:root {
  --bg: #f6f2ea;
  --surface: #efe8dc;
  --surface-2: #e7dfd1;
  --ink: #161c2c;
  --muted: #5b6070;
  --faint: #8a8d97;
  --line: rgba(22, 28, 44, 0.14);
  --accent: #2443b8;
  --accent-ink: #1a3290;
  --navy: #16224a;

  --font-display: 'Instrument Serif', 'Times New Roman', serif;
  --font-body: 'Switzer', 'Helvetica Neue', sans-serif;

  --text-xs: clamp(0.75rem, 0.72rem + 0.15vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.85rem + 0.12vw, 0.9375rem);
  --text-base: clamp(1rem, 0.97rem + 0.15vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1.05rem + 0.35vw, 1.375rem);
  --text-xl: clamp(1.75rem, 1.4rem + 1.4vw, 2.5rem);
  --text-2xl: clamp(2.5rem, 1.8rem + 3vw, 4.25rem);
  --text-hero: clamp(3.25rem, 1.6rem + 7vw, 8.5rem);

  --gutter: clamp(1.25rem, 4vw, 3.5rem);
  --max: 1320px;
  --section: clamp(4rem, 9vw, 8.5rem);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, p, ul, ol, dl, dd { margin: 0; }
ul { padding: 0; list-style: none; }
::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff; padding: .6rem 1rem; z-index: 100; }
.skip:focus { left: 1rem; top: 1rem; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(246, 242, 234, 0.88);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease);
}
.site-header.scrolled { border-bottom-color: var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { display: flex; align-items: baseline; gap: .65rem; }
.brand-name { font-family: var(--font-display); font-size: 1.6rem; line-height: 1; letter-spacing: -0.01em; }
.brand-mark { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); display: inline-block; transform: translateY(-2px); }
.brand-sub { font-size: var(--text-xs); color: var(--muted); letter-spacing: .08em; text-transform: uppercase; }

.nav ul { display: flex; gap: clamp(1.25rem, 2.6vw, 2.4rem); }
.nav a { font-size: var(--text-sm); color: var(--muted); position: relative; padding: .35rem 0; transition: color .2s; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }

.menu-btn { display: none; background: none; border: 0; padding: .5rem; margin-right: -.5rem; cursor: pointer; color: var(--ink); }
.menu-btn span { display: block; width: 22px; height: 1.5px; background: currentColor; margin: 5px 0; transition: transform .3s var(--ease), opacity .2s; }
.menu-open .menu-btn span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-open .menu-btn span:nth-child(2) { opacity: 0; }
.menu-open .menu-btn span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

@media (max-width: 760px) {
  .brand-sub { display: none; }
  .menu-btn { display: block; }
  .nav {
    position: fixed; inset: 76px 0 auto 0; background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 1rem var(--gutter) 2rem;
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity .25s var(--ease), transform .35s var(--ease), visibility .25s;
  }
  .menu-open .nav { opacity: 1; transform: none; visibility: visible; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav a { display: block; font-family: var(--font-display); font-size: 2rem; color: var(--ink); padding: .6rem 0; border-bottom: 1px solid var(--line); }
  .nav a::after { display: none; }
  .nav a[aria-current="page"] { color: var(--accent); }
}

/* Type */
.eyebrow { font-size: var(--text-xs); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); display: flex; align-items: center; gap: .75rem; }
.eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--accent); }
.display { font-family: var(--font-display); font-weight: 400; letter-spacing: -0.02em; line-height: .98; }
.display em { font-style: italic; color: var(--accent); }
.h-page { font-size: var(--text-2xl); }
.h-section { font-family: var(--font-display); font-weight: 400; font-size: var(--text-xl); line-height: 1.1; letter-spacing: -0.01em; }
.lede { font-size: var(--text-lg); line-height: 1.55; color: var(--ink); max-width: 38ch; }
.muted { color: var(--muted); }
.prose p { max-width: 62ch; color: var(--muted); }
.prose p + p { margin-top: 1.1em; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  font-size: var(--text-sm); font-weight: 500;
  padding: .95rem 1.5rem; border-radius: 999px;
  background: var(--ink); color: var(--bg); border: 1px solid var(--ink);
  transition: background .25s var(--ease), color .25s, border-color .25s, transform .25s var(--ease);
  cursor: pointer; font-family: inherit;
}
.btn:hover { background: var(--accent); border-color: var(--accent); }
.btn:active { transform: translateY(1px); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { background: transparent; border-color: var(--ink); color: var(--ink); }
.btn .arrow { transition: transform .3s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }
.link-arrow { display: inline-flex; gap: .5rem; align-items: center; font-size: var(--text-sm); font-weight: 500; border-bottom: 1px solid var(--ink); padding-bottom: 2px; transition: color .2s, border-color .2s; }
.link-arrow:hover { color: var(--accent); border-color: var(--accent); }

