:root {
  --charcoal: #3a2c20;
  --charcoal-soft: #2b2119;
  --button-ink: #1c130d;
  --cream: #e7dfcb;
  --paper: #d9ceb5;
  --tan: #c9b896;
  --copper: #e6480f;
  --copper-dark: #9b2d0b;
  /* Small mono labels on charcoal/green grounds. Brand copper is 2.5:1 there; this clears AA. */
  --copper-on-dark: #ff9a5c;
  --signal: #34473c;
  --focus: #34473c;
  --saddle: #604733;
  --ink-muted: #5c5043;
  --line: rgba(58, 44, 32, 0.3);
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --display: "Outfit", "Avenir Next", sans-serif;
  --body: "DM Sans", "Avenir Next", sans-serif;
  --mono: "Space Mono", "SFMono-Regular", Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 66px; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--charcoal);
  font-family: var(--body);
  overflow-x: hidden;
}
button, input, select, textarea { font: inherit; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }

.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  z-index: 100;
  background: var(--cream);
  color: var(--charcoal);
  border: 2px solid var(--charcoal);
  padding: 12px 16px;
  font: 700 0.75rem var(--mono);
}
.skip-link:focus { top: 16px; }

.grain {
  position: fixed;
  inset: 0;
  z-index: 80;
  pointer-events: none;
  opacity: 0.035;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.78'/%3E%3C/svg%3E");
}

.site-nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: 76px;
  display: grid;
  grid-template-columns: minmax(230px, 1fr) auto minmax(230px, 1fr);
  align-items: center;
  gap: 32px;
  padding: 0 3.5vw;
  color: var(--cream);
  border-bottom: 1px solid rgba(243, 233, 210, 0.2);
  transition: background-color 220ms var(--ease-out), height 220ms var(--ease-out), border-color 220ms var(--ease-out);
}
.site-nav.scrolled {
  height: 66px;
  background: var(--charcoal-soft);
  border-color: rgba(243, 233, 210, 0.12);
}
.nav-logo { width: 188px; height: 48px; overflow: hidden; display: flex; align-items: center; }
.nav-logo img { width: 188px; height: auto; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a, .nav-cta {
  font: 700 0.72rem var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}
.nav-links a { color: rgba(243, 233, 210, 0.82); transition: color 160ms ease; }
.nav-links a:hover { color: var(--cream); }
.nav-cta {
  justify-self: end;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 0 17px;
  background: var(--copper);
  color: var(--button-ink);
  border: 1px solid var(--copper);
  transition: transform 150ms var(--ease-out), background-color 160ms ease;
}
.nav-cta:hover { background: var(--cream); }
.nav-cta:active { transform: scale(0.97); }

