/* Warm OKLCH palette matching the app's design language. */
:root {
  --bg: oklch(98% 0.005 80);
  --fg: oklch(20% 0.02 80);
  --muted: oklch(45% 0.02 80);
  --border: oklch(90% 0.01 80);
  --primary: oklch(50% 0.13 50);
  --primary-fg: oklch(98% 0.005 80);
  --accent: oklch(75% 0.15 70);
  --card: oklch(99% 0.005 80);
  --shadow: 0 1px 2px oklch(0% 0 0 / 0.05), 0 8px 32px oklch(0% 0 0 / 0.08);
  --radius: 12px;
  --max: 1100px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: oklch(15% 0.015 80);
    --fg: oklch(95% 0.005 80);
    --muted: oklch(70% 0.02 80);
    --border: oklch(28% 0.01 80);
    --card: oklch(20% 0.015 80);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", "Geist", system-ui, sans-serif;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; }

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

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: oklch(from var(--bg) l c h / 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav__row { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; }
.brand__mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 8px;
  background: var(--primary); color: var(--primary-fg);
  font-weight: 700;
}
.nav nav { display: flex; align-items: center; gap: 18px; }
.nav nav a { color: var(--muted); font-size: 14px; }
.nav nav a:hover { color: var(--fg); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 8px 14px; border-radius: var(--radius);
  font-weight: 500; font-size: 14px;
  border: 1px solid transparent; cursor: pointer; user-select: none;
  transition: all 0.15s ease;
}
.btn:hover { text-decoration: none; }
.btn--solid { background: var(--primary); color: var(--primary-fg); }
.btn--solid:hover { filter: brightness(1.08); }
.btn--ghost { background: transparent; border-color: var(--border); color: var(--fg); }
.btn--ghost:hover { background: oklch(from var(--fg) l c h / 0.05); }
.btn--lg { padding: 12px 22px; font-size: 15px; }

/* Hero */
.hero { padding: 80px 0 60px; }
.hero__grid {
  display: grid; gap: 48px;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .hero__grid { grid-template-columns: 1fr 1fr; align-items: center; }
}
.hero__copy h1 {
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.05; margin: 0 0 16px;
  letter-spacing: -0.02em; font-weight: 700;
}
.hero__copy .lead { font-size: 16px; color: var(--muted); max-width: 50ch; }
.hero__cta { display: flex; gap: 12px; margin: 28px 0 16px; flex-wrap: wrap; }
.hero__points {
  margin: 12px 0 0; padding: 0; list-style: none;
  display: flex; gap: 18px; color: var(--muted); font-size: 13px; flex-wrap: wrap;
}
.hero__points li::before { content: "✓ "; color: var(--primary); margin-right: 4px; }
.hero__media {
  background: var(--card);
  border: 1px solid var(--border); border-radius: var(--radius);
  aspect-ratio: 16 / 10;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow);
}
.placeholder__label { color: var(--muted); font-size: 13px; }

/* Sections */
section { padding: 60px 0; }
section h2 {
  font-size: clamp(24px, 3vw, 32px); margin: 0 0 32px; letter-spacing: -0.01em;
  text-align: center;
}

/* Features */
.features__grid {
  display: grid; gap: 20px;
  grid-template-columns: 1fr;
}
@media (min-width: 600px) { .features__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .features__grid { grid-template-columns: repeat(3, 1fr); } }
.features article {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
}
.features h3 { margin: 0 0 8px; font-size: 16px; }
.features p { margin: 0; color: var(--muted); font-size: 14px; }

/* Screens */
.screens__grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.screens__placeholder {
  aspect-ratio: 4 / 3; background: var(--card); border: 1px dashed var(--border);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); font-size: 13px;
}

/* Pricing */
.pricing__grid {
  display: grid; gap: 20px;
  grid-template-columns: 1fr;
  max-width: 760px; margin: 0 auto;
}
@media (min-width: 720px) { .pricing__grid { grid-template-columns: 1fr 1fr; } }
.pricing__card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
  display: flex; flex-direction: column; gap: 18px;
}
.pricing__card--featured {
  border-color: var(--primary); box-shadow: var(--shadow);
}
.pricing__card h3 { margin: 0 0 4px; font-size: 16px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
.pricing__amount { margin: 0; font-size: 36px; font-weight: 700; letter-spacing: -0.02em; }
.pricing__amount span { font-size: 13px; color: var(--muted); font-weight: 400; }
.pricing__card ul { margin: 0; padding: 0; list-style: none; flex: 1; display: flex; flex-direction: column; gap: 8px; font-size: 14px; }
.pricing__card li::before { content: "✓ "; color: var(--primary); margin-right: 4px; }
.pricing__fineprint { text-align: center; color: var(--muted); font-size: 13px; margin: 24px 0 0; }

/* Download */
.download { text-align: center; }
.download__buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 24px; }

/* FAQ */
.faq { max-width: 720px; margin: 0 auto; }
.faq details {
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
}
.faq summary {
  cursor: pointer; font-weight: 500; padding: 4px 0;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--muted); }
.faq details[open] summary::after { content: "−"; }
.faq details p { color: var(--muted); margin: 8px 0 0; font-size: 14px; }

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0; margin-top: 60px;
  font-size: 13px; color: var(--muted);
}
.footer__row { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer nav { display: flex; gap: 18px; }

/* Legal pages reuse a simple article layout */
article.legal {
  max-width: 720px; margin: 0 auto; padding: 60px 24px;
}
article.legal h1 { margin: 0 0 8px; }
article.legal h2 { margin-top: 32px; font-size: 18px; }
article.legal p { color: var(--muted); }