:root {
  color-scheme: light dark;
  --brand: #5e30c4;
  --brand-2: #8e59ff;
  --fg: #1d1a26;
  --bg: #ffffff;
  --bg-alt: #f6f3fc;
  --muted: #6b6577;
  --card: #ffffff;
  --border: #e6e0f2;
  --hero-fg: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fg: #f0edf7;
    --bg: #14121a;
    --bg-alt: #1c1826;
    --muted: #9d96ac;
    --card: #201b2d;
    --border: #322a45;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
}
img { max-width: 100%; height: auto; }
a { color: var(--brand-2); }
.wrap { max-width: 1000px; margin: 0 auto; padding: 0 1.25rem; }

/* Header */
header.site {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.8rem;
  padding-bottom: 0.8rem;
  flex-wrap: wrap;
}
.logo img { height: 34px; width: auto; display: block; }
.logo .dark { display: none; }
@media (prefers-color-scheme: dark) {
  .logo .light { display: none; }
  .logo .dark { display: block; }
}
nav.site a {
  color: var(--fg);
  text-decoration: none;
  margin-left: 1.1rem;
  font-weight: 500;
  font-size: 0.95rem;
}
nav.site a:hover { color: var(--brand-2); }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%);
  color: var(--hero-fg);
  text-align: center;
  padding: 4.5rem 0 4rem;
}
.hero h1 {
  font-size: clamp(1.9rem, 5vw, 3rem);
  margin: 0 0 0.75rem;
  line-height: 1.2;
}
.hero p.lead {
  font-size: clamp(1.05rem, 2.5vw, 1.3rem);
  max-width: 640px;
  margin: 0 auto 2rem;
  opacity: 0.92;
}
.hero .note { opacity: 0.75; font-size: 0.9rem; margin-top: 1.25rem; }
.hero a { color: var(--hero-fg); }

/* Buttons */
.btn {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  text-decoration: none;
  padding: 0.75rem 1.4rem;
  border-radius: 14px;
  margin: 0.3rem 0.35rem;
  font-weight: 600;
}
.btn:hover { background: var(--brand-2); }
.btn.light {
  background: #fff;
  color: var(--brand);
}
.btn.light:hover { background: #f0e9ff; }
.btn.outline {
  background: transparent;
  color: var(--brand-2);
  border: 2px solid var(--brand-2);
}

/* Sections */
section { padding: 3.5rem 0; }
section.alt { background: var(--bg-alt); }
section h2 {
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  text-align: center;
  margin: 0 0 2rem;
}
.center { text-align: center; }

/* Feature grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.4rem;
}
.card .emoji { font-size: 1.8rem; }
.card h3 { margin: 0.5rem 0 0.4rem; font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* Split section (text + image) */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}
@media (max-width: 720px) { .split { grid-template-columns: 1fr; } }
.split img { border-radius: 18px; }
.split h2 { text-align: left; margin-bottom: 1rem; }

/* Steps */
.steps { counter-reset: step; display: grid; gap: 1rem; max-width: 640px; margin: 0 auto; }
.steps li {
  list-style: none;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.25rem 1rem 3.4rem;
  position: relative;
}
.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

/* Article pages (legal, contact, FAQ) */
main.article {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}
main.article h1 { font-size: 1.7rem; }
main.article h2 { font-size: 1.25rem; margin-top: 2.2rem; }
main.article h3 { font-size: 1.05rem; margin-top: 1.6rem; }

/* Minimal centered page (applinks fallback) */
main.minimal {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1.25rem;
  gap: 0.5rem;
}
main.minimal img.mark { width: 110px; border-radius: 24px; }

/* Footer */
footer.site {
  border-top: 1px solid var(--border);
  padding: 2rem 0 2.5rem;
  color: var(--muted);
  font-size: 0.88rem;
}
footer.site .wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
footer.site a { color: var(--muted); text-decoration: none; margin-right: 1rem; }
footer.site a:hover { color: var(--brand-2); }

.placeholder {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
}