:root {
	color-scheme: dark;
	font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	background: #0e1930;
	color: #f1f5ff;
	font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }
a { color: inherit; }
a:focus-visible { outline: 2px solid #73dddb; outline-offset: 5px; }

.site-header, .site-footer {
	max-width: 1320px;
	margin: auto;
	padding: 28px clamp(24px, 6vw, 80px);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
}
.site-header { position: relative; z-index: 1; }
.brand { font-weight: 800; font-size: 30px; letter-spacing: -.07em; text-decoration: none; }
.brand-dot { color: #70d7d4; }
.site-header nav { display: flex; gap: clamp(20px, 4vw, 48px); }
.site-header nav a, .site-footer a { text-decoration: none; font-size: 14px; color: #b6c3df; }
.site-header nav a:hover, .site-footer a:hover { color: #fff; }

.hero {
	max-width: 1320px;
	margin: auto;
	min-height: 650px;
	padding: 100px clamp(24px, 6vw, 80px) 145px;
	display: grid;
	grid-template-columns: 1.1fr .9fr;
	align-items: center;
	gap: 30px;
}
.hero-content { position: relative; z-index: 1; }
.eyebrow { color: #72d9d5; text-transform: uppercase; letter-spacing: .2em; font-size: 12px; font-weight: 700; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 800px; font-size: clamp(52px, 6vw, 88px); letter-spacing: -.065em; line-height: 1.04; margin-bottom: 30px; }
h1 em { font-style: normal; color: #70d7d4; }
.intro { max-width: 540px; color: #b6c3df; font-size: clamp(17px, 1.6vw, 20px); line-height: 1.7; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.button { display: inline-flex; gap: 20px; align-items: center; justify-content: center; padding: 16px 22px; border-radius: 7px; font-weight: 700; font-size: 14px; text-decoration: none; transition: transform .15s, background .15s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: #70d7d4; color: #0d2136; }
.button-primary:hover { background: #a0eeea; }
.button-secondary { border: 1px solid #4a5e7c; color: #e0e8f8; }
.button-secondary:hover { background: #1e3152; }

.hero-art { position: relative; width: min(100%, 500px); aspect-ratio: 1; margin: auto; }
.orbit { position: absolute; border: 1px solid #304464; border-radius: 50%; inset: 5%; }
.orbit-two { inset: 19%; border-color: #3c5877; }
.orbit-three { inset: 33%; border-color: #568a9a; }
.core { position: absolute; inset: 40%; display: grid; place-items: center; border-radius: 22%; background: #70d7d4; color: #0e1930; font-size: 72px; line-height: 1; font-weight: 800; box-shadow: 0 0 90px #70d7d433; }
.satellite { position: absolute; width: 13px; height: 13px; background: #70d7d4; border-radius: 50%; box-shadow: 0 0 25px #70d7d488; }
.satellite-one { top: 7%; left: 34%; }
.satellite-two { top: 38%; right: 18%; }
.satellite-three { bottom: 17%; left: 27%; }

.about { background: #14233e; padding: 110px clamp(24px, 6vw, 80px) 120px; }
.section-heading, .cards, .closing { max-width: 1160px; margin-left: auto; margin-right: auto; }
.section-heading { max-width: 1160px; }
h2 { font-size: clamp(36px, 4vw, 56px); letter-spacing: -.05em; line-height: 1.13; margin-bottom: 20px; }
.section-heading > p:last-child { max-width: 620px; color: #b6c3df; line-height: 1.7; font-size: 18px; }
.cards { margin-top: 54px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.card { padding: 34px; min-height: 250px; background: #1c2e4c; border: 1px solid #354968; border-radius: 10px; }
.card-number { color: #70d7d4; font-size: 12px; text-transform: uppercase; font-weight: 700; letter-spacing: .13em; }
h3 { margin: 40px 0 12px; font-size: 24px; letter-spacing: -.03em; }
.card p { color: #b6c3df; line-height: 1.6; margin-bottom: 0; }
.examples { max-width: 1320px; margin: auto; padding: 110px clamp(24px, 6vw, 80px); }
.example-list { max-width: 1160px; margin: 52px auto 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.example { padding: 34px; border: 1px solid #354968; border-radius: 10px; }
.example img { display: block; width: 80px; height: 80px; object-fit: contain; }
.example h3 { margin-top: 28px; }
.example p { color: #b6c3df; line-height: 1.6; margin-bottom: 0; }
.closing { padding: 105px clamp(24px, 6vw, 80px); display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.closing h2 { max-width: 560px; margin-bottom: 0; }
.site-footer { border-top: 1px solid #304464; font-weight: 800; font-size: 22px; letter-spacing: -.05em; }
.tagline { margin-left: 15px; color: #8798b8; font-size: 13px; font-weight: 400; letter-spacing: 0; }

@media (max-width: 850px) {
	.hero { grid-template-columns: 1fr; padding-top: 70px; padding-bottom: 90px; min-height: 0; }
	.hero-art { width: min(70%, 350px); order: -1; }
	.cards, .example-list { grid-template-columns: 1fr; }
	.card { min-height: 0; }
	h3 { margin-top: 25px; }
}
@media (max-width: 600px) {
	.site-header, .site-footer { padding: 24px; }
	.site-header nav { gap: 20px; }
	.hero { padding-top: 45px; }
	.hero-art { width: 75%; }
	.core { font-size: 40px; }
	.about, .examples { padding-top: 80px; padding-bottom: 80px; }
	.closing { flex-direction: column; align-items: flex-start; padding-top: 80px; padding-bottom: 80px; }
	.site-footer { align-items: flex-start; flex-direction: column; }
	.tagline { display: block; margin: 4px 0 0; }
}
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	.button { transition: none; }
}