:root {
  --bg: #071018;
  --bg-elevated: #0d1a27;
  --bg-soft: #112234;
  --text: #e8eef5;
  --muted: #9db0c4;
  --line: rgba(232, 238, 245, 0.12);
  --accent: #5eb0ff;
  --accent-2: #8fd0c8;
  --warn: #f0c27a;
  --radius: 16px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --font: "DM Sans", system-ui, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --wrap: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(94, 176, 255, 0.18), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(143, 208, 200, 0.12), transparent 50%),
    var(--bg);
  line-height: 1.55;
  min-height: 100%;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { color: #9dceff; }

.skip {
  position: absolute;
  left: -999px;
  top: 0.5rem;
  background: #fff;
  color: #000;
  padding: 0.5rem 0.75rem;
  z-index: 100;
}
.skip:focus { left: 0.5rem; }

.wrap {
  width: min(var(--wrap), calc(100% - 2.5rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(7, 16, 24, 0.72);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.brand img {
  width: 36px;
  height: 36px;
  filter: brightness(0) invert(1);
}
.brand em {
  font-style: normal;
  color: var(--muted);
  font-weight: 500;
}
.nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}
.nav a:hover { color: var(--text); }
.nav-cta {
  color: var(--bg) !important;
  background: var(--text);
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
}
.nav-cta:hover { background: #fff; color: var(--bg) !important; }

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  padding: 0;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 1.1rem;
  height: 2px;
  margin: 0.28rem auto;
  background: var(--text);
}

.hero {
  padding: 4.5rem 0 3.5rem;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-2);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 1rem;
}
.dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 0 4px rgba(143, 208, 200, 0.15);
}
.hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 1.1rem;
}
.lede {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 38rem;
  margin: 0 0 1.75rem;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: 999px;
  padding: 0.8rem 1.2rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, #6eb8ff, #4a9ae0);
  color: #041018;
}
.btn-primary:hover { color: #041018; }
.btn-ghost {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255,255,255,0.03);
}
.btn-ghost:hover { color: var(--text); border-color: rgba(255,255,255,0.25); }

.hero-card {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  box-shadow: var(--shadow);
  padding: 1.5rem;
}
.hero-card-inner {
  background: var(--bg-elevated);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
  border: 1px solid var(--line);
}
.card-label {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}
.hero-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.hero-card li {
  padding: 0.7rem 0;
  border-top: 1px solid var(--line);
  font-weight: 500;
}
.hero-card li:first-child { border-top: 0; padding-top: 0; }

.section {
  padding: 4rem 0;
}
.section-alt {
  background: linear-gradient(180deg, rgba(17, 34, 52, 0.55), transparent);
  border-block: 1px solid var(--line);
}
.section-head {
  max-width: 40rem;
  margin-bottom: 2rem;
}
.section-head h2,
.approach-grid h2,
.about-grid h2,
.contact-box h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.9rem, 3vw, 2.5rem);
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}
.section-head p,
.approach-grid > div > p,
.about-grid p {
  color: var(--muted);
  margin: 0 0 0.85rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.3rem 1.45rem;
}
.card h3 {
  margin: 0 0 0.65rem;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}
.card-note {
  margin-top: 0.9rem !important;
  font-size: 0.88rem !important;
  color: #8fa3b8 !important;
}

.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2rem;
  align-items: start;
}
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
  counter-reset: step;
}
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 0.9rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(7, 16, 24, 0.45);
}
.steps li::before {
  content: counter(step, decimal-leading-zero);
  grid-row: 1 / span 2;
  align-self: center;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.steps strong { font-size: 1.02rem; }
.steps span { color: var(--muted); font-size: 0.95rem; }

.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 1.5rem;
}
.about-aside {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.3rem;
  background: var(--bg-soft);
}
.aside-label {
  margin: 0.9rem 0 0.25rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-weight: 600;
}
.aside-label:first-child { margin-top: 0; }
.about-aside p { margin: 0; }

.section-contact { padding-bottom: 5rem; }
.contact-box {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: center;
  padding: 1.75rem;
  border-radius: calc(var(--radius) + 4px);
  border: 1px solid rgba(94, 176, 255, 0.28);
  background:
    linear-gradient(135deg, rgba(94, 176, 255, 0.12), rgba(143, 208, 200, 0.06)),
    var(--bg-elevated);
}
.contact-actions { text-align: right; }
.fine {
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.4rem 0 2rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-tag { margin: 0; }

@media (max-width: 900px) {
  .hero-grid,
  .cards,
  .approach-grid,
  .about-grid {
    grid-template-columns: 1fr;
  }
  .contact-box {
    flex-direction: column;
    align-items: flex-start;
  }
  .contact-actions { text-align: left; }
  .nav-toggle { display: inline-block; }
  .nav {
    display: none;
    position: absolute;
    inset: 4.25rem 0 auto;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 1.25rem 1.25rem;
    background: rgba(7, 16, 24, 0.96);
    border-bottom: 1px solid var(--line);
  }
  body.nav-open .nav { display: flex; }
  .nav-cta { text-align: center; }
}