:root {
  --background: #121418;
  --surface: #1b1e24;
  --raised: #20242b;
  --raised-hover: #2a2f37;
  --border: #2a2e36;
  --text: #e8eaed;
  --text-dim: #a3a9b1;
  --text-faint: #6f7680;
  --accent: #5b9bff;
  --accent-strong: #2563eb;
  --accent-hover: #3473f0;
  --radius: 10px;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font:
    17px / 1.6 "Inter Variable",
    Inter,
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

code {
  padding: 1px 6px;
  border-radius: 5px;
  background: var(--raised);
  font-size: 0.9em;
}

img {
  max-width: 100%;
  height: auto;
}

.top {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1120px;
  margin: 0 auto;
  padding: 16px 24px;
  background: var(--background);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 20px;
  font-weight: 700;
}

.brand:hover {
  text-decoration: none;
}

nav {
  display: flex;
  gap: 24px;
}

nav a {
  color: var(--text-dim);
}

main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 56px 0;
}

h1 {
  max-width: 820px;
  margin: 0 auto 20px;
  font-size: clamp(34px, 5.5vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h2 {
  margin: 0 0 12px;
  font-size: 26px;
  line-height: 1.25;
}

h3 {
  margin: 0 0 6px;
  font-size: 20px;
}

p {
  margin: 0 0 12px;
  color: var(--text-dim);
}

.hero {
  padding-top: 64px;
  text-align: center;
}

.lead {
  max-width: 680px;
  margin: 0 auto 28px;
  font-size: 19px;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 12px;
}

.button {
  display: inline-block;
  padding: 12px 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--raised);
  color: var(--text);
  font-weight: 600;
  transition: background-color 0.15s;
}

.button:hover {
  background: var(--raised-hover);
  text-decoration: none;
}

.button.primary {
  border-color: var(--accent-strong);
  background: var(--accent-strong);
  color: white;
}

.button.primary:hover {
  background: var(--accent-hover);
}

.small {
  color: var(--text-faint);
  font-size: 15px;
}

.shot {
  display: block;
  margin: 40px auto 0;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 30px 80px rgb(0 0 0 / 45%);
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.features article {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
}

.features h2 {
  font-size: 20px;
}

.features p {
  margin: 0;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 48px;
}

.split img {
  border: 1px solid var(--border);
  border-radius: 14px;
}

.private {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.download {
  text-align: center;
}

.platforms {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin: 28px 0;
  text-align: left;
}

.platform {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
}

.platform p {
  flex: 1;
}

.platform .more {
  display: flex;
  gap: 16px;
  margin-top: 12px;
  font-size: 15px;
}

.download .firefox {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 20px;
}

.download .firefox[hidden] {
  display: none;
}

.download > .small {
  max-width: 720px;
  margin: 0 auto;
}

footer {
  max-width: 1120px;
  margin: 40px auto 0;
  padding: 32px 24px 48px;
  border-top: 1px solid var(--border);
}

footer p {
  color: var(--text-faint);
  font-size: 14px;
}

@media (max-width: 760px) {
  nav a:not(:last-child) {
    display: none;
  }

  .split {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}