/* ==========================================================================
   KC ENGINEERING — KINETICS & CONTROL
   Design System
   ========================================================================== */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body, h1, h2, h3, h4, h5, h6, p, ul, ol, figure, blockquote, dl, dd { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; cursor: pointer; background: none; border: 0; color: inherit; }
a { color: inherit; text-decoration: none; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

/* ---------- Tokens ---------- */
:root {
  /* ink / paper */
  --ink:        #0B1B33;
  --ink-90:     #15263E;
  --ink-70:     #3A4658;
  --ink-50:     #6A7080;
  --ink-30:     #A4A7AF;
  --ink-15:     #D6D6D6;
  --rule:       #E5E1D9;
  --rule-soft:  #EFEBE3;
  --paper:      #F5F1E8;
  --paper-soft: #FAF7F0;
  --white:      #FFFFFF;

  /* accent */
  --copper:        #C2854F;
  --copper-deep:   #A66B36;
  --copper-soft:   #E0B687;
  --copper-tint:   #F2E3CE;

  /* spec */
  --max:        1440px;
  --gutter:     clamp(1.25rem, 4vw, 2.5rem);
  --col-gap:    clamp(1.25rem, 2vw, 2rem);
  --section-y:  clamp(5rem, 10vw, 9rem);
  --radius:     0;
  --hair:       1px;

  /* type */
  --font-display: "Inter Tight", "Söhne", "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
  --font-body:    "Inter", "Söhne", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono:    "JetBrains Mono", "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  /* motion */
  --ease-out:   cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out:cubic-bezier(0.65, 0, 0.35, 1);
  --t-quick:    180ms;
  --t-med:      400ms;
  --t-slow:     800ms;
}

/* ---------- Base ---------- */
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  font-feature-settings: "ss01", "cv11", "kern";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection { background: var(--ink); color: var(--paper); }

/* ---------- Type scale ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-70);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--copper);
}

.display-xl {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 7.2vw, 6.5rem);
  line-height: 0.95;
  letter-spacing: -0.035em;
  font-weight: 500;
}
.display-l {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 4.25rem);
  line-height: 1;
  letter-spacing: -0.03em;
  font-weight: 500;
}
.display-m {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.2vw, 2.75rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 500;
}
.display-s {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.9vw, 1.625rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
  font-weight: 500;
}

.lead {
  font-size: clamp(1.0625rem, 1.25vw, 1.25rem);
  line-height: 1.5;
  color: var(--ink-70);
  letter-spacing: -0.005em;
}

.body-s { font-size: 0.875rem; line-height: 1.55; color: var(--ink-70); }
.mono   { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.06em; }
.num    { font-variant-numeric: tabular-nums; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}
.section { padding: var(--section-y) 0; position: relative; }
.section--tight { padding-block: clamp(3rem, 6vw, 5rem); }
.section--dark { background: var(--ink); color: var(--paper); }
.section--paper-soft { background: var(--paper-soft); }
.section--white { background: var(--white); }

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  row-gap: var(--col-gap);
}
.span-12 { grid-column: span 12; }
.span-8  { grid-column: span 8; }
.span-7  { grid-column: span 7; }
.span-6  { grid-column: span 6; }
.span-5  { grid-column: span 5; }
.span-4  { grid-column: span 4; }
.span-3  { grid-column: span 3; }
@media (max-width: 900px){
  .span-8, .span-7, .span-6, .span-5, .span-4, .span-3 { grid-column: span 12; }
  .span-md-6 { grid-column: span 6; }
}

