:root {
  --bg: #07111f;
  --bg-soft: #0e1a2d;
  --card: rgba(255,255,255,0.06);
  --card-strong: rgba(255,255,255,0.09);
  --text: #eaf2ff;
  --muted: #b9c4d8;
  --line: rgba(255,255,255,0.12);
  --blue: #3bc4ff;
  --green: #a6d94c;
  --gold: #f2a81c;
  --max: 1160px;
  --radius: 24px;
  --shadow: 0 24px 60px rgba(0,0,0,0.28);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(59,196,255,0.14), transparent 30%),
    radial-gradient(circle at top left, rgba(166,217,76,0.12), transparent 28%),
    linear-gradient(180deg, #081120 0%, #0a1527 55%, #07111f 100%);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(var(--max), calc(100% - 2rem)); margin: 0 auto; }
.topbar {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(7,17,31,0.78);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.navbar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  min-height: 78px;
}
.brand { display: flex; align-items: center; gap: 0.9rem; min-width: 0; }
.brand img { height: 40px; width: auto; }
.brand span { font-size: 0.98rem; letter-spacing: 0.02em; font-weight: 700; white-space: nowrap; }
.nav-toggle {
  display: none; border: 1px solid var(--line); background: rgba(255,255,255,0.04);
  color: var(--text); border-radius: 14px; padding: 0.7rem 0.85rem; cursor: pointer;
}
.nav-links { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.nav-links a {
  color: var(--muted); font-size: 0.96rem; padding: 0.4rem 0.1rem; position: relative;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }
.nav-links a[aria-current="page"]::after,
.nav-links a:hover::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -0.25rem; height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--green)); border-radius: 999px;
}
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  padding: 0.95rem 1.2rem; border-radius: 999px; font-weight: 700; transition: 180ms ease;
  border: 1px solid transparent;
}
.button.primary {
  background: linear-gradient(90deg, var(--blue), #5ac7d4 45%, var(--green)); color: #07111f;
}
.button.secondary {
  background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.12); color: var(--text);
}
.button:hover { transform: translateY(-1px); }
.hero {
  padding: 4.5rem 0 3rem;
}
.hero-grid {
  display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 2rem; align-items: center;
}
.hero-card, .image-card, .panel, .service-card, .figure-card, .contact-card, .stat-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-card { padding: 2.2rem; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.55rem; padding: 0.35rem 0.8rem;
  border: 1px solid rgba(255,255,255,0.14); border-radius: 999px; color: #d8e5ff;
  background: rgba(255,255,255,0.04); font-size: 0.88rem; letter-spacing: 0.02em; margin-bottom: 1rem;
}
.hero h1, .page-hero h1 {
  font-size: clamp(2.2rem, 4vw, 4.4rem); line-height: 1.02; margin: 0 0 1rem;
  letter-spacing: -0.04em;
}
.hero p, .lead, .page-hero p {
  color: var(--muted); font-size: 1.08rem; line-height: 1.72; margin: 0;
}
.hero-actions { display: flex; gap: 0.9rem; margin-top: 1.6rem; flex-wrap: wrap; }
.image-card { overflow: hidden; min-height: 100%; }
.image-card img { width: 100%; height: 100%; object-fit: cover; }
.section { padding: 2rem 0; }
.section-head { display: flex; justify-content: space-between; gap: 1.2rem; align-items: end; margin-bottom: 1.4rem; }
.section-head h2 { margin: 0; font-size: clamp(1.7rem, 2.3vw, 2.5rem); letter-spacing: -0.03em; }
.section-head p { margin: 0; max-width: 62ch; color: var(--muted); line-height: 1.7; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.service-card, .stat-card, .panel, .figure-card, .contact-card { padding: 1.35rem; }
.service-card h3, .panel h3, .figure-card h3, .contact-card h3 { margin: 0 0 0.7rem; font-size: 1.1rem; }
.service-card p, .panel p, .figure-card p, .contact-card p, .panel li, .service-card li { color: var(--muted); line-height: 1.7; margin: 0; }
.service-card ul, .panel ul { padding-left: 1.1rem; margin: 0.75rem 0 0; }
.service-link { margin-top: 0.95rem; display: inline-flex; color: #dff8ff; font-weight: 700; }
.service-link:hover { color: white; }
.service-icon {
  width: 2.6rem; height: 2.6rem; border-radius: 18px; margin-bottom: 0.9rem;
  display: grid; place-items: center; font-weight: 800; color: #081120;
  background: linear-gradient(135deg, var(--blue), var(--green));
}
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.stat-card strong { display: block; font-size: clamp(2rem, 4vw, 3rem); line-height: 1; margin-bottom: 0.45rem; }
.stat-card span { color: var(--muted); line-height: 1.6; }
.page-hero { padding: 3rem 0 1.6rem; }
.page-hero-grid { display: grid; grid-template-columns: 1fr 0.9fr; gap: 1.4rem; align-items: stretch; }
.page-hero .panel { padding: 1.8rem; }
.page-hero .image-card { min-height: 340px; }
.breadcrumbs { color: #cad6eb; font-size: 0.92rem; margin-bottom: 1rem; }
.breadcrumbs a { color: #cad6eb; }
.kicker { color: #9fdfff; text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.8rem; font-weight: 700; margin-bottom: 0.8rem; }
.note {
  border-left: 3px solid var(--blue); padding: 0.9rem 1rem; background: rgba(59,196,255,0.08); border-radius: 0 16px 16px 0;
  color: var(--muted); line-height: 1.7;
}
.formula {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  padding: 1rem; border-radius: 18px; overflow-x: auto; color: #eff6ff;
}
.figure-card img {
  border-radius: 18px; border: 1px solid rgba(255,255,255,0.08); background: rgba(255,255,255,0.02);
  margin-bottom: 0.9rem; width: 100%;
}
.figure-card small { display: block; margin-top: 0.55rem; color: #91a4c8; }
.list-tight li { margin-bottom: 0.55rem; }
.contact-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 1rem; }
.contact-card a { color: #effbff; }
.footer { padding: 2rem 0 3rem; color: #c2d0e6; }
.footer-inner {
  display: flex; justify-content: space-between; gap: 1rem; align-items: center; flex-wrap: wrap;
  padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,0.1);
}
.footer-brand { display: flex; align-items: center; gap: 0.8rem; }
.footer-brand img { height: 32px; }
.footer-links { display: flex; gap: 1rem; flex-wrap: wrap; }
.badge-row { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-top: 1rem; }
.badge {
  padding: 0.45rem 0.75rem; border-radius: 999px; font-size: 0.88rem;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08); color: #dce9ff;
}
.mobile-only { display: none; }
@media (max-width: 960px) {
  .hero-grid, .page-hero-grid, .contact-grid, .grid-4, .grid-3, .grid-2, .stats { grid-template-columns: 1fr; }
  .nav-toggle { display: inline-flex; }
  .nav-links {
    display: none; position: absolute; left: 1rem; right: 1rem; top: calc(100% + 0.75rem); padding: 1rem;
    border: 1px solid rgba(255,255,255,0.1); border-radius: 20px; background: rgba(7,17,31,0.96);
    box-shadow: var(--shadow); flex-direction: column; align-items: flex-start;
  }
  .nav-links.open { display: flex; }
  .section-head { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 640px) {
  .hero { padding-top: 2.6rem; }
  .hero-card, .page-hero .panel { padding: 1.4rem; }
  .brand img { height: 34px; }
  .brand span { font-size: 0.88rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .button { width: 100%; }
}