:root {
  --navy: #071823;
  --navy-soft: #102833;
  --ink: #17242a;
  --muted: #5f6c70;
  --paper: #f3f0e9;
  --paper-deep: #e7e1d6;
  --white: #fffdf8;
  --copper: #b26e4a;
  --line: rgba(23, 36, 42, 0.18);
  --max: 1240px;
  --serif: "Source Serif 4", Georgia, serif;
  --sans: "DM Sans", Arial, sans-serif;
  --display: "Manrope", "DM Sans", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; }
.skip-link {
  position: fixed;
  z-index: 1000;
  left: 1rem;
  top: -5rem;
  background: var(--white);
  color: var(--navy);
  padding: 0.75rem 1rem;
  border-radius: 0.25rem;
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  min-height: 5.25rem;
  padding: 1rem max(1.25rem, calc((100vw - var(--max)) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--white);
  border-bottom: 1px solid rgba(255,255,255,0.16);
  transition: background 220ms ease, min-height 220ms ease, box-shadow 220ms ease;
}
.site-header.is-scrolled {
  min-height: 4.5rem;
  background: rgba(7, 24, 35, 0.96);
  box-shadow: 0 10px 40px rgba(0,0,0,0.16);
  backdrop-filter: blur(12px);
}
.brand { display: inline-flex; align-items: center; gap: 0.8rem; text-decoration: none; }
.brand-mark {
  width: 2.65rem;
  height: 2.65rem;
  display: grid;
  place-items: center;
  border: 1px solid currentColor;
  font-family: var(--display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
}
.brand-copy { display: grid; line-height: 1.15; }
.brand-copy strong { font-family: var(--display); font-size: 0.96rem; font-weight: 600; }
.brand-copy small { margin-top: 0.27rem; font-size: 0.67rem; letter-spacing: 0.12em; text-transform: uppercase; opacity: 0.68; }

.main-nav { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2.15rem); }
.main-nav a {
  position: relative;
  text-decoration: none;
  font-size: 0.83rem;
  letter-spacing: 0.035em;
  color: rgba(255,255,255,0.78);
}
.main-nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -0.3rem;
  height: 1px;
  background: var(--copper);
  transition: right 180ms ease;
}
.main-nav a:hover::after, .main-nav a:focus-visible::after { right: 0; }
.main-nav a:hover, .main-nav a:focus-visible { color: var(--white); }
.main-nav .nav-cta { border: 1px solid rgba(255,255,255,0.42); padding: 0.66rem 1rem; color: var(--white); }
.main-nav .nav-cta:hover { background: var(--white); color: var(--navy); }
.menu-button { display: none; }

section[id] { scroll-margin-top: 5rem; }

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: var(--navy);
  color: var(--white);
}
.hero-image, .hero-shade { position: absolute; inset: 0; }
.hero-image {
  background: url("./industrial-structure.png") center center / cover no-repeat;
  opacity: 0.88;
  transform: scale(1.015);
  animation: settle 1.2s ease-out both;
}
.hero-shade {
  background:
    linear-gradient(90deg, rgba(4,18,27,0.98) 0%, rgba(4,18,27,0.88) 40%, rgba(4,18,27,0.18) 72%, rgba(4,18,27,0.28) 100%),
    linear-gradient(0deg, rgba(4,18,27,0.8) 0%, transparent 42%);
}
.hero-content {
  position: relative;
  z-index: 2;
  width: min(54rem, calc(100% - 2.5rem));
  margin-inline: max(1.25rem, calc((100vw - var(--max)) / 2));
  padding: 9rem 0 10.5rem;
}
.eyebrow, .section-kicker {
  margin: 0 0 1.5rem;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper);
}
.eyebrow.light { color: #d4a083; }
.hero h1 {
  max-width: 51rem;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.65rem, 5.6vw, 5.7rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.99;
  text-wrap: balance;
}
.hero h1 em { font-family: var(--serif); font-weight: 500; letter-spacing: -0.035em; }
.hero-intro {
  max-width: 43rem;
  margin: 2rem 0 0;
  color: rgba(255,255,255,0.78);
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.6;
}
.hero-actions { margin-top: 2.6rem; display: flex; align-items: center; flex-wrap: wrap; gap: 1.75rem; }
.button {
  display: inline-flex;
  min-height: 3.2rem;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.35rem;
  border: 1px solid currentColor;
  text-decoration: none;
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.025em;
  transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}
.button:hover { transform: translateY(-2px); }
.button-light { background: var(--white); color: var(--navy); border-color: var(--white); }
.button-light:hover { background: transparent; color: var(--white); }
.text-link { display: inline-flex; gap: 0.65rem; align-items: center; text-decoration: none; font-size: 0.9rem; font-weight: 600; }
.text-link span { transition: transform 180ms ease; }
.text-link:hover span { transform: translate(0.18rem, 0.18rem); }
.light-link { color: rgba(255,255,255,0.82); }
.hero-index {
  position: absolute;
  z-index: 2;
  inset: auto max(1.25rem, calc((100vw - var(--max)) / 2)) 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid rgba(255,255,255,0.18);
}
.hero-index div { position: relative; padding: 1.25rem 1.4rem 1.5rem; display: grid; grid-template-columns: auto 1fr; gap: 0.08rem 0.85rem; }
.hero-index div + div { border-left: 1px solid rgba(255,255,255,0.18); }
.hero-index span { grid-row: 1 / 3; color: #d4a083; font-size: 0.72rem; letter-spacing: 0.12em; }
.hero-index strong { font-size: 0.9rem; font-weight: 500; }
.hero-index small { color: rgba(255,255,255,0.5); font-size: 0.73rem; }