.rule { height: 1px; background: var(--rule); width: 100%; }
.section--dark .rule { background: rgba(255,255,255,0.12); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.95rem 1.5rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  line-height: 1;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  transition: background var(--t-quick) var(--ease-out), color var(--t-quick) var(--ease-out), transform var(--t-quick) var(--ease-out);
  white-space: nowrap;
}
.btn:hover { background: var(--copper); border-color: var(--copper); color: var(--white); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); }
.btn--light { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn--light:hover { background: var(--copper); border-color: var(--copper); color: var(--white); }
.btn .arrow { transition: transform var(--t-med) var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--ink);
  padding-bottom: 0.25rem;
  border-bottom: 1px solid currentColor;
  transition: color var(--t-quick) var(--ease-out);
}
.link-arrow:hover { color: var(--copper); }
.link-arrow .arrow { transition: transform var(--t-med) var(--ease-out); }
.link-arrow:hover .arrow { transform: translateX(4px); }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(245, 241, 232, 0.78);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: background var(--t-med) var(--ease-out), border-color var(--t-med) var(--ease-out);
}
.nav.is-scrolled {
  background: rgba(245, 241, 232, 0.92);
  border-bottom-color: var(--rule);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  height: 120px;
}
.nav__brand {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.nav__brand img { height: 96px; width: auto; display: block; }
.footer .nav__brand img { height: 140px; }
.nav__brand-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1.05;
  gap: 0.45rem;
  padding-left: 1.25rem;
  border-left: 1px solid var(--rule);
  align-self: stretch;
  padding-block: 0.6rem;
}
.nav__brand-text span:first-child {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--ink);
}
.nav__brand-text span:last-child {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 500;
}
@media (max-width: 700px) {
  .nav__brand-text { display: none; }
}
.nav__menu {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}
.nav__menu a {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--ink-70);
  transition: color var(--t-quick) var(--ease-out);
  position: relative;
}
.nav__menu a:hover, .nav__menu a.is-active { color: var(--ink); }
.nav__menu a.is-active::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%; height: 1px;
  background: var(--copper);
}
.nav__cta { display: inline-flex; }
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav__toggle span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--ink);
  transition: transform var(--t-quick) var(--ease-out), opacity var(--t-quick) var(--ease-out);
}
@media (max-width: 900px){
  .nav__menu, .nav__cta { display: none; }
  .nav__toggle { display: inline-flex; }
  .nav.is-open .nav__menu {
    display: flex;
    position: fixed;
    inset: 120px 0 0 0;
    background: var(--paper);
    flex-direction: column;
    align-items: flex-start;
    padding: 2.5rem var(--gutter);
    gap: 1.5rem;
    border-top: 1px solid var(--rule);
  }
  .nav.is-open .nav__menu a { font-size: 1.5rem; }
  .nav.is-open .nav__toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .nav.is-open .nav__toggle span:nth-child(2) { opacity: 0; }
  .nav.is-open .nav__toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  min-height: 100svh;
  padding-top: 120px;
  display: flex;
  align-items: stretch;
  position: relative;
  overflow: hidden;
  background: var(--paper);
}
.hero__grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  align-items: end;
  padding-block: clamp(2rem, 6vw, 5rem);
}
.hero__head { grid-column: 1 / span 8; }
.hero__lede { grid-column: 1 / span 6; margin-top: 2rem; }
.hero__cta { grid-column: 1 / span 8; margin-top: 2.5rem; display: flex; gap: 0.875rem; flex-wrap: wrap; }
.hero__meta { grid-column: 9 / span 4; align-self: end; }
.hero__meta-block { padding: 1.25rem 0; border-top: 1px solid var(--rule); }
.hero__meta-block:last-child { border-bottom: 1px solid var(--rule); }
.hero__meta-block .mono { color: var(--ink-50); display: block; margin-bottom: 0.4rem; }
.hero__meta-block .val { font-family: var(--font-display); font-size: 1.0625rem; letter-spacing: -0.01em; color: var(--ink); }
@media (max-width: 1100px) {
  .hero__head, .hero__lede, .hero__cta, .hero__meta { grid-column: 1 / -1; }
  .hero__meta { margin-top: 3rem; }
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  mask-image: radial-gradient(ellipse 80% 60% at 70% 30%, #000 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 70% 30%, #000 0%, transparent 70%);
}
.hero__bg svg { width: 100%; height: 100%; }

