:root {
  --ink: #1a1f2b;
  --ink-soft: #4a5165;
  --bg: #ffffff;
  --bg-soft: #f6f7fb;
  --border: #e3e6ee;
  --accent: #2f5dff;
  --accent-dark: #1c3fcc;
  --success: #1a8f5a;
  --error: #c0392b;
  --radius: 10px;
  --max-width: 1080px;
  font-size: 16px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

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

header.site-header {
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}
header.site-header .wrap { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.1rem; }
.brand img { width: 32px; height: 32px; border-radius: 7px; }
nav.site-nav { display: flex; gap: 24px; align-items: center; font-size: 0.95rem; }
nav.site-nav a { color: var(--ink-soft); }
.btn {
  display: inline-block;
  padding: 11px 22px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  transition: background 0.15s ease;
}
.btn:hover { background: var(--accent-dark); text-decoration: none; }
.btn.secondary { background: transparent; color: var(--accent); border: 1.5px solid var(--accent); }
.btn.secondary:hover { background: var(--bg-soft); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.hero { padding: 76px 0 56px; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.hero h1 { font-size: 2.6rem; line-height: 1.15; margin: 0 0 18px; }
.hero p.lead { font-size: 1.15rem; color: var(--ink-soft); margin: 0 0 28px; max-width: 46ch; }
.hero .cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-visual {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.mock-window {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(20, 25, 40, 0.08);
}
.mock-titlebar { background: var(--bg-soft); padding: 8px 12px; display: flex; gap: 6px; border-bottom: 1px solid var(--border); }
.mock-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--border); }
.mock-body { padding: 18px; }
.mock-row { display: flex; justify-content: space-between; padding: 9px 0; border-bottom: 1px dashed var(--border); font-size: 0.85rem; }
.mock-row:last-child { border-bottom: none; }
.mock-label { color: var(--ink-soft); }
.mock-value { font-weight: 600; }
.mock-tag { display: inline-block; font-size: 0.7rem; background: rgba(47,93,255,0.1); color: var(--accent); padding: 2px 8px; border-radius: 999px; margin-bottom: 10px; }

section.strip { padding: 48px 0; border-top: 1px solid var(--border); }
section.strip.soft { background: var(--bg-soft); }
h2.section-title { font-size: 1.7rem; margin: 0 0 8px; }
p.section-sub { color: var(--ink-soft); margin: 0 0 32px; max-width: 62ch; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; background: #fff; }
.feature-card h3 { margin: 0 0 8px; font-size: 1.05rem; }
.feature-card p { margin: 0; color: var(--ink-soft); font-size: 0.92rem; }

.privacy-banner {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: var(--radius);
  padding: 22px 26px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.privacy-banner .icon { font-size: 1.6rem; }

.pricing-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  max-width: 420px;
  margin: 0 auto;
  text-align: center;
  background: #fff;
  box-shadow: 0 12px 32px rgba(20, 25, 40, 0.06);
}
.pricing-card .price { font-size: 2.8rem; font-weight: 800; margin: 14px 0 4px; }
.pricing-card .price-note { color: var(--ink-soft); font-size: 0.85rem; margin-bottom: 22px; }
.pricing-card ul { list-style: none; padding: 0; margin: 0 0 26px; text-align: left; }
.pricing-card li { padding: 7px 0; font-size: 0.92rem; display: flex; gap: 8px; }
.pricing-card li::before { content: "\2713"; color: var(--success); font-weight: 700; }

.faq-item { border-bottom: 1px solid var(--border); padding: 18px 0; }
.faq-item h3 { margin: 0 0 8px; font-size: 1rem; }
.faq-item p { margin: 0; color: var(--ink-soft); font-size: 0.92rem; }

.status-box {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  max-width: 520px;
  margin: 40px auto;
  text-align: center;
}
.status-box.error { border-color: var(--error); }
.license-key-display {
  font-family: "SF Mono", Consolas, monospace;
  font-size: 1.3rem;
  letter-spacing: 0.03em;
  background: var(--bg-soft);
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 14px;
  margin: 18px 0;
  user-select: all;
}

footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  color: var(--ink-soft);
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
footer.site-footer a { color: var(--ink-soft); }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-logo { width: 22px; height: 22px; border-radius: 4px; flex-shrink: 0; }

@media (max-width: 780px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
}