/* Hero */
.hero { padding: clamp(3.5rem, 8vw, 7rem) 0 clamp(3rem, 6vw, 5rem); }
.hero-title { font-size: var(--text-hero); margin-top: 1.75rem; max-width: 12ch; }
.hero-row { display: grid; grid-template-columns: 1.1fr 1fr; gap: var(--gutter); align-items: end; margin-top: clamp(2.5rem, 5vw, 4rem); }
.hero-disciplines { display: grid; grid-template-columns: 1fr 1fr; gap: .4rem 2rem; font-size: var(--text-sm); color: var(--muted); }
.hero-disciplines li { padding: .6rem 0; border-top: 1px solid var(--line); display: flex; gap: .75rem; }
.hero-disciplines li span { color: var(--accent); font-variant-numeric: tabular-nums; }
.hero-actions { display: flex; gap: .75rem; flex-wrap: wrap; margin-top: 2rem; }
.hero-figure { margin: 0; margin-top: clamp(3rem, 6vw, 5rem); }
.hero-figure img { width: 100%; aspect-ratio: 16 / 8; object-fit: cover; border-radius: 4px; }
@media (max-width: 860px) {
  .hero-row { grid-template-columns: 1fr; align-items: start; }
  .hero-figure img { aspect-ratio: 4 / 3; }
}
@media (max-width: 420px) { .hero-disciplines { grid-template-columns: 1fr; } }

/* Sections */
.section { padding: var(--section) 0; }
.section--tint { background: var(--surface); }
.section--dark { background: var(--navy); color: #eef0f6; }
.section--dark .muted, .section--dark .prose p { color: #aeb5cc; }
.section--dark .eyebrow { color: #aeb5cc; }
.section--dark .eyebrow::before { background: #8ea3ff; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 2rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); flex-wrap: wrap; }
.section-head .h-section { margin-top: 1rem; max-width: 20ch; }

/* Statement */
.statement { display: grid; grid-template-columns: 1fr 1.6fr; gap: var(--gutter); }
.statement-text { font-family: var(--font-display); font-size: var(--text-xl); line-height: 1.2; letter-spacing: -0.01em; max-width: 26ch; }
.statement-text em { color: #8ea3ff; }
.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; margin-top: clamp(3rem, 6vw, 5rem); border-top: 1px solid rgba(255,255,255,.15); padding-top: 2rem; }
.pillar h3 { font-size: var(--text-base); font-weight: 600; margin-bottom: .5rem; }
.pillar p { font-size: var(--text-sm); color: #aeb5cc; }
.pillar .num { font-size: var(--text-xs); color: #8ea3ff; margin-bottom: 1rem; display: block; letter-spacing: .1em; }
@media (max-width: 960px) { .pillars { grid-template-columns: 1fr 1fr; } .statement { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .pillars { grid-template-columns: 1fr; } }

/* Project grid */
.projects { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(2.5rem, 4vw, 3.5rem) var(--gutter); }
.project { grid-column: span 6; display: block; }
.project--wide { grid-column: span 7; }
.project--narrow { grid-column: span 5; }
.project-media { overflow: hidden; border-radius: 4px; background: var(--surface-2); }
.project-media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform 1s var(--ease); }
.project:hover .project-media img { transform: scale(1.035); }
.project-meta { display: flex; justify-content: space-between; gap: 1rem; margin-top: 1.1rem; align-items: baseline; }
.project-title { font-family: var(--font-display); font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem); line-height: 1.1; font-weight: 400; }
.project-tags { font-size: var(--text-xs); color: var(--muted); text-align: right; letter-spacing: .02em; }
.project-desc { margin-top: .4rem; color: var(--muted); font-size: var(--text-sm); max-width: 48ch; }
@media (max-width: 760px) { .project, .project--wide, .project--narrow { grid-column: 1 / -1; } .project-meta { flex-direction: column; gap: .25rem; } .project-tags { text-align: left; } }

