:root {
  --paper: #ffffff;
  --paper-warm: #f1f3f8;
  --ink: #191918;
  --muted: #66645f;
  --line: rgba(25, 25, 24, 0.18);
  --rust: #2454d6;
  --cobalt: #164c78;
  --white: #ffffff;
  --serif: Georgia, "Times New Roman", serif;
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --gutter: clamp(1.25rem, 4vw, 4.5rem);
  --header-height: 5rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
body.dialog-open { overflow: hidden; }
button, a { font: inherit; }
button { color: inherit; }
img, video { display: block; max-width: 100%; }
a { color: inherit; }
::selection { color: var(--white); background: var(--rust); }

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-180%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem var(--gutter);
  border-bottom: 1px solid transparent;
  transition: background-color 220ms ease, border-color 220ms ease;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-color: var(--line);
  backdrop-filter: blur(16px);
}
.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.7rem;
  text-decoration: none;
}
.wordmark-name { font: 700 1.25rem/1 var(--sans); letter-spacing: 0.09em; }
.wordmark-role { color: var(--muted); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; }
.primary-nav { display: flex; align-items: center; gap: clamp(1.5rem, 3vw, 3rem); }
.primary-nav a, .site-footer a {
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.primary-nav a { position: relative; }
.primary-nav a::after {
  position: absolute;
  right: 0;
  bottom: -0.35rem;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}
.primary-nav a:hover::after, .primary-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.menu-toggle { display: none; border: 0; background: none; }

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  padding: calc(var(--header-height) + 9vh) var(--gutter) 3rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.hero::before {
  position: absolute;
  inset: auto -8vw 10% auto;
  width: min(35vw, 31rem);
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 50%;
  content: "";
}
.hero-kicker, .eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.hero-kicker { padding-bottom: 2rem; border-bottom: 1px solid var(--line); }
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(17rem, 0.55fr);
  gap: clamp(3rem, 8vw, 9rem);
  align-items: end;
  padding: clamp(3rem, 8vh, 6rem) 0 5vh;
}
.hero h1 {
  margin: 0;
  font: 400 clamp(3.8rem, 8.1vw, 9rem)/0.88 var(--serif);
  letter-spacing: -0.055em;
}
.hero h1 em { color: var(--rust); font-weight: 400; }
.hero-aside { position: relative; padding-bottom: 0.75rem; }
.hero-aside p { margin: 0 0 1.8rem; font-size: clamp(1.05rem, 1.45vw, 1.3rem); line-height: 1.55; }
.text-link, .inline-case-link {
  display: inline-flex;
  gap: 1.25rem;
  align-items: center;
  border: 0;
  border-bottom: 1px solid currentColor;
  padding: 0 0 0.3rem;
  background: none;
  text-decoration: none;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}
.text-link span, .inline-case-link span { transition: transform 180ms ease; }
.text-link:hover span, .inline-case-link:hover span { transform: translate(0.18rem, 0.12rem); }
.line-arrow {
  position: relative;
  display: inline-block;
  flex: 0 0 auto;
  width: 1.1em;
  height: 1em;
  vertical-align: -0.12em;
}
.line-arrow::before {
  position: absolute;
  top: 50%;
  left: 0;
  width: 0.95em;
  height: 1px;
  background: currentColor;
  content: "";
}
.line-arrow::after {
  position: absolute;
  top: 50%;
  right: 0.03em;
  width: 0.38em;
  height: 0.38em;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  content: "";
  transform: translateY(-42%) rotate(45deg);
}
.line-arrow-up { transform: rotate(-90deg); }
.hero-orbit {
  position: absolute;
  right: clamp(1.5rem, 6vw, 7rem);
  bottom: clamp(1rem, 4vh, 3rem);
  width: clamp(7rem, 12vw, 11rem);
  aspect-ratio: 1;
  animation: rotate 26s linear infinite;
}
.orbit-copy {
  position: absolute;
  inset: 0;
  font-size: 0;
}
.orbit-copy::before {
  position: absolute;
  inset: 14%;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  border-radius: 50%;
  content: "M";
  font: italic 2.25rem/1 var(--serif);
  animation: counter-rotate 26s linear infinite;
}
@keyframes rotate { to { transform: rotate(360deg); } }
@keyframes counter-rotate { to { transform: rotate(-360deg); } }

