:root {
  --bg: #ffffff;
  --text: #1b1b1b;
  --muted: #6b7280;
  --primary: #1d4ed8;
  --primary-contrast: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0b0b;
    --text: #e5e7eb;
    --muted: #9ca3af;
    --primary: #3b82f6;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif; line-height: 1.6; }
.container { max-width: 1100px; margin: 0 auto; padding: 16px; }
.header { position: sticky; top: 0; background: var(--bg); border-bottom: 1px solid rgba(0,0,0,.06); }
.brand { font-weight: 700; }
.nav a { margin-left: 12px; color: var(--text); text-decoration: none; }
.hero { padding: 64px 0; text-align: center; }
.hero .subhead { color: var(--muted); }
.cta { display: flex; gap: 12px; justify-content: center; margin-top: 16px; }
.btn { display: inline-block; padding: 10px 14px; border-radius: 10px; border: 1px solid rgba(0,0,0,.08); background: #f5f7ff; color: #111; cursor: pointer; }
.btn.google { background: #1a73e8; color: #fff; }
.btn.apple { background: #000; color: #fff; }
.note { color: var(--muted); margin-top: 8px; }
.trust { background: rgba(0,0,0,.03); }
.trust-items { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 8px; text-align: center; padding: 16px 0; }
.features .grid, .shots .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card { border: 1px solid rgba(0,0,0,.08); border-radius: 12px; padding: 16px; background: rgba(255,255,255,.6); }
@media (prefers-color-scheme: dark) {
  .card { background: rgba(255,255,255,.03); border-color: rgba(255,255,255,.08); }
}
.steps { padding-left: 18px; text-align: left; }
.how-video { width: 100%; max-width: 900px; border-radius: 8px; margin-top: 12px; }
.shots-grid .shot { border: 1px dashed rgba(0,0,0,.2); border-radius: 12px; padding: 40px; text-align: center; color: var(--muted); }
.donate .muted { color: var(--muted); }
.faq details { border: 1px solid rgba(0,0,0,.08); border-radius: 8px; padding: 10px 12px; margin: 8px 0; }
.footer { border-top: 1px solid rgba(0,0,0,.06); margin-top: 40px; }
.footer-grid { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.modal { position: fixed; inset: 0; display: grid; place-items: center; }
.modal[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.5); }
.modal-content { position: relative; z-index: 1; background: var(--bg); color: var(--text); border-radius: 12px; padding: 18px; width: min(94vw, 420px); box-shadow: 0 10px 24px rgba(0,0,0,.2); }