.kicker {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  margin-bottom: 2rem;
}
.kicker__id {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--ink-50);
  text-transform: uppercase;
}
.kicker__dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--copper);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.55; }
}

/* ---------- Trust bar ---------- */
.trust {
  background: var(--ink);
  color: var(--paper);
  padding-block: clamp(3.5rem, 6vw, 5rem);
}
.trust__head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 3rem; flex-wrap: wrap; gap: 1rem; }
.trust__head .mono { color: rgba(245,241,232,0.55); }
.trust__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.trust__stat {
  padding: 1.5rem 1.25rem 1.5rem 0;
  border-left: 1px solid rgba(255,255,255,0.14);
  padding-left: 1.5rem;
}
.trust__stat:first-child { border-left: 0; padding-left: 0; }
.trust__stat .n {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
  letter-spacing: -0.03em;
  display: block;
  margin-bottom: 0.5rem;
}
.trust__stat .n .unit { color: var(--copper); font-size: 0.6em; }
.trust__stat .l { font-size: 0.8125rem; color: rgba(245,241,232,0.7); line-height: 1.4; }
@media (max-width: 900px){
  .trust__stats { grid-template-columns: repeat(2, 1fr); }
  .trust__stat:nth-child(3) { border-left: 0; padding-left: 0; }
}
@media (max-width: 540px){
  .trust__stats { grid-template-columns: 1fr; }
  .trust__stat { border-left: 0; padding-left: 0; border-top: 1px solid rgba(255,255,255,0.14); }
  .trust__stat:first-child { border-top: 0; padding-top: 0; }
}

.partners {
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.partners__head {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(245,241,232,0.55);
  margin-bottom: 1.75rem;
}
.partners__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  align-items: stretch;
}
.partners__list li {
  flex: 1 1 calc(100% / 6);
  min-width: 130px;
  padding: 1.25rem 1rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.0625rem;
  letter-spacing: -0.005em;
  color: rgba(245,241,232,0.78);
  border-left: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  transition: color var(--t-quick) var(--ease-out);
}
.partners__list li:hover { color: var(--copper); }
.partners__list li:first-child { border-left: 0; }

/* ---------- Section head ---------- */
.section-head {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  margin-bottom: 4.5rem;
  align-items: end;
}
.section-head__title {
  grid-column: 1 / span 7;
}
.section-head__title h2 { margin-top: 1.25rem; }
.section-head__aside {
  grid-column: 9 / span 4;
}
@media (max-width: 900px){
  .section-head__title, .section-head__aside { grid-column: 1 / -1; }
  .section-head__aside { margin-top: 1.5rem; }
}

/* ---------- Project cards ---------- */
.projects {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  row-gap: clamp(3rem, 6vw, 5rem);
}
.project {
  display: block;
  position: relative;
  grid-column: span 6;
  text-decoration: none;
  color: inherit;
}
.project--wide { grid-column: span 12; }
.project--lead { grid-column: span 8; }
.project--side { grid-column: span 4; }

.project__visual {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--ink);
  border: 1px solid var(--rule);
}
.project--lead .project__visual { aspect-ratio: 16 / 10; }
.project--side .project__visual { aspect-ratio: 4 / 5; }
.project--wide .project__visual { aspect-ratio: 21 / 9; }

.project__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(11,27,51,0.55) 100%);
  pointer-events: none;
}
.project__visual svg { width: 100%; height: 100%; transition: transform 1.2s var(--ease-out); }
.project:hover .project__visual svg { transform: scale(1.04); }

