/* Litus site styles. Colours and type follow tellusai.com (assets/css/tellus.css). */
@import url("https://fonts.googleapis.com/css?family=Source+Sans+Pro:300,400,600,700&display=swap");

:root {
	--ink: #16232a;
	--muted: #53636a;
	--soft: #f3f7f5;
	--line: #dbe6e1;
	--green: #197c68;
	--green-dark: #126755;
	--footer: #0c171c;
}

* { box-sizing: border-box; }

body {
	margin: 0;
	background: #fbfcfb;
	color: var(--muted);
	font-family: "Source Sans Pro", Helvetica, sans-serif;
	font-size: 16px;
	font-weight: 300;
	line-height: 1.62;
}

a { color: inherit; }
a:hover { color: var(--green); }

h1, h2 { color: var(--ink); font-weight: 600; margin: 0 0 0.4em; }
h1 { font-size: clamp(2.45rem, 4.2vw, 4.35rem); line-height: 1.03; }
h2 { font-size: clamp(1.55rem, 2.35vw, 2.45rem); line-height: 1.14; }

.shell { max-width: 1080px; margin: 0 auto; padding: 0 16px; }

.eyebrow {
	color: var(--green);
	font-size: 0.76rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	margin: 0 0 1em;
	text-transform: uppercase;
}

.hero {
	background: linear-gradient(120deg, #f8fbfa, #eef4f1 60%, #dfeae5);
	border-bottom: 1px solid var(--line);
	padding: 1.5rem 0 5rem;
}

.site-nav {
	align-items: center;
	display: flex;
	justify-content: space-between;
	margin-bottom: clamp(3rem, 8vh, 6rem);
}

.brand {
	align-items: center;
	color: var(--ink);
	display: inline-flex;
	font-size: 1.3rem;
	font-weight: 600;
	gap: 0.6rem;
	text-decoration: none;
}

.brand img { height: 42px; width: auto; }

.nav-links { display: flex; gap: 1.4rem; }
.nav-links a { color: var(--ink); font-weight: 400; text-decoration: none; }

.lead { color: var(--ink); font-size: 1.2rem; max-width: 46rem; }
.byline a { color: var(--green); font-weight: 600; }

.contact { padding: 4.5rem 0; }

.button {
	background: var(--green);
	border-radius: 4px;
	color: #fff;
	display: inline-block;
	font-weight: 600;
	padding: 0.8rem 1.5rem;
	text-decoration: none;
}
.button:hover { background: var(--green-dark); color: #fff; }

.site-footer {
	background: var(--footer);
	color: rgba(255, 255, 255, 0.62);
	font-size: 0.82rem;
	padding: 2.1rem 0;
}
.site-footer .shell { display: flex; flex-wrap: wrap; gap: 1.2rem; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: #fff; }