/* BRICK FURY — shared site styling.
   Palette lifted verbatim from lib/theme.dart so the site and the game are the
   same object. Self-contained on purpose: no CDN, no webfont, nothing that can
   fail to load or phone home from a page that carries a privacy policy. */

:root {
  --bg0: #05070F;
  --bg1: #0A0F22;
  --cyan: #00E5FF;
  --magenta: #FF2ED1;
  --amber: #FFB300;
  --lime: #B2FF3B;
  --violet: #9C4DFF;
  --ice: #CFE9FF;
  --gold: #FFD54F;
  --metal-hi: #9BA8BC;
  --metal-mid: #5A6577;
  --metal-lo: #232A38;
  --text: #D7DCE6;
  --dim: #8C97AD;
  --faint: #5A6577;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg0);
  color: var(--text);
  font: 16px/1.7 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--lime); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { width: min(1120px, 92vw); margin: 0 auto; }

/* ── Type ───────────────────────────────────────────────────────────────── */

.display {
  font-family: var(--sans);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 0.95;
  text-transform: uppercase;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--faint);
}

.grad-text {
  background: linear-gradient(100deg, var(--cyan), var(--magenta) 55%, var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h2.section-title {
  font-size: clamp(28px, 4.4vw, 46px);
  font-weight: 900;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin: 0 0 10px;
}

.section-lede {
  color: var(--dim);
  max-width: 62ch;
  margin: 0 0 44px;
}

section { padding: clamp(72px, 11vw, 140px) 0; position: relative; }

/* ── Buttons ────────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 14px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .18s cubic-bezier(.2,.9,.3,1.2), box-shadow .18s;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(100deg, var(--cyan), var(--magenta));
  color: #04060d;
  box-shadow: 0 8px 34px rgba(0, 229, 255, .28);
}
.btn-primary:hover { box-shadow: 0 12px 44px rgba(255, 46, 209, .38); }
.btn-ghost {
  border-color: rgba(255,255,255,.18);
  color: var(--text);
  background: rgba(255,255,255,.03);
}
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }

/* ── Starfield + parallax scaffolding ───────────────────────────────────── */

.space {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(120% 80% at 50% -10%, #101a3d 0%, transparent 55%),
    radial-gradient(90% 70% at 85% 20%, rgba(156, 77, 255, .18) 0%, transparent 60%),
    radial-gradient(80% 60% at 10% 70%, rgba(255, 46, 209, .10) 0%, transparent 60%),
    var(--bg0);
}

.stars {
  position: fixed;
  inset: -20vh 0;
  z-index: -1;
  pointer-events: none;
  will-change: transform;
}

/* Three depths, each a different dot size and drift rate. */
.stars span {
  position: absolute;
  border-radius: 50%;
  background: #fff;
  animation: twinkle 4s ease-in-out infinite;
}

@keyframes twinkle {
  0%, 100% { opacity: var(--o, .7); }
  50%      { opacity: calc(var(--o, .7) * .35); }
}

/* ── Panels ─────────────────────────────────────────────────────────────── */

.panel {
  background: linear-gradient(180deg, rgba(26, 32, 51, .9), rgba(13, 17, 28, .9));
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 18px;
  padding: 26px;
  position: relative;
  overflow: hidden;
}
.panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent, var(--cyan)), transparent);
  opacity: .7;
}

.grid-3 {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* ── Footer ─────────────────────────────────────────────────────────────── */

footer.site {
  border-top: 1px solid rgba(255,255,255,.08);
  background: linear-gradient(180deg, transparent, rgba(10, 15, 34, .8));
  padding: 60px 0 40px;
}
footer.site .cols {
  display: grid;
  gap: 34px;
  grid-template-columns: 1.6fr 1fr 1fr;
}
@media (max-width: 720px) {
  footer.site .cols { grid-template-columns: 1fr; }
}
footer.site h4 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--faint);
  margin: 0 0 14px;
}
footer.site nav a {
  display: block;
  color: var(--dim);
  padding: 5px 0;
  font-size: 14px;
}
footer.site nav a:hover { color: var(--cyan); text-decoration: none; }

.socials { display: flex; gap: 12px; margin-top: 16px; }
.socials a {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px;
  color: var(--dim);
  transition: border-color .18s, color .18s, transform .18s;
}
.socials a:hover { border-color: var(--cyan); color: var(--cyan); transform: translateY(-2px); }
.socials a[aria-disabled="true"] { opacity: .38; pointer-events: none; }

.legal {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,.06);
  color: var(--faint);
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
}

/* ── Document pages (privacy / terms / about / support) ─────────────────── */

.doc { width: min(760px, 92vw); margin: 0 auto; padding: 120px 0 60px; }
.doc h1 { font-size: clamp(30px, 5vw, 44px); font-weight: 900; letter-spacing: -.02em; margin: 0 0 6px; text-transform: uppercase; }
.doc h2 { color: var(--cyan); font-size: 20px; margin: 44px 0 10px; }
.doc h3 { font-size: 16px; margin: 26px 0 6px; color: var(--ice); }
.doc .sub { color: var(--faint); font-family: var(--mono); font-size: 13px; margin: 0 0 40px; letter-spacing: .06em; }
.doc table { border-collapse: collapse; width: 100%; margin: 16px 0; font-size: 14px; }
.doc th, .doc td { border: 1px solid var(--metal-lo); padding: 10px 12px; text-align: left; vertical-align: top; }
.doc th { background: rgba(13, 18, 32, .9); color: var(--dim); font-weight: 600; }
.doc code { background: rgba(13,18,32,.9); padding: 2px 6px; border-radius: 4px; font-family: var(--mono); font-size: .9em; }
.doc ul { padding-left: 20px; }
.doc li { margin: 6px 0; }
.doc .callout {
  border-left: 3px solid var(--gold);
  background: rgba(255, 213, 79, .06);
  padding: 14px 18px;
  border-radius: 0 10px 10px 0;
  margin: 22px 0;
}

/* ── Top bar ────────────────────────────────────────────────────────────── */

header.bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(5, 7, 15, .62);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
header.bar .inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0;
}
header.bar .mark {
  font-weight: 900; letter-spacing: .04em; font-size: 17px;
  text-transform: uppercase; color: #fff; text-decoration: none;
}
header.bar nav { display: flex; gap: 22px; }
header.bar nav a { color: var(--dim); font-size: 14px; }
header.bar nav a:hover { color: var(--cyan); text-decoration: none; }
@media (max-width: 640px) { header.bar nav { display: none; } }

/* ── Reveal on scroll ───────────────────────────────────────────────────── */

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.3,1); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .stars span { animation: none; }
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; }
}