:root {
  --bg: #0b1120;
  --surface: #111827;
  --surface-raised: #172033;
  --surface-soft: #0f172a;
  --text: #e5e7eb;
  --text-strong: #f8fafc;
  --muted: #94a3b8;
  --subtle: #64748b;
  --border: #263244;
  --border-soft: rgba(148, 163, 184, 0.14);
  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.1);
  --success: #4ade80;
  --sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --max-width: 1180px;
  --page-pad: clamp(1.25rem, 4vw, 2.5rem);
  --header-height: 4.5rem;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1.25rem);
}

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

body.menu-open { overflow: hidden; }

main,
.site-footer {
  position: relative;
  z-index: 1;
}

.network-background {
  position: fixed;
  z-index: 0;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.84;
}

.ambient-glow {
  position: fixed;
  z-index: 0;
  width: 26rem;
  height: 26rem;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(90px);
  opacity: 0.07;
  will-change: transform;
}

.ambient-glow-one {
  top: 10%;
  right: -10rem;
  background: var(--accent);
  animation: ambient-float-one 15s ease-in-out infinite alternate;
}

.ambient-glow-two {
  bottom: 5%;
  left: -13rem;
  background: #818cf8;
  animation: ambient-float-two 19s ease-in-out infinite alternate;
}

@keyframes ambient-float-one {
  from { transform: translate3d(0, -2rem, 0) scale(0.9); }
  to { transform: translate3d(-8rem, 8rem, 0) scale(1.12); }
}

@keyframes ambient-float-two {
  from { transform: translate3d(0, 2rem, 0) scale(1); }
  to { transform: translate3d(10rem, -7rem, 0) scale(1.15); }
}

::selection { background: var(--accent); color: var(--bg); }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { color: inherit; }
img { display: block; max-width: 100%; }

.mono {
  font-family: var(--mono);
  letter-spacing: 0.015em;
}

.skip-link {
  position: fixed;
  z-index: 999;
  top: -4rem;
  left: 1rem;
  padding: 0.65rem 0.9rem;
  background: var(--accent);
  color: var(--bg);
  transition: top 160ms ease;
}

.skip-link:focus { top: 1rem; }

.scroll-progress {
  position: fixed;
  z-index: 200;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
}

.scroll-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
}

.section-shell {
  width: min(100%, calc(var(--max-width) + (var(--page-pad) * 2)));
  margin: 0 auto;
  padding: 6.5rem var(--page-pad);
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 max(var(--page-pad), calc((100vw - var(--max-width)) / 2));
  border-bottom: 1px solid var(--border-soft);
  background: rgba(11, 17, 32, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.site-header.is-compact { background: rgba(11, 17, 32, 0.97); }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  width: max-content;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.15rem;
  height: 2.15rem;
  border: 1px solid var(--border);
  border-radius: 0.4rem;
  background: var(--surface);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
}

.brand-copy {
  color: var(--text-strong);
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 500;
}

.site-nav { display: flex; align-items: center; gap: 1.6rem; }

.site-nav a {
  position: relative;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.73rem;
  transition: color 160ms ease;
}

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

.site-nav a.is-active::before {
  content: "";
  position: absolute;
  left: -0.65rem;
  top: 50%;
  width: 0.3rem;
  height: 0.3rem;
  border-radius: 50%;
  background: var(--accent);
  transform: translateY(-50%);
}

.header-cta {
  justify-self: end;
  padding: 0.5rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.7rem;
  transition: border-color 160ms ease, color 160ms ease;
}

.header-cta:hover { border-color: var(--accent); color: var(--accent); }
.menu-toggle { display: none; }

.hero {
  min-height: 100svh;
  padding-top: calc(var(--header-height) + 5rem);
  padding-bottom: 5rem;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(17rem, 0.55fr);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: center;
}

.hero-copy { min-width: 0; }

.eyebrow,
.section-number {
  margin: 0 0 1.25rem;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--muted);
  text-transform: none;
}

.eyebrow span {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 0.25rem rgba(74, 222, 128, 0.1);
}

.hero h1,
.section-heading h2,
.contact h2 {
  margin: 0;
  color: var(--text-strong);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.hero h1 {
  max-width: 18ch;
  font-size: clamp(2.9rem, 6vw, 5.3rem);
}

.hero h1 em {
  color: var(--accent);
  font-style: normal;
}

.hero-lede {
  max-width: 43rem;
  margin: 1.75rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.17rem);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.65rem 1rem;
  border: 1px solid transparent;
  border-radius: 0.4rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.button-primary { background: var(--accent); color: #06111a; }
.button-primary:hover { background: #7dd3fc; }
.button-secondary { border-color: var(--border); background: var(--surface); color: var(--text); }
.button-secondary:hover { border-color: var(--accent); color: var(--accent); }

