/* ===========================================================
   AeroGlyph — Marketing Site Design System
   Paper-and-plate: technical drafting paper meets anodized
   instrument nameplates. Light, warm, precise.
=========================================================== */

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

:root {
  --paper:      #F7F4EE;
  --paper-dim:  #EFEBE1;
  --ink:        #1B2A3D;
  --ink-soft:   #3C4B5E;
  --muted:      #7C8798;
  --rule:       #DDD6C4;
  --accent:     #E8890C;
  --accent-ink: #A85F00;
  --plate:      #081220;
  --plate-line: #FD9303;

  --display: 'Space Grotesk', sans-serif;
  --body:    'IBM Plex Sans', sans-serif;
  --mono:    'IBM Plex Mono', monospace;

  --maxw: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; display: block; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }

/* ---------- Type ---------- */
h1, h2, h3 {
  font-family: var(--display);
  font-weight: 600;
  color: var(--ink);
  margin: 0;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); line-height: 1.08; font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); line-height: 1.2; }
h3 { font-size: 1.25rem; line-height: 1.3; }
p { margin: 0 0 1em; color: var(--ink-soft); }
.lede { font-size: 1.15rem; color: var(--ink-soft); max-width: 640px; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-ink);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.eyebrow::before {
  content: '';
  width: 20px; height: 1px;
  background: var(--accent);
}

/* ---------- Nav ---------- */
.site-nav {
  position: sticky; top: 0; z-index: 40;
  background: rgba(247,244,238,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
}
.site-nav .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.wordmark {
  font-family: var(--display); font-weight: 700; font-size: 1.3rem;
  display: flex; align-items: center; gap: 8px;
  color: var(--ink);
}
.wordmark .dot { color: var(--accent); }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
  font-family: var(--mono); font-size: 0.82rem; letter-spacing: 0.03em;
  color: var(--ink-soft);
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: color .15s, border-color .15s;
}
.nav-links a:hover, .nav-links a.active { color: var(--ink); border-color: var(--accent); }
.nav-cta {
  font-family: var(--mono); font-size: 0.82rem;
  background: var(--ink); color: var(--paper) !important;
  padding: 9px 18px; border-radius: 3px;
  border-bottom: none !important;
}
.nav-cta:hover { background: var(--accent-ink); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 0.88rem; letter-spacing: 0.02em;
  padding: 13px 24px; border-radius: 3px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .12s, background .15s, border-color .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--accent-ink); }
.btn-outline { border-color: var(--ink); color: var(--ink); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent-ink); }
.btn-row { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- Hero ---------- */
.hero {
  padding: 88px 0 64px;
  position: relative;
}
.hero .wrap { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.hero h1 { margin-bottom: 20px; }
.hero .lede { margin-bottom: 32px; }

/* Signature: instrument plate wall */
.plate-wall {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.plate {
  background: var(--plate);
  border-radius: 6px;
  aspect-ratio: 1;
  display: flex; align-items: center; justify-content: center;
  padding: 14px;
  position: relative;
  box-shadow: 0 8px 24px -8px rgba(27,42,61,0.35);
}
.plate:nth-child(2) { transform: translateY(-10px) rotate(-1.5deg); }
.plate:nth-child(4) { transform: translateY(8px) rotate(1.5deg); }
.plate:nth-child(6) { transform: translateY(-6px) rotate(-1deg); }
.plate svg { width: 100%; height: 100%; }
.plate-tag {
  position: absolute; bottom: 6px; left: 8px;
  font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.08em;
  color: rgba(253,147,3,0.65);
}

/* ---------- Sections ---------- */
section { padding: 64px 0; }
.section-alt { background: var(--paper-dim); }
.section-head { margin-bottom: 40px; max-width: 640px; }
.rule { border: none; border-top: 1px solid var(--rule); margin: 0; }

/* ---------- Path cards ---------- */
.paths { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.path-card {
  background: var(--paper); border: 1px solid var(--rule); border-radius: 8px;
  padding: 36px; display: flex; flex-direction: column; gap: 16px;
  transition: border-color .15s, transform .15s;
}
.path-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.path-card .eyebrow { margin-bottom: 0; }
.path-card p { margin-bottom: 0; flex: 1; }

.course-extra { margin-top: 56px; }
.course-extra .path-card:hover { transform: none; }
.territory-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 24px; }
.territory-grid .path-card { display: flex; flex-direction: column; }
.territory-grid .path-card .btn-row { margin-top: auto; padding-top: 12px; }
.course-extra > .note { margin-top: 16px; }
@media (max-width: 720px) { .territory-grid { grid-template-columns: 1fr; } }

/* ---------- Family index ---------- */
.fam-index { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; border: 1px solid var(--rule); border-radius: 8px; overflow: hidden; }
.fam-row {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--rule);
  border-right: 1px solid var(--rule);
}
.fam-row:nth-child(2n) { border-right: none; }
.fam-num { font-family: var(--mono); font-size: 0.78rem; color: var(--accent-ink); min-width: 34px; }
.fam-name { font-size: 0.92rem; color: var(--ink-soft); }