.work-section { padding: clamp(6rem, 12vw, 11rem) var(--gutter); background: var(--ink); color: var(--white); }
.work-section, .about-section, .contact-section { scroll-margin-top: var(--header-height); }
.section-heading {
  display: grid;
  grid-template-columns: 1.45fr 0.55fr;
  gap: clamp(2rem, 8vw, 9rem);
  align-items: end;
  margin-bottom: clamp(5rem, 10vw, 9rem);
}
.section-heading h2, .about-copy h2, .contact-section h2 {
  margin: 1.5rem 0 0;
  font: 400 clamp(3rem, 6vw, 6.7rem)/0.95 var(--serif);
  letter-spacing: -0.045em;
}
.section-heading p { margin: 0; color: rgba(255, 253, 248, 0.72); font-size: clamp(1.05rem, 1.45vw, 1.3rem); }
.case-list { display: grid; gap: clamp(6rem, 12vw, 12rem); }
.case-card { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(18rem, 0.55fr); gap: clamp(2.5rem, 7vw, 8rem); align-items: center; }
.case-card:nth-child(even) { grid-template-columns: minmax(18rem, 0.55fr) minmax(0, 1.45fr); }
.case-card:nth-child(even) .case-visual { order: 2; }
.case-visual {
  position: relative;
  width: 100%;
  min-height: min(55vw, 47rem);
  overflow: hidden;
  border: 0;
  padding: 0;
  background: #d8d5ce;
  cursor: pointer;
}
.case-visual::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0, 0, 0, 0.35));
  content: "";
  opacity: 0.55;
}
.case-visual img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1); }
.case-card-rider .case-visual { min-height: min(48vw, 41rem); }
.case-card-rider .case-visual img { object-position: center; }
.case-card-teachers .case-visual img { object-position: left top; }
.case-visual:hover img { transform: scale(1.025); }
.case-number, .open-case { position: absolute; z-index: 2; bottom: 1.4rem; color: #fff; }
.case-number { left: 1.5rem; font: italic 1.1rem/1 var(--serif); }
.open-case { right: 1.5rem; display: flex; gap: 0.8rem; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; }
.case-copy h3 { margin: 2rem 0 1.25rem; font: 400 clamp(2.3rem, 4vw, 4.3rem)/0.98 var(--serif); letter-spacing: -0.04em; }
.case-copy > p { color: rgba(255, 253, 248, 0.7); font-size: 1.05rem; }
.case-meta { display: flex; gap: 1rem; justify-content: space-between; padding-bottom: 0.8rem; border-bottom: 1px solid rgba(255, 255, 255, 0.22); font-size: 0.66rem; letter-spacing: 0.08em; text-transform: uppercase; }
.case-meta span:last-child { color: rgba(255, 253, 248, 0.55); text-align: right; }
.inline-case-link { margin-top: 1rem; color: var(--white); }
.attribution-note { max-width: 42rem; margin: clamp(6rem, 12vw, 10rem) 0 0 auto; padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,0.2); color: rgba(255, 253, 248, 0.5); font-size: 0.8rem; }

.about-section { display: grid; grid-template-columns: minmax(18rem, 0.7fr) minmax(0, 1.3fr); min-height: 100vh; }
.about-portrait {
  position: relative;
  min-height: 46rem;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  padding: clamp(3rem, 6vw, 6rem) clamp(2rem, 4vw, 4rem);
  background: var(--rust);
  color: var(--white);
}
.about-portrait::before {
  position: absolute;
  z-index: 0;
  top: -20%;
  left: -38%;
  width: 95%;
  aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: 50%;
  content: "";
}
.about-portrait::after {
  position: absolute;
  z-index: 0;
  right: -12%;
  bottom: -4%;
  width: 46%;
  aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: 50%;
  content: "";
}
.portrait-image { position: relative; z-index: 1; width: 75%; max-width: 25rem; aspect-ratio: 1; object-fit: cover; object-position: 50% 48%; border: 1px solid rgba(255,255,255,0.5); border-radius: 50%; box-shadow: 0 1.5rem 3rem rgba(8, 28, 72, 0.2); }
.portrait-caption { position: relative; z-index: 1; width: 75%; max-width: 25rem; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.11em; text-transform: uppercase; }
.about-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(5rem, 10vw, 11rem) var(--gutter); }
.about-copy h2 { margin-bottom: clamp(3rem, 6vw, 6rem); }
.about-copy > p { max-width: 48rem; margin: 0 0 1.5rem; color: var(--muted); font-size: clamp(1.05rem, 1.4vw, 1.25rem); }
.about-copy .about-lede { color: var(--ink); font: 400 clamp(1.7rem, 2.8vw, 2.7rem)/1.25 var(--serif); letter-spacing: -0.025em; }
.experience-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: clamp(3rem, 6vw, 5rem); padding-top: 1.4rem; border-top: 1px solid var(--line); }
.experience-label { font-size: 0.64rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; }
.experience-grid p { color: var(--muted); font-size: 0.88rem; line-height: 1.7; }