.hero {
  position: relative;
  isolation: isolate;
  min-height: 100dvh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(390px, 0.9fr);
  align-items: center;
  gap: 4vw;
  overflow: hidden;
  padding: 112px 4vw 66px;
  background-color: var(--charcoal);
  background-image:
    repeating-linear-gradient(3deg, rgba(17, 12, 8, 0.11) 0 1px, transparent 1px 7px),
    repeating-linear-gradient(92deg, rgba(231, 223, 203, 0.025) 0 1px, transparent 1px 13px);
  color: var(--cream);
}
.hero::before {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 0;
  width: min(42vw, 650px);
  height: 34%;
  opacity: 0.32;
  background-image: radial-gradient(circle, var(--cream) 1px, transparent 1.45px);
  background-size: 5px 5px;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.22;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 220 220' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='w'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.035 .42' numOctaves='3' seed='8'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23w)' opacity='.44'/%3E%3C/svg%3E");
  background-size: 430px 430px;
  mix-blend-mode: soft-light;
}
.hero-grid {
  position: absolute;
  inset: 76px 3.5vw 32px;
  z-index: -1;
  opacity: 0.3;
  border: 1px solid rgba(243, 233, 210, 0.25);
  background-image:
    linear-gradient(rgba(243, 233, 210, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(243, 233, 210, 0.12) 1px, transparent 1px);
  background-size: 12.5% 25%;
}
.hero-mark {
  position: absolute;
  z-index: -1;
  right: -10vw;
  top: 50%;
  width: min(70vw, 980px);
  transform: translateY(-50%) rotate(-4deg);
  opacity: 0.24;
  filter: saturate(0.85);
}
.hero-content { position: relative; z-index: 2; max-width: 760px; }
.hero h1 {
  max-width: 820px;
  margin: 0;
  font: 800 clamp(4rem, 6.3vw, 7.2rem) / 0.86 var(--display);
  letter-spacing: -0.065em;
  text-wrap: balance;
}
.hero h1 span { display: block; white-space: nowrap; }
.hero-intro {
  max-width: 650px;
  margin: 30px 0;
  color: rgba(243, 233, 210, 0.75);
  font-size: clamp(1rem, 1.25vw, 1.16rem);
  line-height: 1.58;
}
/* The hero is a router: headline + face for trust, then two path cards.
   Card anatomy: audience eyebrow, path name, qualifying sentence, three
   outcome bullets, one differentiated button. */
.path-cards {
  position: relative;
  z-index: 2;
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-top: clamp(30px, 4vw, 54px);
}
.path-card {
  display: flex;
  flex-direction: column;
  padding: 26px 26px 24px;
  background: var(--cream);
  color: var(--charcoal);
  border: 2px solid var(--charcoal);
}
.path-card-implementation { box-shadow: 9px 9px 0 var(--copper); }
.path-card-education { box-shadow: 9px 9px 0 var(--saddle); }
.path-eyebrow { font: 700 0.62rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper-dark); }
.path-card h2 { margin: 10px 0 0; font: 800 clamp(1.6rem, 2vw, 2rem) / 1.1 var(--display); letter-spacing: -0.03em; }
.path-card > p { margin: 10px 0 0; color: var(--ink-muted); font-size: 0.95rem; line-height: 1.55; }
.path-points {
  margin: 18px 0 22px;
  padding: 14px 0 0;
  border-top: 1px solid rgba(58, 44, 32, 0.2);
  list-style: none;
  display: grid;
  gap: 9px;
}
.path-points li {
  position: relative;
  padding-left: 18px;
  font: 700 0.66rem var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.path-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 6px;
  height: 6px;
  background: var(--copper);
}
.path-button {
  margin-top: auto;
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 16px;
  border: 2px solid var(--charcoal);
  font: 700 0.7rem var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: background-color 160ms ease, color 160ms ease, transform 150ms var(--ease-out);
}
.path-button-copper { background: var(--copper); color: var(--button-ink); }
.path-button-cream { background: transparent; color: var(--charcoal); }
.path-button:hover { background: var(--charcoal); color: var(--cream); }
.path-button:active { transform: scale(0.98); }
.path-cards.enter { animation-delay: 200ms; }
.hero-portrait {
  position: relative;
  z-index: 2;
  align-self: center;
  justify-self: end;
  width: min(43vw, 610px);
  margin: 0;
  border: 2px solid var(--cream);
  background: var(--cream);
  box-shadow: 12px 12px 0 var(--copper);
}
.hero-portrait img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.88) contrast(1.04);
}
.hero-portrait figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 52px;
  padding: 10px 14px;
  color: var(--charcoal);
  border-top: 2px solid var(--charcoal);
  font: 700 0.7rem var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.hero-portrait figcaption span { color: var(--ink-muted); font-weight: 400; }
.enter { opacity: 0; transform: translateY(18px); animation: enter 760ms var(--ease-out) forwards; }
.hero-content .enter:nth-child(2) { animation-delay: 90ms; }
.hero-content .enter:nth-child(3) { animation-delay: 180ms; }
.hero-portrait.enter { animation-delay: 260ms; }