.hero-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 2rem;
}

.hero-stack span,
.tag-row span,
.tool-list span {
  padding: 0.32rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 0.3rem;
  background: var(--surface-soft);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.64rem;
}

.hero-profile {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 0.6rem;
  background: var(--surface);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
}

.profile-topline,
.profile-caption {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  color: var(--subtle);
  font-size: 0.58rem;
}

.profile-topline { border-bottom: 1px solid var(--border); }
.status { color: var(--muted); }
.status i {
  display: inline-block;
  width: 0.42rem;
  height: 0.42rem;
  margin-right: 0.35rem;
  border-radius: 50%;
  background: var(--success);
}

.avatar-stage {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  background: linear-gradient(145deg, #131d30, #0e1627);
}

.avatar-stage img {
  width: min(74%, 14.5rem);
  height: auto;
  aspect-ratio: 200 / 196;
  object-fit: contain;
  filter: drop-shadow(0 1rem 1.5rem rgba(0, 0, 0, 0.3));
}

.profile-caption { border-top: 1px solid var(--border); }
.profile-caption div { display: grid; gap: 0.05rem; }
.profile-caption span { color: var(--subtle); font-family: var(--mono); font-size: 0.52rem; }
.profile-caption strong { color: var(--text); font-size: 0.7rem; font-weight: 500; }

.section-heading {
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.section-heading h2,
.contact h2 { font-size: clamp(2rem, 4vw, 3.15rem); }

.split-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 2rem;
}

.split-heading > p {
  max-width: 32rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.about {
  border-block: 1px solid var(--border-soft);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(3rem, 7vw, 6rem);
  align-items: start;
}

.about-statement p { margin: 0 0 1.25rem; color: var(--muted); }
.about-statement .lead {
  color: var(--text);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  font-weight: 500;
  line-height: 1.55;
}

.impact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}

.impact-card,
.impact-card-large,
.impact-card-wide {
  min-height: 11rem;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  background: var(--surface);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.impact-card-large,
.impact-card-wide { grid-column: auto; grid-row: auto; }
.impact-label { color: var(--subtle); font-size: 0.6rem; }
.impact-card strong {
  color: var(--text-strong);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
  letter-spacing: -0.05em;
}
.impact-card p { margin: 0.8rem 0 0; color: var(--muted); font-size: 0.76rem; }

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

.experience .section-heading {
  margin-bottom: 2rem;
}

.experience-trigger {
  width: 100%;
  min-height: 6rem;
  padding: 1rem 0;
  display: grid;
  grid-template-columns: 0.7fr 1.25fr 1fr 2rem;
  gap: 1.5rem;
  align-items: center;
  border: 0;
  background: none;
  text-align: left;
  cursor: pointer;
}

.experience-date { color: var(--subtle); font-size: 0.66rem; }
.experience-role { color: var(--text-strong); font-size: 1.05rem; font-weight: 600; }
.experience-company { color: var(--muted); font-size: 0.9rem; }

.experience-toggle {
  position: relative;
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  background: var(--surface);
}

.experience-toggle::before,
.experience-toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0.65rem;
  height: 1px;
  background: var(--muted);
  transform: translate(-50%, -50%);
  transition: transform 180ms ease;
}

.experience-toggle::after { transform: translate(-50%, -50%) rotate(90deg); }
.experience-item.is-open .experience-toggle { border-color: var(--accent); background: var(--accent-soft); }
.experience-item.is-open .experience-toggle::after { transform: translate(-50%, -50%); }
.experience-item.is-open .experience-role { color: var(--accent); }

.experience-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 280ms ease;
}

.experience-item.is-open .experience-panel { grid-template-rows: 1fr; }
.experience-panel-inner {
  overflow: hidden;
  margin-left: 23%;
  padding-right: 2rem;
}
.experience-item.is-open .experience-panel-inner { padding-bottom: 2rem; }
.experience-summary { max-width: 48rem; margin: 0 0 1rem; color: var(--text); font-weight: 500; }
.experience-panel ul { max-width: 52rem; margin: 0 0 1.5rem; padding-left: 1.2rem; color: var(--muted); }
.experience-panel li { margin-bottom: 0.55rem; padding-left: 0.3rem; }
.experience-panel li::marker { color: var(--accent); }
.tag-row { display: flex; flex-wrap: wrap; gap: 0.45rem; }

.work {
  border-block: 1px solid var(--border-soft);
  background: rgba(13, 20, 36, 0.9);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

.project-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.project-filter button {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  background: var(--surface);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.65rem;
  cursor: pointer;
}

.project-filter button:hover,
.project-filter button.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.project-filter sup { color: var(--subtle); }

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.project-card,
.project-card-featured,
.project-card-wide {
  display: block;
  grid-column: auto;
  grid-row: auto;
  overflow: hidden;
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 0.55rem;
  background: var(--surface);
  transition: border-color 180ms ease, transform 180ms ease;
}

