:root,
[data-theme='light'] {
  --font-display: 'Zodiak', Georgia, serif;
  --font-body: 'Satoshi', Inter, sans-serif;

  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --color-bg: #fbfaf7;
  --color-surface: #ffffff;
  --color-surface-2: #f6f2ea;
  --color-surface-3: #ece5da;
  --color-text: #20231f;
  --color-text-muted: #686b64;
  --color-text-faint: #969891;
  --color-text-inverse: #f8f4ea;
  --color-primary: #283b36;
  --color-primary-hover: #1f302c;
  --color-primary-soft: #f0f3ef;
  --color-msu-green: #21503e;
  --color-accent: #9b6339;
  --color-accent-soft: #f1e4d7;
  --color-border: color-mix(in oklab, var(--color-text), transparent 86%);

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.75rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px oklch(0.24 0.02 90 / 0.06);
  --shadow-md: 0 8px 24px oklch(0.24 0.02 90 / 0.08);
  --shadow-lg: 0 24px 70px oklch(0.24 0.02 90 / 0.12);
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --content-narrow: 700px;
  --content-default: 1000px;
  --content-wide: 1220px;
}

[data-theme='dark'] {
  --color-bg: #121611;
  --color-surface: #191f18;
  --color-surface-2: #20281f;
  --color-surface-3: #2a3328;
  --color-text: #ece8dd;
  --color-text-muted: #b6b4aa;
  --color-text-faint: #81877d;
  --color-text-inverse: #172017;
  --color-primary: #9fc8b5;
  --color-primary-hover: #c1ddcd;
  --color-primary-soft: #26382f;
  --color-msu-green: #74af90;
  --color-accent: #d4a16e;
  --color-accent-soft: #443426;
  --color-border: color-mix(in oklab, var(--color-text), transparent 86%);
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 8px 24px oklch(0 0 0 / 0.34);
  --shadow-lg: 0 24px 70px oklch(0 0 0 / 0.45);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: '';
  background:
    linear-gradient(115deg, rgba(255, 255, 255, 0.9), transparent 42%),
    radial-gradient(circle at 88% 16%, color-mix(in oklab, var(--color-accent-soft), transparent 68%), transparent 26%),
    var(--color-bg);
}

a {
  color: inherit;
  text-decoration: none;
}

.skip-link {
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 100;
  transform: translateY(-160%);
  border-radius: var(--radius-full);
  background: var(--color-text);
  color: var(--color-bg);
  padding: var(--space-3) var(--space-4);
}

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

.container {
  width: min(100% - 2rem, var(--content-wide));
  margin-inline: auto;
}

.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-28, 7rem));
}

.hero.section {
  padding-block: clamp(var(--space-10), 5vw, var(--space-16));
}

.section-tight {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid transparent;
  background: color-mix(in oklab, var(--color-bg), transparent 8%);
  backdrop-filter: blur(18px);
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: var(--space-4);
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: var(--text-sm);
  letter-spacing: -0.01em;
}

.brand small {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: color-mix(in oklab, var(--color-surface), transparent 14%);
  padding: var(--space-1);
}

.site-nav a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-full);
  padding-inline: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
}

.site-nav a:hover {
  background: var(--color-primary-soft);
  color: var(--color-text);
}

.theme-toggle,
.menu-toggle {
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  color: var(--color-text);
}

.theme-toggle svg {
  width: 20px;
}

.menu-toggle {
  display: none;
  padding-inline: var(--space-4);
  font-size: var(--text-sm);
  font-weight: 700;
}

.hero {
  min-height: auto;
  display: grid;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}

.eyebrow,
.panel-kicker,
.case-label {
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 13.5ch;
  margin-top: var(--space-4);
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 0.9rem + 3.4vw, 4.35rem);
  font-weight: 500;
  letter-spacing: -0.025em;
}

.hero-lede {
  margin-top: var(--space-5);
  color: var(--color-text-muted);
  font-size: var(--text-lg);
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.contact-email {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.contact-email a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.2em;
  word-break: break-all;
}

.contact-email a:hover,
.contact-email a:focus-visible {
  color: var(--color-text);
}

.contact-email-status {
  display: inline-block;
  margin-left: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text);
}

