* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: #ffffff;
  color: #1a1a2e;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.7;
}

/* ── Hero ── */
.hero {
  padding: 90px 24px 72px;
  text-align: center;
  background: linear-gradient(160deg, #f0f7ff 0%, #faf5ff 50%, #f0fdf4 100%);
}

.hero h1 {
  font-size: 2.6rem;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}

.hero .description {
  font-size: 1.1rem;
  color: #555;
  max-width: 540px;
  margin: 0 auto;
}

/* ── Feature cards ── */
.features {
  padding: 64px 24px;
  max-width: 560px;
  margin: 0 auto;
  width: 100%;
}

.feature-card {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  background: #f8faff;
  border: 0.5px solid #dde8ff;
  border-radius: 14px;
  padding: 22px 24px;
  margin-bottom: 16px;
}

.feature-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 20px;
}

.feature-icon.blue {
  background: #e8f0ff;
  color: #2563eb;
}
.feature-icon.green {
  background: #f0f7ee;
  color: #16a34a;
}
.feature-icon.purple {
  background: #fdf0f8;
  color: #9333ea;
}

.feature-card h2 {
  font-size: 1rem;
  font-weight: 600;
  color: #1a1a2e;
  margin-bottom: 6px;
}

.feature-card p {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.6;
}

/* ── CTA section ── */
.cta {
  background: linear-gradient(160deg, #f0f7ff 0%, #faf5ff 100%);
  border-top: 0.5px solid #e0eaff;
  border-bottom: 0.5px solid #e0eaff;
  padding: 56px 24px;
  text-align: center;
}

.cta-inner {
  max-width: 480px;
  margin: 0 auto;
}

.cta h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 8px;
}

.cta p {
  font-size: 0.95rem;
  color: #666;
  margin-bottom: 28px;
}

.play-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #2563eb;
  color: #ffffff;
  padding: 11px 22px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 0.2s ease;
}

.play-button:hover {
  background: #1d4ed8;
}

.play-button svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ── Legal pages (privacy, terms) ── */
.page-wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 72px 24px 80px;
  width: 100%;
  flex: 1;
}

.page-wrap h1 {
  font-size: 2rem;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 8px;
}

.page-wrap > p {
  margin-bottom: 36px;
  font-size: 0.95rem;
  color: #555;
  line-height: 1.75;
}

.page-meta {
  font-size: 0.85rem;
  color: #999;
  margin-bottom: 48px;
}

.legal-section {
  margin-bottom: 36px;
}

.legal-section h2 {
  font-size: 1rem;
  font-weight: 600;
  color: #1a1a2e;
  margin-bottom: 8px;
}

.legal-section p {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.75;
}

.legal-section ul {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.75;
  padding-left: 1.25rem;
  margin-top: 8px;
}

.legal-section ul li {
  margin-bottom: 4px;
}

/* ── Footer ── */
.footer {
  margin-top: auto;
  border-top: 0.5px solid #e8eef8;
  padding: 24px;
}

.footer nav {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer a {
  color: #999;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.15s ease;
}

.footer a:hover {
  color: #2563eb;
}

/* ── Responsive ── */
@media (max-width: 600px) {
  .hero {
    padding: 72px 20px 56px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero .description {
    font-size: 1rem;
  }

  .features {
    padding: 48px 20px;
  }

  .cta {
    padding: 48px 20px;
  }

  .page-wrap {
    padding: 56px 20px 64px;
  }

  .page-wrap h1 {
    font-size: 1.6rem;
  }

  .footer nav {
    gap: 16px;
  }
}