.section { padding: clamp(5.5rem, 10vw, 9rem) max(1.25rem, calc((100vw - var(--max)) / 2)); }
.perspective-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: clamp(3rem, 8vw, 8rem); align-items: start; }
h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.15rem, 4.2vw, 4.2rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.07;
  text-wrap: balance;
}
.body-copy { border-top: 1px solid var(--line); padding-top: 1.5rem; color: var(--muted); font-size: 1.04rem; }
.body-copy p:first-child { margin-top: 0; color: var(--ink); }
.body-copy p:last-child { margin-bottom: 0; }
.bridge {
  margin-top: clamp(4rem, 8vw, 7rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
.bridge div { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 0.75rem; font-size: 0.81rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }
.bridge i { height: 1px; background: var(--line); position: relative; }
.bridge i::after { content: ""; position: absolute; right: 0; top: -2px; width: 5px; height: 5px; border-radius: 50%; background: var(--copper); }

.engagements { background: var(--paper-deep); }
.engagement-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.engagement-card {
  min-height: 23rem;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--line);
}
.engagement-card:last-child { border-right: 0; }
.engagement-number {
  color: var(--copper);
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.14em;
}
.engagement-card > div {
  margin-top: auto;
}
.engagement-card h3 {
  margin: 0 0 1rem;
  font-family: var(--serif);
  font-size: clamp(1.55rem, 2.25vw, 2.2rem);
  font-weight: 500;
  line-height: 1.12;
}
.engagement-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.65;
}
.engagement-card small {
  display: block;
  margin-top: 1.4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.5;
  text-transform: uppercase;
}

.services { background: var(--white); }
.section-heading { display: grid; grid-template-columns: 0.33fr 1fr; gap: 2rem; margin-bottom: clamp(3rem, 7vw, 6rem); }
.section-heading > div:last-child { max-width: 49rem; }
.section-heading h2 { font-size: clamp(2.15rem, 4vw, 3.85rem); }
.section-heading p { margin: 1.3rem 0 0; max-width: 42rem; color: var(--muted); font-size: 1.03rem; }
.service-list { border-top: 1px solid var(--line); }
.service-card {
  display: grid;
  grid-template-columns: 0.33fr 1fr;
  gap: 2rem;
  padding: clamp(2.25rem, 5vw, 4rem) 0;
  border-bottom: 1px solid var(--line);
}
.service-number { font-family: var(--serif); color: var(--copper); font-size: 1rem; }
.service-card > div { display: grid; grid-template-columns: 0.72fr 1fr 0.85fr; gap: clamp(1.75rem, 4vw, 4.5rem); align-items: start; }
.service-card h3 { margin: 0; font-family: var(--serif); font-size: clamp(1.6rem, 2.3vw, 2.25rem); font-weight: 500; line-height: 1.15; }
.service-card p { margin: 0; color: var(--muted); }
.service-card ul { margin: 0; padding: 0; list-style: none; }
.service-card li { padding: 0.52rem 0; border-bottom: 1px solid var(--line); font-size: 0.86rem; }
.service-card li:first-child { padding-top: 0; }

