:root {
  color-scheme: dark;
  --bg: #10110f;
  --surface: #171915;
  --surface-strong: #20231d;
  --text: #f3f1e8;
  --muted: #b6b5aa;
  --soft: #777c70;
  --line: rgba(243, 241, 232, 0.14);
  --accent: #8fd36b;
  --accent-strong: #d5f06c;
  --warm: #d8a657;
  --shadow: rgba(0, 0, 0, 0.34);
  --max: 1180px;
  --header-height: 76px;
  font-family:
    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:
    linear-gradient(90deg, rgba(143, 211, 107, 0.04) 1px, transparent 1px),
    linear-gradient(rgba(243, 241, 232, 0.03) 1px, transparent 1px),
    var(--bg);
  background-size: 42px 42px;
  color: var(--text);
  line-height: 1.6;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 64px);
  border-bottom: 1px solid transparent;
  background: rgba(16, 17, 15, 0.74);
  backdrop-filter: blur(18px);
  transition: border-color 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
  border-color: var(--line);
  background: rgba(16, 17, 15, 0.9);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 760;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(143, 211, 107, 0.42);
  border-radius: 8px;
  color: var(--accent-strong);
  background: rgba(143, 211, 107, 0.08);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 20px;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav-links a {
  transition: color 160ms ease;
}

.nav-links a:hover,
.nav-links a.is-active {
  color: var(--accent-strong);
}

.hero {
  min-height: calc(100svh - var(--header-height));
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.75fr);
  align-items: center;
  gap: clamp(36px, 6vw, 92px);
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(52px, 7vw, 96px) 0;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 760;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(4.8rem, 13vw, 10.5rem);
  line-height: 0.88;
  letter-spacing: 0;
}

h2 {
  max-width: 830px;
  margin: 0;
  font-size: clamp(2rem, 4.8vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: clamp(1.08rem, 1.7vw, 1.35rem);
  line-height: 1.25;
  letter-spacing: 0;
}

.hero-text {
  max-width: 700px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  font-weight: 760;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
  border-color: rgba(213, 240, 108, 0.6);
}

.button.primary {
  color: #141611;
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.button.secondary {
  color: var(--text);
  background: rgba(243, 241, 232, 0.04);
}

.hero-visual {
  position: relative;
  min-height: 520px;
  display: grid;
  align-content: center;
  justify-items: center;
  isolation: isolate;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 40px 10px;
  z-index: -1;
  border: 1px solid rgba(216, 166, 87, 0.28);
  background:
    linear-gradient(135deg, rgba(216, 166, 87, 0.18), transparent 36%),
    linear-gradient(315deg, rgba(143, 211, 107, 0.14), transparent 38%),
    var(--surface);
  box-shadow: 0 28px 80px var(--shadow);
  transform: rotate(-2deg);
}

.avatar {
  width: min(64vw, 220px);
  height: min(64vw, 220px);
  border-radius: 8px;
  border: 1px solid rgba(243, 241, 232, 0.24);
  object-fit: cover;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.38);
}

.signal-board {
  width: min(100%, 360px);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
}

.signal-board span {
  padding: 8px 10px;
  border: 1px solid rgba(243, 241, 232, 0.15);
  border-radius: 8px;
  color: var(--muted);
  background: rgba(16, 17, 15, 0.56);
  font-size: 0.85rem;
}

.section {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(70px, 10vw, 128px) 0;
}

.intro {
  padding-top: 40px;
  padding-bottom: 40px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.intro p {
  max-width: 980px;
  margin: 0;
  color: var(--text);
  font-size: clamp(1.22rem, 2.2vw, 1.75rem);
  line-height: 1.34;
}

.section-heading {
  margin-bottom: clamp(34px, 6vw, 64px);
}

.focus-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.focus-item {
  min-height: 300px;
  padding: clamp(22px, 3vw, 34px);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(243, 241, 232, 0.025);
}

.focus-index,
.project-kicker,
time {
  display: block;
  margin-bottom: 18px;
  color: var(--warm);
  font-size: 0.82rem;
  font-weight: 760;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.focus-item p,
.project-item p,
.timeline-item p,
.credential-block li {
  color: var(--muted);
}

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

.project-item {
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) minmax(280px, 1.2fr) auto;
  align-items: center;
  gap: 28px;
  padding: clamp(24px, 4vw, 40px) 0;
  border-bottom: 1px solid var(--line);
}

.project-item p {
  margin: 0;
}

.project-item a {
  color: var(--accent-strong);
  font-weight: 760;
  white-space: nowrap;
}

.timeline-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.timeline-item {
  display: grid;
  grid-template-columns: minmax(180px, 260px) 1fr;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-item p {
  max-width: 780px;
  margin: 10px 0 0;
}

.credential-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.credential-block {
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.credential-block ul {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.contact {
  margin-top: 30px;
  padding: clamp(64px, 10vw, 116px) clamp(20px, 5vw, 64px);
  background:
    linear-gradient(135deg, rgba(143, 211, 107, 0.14), transparent 42%),
    linear-gradient(315deg, rgba(216, 166, 87, 0.12), transparent 46%),
    var(--surface-strong);
}

.contact-inner {
  width: min(var(--max), 100%);
  margin: 0 auto;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.contact-links a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 0 14px;
  border: 1px solid rgba(243, 241, 232, 0.18);
  border-radius: 8px;
  color: var(--text);
  background: rgba(16, 17, 15, 0.24);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 920px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-visual {
    min-height: 420px;
  }

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

  .project-item {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .project-item a {
    white-space: normal;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 112px;
  }

  .site-header {
    position: relative;
    min-height: auto;
  }

  .nav-links {
    justify-content: flex-start;
  }

  h1 {
    font-size: clamp(4rem, 23vw, 6.8rem);
  }

  .hero,
  .section {
    width: min(100% - 28px, var(--max));
  }

  .hero {
    padding-top: 42px;
  }

  .focus-grid,
  .credential-columns,
  .timeline-item {
    grid-template-columns: 1fr;
  }

  .focus-item {
    min-height: 0;
  }

  .contact-links a,
  .button {
    width: 100%;
  }
}