/* Cosmix's website: the app's own dark surfaces, text colours and one accent.
   Dark because Cosmix is dark by default; the purple is the app's accent. */

:root {
  --accent: #7c5cff;
  --accent-hover: #8f74ff;
  --accent-soft: rgba(124, 92, 255, 0.14);
  --bg: #08080d;
  --surface: #101019;
  --surface-2: #161623;
  --border: #242438;
  --hairline: rgba(236, 237, 245, 0.07);
  --text: #ecedf5;
  --text-dim: #a2a2bd;
  --radius: 10px;
  --radius-lg: 16px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  /* The same type as the app. */
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI Variable Text', 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  /* The orbit ring may reach past the edge; it never makes the page scroll sideways. */
  overflow-x: clip;
}

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

a { color: inherit; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.skip {
  position: absolute;
  left: 16px;
  top: -60px;
  padding: 8px 14px;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  z-index: 10;
}
.skip:focus { top: 12px; }

/* ---------------------------------------------------------------- top bar */

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px 24px;
}

.top-mark {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 17px;
  text-decoration: none;
}

.top nav { display: flex; align-items: center; gap: 4px; }

.top nav a {
  padding: 8px 12px;
  border-radius: var(--radius);
  color: var(--text-dim);
  font-size: 14.5px;
  text-decoration: none;
  transition: color 0.15s var(--ease), background-color 0.15s var(--ease);
}
.top nav a:hover { color: var(--text); background: var(--surface-2); }
.top nav .top-download { color: var(--text); background: var(--surface-2); }
.top nav .top-download:hover { background: var(--border); }

/* ---------------------------------------------------------------- hero */

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

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  align-items: center;
  gap: 56px;
  padding: 64px 0 88px;
}

.hero h1 { margin: 0 0 22px; }
.hero h1 img { width: 360px; }

.lede {
  margin: 0 0 14px;
  max-width: 30ch;
  font-size: clamp(24px, 3vw, 31px);
  line-height: 1.25;
  font-weight: 650;
  letter-spacing: -0.01em;
}

.sub { margin: 0 0 32px; max-width: 46ch; color: var(--text-dim); font-size: 17px; }

.button {
  display: inline-block;
  padding: 14px 26px;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  font-weight: 650;
  font-size: 16px;
  text-decoration: none;
  transition: background-color 0.15s var(--ease), transform 0.15s var(--ease);
}
.button:hover { background: var(--accent-hover); }
.button:active { transform: translateY(1px); }

.get-meta { margin: 12px 0 0; color: var(--text-dim); font-size: 14px; }

/* The four sources, in the app's own icons. The ring is the planet's ring from the logo. */
.services { position: relative; }

.orbit {
  position: absolute;
  inset: 8% -6%;
  border: 1.5px solid var(--accent-soft);
  border-radius: 50%;
  transform: rotate(-12deg);
  pointer-events: none;
}

.services ul {
  position: relative;
  margin: 0;
  padding: 10px;
  list-style: none;
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
}

.services li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  border-radius: var(--radius);
}
.services li + li { border-top: 1px solid var(--hairline); }
.services li img { flex: none; border-radius: 10px; }
.services li div { display: grid; gap: 1px; min-width: 0; }
.services strong { font-size: 15.5px; }
.services span { color: var(--text-dim); font-size: 14px; line-height: 1.4; }

/* ---------------------------------------------------------------- what's new */

.new {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: 40px;
  padding: 56px 0;
  border-top: 1px solid var(--hairline);
}

.new h2, .features h2, .download h2 { margin: 0; font-size: 26px; letter-spacing: -0.01em; }
.new-head p { margin: 6px 0 0; color: var(--text-dim); font-size: 14.5px; }

.new-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 4px; }
.new-list li {
  padding: 12px 16px;
  border-radius: var(--radius);
  background: var(--surface);
}

/* ---------------------------------------------------------------- features */

.features { padding: 56px 0 64px; border-top: 1px solid var(--hairline); }
.features h2 { margin-bottom: 28px; }

.feature-lead {
  max-width: 720px;
  margin-bottom: 36px;
}
.feature-lead h3 { margin: 0 0 8px; font-size: 20px; }
.feature-lead p { margin: 0; color: var(--text-dim); font-size: 17px; }

.feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px 40px;
  margin: 0;
}
.feature-list dt { font-weight: 650; margin-bottom: 4px; }
.feature-list dd { margin: 0; color: var(--text-dim); font-size: 15px; }

/* ---------------------------------------------------------------- download */

.download {
  margin: 0 0 64px;
  padding: 40px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--hairline);
}
.download p { max-width: 62ch; margin: 10px 0 24px; color: var(--text-dim); }

.download-facts {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
  color: var(--text-dim);
  font-size: 14.5px;
}
.download-facts a { color: var(--text); text-underline-offset: 3px; }
.download-facts a:hover { color: var(--accent-hover); }

/* ---------------------------------------------------------------- footer */

.foot {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 24px;
  border-top: 1px solid var(--hairline);
  color: var(--text-dim);
  font-size: 14px;
}
.foot p { margin: 0; }

/* ---------------------------------------------------------------- narrow */

@media (max-width: 900px) {
  .hero { grid-template-columns: minmax(0, 1fr); gap: 44px; padding: 32px 0 56px; }
  .new { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .orbit { inset: 6% -2%; }
}

@media (max-width: 560px) {
  .top { padding: 14px 16px; }
  .top nav a:not(.top-download) { display: none; }
  main { padding: 0 16px; }
  .hero h1 img { width: 260px; }
  .button { display: block; text-align: center; }
  .download { padding: 24px 18px; }
  .foot { padding: 20px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}