.contact-email-status:empty {
  display: none;
}

.identity-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

.identity-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: color-mix(in oklab, var(--color-surface), transparent 12%);
  color: var(--color-text-muted);
  padding-inline: var(--space-4);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  font-weight: 700;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-md);
}

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

.button-secondary {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
}

.button-secondary:hover,
.button-quiet:hover {
  background: var(--color-primary-soft);
}

.button-quiet {
  color: var(--color-text-muted);
}

.hero-meta {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.hero-meta div {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: var(--space-4);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
}

.hero-meta dt {
  color: var(--color-text-faint);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-meta dd {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.hero-panel {
  position: relative;
  border: 1px solid color-mix(in oklab, var(--color-msu-green), #000 18%);
  background:
    linear-gradient(180deg, color-mix(in oklab, var(--color-msu-green), #fff 4%), var(--color-msu-green)),
    var(--color-msu-green);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-lg);
  padding: clamp(var(--space-5), 3vw, var(--space-8));
}

.hero-panel::before {
  display: none;
  content: '';
}

.hero-panel .panel-kicker {
  color: color-mix(in oklab, var(--color-text-inverse), transparent 18%);
}

.hero-panel .portrait-block span,
.hero-panel .metric-stack p {
  color: color-mix(in oklab, var(--color-text-inverse), transparent 22%);
}

.hero-panel .metric-stack article {
  background: color-mix(in oklab, var(--color-text-inverse), transparent 90%);
  border: 1px solid color-mix(in oklab, var(--color-text-inverse), transparent 84%);
}

.hero-panel .metric {
  color: var(--color-text-inverse);
}

.hero-panel h2 {
  position: relative;
  margin-top: var(--space-3);
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 1.1rem + 1vw, 2rem);
  font-weight: 500;
}

.portrait-block {
  position: relative;
  display: block;
  margin-bottom: var(--space-6);
}

.portrait-block img {
  width: 100%;
  height: clamp(280px, 31vw, 390px);
  background: var(--color-surface-2);
  object-fit: cover;
  object-position: center 18%;
  box-shadow: var(--shadow-md);
}

.portrait-block figcaption {
  display: grid;
  gap: var(--space-1);
  margin-top: var(--space-3);
}

.portrait-block strong {
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
}

.portrait-block span {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.metric-stack {
  position: relative;
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.metric-stack article {
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  padding: var(--space-4);
}

.metric {
  display: block;
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
}

.metric-stack p {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.proof-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: start;
}

.proof-copy h2,
.section-heading h2,
.contact-card h2 {
  margin-top: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.proof-copy p,
.section-heading p,
.contact-card p {
  color: var(--color-text-muted);
}

.proof-actions {
  margin-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.role-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-10);
}

.role-card {
  grid-column: span 2;
  min-height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
}

.role-card-wide {
  grid-column: span 2;
}

.role-card-tall {
  grid-column: span 2;
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.role-card span {
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.role-card-tall span {
  color: color-mix(in oklab, var(--color-text-inverse), transparent 20%);
}

.role-card h3,
.capability-list h3 {
  margin-top: var(--space-3);
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
}

.role-card p,
.capability-list p {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.role-card-tall p {
  color: color-mix(in oklab, var(--color-text-inverse), transparent 16%);
}

.proof-band {
  background: var(--color-msu-green);
  color: var(--color-text-inverse);
}

.proof-band .eyebrow,
.proof-band .proof-copy p {
  color: color-mix(in oklab, var(--color-text-inverse), transparent 18%);
}

.quote-banner {
  background: #000;
  color: #f8f4ea;
  padding-block: clamp(var(--space-10), 6vw, var(--space-16));
  border-block: 1px solid color-mix(in oklab, #f8f4ea, transparent 88%);
}

.quote-banner blockquote {
  margin: 0;
  max-width: var(--content-default);
  margin-inline: auto;
  text-align: center;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-xl);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.quote-banner blockquote p {
  margin: 0;
}

.quote-banner blockquote cite {
  display: block;
  margin-top: var(--space-5);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-style: normal;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: color-mix(in oklab, #f8f4ea, transparent 32%);
}

.philosophy-banner .container {
  text-align: center;
}

.philosophy-banner .eyebrow {
  color: color-mix(in oklab, #f8f4ea, transparent 32%);
  margin-bottom: var(--space-4);
}