.project__label {
  position: absolute;
  top: 1.25rem; left: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.78);
  display: flex; align-items: center; gap: 0.5rem;
  z-index: 2;
}
.project__label::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--copper);
  border-radius: 50%;
  display: inline-block;
}
.project__index {
  position: absolute;
  top: 1.25rem; right: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.55);
  z-index: 2;
}
.project__body { padding-top: 1.75rem; }
.project__title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.8vw, 1.625rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  font-weight: 500;
  margin-bottom: 0.6rem;
  transition: color var(--t-quick) var(--ease-out);
}
.project:hover .project__title { color: var(--copper); }
.project__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-50);
  margin-bottom: 1rem;
}
.project__meta span { display: inline-flex; align-items: center; gap: 0.5rem; }
.project__meta span + span::before {
  content: "";
  display: inline-block;
  width: 3px; height: 3px;
  background: var(--ink-30);
  border-radius: 50%;
  margin-right: 0.75rem;
}
.project__desc { color: var(--ink-70); font-size: 0.9375rem; max-width: 56ch; }
.project__more {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1rem;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
}
.project__more .arrow { transition: transform var(--t-med) var(--ease-out); }
.project:hover .project__more .arrow { transform: translateX(4px); }
.project:hover .project__more { color: var(--copper); }

@media (max-width: 900px){
  .project, .project--lead, .project--side, .project--wide { grid-column: span 12; }
}

/* ---------- Capabilities ---------- */
.caps {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  row-gap: 0;
}
.cap {
  grid-column: span 6;
  padding: 2.25rem 0 2.25rem 0;
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 64px 1fr;
  column-gap: 1.5rem;
  align-items: start;
  transition: padding-inline var(--t-med) var(--ease-out);
  position: relative;
}
.cap:nth-child(odd) { padding-right: 2rem; }
.cap:nth-child(even) { padding-left: 2rem; border-left: 1px solid var(--rule); }
.cap:hover { background: var(--paper-soft); }
.cap__num {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--copper);
  letter-spacing: 0.18em;
  padding-top: 0.4rem;
}
.cap__title {
  font-family: var(--font-display);
  font-size: 1.375rem;
  line-height: 1.15;
  letter-spacing: -0.015em;
  font-weight: 500;
  margin-bottom: 0.6rem;
}
.cap__desc { color: var(--ink-70); font-size: 0.9375rem; max-width: 50ch; }
.cap__tags { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.cap__tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-50);
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--rule);
}
@media (max-width: 900px){
  .cap { grid-column: span 12; padding-inline: 0 !important; }
  .cap:nth-child(even) { border-left: 0; }
}

/* ---------- Industries ---------- */
.industries {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}
.industry {
  border-bottom: 1px solid var(--rule);
  border-right: 1px solid var(--rule);
  aspect-ratio: 1 / 1;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  background: var(--paper);
  transition: background var(--t-med) var(--ease-out), color var(--t-med) var(--ease-out);
}
.industry:hover { background: var(--ink); color: var(--paper); }
.industry__num {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--ink-50);
  transition: color var(--t-med) var(--ease-out);
}
.industry:hover .industry__num { color: rgba(245,241,232,0.6); }
.industry__title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.7vw, 1.5rem);
  letter-spacing: -0.015em;
  font-weight: 500;
  line-height: 1.1;
}
.industry__title em {
  display: block;
  font-style: normal;
  color: var(--ink-50);
  font-size: 0.875rem;
  font-family: var(--font-body);
  font-weight: 400;
  letter-spacing: 0;
  margin-top: 0.6rem;
  transition: color var(--t-med) var(--ease-out);
}
.industry:hover .industry__title em { color: rgba(245,241,232,0.6); }
.industry__arrow {
  position: absolute;
  bottom: 1.5rem; right: 1.5rem;
  opacity: 0;
  transform: translate(-6px, 6px);
  transition: opacity var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-out);
}
.industry:hover .industry__arrow { opacity: 1; transform: translate(0,0); }
@media (max-width: 1100px){ .industries { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px){ .industries { grid-template-columns: 1fr; } }

