/* ---------- Tokens ---------- */
:root {
  --ink: #15130f;
  --charcoal: #201d18;
  --charcoal-soft: #2a2620;
  --paper: #f6f1e8;
  --paper-soft: #efe8db;
  --bronze: #a9804a;
  --bronze-soft: #c2a06f;
  --muted: #6d665b;
  --muted-dark: #a89f90;
  --line: rgba(21, 19, 15, 0.14);
  --line-dark: rgba(246, 241, 232, 0.16);
  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", Consolas, monospace;
  --radius: 12px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.7;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; }

.container { width: min(1120px, 90%); margin-inline: auto; }
.container.narrow { width: min(760px, 90%); }
.center { text-align: center; }

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); margin-bottom: 0.5em; }
h3 { font-size: 1.45rem; margin-bottom: 0.35em; }

p { color: var(--muted); max-width: 68ch; }
p + p { margin-top: 1em; }

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

.emphasis {
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-top: 1.6em;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--bronze);
  font-weight: 500;
  margin-bottom: 1.2rem;
}

.section { padding: 7rem 0; }
.section-line { border-top: 1px solid var(--line); }
.section-intro { margin-bottom: 3rem; max-width: 60ch; }

/* Dark sections with blueprint grid */
.dark, .dark-alt {
  background-color: var(--ink);
  background-image:
    linear-gradient(rgba(246, 241, 232, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(246, 241, 232, 0.032) 1px, transparent 1px);
  background-size: 44px 44px;
  color: var(--paper);
}
.dark-alt { background-color: var(--charcoal); }
.dark p, .dark-alt p { color: var(--muted-dark); }
.dark .emphasis { color: var(--paper); }

/* ---------- Header (floating pill) ---------- */
.site-header {
  position: sticky;
  top: 14px;
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  background: rgba(21, 19, 15, 0.92);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(246, 241, 232, 0.14);
  border-radius: 999px;
  padding: 0 0.8rem 0 1.6rem;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  letter-spacing: 0.01em;
  color: var(--paper);
}
.logo span { color: var(--bronze-soft); }

.site-nav { display: flex; align-items: center; gap: 1.8rem; margin-left: 2.5rem; }
.site-nav a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--muted-dark);
  transition: color 0.15s;
}
.site-nav a:hover { color: var(--paper); }
.site-nav a[aria-current="page"] { color: var(--bronze-soft); }

.nav-cta {
  color: #fff !important;
  background: var(--bronze);
  padding: 0.55rem 1.3rem;
  border-radius: 999px;
  transition: background 0.15s, color 0.15s;
}
.nav-cta:hover { background: var(--bronze-soft); color: var(--ink) !important; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; margin-right: 0.5rem; }
.nav-toggle span {
  display: block; width: 22px; height: 2px; margin: 5px 0;
  background: var(--paper);
}

/* ---------- Hero ---------- */
.hero { padding: 7rem 0 6rem; }

.hero .eyebrow { color: var(--bronze-soft); }

.hero h1 { max-width: 18ch; }
.hero h1 .accent { color: var(--bronze-soft); }

.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 4rem;
  align-items: center;
}

.glance {
  border: 1px solid rgba(246, 241, 232, 0.14);
  border-radius: 18px;
  padding: 1.8rem 1.9rem;
  background: rgba(246, 241, 232, 0.025);
}
.glance-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--bronze-soft);
  margin-bottom: 0.8rem;
}
.glance-row {
  display: flex;
  align-items: baseline;
  gap: 1.1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(246, 241, 232, 0.1);
  color: var(--paper);
  font-size: 0.95rem;
}
.glance-row:last-of-type { border-bottom: 0; }
.glance-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--bronze-soft);
}
.glance-foot {
  margin-top: 0.6rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(246, 241, 232, 0.1);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--muted-dark);
}

.hero .lede {
  font-size: 1.12rem;
  max-width: 58ch;
  margin-top: 1.4rem;
}

.hero-philosophy {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  color: var(--paper);
  margin-top: 2.2rem;
  border-left: 2px solid var(--bronze);
  padding-left: 1.2rem;
}

.hero-actions { display: flex; gap: 1rem; margin-top: 2.8rem; flex-wrap: wrap; }

.hero-location {
  margin-top: 3.2rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--muted-dark);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.btn-primary { background: var(--bronze); color: #fff; }
.btn-primary:hover { background: var(--bronze-soft); color: var(--ink); }

