---- */
.nav { background: rgba(255, 255, 255, .7); border-bottom-color: rgba(30, 45, 60, .07); }
.footer { position: relative; }
.footer::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--vivid-a), var(--vivid-b), var(--vivid-c)); opacity: .7; }