/*
  Eien landing page styles
  Quiet, restrained, typography-led presentation.
*/
@import url("https://fonts.googleapis.com/css2?family=Roboto:wght@400;500&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Google+Sans:wght@400;500&display=swap");
:root {
  color-scheme: dark;
  --bg: #121417;
  --fg: #ffffff;
  --divider: rgba(255, 255, 255, 0.08);
  --max-width: 760px;
  --pad-x: 32px;
  --pad-y: 72px;
  --size-h1: 2.5rem;
  --size-h2: 0.75rem;
  --size-body: 1.0625rem;
  --size-footer: 0.9375rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Roboto", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--divider);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px var(--pad-x);
}

.logo {
  font-size: 1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
}

.logo:visited,
.logo:hover,
.logo:active,
.logo:focus {
  color: var(--fg);
  text-decoration: none;
}

.page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px var(--pad-x) 48px;
}

h1,
h2 {
  margin: 0 0 16px;
  font-weight: 500;
  font-family: "Google Sans", "Helvetica Neue", Arial, sans-serif;
}

h1 {
  font-size: var(--size-h1);
  line-height: 1.3;
}

h2 {
  font-size: var(--size-h2);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

p {
  margin: 0;
  font-size: var(--size-body);
}

.hero {
  padding-bottom: 40px;
}

.hero-subtitle {
  margin-top: 12px;
  font-size: var(--size-body);
}

.section {
  padding: 32px 0;
}

ul {
  margin: 0;
  padding-left: 20px;
  font-size: var(--size-body);
}

li {
  margin: 10px 0;
}

.footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px var(--pad-x) 56px;
  border-top: 1px solid var(--divider);
  font-size: var(--size-footer);
}

@media (max-width: 640px) {
  :root {
    --pad-x: 24px;
    --pad-y: 56px;
  }

  h2 {
    letter-spacing: 0.12em;
  }
}