.momentum-belt {
  height: 58px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--copper);
  color: var(--button-ink);
  border-block: 2px solid var(--charcoal);
}
.momentum-belt div {
  width: max-content;
  white-space: nowrap;
  font: 700 0.72rem var(--mono);
  letter-spacing: 0.11em;
  animation: belt 88s linear infinite;
}
.momentum-belt b { margin: 0 30px; color: var(--cream); font-size: 1.1rem; }

/* Density: sections breathe more, and paper texture is reserved for the
   two sections that carry it rather than applied to every surface. */
.section-shell { padding: clamp(104px, 11vw, 168px) 4vw; }
.contact {
  background-image:
    repeating-linear-gradient(0deg, rgba(58, 44, 32, 0.024) 0 1px, transparent 1px 4px),
    repeating-linear-gradient(90deg, rgba(58, 44, 32, 0.017) 0 1px, transparent 1px 9px);
}
.section-eyebrow {
  display: block;
  margin-bottom: 16px;
  font: 700 0.7rem var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper-dark);
}
.process .section-eyebrow { color: var(--copper-on-dark); }
.section-cta {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  gap: 20px;
  margin-top: 30px;
  padding: 0 18px;
  background: var(--copper);
  color: var(--button-ink);
  border: 2px solid var(--copper);
  font: 700 0.72rem var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease, transform 150ms var(--ease-out);
}
.section-cta:hover { background: var(--charcoal); border-color: var(--charcoal); color: var(--cream); }
.section-cta:active { transform: scale(0.98); }
/* Only the hero runs at display scale. Section headings sit a full step
   below it so the page has one voice raised, not six. */
.education h2,
.process h2,
.contact h2 {
  margin: 0;
  font: 800 clamp(2.3rem, 3.6vw, 3.5rem) / 1.04 var(--display);
  letter-spacing: -0.04em;
  text-wrap: balance;
}

/* Path B mirrors the process section's copy-left, detail-right shape so the
   two paths read as siblings. */
.education {
  display: grid;
  grid-template-columns: minmax(340px, 0.78fr) minmax(0, 1.22fr);
  gap: 7vw;
  align-items: start;
  background: var(--cream);
}
.education-copy { position: sticky; top: 110px; }
.education-lead { max-width: 460px; margin: 20px 0 0; color: var(--ink-muted); font-size: 1.05rem; line-height: 1.65; }
.education-list { border-top: 1px solid rgba(58, 44, 32, 0.3); }
.education-list article { padding: 26px 0; border-bottom: 1px solid rgba(58, 44, 32, 0.2); }
.education-list strong { display: block; font: 700 clamp(1.3rem, 1.8vw, 1.7rem) / 1.15 var(--display); letter-spacing: -0.02em; }
.education-list p { max-width: 54ch; margin: 10px 0 0; color: var(--ink-muted); font-size: 0.95rem; line-height: 1.6; }

.stack {
  padding: clamp(78px, 8vw, 112px) 4vw;
  background: var(--cream);
  border-block: 1px solid rgba(58, 44, 32, 0.35);
}
.stack-intro { max-width: 640px; margin: 0 auto clamp(38px, 4vw, 54px); text-align: center; }
.stack-intro h2 {
  margin: 0;
  font: 800 clamp(1.9rem, 2.9vw, 2.6rem) / 1.06 var(--display);
  letter-spacing: -0.035em;
}
.stack-intro p { margin: 16px 0 0; color: var(--ink-muted); font-size: 1rem; line-height: 1.6; }
/* Tool chips: icon + mono label, wrapped and centered. Icons sit in charcoal
   ink and take their brand color on hover. */
.stack-chips {
  max-width: 980px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 10px 16px 10px 13px;
  background: var(--cream);
  border: 1px solid rgba(58, 44, 32, 0.55);
  font: 700 0.74rem var(--mono);
  letter-spacing: 0.04em;
  transition: transform 200ms var(--ease-out), border-color 200ms ease;
}
.chip:hover { transform: translateY(-1px); border-color: var(--copper); }
.chip img { display: block; }
.chip .chip-color { display: none; }
.chip:hover .chip-mono { display: none; }
.chip:hover .chip-color { display: block; }
.chip-wordmark img { height: 15px; width: auto; }
.stack-note {
  max-width: 1080px;
  margin: 20px auto 0;
  color: var(--ink-muted);
  font: 400 0.8rem var(--mono);
  letter-spacing: 0.03em;
  text-align: center;
}