/* ---------- Insights ---------- */
.insights {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  row-gap: 3.5rem;
}
.insight { grid-column: span 4; display: flex; flex-direction: column; }
.insight__visual {
  aspect-ratio: 4 / 3;
  background: var(--ink);
  overflow: hidden;
  position: relative;
}
.insight__visual svg { width: 100%; height: 100%; transition: transform 0.8s var(--ease-out); }
.insight:hover .insight__visual svg { transform: scale(1.06); }
.insight__body { padding-top: 1.5rem; }
.insight__meta {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-50);
  display: flex;
  gap: 1.25rem;
  margin-bottom: 0.75rem;
}
.insight__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.2;
  letter-spacing: -0.015em;
  font-weight: 500;
  margin-bottom: 0.75rem;
  transition: color var(--t-quick) var(--ease-out);
}
.insight:hover .insight__title { color: var(--copper); }
.insight__excerpt { color: var(--ink-70); font-size: 0.9375rem; }
@media (max-width: 900px){ .insight { grid-column: span 12; } }

/* ---------- Careers ---------- */
.careers {
  background: var(--ink);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.careers__bg {
  position: absolute; inset: 0;
  opacity: 0.18;
  pointer-events: none;
}
.careers__bg svg { width: 100%; height: 100%; }
.careers__inner { position: relative; z-index: 2; }
.careers__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  row-gap: 2.5rem;
  align-items: start;
}
.careers__head { grid-column: 1 / span 6; }
.careers__head h2 { margin-top: 1.25rem; }
.careers__head p { margin-top: 1.5rem; color: rgba(245,241,232,0.78); max-width: 50ch; }
.careers__head .btn { margin-top: 2.5rem; }
.careers__list { grid-column: 7 / -1; }
.careers__pill {
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  display: grid;
  grid-template-columns: 32px 1fr auto;
  align-items: center;
  gap: 1rem;
}
.careers__pill:first-child { border-top: 1px solid rgba(255,255,255,0.12); }
.careers__pill .n { font-family: var(--font-mono); font-size: 0.6875rem; letter-spacing: 0.18em; color: var(--copper); }
.careers__pill .t { font-family: var(--font-display); font-size: 1.125rem; letter-spacing: -0.01em; }
.careers__pill .a { color: rgba(245,241,232,0.6); font-size: 0.875rem; }
@media (max-width: 900px){
  .careers__head, .careers__list { grid-column: 1 / -1; }
}

/* ---------- Final CTA ---------- */
.cta {
  padding-block: clamp(6rem, 12vw, 10rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta__inner { position: relative; z-index: 2; }
.cta h2 { max-width: 18ch; margin: 0 auto; }
.cta p { margin: 2rem auto 2.5rem; max-width: 50ch; }
.cta__buttons { display: inline-flex; gap: 0.875rem; flex-wrap: wrap; justify-content: center; }
.cta__lines {
  position: absolute; inset: 0;
  opacity: 0.3;
  pointer-events: none;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--ink);
  color: var(--paper);
  padding: 5rem 0 2.5rem;
}
.footer__top {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  row-gap: 3rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer__brand { grid-column: span 4; }
.footer__brand .nav__brand { color: var(--paper); margin-bottom: 2rem; display: inline-block; }
.footer__brand .nav__brand img { margin-left: -8px; }
.footer__brand p { color: rgba(245,241,232,0.65); font-size: 0.9rem; max-width: 30ch; }
.footer__col { grid-column: span 2; }
.footer__col h4 { font-family: var(--font-mono); font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(245,241,232,0.5); margin-bottom: 1.25rem; }
.footer__col ul li { margin-bottom: 0.65rem; }
.footer__col ul a { font-size: 0.9rem; color: rgba(245,241,232,0.8); transition: color var(--t-quick) var(--ease-out); }
.footer__col ul a:hover { color: var(--copper); }
.footer__contact { grid-column: span 2; }
.footer__contact h4 { font-family: var(--font-mono); font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(245,241,232,0.5); margin-bottom: 1.25rem; }
.footer__contact p { color: rgba(245,241,232,0.8); font-size: 0.9rem; margin-bottom: 0.5rem; }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(245,241,232,0.45);
  flex-wrap: wrap;
  gap: 1rem;
}
@media (max-width: 900px){
  .footer__brand { grid-column: span 12; }
  .footer__col { grid-column: span 6; }
  .footer__contact { grid-column: span 12; }
}