/* ---------- Gallery grid ---------- */
.gallery-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.gal-plate {
  background: var(--plate); border-radius: 6px; padding: 18px;
  display: flex; flex-direction: column; gap: 10px;
  box-shadow: 0 8px 24px -8px rgba(27,42,61,0.3);
}
.gal-plate svg { width: 100%; }
.gal-cap { font-family: var(--mono); font-size: 0.68rem; color: rgba(247,244,238,0.75); letter-spacing: 0.03em; }
.gal-cap b { color: rgba(253,147,3,0.85); display: block; font-size: 0.72rem; margin-bottom: 2px; }

/* ---------- Numbered sequence (Courses) ---------- */
.module-list { display: flex; flex-direction: column; }
.module {
  display: grid; grid-template-columns: 90px 1fr; gap: 24px;
  padding: 28px 0; border-bottom: 1px solid var(--rule);
}
.module:first-child { padding-top: 0; }
.module-num { font-family: var(--mono); font-size: 1.6rem; color: var(--accent); font-weight: 500; }
.module h3 { margin-bottom: 8px; }
.module-credential {
  display: inline-block; margin-top: 10px;
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.05em;
  color: var(--accent-ink); border: 1px solid var(--accent); border-radius: 3px;
  padding: 4px 10px;
}

/* ---------- Service cards (Consulting) ---------- */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card {
  border: 1px solid var(--rule); border-radius: 8px; padding: 28px;
  display: flex; flex-direction: column; gap: 12px;
}
.service-card h3 { font-size: 1.1rem; }

/* ---------- Form ---------- */
.form-grid { display: grid; gap: 18px; max-width: 560px; }
label { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.03em; color: var(--ink-soft); display: block; margin-bottom: 6px; }
input, textarea, select {
  width: 100%; font-family: var(--body); font-size: 0.95rem;
  padding: 12px 14px; border: 1px solid var(--rule); border-radius: 4px;
  background: #fff; color: var(--ink);
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
textarea { resize: vertical; min-height: 120px; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--rule); padding: 48px 0 32px; }
footer .wrap { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 24px; }
.footer-cols { display: flex; gap: 56px; }
.footer-col h4 { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin: 0 0 12px; }
.footer-col a { display: block; font-size: 0.88rem; color: var(--ink-soft); margin-bottom: 8px; }
.footer-col a:hover { color: var(--accent-ink); }
.footer-note { font-family: var(--mono); font-size: 0.72rem; color: var(--muted); margin-top: 32px; }

/* ---------- Utility ---------- */
.center { text-align: center; }
.mt-lg { margin-top: 64px; }

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .paths { grid-template-columns: 1fr; }
  .fam-index { grid-template-columns: 1fr; }
  .fam-row:nth-child(2n) { border-right: 1px solid var(--rule); }
  .services { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
  .module { grid-template-columns: 56px 1fr; }
}

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

/* ---------- Logo mark (17-mark ring) ---------- */
.logo-mark { display: block; flex: none; }
/* ---------- Territories on the home page ---------- */
.terr-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.terr-block { border: 1px solid var(--rule); border-radius: 8px; background: var(--paper); overflow: hidden; }
.terr-head { padding: 18px 20px 12px; border-bottom: 1px solid var(--rule); }
.terr-n { font-family: var(--mono); font-size: 0.72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-ink); }
.terr-head h3 { margin: 4px 0 6px; font-size: 1.15rem; }
.terr-head p { margin: 0; font-size: 0.88rem; }
.terr-fams .fam-row { border-right: none; padding: 10px 20px; }
.terr-fams .fam-row:last-child { border-bottom: none; }
@media (max-width: 760px) { .terr-grid { grid-template-columns: 1fr; } }
.gallery-grid .gal-plate:last-child:nth-child(4n+1) { grid-column: 2 / 4; justify-self: center; width: calc(50% - 9px); }
@media (max-width: 760px) { .gallery-grid .gal-plate:last-child:nth-child(4n+1) { grid-column: auto; width: auto; } }