.btn-ghost { border: 1px solid var(--line-dark); color: inherit; }
.btn-ghost:hover { border-color: var(--bronze); color: var(--bronze-soft); }

/* Light-section ghost buttons */
main > .section:not(.dark):not(.dark-alt) .btn-ghost { border-color: var(--line); }
main > .section:not(.dark):not(.dark-alt) .btn-ghost:hover { color: var(--bronze); }

.cta-space { margin-top: 2.4rem; }

/* ---------- Proof strip ---------- */
.proof { padding: 4.5rem 0; border-top: 1px solid var(--line-dark); }

.proof-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--paper);
  margin-bottom: 2.6rem;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem 2.5rem;
}

.proof-item { border-left: 1px solid var(--line-dark); padding-left: 1.2rem; }

.proof-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--bronze-soft);
  line-height: 1.2;
}

.proof-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--muted-dark);
  margin-top: 0.5rem;
}

.proof-disclaimer {
  margin-top: 2.8rem;
  font-size: 0.78rem;
  color: var(--muted-dark);
  opacity: 0.75;
}

/* ---------- Editorial heading ---------- */
.editorial { font-size: clamp(1.9rem, 3.6vw, 2.7rem); margin-bottom: 1.2em; max-width: 24ch; }
.center .editorial { margin-inline: auto; }

/* ---------- Services ---------- */
.service {
  border-top: 1px solid var(--line);
  padding: 3.5rem 0;
}
.service:last-of-type { border-bottom: 1px solid var(--line); }

.service-head {
  display: flex;
  gap: 1.6rem;
  align-items: baseline;
  margin-bottom: 1.8rem;
}

.service-num {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--bronze);
  min-width: 2.4rem;
}

.service-sub {
  font-size: 1.05rem;
  color: var(--muted);
  margin-top: 0.3rem;
}

.service-body {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 3rem;
  padding-left: 3.8rem;
}

.service-close {
  font-family: var(--font-serif);
  color: var(--ink);
  font-size: 1.1rem;
  margin-top: 1.6em;
}

.tag-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--bronze);
  font-weight: 500;
  margin-bottom: 1rem;
}

.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tags li {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--muted);
  border: 1px solid var(--line);
  padding: 0.32rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.35);
}

/* Dark-section tags (experience page) */
.dark .tags li, .dark-alt .tags li {
  border-color: var(--line-dark);
  color: var(--muted-dark);
  background: transparent;
}

/* ---------- How we work ---------- */
.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.work-item { padding: 2.2rem; border-right: 1px solid var(--line); }
.work-item:last-child { border-right: 0; }
.work-item h3 { font-size: 1.2rem; margin-bottom: 0.7rem; }
.work-item p { font-size: 0.93rem; }

/* ---------- Problems ---------- */
.problem-grid {
  columns: 2;
  column-gap: 3rem;
  margin-top: 2.5rem;
}

.problem {
  font-family: var(--font-serif);
  font-size: 1.18rem;
  color: var(--paper);
  break-inside: avoid;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line-dark);
}

.problem-close { margin-top: 2.5rem; font-style: italic; }

/* ---------- Final CTA ---------- */
.final-cta { padding: 8rem 0; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { padding: 6rem 0 4.5rem; }
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); max-width: 20ch; }
.page-hero .lede { font-size: 1.12rem; margin-top: 1.4rem; max-width: 58ch; }

/* ---------- Experience page ---------- */
.sector-list, .org-list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.2rem; }
.sector-list li, .org-list li {
  font-size: 0.88rem;
  border: 1px solid var(--line);
  padding: 0.4rem 1rem;
  border-radius: 2px;
}
.org-note { font-size: 0.82rem; margin-top: 1.4rem; opacity: 0.8; }

.case {
  border-top: 1px solid var(--line);
  padding: 3.2rem 0;
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 3rem;
}
.case:last-of-type { border-bottom: 1px solid var(--line); }

.case-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--bronze);
  font-weight: 500;
  margin-bottom: 0.8rem;
}

.case h3 { font-size: 1.5rem; max-width: 16ch; }

.case-focus { margin-top: 1.6rem; }
.case-focus .tag-title { margin-bottom: 0.7rem; }

/* ---------- Principles ---------- */
.principle {
  border-top: 1px solid var(--line);
  padding: 2.6rem 0;
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 2.5rem;
}
.principle:last-of-type { border-bottom: 1px solid var(--line); }
.principle h3 { font-size: 1.35rem; }