.process {
  padding: clamp(96px, 10vw, 150px) 4vw;
  background-color: var(--signal);
  background-image:
    repeating-linear-gradient(0deg, rgba(231, 223, 203, 0.035) 0 1px, transparent 1px 5px),
    url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.55' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.13'/%3E%3C/svg%3E");
  background-blend-mode: soft-light;
  color: var(--cream);
}
.process-intro { max-width: 820px; }
.process h2 { font-size: clamp(2.3rem, 3.6vw, 3.5rem); }
.process-lead { max-width: 560px; margin: 20px 0 0; color: rgba(243, 233, 210, 0.7); font-size: 1.05rem; line-height: 1.65; }
.path-outcomes {
  max-width: 460px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid rgba(243, 233, 210, 0.32);
  list-style: none;
  display: grid;
  gap: 10px;
}
.path-outcomes li {
  position: relative;
  padding-left: 18px;
  font: 700 0.68rem var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(243, 233, 210, 0.82);
}
.path-outcomes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 6px;
  height: 6px;
  background: var(--copper-on-dark);
}

/* Map → Build → Run as three linked columns; the arrows carry the sequence. */
.process-columns {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: 18px;
  margin-top: clamp(44px, 5vw, 64px);
}
.process-column {
  padding: 26px 26px 28px;
  border: 2px solid rgba(243, 233, 210, 0.42);
  background-image:
    linear-gradient(rgba(243, 233, 210, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(243, 233, 210, 0.07) 1px, transparent 1px);
  background-size: 38px 38px;
}
.process-step {
  display: block;
  color: var(--copper-on-dark);
  font: 700 0.7rem var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.process-column h3 { margin: 14px 0 0; font: 700 clamp(1.3rem, 1.8vw, 1.7rem) / 1.1 var(--display); }
.process-column p { margin: 12px 0 0; color: rgba(243, 233, 210, 0.68); font-size: 0.93rem; line-height: 1.55; }
.process-arrow { align-self: center; color: var(--copper-on-dark); font: 700 1.5rem var(--mono); }
.process-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px 40px;
  margin-top: clamp(40px, 5vw, 56px);
  padding-top: 26px;
  border-top: 1px solid rgba(243, 233, 210, 0.32);
}
.process-foot .path-outcomes { max-width: none; margin: 0; padding: 0; border: 0; display: flex; flex-wrap: wrap; gap: 10px 28px; }
.process-foot .section-cta { margin-top: 0; }

.case-studies {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background-color: var(--paper);
}

.case-studies-intro { max-width: 820px; margin: 0 0 clamp(58px, 7vw, 92px); }
.case-studies-intro h2 {
  margin: 0;
  font: 800 clamp(2.3rem, 3.6vw, 3.5rem) / 1.04 var(--display);
  letter-spacing: -0.04em;
  text-wrap: balance;
}
.case-studies-intro p {
  max-width: 560px;
  margin: 20px 0 0;
  color: var(--ink-muted);
  font-size: 1.05rem;
  line-height: 1.6;
}
.case-study-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.case-study {
  display: grid;
  grid-template-columns: minmax(190px, 0.52fr) minmax(0, 1fr);
  min-width: 0;
  background: var(--cream);
  border: 1px solid rgba(58, 44, 32, 0.42);
}
.case-spec {
  align-content: start;
  display: grid;
  padding: 26px 22px;
  border-right: 1px solid rgba(58, 44, 32, 0.2);
  background: rgba(58, 44, 32, 0.035);
}
.case-tag {
  justify-self: start;
  margin-bottom: 22px;
  padding: 6px 10px;
  background: var(--charcoal);
  color: var(--cream);
  font: 700 0.66rem var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.case-spec dl { margin: 0; display: grid; gap: 16px; }
.case-spec dl > div { display: grid; gap: 5px; }
.case-spec dt {
  color: var(--ink-muted);
  font: 700 0.62rem var(--mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.case-spec dd { margin: 0; font-size: 0.9rem; line-height: 1.4; font-weight: 500; }

