@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=IBM+Plex+Sans:wght@400;500;600&display=swap');

:root {
  --ink: #0E1A26;
  --blueprint: #1C3F5E;
  --amber: #C9862F;
  --amber-bright: #E0A552;
  --paper: #F7F8F8;
  --paper-line: #E1E4E6;
  --text-on-ink: #E8ECEE;
  --text-on-paper: #1A2229;
  --muted-on-ink: #9AA9B4;
  --muted-on-paper: #5D6B75;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  background: var(--paper);
  color: var(--text-on-paper);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  letter-spacing: -0.01em;
}

a { color: inherit; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 28px; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247,248,248,0.95);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--paper-line);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.nav-brand { display: flex; align-items: center; gap: 11px; text-decoration: none; }
.nav-brand img { width: 28px; height: 28px; }
.nav-brand .name { font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 17px; color: var(--ink); letter-spacing: 0.01em; }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a { text-decoration: none; font-size: 14.5px; font-weight: 500; color: var(--text-on-paper); }
.nav-links a:hover { color: var(--amber); }
.nav-cta {
  font-size: 13.5px; font-weight: 500;
  background: var(--ink); color: var(--text-on-ink); padding: 11px 20px; border-radius: 7px;
  text-decoration: none;
}
.nav-cta:hover { background: var(--blueprint); }
.nav-toggle { display: none; background: none; border: none; font-size: 24px; color: var(--ink); cursor: pointer; }
.nav-links-mobile {
  display: none; list-style: none; flex-direction: column; background: var(--paper);
  border-top: 1px solid var(--paper-line); padding: 8px 28px 18px;
}
.nav-links-mobile.open { display: flex; }
.nav-links-mobile a { display: block; padding: 12px 0; text-decoration: none; color: var(--text-on-paper); font-size: 15px; border-bottom: 1px solid var(--paper-line); }

/* ---------- Hero ---------- */
.hero {
  background: var(--ink);
  color: var(--text-on-ink);
}
.hero-grid { max-width: 1120px; margin: 0 auto; padding: 92px 28px; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 50px; align-items: center; }
.hero-eyebrow { font-size: 13.5px; font-weight: 500; color: var(--amber-bright); letter-spacing: 0.03em; margin-bottom: 18px; }
.hero h1 { font-size: 46px; line-height: 1.14; margin-bottom: 22px; }
.hero h1 em { color: var(--amber-bright); font-style: normal; }
.hero p.lead { font-size: 17px; color: var(--muted-on-ink); max-width: 480px; margin-bottom: 32px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-block; padding: 14px 24px; border-radius: 8px; text-decoration: none;
  font-size: 14.5px; font-weight: 500;
  border: 1.5px solid transparent; cursor: pointer;
}
.btn-amber { background: var(--amber); color: var(--ink); }
.btn-amber:hover { background: var(--amber-bright); }
.btn-outline { border-color: #33475A; color: var(--text-on-ink); }
.btn-outline:hover { border-color: var(--amber-bright); color: var(--amber-bright); }

/* Hero mark panel */
.hero-mark-panel { display: flex; align-items: center; justify-content: center; }
.hero-mark-panel img { width: 200px; height: 200px; }

/* ---------- Sections ---------- */
section { padding: 88px 0; }
.section-head { max-width: 620px; margin-bottom: 48px; }
.eyebrow { font-size: 13px; font-weight: 600; color: var(--amber); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 12px; display: block; }
.section-head h2 { font-size: 30px; margin-bottom: 14px; color: var(--ink); }
.section-head p { color: var(--muted-on-paper); font-size: 15.5px; }

/* Credibility strip */
.credibility { background: var(--blueprint); color: var(--text-on-ink); padding: 44px 0; }
.cred-row { display: flex; flex-wrap: wrap; gap: 40px; justify-content: space-between; text-align: center; }
.cred-item { flex: 1; min-width: 200px; }
.cred-item .num { font-family: 'Space Grotesk', sans-serif; font-size: 27px; font-weight: 700; }
.cred-item .label { font-size: 12.5px; color: #C3D0D8; margin-top: 6px; }

/* Services */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.svc-card {
  background: #fff; border: 1px solid var(--paper-line); border-radius: 10px; padding: 28px;
}
.svc-code { font-size: 11.5px; font-weight: 600; color: var(--amber); letter-spacing: 0.04em; margin-bottom: 14px; display: block; }
.svc-icon { width: 40px; height: 40px; margin-bottom: 16px; }
.svc-icon svg { width: 100%; height: 100%; }
.svc-card h3 { font-size: 17px; margin-bottom: 10px; color: var(--ink); }
.svc-card p { font-size: 14px; color: var(--muted-on-paper); }

