/* Thrustfall site — dark cave palette matching the game. */
:root {
  --bg: #0b0820;
  --bg-raised: #151033;
  --line: #2d2460;
  --text: #e9e6ff;
  --text-dim: #a59fcf;
  --cyan: #33e6f2;
  --pink: #ff3d86;
  --amber: #ffb43d;
  --violet: #8f6bff;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  background-image: radial-gradient(ellipse at 50% -10%, #241a5c 0%, transparent 60%);
  background-repeat: no-repeat;
  color: var(--text);
  font: 17px/1.6 var(--sans);
}

a { color: var(--cyan); }
a:hover { color: #8ff4fb; }

.wrap { max-width: 920px; margin: 0 auto; padding: 0 20px; }

/* Header / footer */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 18px;
  padding-bottom: 18px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font: 700 18px/1 var(--mono);
  letter-spacing: 0.04em;
}
.brand img { width: 36px; height: 36px; border-radius: 9px; }
.brand .t { color: var(--cyan); }
.brand .f { color: var(--pink); }
.site-nav { display: flex; gap: 18px; font: 600 14px/1 var(--mono); letter-spacing: 0.06em; }
.site-nav a { color: var(--text-dim); text-decoration: none; text-transform: uppercase; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--text); }

.site-footer {
  margin-top: 72px;
  border-top: 1px solid var(--line);
  padding: 28px 0 40px;
  color: var(--text-dim);
  font-size: 14px;
}
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }
.site-footer nav { display: flex; gap: 18px; }
.site-footer a { color: var(--text-dim); }

/* Landing */
.hero { text-align: center; padding: 40px 0 24px; }
.hero .icon { width: 128px; height: 128px; border-radius: 28px; box-shadow: 0 10px 40px rgba(51, 230, 242, 0.25); }
.logo {
  margin: 22px 0 6px;
  font: 800 clamp(48px, 12vw, 88px)/0.95 var(--mono);
  letter-spacing: 0.02em;
}
.logo .t { display: block; color: var(--cyan); text-shadow: 0 0 24px rgba(51, 230, 242, 0.55); }
.logo .f { display: block; color: var(--pink); text-shadow: 0 0 24px rgba(255, 61, 134, 0.55); }
.tagline { margin: 18px auto 26px; max-width: 34em; color: var(--text-dim); font-size: 19px; }
.badge {
  display: inline-block;
  padding: 12px 22px;
  border: 2px solid var(--cyan);
  border-radius: 999px;
  color: var(--cyan);
  font: 700 15px/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.shots {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 620px;
  margin: 48px auto 8px;
}
.shots img {
  width: 100%;
  height: auto;
  border-radius: 22px;
  border: 1px solid var(--line);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 48px;
}
.feature {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px 22px;
}
.feature h3 {
  margin: 0 0 6px;
  font: 700 15px/1.3 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.feature p { margin: 0; color: var(--text-dim); font-size: 16px; }
.feature:nth-child(4n+1) h3 { color: var(--cyan); }
.feature:nth-child(4n+2) h3 { color: var(--amber); }
.feature:nth-child(4n+3) h3 { color: var(--pink); }
.feature:nth-child(4n+4) h3 { color: var(--violet); }

/* Text pages (privacy, support) */
.doc { max-width: 720px; padding-top: 24px; }
.doc h1 { margin: 12px 0 4px; font: 800 36px/1.15 var(--mono); color: var(--cyan); }
.doc .meta { margin: 0 0 32px; color: var(--text-dim); font-size: 15px; }
.doc h2 {
  margin: 40px 0 10px;
  font: 700 19px/1.3 var(--mono);
  color: var(--pink);
}
.doc h3 { margin: 24px 0 6px; font-size: 17px; }
.doc ul { padding-left: 1.2em; }
.doc li { margin: 6px 0; }
.doc .callout {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-left: 4px solid var(--cyan);
  border-radius: 12px;
  padding: 16px 20px;
  margin: 20px 0;
}
.doc .callout p { margin: 0; }
.doc details {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 18px;
  margin: 10px 0;
}
.doc summary { cursor: pointer; font-weight: 600; }
.doc details[open] summary { margin-bottom: 8px; }
.doc details p { margin: 6px 0 0; color: var(--text-dim); }

.center { text-align: center; }

@media (max-width: 640px) {
  body { font-size: 16px; }
  .site-nav { gap: 14px; font-size: 12px; }
  .brand { font-size: 16px; }
  .brand img { width: 30px; height: 30px; }
  .shots { gap: 12px; }
  .features { grid-template-columns: 1fr; }
  .doc h1 { font-size: 30px; }
}