.case-body { display: flex; flex-direction: column; padding: 28px 28px 26px; }
.case-body h3 {
  margin: 0 0 20px;
  font: 700 clamp(1.35rem, 1.9vw, 1.7rem) / 1.15 var(--display);
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.case-points { margin: 0 0 26px; padding: 0; list-style: none; display: grid; gap: 11px; }
.case-points li {
  position: relative;
  padding-left: 22px;
  color: var(--ink-muted);
  font-size: 0.94rem;
  line-height: 1.5;
}
.case-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 7px;
  height: 7px;
  background: var(--copper);
}
.case-value {
  margin: auto 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(58, 44, 32, 0.2);
  font-size: 0.94rem;
  line-height: 1.55;
  font-weight: 500;
}
.case-value span {
  display: block;
  margin-bottom: 7px;
  color: var(--copper-dark);
  font: 700 0.62rem var(--mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.contact {
  display: grid;
  grid-template-columns: minmax(300px, 0.76fr) minmax(0, 1.24fr);
  gap: 8vw;
  align-items: start;
  background-color: var(--tan);
}
.contact-intro { position: sticky; top: 110px; }
.contact h2 { max-width: 560px; font-size: clamp(2.3rem, 3.6vw, 3.5rem); }
.contact-intro > p { max-width: 480px; margin: 20px 0 28px; color: var(--ink-muted); font-size: 1.05rem; line-height: 1.65; }
.contact-intro > a { min-height: 44px; display: inline-flex; align-items: center; font: 700 0.72rem var(--mono); border-bottom: 2px solid var(--copper); padding-bottom: 6px; }
.contact-form {
  padding: clamp(28px, 4vw, 52px);
  background-color: var(--cream);
  border: 1px solid rgba(58, 44, 32, 0.42);
}
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.field { margin-bottom: 26px; }
.field label { display: block; margin-bottom: 9px; font: 700 0.68rem var(--mono); letter-spacing: 0.06em; text-transform: uppercase; }
.field label span { color: var(--ink-muted); font-weight: 400; text-transform: none; }
.field input, .field select, .field textarea {
  width: 100%;
  min-height: 54px;
  padding: 12px 14px;
  background-color: rgba(234, 220, 192, 0.42);
  color: var(--charcoal);
  border: 1px solid rgba(58, 44, 32, 0.5);
  border-radius: 0;
  outline: 0;
  transition: border-color 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}
.field select {
  cursor: pointer;
  appearance: none;
  padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%233a2c20' stroke-width='2'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}
.field textarea { min-height: 170px; resize: vertical; line-height: 1.55; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--focus); background-color: var(--cream); box-shadow: 0 0 0 3px rgba(52, 71, 60, 0.18); }
.field input:user-invalid, .field textarea:user-invalid { border-color: var(--copper-dark); }
.form-honeypot { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-bottom { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 8px; }
.form-status { min-height: 22px; margin: 0; color: var(--ink-muted); font-size: 0.85rem; line-height: 1.45; }
.form-status.error { color: #8f2e16; font-weight: 700; }
.form-status.success { color: #285a3a; font-weight: 700; }
.submit-button {
  flex: 0 0 auto;
  min-width: 190px;
  min-height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 0 18px;
  border: 1px solid var(--copper);
  border-radius: 0;
  background: var(--copper);
  color: var(--button-ink);
  cursor: pointer;
  font: 700 0.7rem var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: transform 150ms var(--ease-out), box-shadow 150ms var(--ease-out), background-color 150ms ease;
}
.submit-button:hover { background: var(--charcoal); color: var(--cream); border-color: var(--charcoal); }
.submit-button:active { transform: scale(0.985); }
.submit-button:disabled { cursor: wait; opacity: 0.7; }