/* Approach / split */
.split { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(2rem, 6vw, 6rem); align-items: center; }
.split--rev { grid-template-columns: 7fr 5fr; }
.split img { width: 100%; border-radius: 4px; object-fit: cover; }
@media (max-width: 860px) { .split, .split--rev { grid-template-columns: 1fr; } }

.steps { counter-reset: s; margin-top: 2rem; }
.steps li { display: grid; grid-template-columns: 3rem 1fr; padding: 1.25rem 0; border-top: 1px solid var(--line); }
.steps li:last-child { border-bottom: 1px solid var(--line); }
.steps li::before { counter-increment: s; content: "0" counter(s); font-size: var(--text-xs); color: var(--accent); padding-top: .3rem; letter-spacing: .08em; }
.steps h3 { font-size: var(--text-base); font-weight: 600; }
.steps p { color: var(--muted); font-size: var(--text-sm); margin-top: .25rem; }

/* CTA */
.cta { text-align: left; }
.cta-title { font-size: var(--text-2xl); max-width: 16ch; }
.cta-row { display: flex; justify-content: space-between; align-items: end; gap: 2rem; flex-wrap: wrap; }

/* Page header */
.page-head { padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(2.5rem, 5vw, 4rem); border-bottom: 1px solid var(--line); }
.page-head .display { margin-top: 1.5rem; }
.page-head .lede { margin-top: 1.5rem; color: var(--muted); }

/* Work filters */
.filters { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: clamp(2rem, 4vw, 3rem); }
.chip { font: inherit; font-size: var(--text-sm); padding: .5rem 1rem; border-radius: 999px; border: 1px solid var(--line); background: transparent; color: var(--muted); cursor: pointer; transition: all .2s; }
.chip:hover { color: var(--ink); border-color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.project[hidden] { display: none; }

/* Case study */
.case { padding: clamp(3rem, 6vw, 5rem) 0; border-top: 1px solid var(--line); scroll-margin-top: 90px; }
.case-grid { display: grid; grid-template-columns: 4fr 8fr; gap: clamp(2rem, 5vw, 5rem); }
.case-info dl { display: grid; gap: 1rem; margin-top: 2rem; font-size: var(--text-sm); }
.case-info dt { color: var(--faint); font-size: var(--text-xs); text-transform: uppercase; letter-spacing: .1em; }
.case-info dd { margin-top: .15rem; }
.case-body img { width: 100%; border-radius: 4px; aspect-ratio: 16 / 10; object-fit: cover; }
.case-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 2rem; }
.case-cols h3 { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: .12em; color: var(--accent); font-weight: 600; margin-bottom: .6rem; }
.case-cols p { font-size: var(--text-sm); color: var(--muted); }
@media (max-width: 860px) { .case-grid { grid-template-columns: 1fr; } .case-cols { grid-template-columns: 1fr; gap: 1.25rem; } }

/* About */
.about-grid { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(2rem, 6vw, 6rem); align-items: start; }
.about-grid img { width: 100%; border-radius: 4px; aspect-ratio: 3 / 4; object-fit: cover; position: sticky; top: 100px; }
.about-grid .prose p { font-size: var(--text-base); }
.about-grid .prose p:first-child { font-size: var(--text-lg); color: var(--ink); }
@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; } .about-grid img { position: static; aspect-ratio: 4 / 3; } }
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gutter); }
.values h3 { font-family: var(--font-display); font-weight: 400; font-size: 1.75rem; line-height: 1.15; margin-bottom: .75rem; }
.values p { color: var(--muted); font-size: var(--text-sm); }
@media (max-width: 760px) { .values { grid-template-columns: 1fr; } }

