:root {
  color-scheme: light;
  --bg: oklch(0.990 0.002 158);
  --bg-soft: oklch(0.965 0.006 158);
  --panel: oklch(0.978 0.003 158);
  --panel-2: oklch(0.935 0.010 158);
  --ink: oklch(0.165 0.026 172);
  --muted: oklch(0.405 0.034 172);
  --soft: oklch(0.515 0.040 172);
  --primary: oklch(0.455 0.125 162);
  --primary-ink: oklch(0.985 0.004 158);
  --accent: oklch(0.585 0.165 28);
  --line: oklch(0.810 0.012 158);
  --line-soft: oklch(0.900 0.008 158);
  --header-bg: oklch(0.990 0.002 158 / 0.96);
  --hero-wash: oklch(0.875 0.055 162 / 0.25);
  --max: 1180px;
  --sans: "Avenir Next", "Helvetica Neue", Arial, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: oklch(0.090 0.014 172);
  --bg-soft: oklch(0.125 0.026 172);
  --panel: oklch(0.155 0.028 172);
  --panel-2: oklch(0.215 0.036 172);
  --ink: oklch(0.970 0.006 158);
  --muted: oklch(0.810 0.025 165);
  --soft: oklch(0.710 0.035 165);
  --primary: oklch(0.765 0.150 162);
  --primary-ink: oklch(0.105 0.020 172);
  --accent: oklch(0.780 0.145 31);
  --line: oklch(0.330 0.034 172);
  --line-soft: oklch(0.250 0.030 172);
  --header-bg: oklch(0.090 0.014 172 / 0.96);
  --hero-wash: oklch(0.220 0.072 162 / 0.58);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 84% 8%, var(--hero-wash), transparent 30rem),
    linear-gradient(135deg, var(--bg-soft), var(--bg) 44%),
    var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

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

h1,
h2,
h3,
p,
figure {
  margin-top: 0;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

p,
li {
  text-wrap: pretty;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 20;
  transform: translateY(-170%);
  background: var(--ink);
  color: var(--bg);
  padding: 0.72rem 1rem;
  border-radius: 8px;
  font-weight: 700;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line-soft);
  background: var(--header-bg);
}

.brand,
.header-contact,
.nav a,
.project-proof,
.project-index,
.role,
.proof-kicker,
.project-media figcaption,
.timeline-role p {
  font-family: var(--mono);
}

.brand {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-weight: 800;
  text-decoration: none;
}

.nav {
  display: flex;
  gap: clamp(1rem, 3vw, 2.4rem);
}

.nav a,
.header-contact {
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.theme-toggle {
  width: 44px;
  min-width: 44px;
  min-height: 44px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink);
  cursor: pointer;
}

.theme-icon {
  width: 1.2rem;
  height: 1.2rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.theme-icon-sun,
:root[data-theme="dark"] .theme-icon-moon {
  display: none;
}

:root[data-theme="dark"] .theme-icon-sun {
  display: block;
}

.nav a:hover,
.theme-toggle:hover,
.header-contact:hover {
  color: var(--ink);
}

.hero {
  width: min(var(--max), calc(100% - 2rem));
  min-height: calc(100vh - 66px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.96fr);
  gap: clamp(2.2rem, 7vw, 6rem);
  align-items: center;
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.role {
  color: var(--primary);
  font-size: clamp(0.82rem, 1.2vw, 0.98rem);
  margin-bottom: 1.1rem;
}

h1 {
  max-width: 11ch;
  margin-bottom: 1.25rem;
  font-size: clamp(3.25rem, 9.6vw, 5.9rem);
  line-height: 0.92;
  letter-spacing: -0.036em;
}

.hero-summary {
  max-width: 62ch;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.7vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  text-decoration: none;
  font-weight: 800;
}

.button.primary {
  border-color: transparent;
  background: var(--primary);
  color: var(--primary-ink);
}

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

.proof-stack {
  display: grid;
  gap: 0.85rem;
}

.proof-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: clamp(1rem, 2vw, 1.25rem);
  background: linear-gradient(135deg, var(--panel), var(--bg));
}

.proof-card-ai {
  background:
    linear-gradient(135deg, var(--panel-2), var(--panel)),
    var(--panel);
}

.proof-kicker,
.project-index {
  display: block;
  color: var(--primary);
  font-size: 0.8rem;
  margin-bottom: 0.55rem;
}