.capability-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.capability-list article {
  border: 1px solid color-mix(in oklab, var(--color-text-inverse), transparent 84%);
  border-radius: var(--radius-xl);
  background: color-mix(in oklab, var(--color-text-inverse), transparent 94%);
  padding: var(--space-6);
}

.capability-list p {
  color: color-mix(in oklab, var(--color-text-inverse), transparent 20%);
}

.section-heading {
  max-width: var(--content-narrow);
  margin-inline: auto;
  text-align: center;
}

.section-heading-left {
  margin-inline: 0;
  text-align: left;
}

.role-intro {
  max-width: 820px;
}

.role-intro p:last-child {
  margin-top: var(--space-5);
  font-size: var(--text-lg);
}

.case-stack {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-10);
}

.case-card {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr) minmax(220px, 0.35fr);
  gap: var(--space-6);
  align-items: start;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: clamp(var(--space-5), 4vw, var(--space-8));
}

.case-index {
  display: grid;
  place-items: center;
  width: 64px;
  aspect-ratio: 1;
  border-radius: var(--radius-full);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: var(--text-lg);
}

.case-body h3 {
  margin-top: var(--space-2);
  font-size: var(--text-xl);
  letter-spacing: -0.03em;
}

.case-body p {
  margin-top: var(--space-4);
  color: var(--color-text-muted);
}

.case-body ul {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-5);
  padding-left: 1.1rem;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.case-fit {
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  padding: var(--space-5);
}

.case-fit strong,
.case-fit span {
  display: block;
}

.case-fit strong {
  color: var(--color-text);
  font-size: var(--text-sm);
}

.case-fit span {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.credentials-section {
  padding-top: clamp(var(--space-10), 4vw, var(--space-16));
}

.credentials-grid {
  display: grid;
  gap: var(--space-10);
}

.credential-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.credential-panels article {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
}

.credential-panels h3 {
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
}

.credential-panels ul {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding-left: 1.1rem;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.references-section {
  padding-top: clamp(var(--space-10), 4vw, var(--space-16));
  background: var(--color-bg);
}

.references-layout {
  display: grid;
  gap: var(--space-10);
}

.reference-stack {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.reference-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
}

.reference-card blockquote {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.55;
}

.reference-card figcaption {
  display: grid;
  gap: var(--space-1);
  margin-top: var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.reference-card figcaption strong {
  color: var(--color-text);
}

.contact-card {
  display: grid;
  gap: var(--space-10);
  border-radius: var(--radius-2xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
  padding: clamp(var(--space-6), 6vw, var(--space-12));
}

.contact-actions {
  justify-content: flex-start;
  margin-top: 0;
}

.contact-actions-group .contact-email {
  text-align: left;
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-8);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.footer-inner a {
  color: var(--color-primary);
  font-weight: 700;
}

@media (width <= 980px) {
  .header-inner {
    grid-template-columns: auto 1fr auto;
  }

  .menu-toggle {
    display: inline-flex;
    justify-self: end;
  }

  .theme-toggle {
    justify-self: end;
  }

  .site-nav {
    position: fixed;
    top: 76px;
    right: var(--space-4);
    left: var(--space-4);
    display: none;
    flex-direction: column;
    align-items: stretch;
    border-radius: var(--radius-xl);
    padding: var(--space-3);
    box-shadow: var(--shadow-lg);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    justify-content: center;
  }

  .hero-grid,
  .proof-layout,
  .credentials-grid,
  .references-layout {
    grid-template-columns: 1fr;
  }

  .hero-grid .hero-panel {
    order: -1;
  }

  .hero {
    min-height: auto;
  }

  .role-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .credential-panels,
  .reference-stack {
    grid-template-columns: 1fr;
  }

  .role-card,
  .role-card-wide,
  .role-card-tall {
    grid-column: span 1;
  }

  .case-card {
    grid-template-columns: 1fr;
  }
}

@media (width <= 640px) {
  .container {
    width: min(100% - 1.25rem, var(--content-wide));
  }

  .section {
    padding-block: var(--space-12);
  }

  .header-inner {
    min-height: 68px;
    gap: var(--space-2);
  }

  .site-nav {
    top: 68px;
  }

  .hero h1 {
    max-width: 11ch;
  }

  .hero-actions,
  .contact-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

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

  .role-grid,
  .capability-list {
    grid-template-columns: 1fr;
  }

  .role-card {
    min-height: 220px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}