:root {
  color-scheme: light dark;
  --paper: #f6f4ef;
  --surface: #fbfaf7;
  --ink: #20201d;
  --muted: #65635d;
  --rule: #d8d4ca;
  --signal: #a8462e;
  --signal-wash: #efe1d9;
  --focus: #7b351f;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;
  --space-24: 96px;
  --content-width: 1120px;
  --sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #171715;
    --surface: #20201d;
    --ink: #f0eee8;
    --muted: #b5b1a7;
    --rule: #3a3934;
    --signal: #e08a6f;
    --signal-wash: #3a2924;
    --focus: #f0a18a;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-8);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration-color: var(--signal);
  text-underline-offset: 0.2em;
}

a:hover:not(.wordmark):not(.skip-link) {
  color: var(--signal);
  text-decoration-line: underline;
  text-decoration-thickness: 2px;
}

a:active:not(.wordmark):not(.skip-link) {
  color: var(--ink);
  text-decoration-line: underline;
  text-decoration-thickness: 3px;
}

a:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  z-index: 2;
  top: var(--space-4);
  left: var(--space-4);
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  transform: translateY(-160%);
  padding: var(--space-2) var(--space-4);
  background: var(--ink);
  color: var(--paper);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header,
.site-footer {
  width: min(var(--content-width), calc(100% - 2 * var(--space-8)));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header {
  min-height: 88px;
  border-bottom: 1px solid var(--rule);
}

.wordmark {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding-inline: var(--space-2);
  font-size: 0.875rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-decoration: none;
}

.wordmark:hover {
  color: var(--signal);
  text-decoration-line: underline;
  text-decoration-color: var(--signal);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.28em;
}

.wordmark:active {
  color: var(--ink);
  text-decoration-line: underline;
  text-decoration-color: var(--signal);
  text-decoration-thickness: 3px;
}

.wordmark-dot,
.title-period {
  color: var(--muted);
}

.site-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.site-nav a,
.back-top {
  display: inline-flex;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
  padding-inline: var(--space-2);
  font-size: 0.875rem;
  text-decoration: none;
}

.email-link span,
.back-top span {
  display: inline-block;
  margin-left: var(--space-1);
}

.section-wrap {
  width: min(var(--content-width), calc(100% - 2 * var(--space-8)));
  margin-inline: auto;
}

.hero {
  position: relative;
  min-height: 600px;
  padding-block: clamp(80px, 12vw, 160px) 112px;
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(250px, 0.7fr);
  column-gap: clamp(48px, 8vw, 120px);
  align-items: center;
}

.eyebrow,
.project-kicker,
.project-status,
.note-label,
.project-number {
  font-family: var(--mono);
  font-size: 0.875rem;
  line-height: 1.4;
}

.eyebrow {
  margin: 0 0 var(--space-6);
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.status-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: var(--space-2);
  border-radius: 50%;
  background: var(--muted);
  vertical-align: 1px;
}

.eyebrow-divider {
  margin-inline: var(--space-2);
  color: var(--muted);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: var(--space-6);
  font-size: clamp(2.7rem, 6.7vw, 5.5rem);
  font-weight: 520;
  letter-spacing: -0.065em;
  line-height: 1.02;
}

.hero-lead {
  max-width: 58ch;
  margin-bottom: var(--space-4);
  font-size: 1.1875rem;
  line-height: 1.6;
}

.hero-ko {
  max-width: 55ch;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.75;
  word-break: keep-all;
}

.keep-together {
  white-space: nowrap;
}

.hero-note {
  align-self: center;
  padding: var(--space-6);
  background: var(--surface);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.note-label {
  margin-bottom: var(--space-6);
  color: var(--signal);
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.loop-list {
  display: grid;
  gap: var(--space-4);
  margin: 0;
  padding: 0;
  list-style: none;
}

.loop-list li {
  display: flex;
  gap: var(--space-3);
  align-items: baseline;
  font-size: 0.875rem;
}

.loop-list li span {
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.875rem;
}

.note-foot {
  margin: var(--space-8) 0 0;
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.6;
}

.scroll-cue {
  position: absolute;
  bottom: var(--space-8);
  left: 0;
  display: inline-flex;
  min-height: 44px;
  gap: var(--space-2);
  align-items: center;
  padding-inline: var(--space-2);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  text-decoration: none;
  text-transform: uppercase;
}

.scroll-cue span {
  color: var(--signal);
  font-size: 1rem;
}

.projects,
.about {
  padding-block: var(--space-24);
  border-top: 1px solid var(--rule);
}

.section-heading {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.section-index {
  margin: var(--space-2) 0 0;
}

.section-index span {
  margin-right: var(--space-2);
  color: var(--signal);
}

.section-heading h2,
.contact h2 {
  margin-bottom: var(--space-4);
  font-size: clamp(2rem, 4.3vw, 3rem);
  font-weight: 520;
  letter-spacing: -0.05em;
  line-height: 1.1;
}

.section-intro {
  max-width: 55ch;
  margin-bottom: 0;
  color: var(--muted);
}

.project-list {
  border-top: 1px solid var(--rule);
}

.project-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) 150px;
  gap: var(--space-6);
  align-items: start;
  padding: var(--space-8) var(--space-4);
  border-bottom: 1px solid var(--rule);
}

.project-number {
  padding-top: 2px;
  color: var(--signal);
}

.project-kicker {
  margin-bottom: var(--space-2);
  color: var(--muted);
}

.project-body h3 {
  margin-bottom: var(--space-3);
  font-size: 1.375rem;
  font-weight: 560;
  letter-spacing: -0.03em;
  line-height: 1.3;
}

.project-body > p:last-child {
  max-width: 68ch;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

.project-status {
  justify-self: end;
  margin: 0;
  padding: 5px 8px;
  background: var(--signal-wash);
  color: var(--signal);
  text-align: center;
}

.ownership-note {
  margin: var(--space-6) 0 0;
  color: var(--muted);
  font-size: 0.875rem;
}

.ownership-note span {
  margin-right: var(--space-2);
  color: var(--muted);
}

.about {
  padding-bottom: 112px;
}

.about-content {
  max-width: 68ch;
  margin-left: calc((100% - var(--space-8)) / 3 + var(--space-8));
}

.about-lead {
  max-width: 55ch;
  margin: 0 0 var(--space-6);
  font-size: 1.5rem;
  line-height: 1.4;
  letter-spacing: -0.025em;
}

.about-detail p {
  margin-bottom: var(--space-4);
  color: var(--muted);
  font-size: 0.9375rem;
}

.about-detail p:last-child {
  margin-bottom: 0;
}

.contact {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-8);
  padding-block: var(--space-16);
  border-top: 1px solid var(--rule);
}

.contact-content h2 {
  margin-bottom: var(--space-8);
}

.email-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: var(--signal);
  font-size: clamp(1.125rem, 2.4vw, 1.75rem);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
}

.contact-content > p {
  margin: var(--space-3) 0 0;
  color: var(--muted);
  font-size: 0.875rem;
}

.contact-aside {
  justify-self: end;
  align-self: end;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.875rem;
  line-height: 1.8;
}

.site-footer {
  min-height: 88px;
  border-top: 1px solid var(--rule);
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.875rem;
}

.back-top {
  color: var(--muted);
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: minmax(0, 1.35fr) minmax(220px, 0.65fr);
    column-gap: var(--space-8);
  }

  .about-content {
    margin-left: calc((100% - var(--space-8)) / 3 + var(--space-8));
  }
}

@media (max-width: 800px) {
  .hero {
    grid-template-columns: 1fr;
    column-gap: 0;
  }
}

@media (max-width: 640px) {
  .site-header,
  .site-footer,
  .section-wrap {
    width: calc(100% - 2 * var(--space-6));
  }

  .site-header {
    min-height: 72px;
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  .site-nav {
    width: 100%;
    justify-content: space-between;
    gap: var(--space-4);
    padding-bottom: var(--space-3);
  }

  .hero {
    min-height: 0;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    padding-block: 88px 100px;
  }

  h1 {
    font-size: clamp(2.65rem, 12vw, 4rem);
  }

  .hero-lead {
    font-size: 1.0625rem;
  }

  .eyebrow,
  .project-kicker,
  .project-status,
  .note-label,
  .project-number,
  .loop-list li,
  .loop-list li span,
  .site-nav a,
  .back-top,
  .hero-ko,
  .note-foot,
  .scroll-cue,
  .ownership-note,
  .contact-content > p,
  .contact-aside,
  .site-footer p {
    font-size: 0.9375rem;
  }

  .section-intro,
  .project-body > p:last-child,
  .about-detail p,
  .loop-list li {
    font-size: 1.0625rem;
  }

  .hero-note {
    max-width: 420px;
  }

  .scroll-cue {
    bottom: var(--space-6);
  }

  .projects,
  .about {
    padding-block: var(--space-16);
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: var(--space-3);
    margin-bottom: var(--space-8);
  }

  .section-heading h2,
  .contact h2 {
    font-size: 2.25rem;
  }

  .project-row {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: var(--space-3);
    padding: var(--space-6) var(--space-2);
  }

  .project-body h3 {
    font-size: 1.1875rem;
  }

  .project-status {
    grid-column: 2;
    justify-self: start;
    margin-top: var(--space-2);
  }

  .ownership-note {
    line-height: 1.6;
  }

  .about {
    padding-bottom: var(--space-16);
  }

  .about-content {
    margin-left: 0;
  }

  .about-lead {
    max-width: 55ch;
  }

  .contact {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    padding-block: var(--space-12);
  }

  .contact-aside {
    justify-self: start;
  }

  .site-footer {
    min-height: 112px;
    flex-wrap: wrap;
    gap: var(--space-3);
    padding-block: var(--space-4);
  }

  .site-footer p {
    order: 3;
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}