/* ---------- About Jon ---------- */
.bio-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  align-items: start;
}

.portrait-frame {
  position: relative;
  max-width: 420px;
  margin-inline: auto;
  margin-bottom: 14px;
  padding-right: 14px;
}
.portrait-frame::before {
  content: "";
  position: absolute;
  top: 14px; left: 14px; right: 0; bottom: -14px;
  border: 1px solid var(--bronze);
  pointer-events: none;
}
.portrait-frame figcaption {
  position: relative;
  margin-top: 1.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--bronze);
  font-weight: 500;
}
.portrait-frame figcaption::before {
  content: "";
  display: inline-block;
  width: 1.6rem;
  height: 1px;
  background: var(--bronze);
  vertical-align: middle;
  margin-right: 0.7rem;
}

.portrait-img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--line-dark);
  filter: grayscale(0.85) sepia(0.12) contrast(1.04);
  display: block;
  position: relative;
  z-index: 1;
}

.split-photo {
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  gap: 4rem;
  align-items: start;
}

.portrait-img.light-frame, .portrait.light-frame { border-color: var(--line); }
.portrait.light-frame { background: var(--paper-soft); color: var(--muted); }

.portrait {
  max-width: 420px;
  margin-inline: auto;
  position: relative;
  z-index: 1;
  aspect-ratio: 4 / 5;
  background:
    linear-gradient(160deg, var(--charcoal) 0%, var(--charcoal-soft) 100%);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  color: var(--muted-dark);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.intersect-list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.4rem; }
.intersect-list li {
  font-size: 0.88rem;
  border: 1px solid var(--line);
  padding: 0.4rem 1rem;
  border-radius: 2px;
}

.convo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 2.5rem;
}
.convo { padding: 2.4rem; }
.convo + .convo { border-left: 1px solid var(--line); }
.convo h3 { font-size: 1.2rem; margin-bottom: 1rem; }
.convo ul { list-style: none; }
.convo li { color: var(--muted); padding: 0.35rem 0; font-size: 0.95rem; }

/* ---------- Timeline ---------- */
.timeline {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
  top: 5px;
  left: 0; right: 0;
  height: 1px;
  background: var(--line);
}
.timeline-item { position: relative; padding-top: 1.6rem; }
.timeline-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--bronze);
}
.timeline-item h3 { font-size: 1.05rem; margin-bottom: 0.4rem; }
.timeline-item p { font-size: 0.85rem; }

/* ---------- Education ---------- */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.edu-item { border: 1px solid var(--line); border-radius: var(--radius); padding: 1.8rem; }
.edu-item h3 { font-size: 1.1rem; margin-bottom: 0.4rem; }
.edu-item p { font-size: 0.9rem; }

/* ---------- Speaking ---------- */
.topic {
  border-top: 1px solid var(--line);
  padding: 2.8rem 0;
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 2.5rem;
}
.topic:last-of-type { border-bottom: 1px solid var(--line); }
.topic h3 { font-size: 1.4rem; max-width: 16ch; }

.format-list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.5rem; }
.format-list li {
  font-size: 0.88rem;
  border: 1px solid var(--line);
  padding: 0.4rem 1rem;
  border-radius: 2px;
}

.bio-block { border: 1px solid var(--line); border-radius: var(--radius); padding: 2.2rem; margin-top: 1.5rem; }
.bio-block h3 { font-size: 1.05rem; margin-bottom: 0.9rem; letter-spacing: 0.04em; }
.bio-block p { font-size: 0.95rem; }
.bio-block blockquote {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--ink);
  border-left: 2px solid var(--bronze);
  padding-left: 1.2rem;
}

.download-row { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2rem; }
.download-note { font-size: 0.82rem; margin-top: 1rem; opacity: 0.8; }

/* ---------- Insights ---------- */
.category-list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.6rem; }
.category-list li {
  font-size: 0.85rem;
  border: 1px solid var(--line);
  padding: 0.35rem 0.95rem;
  border-radius: 2px;
  color: var(--muted);
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.insight-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2.2rem;
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.3);
}
.insight-card h3 { font-size: 1.25rem; }
.insight-card p { font-size: 0.95rem; flex: 1; }
.insight-status {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--bronze);
  font-weight: 500;
  margin-top: 1.6rem;
}

