:root {
  --field: #eeeae1;
  --paper: #f7f4ed;
  --ink: #171713;
  --muted: #68675f;
  --rule: #bdb8ad;
  --signal: #e64b25;
  --max: 1480px;
  --pad: clamp(20px, 3.3vw, 52px);
  --rail: clamp(130px, 14vw, 210px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  min-width: 320px;
  background: var(--field);
  color: var(--ink);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
::selection { background: var(--signal); color: #fff; }

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 4px;
}
.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--paper);
  font: 10px "Courier New", Courier, monospace;
  text-transform: uppercase;
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.site-frame { width: min(100%, var(--max)); margin: 0 auto; padding-inline: var(--pad); }
.mono { font-family: "Courier New", Courier, monospace; }
.upper { letter-spacing: .06em; text-transform: uppercase; }

.masthead {
  position: sticky;
  z-index: 30;
  top: 0;
  background: var(--field);
  border-bottom: 1px solid var(--ink);
}
.masthead-inner {
  display: grid;
  grid-template-columns: var(--rail) 1fr auto;
  min-height: 64px;
  align-items: center;
}
.mark {
  align-self: stretch;
  display: flex;
  align-items: center;
  border-right: 1px solid var(--ink);
  font-family: "Courier New", Courier, monospace;
  font-size: 11px;
  font-weight: 700;
}
.identity { padding-left: 24px; font-size: 14px; font-weight: 600; letter-spacing: -.02em; }
.main-nav { display: flex; align-items: center; gap: 25px; font-size: 12px; }
.main-nav a { border-bottom: 1px solid transparent; }
.main-nav a:hover, .main-nav a[aria-current="page"] { border-color: var(--ink); }
.main-nav .nav-contact {
  padding: 9px 12px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-family: "Courier New", Courier, monospace;
  font-size: 9px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.main-nav .nav-contact:hover {
  border-color: var(--signal);
  background: var(--signal);
}
.menu-button { display: none; border: 0; background: transparent; font-family: "Courier New", Courier, monospace; font-size: 10px; text-transform: uppercase; cursor: pointer; }

.cover { border-bottom: 1px solid var(--ink); }
.field-grid { display: grid; grid-template-columns: var(--rail) 1fr; }
.rail {
  padding: 32px 24px 32px 0;
  border-right: 1px solid var(--ink);
  font-family: "Courier New", Courier, monospace;
  font-size: 9px;
  line-height: 1.55;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.rail-number { display: block; margin-bottom: 15px; color: var(--signal); font-size: 12px; }
.rail-note { display: block; margin-top: 30px; color: var(--muted); text-transform: none; }
.field { min-width: 0; padding: clamp(40px, 6vw, 86px) 0 clamp(56px, 7vw, 100px) clamp(28px, 5vw, 78px); }

.cover-heading { max-width: 1050px; font-size: clamp(56px, 8vw, 118px); font-weight: 500; letter-spacing: -.068em; line-height: .88; }
.cover-heading span { display: block; color: var(--signal); }
.cover-intro {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: clamp(35px, 8vw, 130px);
  align-items: end;
  margin-top: clamp(45px, 7vw, 90px);
}
.cover-copy { max-width: 690px; font-size: clamp(19px, 1.8vw, 26px); line-height: 1.43; letter-spacing: -.025em; }
.cover-copy strong { font-weight: 600; }
.cover-facts { border-top: 1px solid var(--ink); }
.fact { display: grid; grid-template-columns: 100px 1fr; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--rule); font-size: 11px; }
.fact dt { color: var(--muted); font-family: "Courier New", Courier, monospace; font-size: 8px; text-transform: uppercase; }
.fact dd { font-weight: 500; }

.drawing { margin-top: clamp(55px, 8vw, 115px); border: 1px solid var(--ink); background: var(--paper); }
.drawing-head { display: flex; justify-content: space-between; gap: 30px; padding: 13px 16px; border-bottom: 1px solid var(--ink); font-family: "Courier New", Courier, monospace; font-size: 8px; text-transform: uppercase; }
.drawing-head span:last-child { color: var(--signal); }
.drawing svg { display: block; width: 100%; height: auto; }
.drawing figcaption {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--ink);
}
.drawing-stat { min-height: 104px; padding: 17px; border-right: 1px solid var(--ink); }
.drawing-stat:last-child { border-right: 0; }
.drawing-stat strong { display: block; font-size: 26px; font-weight: 500; letter-spacing: -.04em; }
.drawing-stat span { display: block; max-width: 170px; margin-top: 9px; color: var(--muted); font-family: "Courier New", Courier, monospace; font-size: 7px; line-height: 1.45; text-transform: uppercase; }

