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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: #1a2433;
  background: #f7f9fc;
  line-height: 1.6;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

.site-header { background: #fff; border-bottom: 1px solid #e4e9f0; position: sticky; top: 0; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; }
.brand { font-size: 20px; font-weight: 700; color: #0b63e5; text-decoration: none; }
.nav { display: flex; gap: 28px; }
.nav a { color: #465269; text-decoration: none; font-size: 15px; }
.nav a:hover { color: #0b63e5; }

.btn { display: inline-block; padding: 10px 22px; border-radius: 8px; text-decoration: none; font-size: 15px; font-weight: 600; }
.btn-primary { background: #0b63e5; color: #fff; }
.btn-primary:hover { background: #0850bd; }
.btn-ghost { border: 1px solid #c6d0de; color: #465269; }
.btn-ghost:hover { border-color: #0b63e5; color: #0b63e5; }

.hero { padding: 72px 0 56px; text-align: center; }
.hero h1 { font-size: 40px; font-weight: 800; margin-bottom: 16px; }
.lead { max-width: 640px; margin: 0 auto 24px; font-size: 18px; color: #5a6a80; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hint { margin-top: 16px; font-size: 13px; color: #8a97ab; }

section { padding: 56px 0; }
section h2 { font-size: 28px; font-weight: 700; text-align: center; margin-bottom: 32px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card { background: #fff; border: 1px solid #e4e9f0; border-radius: 12px; padding: 24px; }
.card h3 { font-size: 17px; margin-bottom: 8px; }

.pricing .grid { max-width: 880px; margin: 0 auto; }
.plan-featured { border-color: #0b63e5; box-shadow: 0 4px 16px rgba(11,99,229,.12); }
.price { font-size: 26px; font-weight: 700; color: #0b63e5; margin-bottom: 10px; }

.download { text-align: center; background: #eef3fb; }

.site-footer { border-top: 1px solid #e4e9f0; background: #fff; padding: 28px 0; }
.footer-inner { display: flex; flex-direction: column; gap: 12px; align-items: center; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: #5a6a80; text-decoration: none; font-size: 14px; }
.copyright { font-size: 13px; color: #8a97ab; }