/* ---------- Reveal animations ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 900ms var(--ease-out), transform 900ms var(--ease-out);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
[data-reveal][data-delay="100"] { transition-delay: 100ms; }
[data-reveal][data-delay="200"] { transition-delay: 200ms; }
[data-reveal][data-delay="300"] { transition-delay: 300ms; }
[data-reveal][data-delay="400"] { transition-delay: 400ms; }
[data-reveal][data-delay="500"] { transition-delay: 500ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ---------- Inline pages (capabilities, projects, etc.) ---------- */
.page-hero {
  padding-top: calc(120px + clamp(4rem, 8vw, 7rem));
  padding-bottom: clamp(4rem, 7vw, 6rem);
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}
.page-hero__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  align-items: end;
}
.page-hero__title { grid-column: 1 / span 8; }
.page-hero__title h1 { margin-top: 1.5rem; }
.page-hero__aside { grid-column: 9 / span 4; }
.page-hero__aside p { color: var(--ink-70); }
@media (max-width: 900px){
  .page-hero__title, .page-hero__aside { grid-column: 1 / -1; }
  .page-hero__aside { margin-top: 2rem; }
}

.breadcrumb {
  display: flex;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-50);
}
.breadcrumb a:hover { color: var(--copper); }
.breadcrumb__sep { color: var(--ink-30); }

/* ---------- Project deep card list (projects page) ---------- */
.project-list {
  display: grid;
  grid-template-columns: 1fr;
  row-gap: clamp(4rem, 7vw, 6rem);
}
.project-row {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  align-items: center;
}
.project-row__visual { grid-column: span 7; }
.project-row__visual .pv {
  aspect-ratio: 16 / 10;
  background: var(--ink);
  overflow: hidden;
  border: 1px solid var(--rule);
}
.project-row__visual .pv svg { width: 100%; height: 100%; }
.project-row__body { grid-column: 9 / span 4; }
.project-row:nth-child(even) .project-row__visual { grid-column: 6 / span 7; order: 2; }
.project-row:nth-child(even) .project-row__body { grid-column: 1 / span 4; order: 1; }
.project-row__num { font-family: var(--font-mono); font-size: 0.6875rem; letter-spacing: 0.18em; color: var(--copper); }
.project-row h3 { margin: 1rem 0; }
.project-row__meta {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem 1.5rem;
}
.project-row__meta div .mono { color: var(--ink-50); display: block; margin-bottom: 0.25rem; }
.project-row__meta div .v { font-size: 0.9375rem; }
@media (max-width: 900px){
  .project-row__visual, .project-row__body { grid-column: 1 / -1 !important; order: unset !important; }
  .project-row__body { margin-top: 1.5rem; }
}