.section { border-bottom: 1px solid var(--ink); scroll-margin-top: 64px; }
.section .field { padding-top: clamp(70px, 9vw, 135px); padding-bottom: clamp(75px, 10vw, 150px); }
.section-title { max-width: 940px; font-size: clamp(44px, 6.2vw, 88px); font-weight: 500; letter-spacing: -.06em; line-height: .94; }
.section-title span { color: var(--muted); }
.section-lede { max-width: 650px; margin-top: 25px; color: var(--muted); font-size: 16px; line-height: 1.58; }

.project-index { margin-top: 70px; border-top: 1px solid var(--ink); }
.project-row {
  display: grid;
  grid-template-columns: 90px 1.05fr 1.4fr 32px;
  gap: 28px;
  align-items: start;
  padding: 23px 0;
  border-bottom: 1px solid var(--ink);
  transition: background-color 150ms ease;
}
a.project-row:hover { background: var(--paper); }
.project-year, .project-role { color: var(--muted); font-family: "Courier New", Courier, monospace; font-size: 8px; line-height: 1.55; text-transform: uppercase; }
.project-name { font-size: 22px; font-weight: 600; letter-spacing: -.03em; }
.project-summary { max-width: 530px; color: var(--muted); font-size: 13px; line-height: 1.55; }
.project-arrow { justify-self: end; color: var(--signal); transition: transform 150ms ease; }
a.project-row:hover .project-arrow { transform: translate(4px, -4px); }

.case-sheet { margin-top: 42px; border: 1px solid var(--ink); }
.case-band { display: grid; grid-template-columns: 1.25fr .75fr; border-bottom: 1px solid var(--ink); }
.case-message { min-height: 430px; padding: clamp(30px, 5vw, 70px); background: var(--ink); color: var(--paper); }
.case-kicker { color: #b0ada5; font-family: "Courier New", Courier, monospace; font-size: 8px; text-transform: uppercase; }
.case-message h3 { max-width: 710px; margin-top: 70px; font-size: clamp(42px, 5.5vw, 78px); font-weight: 500; letter-spacing: -.06em; line-height: .93; }
.case-message h3 span { color: #87847d; }
.case-proof { display: flex; flex-direction: column; justify-content: space-between; padding: clamp(28px, 4vw, 52px); background: var(--signal); color: #fff; }
.case-proof-label { font-family: "Courier New", Courier, monospace; font-size: 8px; text-transform: uppercase; }
.case-proof blockquote { max-width: 390px; font-size: clamp(24px, 3vw, 39px); line-height: 1.05; letter-spacing: -.04em; }
.case-proof small { font-family: "Courier New", Courier, monospace; font-size: 8px; line-height: 1.5; text-transform: uppercase; }
.case-bottom { display: grid; grid-template-columns: 1fr 1fr; }
.case-context { padding: 34px; border-right: 1px solid var(--ink); }
.case-context p { max-width: 580px; color: var(--muted); font-size: 14px; line-height: 1.62; }
.case-link { display: inline-block; margin-top: 24px; border-bottom: 1px solid var(--ink); font-size: 11px; font-weight: 600; }
.case-outcomes { display: grid; grid-template-columns: repeat(3, 1fr); }
.case-outcome { padding: 28px 20px; border-right: 1px solid var(--ink); }
.case-outcome:last-child { border-right: 0; }
.case-outcome strong { display: block; font-size: 34px; font-weight: 500; letter-spacing: -.05em; }
.case-outcome span { display: block; margin-top: 11px; color: var(--muted); font-family: "Courier New", Courier, monospace; font-size: 7px; line-height: 1.45; text-transform: uppercase; }

