* { box-sizing: border-box; }
:root {
  --bg-1: #071025;
  --bg-2: #0b1220;
  --surface: rgba(255,255,255,0.04);
  --surface-strong: rgba(255,255,255,0.06);
  --border: rgba(255,255,255,0.10);
  --text: #e6eef8;
  --muted: rgba(230,238,248,0.78);
  --bright: #ffffff;
  --accent: #67e8f9;
  --accent-2: #60a5fa;
  --shadow: 0 18px 60px rgba(2, 8, 23, 0.35);
}
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(circle at top left, rgba(103,232,249,0.08), transparent 28%), linear-gradient(180deg, var(--bg-1), var(--bg-2));
  color: var(--text);
  line-height: 1.68;
}
#bg-layers {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 20% 20%, rgba(96,165,250,0.10), transparent 22%),
    radial-gradient(circle at 80% 10%, rgba(103,232,249,0.08), transparent 18%),
    radial-gradient(circle at 50% 70%, rgba(99,102,241,0.07), transparent 25%);
  will-change: transform;
}
.site-root {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding-top: 10px;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  background: rgba(7,16,37,0.72);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 14px 16px;
  border-radius: 16px;
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}
.brand {
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--bright);
  white-space: nowrap;
}
.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
}
.nav .nav-links a {
  color: rgba(226,238,248,0.9);
  text-decoration: none;
  font-size: 0.95rem;
}
.nav .nav-links a:hover { color: var(--bright); }
.hero {
  padding: 72px 0 36px;
}
.hero-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.03));
  border: 1px solid rgba(255,255,255,0.08);
  padding: 42px;
  border-radius: 28px;
  box-shadow: var(--shadow);
}
.kicker {
  margin: 0 0 8px;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.hero-card h1 {
  font-size: clamp(2.7rem, 7vw, 4.8rem);
  line-height: 0.98;
  margin: 0;
  color: var(--bright);
}
.eyebrow {
  color: #c4f3ff;
  margin-top: 14px;
  font-weight: 600;
  font-size: 1.05rem;
}
.lead {
  margin-top: 18px;
  color: rgba(226,238,248,0.96);
  max-width: 780px;
  font-size: 1.12rem;
}
.hero-lead { max-width: 880px; }
.hero-ctas {
  margin-top: 26px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.btn {
  padding: 12px 18px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.96rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn.primary {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #042132;
  font-weight: 700;
  box-shadow: 0 10px 22px rgba(96,165,250,0.22);
}
.btn.ghost {
  border: 1px solid rgba(255,255,255,0.16);
  color: var(--text);
  background: rgba(255,255,255,0.02);
}
.btn.link {
  color: var(--accent);
  background: transparent;
  padding-left: 6px;
  padding-right: 6px;
}
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
}
.stat {
  padding: 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
}
.stat strong {
  display: block;
  font-size: 1.25rem;
  color: var(--bright);
  margin-bottom: 6px;
}
.stat span {
  display: block;
  color: var(--muted);
  font-size: 0.93rem;
}
.section {
  padding: 84px 0;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.section-heading {
  margin-bottom: 20px;
}
.section-label {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.section h2 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  line-height: 1.1;
  margin: 0;
  color: var(--bright);
}
.section-intro, .prose-section p, .timeline-content p, .card p, .case-study p {
  max-width: 780px;
  color: var(--muted);
}
.prose-section p,
.section-intro,
.timeline-content p,
.card p,
.case-study p { margin: 0 0 16px; }
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 24px;
}
.cards.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card,
.case-study,
.timeline-item,
.contact-links,
.expertise-grid .card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
}
.card {
  padding: 22px;
}
.card h3,
.case-study h3,
.timeline-content h3 {
  margin: 0 0 10px;
  color: var(--bright);
  font-size: 1.18rem;
}
.cards-detailed .card p { max-width: none; }
.case-study-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}
.case-study {
  padding: 24px;
}
.case-kicker, .case-label {
  color: var(--accent);
  font-weight: 700;
}
.case-kicker {
  margin-bottom: 10px;
  font-size: 0.84rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.case-label {
  margin-top: 16px;
  margin-bottom: 8px;
  font-size: 0.9rem;
}
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}
.timeline {
  margin-top: 26px;
  display: grid;
  gap: 18px;
}
.timeline-item {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 24px;
  padding: 24px;
}
.timeline-meta {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.95rem;
}
.timeline-content p { max-width: 860px; }
.timeline-item.compact .timeline-content p { margin-bottom: 0; }
.contact-section p { max-width: 760px; }
.contact-links {
  margin-top: 22px;
  padding: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.footer {
  text-align: center;
  padding: 36px 0 46px;
  color: rgba(255,255,255,0.58);
  font-size: 0.95rem;
}
@media (max-width: 1024px) {
  .cards.three,
  .case-study-grid,
  .stat-strip,
  .expertise-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 820px) {
  .site-root { padding: 16px; }
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }
  .nav-links {
    justify-content: flex-start;
    gap: 10px 14px;
  }
  .hero { padding-top: 42px; }
  .hero-card { padding: 26px; border-radius: 22px; }
  .stat-strip,
  .cards.three,
  .case-study-grid,
  .expertise-grid {
    grid-template-columns: 1fr;
  }
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .section {
    padding: 64px 0;
  }
}
@media (max-width: 540px) {
  body { line-height: 1.72; }
  .hero-card h1 { font-size: 2.6rem; }
  .lead { font-size: 1.03rem; }
  .section h2 { font-size: 1.9rem; }
  .btn { width: 100%; }
  .contact-links .btn { width: auto; }
}

/* ── Company Tooltips ── */
.company-tooltip-trigger {
  cursor: pointer;
  color: var(--accent);
  border-bottom: 1.5px solid rgba(103,232,249,0.6);
  transition: border-color 0.2s ease, opacity 0.2s ease;
  position: relative;
}
.company-tooltip-trigger:hover {
  opacity: 0.85;
  border-bottom-color: var(--accent);
}

.company-tooltip {
  position: fixed;
  z-index: 100;
  width: 300px;
  background: linear-gradient(160deg, rgba(11,18,40,0.97), rgba(7,16,37,0.99));
  border: 1px solid rgba(103,232,249,0.22);
  border-radius: 18px;
  padding: 18px 20px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.55), 0 0 0 1px rgba(103,232,249,0.06);
  backdrop-filter: blur(24px);
  pointer-events: none;
  opacity: 0;
  transform: translateY(6px) scale(0.98);
  transition: opacity 0.18s ease, transform 0.18s ease;
}
.company-tooltip.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.tooltip-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}
.tooltip-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--bright);
  line-height: 1.2;
}
.tooltip-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(103,232,249,0.1);
  border: 1px solid rgba(103,232,249,0.2);
  border-radius: 6px;
  padding: 2px 7px;
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 2px;
}
.tooltip-desc {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 10px;
}
.tooltip-facts {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 12px;
}
.tooltip-fact {
  font-size: 0.82rem;
  color: rgba(230,238,248,0.65);
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.tooltip-fact::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.6;
  flex-shrink: 0;
  position: relative;
  top: -1px;
}
.tooltip-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.82rem;
  color: var(--accent);
  text-decoration: none;
  opacity: 0.85;
  transition: opacity 0.15s;
}
.tooltip-link:hover { opacity: 1; }
.tooltip-link svg {
  width: 11px;
  height: 11px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}