:root {
  color-scheme: dark;
  --bg: #09090c;
  --surface: #111116;
  --surface-raised: #17171e;
  --text: #f7f4f6;
  --muted: #c8c2c7;
  --subtle: #9f979d;
  --accent: #ff4f9a;
  --accent-strong: #ff75ad;
  --evidence: #7be8a3;
  --border: #323039;
  --max-width: 1180px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --shadow: 0 24px 80px rgb(0 0 0 / 0.32);
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--accent-strong); outline-offset: 4px; }
.skip-link {
  position: fixed;
  inset: 12px auto auto 12px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--text);
  color: var(--bg);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

::selection {
  background: var(--accent);
  color: var(--bg);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 84% 9%, rgb(255 79 154 / 0.09), transparent 28rem),
    linear-gradient(rgb(255 255 255 / 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / 0.018) 1px, transparent 1px);
  background-size: auto, 64px 64px, 64px 64px;
  content: "";
  pointer-events: none;
}

h1,
h2,
h3,
h4,
p,
figure,
dl,
dd,
ol,
ul {
  margin-block-start: 0;
}

h1,
h2,
h3,
h4 {
  line-height: 1.08;
  letter-spacing: -0.035em;
}

p,
dd,
li {
  text-wrap: pretty;
}

section[id],
article[id] {
  scroll-margin-top: 104px;
}

main > section,
.site-footer {
  width: min(var(--max-width), calc(100% - 40px));
  margin-inline: auto;
}

main > section:not(.hero) {
  padding-block: 72px;
}

.eyebrow,
.system-label,
.section-heading::before {
  color: var(--accent-strong);
  font-family: var(--mono);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section-heading {
  display: grid;
  gap: 12px;
  margin-bottom: 34px;
}

.section-heading::before { content: ""; }
#about .section-heading::before { content: "01 / BACKGROUND"; }
#education .section-heading::before { content: "02 / EDUCATION"; }
#research .section-heading::before { content: "03 / RESEARCH"; }
#work .section-heading::before { content: "04 / PROJECTS"; }
#experience .section-heading::before { content: "05 / PRACTICE"; }
#capabilities .section-heading::before { content: "06 / SKILLS"; }
#recognition .section-heading::before { content: "07 / RECOGNITION"; }

.section-heading h2 {
  max-width: 16ch;
  margin: 0;
  font-size: clamp(2.25rem, 5vw, 4.6rem);
  text-wrap: balance;
}

/* Header and progressive-enhancement navigation */
.site-header {
  position: relative;
  top: 0;
  z-index: 50;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 72px;
  margin-inline: auto;
  padding-inline: 20px;
  border-bottom: 1px solid var(--border);
  background: rgb(9 9 12 / 0.9);
  backdrop-filter: blur(18px);
}

/* Without JavaScript the expanded navigation scrolls away with the document. */
.js .site-header { position: sticky; }

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 44px;
  min-height: 44px;
  color: var(--text);
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.brand span {
  color: var(--accent);
}

.site-nav {
  display: flex;
  flex: 1 0 100%;
  flex-wrap: wrap;
  gap: 2px 20px;
  order: 3;
  padding-block: 8px 14px;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 650;
  text-decoration: none;
  text-underline-offset: 5px;
}

.site-nav a:hover {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--accent);
}

.menu-button {
  display: none;
  min-width: 44px;
  min-height: 44px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font: 700 0.78rem/1 var(--mono);
}

.menu-button__icon {
  position: relative;
  display: inline-block;
  width: 14px;
  height: 10px;
  margin-left: 8px;
  border-block: 1px solid currentcolor;
}

.menu-button__icon::after {
  position: absolute;
  top: 4px;
  left: 0;
  width: 14px;
  border-top: 1px solid currentcolor;
  content: "";
}

.js .menu-button[aria-expanded="true"] .menu-button__icon {
  border-color: transparent;
}

.js .menu-button[aria-expanded="true"] .menu-button__icon::before,
.js .menu-button[aria-expanded="true"] .menu-button__icon::after {
  position: absolute;
  top: 4px;
  left: 0;
  width: 14px;
  border-top: 1px solid currentcolor;
  content: "";
}

.js .menu-button[aria-expanded="true"] .menu-button__icon::before { transform: rotate(45deg); }
.js .menu-button[aria-expanded="true"] .menu-button__icon::after { transform: rotate(-45deg); }

