:root {
  --bg-main: #0b0f14;
  --bg-card: #131b24;
  --bg-card-hover: #192430;
  --border-subtle: rgba(255, 255, 255, 0.09);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --accent-primary: #38bdf8;
  --accent-secondary: #0284c7;
  --accent-glow: rgba(56, 189, 248, 0.18);
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: #7dd3fc;
}

.site-header {
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(11, 15, 20, 0.88);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text-primary);
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.95rem;
}

.nav-links a {
  color: var(--text-secondary);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: #041019 !important;
  font-weight: 700;
  padding: 10px 18px;
  border-radius: 10px;
  box-shadow: 0 4px 18px var(--accent-glow);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(56, 189, 248, 0.3);
}

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 48px 20px 72px;
}

.hero {
  text-align: center;
  padding: 36px 0 48px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 44px;
}

.badge {
  display: inline-block;
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent-primary);
  border: 1px solid rgba(56, 189, 248, 0.28);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(1.9rem, 4vw, 2.75rem);
  line-height: 1.2;
  margin-bottom: 18px;
  color: #ffffff;
}

.lead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 28px;
}

h2 {
  font-size: 1.55rem;
  color: #ffffff;
  margin: 36px 0 16px;
}

h3 {
  font-size: 1.18rem;
  color: #ffffff;
  margin-bottom: 8px;
}

p {
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin: 28px 0 40px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 24px;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(56, 189, 248, 0.3);
}

.card p {
  margin-bottom: 0;
  font-size: 0.96rem;
}

.feature-list {
  list-style: none;
  margin: 20px 0 32px;
}

.feature-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  color: var(--text-secondary);
}

.feature-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-primary);
  font-weight: 700;
}

.feature-list li strong {
  color: var(--text-primary);
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 22px 24px;
  margin-bottom: 16px;
}

.faq-item h3 {
  color: var(--accent-primary);
  margin-bottom: 10px;
}

.faq-item p {
  margin-bottom: 0;
}

.cta-banner {
  background: linear-gradient(145deg, #132232, #0d1620);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 16px;
  padding: 36px 28px;
  text-align: center;
  margin-top: 48px;
}

.cta-banner h2 {
  margin-top: 0;
}

.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 32px 20px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}