.contact-section { padding: clamp(6rem, 11vw, 11rem) var(--gutter); background: var(--rust); color: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1.25fr 0.75fr; gap: clamp(3rem, 9vw, 10rem); align-items: end; }
.contact-section h2 { font-size: clamp(3.5rem, 7.2vw, 8rem); }
.contact-section h2 em { font-weight: 400; color: var(--ink); }
.contact-details > p { max-width: 30rem; font-size: 1.1rem; }
.contact-links { margin-top: 2.5rem; border-top: 1px solid rgba(255,255,255,0.4); }
.contact-link { width: 100%; display: grid; grid-template-columns: 5rem 1fr auto; gap: 1rem; align-items: center; border: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding: 1.1rem 0; background: none; color: var(--white); text-align: left; text-decoration: none; cursor: pointer; }
.contact-link span:first-child { font-size: 0.66rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
.contact-link strong { font-weight: 400; }
.contact-details small { display: block; margin-top: 1rem; color: rgba(255,255,255,0.68); font-size: 0.72rem; }

.site-footer { display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; gap: 2rem; padding: 2rem var(--gutter); background: var(--paper); }
.site-footer p { margin: 0; color: var(--muted); font-size: 0.72rem; text-align: center; }
.site-footer > a:last-child { justify-self: end; }

.case-dialog { width: 100%; max-width: none; height: 100%; max-height: none; margin: 0; border: 0; padding: 0; background: var(--paper); color: var(--ink); }
.case-dialog::backdrop { background: rgba(0,0,0,0.55); }
.dialog-shell { min-height: 100%; }
.dialog-header { position: sticky; z-index: 4; top: 0; display: flex; justify-content: space-between; align-items: center; height: 4.5rem; padding: 0 var(--gutter); border-bottom: 1px solid var(--line); background: rgba(255,255,255,0.94); backdrop-filter: blur(12px); }
.dialog-index { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; }
.dialog-close { border: 0; background: none; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; cursor: pointer; }
.dialog-close span { margin-left: 0.5rem; font-size: 1.2rem; font-weight: 400; }
.dialog-content { padding: clamp(4rem, 8vw, 8rem) var(--gutter) clamp(6rem, 10vw, 10rem); }
.study-heading { display: grid; grid-template-columns: 1.15fr 0.55fr; gap: clamp(2rem, 8vw, 9rem); align-items: end; margin-bottom: clamp(4rem, 8vw, 7rem); }
.study-heading h2 { max-width: 55rem; margin: 1.5rem 0 0; font: 400 clamp(3.2rem, 6.5vw, 7rem)/0.94 var(--serif); letter-spacing: -0.045em; }
.study-heading > p { margin: 0; color: var(--muted); font-size: 1.1rem; }
.study-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-bottom: clamp(4rem, 8vw, 7rem); background: var(--line); border: 1px solid var(--line); }
.study-facts div { padding: clamp(1.25rem, 3vw, 2.5rem); background: var(--paper); }
.study-facts span { font-size: 0.64rem; font-weight: 700; letter-spacing: 0.11em; text-transform: uppercase; }
.study-facts p { margin-bottom: 0; color: var(--muted); }
.study-image { margin: 0 0 clamp(3rem, 7vw, 7rem); }
.study-image img { width: 100%; max-height: 85vh; object-fit: contain; object-position: center; background: var(--paper-warm); }
.study-video video { width: 100%; max-height: 85vh; background: var(--ink); object-fit: contain; }
.study-image-wide img { max-height: 78vh; }
.study-image-portrait { max-width: 44rem; margin-left: auto; margin-right: auto; }
.study-image figcaption { max-width: 38rem; margin-top: 0.8rem; color: var(--muted); font-size: 0.76rem; }
.study-pair { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.25rem, 4vw, 4rem); align-items: start; }
.study-pair .study-image:nth-child(even) { margin-top: clamp(3rem, 8vw, 8rem); }
.reveal { opacity: 0; transform: translateY(1.5rem); transition: opacity 700ms ease, transform 700ms ease; }
.reveal-delay-1 { transition-delay: 90ms; }
.reveal-delay-2 { transition-delay: 180ms; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