.proof-card-ai .proof-kicker {
  color: var(--accent);
}

.proof-card strong,
.proof-card span {
  display: block;
}

.proof-card strong {
  font-size: clamp(1.05rem, 2vw, 1.34rem);
  line-height: 1.2;
}

.proof-card span:not(.proof-kicker) {
  margin-top: 0.55rem;
  color: var(--muted);
}

.proof-card a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  margin-top: 1rem;
  color: var(--primary);
  font-weight: 800;
  text-underline-offset: 0.28em;
}

.about,
.work,
.experience,
.contact {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(4rem, 9vw, 7rem) 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 5.5rem;
}

.about {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
  gap: clamp(1.6rem, 5vw, 4rem);
  align-items: start;
}

.about-copy h2 {
  margin-bottom: 1rem;
  font-size: clamp(2.35rem, 5vw, 4.15rem);
  line-height: 1;
  letter-spacing: -0.03em;
}

.about-copy p {
  max-width: 60ch;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.6vw, 1.18rem);
}

.about-copy p + p {
  margin-top: 1rem;
}

.skill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
  align-content: start;
}

.skill-list li {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0.58rem 0.92rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--ink);
  font-weight: 700;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.55fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: clamp(2rem, 5vw, 4rem);
}

.section-heading h2,
.contact h2 {
  margin-bottom: 0;
  font-size: clamp(2.35rem, 5vw, 4.15rem);
  line-height: 1;
  letter-spacing: -0.03em;
}

.section-heading p,
.contact p {
  max-width: 46ch;
  color: var(--muted);
}

.project-list {
  display: grid;
  gap: 1rem;
}

.project {
  display: grid;
  grid-template-columns: minmax(240px, 0.55fr) minmax(0, 1fr);
  gap: clamp(1.2rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(1.2rem, 3vw, 2rem) 0;
  border-top: 1px solid var(--line-soft);
}

.project-copy {
  display: grid;
  gap: 0.7rem;
}

.project h3,
.project-mini h3 {
  margin-bottom: 0;
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.project p,
.project-mini p {
  color: var(--muted);
  max-width: 58ch;
}

.project-proof {
  color: var(--soft);
  font-size: 0.92rem;
}

.project-links,
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.35rem;
}

.project a,
.project-mini a,
.contact-links a {
  width: fit-content;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--primary);
  font-weight: 800;
  text-underline-offset: 0.28em;
}

.project-media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--panel);
}

.project-media img {
  width: 100%;
  aspect-ratio: 1.44;
  object-fit: cover;
  object-position: top left;
}

.project-media-tight img {
  object-position: center;
}

.project-media figcaption {
  padding: 0.75rem 0.9rem;
  color: var(--soft);
  font-size: 0.78rem;
  border-top: 1px solid var(--line-soft);
}

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

.project-mini {
  min-height: 100%;
  display: grid;
  align-content: start;
  gap: 0.75rem;
  padding: clamp(1.1rem, 3vw, 1.6rem);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
}

.timeline article {
  display: grid;
  grid-template-columns: minmax(220px, 0.45fr) minmax(0, 1fr);
  gap: clamp(1rem, 5vw, 4rem);
  padding: 1.65rem 0;
  border-top: 1px solid var(--line-soft);
}

.timeline h3 {
  margin-bottom: 0.2rem;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
}

.timeline-role p,
.timeline li {
  color: var(--muted);
}

.timeline ul {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding-left: 1.15rem;
}

.timeline li::marker {
  color: var(--primary);
}

.contact {
  min-height: 68vh;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(280px, 0.65fr);
  gap: clamp(2rem, 8vw, 6rem);
  align-content: center;
  align-items: end;
}

.contact h2 {
  max-width: 11ch;
}

.contact p {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
}

.contact-links {
  align-content: end;
}

.contact-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--ink);
}

.site-footer {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0;
  border-top: 1px solid var(--line-soft);
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

@media (max-width: 920px) {
  .hero,
  .about,
  .project,
  .timeline article,
  .section-heading,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .project-media {
    order: -1;
  }
}

@media (max-width: 680px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    justify-content: space-between;
  }

  .header-contact {
    display: none;
  }

  .header-actions {
    align-self: stretch;
  }

  .work,
  .experience,
  .contact {
    scroll-margin-top: 9.5rem;
  }

  h1 {
    max-width: 12ch;
    font-size: clamp(3rem, 17vw, 5rem);
  }

  .hero-actions .button {
    flex: 1 1 9rem;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
  }

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

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