.evidence { background: var(--paper); }
.evidence-card {
  display: grid;
  grid-template-columns: 0.42fr 0.58fr;
  border-top: 3px solid var(--copper);
  background: var(--white);
  box-shadow: 0 22px 70px rgba(7, 24, 35, 0.07);
}
.evidence-title {
  padding: clamp(2rem, 4vw, 4rem);
  background: var(--navy-soft);
  color: var(--white);
}
.evidence-title span {
  display: block;
  margin-bottom: 3rem;
  color: #d4a083;
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.evidence-title h3 {
  max-width: 25rem;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2rem, 3.5vw, 3.5rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.07;
}
.evidence-facts { margin: 0; padding: clamp(1rem, 2vw, 2rem) clamp(2rem, 4vw, 4rem); }
.evidence-facts div {
  display: grid;
  grid-template-columns: 0.35fr 0.65fr;
  gap: 1.5rem;
  padding: clamp(1.5rem, 3vw, 2.4rem) 0;
  border-bottom: 1px solid var(--line);
}
.evidence-facts div:last-child { border-bottom: 0; }
.evidence-facts dt {
  color: var(--copper);
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.evidence-facts dd { margin: 0; color: var(--muted); }
.evidence-facts div:last-child dd { color: var(--ink); font-weight: 600; }

.career { background: var(--white); }
.career-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.career-item {
  position: relative;
  display: grid;
  grid-template-columns: 0.22fr 0.28fr 0.5fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  padding: clamp(1.75rem, 3.5vw, 2.75rem) 0;
  border-bottom: 1px solid var(--line);
}
.career-item::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--copper);
  transition: width 220ms ease;
}
.career-item:hover::before { width: 4rem; }
.career-period {
  display: flex;
  flex-direction: column;
  color: var(--muted);
  font-size: 0.79rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.career-period time { color: var(--ink); font-weight: 600; }
.career-company { display: flex; flex-direction: column; align-items: flex-start; }
.career-company strong {
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2vw, 1.85rem);
  font-weight: 500;
  line-height: 1.15;
}
.career-company span {
  margin-top: 0.55rem;
  color: var(--copper);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.career-roles p { margin: 0; font-size: 1.02rem; font-weight: 500; line-height: 1.45; }
.career-roles-multiple { display: grid; gap: 1.25rem; }
.career-roles-multiple div { padding-bottom: 1.25rem; border-bottom: 1px solid var(--line); }
.career-roles-multiple div:last-child { padding-bottom: 0; border-bottom: 0; }
.career-roles-multiple span { display: block; margin-top: 0.3rem; color: var(--muted); font-size: 0.75rem; letter-spacing: 0.04em; text-transform: uppercase; }
.career-current .career-company strong { color: var(--navy); }

.principles { background: var(--paper-deep); }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.principle-grid article {
  min-height: 22rem;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--line);
}
.principle-grid article:last-child { border-right: 0; }
.principle-grid span { color: var(--copper); font-size: 0.73rem; font-weight: 600; letter-spacing: 0.14em; }
.principle-grid h3 {
  margin: auto 0 1rem;
  font-family: var(--serif);
  font-size: clamp(1.55rem, 2.4vw, 2.3rem);
  font-weight: 500;
  line-height: 1.12;
}
.principle-grid p { margin: 0; color: var(--muted); font-size: 0.92rem; }

.approach { background: var(--navy); color: var(--white); }
.section-heading.inverse p { color: rgba(255,255,255,0.58); }
.approach-steps { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,0.2); }
.approach-steps li { min-height: 18rem; padding: 1.5rem; border-right: 1px solid rgba(255,255,255,0.2); display: flex; flex-direction: column; }
.approach-steps li:last-child { border-right: 0; }
.approach-steps span { color: #d4a083; font-size: 0.73rem; letter-spacing: 0.14em; }
.approach-steps h3 { margin: auto 0 0.65rem; font-family: var(--serif); font-size: 1.65rem; font-weight: 500; }
.approach-steps p { margin: 0; color: rgba(255,255,255,0.58); font-size: 0.9rem; line-height: 1.55; }

