:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --bg-alt: #f6f7f9;
  --fg: #1f2328;
  --muted: #6b7280;
  --border: #e5e7eb;
  --accent: #16a34a;
  --accent-fg: #ffffff;
  --card-bg: #ffffff;
  --amber-bg: #fffbeb;
  --amber-border: #f59e0b;
  --max-width: 960px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171a;
    --bg-alt: #1b1f23;
    --fg: #f3f4f6;
    --muted: #9ca3af;
    --border: #2d333b;
    --card-bg: #1b1f23;
    --amber-bg: #2a2110;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

a { color: var(--accent); }

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

header.site {
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-weight: 700;
  font-size: 18px;
  text-decoration: none;
  color: var(--fg);
}

nav.site a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 20px;
  font-size: 14px;
}
nav.site a:hover { color: var(--fg); }

main { padding: 48px 0 80px; }

h1 { font-size: 34px; margin: 0 0 12px; }
h2 { font-size: 22px; }

.lead {
  color: var(--muted);
  font-size: 18px;
  max-width: 640px;
}

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-fg);
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-size: 15px;
}
.btn:hover { filter: brightness(1.06); }

.btn.secondary {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--border);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.card {
  display: block;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--card-bg);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.card:hover { transform: translateY(-2px); border-color: var(--accent); }

.card-icon { font-size: 32px; margin-bottom: 10px; }

.card h2 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }

.badge-soon {
  display: inline-block;
  margin-top: 10px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
}

.pricing {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 32px 0;
}

.price-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  background: var(--card-bg);
  display: flex;
  flex-direction: column;
}

.price-card h3 { margin: 0 0 4px; font-size: 16px; }
.price-card .price { font-size: 30px; font-weight: 700; margin: 8px 0; }
.price-card .price small { font-size: 14px; font-weight: 400; color: var(--muted); }
.price-card ul { margin: 12px 0 20px; padding-left: 18px; color: var(--muted); font-size: 14px; }
.price-card .btn { margin-top: auto; text-align: center; }

.notice {
  background: var(--amber-bg);
  border: 1px solid var(--amber-border);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 14px;
  margin: 24px 0;
}

.privacy-box {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  margin: 32px 0;
}
.privacy-box ul { padding-left: 20px; }
.privacy-box li { margin-bottom: 8px; }

footer.site {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  color: var(--muted);
  font-size: 13px;
}
footer.site .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  justify-content: space-between;
}
footer.site a { color: var(--muted); }
footer.site nav a { margin-right: 16px; }