/* Hero */
.hero {
  display: grid;
  gap: 42px;
  align-items: end;
  min-height: min(850px, calc(100svh - 72px));
  padding-block: clamp(72px, 12vw, 144px) 78px;
  border-bottom: 1px solid var(--border);
}

.hero__copy {
  max-width: 880px;
}

.hero__name {
  margin-bottom: 16px;
  font-size: clamp(2.625rem, 6vw, 5rem);
  font-weight: 780;
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.hero .eyebrow {
  margin-bottom: 24px;
}

.hero h1 {
  max-width: 11ch;
  margin-bottom: 28px;
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 760;
  letter-spacing: -0.065em;
  text-wrap: balance;
}

.hero__lede {
  max-width: 670px;
  margin-bottom: 24px;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.34rem);
}

.availability {
  display: flex;
  gap: 11px;
  align-items: center;
  margin-bottom: 34px;
  color: var(--evidence);
  font-size: 0.92rem;
  font-weight: 650;
}

.availability span {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--evidence);
  box-shadow: 0 0 0 5px rgb(123 232 163 / 0.12);
}

.hero__actions,
.contact__actions,
.contact__links,
.project-card__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.button,
.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 750;
  line-height: 1.2;
  text-decoration: none;
  transition: border-color 160ms ease, background-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.button:hover,
.text-link:hover {
  transform: translateY(-2px);
}

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

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

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

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

.text-link {
  padding-inline: 8px;
  color: var(--muted);
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-underline-offset: 5px;
}

.hero__system {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, var(--surface-raised), var(--surface));
  box-shadow: var(--shadow);
}

.system-label {
  margin-bottom: 20px;
}

.hero__system ol {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: system-step;
}

.hero__system li {
  display: flex;
  gap: 20px;
  align-items: center;
  min-height: 58px;
  border-top: 1px solid var(--border);
  font-size: 1.08rem;
  font-weight: 700;
}

.hero__system li span {
  color: var(--subtle);
  font: 0.72rem/1 var(--mono);
  letter-spacing: 0.08em;
}

/* Evidence-first project hierarchy */
.work {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.work > .section-heading {
  grid-column: 1 / -1;
}

.project-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.project-card__media {
  min-width: 0;
  padding: 10px;
  background: #0d0d12;
}

.project-card--featured .project-card__media {
  display: grid;
  grid-template-rows: minmax(220px, 1fr) auto;
}

.project-card__cover {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  height: 100%;
  margin: 0;
  overflow: hidden;
  border-radius: calc(var(--radius-lg) - 8px);
  background: var(--surface-raised);
}

.project-card__cover img {
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
}

#project-neurobot .project-card__media {
  display: grid;
  min-height: 300px;
  background:
    linear-gradient(135deg, rgb(123 232 163 / 0.05), transparent 45%),
    #0d0f11;
}

#project-neurobot .project-card__cover {
  height: clamp(320px, 38vw, 440px);
  min-height: 0;
  border: 1px solid rgb(123 232 163 / 0.16);
  background:
    linear-gradient(rgb(123 232 163 / 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgb(123 232 163 / 0.055) 1px, transparent 1px),
    #0a0c0d;
  background-size: 24px 24px;
}

#project-neurobot .project-card__cover img {
  width: 100%;
  height: 100%;
  min-height: 0;
  max-height: none;
  object-fit: cover;
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 8px;
}

.project-gallery figure {
  margin: 0;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border-radius: 10px;
  background: var(--surface-raised);
}

.project-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-card__content {
  min-width: 0;
  padding: clamp(24px, 4vw, 44px);
}

.project-card__header {
  display: grid;
  gap: 16px;
  margin-bottom: 30px;
}

.project-card__header h3 {
  max-width: 18ch;
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.8rem);
  text-wrap: balance;
}

.project-card__status {
  justify-self: start;
  margin: 0;
  padding: 6px 10px;
  border: 1px solid rgb(123 232 163 / 0.2);
  border-radius: 999px;
  background: rgb(25 75 46 / 0.54);
  color: var(--evidence);
  font: 700 0.68rem/1.35 var(--mono);
  letter-spacing: 0.035em;
}

.project-card__facts {
  display: grid;
  gap: 0;
  margin-bottom: 28px;
}

.project-card__facts > div {
  padding-block: 19px;
  border-top: 1px solid var(--border);
}

.project-card__facts dt,
.project-card__technologies h4 {
  margin-bottom: 8px;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  line-height: 1.4;
  text-transform: uppercase;
}