/* Approach - real sequence, numbered legitimately */
.approach-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.approach-list::before {
  content: ""; position: absolute; top: 22px; left: 6%; right: 6%; height: 1px;
  background: var(--paper-line);
}
.approach-step { position: relative; padding-right: 20px; }
.approach-num {
  width: 44px; height: 44px; border-radius: 50%; background: var(--ink); color: var(--amber-bright);
  display: flex; align-items: center; justify-content: center; font-family: 'Space Grotesk', sans-serif; font-weight: 600;
  font-size: 15px; margin-bottom: 18px; position: relative; z-index: 2;
}
.approach-step h4 { font-size: 15.5px; margin-bottom: 8px; color: var(--ink); }
.approach-step p { font-size: 13.5px; color: var(--muted-on-paper); }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 50px; align-items: start; }
.about-tag { font-size: 13px; font-weight: 600; color: var(--amber); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 14px; display: block; }
.about-grid h2 { font-size: 26px; color: var(--ink); margin-bottom: 18px; }
.about-grid p { color: var(--muted-on-paper); font-size: 15px; margin-bottom: 14px; }
.creds-list { list-style: none; }
.creds-list li { font-size: 14px; padding: 12px 0; border-bottom: 1px solid var(--paper-line); display: flex; justify-content: space-between; gap: 16px; }
.creds-list li span:last-child { font-size: 13px; color: var(--muted-on-paper); white-space: nowrap; }

/* Contact */
.contact { background: var(--ink); color: var(--text-on-ink); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.contact h2 { color: #fff; font-size: 30px; margin-bottom: 16px; }
.contact p { color: var(--muted-on-ink); margin-bottom: 26px; font-size: 15px; max-width: 420px; }
.contact-detail { font-size: 14.5px; padding: 12px 0; border-bottom: 1px solid rgba(154,169,180,0.2); }
.contact-detail b { color: var(--amber-bright); display: block; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 5px; font-weight: 600; }

/* Footer */
footer { background: var(--ink); border-top: 1px solid rgba(154,169,180,0.15); padding: 26px 0; }
footer .wrap { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
footer p { font-size: 13px; color: var(--muted-on-ink); }

/* Quadrant grid (Launch/Scale/Critical/Advance) */
.quad-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.quad-card { background: #fff; border: 1px solid var(--paper-line); border-radius: 10px; padding: 24px; }
.quad-tag { font-size: 12px; font-weight: 600; color: var(--amber); letter-spacing: 0.04em; margin-bottom: 12px; display: block; }
.quad-card h3 { font-size: 15.5px; margin-bottom: 8px; color: var(--ink); }
.quad-card p { font-size: 13.5px; color: var(--muted-on-paper); }

/* Six-step approach variant */
.approach-list.six { grid-template-columns: repeat(6, 1fr); }
.approach-list.six::before { left: 4%; right: 4%; }

/* AI dimensions row */
.ai-dim-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.ai-dim { background: #fff; border: 1px solid var(--paper-line); border-radius: 10px; padding: 20px 16px; }
.ai-dim span { color: var(--amber); font-size: 12px; font-weight: 600; }
.ai-dim h4 { color: var(--ink); font-size: 15px; margin: 10px 0 6px; }
.ai-dim p { color: var(--muted-on-paper); font-size: 12.5px; }

/* Selected experience - simple, no heavy card chrome */
.exp-simple { max-width: 760px; }
.exp-simple p { font-size: 15px; color: var(--muted-on-paper); margin-bottom: 28px; }
.exp-stat-row { display: flex; flex-wrap: wrap; gap: 48px; }
.exp-stat .num { font-family: 'Space Grotesk', sans-serif; font-size: 26px; font-weight: 700; color: var(--ink); }
.exp-stat .label { font-size: 12.5px; color: var(--muted-on-paper); margin-top: 4px; }
.exp-note { font-size: 12.5px; color: var(--muted-on-paper); margin-top: 28px; }

/* Contact form */
#contact-form { margin-top: 26px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
#contact-form input, #contact-form select, #contact-form textarea {
  width: 100%; padding: 13px 14px; border-radius: 8px; border: 1.5px solid transparent;
  background: #fff; color: var(--text-on-paper); font-size: 14px; font-family: 'IBM Plex Sans', sans-serif;
}
#contact-form textarea { width: 100%; margin-bottom: 14px; resize: vertical; }
#contact-form input::placeholder, #contact-form textarea::placeholder { color: var(--muted-on-paper); }
#contact-form input:focus, #contact-form select:focus, #contact-form textarea:focus { outline: none; border-color: var(--amber); }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-brand .name { white-space: nowrap; font-size: 15px; }
  .nav-cta { font-size: 12px; padding: 9px 14px; white-space: nowrap; }
  .nav .wrap { gap: 10px; }
  .hero-grid { grid-template-columns: 1fr; padding: 56px 20px; }
  .hero-mark-panel { display: none; }
  .hero h1 { font-size: 32px; }
  .svc-grid { grid-template-columns: 1fr; }
  .approach-list { grid-template-columns: 1fr; gap: 28px; }
  .approach-list::before { display: none; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .cred-row { gap: 24px; }
  .quad-grid { grid-template-columns: 1fr 1fr; }
  .approach-list.six { grid-template-columns: 1fr 1fr; gap: 24px; }
  .approach-list.six::before { display: none; }
  .ai-dim-grid { grid-template-columns: 1fr 1fr; }
  .exp-stat-row { gap: 28px; }
  .form-row { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}