/* ---------- About — Leadership ---------- */
.lead-block {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  row-gap: 2rem;
  align-items: start;
}
.lead-block__visual { grid-column: span 5; }
.lead-block__visual .photo {
  aspect-ratio: 4 / 5;
  background: var(--paper-soft);
  border: 1px solid var(--rule);
  overflow: hidden;
  position: relative;
}
.lead-block__visual .photo svg { width: 100%; height: 100%; }
.lead-block__body { grid-column: 7 / -1; }
.lead-block__body h2 { margin-bottom: 1.5rem; }
.lead-block__body p { color: var(--ink-70); font-size: 1.0625rem; margin-bottom: 1rem; }
.lead-block__credits {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  border-top: 1px solid var(--rule);
  padding-top: 2rem;
}
.lead-block__credits .mono { color: var(--ink-50); display: block; margin-bottom: 0.25rem; }
@media (max-width: 900px){
  .lead-block__visual, .lead-block__body { grid-column: 1 / -1; }
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  row-gap: 2rem;
  align-items: start;
}
.contact-grid__col-info { grid-column: 1 / span 4; }
.contact-grid__col-form { grid-column: 6 / -1; }
.contact-grid h3 { margin-bottom: 1rem; }
.contact-grid__col-info p { color: var(--ink-70); margin-bottom: 0.5rem; }
.contact-grid__col-info .block { padding-block: 1.75rem; border-top: 1px solid var(--rule); }
.contact-grid__col-info .block:last-child { border-bottom: 1px solid var(--rule); }
.contact-grid__col-info .block .mono { color: var(--ink-50); display: block; margin-bottom: 0.4rem; }
@media (max-width: 900px){
  .contact-grid__col-info, .contact-grid__col-form { grid-column: 1 / -1; }
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-field { display: flex; flex-direction: column; }
.form-field--full { grid-column: 1 / -1; }
.form-field label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-50);
  margin-bottom: 0.5rem;
}
.form-field input, .form-field textarea, .form-field select {
  font: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rule);
  padding: 0.65rem 0;
  transition: border-color var(--t-quick) var(--ease-out);
  outline: none;
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus {
  border-bottom-color: var(--copper);
}
.form-field textarea { min-height: 6rem; resize: vertical; }
.form-actions { grid-column: 1 / -1; margin-top: 1rem; }
@media (max-width: 600px){ .form-grid { grid-template-columns: 1fr; } }

/* ---------- Insights list page ---------- */
.insight-row {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  padding-block: 2rem;
  border-top: 1px solid var(--rule);
  align-items: start;
}
.insight-row:last-child { border-bottom: 1px solid var(--rule); }
.insight-row__date { grid-column: 1 / span 2; }
.insight-row__date .mono { color: var(--ink-50); }
.insight-row__body { grid-column: 3 / span 7; }
.insight-row__body h3 { font-family: var(--font-display); font-size: 1.5rem; line-height: 1.2; letter-spacing: -0.015em; font-weight: 500; margin-bottom: 0.5rem; }
.insight-row__body p { color: var(--ink-70); font-size: 0.9375rem; max-width: 60ch; }
.insight-row__meta { grid-column: 10 / -1; text-align: right; }
.insight-row__meta .mono { color: var(--ink-50); display: block; margin-bottom: 0.5rem; }
@media (max-width: 900px){
  .insight-row__date, .insight-row__body, .insight-row__meta { grid-column: 1 / -1; }
  .insight-row__meta { text-align: left; margin-top: 0.5rem; }
}

/* ---------- Three Pillars (homepage + capabilities) ---------- */
.pillars { display: grid; row-gap: clamp(5rem, 9vw, 8rem); }
.pillar {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  row-gap: 2.5rem;
  align-items: start;
}
.pillar__index {
  grid-column: 1 / span 12;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-50);
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--rule);
}
.pillar__index .n {
  font-family: var(--font-display);
  font-size: 1.625rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-weight: 500;
}
.pillar__index .l { color: var(--copper); }
.pillar__title { grid-column: 1 / span 6; }
.pillar__title h3 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
  font-weight: 500;
}
.pillar__lede { grid-column: 8 / span 5; }
.pillar__lede p { color: var(--ink-70); font-size: 1.0625rem; line-height: 1.55; }
.pillar__visual {
  grid-column: 1 / span 12;
  margin-top: 1.5rem;
  aspect-ratio: 21 / 8;
  background: var(--ink);
  overflow: hidden;
  position: relative;
}
.pillar__visual svg { width: 100%; height: 100%; }
.pillar__detail {
  grid-column: 1 / span 12;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  column-gap: var(--col-gap);
  row-gap: 1.5rem;
  margin-top: 1.5rem;
}
.pillar__detail .item {
  border-top: 1px solid var(--rule);
  padding-top: 1.5rem;
}
.pillar__detail .item .mono { color: var(--copper); display: block; margin-bottom: 0.5rem; }
.pillar__detail .item h4 {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
  font-weight: 500;
  margin-bottom: 0.4rem;
}
.pillar__detail .item p { color: var(--ink-70); font-size: 0.875rem; line-height: 1.5; }
@media (max-width: 900px){
  .pillar__title, .pillar__lede { grid-column: 1 / -1; }
  .pillar__detail { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 540px){
  .pillar__detail { grid-template-columns: 1fr; }
}

