:root {
  --primary: #0d1b8f;
  --primary-dark: #0a0a5a;
  --accent: #f4b400;
  --accent-soft: #fff3c9;
  --text: #172033;
  --muted: #5b6478;
  --bg: #f4f7fb;
  --white: #ffffff;
  --border: #dfe7f3;
  --shadow: 0 18px 45px rgba(18, 37, 63, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(180deg, #f7f9fd 0%, #eef4ff 100%);
  color: var(--text);
  line-height: 1.7;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
.container {
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
}

.topbar {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.9);
  font-size: 0.88rem;
  padding: 0.65rem 0;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.topbar a { color: #fff; }

.site-header {
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid rgba(15, 27, 143, 0.08);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(8px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
  gap: 1rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--primary-dark);
}
.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), #3b5ef3 60%, #7ea0ff);
  display: grid;
  place-items: center;
  color: var(--white);
  box-shadow: 0 12px 24px rgba(13, 27, 143, 0.22);
}
.brand-logo {
  width: 46px;
  height: 46px;
  object-fit: contain;
}
.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 1.2rem;
}
.site-nav a {
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 0.96rem;
  transition: color 0.2s ease;
}
.site-nav a:hover { color: var(--primary); }

.page-hero {
  background: linear-gradient(135deg, rgba(10, 23, 104, 0.96), rgba(18, 64, 197, 0.92));
  color: var(--white);
  padding: 4.5rem 0 4rem;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(255,255,255,0.18), transparent 35%);
}
.page-hero .container {
  position: relative;
  z-index: 1;
}
.page-hero h1 {
  margin: 0 0 0.8rem;
  font-size: clamp(2.4rem, 5vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}
.page-hero p {
  max-width: 700px;
  margin: 0;
  font-size: 1.2rem;
  color: rgba(255,255,255,0.9);
}

.page-main {
  padding: 3rem 0 4rem;
}
.section {
  margin-bottom: 2.5rem;
}

.hero-copy, .card, .info-panel, .download-item, .contact-card, .price-card, .feature-box {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
}
.hero-copy {
  padding: 2rem 2rem 1.5rem;
}
.hero-copy h2 {
  margin-top: 0;
  margin-bottom: 1rem;
  color: var(--primary-dark);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}
.hero-copy h3 {
  margin-top: 1.4rem;
  color: var(--primary);
}
.hero-copy ul {
  margin: 0.9rem 0 0;
  padding-left: 1.2rem;
}
.hero-copy li + li { margin-top: 0.45rem; }

.button-row, .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.6rem;
}
.button {
  display: inline-block;
  border-radius: 999px;
  padding: 0.9rem 1.4rem;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.button:hover {
  transform: translateY(-1px);
  text-decoration: none;
}
.button.primary {
  background: linear-gradient(135deg, var(--primary), #3357f3);
  color: var(--white);
  box-shadow: 0 12px 24px rgba(13, 27, 143, 0.18);
}
.button.secondary {
  background: var(--white);
  color: var(--primary);
  border: 1px solid rgba(13, 27, 143, 0.2);
}

.stats-grid, .card-grid, .service-grid, .feature-grid, .info-grid, .contact-grid, .download-grid {
  display: grid;
  gap: 1.2rem;
}
.stats-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-top: 1.4rem;
}
.stat-box {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 18px;
  padding: 1.1rem 1rem;
}
.stat-box strong {
  display: block;
  font-size: clamp(1.6rem, 2vw, 2.2rem);
  line-height: 1;
  margin-bottom: 0.35rem;
}
.stat-box span { color: rgba(255,255,255,0.8); }

.card-grid, .service-grid, .feature-grid, .info-grid, .download-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.card, .feature-box, .price-card, .download-item, .contact-card {
  padding: 1.45rem;
}
.card h2, .feature-box h3, .price-card h3, .download-item h3, .contact-card h3 {
  margin-top: 0;
  margin-bottom: 0.8rem;
  color: var(--primary-dark);
}
.card ul, .feature-box ul, .download-item ul, .contact-card ul {
  padding-left: 1.15rem;
  margin: 0.7rem 0 0;
}
.card li + li, .feature-box li + li, .contact-card li + li { margin-top: 0.4rem; }

.info-panel {
  padding: 2rem;
}
.info-panel h2 {
  margin-top: 0;
  color: var(--primary-dark);
}

.price-card {
  background: linear-gradient(180deg, #fff 0%, #f4f7ff 100%);
}
.price-card .price {
  display: block;
  margin: 0.8rem 0 0.5rem;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
}
.badge {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--primary-dark);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.32rem 0.7rem;
  margin-bottom: 0.7rem;
}

.contact-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.9);
  padding: 1.7rem 0;
  text-align: center;
}

@media (max-width: 760px) {
  .topbar-inner, .header-inner {
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
  }
  .site-nav { justify-content: center; }
  .page-hero { padding-top: 3.5rem; }
  .hero-copy, .info-panel { padding: 1.4rem; }
}