:root {
  --bg: #ffffff;
  --fg: #0a0a0a;
  --muted: #6b7280;
  --border: #e5e7eb;
  --card: #ffffff;
  --accent: #2563eb;
  --soft: #f5f5f5;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a0a0a;
    --fg: #ededed;
    --muted: #9ca3af;
    --border: #262626;
    --card: #131313;
    --soft: #171717;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.6;
}
a { color: inherit; }
.container { max-width: 960px; margin: 0 auto; padding: 0 24px; }

/* header */
header.site {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; max-width: 960px; margin: 0 auto;
}
.brand { font-weight: 800; font-size: 1.15rem; text-decoration: none; }
header.site nav a {
  text-decoration: none; color: var(--muted); margin-left: 20px; font-size: .95rem;
}
header.site nav a:hover { color: var(--fg); }

/* hero */
.hero { text-align: center; padding: 80px 0 56px; }
.hero .pill {
  display: inline-block; background: var(--soft); color: var(--muted);
  border-radius: 999px; padding: 6px 14px; font-size: .8rem; font-weight: 600;
  margin-bottom: 20px;
}
.hero h1 { font-size: 3rem; line-height: 1.1; margin: 0 0 16px; letter-spacing: -.02em; }
.hero p { font-size: 1.25rem; color: var(--muted); max-width: 640px; margin: 0 auto 32px; }
.btn {
  display: inline-block; background: var(--fg); color: var(--bg);
  text-decoration: none; padding: 14px 26px; border-radius: 10px; font-weight: 600;
}
.btn:hover { opacity: .88; }
.btn.secondary { background: transparent; color: var(--fg); border: 1px solid var(--border); }

/* products */
.section-title { text-align: center; font-size: 2rem; margin: 56px 0 8px; }
.section-sub { text-align: center; color: var(--muted); margin: 0 0 40px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 720px) { .grid { grid-template-columns: 1fr; } .hero h1 { font-size: 2.2rem; } }
.card {
  border: 1px solid var(--border); border-radius: 16px; padding: 28px;
  background: var(--card); display: flex; flex-direction: column;
}
.card h3 { margin: 0 0 6px; font-size: 1.35rem; }
.card .price { color: var(--accent); font-weight: 700; margin: 0 0 14px; }
.card p { color: var(--muted); margin: 0 0 18px; }
.card ul { margin: 0 0 22px; padding-left: 18px; color: var(--muted); }
.card ul li { margin-bottom: 6px; }
.card .btn { margin-top: auto; text-align: center; }

/* footer */
footer.site {
  border-top: 1px solid var(--border); margin-top: 80px; padding: 32px 0;
  color: var(--muted); font-size: .9rem;
}
footer.site .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
footer.site a { text-decoration: none; color: var(--muted); margin-right: 16px; }
footer.site a:hover { color: var(--fg); }

/* legal pages */
.legal { padding: 48px 0 24px; }
.legal h1 { font-size: 2rem; }
.legal h2 { font-size: 1.2rem; margin-top: 32px; }
.legal p, .legal li { color: var(--fg); }
.legal .note {
  background: var(--soft); border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; color: var(--muted); font-size: .9rem;
}
.placeholder { color: var(--accent); font-weight: 600; }