/* ---------- v1.1: four services ---------- */
.wordmark { gap: 10px; }
.bucket-bar { border-bottom: 1px solid var(--rule); background: var(--paper-dim); }
.bucket-bar .wrap { display: grid; grid-template-columns: repeat(4, 1fr); }
.bucket-bar a {
  display: flex; align-items: baseline; gap: 10px; padding: 16px 20px;
  font-family: var(--mono); font-size: 0.82rem; color: var(--ink-soft);
  border-right: 1px solid var(--rule); border-bottom: 2px solid transparent;
}
.bucket-bar a:first-child { border-left: 1px solid var(--rule); }
.bucket-bar a b { color: var(--accent-ink); font-weight: 500; }
.bucket-bar a:hover { color: var(--ink); background: var(--paper); }
.bucket-bar a.active { color: var(--ink); background: var(--paper); border-bottom-color: var(--accent); }
.paths.four { grid-template-columns: repeat(4, 1fr); gap: 18px; }
.paths.four .path-card { padding: 28px; }
.path-num { font-family: var(--mono); font-size: 1.6rem; color: var(--accent); font-weight: 500; line-height: 1; }
.path-card h3 { font-size: 1.3rem; }
.path-link { font-family: var(--mono); font-size: 0.82rem; color: var(--accent-ink); }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--rule); border-radius: 8px; overflow: hidden; }
.step { padding: 24px; border-right: 1px solid var(--rule); }
.step:last-child { border-right: none; }
.step .path-num { font-size: 1.1rem; margin-bottom: 10px; }
.step h3 { font-size: 1.05rem; margin-bottom: 6px; }
.step p { font-size: 0.9rem; margin: 0; }
.note { font-family: var(--mono); font-size: 0.78rem; color: var(--muted); max-width: 640px; }
@media (max-width: 1080px) { .paths.four { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 880px) {
  .paths.four { grid-template-columns: 1fr; }
  .bucket-bar .wrap { grid-template-columns: repeat(2, 1fr); padding: 0; }
  .bucket-bar a { border-bottom: 1px solid var(--rule); }
  .steps { grid-template-columns: 1fr 1fr; }
  .step:nth-child(2) { border-right: none; }
  .step:nth-child(-n+2) { border-bottom: 1px solid var(--rule); }
}
.footer-cols { flex-wrap: wrap; }
@media (max-width: 880px) { .footer-cols { gap: 32px; } }

/* ---------- v1.2: phone menu, pricing, legal, form states ---------- */
.nav-toggle { display: none; background: none; border: 1px solid var(--rule); border-radius: 4px; width: 44px; height: 40px; cursor: pointer; padding: 0; color: var(--ink); }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { display: block; width: 20px; height: 2px; background: currentColor; margin: 0 auto; position: relative; content: ''; }
.nav-toggle span::before { position: absolute; top: -6px; left: 0; }
.nav-toggle span::after { position: absolute; top: 6px; left: 0; }
@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .nav-links { display: none; position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--paper); border-bottom: 1px solid var(--rule); padding: 8px 32px 20px; box-shadow: 0 12px 24px -12px rgba(27,42,61,0.25); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 14px 0; border-bottom: 1px solid var(--rule); font-size: 0.95rem; }
  .nav-links .nav-cta { margin-top: 14px; text-align: center; border-bottom: none; padding: 13px 18px; }
}
.tbd { color: var(--accent-ink); font-style: italic; }
.price-group { padding: 8px 0 40px; }
.price-head { display: flex; align-items: baseline; gap: 14px; padding-bottom: 14px; border-bottom: 2px solid var(--ink); flex-wrap: wrap; }
.price-head h2 { font-size: 1.5rem; }
.price-head .path-link { margin-left: auto; }
.price-row { display: grid; grid-template-columns: 1fr auto; gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--rule); align-items: baseline; }
.price-row h3 { font-size: 1.05rem; margin-bottom: 4px; }
.price-row p { margin: 0; font-size: 0.92rem; }
.price-cell { text-align: right; display: flex; flex-direction: column; gap: 2px; min-width: 150px; }
.price { font-family: var(--display); font-weight: 600; font-size: 1.25rem; color: var(--ink); }
.price small { font-family: var(--mono); font-size: 0.7rem; color: var(--muted); font-weight: 400; }
.price.tbd { font-size: 1rem; font-weight: 500; }
.price.quote { font-size: 1rem; font-weight: 500; color: var(--accent-ink); }
.legal .effective { font-family: var(--mono); font-size: 0.78rem; color: var(--accent-ink); margin-bottom: 18px; }
.unit { font-family: var(--mono); font-size: 0.72rem; color: var(--muted); }
.legal { max-width: 760px; }
.legal h2 { font-size: 1.25rem; margin: 40px 0 10px; }
.legal p, .legal li { font-size: 0.98rem; }
.legal ul { padding-left: 20px; color: var(--ink-soft); }
.legal a { color: var(--accent-ink); text-decoration: underline; }
.draft-banner { border: 1px solid var(--accent); background: #FFF6E6; border-radius: 6px; padding: 14px 18px; font-family: var(--mono); font-size: 0.78rem; color: var(--accent-ink); margin: 0 0 32px; }
.form-note { font-family: var(--mono); font-size: 0.78rem; color: var(--muted); margin: 0; min-height: 1.2em; }
.form-note.ok { color: #2F6B3A; } .form-note.err { color: #A33A2A; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.contact-lines { font-family: var(--mono); font-size: 0.85rem; color: var(--ink-soft); margin-top: 28px; display: grid; gap: 6px; }
.contact-lines a { color: var(--accent-ink); }
@media (max-width: 880px) { .price-row { grid-template-columns: 1fr; gap: 8px; } .price-cell { text-align: left; flex-direction: row; align-items: baseline; gap: 10px; } .price-head .path-link { margin-left: 0; } }