/* ---------- AI Readiness quiz ---------- */
.quiz, .quiz-result {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 2.6rem;
  background: rgba(255, 255, 255, 0.35);
}

.quiz-progress { display: flex; align-items: center; gap: 1.2rem; margin-bottom: 2rem; }
.quiz-step {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--bronze);
  letter-spacing: 0.08em;
}
.quiz-bar { flex: 1; height: 2px; background: var(--line); border-radius: 2px; }
.quiz-bar-fill { height: 100%; background: var(--bronze); border-radius: 2px; transition: width 0.3s ease; }

.quiz-question { font-size: clamp(1.3rem, 2.6vw, 1.7rem); margin-bottom: 1.6rem; }

.quiz-options { display: grid; gap: 0.7rem; }
.quiz-option {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  text-align: left;
  color: var(--muted);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.95rem 1.2rem;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.quiz-option:hover { border-color: var(--bronze); color: var(--ink); }
.quiz-option.selected {
  border-color: var(--bronze);
  color: var(--ink);
  background: rgba(169, 128, 74, 0.08);
}

.quiz-nav { display: flex; justify-content: space-between; margin-top: 2rem; }
.quiz-nav .btn:disabled { opacity: 0.4; cursor: default; }

.check-list { list-style: none; }
.check-list li {
  color: var(--muted);
  padding: 0.5rem 0 0.5rem 1.6rem;
  position: relative;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 1.15em;
  width: 0.7rem; height: 1px;
  background: var(--bronze);
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.contact-list { list-style: none; margin-top: 1.5rem; }
.contact-list li {
  color: var(--muted);
  padding: 0.45rem 0 0.45rem 1.4rem;
  position: relative;
}
.contact-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 1.05em;
  width: 0.6rem; height: 1px;
  background: var(--bronze);
}

.contact-form { border: 1px solid var(--line); border-radius: var(--radius); padding: 2.5rem; background: rgba(255, 255, 255, 0.35); }

.field { margin-bottom: 1.4rem; }
.field label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0.5rem;
}
.field input, .field textarea {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 0.98rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--paper);
  color: var(--ink);
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--bronze);
}
.field textarea { min-height: 120px; resize: vertical; }

.form-note { font-size: 0.85rem; margin-top: 1.2rem; }
.form-status { margin-top: 1rem; font-size: 0.9rem; color: var(--bronze); display: none; }
.form-status.show { display: block; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding: 4rem 0 2.5rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand { font-family: var(--font-serif); font-size: 1.3rem; color: var(--paper); }
.footer-tagline { font-family: var(--font-mono); color: var(--bronze-soft); font-size: 0.78rem; margin-top: 0.6rem; }
.footer-line { color: var(--muted-dark); font-size: 0.88rem; margin-top: 0.5rem; }

.footer-nav { display: flex; flex-direction: column; gap: 0.7rem; }
.footer-nav a { color: var(--muted-dark); font-size: 0.9rem; }
.footer-nav a:hover { color: var(--paper); }

.footer-copyright {
  margin-top: 3.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-dark);
  color: var(--muted-dark);
  font-size: 0.82rem;
}

/* ---------- Reveal motion ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .service-body, .case, .principle, .topic, .bio-grid, .contact-grid, .split-photo, .hero-grid { grid-template-columns: 1fr; gap: 1.8rem; }
  .hero-grid { gap: 3rem; }
  .service-body { padding-left: 0; }
  .timeline { grid-template-columns: repeat(2, 1fr); gap: 2rem 1.5rem; }
  .timeline::before { display: none; }
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
  .problem-grid { columns: 1; }
  .convo-grid { grid-template-columns: 1fr; }
  .convo + .convo { border-left: 0; border-top: 1px solid var(--line); }
}

@media (max-width: 960px) {
  .site-nav {
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    margin-left: 0;
    background: rgba(21, 19, 15, 0.97);
    border: 1px solid rgba(246, 241, 232, 0.14);
    border-radius: 18px;
    display: none;
    padding: 0.8rem 1.6rem;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 0.9rem 0; width: 100%; }
  .nav-cta { text-align: center; margin: 0.6rem 0; }
  .nav-toggle { display: block; }

  .section { padding: 4.5rem 0; }
  .hero { padding: 5rem 0 4rem; }
  .work-grid { grid-template-columns: 1fr; }
  .work-item { border-right: 0; border-bottom: 1px solid var(--line); }
  .work-item:last-child { border-bottom: 0; }
}