:root {
  --ink: #1a1a1a;
  --muted: #5c5f62;
  --line: #e3e3e3;
  --soft: #f6f6f7;
  --page: #ffffff;
  --accent: #0b6e4f;
  --accent-soft: #e8f5ef;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #ececec;
    --muted: #a8abae;
    --line: #2e2f31;
    --soft: #1b1c1e;
    --page: #111213;
    --accent: #45c79a;
    --accent-soft: #15302a;
  }
}

* {
  box-sizing: border-box;
}

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

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-underline-offset: 2px;
}

main {
  flex: 1 0 auto;
}

.wrap {
  width: min(1040px, 100% - 40px);
  margin: 0 auto;
}

.wrap--text {
  width: min(760px, 100% - 40px);
}

/* Header and footer */

.site-head {
  border-bottom: 1px solid var(--line);
}

.site-head .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  padding: 18px 0;
}

.logo {
  color: var(--ink);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-decoration: none;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
}

.nav a {
  color: var(--muted);
  font-size: 15px;
  text-decoration: none;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--ink);
}

.site-foot {
  margin-top: 72px;
  border-top: 1px solid var(--line);
  background: var(--soft);
  color: var(--muted);
  font-size: 14px;
}

.site-foot .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
  gap: 24px;
  padding: 32px 0 40px;
}

.site-foot h2 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 650;
}

.site-foot p {
  margin: 0;
}

.site-foot a {
  color: var(--muted);
}

/* Home and product pages */

.hero {
  padding: 72px 0 8px;
}

.hero h1 {
  max-width: 820px;
  margin: 0 0 16px;
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 750;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.hero p {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: 19px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin: 24px 0;
}

.card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--page);
}

.card h2,
.card h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

.card p {
  margin: 0 0 12px;
  color: var(--muted);
}

.card--accent {
  border-color: transparent;
  background: var(--accent-soft);
}

.tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr));
  gap: 12px 24px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.features li {
  position: relative;
  padding-left: 28px;
}

.features li::before {
  content: "";
  position: absolute;
  top: 9px;
  left: 4px;
  width: 12px;
  height: 7px;
  border-bottom: 2px solid var(--accent);
  border-left: 2px solid var(--accent);
  transform: rotate(-45deg);
}

.section {
  margin-top: 56px;
}

.section > h2 {
  margin: 0 0 12px;
  font-size: 26px;
  letter-spacing: -0.01em;
}

.details {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 6px 24px;
  margin: 0;
}

.details dt {
  color: var(--muted);
}

.details dd {
  margin: 0;
}

/* Legal pages */

.legal {
  padding: 48px 0 0;
}

.legal h1 {
  margin: 0 0 8px;
  font-size: clamp(30px, 4vw, 40px);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.legal .meta {
  margin: 0 0 32px;
  color: var(--muted);
}

.legal h2 {
  margin: 40px 0 12px;
  font-size: 22px;
  line-height: 1.3;
}

.legal h3 {
  margin: 28px 0 8px;
  font-size: 18px;
}

.legal p,
.legal li {
  overflow-wrap: anywhere;
}

.legal ul,
.legal ol {
  padding-left: 22px;
}

.legal li + li {
  margin-top: 4px;
}

.toc {
  margin: 0 0 32px;
  padding: 16px 20px;
  border-radius: 12px;
  background: var(--soft);
}

.toc ol {
  margin: 0;
  columns: 2 240px;
}

.table-scroll {
  overflow-x: auto;
}

.legal table {
  width: 100%;
  margin: 12px 0 20px;
  border-collapse: collapse;
  font-size: 15px;
}

.legal th,
.legal td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.legal th {
  background: var(--soft);
  font-weight: 600;
}

.part {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 2px solid var(--line);
}

@media (max-width: 859px) {
  .site-foot .wrap {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 599px) {
  .site-foot .wrap {
    grid-template-columns: minmax(0, 1fr);
  }

  .details {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .details dd {
    margin-bottom: 10px;
  }
}