/* Resume */
.resume-grid { display: grid; grid-template-columns: 3fr 9fr; gap: clamp(2rem, 5vw, 5rem); padding: clamp(2.5rem, 5vw, 4rem) 0; border-bottom: 1px solid var(--line); }
.resume-grid > h2 { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: .14em; color: var(--muted); font-weight: 500; padding-top: .4rem; }
.role { display: grid; grid-template-columns: 1fr auto; gap: .25rem 2rem; padding-bottom: 2rem; }
.role + .role { padding-top: 2rem; border-top: 1px solid var(--line); }
.role h3 { font-family: var(--font-display); font-weight: 400; font-size: 1.75rem; line-height: 1.15; }
.role .org { color: var(--muted); font-size: var(--text-sm); }
.role .dates { font-size: var(--text-sm); color: var(--muted); font-variant-numeric: tabular-nums; text-align: right; }
.role ul { grid-column: 1 / -1; margin-top: 1rem; display: grid; gap: .5rem; }
.role li { position: relative; padding-left: 1.25rem; color: var(--muted); font-size: var(--text-sm); max-width: 70ch; }
.role li::before { content: ""; position: absolute; left: 0; top: .7em; width: 6px; height: 1px; background: var(--accent); }
.skills { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.skills h3 { font-size: var(--text-sm); font-weight: 600; margin-bottom: .6rem; }
.skills li { font-size: var(--text-sm); color: var(--muted); padding: .2rem 0; }
@media (max-width: 760px) {
  .resume-grid { grid-template-columns: 1fr; gap: 1.25rem; }
  .role { grid-template-columns: 1fr; }
  .role .dates { text-align: left; grid-row: 2; }
  .skills { grid-template-columns: 1fr 1fr; }
}

/* Contact */
.contact-grid { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(2rem, 6vw, 6rem); }
.contact-email { font-family: var(--font-display); font-size: clamp(1.75rem, 1.2rem + 2.2vw, 3rem); line-height: 1.1; border-bottom: 1px solid var(--line); padding-bottom: .35rem; display: inline-block; word-break: break-word; transition: color .2s, border-color .2s; }
.contact-email:hover { color: var(--accent); border-color: var(--accent); }
.contact-list { margin-top: 2.5rem; display: grid; gap: 1.25rem; font-size: var(--text-sm); }
.contact-list dt { color: var(--faint); font-size: var(--text-xs); text-transform: uppercase; letter-spacing: .1em; }
.contact-list dd a:hover { color: var(--accent); }
.form { display: grid; gap: 1.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.field label { display: block; font-size: var(--text-xs); text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: .5rem; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: var(--text-base); color: var(--ink);
  background: transparent; border: 0; border-bottom: 1px solid rgba(22,28,44,.3);
  padding: .6rem 0; border-radius: 0; transition: border-color .2s;
  -webkit-appearance: none; appearance: none;
}
.field select { background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 10px) 55%, calc(100% - 5px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-bottom-color: var(--accent); }
.field.invalid input, .field.invalid textarea { border-bottom-color: #b3261e; }
.field .err { color: #b3261e; font-size: var(--text-xs); margin-top: .4rem; display: none; }
.field.invalid .err { display: block; }
.form-note { font-size: var(--text-sm); color: var(--muted); }
.form-success { display: none; padding: 1.5rem; background: var(--surface); border-radius: 4px; }
.form-success.show { display: block; }
.form-success h3 { font-family: var(--font-display); font-weight: 400; font-size: 1.75rem; margin-bottom: .4rem; }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .form-row { grid-template-columns: 1fr; } }

/* Footer */
.site-footer { padding: clamp(3rem, 6vw, 5rem) 0 2rem; border-top: 1px solid var(--line); }
.footer-top { display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap; align-items: end; }
.footer-tag { font-family: var(--font-display); font-size: var(--text-xl); line-height: 1.1; max-width: 18ch; }
.footer-tag em { color: var(--accent); }
.footer-links { display: flex; gap: 1.5rem; flex-wrap: wrap; font-size: var(--text-sm); color: var(--muted); }
.footer-links a:hover { color: var(--ink); }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 3rem; font-size: var(--text-xs); color: var(--faint); }

/* Reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .project-media img { transition: none; }
}