/* Hardt LabWorks company site. One page, no build step. */

:root {
  --ink: #171a21;
  --muted: #555b66; /* 7.0:1 on white */
  --rule: #e3e6eb;
  --accent: #0b57d0; /* 6.3:1 on white */
  --accent-hover: #083f99;
  --bg: #ffffff;
  --bg-subtle: #f6f7f9;
  --measure: 40rem;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 1.0625rem/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--accent-hover);
}

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

h1,
h2 {
  margin: 0 0 0.5em;
  line-height: 1.15;
  letter-spacing: -0.01em;
  font-weight: 700;
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h2 {
  font-size: 1.25rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--rule);
}

p,
ul,
address {
  margin: 0 0 1em;
  max-width: var(--measure);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  padding: 0.5rem 0.75rem;
  background: var(--ink);
  color: #fff;
  border-radius: 6px;
}

.skip-link:focus {
  top: 1rem;
}

.site-header,
main,
.site-footer {
  width: min(100% - 2rem, 48rem);
  margin-inline: auto;
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding-block: 1.5rem;
}

.wordmark {
  color: var(--ink);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.site-header nav {
  display: flex;
  gap: 1.25rem;
  font-size: 0.9375rem;
}

.site-header nav a {
  color: var(--muted);
  text-decoration: none;
}

.site-header nav a:hover {
  color: var(--ink);
  text-decoration: underline;
}

main {
  padding-block: 2.5rem 4rem;
}

.hero {
  margin-bottom: 3rem;
}

.eyebrow {
  margin-bottom: 0.75rem;
  color: var(--muted);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lead {
  font-size: 1.1875rem;
  color: var(--muted);
}

section + section {
  margin-top: 2.5rem;
}

.product {
  padding: 1.5rem;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--bg-subtle);
}

.product img {
  display: block;
  width: 11.25rem;
  height: auto;
  margin-bottom: 1rem;
}

.product p:last-child {
  margin-bottom: 0;
}

.product-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  font-weight: 600;
}

.policy-links {
  padding-left: 1.25rem;
}

address {
  font-style: normal;
  color: var(--muted);
}

.site-footer {
  padding-block: 1.5rem 3rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.875rem;
}

.site-footer p {
  margin: 0;
}