.register { margin-top: 65px; border-top: 1px solid var(--ink); }
.register-row { display: grid; grid-template-columns: 60px 1fr 1.4fr; gap: 28px; padding: 26px 0; border-bottom: 1px solid var(--ink); }
.register-number { color: var(--signal); font-family: "Courier New", Courier, monospace; font-size: 9px; }
.register-title { font-size: 25px; font-weight: 500; letter-spacing: -.035em; }
.register-copy { max-width: 640px; color: var(--muted); font-size: 13px; line-height: 1.58; }

.team-scale { margin-top: 70px; border-top: 1px solid var(--ink); }
.scale-row { display: grid; grid-template-columns: 150px 1fr 1.2fr; gap: 30px; padding: 28px 0; border-bottom: 1px solid var(--ink); }
.scale-type { font-family: "Courier New", Courier, monospace; font-size: 8px; text-transform: uppercase; }
.scale-title { font-size: 24px; font-weight: 500; letter-spacing: -.035em; }
.scale-copy { max-width: 560px; color: var(--muted); font-size: 13px; line-height: 1.58; }
.team-roster { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 42px; border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.team-person { min-height: 240px; padding: 24px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.person-role { color: var(--muted); font-family: "Courier New", Courier, monospace; font-size: 8px; text-transform: uppercase; }
.person-name { margin-top: 58px; font-size: 21px; font-weight: 600; letter-spacing: -.03em; }
.person-name a { border-bottom: 1px solid var(--ink); }
.person-scope { margin-top: 15px; color: var(--muted); font-size: 12px; line-height: 1.55; }
.team-person:first-child { background: var(--ink); color: var(--paper); }
.team-person:first-child .person-role, .team-person:first-child .person-scope { color: #a8a59e; }

.ledger { margin-top: 65px; border-top: 1px solid var(--ink); }
.ledger-row { display: grid; grid-template-columns: 1fr 1.5fr auto; gap: 35px; padding: 19px 0; border-bottom: 1px solid var(--rule); }
.ledger-claim { font-size: 14px; font-weight: 600; }
.ledger-scope { color: var(--muted); font-size: 12px; line-height: 1.5; }
.ledger-status { align-self: start; color: var(--signal); font-family: "Courier New", Courier, monospace; font-size: 8px; text-transform: uppercase; }

.contact-field { display: grid; grid-template-columns: 1fr auto; gap: 50px; align-items: end; margin-top: 70px; padding-top: 24px; border-top: 1px solid var(--ink); }
.contact-copy { max-width: 700px; font-size: clamp(25px, 3.5vw, 46px); letter-spacing: -.045em; line-height: 1.08; }
.contact-copy span { color: var(--muted); }
.email-link { padding-bottom: 4px; border-bottom: 1px solid var(--ink); font-size: clamp(16px, 2vw, 25px); font-weight: 500; letter-spacing: -.03em; }
.email-link:hover { color: var(--signal); border-color: var(--signal); }

.footer { border-top: 1px solid var(--ink); }
.footer-inner { display: grid; grid-template-columns: var(--rail) 1fr; }
.footer-mark { padding: 28px 24px 28px 0; border-right: 1px solid var(--ink); font-family: "Courier New", Courier, monospace; font-size: 9px; }
.footer-content { display: flex; justify-content: space-between; gap: 30px; padding: 28px 0 28px clamp(28px, 5vw, 78px); color: var(--muted); font-family: "Courier New", Courier, monospace; font-size: 8px; text-transform: uppercase; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-links a:hover { color: var(--ink); }

.case-hero { padding-bottom: 0; }
.case-hero .field { padding-bottom: 70px; }
.case-title { max-width: 1000px; font-size: clamp(56px, 8vw, 110px); font-weight: 500; letter-spacing: -.07em; line-height: .88; }
.case-title span { color: var(--signal); }
.case-intro { max-width: 750px; margin-top: 45px; font-size: clamp(19px, 2vw, 28px); line-height: 1.4; letter-spacing: -.025em; }
.case-facts { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 65px; border-top: 1px solid var(--ink); }
.case-fact { padding: 18px 16px 0 0; border-right: 1px solid var(--rule); }
.case-fact + .case-fact { padding-left: 16px; }
.case-fact:last-child { border-right: 0; }
.case-fact dt { color: var(--muted); font-family: "Courier New", Courier, monospace; font-size: 7px; text-transform: uppercase; }
.case-fact dd { margin-top: 10px; font-size: 13px; font-weight: 500; line-height: 1.45; }
.case-narrative { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(45px, 9vw, 130px); }
.case-narrative h2 { font-size: clamp(38px, 5vw, 66px); font-weight: 500; letter-spacing: -.055em; line-height: .98; }
.case-narrative-copy p { color: var(--muted); font-size: 15px; line-height: 1.68; }
.case-narrative-copy p + p { margin-top: 20px; }
.decision-list { margin-top: 50px; border-top: 1px solid var(--ink); }
.decision { display: grid; grid-template-columns: 50px 1fr 1.2fr; gap: 25px; padding: 24px 0; border-bottom: 1px solid var(--ink); }
.decision span { color: var(--signal); font-family: "Courier New", Courier, monospace; font-size: 8px; }
.decision strong { font-size: 17px; }
.decision p { color: var(--muted); font-size: 12px; line-height: 1.55; }