@media (max-width: 900px) {
  :root { --header-height: 4.5rem; }
  .menu-toggle { display: flex; gap: 0.75rem; align-items: center; padding: 0.4rem 0; cursor: pointer; }
  .menu-toggle span:first-child { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
  .menu-icon, .menu-icon::before { display: block; width: 1.25rem; height: 1px; background: currentColor; content: ""; transition: transform 180ms ease; }
  .menu-icon::before { transform: translateY(0.35rem); }
  .menu-toggle[aria-expanded="true"] .menu-icon { transform: rotate(45deg); }
  .menu-toggle[aria-expanded="true"] .menu-icon::before { transform: rotate(-90deg); }
  .primary-nav { position: fixed; inset: var(--header-height) 0 auto; display: none; flex-direction: column; align-items: flex-start; gap: 0; padding: 1.5rem var(--gutter) 2rem; border-bottom: 1px solid var(--line); background: var(--paper); }
  .primary-nav.open { display: flex; }
  .primary-nav a { width: 100%; padding: 0.9rem 0; border-bottom: 1px solid var(--line); font: 400 1.8rem/1.2 var(--serif); letter-spacing: -0.02em; text-transform: none; }
  .hero { min-height: 92svh; padding-top: calc(var(--header-height) + 4rem); }
  .hero-grid, .section-heading, .contact-grid, .study-heading { grid-template-columns: 1fr; }
  .hero-grid { gap: 2.5rem; align-items: start; }
  .hero h1 { font-size: clamp(3.5rem, 12vw, 6.5rem); }
  .hero-aside { max-width: 31rem; }
  .hero-orbit { display: none; }
  .section-heading p { max-width: 32rem; }
  .case-card, .case-card:nth-child(even) { grid-template-columns: 1fr; gap: 2rem; }
  .case-card:nth-child(even) .case-visual { order: 0; }
  .case-visual, .case-card-rider .case-visual { min-height: 70vw; max-height: 42rem; }
  .about-section { grid-template-columns: 1fr; }
  .about-portrait { min-height: 70vw; }
  .contact-details { max-width: 35rem; }
  .study-heading { gap: 2rem; }
}

@media (max-width: 620px) {
  .wordmark-role { display: none; }
  .hero { min-height: auto; padding-bottom: 5rem; }
  .hero-kicker { padding-bottom: 1rem; }
  .hero-grid { padding: 4rem 0 0; }
  .hero h1 { font-size: clamp(3.15rem, 15.8vw, 5rem); }
  .section-heading h2, .about-copy h2 { font-size: clamp(2.8rem, 13vw, 4.2rem); }
  .work-section { padding-top: 6rem; }
  .case-list { gap: 6rem; }
  .case-visual, .case-card-rider .case-visual { min-height: 105vw; }
  .case-card-rider .case-visual { min-height: 78vw; }
  .case-copy h3 { font-size: 2.5rem; }
  .case-meta { flex-direction: column; gap: 0.3rem; }
  .case-meta span:last-child { text-align: left; }
  .about-portrait { min-height: 30rem; }
  .experience-grid, .study-facts, .study-pair { grid-template-columns: 1fr; }
  .experience-grid { gap: 1rem; }
  .experience-grid > div { padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
  .contact-section h2 { font-size: clamp(3.1rem, 15vw, 5rem); }
  .contact-link { grid-template-columns: 4rem 1fr auto; }
  .contact-link strong { font-size: 0.86rem; overflow-wrap: anywhere; }
  .site-footer { grid-template-columns: 1fr auto; }
  .site-footer p { display: none; }
  .study-heading h2 { font-size: clamp(3rem, 13vw, 4.8rem); }
  .study-pair .study-image:nth-child(even) { margin-top: 0; }
}

@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; }
  .reveal { opacity: 1; transform: none; }
}