.mobile-contact { display: none; }
.site-footer {
  padding: 58px 4vw 30px;
  background-color: var(--charcoal-soft);
  background-image:
    repeating-linear-gradient(3deg, rgba(9, 6, 4, 0.12) 0 1px, transparent 1px 7px),
    repeating-linear-gradient(91deg, rgba(231, 223, 203, 0.025) 0 1px, transparent 1px 12px);
  color: var(--cream);
}
.footer-top { display: grid; grid-template-columns: minmax(190px, 0.75fr) 1fr auto; gap: 44px; align-items: center; padding-bottom: 48px; border-bottom: 1px solid rgba(243, 233, 210, 0.16); }
.footer-logo { width: 135px; display: flex; align-items: center; }
.footer-logo img { width: 135px; height: auto; }
.footer-top > p { margin: 0; color: rgba(243, 233, 210, 0.65); font-size: 1.05rem; }
.footer-top nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 22px; }
.footer-top nav a, .footer-bottom { font: 700 0.7rem var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.footer-top nav a { min-height: 44px; display: inline-flex; align-items: center; color: rgba(243, 233, 210, 0.78); transition: color 150ms ease; }
.footer-top nav a:hover { color: var(--copper); }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-top: 26px; color: rgba(243, 233, 210, 0.62); }

.reveal { opacity: 1; transform: none; }
.motion-ready .reveal { opacity: 0; transform: translateY(28px); transition: opacity 720ms var(--ease-out), transform 720ms var(--ease-out); }
.motion-ready .reveal.in-view { opacity: 1; transform: none; }

:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; box-shadow: 0 0 0 6px var(--cream); }

@media (hover: hover) and (pointer: fine) {
  .contact-intro > a:hover { color: var(--copper-dark); }
}

@keyframes enter { to { opacity: 1; transform: none; } }
@keyframes belt { to { transform: translateX(-50%); } }

@media (max-width: 1080px) {
  .site-nav { grid-template-columns: 1fr auto; }
  .nav-links { display: none; }
  .hero { grid-template-columns: minmax(0, 1fr) minmax(330px, 0.72fr); }
  .hero h1 { font-size: clamp(3.5rem, 5.8vw, 5.5rem); }
  .education { gap: 4vw; }
}