.about { display: grid; grid-template-columns: 0.33fr 1fr; gap: 2rem; }
.about-aside { display: flex; flex-direction: column; align-items: flex-start; }
.portrait-frame {
  width: min(100%, 18rem);
  aspect-ratio: 4 / 5;
  margin: 1.5rem 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper-deep);
}
.portrait-frame img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center 38%;
}
.location { margin-top: 1.1rem; color: var(--muted); font-size: 0.77rem; text-transform: uppercase; letter-spacing: 0.1em; }
.about-content h2 { max-width: 54rem; font-size: clamp(2.15rem, 4vw, 3.8rem); }
.about-content .lead { max-width: 51rem; margin: 2rem 0 0; color: var(--ink); font-size: 1.18rem; line-height: 1.7; }
.about-proof {
  max-width: 51rem;
  margin: 1.75rem 0 0;
  padding-left: 1.35rem;
  border-left: 2px solid var(--copper);
  color: var(--ink);
  font-size: 1.05rem;
  line-height: 1.7;
}
.about-columns { margin-top: 2.7rem; padding-top: 2rem; border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); color: var(--muted); }
.about-columns p { margin: 0; }
.experience-strip { margin-top: 3rem; display: flex; flex-wrap: wrap; gap: 0.65rem; }
.experience-strip span { border: 1px solid var(--line); padding: 0.55rem 0.8rem; font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.08em; }

.contact { background: var(--navy-soft); color: var(--white); display: grid; grid-template-columns: 1.35fr 0.65fr; gap: clamp(3rem, 8vw, 8rem); }
.contact h2 { max-width: 52rem; }
.contact-actions { padding-top: 3.3rem; }
.contact-actions p { margin: 0 0 2rem; color: rgba(255,255,255,0.62); }
.contact-actions .button { width: 100%; }
.contact-actions .button + .button { margin-top: 0.75rem; }
.contact-actions .text-link { margin-top: 1.5rem; }

.site-footer {
  padding: 2rem max(1.25rem, calc((100vw - var(--max)) / 2));
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
  background: #041119;
  color: rgba(255,255,255,0.55);
}
.footer-brand { color: var(--white); }
.site-footer p { margin: 0; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em; }
.site-footer p:last-child { text-align: right; }

:focus-visible { outline: 2px solid #d4a083; outline-offset: 4px; }
@keyframes settle { from { opacity: 0; transform: scale(1.05); } to { opacity: 0.88; transform: scale(1.015); } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

@media (max-width: 900px) {
  .site-header {
    min-height: 4.75rem;
    padding: 0.7rem max(1.25rem, env(safe-area-inset-right)) 0.7rem max(1.25rem, env(safe-area-inset-left));
  }
  .site-header.is-scrolled { min-height: 4.25rem; }
  .site-header.is-menu-open { background: rgba(7,24,35,0.99); }
  .brand-mark { width: 2.45rem; height: 2.45rem; }
  .menu-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    min-width: 5.25rem;
    min-height: 2.75rem;
    margin-right: -0.65rem;
    padding: 0.55rem 0.65rem;
    background: none;
    border: 0;
    color: inherit;
    font: inherit;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
  }
  .menu-lines {
    position: relative;
    width: 1.35rem;
    height: 0.8rem;
  }
  .menu-lines::before,
  .menu-lines::after {
    content: "";
    position: absolute;
    left: 0;
    width: 100%;
    height: 1px;
    background: currentColor;
    transition: transform 180ms ease, top 180ms ease;
  }
  .menu-lines::before { top: 0.12rem; }
  .menu-lines::after { top: 0.67rem; }
  .menu-button[aria-expanded="true"] .menu-lines::before { top: 0.4rem; transform: rotate(45deg); }
  .menu-button[aria-expanded="true"] .menu-lines::after { top: 0.4rem; transform: rotate(-45deg); }
  .main-nav {
    position: absolute;
    inset: 100% 0 auto;
    max-height: calc(100dvh - 4.25rem);
    padding: 0.6rem max(1.25rem, env(safe-area-inset-right)) max(1.25rem, env(safe-area-inset-bottom)) max(1.25rem, env(safe-area-inset-left));
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    background: rgba(7,24,35,0.98);
    border-top: 1px solid rgba(255,255,255,0.14);
    box-shadow: 0 22px 35px rgba(0,0,0,0.24);
    overflow-y: auto;
  }
  .main-nav.is-open { display: flex; }
  .main-nav a {
    display: flex;
    min-height: 3.25rem;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    font-size: 1rem;
  }
  .main-nav .nav-cta {
    justify-content: center;
    margin-top: 0.75rem;
    padding-inline: 0.9rem;
    border-bottom: 1px solid rgba(255,255,255,0.42);
    text-align: center;
  }
  body.nav-open { overflow: hidden; }
  .hero-content { margin-inline: 1.25rem; width: calc(100% - 2.5rem); }
  .hero-index { inset-inline: 1.25rem; }
  .engagement-grid { grid-template-columns: 1fr; }
  .engagement-card {
    min-height: 0;
    padding: 2rem 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .engagement-card:last-child { border-bottom: 0; }
  .engagement-card > div { margin-top: 1.5rem; }
  .perspective-grid, .about, .contact { grid-template-columns: 1fr; }
  .section-heading { grid-template-columns: 0.25fr 1fr; }
  .service-card { grid-template-columns: 0.2fr 1fr; }
  .service-card > div { grid-template-columns: 1fr 1fr; }
  .service-card h3 { grid-column: 1 / -1; }
  .evidence-card { grid-template-columns: 0.44fr 0.56fr; }
  .evidence-facts div { grid-template-columns: 1fr; gap: 0.55rem; }
  .career-item { grid-template-columns: 0.25fr 0.3fr 0.45fr; gap: 1.5rem; }
  .principle-grid { grid-template-columns: 1fr 1fr; }
  .principle-grid article:nth-child(2) { border-right: 0; }
  .principle-grid article:last-child { grid-column: 1 / -1; border-top: 1px solid var(--line); }
  .approach-steps { grid-template-columns: 1fr 1fr; }
  .approach-steps li:nth-child(2) { border-right: 0; }
  .approach-steps li:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,0.2); }
  .portrait-frame { margin-top: 0; width: min(42vw, 13rem); }
  .about-aside { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 1rem; }
  .about-aside .eyebrow { grid-column: 1 / -1; }
  .location { margin: 0; }
  .contact-actions { padding-top: 0; }
  .site-footer { grid-template-columns: 1fr auto; }
  .site-footer > p:nth-child(2) { display: none; }
  .service-card > div,
  .section-heading > div,
  .career-item > div,
  .about-content { min-width: 0; }
}