.project-card__facts dd,
.project-card__note {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.project-card__note {
  margin: -8px 0 28px;
  padding: 14px 16px;
  border-left: 3px solid var(--evidence);
  background: rgb(123 232 163 / 0.06);
}

.project-card__technologies {
  margin-bottom: 26px;
}

.project-card__technologies ul,
.capability ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.project-card__technologies li,
.capability li {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-raised);
  color: var(--muted);
  font: 600 0.73rem/1.35 var(--mono);
}

.project-card__links {
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.project-card__links a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding-inline: 2px;
  color: var(--text);
  font-size: 0.84rem;
  font-weight: 750;
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-underline-offset: 5px;
}

.project-card__links a:hover {
  color: var(--accent-strong);
}

/* Experience timeline */
.experience__list {
  display: grid;
}

.experience-item {
  padding-block: 26px;
  border-top: 1px solid var(--border);
}

.experience-item:last-child {
  border-bottom: 1px solid var(--border);
}

.experience-item header {
  margin-bottom: 16px;
}

.experience-item h3 {
  margin-bottom: 10px;
  font-size: clamp(1.35rem, 2vw, 1.7rem);
}

.experience-item header p {
  margin-bottom: 2px;
  color: var(--subtle);
  font: 0.76rem/1.55 var(--mono);
}

.experience-item header p:first-of-type {
  color: var(--accent-strong);
  font-weight: 700;
}

.experience-item > p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
}

/* Capability cards */
.capabilities__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.capability {
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.capability h3 {
  margin-bottom: 22px;
  font-size: 1.18rem;
  letter-spacing: -0.02em;
}

.capability h3 a {
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 5px;
}

.capability h3 a:hover {
  color: var(--accent-strong);
}

.capability li {
  background: var(--bg);
  white-space: normal;
}

/* Background, education, and research */
.about__copy > p {
  max-width: 800px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.32rem);
}

.about__copy > p + p { margin-top: 18px; }

.education__grid,
.recognition__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.education-card,
.recognition-card {
  min-width: 0;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgb(255 79 154 / 0.035), transparent 60%), var(--surface);
}

.recognition-card {
  display: flex;
  flex-direction: column;
}

.education-card h3,
.recognition-card h3 {
  margin-bottom: 18px;
  font-size: 1.32rem;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.education-card p,
.recognition-card p,
.publication p {
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 0.94rem;
}

.education-card p:last-child,
.publication p:last-child { margin-bottom: 0; }

.detail-label,
.education-card .detail-label,
.recognition-card .detail-label,
.publication .detail-label {
  margin-bottom: 18px;
  color: var(--accent-strong);
  font: 650 0.7rem/1.65 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.publication {
  display: grid;
  gap: 24px;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.publication h3 {
  margin-bottom: 16px;
  font-size: clamp(1.35rem, 2.4vw, 1.9rem);
  line-height: 1.25;
}

.publication .publication__journal {
  color: var(--subtle);
  font-size: 0.83rem;
}

.evidence-link {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  min-height: 44px;
  margin-top: 8px;
  font-size: 0.83rem;
  font-weight: 650;
  text-decoration-color: var(--accent);
  text-underline-offset: 5px;
}

.evidence-link:hover { color: var(--accent-strong); }

.recognition-card .evidence-link {
  margin-top: auto;
  padding-top: 8px;
}

.section-intro {
  max-width: 660px;
  margin: 6px 0 0;
  color: var(--muted);
}

.recognition-card--featured {
  grid-column: auto;
  border-color: rgb(255 79 154 / 0.5);
}

/* High-contrast contact panel */
.contact {
  display: grid;
  gap: 34px;
  margin-block: 72px;
  padding: clamp(28px, 6vw, 64px);
  border-radius: var(--radius-lg);
  background: var(--text);
  color: var(--bg);
  box-shadow: var(--shadow);
}

.contact__copy h2 {
  max-width: 19ch;
  margin-bottom: 20px;
  font-size: clamp(2rem, 5vw, 4.4rem);
  text-wrap: balance;
}

.contact__copy p {
  max-width: 650px;
  margin: 0;
  color: #343038;
  font-size: 1.02rem;
}

.contact__links {
  min-width: 0;
  align-content: start;
  font-style: normal;
}

.contact__links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid #8d858b;
  border-radius: 999px;
  color: var(--bg);
  font-size: 0.85rem;
  font-weight: 750;
  overflow-wrap: anywhere;
  text-align: center;
  text-decoration: none;
}

