:root {
  --background: #ffffff;
  --background-alt: #f8fafc;
  --surface: #ffffff;
  --text: #111827;
  --text-soft: #4b5563;
  --accent: #2563eb;
  --accent-strong: #1d4ed8;
  --accent-soft: #eff6ff;
  --border: #e5e7eb;
  --header-bg: rgba(255, 255, 255, 0.88);
  --focus-ring: #2563eb;
  --max-width: 1100px;
  --radius-sm: 0.5rem;
  --radius-md: 0.875rem;
  --radius-lg: 1.25rem;
  --shadow-soft: 0 1.25rem 3.5rem rgba(15, 23, 42, 0.08);
  --font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-editorial: Iowan Old Style, Baskerville, "Times New Roman", serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #0f172a;
    --background-alt: #111c30;
    --surface: #142038;
    --text: #f8fafc;
    --text-soft: #a8b3c5;
    --accent: #60a5fa;
    --accent-strong: #93c5fd;
    --accent-soft: #172d4d;
    --border: #293548;
    --header-bg: rgba(15, 23, 42, 0.9);
    --focus-ring: #93c5fd;
    --shadow-soft: 0 1.25rem 3.5rem rgba(0, 0, 0, 0.24);
  }
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-underline-offset: 0.2em;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 1000;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--text);
  color: var(--background);
  font-weight: 700;
  transform: translateY(-180%);
}

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

.container {
  width: min(calc(100% - 2.5rem), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  background: var(--header-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: border-color 160ms ease;
}

.site-header.is-scrolled {
  border-color: var(--border);
}

.header-inner {
  display: flex;
  min-height: 4.75rem;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-grid;
  width: 2.65rem;
  height: 2.65rem;
  place-items: center;
  border: 1px solid var(--text);
  border-radius: 50%;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2rem);
}

.primary-nav > a {
  position: relative;
  color: var(--text-soft);
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.primary-nav > a:not(.linkedin-link)::after {
  position: absolute;
  right: 0;
  bottom: -0.55rem;
  left: 0;
  height: 2px;
  background: var(--accent);
  content: "";
  opacity: 0;
  transform: scaleX(0.4);
  transition: opacity 160ms ease, transform 160ms ease;
}

.primary-nav > a:hover,
.primary-nav > a[aria-current="true"] {
  color: var(--text);
}

.primary-nav > a[aria-current="true"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.linkedin-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.linkedin-link > span:first-child {
  display: inline-grid;
  width: 1.55rem;
  height: 1.55rem;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 850;
  line-height: 1;
}

.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 1.35rem;
  height: 1px;
  margin: 0.35rem auto;
  background: currentColor;
  transition: transform 160ms ease;
}

.hero {
  padding-top: clamp(4.5rem, 8vw, 7.5rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(17rem, 0.65fr);
  align-items: center;
  gap: clamp(3.5rem, 8vw, 7rem);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  line-height: 1.4;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.12;
}

h1 {
  max-width: 12ch;
  margin-bottom: 0.3rem;
  font-family: var(--font-editorial);
  font-size: clamp(3.6rem, 8vw, 6.8rem);
  font-weight: 500;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 2rem;
  font-family: var(--font-editorial);
  font-size: clamp(2.35rem, 5vw, 4rem);
  font-weight: 500;
  letter-spacing: -0.04em;
}

h3 {
  font-size: 1.05rem;
  font-weight: 720;
  letter-spacing: -0.015em;
}

.hero-role {
  margin: 0 0 2.25rem;
  color: var(--text-soft);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 560;
  letter-spacing: 0.01em;
}

.hero-statement {
  max-width: 39rem;
  margin: 0 0 1.25rem;
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 560;
  letter-spacing: -0.025em;
  line-height: 1.4;
}

.hero-summary {
  max-width: 41rem;
  margin: 0;
  color: var(--text-soft);
  font-size: 1.02rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2.25rem;
}

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.2rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 750;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

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

.button-primary {
  background: var(--accent);
  color: #ffffff;
}

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

@media (prefers-color-scheme: dark) {
  .button-primary {
    color: #07111f;
  }
}