/* Application card (lighter than project card) */
.applications {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--col-gap);
  row-gap: clamp(2.5rem, 4vw, 3.5rem);
}
.application { grid-column: span 4; }
.application__visual {
  aspect-ratio: 4 / 3;
  background: var(--ink);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--rule);
}
.application__visual svg { width: 100%; height: 100%; transition: transform 1s var(--ease-out); }
.application:hover .application__visual svg { transform: scale(1.04); }
.application__body { padding-top: 1.5rem; }
.application__label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-50);
  display: flex;
  gap: 1rem;
  margin-bottom: 0.85rem;
}
.application__label .acc { color: var(--copper); }
.application__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.18;
  letter-spacing: -0.015em;
  font-weight: 500;
  margin-bottom: 0.6rem;
}
.application__desc { color: var(--ink-70); font-size: 0.9375rem; max-width: 44ch; }
@media (max-width: 900px) { .application { grid-column: span 6; } }
@media (max-width: 540px) { .application { grid-column: span 12; } }

/* Real headshot frame */
.headshot {
  aspect-ratio: 4 / 5;
  background: var(--paper-soft);
  border: 1px solid var(--rule);
  overflow: hidden;
  position: relative;
}
.headshot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(8%) contrast(1.02);
  display: block;
}
.headshot::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 78%, rgba(11,27,51,0.18) 100%);
  pointer-events: none;
}
.headshot__tag {
  position: absolute;
  bottom: 1rem; left: 1rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.92);
  background: rgba(11,27,51,0.6);
  padding: 0.35rem 0.6rem;
  backdrop-filter: blur(6px);
}

/* ---------- Evidence / anchor-publications block ---------- */
.evidence {
  margin-top: 2.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}
.pillar > .evidence { grid-column: 1 / span 12; margin-top: 0.5rem; }
.evidence__head {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-50);
  margin-bottom: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.evidence__head::before {
  content: "";
  display: inline-block;
  width: 22px; height: 1px;
  background: var(--copper);
}
.evidence__list { display: flex; flex-direction: column; gap: 0; }
.evidence__list a {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  align-items: baseline;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--rule);
  font-size: 0.9rem;
  line-height: 1.4;
  color: var(--ink);
  transition: color var(--t-quick) var(--ease-out), padding-left var(--t-quick) var(--ease-out);
}
.evidence__list a:last-child { border-bottom: 0; }
.evidence__list a:hover { color: var(--copper); padding-left: 0.4rem; }
.evidence__year {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--ink-50);
}
.evidence__title { font-family: var(--font-display); font-weight: 500; letter-spacing: -0.005em; }
.evidence__venue {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--ink-50);
  text-align: right;
  white-space: nowrap;
}
@media (max-width: 700px) {
  .evidence__list a { grid-template-columns: 60px 1fr; }
  .evidence__venue { grid-column: 2; text-align: left; margin-top: 0.15rem; }
}

/* Insight-row anchor target highlight */
.insight-row:target {
  background: var(--copper-tint);
  transition: background var(--t-slow) var(--ease-out);
  margin-inline: calc(var(--gutter) * -1);
  padding-inline: var(--gutter);
}

/* ---------- Misc utility ---------- */
.center { text-align: center; }
.muted { color: var(--ink-50); }
.flex { display: flex; }
.gap-s { gap: 0.75rem; }
.mt-s { margin-top: 1rem; }
.mt-m { margin-top: 2rem; }
.mt-l { margin-top: 3rem; }
.mt-xl { margin-top: 5rem; }
.mt-xxl { margin-top: 8rem; }