* { box-sizing: border-box; }
:root {
  --bg: #0d1117;
  --surface: #111820;
  --surface2: #161b27;
  --border: #30363d;
  --accent: #58a6ff;
  --accent2: #79c0ff;
  --text: #e6edf3;
  --muted: #9aa4af;
}
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(circle at top left, rgba(88, 166, 255, 0.14), transparent 34rem),
    radial-gradient(circle at bottom right, rgba(121, 192, 255, 0.08), transparent 30rem),
    linear-gradient(rgba(88, 166, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(88, 166, 255, 0.035) 1px, transparent 1px);
  background-size: auto, auto, 64px 64px, 64px 64px;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { width: min(1100px, calc(100% - 32px)); margin: 0 auto; }
.nav {
  border-bottom: 1px solid var(--border);
  background: rgba(13, 17, 23, 0.9);
  backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.nav-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 18px 0; }
.brand { font-weight: 800; color: var(--text); letter-spacing: 0.02em; font-size: 18px; }
.links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px; font-size: 13px; }
.links a {
  color: var(--muted);
  border: 1px solid transparent;
  padding: 6px 10px;
}
.links a:hover {
  color: var(--text);
  border-color: var(--border);
  background: rgba(88, 166, 255, 0.06);
  text-decoration: none;
}
.hero { padding: 92px 0 64px; border-bottom: 1px solid var(--border); position: relative; }
.eyebrow { color: var(--accent); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; margin-bottom: 16px; font-weight: 700; }
h1 { font-size: clamp(42px, 8vw, 84px); line-height: 0.92; margin: 0 0 24px; letter-spacing: -0.05em; max-width: 900px; }
h2 { font-size: clamp(26px, 4vw, 34px); line-height: 1.12; margin: 0 0 16px; letter-spacing: -0.02em; }
h3 { font-size: 20px; margin: 0 0 8px; }
p { margin: 0 0 18px; color: var(--muted); }
strong { color: var(--text); }
.lead { font-size: clamp(18px, 2.4vw, 22px); max-width: 800px; color: #c9d1d9; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.photo-grid {
  columns: 3 280px;
  column-gap: 18px;
}
.photo-card {
  display: inline-block;
  width: 100%;
  margin: 0 0 18px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: rgba(17, 24, 32, 0.94);
  break-inside: avoid;
}
.photo-card img {
  display: block;
  width: 100%;
  height: auto;
  background: var(--surface);
}
.photo-card figcaption {
  padding: 14px 16px 16px;
  color: var(--muted);
  font-size: 14px;
}
.photo-card strong { display: block; margin-bottom: 4px; }
.section { padding: 56px 0; border-bottom: 1px solid var(--border); }
.card { background: rgba(17, 24, 32, 0.94); padding: 28px; min-height: 100%; transition: background 0.2s, transform 0.2s; }
.card:hover { background: var(--surface2); transform: translateY(-2px); }
.list { margin: 0; padding-left: 20px; color: var(--muted); }
.list li { margin-bottom: 10px; }
.faq { display: grid; gap: 12px; }
.faq details {
  border: 1px solid var(--border);
  background: rgba(17, 24, 32, 0.94);
  padding: 18px 20px;
}
.faq summary {
  color: var(--text);
  cursor: pointer;
  font-weight: 700;
}
.faq p { margin: 12px 0 0; }
.text-block { max-width: 820px; }
.cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.button {
  display: inline-block;
  background: var(--accent);
  color: #0d1117;
  font-weight: 700;
  padding: 12px 18px;
  border: 1px solid var(--accent);
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.button:hover {
  background: var(--accent2);
  border-color: var(--accent2);
  text-decoration: none;
  transform: translateY(-2px);
}
.button.secondary { background: transparent; color: var(--text); border: 1px solid var(--border); }
.button.secondary:hover { border-color: var(--accent); background: rgba(88, 166, 255, 0.06); color: var(--accent2); }
.footer { padding: 32px 0; color: var(--muted); font-size: 14px; }
.footer .wrap { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
@media (max-width: 720px) {
  .nav-inner { align-items: flex-start; flex-direction: column; }
  .links { justify-content: flex-start; }
  .grid { grid-template-columns: 1fr; }
  .photo-grid { columns: 1; }
  .hero { padding-top: 56px; }
  .section { padding: 42px 0; }
  .card { padding: 22px; }
}