@media (max-width: 980px) {
  .masthead-inner { grid-template-columns: 100px 1fr auto; }
  .mark { font-size: 9px; }
  .field-grid, .footer-inner { grid-template-columns: 100px 1fr; }
  .cover-intro { grid-template-columns: 1fr; }
  .drawing figcaption { grid-template-columns: repeat(2, 1fr); }
  .drawing-stat { border-bottom: 1px solid var(--ink); }
  .case-band, .case-bottom { grid-template-columns: 1fr; }
  .case-proof { min-height: 330px; }
  .case-context { border-right: 0; border-bottom: 1px solid var(--ink); }
  .team-roster { grid-template-columns: 1fr; }
  .team-person { min-height: 200px; }
  .case-narrative { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .masthead-inner { grid-template-columns: 52px 1fr auto; min-height: 58px; }
  .mark { font-size: 0; }
  .mark::before { content: "HH"; color: var(--signal); font-size: 10px; }
  .identity { padding-left: 14px; font-size: 12px; }
  .menu-button { display: block; }
  .main-nav {
    position: absolute;
    top: 58px;
    right: 0;
    left: 0;
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    padding: 12px var(--pad) 18px;
    border-bottom: 1px solid var(--ink);
    background: var(--field);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 11px 0; border-bottom: 1px solid var(--rule); }
  .main-nav .nav-contact { margin-top: 8px; padding: 12px; border-color: var(--ink); text-align: center; }
  .field-grid, .footer-inner { grid-template-columns: 1fr; }
  .rail { padding: 21px 0; border-right: 0; border-bottom: 1px solid var(--ink); }
  .rail-number { display: inline; margin-right: 10px; }
  .rail-note { display: none; }
  .field { padding-left: 0; }
  .cover-heading { font-size: clamp(50px, 15vw, 72px); }
  .cover-copy { font-size: 19px; }
  .cover-facts { margin-top: 10px; }
  .drawing { overflow-x: auto; }
  .drawing svg { min-width: 660px; }
  .drawing figcaption { min-width: 0; grid-template-columns: 1fr 1fr; }
  .drawing-stat { min-height: 92px; padding: 14px 12px; }
  .project-row { grid-template-columns: 62px 1fr 20px; gap: 13px; }
  .project-summary { grid-column: 2 / -1; }
  .case-message { min-height: 360px; }
  .case-message h3 { margin-top: 55px; }
  .case-outcomes { grid-template-columns: 1fr; }
  .case-outcome { border-right: 0; border-bottom: 1px solid var(--ink); }
  .case-outcome:last-child { border-bottom: 0; }
  .register-row, .scale-row { grid-template-columns: 38px 1fr; gap: 14px; }
  .register-copy, .scale-copy { grid-column: 2; }
  .ledger-row { grid-template-columns: 1fr auto; gap: 15px; }
  .ledger-scope { grid-row: 2; grid-column: 1 / -1; }
  .contact-field { grid-template-columns: 1fr; }
  .footer-mark { padding: 22px 0; border-right: 0; border-bottom: 1px solid var(--ink); }
  .footer-content { align-items: flex-start; flex-direction: column; padding: 22px 0; }
  .case-facts { grid-template-columns: repeat(2, 1fr); }
  .case-fact { padding-bottom: 18px; border-bottom: 1px solid var(--rule); }
  .decision { grid-template-columns: 34px 1fr; gap: 12px; }
  .decision p { grid-column: 2; }
  .section { scroll-margin-top: 58px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}