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

.button-secondary:hover {
  border-color: var(--text-soft);
}

.portrait-wrap {
  position: relative;
}

.portrait-wrap::before {
  position: absolute;
  z-index: -1;
  top: -1.1rem;
  right: -1.1rem;
  width: 42%;
  aspect-ratio: 1;
  border-top: 1px solid var(--accent);
  border-right: 1px solid var(--accent);
  content: "";
}

.portrait-frame {
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--background-alt);
  box-shadow: var(--shadow-soft);
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 28%;
}

.hero-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: clamp(4rem, 8vw, 7rem);
  padding-block: 1.15rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.hero-topics span {
  display: inline-flex;
  align-items: center;
  color: var(--text-soft);
  font-size: 0.75rem;
  font-weight: 720;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-topics span:not(:last-child)::after {
  width: 3px;
  height: 3px;
  margin-inline: clamp(0.75rem, 2vw, 1.4rem);
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.section {
  padding-block: clamp(5rem, 10vw, 8rem);
}

.section-alt {
  background: var(--background-alt);
}

.editorial-grid {
  display: grid;
  grid-template-columns: minmax(8rem, 0.33fr) minmax(0, 1fr);
  gap: clamp(2rem, 7vw, 6rem);
}

.section-index {
  margin: 0 0 1.25rem;
  color: var(--text-soft);
  font-size: 0.7rem;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.editorial-content h2 {
  max-width: 13ch;
}

.prose-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.prose-columns p {
  margin: 0;
  color: var(--text-soft);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(8rem, 0.33fr) minmax(0, 1fr);
  gap: clamp(2rem, 7vw, 6rem);
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.section-heading h2 {
  max-width: 14ch;
  margin: 0;
}

.focus-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}

.focus-card {
  min-height: 15rem;
  padding: clamp(1.5rem, 3vw, 2.2rem);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  transition: background-color 160ms ease;
}

.focus-card:hover {
  background: var(--accent-soft);
}

.focus-number {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 3.8rem;
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 780;
  letter-spacing: 0.1em;
}

.focus-number::after {
  width: 2.4rem;
  height: 1px;
  background: var(--border);
  content: "";
}

.focus-card h3 {
  margin-bottom: 0.65rem;
}

.focus-card p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.9rem;
  line-height: 1.6;
}

.credentials-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.credential-card {
  display: flex;
  min-height: 15.5rem;
  flex-direction: column;
  padding: 1.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.credential-code {
  margin: 0 0 auto;
  color: var(--accent);
  font-size: clamp(1.5rem, 3vw, 2.15rem);
  font-weight: 820;
  letter-spacing: -0.045em;
}

.credential-card h3 {
  margin: 2rem 0 0;
  color: var(--text-soft);
  font-size: 0.9rem;
  font-weight: 650;
  line-height: 1.45;
}

.credential-board {
  border-color: var(--accent);
}

.credential-board > p:last-child {
  margin: 1rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  color: var(--text-soft);
  font-size: 0.78rem;
  line-height: 1.55;
}

.career-themes {
  display: grid;
  margin: 0 0 3.5rem;
  padding: 0;
  border-top: 1px solid var(--border);
  list-style: none;
}

.career-themes li {
  display: grid;
  grid-template-columns: minmax(10rem, 0.45fr) minmax(0, 1fr);
  gap: 2rem;
  padding-block: 1.3rem;
  border-bottom: 1px solid var(--border);
}

.career-themes strong {
  font-size: 0.9rem;
}

.career-themes span {
  color: var(--text-soft);
  font-size: 0.92rem;
}

.current-role {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-left: 3px solid var(--accent);
  background: var(--surface);
}

.role-status {
  margin: 0 0 1.4rem;
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.current-role h3 {
  margin-bottom: 0.4rem;
  font-family: var(--font-editorial);
  font-size: clamp(1.5rem, 3vw, 2.15rem);
  font-weight: 500;
}

