:root {
  --bg: #0f1216;
  --surface: #12161c;
  --primary: #0ea5e9;
  --accent: #22c55e;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --border: #1f2937;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  padding: 0;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif;
}

a { color: inherit; text-decoration: none; }

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

header, footer {
  border-bottom: 1px solid var(--border);
}
footer { border-top: 1px solid var(--border); border-bottom: none; }

.btn {
  display: inline-block;
  background: var(--primary);
  color: white;
  padding: 12px 18px;
  border-radius: 8px;
  font-weight: 600;
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(14,165,233,.25); }
.btn.secondary { background: var(--surface); color: var(--text); border: 1px solid var(--border); }

.hero {
  padding: 80px 0 40px;
  text-align: center;
}
.hero h1 {
  font-size: 42px;
  line-height: 1.1;
  margin: 0 0 16px;
}
.hero p {
  color: var(--muted);
  font-size: 18px;
  margin: 0 0 28px;
}
.hero-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
@media (max-width: 900px) {
  .grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
}
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }

.section {
  padding: 36px 0;
}

.section-title {
  font-size: 24px;
  margin: 0 0 14px;
}

.brand-row {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
  color: var(--muted);
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}
.faq-item h3 { margin: 0 0 8px; }
.faq-item p { margin: 0; color: var(--muted); }