:root {
  --bg: #ffffff;
  --bg-soft: #fafafa;
  --bg-dark: #0a0a0f;
  --text: #0a0a0f;
  --text-soft: #4b5563;
  --text-mute: #6b7280;
  --border: #e5e7eb;
  --border-soft: #f1f1f4;
  --accent: #4f46e5;
  --accent-soft: #eef2ff;
  --accent-deep: #3730a3;
  --max: 1080px;
  --radius: 12px;
  --radius-lg: 16px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border-soft);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.brand-mark { display: block; }   /* inline SVG logo mark */
.nav-right { display: flex; align-items: center; gap: 20px; }
.nav-link { font-size: 14.5px; color: var(--text-soft); }
.nav-link:hover { color: var(--text); }
.brand-name { font-size: 17px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 18px;
  border-radius: 999px;
  font-family: inherit;
  font-weight: 500;
  font-size: 14.5px;
  border: 1px solid transparent;
  transition: transform 0.06s ease, background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--text); color: #fff; }
.btn-primary:hover { background: #1f2937; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { background: var(--bg-soft); }
.btn-sm { padding: 8px 14px; font-size: 13.5px; }
.btn-lg { padding: 14px 24px; font-size: 15px; }

/* ---------- hero ---------- */
.hero {
  padding: 96px 0 72px;
  background:
    radial-gradient(1100px 500px at 50% -10%, #eef2ff 0%, rgba(238,242,255,0) 60%),
    var(--bg);
}
.eyebrow {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-soft);
  letter-spacing: 0.01em;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(34px, 5.2vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0 0 24px;
  max-width: 940px;
}
.accent { color: var(--accent); }
.hero-sub {
  font-size: 18.5px;
  line-height: 1.55;
  color: var(--text-soft);
  max-width: 740px;
  margin: 0 0 32px;
}
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 40px; }

.agents {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 28px;
  border-top: 1px solid var(--border-soft);
}
.agents-label {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-mute);
  font-weight: 600;
}
.agent-chip {
  font-weight: 600;
  font-size: 15px;
  color: var(--text);
}
.agent-dot { color: var(--text-mute); }

/* ---------- sections ---------- */
section { padding: 88px 0; border-top: 1px solid var(--border-soft); }
.section-eyebrow {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0 0 12px;
  max-width: 840px;
}

/* ---------- features ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}
.feature {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: #fff;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.feature:hover { border-color: var(--accent); transform: translateY(-2px); }
.feature-ic { font-size: 26px; margin-bottom: 14px; }
.feature h3 { margin: 0 0 8px; font-size: 18px; font-weight: 600; letter-spacing: -0.01em; }
.feature p { margin: 0; font-size: 14.5px; color: var(--text-soft); line-height: 1.55; }
.feature code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9em;
  background: var(--accent-soft);
  color: var(--accent-deep);
  padding: 1px 5px;
  border-radius: 5px;
}
@media (max-width: 860px) { .feature-grid { grid-template-columns: 1fr; } }

/* ---------- about ---------- */
.about { background: var(--bg-soft); }
.about-inner {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  align-items: center;
}
.founder-photo {
  position: relative;
  width: 260px;
  aspect-ratio: 2 / 3;   /* matches the headshot (1200x1800) so it shows fully, no crop */
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--accent);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.founder-initials { color: #fff; font-size: 64px; font-weight: 700; letter-spacing: -0.02em; }
.founder-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.about-text h2 { margin-bottom: 16px; }
.founder-name { font-size: 22px; font-weight: 700; letter-spacing: -0.01em; margin: 0 0 2px; }
.founder-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin: 0 0 18px;
}
.founder-bio { font-size: 16px; color: var(--text-soft); line-height: 1.6; margin: 0 0 22px; max-width: 60ch; }
.linkedin {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 9px 16px;
  border-radius: 999px;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.linkedin svg { width: 20px; height: 20px; color: #0a66c2; }
.linkedin:hover { border-color: #0a66c2; color: #0a66c2; }
@media (max-width: 760px) {
  .about-inner { grid-template-columns: 1fr; gap: 28px; }
  .founder-photo { width: 180px; }
  .founder-initials { font-size: 46px; }
}

/* ---------- cta ---------- */
.cta { background: var(--bg-dark); color: #fff; border-top: none; }
.cta-inner { text-align: center; padding: 24px 0; }
.cta h2 { color: #fff; margin: 0 auto 14px; }
.cta p { color: #c7c8d1; font-size: 17px; max-width: 600px; margin: 0 auto 28px; }
.cta .btn-primary { background: var(--accent); color: #fff; }
.cta .btn-primary:hover { background: #6366f1; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--border-soft); padding: 32px 0; background: #fff; }
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; }
.footer-tag { font-size: 14px; color: var(--text-soft); }
.footer-meta { font-size: 13px; color: var(--text-mute); }