/* SpanCall landing page — ad-funded telecom, dark + electric lime */

:root {
  --bg: #111111;
  --bg-alt: #0d0d0d;
  --bg-card: #181818;
  --accent: #b4f247;
  --text: #e8e8e0;
  --text-muted: #777777;
  --text-dim: #333333;
  --border: #222222;
}

body { background: var(--bg); }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* Responsive */
@media (max-width: 768px) {
  nav { padding: 20px 24px !important; }
  section:not(.stats-section) { padding: 60px 24px !important; }
  .hero h1 { letter-spacing: -1.5px !important; }
  .two-col { grid-template-columns: 1fr !important; }
  .stats-grid { grid-template-columns: 1fr 1fr !important; }
  .how-grid { grid-template-columns: 1fr !important; }
  .how-grid > div { border-left: none !important; border-top: 3px solid var(--accent) !important; }
  .how-grid > div:nth-child(2) { border-top-color: var(--text-muted) !important; }
  footer { flex-direction: column !important; text-align: center !important; gap: 12px !important; }
}

.stats-section { padding: 80px 48px; background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; max-width: 1000px; }
.stats-grid > div { padding: 0 40px 0 0; }
.stats-grid > div + div { border-left: 1px solid var(--border); padding-left: 40px; padding-right: 40px; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; max-width: 1000px; }
.two-col > div { max-width: 100%; }

.how-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; max-width: 900px; }
.how-grid > div { background: var(--bg-card); padding: 48px; border-left: 3px solid var(--accent); }
.how-grid > div + div { border-left-color: var(--text-muted); }

.footer-row { padding: 40px 48px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }