*,
*::before,
*::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--color-canvas);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--font-size-body);
  line-height: var(--line-height-body);
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; }

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

a:hover { color: var(--color-accent-hover); }

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: var(--space-3);
  left: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-inverse);
  color: var(--color-on-inverse);
  transform: translateY(-180%);
}

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

.site-header {
  display: flex;
  max-width: var(--container-content);
  min-height: 5.5rem;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  margin: 0 auto;
  padding: var(--space-4) clamp(var(--space-5), 4.5vw, var(--space-12));
  border-bottom: var(--border-thin) solid var(--color-border);
}

.header-identity {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: var(--space-5);
}

.wordmark {
  display: inline-flex;
  flex: none;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: var(--font-weight-semibold);
  line-height: 1.2;
  text-decoration: none;
}

.brand-mark {
  display: block;
  width: 2.5rem;
  height: 2.5rem;
  flex: none;
}

.wordmark:hover .brand-mark { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.header-role {
  margin: 0;
  color: var(--color-muted);
  font-size: var(--font-size-body-sm);
  line-height: 1.4;
}

.site-header nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(var(--space-4), 2.5vw, var(--space-8));
}

.site-header nav a {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  font-size: var(--font-size-body-sm);
  text-decoration-color: transparent;
}

.site-header nav a:hover,
.site-header nav a[aria-current="page"] { text-decoration-color: currentColor; }

.site-header nav .nav-contact {
  color: var(--color-accent);
  text-decoration-color: currentColor;
}

.page-grid,
.section-grid {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 0 clamp(var(--space-4), 2.4vw, var(--space-8));
  max-width: var(--container-content);
  margin: 0 auto;
  padding-inline: clamp(var(--space-5), 4.5vw, var(--space-12));
}

.eyebrow,
.role-date,
.confirmation-note,
.section-index,
.article-kicker,
.article-byline {
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: var(--font-size-body-sm);
  line-height: 1.45;
}

.eyebrow {
  margin: 0 0 var(--space-6);
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
}

.section-index {
  letter-spacing: 0;
  text-transform: none;
}

.hero {
  position: relative;
  align-items: stretch;
  padding-top: clamp(var(--space-16), 7vw, var(--space-24));
  padding-bottom: clamp(var(--space-16), 8vw, var(--space-24));
}

.hero::before {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: var(--border-thin);
  background: var(--color-border);
  content: "";
}

.hero-copy { grid-column: 1 / 7; }

.hero h1 {
  max-width: 11.5ch;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 6.2vw, 5.8rem);
  font-weight: var(--font-weight-regular);
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.hero h1 span { color: var(--color-accent); }

.hero-statement {
  max-width: 32ch;
  margin: var(--space-8) 0 var(--space-4);
  font-family: var(--font-display);
  font-size: var(--font-size-heading-sm);
  line-height: 1.25;
}

.hero-lead {
  max-width: 54ch;
  margin: var(--space-8) 0 0;
  color: var(--color-muted);
  font-size: var(--font-size-lead);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4) var(--space-6);
  margin-top: var(--space-8);
}

.hero-credentials {
  display: grid;
  grid-template-columns: 0.8fr 0.8fr 1.4fr;
  gap: var(--space-5);
  margin: var(--space-10) 0 0;
  padding-top: var(--space-5);
  border-top: var(--border-thin) solid var(--color-border);
}

.hero-credentials div { min-width: 0; }
.hero-credentials dt {
  color: var(--color-text);
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-semibold);
}
.hero-credentials dd {
  margin: var(--space-1) 0 0;
  color: var(--color-muted);
  font-size: var(--font-size-caption);
  line-height: 1.4;
}

.hero-proof {
  display: flex;
  grid-column: 7 / -1;
  flex-direction: column;
  justify-content: space-between;
  margin-left: var(--space-5);
  padding: clamp(var(--space-8), 3.5vw, var(--space-12));
  background: var(--color-inverse);
  color: var(--color-on-inverse);
}

.hero-proof h2 {
  max-width: 14ch;
  margin: 0 0 var(--space-10);
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 2.8vw, 2.7rem);
  font-weight: var(--font-weight-regular);
  line-height: 1.08;
}

.hero-proof-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  padding: var(--space-5) 0;
  border-top: var(--border-thin) solid color-mix(in srgb, var(--color-on-inverse) 26%, transparent);
}

.hero-proof-item strong {
  color: var(--color-inverse-accent);
  font-family: var(--font-display);
  font-size: var(--font-size-heading-sm);
  font-weight: var(--font-weight-regular);
  line-height: 1;
}

.hero-proof-item p {
  margin: 0;
  color: var(--color-inverse-muted);
  font-size: var(--font-size-body-sm);
  line-height: 1.5;
}

.hero-proof > a {
  align-self: flex-start;
  margin-top: var(--space-8);
  color: var(--color-on-inverse);
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-semibold);
}

.button {
  display: inline-flex;
  min-height: 2.875rem;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border: var(--border-strong) solid currentColor;
  border-radius: var(--radius-small);
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transition: background-color var(--duration-normal) var(--ease-standard), color var(--duration-normal) var(--ease-standard), border-color var(--duration-normal) var(--ease-standard);
}

.button-primary {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-on-accent);
}

.button-primary:hover {
  border-color: var(--color-accent-hover);
  background: var(--color-accent-hover);
  color: var(--color-on-accent);
}

.button-outline:hover {
  background: var(--color-text);
  color: var(--color-canvas);
}

.text-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  font-weight: var(--font-weight-semibold);
}

.evidence-note {
  padding: var(--space-4) 0 var(--space-4) var(--space-5);
  border-left: var(--border-note) solid var(--color-accent);
  color: var(--color-muted);
  font-size: var(--font-size-body-sm);
}

.hero-evidence {
  grid-column: 8 / -1;
  margin-top: var(--space-12);
}

.evidence-note h2 {
  margin: 0 0 var(--space-4);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
}

.evidence-note ul {
  margin: 0;
  padding-left: 1.15rem;
}

.evidence-note li + li { margin-top: var(--space-4); }
.evidence-note strong { color: var(--color-text); }

.page-section {
  padding-top: clamp(var(--space-20), 9vw, var(--space-28));
  padding-bottom: clamp(var(--space-20), 9vw, var(--space-28));
}

.selected-work {
  border-top: var(--border-thin) solid var(--color-border);
  background: var(--color-surface-raised);
}

.project-list { grid-column: 4 / -1; }

.project {
  display: grid;
  grid-template-columns: 2.5rem minmax(11rem, 0.8fr) minmax(0, 1.4fr);
  gap: var(--space-5);
  align-items: start;
  padding: var(--space-6) 0;
  border-top: var(--border-thin) solid var(--color-border);
}

.project:last-child { border-bottom: var(--border-thin) solid var(--color-border); }
.project p { margin: 0; }
.project-number { color: var(--color-accent); font-size: var(--font-size-body-sm); }
.project h3 { margin: 0; font-family: var(--font-display); font-size: var(--font-size-heading-sm); line-height: 1.1; overflow-wrap: anywhere; }
.project-type { margin-top: var(--space-1) !important; color: var(--color-muted); font-size: var(--font-size-body-sm); }
.project h3 a { text-decoration-color: var(--color-border); }
.project > a, .project > span { align-self: end; font-size: var(--font-size-body-sm); font-weight: var(--font-weight-semibold); }
.project > span { color: var(--color-muted); }

.experience { border-top: var(--border-thin) solid var(--color-border); }

.section-heading { grid-column: 1 / 4; }

.section-heading h2,
.contact h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--font-size-heading);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-heading);
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.section-heading > p:not(.eyebrow) {
  max-width: 28ch;
  margin: var(--space-5) 0 0;
  color: var(--color-muted);
}

.experience-list { grid-column: 4 / -1; }

.role {
  padding: 0 0 var(--space-12);
  border-top: var(--border-thin) solid var(--color-border);
}

.role + .role { padding-top: var(--space-12); }

.role-current {
  padding: var(--space-8);
  border-top: var(--border-note) solid var(--color-accent);
  background: var(--color-surface-raised);
}

.role-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}

.role-header h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--font-size-heading-sm);
  font-weight: var(--font-weight-semibold);
  line-height: 1.16;
}

.role-company {
  margin: var(--space-1) 0 0;
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
}

.role-date {
  margin: var(--space-1) 0 0;
  text-align: right;
}

.confirmation-note {
  display: inline-block;
  margin-left: var(--space-2);
  padding: 0.1rem 0.35rem;
  border: var(--border-thin) solid var(--color-border);
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: var(--font-weight-regular);
  vertical-align: 0.15em;
}

.role-content {
  max-width: var(--container-reading);
  font-family: var(--font-display);
  font-size: 1.125rem;
}

.role-content p,
.role-compact > p { margin: 0; }
.role-content p + p { margin-top: var(--space-4); }

.role-intro {
  max-width: 52ch;
  margin: 0 0 var(--space-6);
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 1.8vw, 1.45rem);
  line-height: 1.42;
}

.contribution-list {
  max-width: var(--container-reading);
  margin: 0;
  padding: 0;
  list-style: none;
}

.contribution-list li {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: var(--space-5);
  padding: var(--space-4) 0;
  border-top: var(--border-thin) solid var(--color-border);
}

.contribution-list strong {
  color: var(--color-accent);
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-semibold);
}

.contribution-list span { line-height: 1.55; }

.role-outcomes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: var(--container-reading);
  margin-top: var(--space-6);
  border-left: var(--border-note) solid var(--color-accent);
  background: var(--color-note-wash);
}

.role-outcomes div {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-5) var(--space-6);
}

.role-outcomes div + div { border-left: var(--border-thin) solid var(--color-border); }

.role-outcomes strong {
  font-family: var(--font-display);
  font-size: var(--font-size-heading-sm);
  font-weight: var(--font-weight-regular);
  line-height: 1;
}

.role-outcomes span {
  color: var(--color-muted);
  font-size: var(--font-size-body-sm);
  line-height: 1.45;
}

.role-scope {
  display: flex;
  max-width: var(--container-reading);
  flex-wrap: wrap;
  gap: var(--space-3) 0;
  margin-top: var(--space-6);
  padding: var(--space-4) 0;
  border-block: var(--border-thin) solid var(--color-border);
}

.role-scope span {
  color: var(--color-muted);
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-semibold);
}

.role-scope span + span::before {
  margin-inline: var(--space-3);
  color: var(--color-accent);
  content: "·";
}

.compact-note {
  max-width: 46ch;
  margin-top: var(--space-6);
}

.work-threads {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: var(--space-8);
}

.work-threads div + div {
  padding-left: var(--space-8);
  border-left: var(--border-thin) solid var(--color-border);
}

.work-threads h4 {
  margin: 0 0 var(--space-2);
  color: var(--color-accent);
  font-size: var(--font-size-body);
}

.work-threads p { margin: 0; }

.role-compact {
  display: grid;
  grid-template-columns: minmax(15rem, 0.8fr) minmax(0, 1.2fr);
  gap: var(--space-8);
}

.role-compact .role-header {
  display: block;
  margin: 0;
}

.role-compact .role-date { margin-top: var(--space-4); text-align: left; }

.working-set {
  background: var(--color-surface-raised);
  border-block: var(--border-thin) solid var(--color-border);
}

.working-set .section-inner { padding-block: 0; }
.tool-list { grid-column: 4 / -1; margin: 0; }

.tool-list div {
  display: grid;
  grid-template-columns: minmax(8rem, 0.6fr) minmax(0, 1.8fr);
  gap: var(--space-5);
  padding: var(--space-4) 0;
  border-top: var(--border-thin) solid var(--color-border);
}

.tool-list div:last-child { border-bottom: var(--border-thin) solid var(--color-border); }
.tool-list dt { font-weight: var(--font-weight-semibold); }
.tool-list dd { margin: 0; color: var(--color-muted); }

.section-link {
  grid-column: 4 / -1;
  margin: var(--space-6) 0 0;
  font-size: var(--font-size-body-sm);
}

.ai-practice {
  grid-column: 4 / -1;
  max-width: var(--container-reading);
  margin-top: var(--space-8);
  font-size: var(--font-size-body);
}

.ai-practice h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-size: var(--font-size-heading-sm);
}

.ai-practice p { margin: 0; }

.writing .section-heading { grid-column: 1 / 7; }
.writing .section-heading > p:not(.eyebrow) { max-width: 55ch; }

.writing-review {
  grid-column: 7 / -1;
  align-self: end;
  padding: var(--space-5);
  border-left: var(--border-note) solid var(--color-accent);
  background: var(--color-note-wash);
}

.writing-review p { margin: 0 0 var(--space-3); }
.writing-review > a { display: block; width: fit-content; }
.writing-review > a + a { margin-top: var(--space-3); }

.contact {
  padding-top: clamp(var(--space-16), 7vw, var(--space-24));
  padding-bottom: var(--space-6);
  border-top: var(--border-thin) solid var(--color-border);
}

.contact-copy { grid-column: 1 / 9; }
.contact-copy h2 { max-width: 14ch; }

.contact-copy > p {
  max-width: 58ch;
  margin: var(--space-6) 0 0;
  font-size: var(--font-size-lead);
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4) var(--space-6);
  margin-top: var(--space-8);
}

.contact-actions a:not(.button) {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
}

.footer-row {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  gap: var(--space-6);
  margin-top: var(--space-20);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-border);
  color: var(--color-muted);
  font-size: var(--font-size-body-sm);
}

/* Shared writing rows rendered by the static build. */
.post-list {
  border-top: var(--border-thin) solid var(--color-text);
}

.post-row {
  display: grid;
  grid-template-columns: minmax(7rem, 0.7fr) minmax(0, 2.1fr) minmax(10rem, 0.85fr) auto;
  gap: var(--space-5);
  padding: var(--space-6) 0;
  border-bottom: var(--border-thin) solid var(--color-border);
  text-decoration: none;
}

.post-meta {
  color: var(--color-muted);
  font-size: var(--font-size-body-sm);
}

.post-title {
  font-family: var(--font-display);
  font-size: var(--font-size-heading-sm);
  font-weight: var(--font-weight-semibold);
  line-height: 1.15;
}

.post-row:hover .post-title { color: var(--color-accent-hover); }
.post-arrow { text-align: right; }

@media (max-width: 900px) {
  .site-header {
    align-items: center;
    flex-direction: row;
    gap: var(--space-5);
  }

  .header-identity { width: auto; }
  .header-role { display: none; }
  .site-header nav { width: auto; flex-wrap: nowrap; }
  .site-header nav .nav-contact { margin-left: 0; }

  .hero-copy { grid-column: 1 / -1; }
  .hero h1 { max-width: 12ch; }
  .hero-proof {
    grid-column: 2 / -1;
    margin: var(--space-12) 0 0;
  }
  .section-heading { grid-column: 1 / -1; }
  .experience-list, .tool-list, .section-link, .project-list, .ai-practice { grid-column: 2 / -1; }
  .experience-list, .tool-list, .project-list { margin-top: var(--space-10); }
  .section-heading > p:not(.eyebrow) { max-width: 55ch; }
  .work-threads,
  .role-compact { grid-template-columns: 1fr; gap: var(--space-6); }
  .work-threads div + div {
    padding-top: var(--space-6);
    padding-left: 0;
    border-top: var(--border-thin) solid var(--color-border);
    border-left: 0;
  }
  .role-compact .role-header { margin-bottom: var(--space-2); }
  .role-compact .role-date { margin-top: var(--space-2); }
  .project { grid-template-columns: 2rem minmax(9rem, 0.7fr) minmax(0, 1.3fr); }
}

@media (max-width: 720px) {
  body { font-size: max(1.0625rem, var(--font-size-body)); }

  .site-header {
    min-height: 0;
    padding: var(--space-4) var(--space-5);
  }

  .header-role { display: none; }
  .wordmark span { display: none; }
  .brand-mark { width: 2.5rem; height: 2.5rem; }

  .site-header nav {
    gap: var(--space-2) var(--space-5);
  }

  .site-header nav a { min-height: 2.75rem; }
  .site-header nav a:first-child,
  .site-header nav a:nth-child(2) { display: none; }
  .site-header nav .nav-contact { margin-left: 0; }

  .page-grid,
  .section-grid {
    grid-template-columns: 1fr;
    padding-inline: var(--space-5);
  }

  .hero {
    padding-top: var(--space-12);
    padding-bottom: var(--space-16);
  }

  .hero-copy,
  .hero-proof,
  .hero-evidence,
  .section-heading,
    .experience-list,
    .project-list,
    .tool-list,
    .section-link,
    .ai-practice,
  .writing .section-heading,
  .writing-review,
  .contact-copy,
  .footer-row { grid-column: 1; }

  .hero h1 {
    max-width: 11ch;
    font-size: clamp(2.8rem, 13vw, 4rem);
    letter-spacing: -0.04em;
  }

  .hero-statement { margin-top: var(--space-6); }
  .hero-actions { margin-top: var(--space-6); }

  .hero-credentials {
    grid-template-columns: 1fr 1fr;
  }
  .hero-credentials div:last-child { grid-column: 1 / -1; }

  .hero-proof {
    margin-top: var(--space-10);
    padding: var(--space-8) var(--space-6);
  }
  .hero-proof-item {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .page-section {
    padding-top: var(--space-20);
    padding-bottom: var(--space-20);
  }

  .section-heading > p:not(.eyebrow) { max-width: 55ch; }
  .experience-list, .tool-list { margin-top: var(--space-10); }

  .project-list { margin-top: var(--space-10); }
  .project { grid-template-columns: 2rem 1fr; }
  .project > p:not(.project-number),
  .project > span { grid-column: 2; }

  .role { padding-bottom: var(--space-10); }
  .role + .role { padding-top: var(--space-10); }
  .role-current { padding: var(--space-6) var(--space-5); }

  .role-header {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .role-date { text-align: left; }

  .contribution-list li {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }

  .role-outcomes { grid-template-columns: 1fr; }
  .role-outcomes div + div {
    border-top: var(--border-thin) solid var(--color-border);
    border-left: 0;
  }

  .role-scope {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    padding: 0;
  }

  .role-scope span {
    padding: var(--space-3) 0;
    border-bottom: var(--border-thin) solid var(--color-border);
  }

  .role-scope span:nth-child(even) { padding-left: var(--space-4); }
  .role-scope span + span::before { content: none; }

  .work-threads,
  .role-compact {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .work-threads div + div {
    padding-top: var(--space-6);
    padding-left: 0;
    border-top: var(--border-thin) solid var(--color-border);
    border-left: 0;
  }

  .tool-list div {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }

  .writing-review { margin-top: var(--space-8); }

  .contact { padding-top: var(--space-16); }
  .contact-copy h2 { max-width: 12ch; }
  .footer-row { align-items: flex-start; flex-direction: column; margin-top: var(--space-16); }

  .post-row {
    grid-template-columns: 1fr auto;
    gap: var(--space-2) var(--space-4);
  }

  .post-row .post-meta:first-child,
  .post-row .post-title { grid-column: 1; }

  .post-row .post-meta:nth-child(3) {
    grid-column: 1;
    grid-row: auto;
  }

  .post-arrow {
    grid-column: 2;
    grid-row: 1 / 4;
    align-self: center;
  }
}

@media (max-width: 360px) {
  .site-header nav { gap-inline: var(--space-4); }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .hero-actions .button, .hero-actions .text-link { width: 100%; justify-content: flex-start; }
  .contact-actions { align-items: flex-start; flex-direction: column; }
}

@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;
  }
}

@media (forced-colors: active) {
  .evidence-note,
  .writing-review { border-left-color: Highlight; }
  .button-primary { forced-color-adjust: none; }
}