:root {
  color-scheme: light;
  --bg: #f7f4ee;
  --surface: #ffffff;
  --ink: #17201f;
  --muted: #68716f;
  --line: #ded8cd;
  --accent: #2f6f73;
  --accent-dark: #1f4d50;
  --gold: #b58a44;
  --dark-panel: #12201f;
  --shadow: 0 18px 45px rgba(23, 32, 31, .10);
  --serif: "Source Serif 4", Georgia, serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.62;
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
img { max-width: 100%; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(247, 244, 238, .92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem 1.4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.25rem;
}
.brand {
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -.02em;
}
.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.05rem;
  color: var(--muted);
  font-size: .92rem;
  font-weight: 600;
}
.nav-links a {
  text-decoration: none;
  transition: color .18s ease;
}
.nav-links a:hover,
.nav-links a:focus-visible { color: var(--accent-dark); }

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 6rem 1.4rem;
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr);
  align-items: center;
  gap: clamp(2.5rem, 6vw, 5rem);
  min-height: calc(100vh - 72px);
  padding-top: 5rem;
  padding-bottom: 5rem;
}
.eyebrow,
.section-kicker {
  margin: 0 0 .9rem;
  color: var(--accent-dark);
  font-size: .76rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .14em;
}
.section-kicker {
  border-left: 3px solid var(--gold);
  padding-left: .75rem;
}
.section-kicker.dark { color: #d9c290; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 {
  font-family: var(--serif);
  font-weight: 650;
  letter-spacing: -.035em;
}
h1 {
  max-width: 940px;
  margin-bottom: 1.4rem;
  font-size: clamp(3rem, 6.4vw, 6.6rem);
  line-height: .92;
}
h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 3.5vw, 3.9rem);
  line-height: 1;
}
h3 {
  margin-bottom: .45rem;
  font-size: 1.08rem;
  line-height: 1.25;
  letter-spacing: -.015em;
}
p { color: var(--muted); }
.lede {
  max-width: 780px;
  font-size: clamp(1.05rem, 1.45vw, 1.28rem);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 2rem;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: .78rem 1.1rem;
  border-radius: 2px;
  text-decoration: none;
  font-weight: 750;
  transition: transform .16s ease, background .16s ease, border-color .16s ease;
}
.button:hover { transform: translateY(-1px); }
.button.primary {
  color: #fff;
  background: var(--accent-dark);
  border: 1px solid var(--accent-dark);
}
.button.primary:hover { background: var(--dark-panel); }
.button.secondary {
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
}
.button.secondary:hover { border-color: var(--accent); }

.portrait-card {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: .85rem;
  box-shadow: var(--shadow);
}
.portrait-frame {
  aspect-ratio: 4 / 5;
  background: #e9e2d6;
  overflow: hidden;
}
.portrait-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.portrait-caption {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem .15rem .1rem;
  color: var(--muted);
  font-size: .88rem;
}
.portrait-caption strong { color: var(--ink); }

.section-intro {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(300px, .75fr);
  gap: 3rem;
  align-items: end;
  margin-bottom: 2.6rem;
}
.section-intro p { font-size: 1.05rem; }
.compact-intro { display: block; max-width: 760px; }

.capability-list {
  border-top: 1px solid var(--line);
}
.capability-item {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.45rem 0;
  border-bottom: 1px solid var(--line);
}
.capability-number {
  color: var(--gold);
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 700;
}
.capability-item p { max-width: 760px; margin-bottom: 0; }
.proof-line {
  margin-top: .75rem;
  color: var(--ink);
  font-size: .95rem;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.case-study {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1.35rem;
  box-shadow: 0 10px 28px rgba(23, 32, 31, .045);
}
.case-study h3 {
  font-family: var(--serif);
  font-size: 1.35rem;
  margin-bottom: 1rem;
}
dl { margin: 0; }
dl div {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: .72rem 0;
  border-top: 1px solid var(--line);
}
dt {
  color: var(--accent-dark);
  font-size: .76rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .11em;
}
dd {
  margin: 0;
  color: var(--muted);
}

.working-style {
  background: var(--dark-panel);
  color: #f5f0e8;
  margin: 2rem 0;
}
.dark-section-inner { padding-top: 5.5rem; padding-bottom: 5.5rem; }
.dark-grid {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 4rem;
  align-items: start;
}
.working-style h2,
.working-style h3 { color: #fff; }
.working-style p { color: #c6cfcc; }
.principles {
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(255,255,255,.16);
}
.principles article {
  padding: 1.25rem 0;
  border-bottom: 1px solid rgba(255,255,255,.16);
}
.principles p { margin-bottom: 0; }

.skills-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--line);
  background: var(--surface);
}
.skill-column {
  padding: 1.45rem;
  border-right: 1px solid var(--line);
}
.skill-column:last-child { border-right: none; }
.skill-column h3 { min-height: 2.7rem; }
.skill-column ul {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}
.skill-column li {
  padding: .48rem 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.education-panel {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 3rem;
  align-items: start;
  border-top: 1px solid var(--line);
  padding-top: 2rem;
}
.credentials {
  display: grid;
  gap: 1rem;
}
.credentials article {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1.25rem;
}
.credentials p { margin-bottom: .25rem; }

.contact-section {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 3rem;
  align-items: center;
  padding-bottom: 7rem;
}
.contact-copy p:not(.eyebrow) { max-width: 720px; }
.contact-card {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1.35rem;
  display: grid;
  gap: .9rem;
  box-shadow: var(--shadow);
}
.contact-card a {
  color: var(--accent-dark);
  font-weight: 750;
  text-decoration: none;
  word-break: break-word;
  padding-bottom: .65rem;
  border-bottom: 1px solid var(--line);
}
.contact-card a:last-child { border-bottom: none; padding-bottom: 0; }
.contact-card a:hover { color: var(--ink); }

@media (max-width: 900px) {
  .nav { align-items: flex-start; flex-direction: column; }
  .hero,
  .section-intro,
  .dark-grid,
  .education-panel,
  .contact-section { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 4rem; }
  .portrait-card { max-width: 390px; }
  .case-grid,
  .skills-columns { grid-template-columns: 1fr; }
  .skill-column { border-right: none; border-bottom: 1px solid var(--line); }
  .skill-column:last-child { border-bottom: none; }
}

@media (max-width: 560px) {
  .section { padding: 4rem 1rem; }
  .hero { padding-top: 3rem; }
  h1 { font-size: clamp(2.65rem, 14vw, 4.2rem); }
  .capability-item,
  dl div { grid-template-columns: 1fr; gap: .35rem; }
  .portrait-caption { display: block; }
  .nav-links { gap: .8rem; }
}