.current-role p:last-child {
  margin: 0;
  color: var(--text-soft);
}

.role-mark {
  display: inline-grid;
  flex: 0 0 auto;
  width: 3.2rem;
  height: 3.2rem;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-soft);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.principles {
  background: #142139;
  color: #f8fafc;
  padding-block: clamp(5rem, 10vw, 8rem);
}

.principles .eyebrow {
  color: #93c5fd;
}

.principles-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(3rem, 9vw, 8rem);
}

.principles h2 {
  max-width: 11ch;
  margin: 0;
}

.principles-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  list-style: none;
  counter-reset: principle;
}

.principles-list li {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 1rem;
  padding-block: 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  color: #cbd5e1;
  counter-increment: principle;
}

.principles-list li::before {
  color: #93c5fd;
  content: "0" counter(principle);
  font-size: 0.7rem;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.contact-inner {
  display: grid;
  grid-template-columns: minmax(10rem, 0.42fr) minmax(0, 0.58fr);
  gap: clamp(3rem, 9vw, 8rem);
  align-items: end;
}

.contact h2 {
  margin: 0;
}

.contact-inner > div:last-child > p {
  max-width: 40rem;
  margin: 0 0 1.8rem;
  color: var(--text-soft);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-soft);
}

.footer-inner {
  display: flex;
  min-height: 6rem;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  font-size: 0.76rem;
  font-weight: 620;
}

.footer-inner p {
  margin: 0;
}

.footer-inner a {
  color: var(--text);
  text-decoration: none;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: block;
    z-index: 102;
  }

  .nav-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(0.2rem) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-0.2rem) rotate(-45deg);
  }

  .primary-nav {
    position: fixed;
    inset: 0;
    z-index: 101;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.2rem;
    padding: 6rem max(2rem, calc((100vw - var(--max-width)) / 2));
    background: var(--background);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-0.75rem);
    visibility: hidden;
    transition: opacity 160ms ease, transform 160ms ease, visibility 160ms;
  }

  .primary-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    visibility: visible;
  }

  .primary-nav > a {
    font-family: var(--font-editorial);
    font-size: clamp(1.8rem, 7vw, 2.6rem);
    font-weight: 500;
  }

  .primary-nav > a:not(.linkedin-link)::after {
    display: none;
  }

  .linkedin-label {
    display: inline;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(14rem, 0.55fr);
    gap: 2.5rem;
  }

  .focus-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .credentials-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .principles-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(calc(100% - 2rem), var(--max-width));
  }

  .hero {
    padding-top: 3.5rem;
  }

  .hero-grid,
  .editorial-grid,
  .section-heading,
  .contact-inner {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 3.5rem;
  }

  .portrait-wrap {
    width: min(82%, 23rem);
    margin-inline: auto;
  }

  .hero-topics span {
    width: 50%;
    padding-block: 0.45rem;
  }

  .hero-topics span:not(:last-child)::after {
    display: none;
  }

  .section-index {
    margin-bottom: 0.65rem;
  }

  .section-heading {
    gap: 1rem;
  }

  .prose-columns,
  .focus-grid,
  .credentials-grid {
    grid-template-columns: 1fr;
  }

  .focus-card {
    min-height: 13rem;
  }

  .credential-card {
    min-height: 13rem;
  }

  .career-themes li {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 0.35rem;
    padding-block: 1.5rem;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  :root {
    --background: #ffffff;
    --background-alt: #ffffff;
    --surface: #ffffff;
    --text: #111827;
    --text-soft: #374151;
    --accent: #1d4ed8;
    --border: #d1d5db;
  }

  @page {
    margin: 1.6cm;
  }

  html {
    font-size: 10pt;
  }

  .site-header,
  .hero-actions,
  .site-footer,
  .contact .button {
    display: none;
  }

  .hero,
  .section,
  .principles {
    padding-block: 1.4rem;
  }

  .hero-grid {
    grid-template-columns: 1.5fr 0.5fr;
  }

  .portrait-wrap {
    max-width: 12rem;
  }

  .principles {
    background: #ffffff;
    color: #111827;
  }

  .principles-list li {
    border-color: #d1d5db;
    color: #374151;
  }

  .focus-card,
  .credential-card,
  .current-role {
    break-inside: avoid;
  }
}