.contact__links a:hover {
  border-color: var(--bg);
  background: var(--bg);
  color: var(--text);
}

.contact :focus-visible {
  outline-color: #9a1450;
}

/* Footer */
.site-footer {
  padding-block: 28px 42px;
  border-top: 1px solid var(--border);
}

.site-footer p {
  margin: 0;
  color: var(--subtle);
  font: 0.76rem/1.5 var(--mono);
}

@media (min-width: 640px) {
  .capabilities__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .capability--research { grid-column: 1 / -1; }
}

@media (min-width: 768px) {
  main > section,
  .site-footer {
    width: min(var(--max-width), calc(100% - 80px));
  }

  main > section:not(.hero) {
    padding-block: 104px;
  }

  .project-card--featured,
  #project-armbot {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  #project-armbot {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

  .experience__list {
    position: relative;
    gap: 0;
    padding-left: 42px;
    border-left: 1px solid var(--border);
  }

  .experience-item {
    position: relative;
    display: grid;
    grid-template-columns: minmax(220px, 0.72fr) minmax(0, 1.28fr);
    gap: 42px;
    padding-block: 36px;
  }

  .experience-item::before {
    position: absolute;
    top: 43px;
    left: -48px;
    width: 11px;
    height: 11px;
    border: 2px solid var(--bg);
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 1px var(--accent);
    content: "";
  }

  .experience-item header {
    margin: 0;
  }

  .contact {
    grid-template-columns: minmax(0, 1.4fr) minmax(250px, 0.6fr);
    align-items: end;
    margin-block: 104px;
  }
}

@media (min-width: 900px) {
  .site-header {
    flex-wrap: nowrap;
    padding-inline: 40px;
  }

  .site-nav {
    flex: 0 1 auto;
    flex-wrap: nowrap;
    justify-content: flex-end;
    order: initial;
    width: auto;
    padding-block: 0;
    gap: 12px;
  }

  .site-nav a {
    font-size: 0.8rem;
  }

  .hero {
    grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
    gap: clamp(48px, 7vw, 92px);
    min-height: auto;
    padding-block: 38px 32px;
  }

  .hero .eyebrow {
    margin-bottom: 18px;
  }

  .hero h1 {
    max-width: 10ch;
    margin-bottom: 20px;
    font-size: clamp(3rem, 6.5vw, 5.75rem);
  }

  .hero__lede {
    margin-bottom: 18px;
  }

  .availability {
    margin-bottom: 24px;
  }

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

  .project-card--featured,
  #project-armbot {
    grid-column: 1 / -1;
  }

  .about {
    display: grid;
    grid-template-columns: minmax(180px, 0.4fr) minmax(0, 1fr);
    gap: 42px;
  }

  .about > .section-heading {
    margin-bottom: 0;
  }

  .education__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .publication {
    grid-template-columns: minmax(200px, 0.4fr) minmax(0, 1fr);
    gap: 38px;
  }
}

@media (min-width: 1000px) {
  .capabilities__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-nav { gap: 20px; }

  .project-card--featured .project-card__facts,
  #project-armbot .project-card__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 26px;
  }

  .project-card--featured .project-card__facts > div:last-child,
  #project-armbot .project-card__facts > div:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 899px) {
  .js .menu-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .js .site-nav {
    display: none;
  }

  .js .site-nav[data-open="true"] {
    display: flex;
    max-height: calc(100svh - 72px);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .site-nav a {
    flex: 1 1 135px;
    justify-content: center;
  }
}

@media (max-width: 767px) {

  .project-card,
  .project-card--featured,
  #project-armbot {
    grid-template-columns: minmax(0, 1fr);
  }

  .project-card__media { order: 1; }
  .project-card__content { order: 2; }

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

  .project-gallery figure:first-child {
    grid-column: 1 / -1;
  }

  .hero__actions,
  .contact__actions { align-items: stretch; }
  .capability h3 a,
  .research a {
    display: inline-flex;
    align-items: center;
  }
  .button,
  .text-link,
  .site-nav a,
  .project-card__links a,
  .capability h3 a,
  .research a { min-height: 44px; }
}

main > .about,
main > .education,
main > .research {
  padding-block: clamp(36px, 4.5vw, 64px);
}

.about .section-heading h2,
.education .section-heading h2,
.research .section-heading h2 {
  max-width: none;
  font-size: clamp(2.15rem, 4vw, 3.4rem);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}