:root {
  --bg: #0a1020;
  --bg-2: #0f172a;
  --surface: #ffffff;
  --surface-alt: #f6f8fc;
  --ink: #0b1324;
  --ink-2: #334155;
  --ink-3: #64748b;
  --line: #e2e8f0;
  --line-dark: #1e293b;
  --brand: #2563eb;
  --brand-2: #3b82f6;
  --accent: #06b6d4;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .08);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, .08);
  --shadow-lg: 0 24px 60px rgba(15, 23, 42, .14);
  --container: 1140px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { color: var(--ink); letter-spacing: -0.01em; line-height: 1.15; margin: 0 0 .5em; }
h1 { font-size: clamp(2.4rem, 5vw + 1rem, 4.25rem); font-weight: 800; letter-spacing: -0.025em; }
h2 { font-size: clamp(1.75rem, 2.4vw + .8rem, 2.6rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 600; }
p { margin: 0 0 1em; color: var(--ink-2); }

.container { width: min(var(--container), 100% - 3rem); margin-inline: auto; }
.skip {
  position: absolute; left: -9999px; top: 0; background: var(--ink); color: #fff;
  padding: .5rem .75rem; border-radius: 6px; z-index: 1000;
}
.skip:focus { left: 1rem; top: 1rem; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.72);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s var(--ease), background .25s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--line); background: rgba(255,255,255,.88); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.brand {
  display: inline-flex; align-items: center; gap: .6rem;
  color: var(--ink); font-weight: 700; font-size: 1.05rem; letter-spacing: -0.01em;
  text-decoration: none;
}
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 40px; height: 40px;
  object-fit: contain;
  flex: none;
}
.brand-text-accent { color: var(--brand); margin-left: .15em; }

.primary-nav { display: flex; align-items: center; gap: 1.6rem; }
.primary-nav a {
  color: var(--ink-2); font-weight: 500; font-size: .96rem;
}
.primary-nav a:hover { color: var(--ink); text-decoration: none; }
.primary-nav .btn { font-size: .92rem; padding: .55rem 1rem; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .8rem 1.25rem; border-radius: 999px;
  font-weight: 600; font-size: .98rem; letter-spacing: -.005em;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .15s var(--ease), background .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
  white-space: nowrap;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--brand) 0%, var(--accent) 120%);
  box-shadow: 0 6px 18px rgba(37, 99, 235, .35);
}
.btn-primary:hover { box-shadow: 0 10px 24px rgba(37, 99, 235, .45); }
.btn-ghost {
  color: var(--ink); background: transparent; border-color: var(--line);
}
.btn-ghost:hover { background: var(--surface-alt); }
.btn-link {
  color: var(--brand); padding-inline: 0; background: transparent;
}
.btn-link:hover { color: var(--ink); transform: none; }
.btn-lg { padding: 1rem 1.6rem; font-size: 1.05rem; }

/* Hero */
.hero { position: relative; padding: 8rem 0 6rem; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(60% 50% at 80% 0%, rgba(6, 182, 212, .14), transparent 60%),
    radial-gradient(50% 50% at 10% 20%, rgba(59, 130, 246, .15), transparent 60%),
    linear-gradient(180deg, #f7faff 0%, #ffffff 60%);
  z-index: -1;
}
.hero-inner { max-width: 880px; }
.eyebrow {
  display: inline-block; margin: 0 0 1.2rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: .8rem; font-weight: 500;
  letter-spacing: .12em; text-transform: uppercase; color: var(--brand);
}
.hero h1 .grad {
  background: linear-gradient(90deg, var(--brand) 0%, var(--accent) 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.lede {
  font-size: 1.2rem; color: var(--ink-2); max-width: 640px; margin-top: 1.25rem;
}
.cta-row {
  display: flex; flex-wrap: wrap; gap: 1rem; align-items: center;
  margin-top: 2rem;
}
/* Sections */
.section { padding: 6rem 0; }
.section-alt { background: var(--surface-alt); }
.section-head { max-width: 720px; margin: 0 auto 3rem; text-align: center; }
.section-head .eyebrow { color: var(--brand); }
.section-lede { font-size: 1.1rem; color: var(--ink-2); }

/* Service cards */
.cards {
  display: grid; gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.card {
  background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}
.card-icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, #eef4ff, #e6fbff);
  color: var(--brand);
  margin-bottom: 1.2rem;
}
.card h3 { font-size: 1.3rem; }
.card-list {
  list-style: none; padding: 0; margin: 1rem 0 0;
  font-size: .94rem; color: var(--ink-2);
  display: grid; gap: .35rem;
}
.card-list li::before {
  content: "→"; color: var(--brand); margin-right: .55rem; font-weight: 600;
}

/* Steps */
.steps {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.steps li {
  background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.6rem;
}
.step-num {
  display: inline-block;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: .82rem; color: var(--brand); font-weight: 600; letter-spacing: .08em;
  margin-bottom: .8rem;
}

/* CTA */
.section-cta {
  background:
    radial-gradient(80% 100% at 100% 0%, rgba(6, 182, 212, .25), transparent 60%),
    radial-gradient(70% 100% at 0% 100%, rgba(59, 130, 246, .35), transparent 60%),
    linear-gradient(135deg, var(--bg) 0%, var(--bg-2) 100%);
  color: #e2e8f0;
}
.section-cta h2 { color: #fff; }
.cta-inner { max-width: 760px; margin: 0 auto; text-align: center; }
.cta-lede { font-size: 1.1rem; color: #cbd5e1; }
.cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-top: 1.5rem; }
.section-cta .btn-link { color: #67e8f9; }

/* Footer */
.site-footer {
  background: #fff; border-top: 1px solid var(--line);
  padding: 2.5rem 0;
}
.footer-inner {
  display: grid; grid-template-columns: 1.4fr 1fr auto; align-items: center; gap: 1.5rem;
}
.footer-inner p { margin: .25rem 0 0; color: var(--ink-3); font-size: .92rem; }
.footer-inner nav { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.footer-inner nav a { color: var(--ink-2); font-size: .94rem; }
.footer-inner .copy { font-size: .85rem; color: var(--ink-3); margin: 0; }

/* Responsive */
@media (max-width: 760px) {
  .primary-nav { gap: 1rem; }
  .primary-nav a:not(.btn) { display: none; }
  .hero { padding: 5rem 0 4rem; }
  .section { padding: 4rem 0; }
  .footer-inner { grid-template-columns: 1fr; text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}