@media (max-width: 780px) {
  .site-nav { height: 66px; gap: 12px; padding: 0 18px; }
  .nav-logo { width: 145px; height: 44px; }
  .nav-logo img { width: 145px; }
  .nav-cta { min-height: 44px; padding: 0 13px; }
  .hero { min-height: 100dvh; grid-template-columns: 1fr; align-content: center; gap: 0; padding: 96px 20px 34px; }
  .hero::after { background: radial-gradient(circle at 70% 28%, rgba(208, 98, 40, 0.12), transparent 30%); }
  .hero-grid { inset: 66px 12px 12px; background-size: 25% 16.666%; }
  /* ~93% of the mark hides behind the portrait and cards on mobile; skip the
     211KB download entirely. */
  .hero-mark { display: none; }
  .hero-content { align-self: center; }
  .hero h1 { font-size: clamp(3.3rem, 14vw, 5.5rem); max-width: 9ch; }
  .hero h1 span { white-space: normal; }
  .hero-intro { max-width: 430px; margin: 22px 0; font-size: 0.98rem; }
  .hero-portrait { width: min(100%, 320px); margin: 24px 0 0 auto; box-shadow: 8px 8px 0 var(--copper); }
  .hero-portrait figcaption { min-height: 46px; }
  .path-cards { grid-template-columns: 1fr; gap: 18px; margin-top: 26px; }
  .path-card { padding: 18px 18px 16px; }
  /* The three-bullet lists stay desktop-only: on a phone they push the second
     card's button two screens down, which defeats the router hero. */
  .path-points { display: none; }
  .path-eyebrow { font-size: 0.7rem; }
  .momentum-belt { height: 52px; }
  .section-shell { padding: 82px 20px; }
  .education h2, .process h2, .case-studies h2, .contact h2 { font-size: clamp(2.1rem, 7.5vw, 2.9rem); }
  .education { grid-template-columns: 1fr; }
  .education-list { margin-top: 34px; }
  .stack { padding: 68px 20px; }
  .process { padding: 84px 20px; }
  .education-copy, .contact-intro { position: static; }
  /* The three columns run top-to-bottom on a phone; the arrows turn with them. */
  .process-columns { grid-template-columns: 1fr; gap: 12px; }
  .process-arrow { justify-self: center; transform: rotate(90deg); }
  .process-column { padding: 22px 20px 24px; }
  .process-foot { flex-direction: column; align-items: flex-start; }
  .case-study-grid { grid-template-columns: 1fr; gap: 16px; }
  .case-study { grid-template-columns: 1fr; }
  .case-spec {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px 24px;
    padding: 20px;
    border-right: 0;
    border-bottom: 1px solid rgba(58, 44, 32, 0.2);
  }
  .case-tag { margin-bottom: 0; }
  .case-spec dl { flex: 1 1 100%; grid-template-columns: 1fr; gap: 14px; }
  .case-spec dt { font-size: 0.7rem; }
  .case-value span { font-size: 0.7rem; }
  .field label { font-size: 0.75rem; }
  .case-body { padding: 22px 20px 24px; }
  .contact { grid-template-columns: 1fr; gap: 58px; }
  .contact-form { padding: 28px 20px; box-shadow: 7px 7px 0 var(--charcoal); }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-bottom { align-items: stretch; flex-direction: column; }
  .submit-button { width: 100%; order: -1; }
  /* Docked bar, not a floating pill: reads as app chrome, and content scrolls
     above its clean top edge instead of underneath a floating object. */
  .mobile-contact {
    position: fixed;
    z-index: 45;
    inset: auto 0 0;
    min-height: 52px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    padding-bottom: env(safe-area-inset-bottom);
    background: var(--copper);
    color: var(--button-ink);
    border-top: 2px solid var(--charcoal);
    font: 700 0.7rem var(--mono);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    transform: translateY(100%);
    visibility: hidden;
    pointer-events: none;
    transition: transform 220ms var(--ease-out);
  }
  .mobile-contact.visible { transform: none; visibility: visible; pointer-events: auto; }
  /* Only one copper CTA on screen at a time: the pill supersedes the nav button. */
  .site-nav.cta-yielded .nav-cta { opacity: 0; pointer-events: none; transition: opacity 180ms var(--ease-out); }
  .footer-top { grid-template-columns: 1fr; gap: 26px; }
  .footer-top nav { display: grid; grid-template-columns: repeat(2, auto); justify-content: start; gap: 4px 28px; }
  .footer-bottom { flex-direction: column; padding-bottom: 84px; font-size: 0.78rem; }
}

@media (max-width: 460px) {
  .nav-logo { width: 134px; }
  .nav-logo img { width: 134px; }
  .nav-cta { min-width: 94px; gap: 8px; padding: 0 10px; font-size: 0.58rem; justify-content: space-between; }
  .nav-cta span { font-size: 0.85rem; }
  .hero-portrait { width: 100%; }
  .hero-portrait figcaption { align-items: flex-start; flex-direction: column; gap: 3px; padding-block: 8px; }
  .chip { min-height: 40px; padding: 8px 13px 8px 11px; font-size: 0.68rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .enter, .reveal, .motion-ready .enter, .motion-ready .reveal { opacity: 1; transform: none; }
  .momentum-belt div { animation: none; }
}