/* Boulder Breakers — marketing site */

:root {
  --accent: #e0a12e;
  --accent-deep: #b4761a;
  --cream: #f3dfb4;
  --ink: #24201a;
  --bg: #f8f4ec;
  --card: #ffffff;
  --muted: #6a6253;
  --border: #e6dccb;
  --shadow: 0 12px 40px rgba(140, 100, 30, 0.12);
  --radius: 20px;
  --maxw: 1040px;
  font-synthesis: none;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f1ece2;
    --bg: #161410;
    --card: #221f19;
    --muted: #b3a891;
    --border: #3a342a;
    --shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--accent-deep); }
@media (prefers-color-scheme: dark) { a { color: var(--accent); } }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- header ---------- */

header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 24px;
  max-width: var(--maxw);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
  font-size: 1.05rem;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.nav-links {
  display: flex;
  gap: 22px;
  font-size: 0.95rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 500;
}

.nav-links a:hover { color: var(--accent-deep); }
@media (prefers-color-scheme: dark) { .nav-links a:hover { color: var(--accent); } }

@media (max-width: 640px) {
  .nav-links { display: none; }
}

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

.hero {
  text-align: center;
  padding: 72px 0 56px;
  background:
    radial-gradient(720px 320px at 50% -60px, color-mix(in srgb, var(--cream) 55%, transparent), transparent),
    radial-gradient(600px 300px at 85% 20px, color-mix(in srgb, var(--accent) 16%, transparent), transparent);
}

.hero img.app-icon {
  width: 116px;
  height: 116px;
  border-radius: 26px;
  margin: 0 auto 26px;
  box-shadow: var(--shadow);
}

.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.2rem);
  line-height: 1.1;
  margin: 0 0 14px;
  letter-spacing: -0.02em;
}

.hero p.tag {
  font-size: clamp(1.05rem, 2.5vw, 1.3rem);
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto 30px;
}

.badges {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 13px 26px;
  border-radius: 999px;
  box-shadow: 0 8px 24px rgba(180, 118, 26, 0.35);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(180, 118, 26, 0.45); }

.btn.ghost {
  background: transparent;
  color: var(--accent-deep);
  box-shadow: inset 0 0 0 2px var(--accent);
}
@media (prefers-color-scheme: dark) { .btn.ghost { color: var(--accent); } }

.pill {
  font-size: 0.85rem;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 999px;
}

/* ---------- sections ---------- */

section.block { padding: 60px 0; }

section.block h2 {
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  text-align: center;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}

section.block p.lede {
  text-align: center;
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto 40px;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.feature {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}

.feature .emoji {
  font-size: 1.9rem;
  line-height: 1;
  display: block;
  margin-bottom: 12px;
}

.feature h3 {
  margin: 0 0 6px;
  font-size: 1.12rem;
}

.feature p {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

/* ---------- power-ups strip ---------- */

.powerups {
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.powerup-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
  margin-top: 30px;
}

.powerup {
  text-align: center;
  padding: 20px;
}

.powerup .emoji { font-size: 2.4rem; }

.powerup strong { display: block; margin: 10px 0 4px; }

.powerup span { color: var(--muted); font-size: 0.92rem; }

/* ---------- faq ---------- */

.faq { max-width: 720px; margin: 0 auto; }

.faq details {
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "+";
  float: right;
  color: var(--accent-deep);
  font-weight: 700;
}
@media (prefers-color-scheme: dark) { .faq summary::after { color: var(--accent); } }

.faq details[open] summary::after { content: "\2013"; }

.faq details p { color: var(--muted); margin: 12px 0 0; }

/* ---------- cta ---------- */

.cta {
  text-align: center;
  padding: 72px 0;
  background:
    radial-gradient(600px 260px at 50% 120%, color-mix(in srgb, var(--accent) 18%, transparent), transparent);
}

.cta h2 { margin-top: 0; }

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

footer {
  border-top: 1px solid var(--border);
  padding: 36px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.foot-row {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.foot-links { display: flex; gap: 20px; flex-wrap: wrap; }

.foot-links a { color: var(--muted); text-decoration: none; }

.foot-links a:hover { color: var(--accent-deep); }
@media (prefers-color-scheme: dark) { .foot-links a:hover { color: var(--accent); } }

/* ---------- legal / content pages ---------- */

.doc {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 24px 80px;
}

.doc h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.doc .updated {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 36px;
}

.doc h2 {
  margin-top: 38px;
  font-size: 1.25rem;
}

.doc a.back {
  display: inline-block;
  margin-bottom: 28px;
  text-decoration: none;
  font-weight: 600;
}

.doc ul { padding-left: 22px; }

.doc li { margin: 6px 0; }

.callout {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: 12px;
  padding: 18px 20px;
  margin: 24px 0;
}