@media (max-width: 620px) {
  .brand-copy small { display: none; }
  .hero {
    min-height: 100svh;
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: stretch;
  }
  .hero-image { background-position: 65% center; }
  .hero-shade {
    background:
      linear-gradient(90deg, rgba(4,18,27,0.985) 0%, rgba(4,18,27,0.86) 64%, rgba(4,18,27,0.58) 100%),
      linear-gradient(0deg, rgba(4,18,27,0.98) 0%, transparent 68%);
  }
  .hero-content {
    margin-top: auto;
    padding: 7.75rem 0 1.8rem;
  }
  .eyebrow,
  .section-kicker {
    margin-bottom: 1rem;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    line-height: 1.5;
  }
  .hero h1 {
    max-width: 32rem;
    font-size: clamp(2.25rem, 10.7vw, 3.15rem);
    letter-spacing: -0.045em;
    line-height: 1.035;
    text-wrap: pretty;
  }
  .hero-intro {
    margin-top: 1.35rem;
    font-size: 1rem;
    line-height: 1.55;
  }
  .hero-actions {
    margin-top: 1.75rem;
    flex-direction: column;
    align-items: stretch;
    gap: 0.65rem;
  }
  .hero-actions .button { width: 100%; }
  .hero-actions .text-link {
    min-height: 2.75rem;
    justify-content: center;
  }
  .hero-index {
    position: relative;
    inset: auto;
    grid-template-columns: 1fr;
    margin: 0 1.25rem max(1rem, env(safe-area-inset-bottom));
  }
  .hero-index div {
    grid-template-columns: 2rem minmax(0, 1fr);
    padding: 0.6rem 0;
  }
  .hero-index div + div { border-left: 0; border-top: 1px solid rgba(255,255,255,0.14); }
  .hero-index small { font-size: 0.71rem; }
  .section {
    padding: 3.75rem max(1.15rem, env(safe-area-inset-right)) 3.75rem max(1.15rem, env(safe-area-inset-left));
  }
  h2,
  .section-heading h2,
  .about-content h2 {
    font-size: clamp(1.95rem, 8.7vw, 2.45rem);
    line-height: 1.1;
    text-wrap: pretty;
  }
  .perspective-grid { gap: 1.8rem; }
  .body-copy { padding-top: 1.2rem; font-size: 1rem; }
  .bridge { margin-top: 3rem; grid-template-columns: 1fr; gap: 1rem; }
  .bridge div { font-size: 0.75rem; }
  .section-heading { grid-template-columns: 1fr; gap: 0; margin-bottom: 2.5rem; }
  .section-heading p { margin-top: 1rem; font-size: 1rem; }
  .service-card { grid-template-columns: 2rem 1fr; gap: 0.6rem; }
  .service-card { padding: 2rem 0; }
  .service-card > div { grid-template-columns: 1fr; gap: 1.15rem; }
  .service-card h3 { grid-column: auto; }
  .service-card p { line-height: 1.6; }
  .service-card li { padding: 0.65rem 0; font-size: 0.9rem; }
  .engagement-card { padding: 1.65rem 0; }
  .engagement-card > div { margin-top: 1.2rem; }
  .engagement-card h3 { margin-bottom: 0.8rem; font-size: 1.7rem; }
  .engagement-card p { font-size: 0.96rem; }
  .engagement-card small { margin-top: 1.15rem; padding-top: 0.85rem; }
  .evidence-card { grid-template-columns: 1fr; }
  .evidence-title { padding: 1.6rem; }
  .evidence-title span { margin-bottom: 1.65rem; }
  .evidence-title h3 { font-size: clamp(1.9rem, 9vw, 2.55rem); }
  .evidence-facts { padding: 0.4rem 1.6rem; }
  .evidence-facts div { padding: 1.35rem 0; }
  .career-item {
    grid-template-columns: 1fr;
    gap: 0.7rem;
    padding: 1.65rem 0 1.65rem 1.25rem;
  }
  .career-item::before {
    top: 1.95rem;
    left: 0;
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
  }
  .career-item:hover::before { width: 0.45rem; }
  .career-period { flex-direction: row; gap: 0.35rem; }
  .career-company span { margin-top: 0.3rem; }
  .career-roles { margin-top: 0.35rem; }
  .career-roles-multiple { gap: 1rem; }
  .career-roles-multiple div { padding-bottom: 1rem; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid article { min-height: 0; padding: 1.6rem 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .principle-grid h3 { margin: 1.5rem 0 0.75rem; font-size: 1.65rem; }
  .principle-grid article:nth-child(2) { border-right: 0; }
  .principle-grid article:last-child { grid-column: auto; border-top: 0; border-bottom: 0; }
  .approach-steps { grid-template-columns: 1fr; }
  .approach-steps li { min-height: 0; padding: 1.5rem 0; border-right: 0; border-bottom: 1px solid rgba(255,255,255,0.2); }
  .approach-steps h3 { margin: 1.35rem 0 0.45rem; }
  .approach-steps li:last-child { border-bottom: 0; }
  .about { gap: 2.25rem; }
  .about-aside { grid-template-columns: 7.25rem 1fr; gap: 1.1rem; }
  .portrait-frame { width: 7.25rem; }
  .about-content .lead { margin-top: 1.5rem; font-size: 1.06rem; line-height: 1.65; }
  .about-proof { margin-top: 1.4rem; padding-left: 1rem; font-size: 1rem; line-height: 1.65; }
  .about-columns { grid-template-columns: 1fr; gap: 1.5rem; }
  .experience-strip { margin-top: 2.25rem; gap: 0.5rem; }
  .experience-strip span { padding: 0.5rem 0.65rem; font-size: 0.68rem; }
  .contact { gap: 1.75rem; }
  .contact-actions p { margin-bottom: 1.5rem; }
  .contact-actions .button { min-height: 3.5rem; padding-inline: 0.8rem; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer { padding: 1.75rem max(1.15rem, env(safe-area-inset-right)) max(1.75rem, env(safe-area-inset-bottom)) max(1.15rem, env(safe-area-inset-left)); }
  .site-footer p:last-child { text-align: left; }
}

@media (max-width: 380px) {
  .site-header { padding-inline: 1rem; }
  .brand { gap: 0.6rem; }
  .brand-mark { width: 2.25rem; height: 2.25rem; }
  .brand-copy strong { font-size: 0.9rem; }
  .menu-button { min-width: 4.9rem; }
  .hero-content { width: calc(100% - 2rem); margin-inline: 1rem; }
  .hero-index { margin-inline: 1rem; }
  .hero h1 { font-size: clamp(2.1rem, 10.7vw, 2.55rem); }
  .section { padding-inline: 1rem; }
  .evidence-title,
  .evidence-facts { padding-inline: 1.25rem; }
}

@media (hover: none) {
  .button:hover { transform: none; }
}