.project-card:hover { border-color: #3a506a; transform: translateY(-3px); }
.project-card.is-hidden { display: none; }

.project-visual,
.project-card:not(.project-card-featured):not(.project-card-wide) .project-visual,
.project-card-wide .project-visual {
  position: relative;
  min-height: 12rem;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 0;
  border-bottom: 1px solid var(--border);
  background: var(--surface-raised);
}

.project-visual::after { display: none; }
.project-visual img {
  max-width: 42%;
  max-height: 6rem;
  object-fit: contain;
  filter: saturate(0.8);
  transition: transform 220ms ease, filter 220ms ease;
}
.project-card:hover .project-visual img { transform: scale(1.04); filter: saturate(1); }
.project-sequence {
  position: absolute;
  top: 0.75rem;
  left: 0.8rem;
  color: var(--subtle);
  font-size: 0.55rem;
}

.visual-asl,
.visual-relay,
.visual-lyft,
.visual-credit,
.visual-covid,
.visual-imdb,
.visual-chat,
.visual-spotify,
.visual-arista,
.visual-map { background: var(--surface-raised); }

.visual-relay {
  background:
    radial-gradient(circle at 50% 42%, rgba(94, 234, 212, 0.12), transparent 42%),
    var(--surface-raised);
}

.relay-mark {
  display: grid;
  justify-items: center;
  gap: 0.45rem;
  color: var(--text-strong);
}

.relay-wave {
  height: 1.65rem;
  display: flex;
  align-items: center;
  gap: 0.24rem;
}

.relay-wave i {
  width: 0.18rem;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0.7rem rgba(94, 234, 212, 0.25);
}

.relay-wave i:nth-child(1),
.relay-wave i:nth-child(5) { height: 0.55rem; }
.relay-wave i:nth-child(2),
.relay-wave i:nth-child(4) { height: 1.05rem; }
.relay-wave i:nth-child(3) { height: 1.65rem; }

.relay-mark strong {
  font-family: var(--mono);
  font-size: 1.8rem;
  line-height: 1;
  letter-spacing: -0.08em;
}

.relay-mark strong span { color: var(--accent); }
.relay-mark small {
  color: var(--subtle);
  font-family: var(--mono);
  font-size: 0.48rem;
  letter-spacing: 0.1em;
}

.project-copy,
.project-card-wide .project-copy {
  display: grid;
  align-content: start;
  gap: 0.6rem;
  min-height: 10.5rem;
  padding: 1rem;
  border: 0;
}

.project-copy p { margin: 0; color: var(--subtle); font-size: 0.55rem; }
.project-copy h3 {
  margin: 0;
  color: var(--text-strong);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.015em;
}

.project-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  align-self: end;
  margin-top: auto;
  padding-top: 0.7rem;
  border-top: 1px solid var(--border-soft);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.6rem;
}
.project-card:hover .project-link { color: var(--accent); }
.project-link i { font-style: normal; }

.toolkit-grid {
  display: grid;
  gap: 0.65rem;
}

.toolkit-group {
  display: grid;
  grid-template-columns: minmax(13rem, 0.36fr) 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
  padding: 1.15rem 1.35rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  background: var(--surface);
  transition: border-color 180ms ease, background-color 180ms ease;
}

.toolkit-group:hover {
  border-color: rgba(94, 234, 212, 0.34);
  background: rgba(17, 24, 39, 0.92);
}

.toolkit-group-head {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
}
.toolkit-group-head span { color: var(--accent); font-size: 0.62rem; }
.toolkit-group h3 { margin: 0; color: var(--text-strong); font-size: 1rem; font-weight: 600; }
.tool-list { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tool-list span { padding: 0.36rem 0.58rem; font-size: 0.68rem; }
.tool-list span:hover { border-color: var(--accent); color: var(--accent); }

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

.education-entry {
  padding: clamp(1.4rem, 3vw, 2rem);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  background: var(--surface);
}

.education-entry-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
}

.education-location,
.education-date {
  margin: 0;
  color: var(--subtle);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
}

.education-entry h3 {
  margin: 0.45rem 0 0;
  color: var(--text-strong);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
}

.education-degree {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1rem;
  margin: 1.2rem 0 1.4rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.education-degree span {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.7rem;
  white-space: nowrap;
}

.education-coursework {
  display: grid;
  grid-template-columns: 10rem 1fr;
  gap: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border-soft);
}

.education-coursework > span {
  color: var(--accent);
  font-size: 0.6rem;
}

.education-coursework p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.7;
}

.contact {
  width: min(100%, var(--max-width));
  margin: 4rem auto;
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--border);
  border-radius: 0.65rem;
  background: rgba(17, 24, 39, 0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(3rem, 7vw, 6rem);
  align-items: center;
}

.contact-copy > p:not(.section-number) { max-width: 38rem; margin: 1.5rem 0; color: var(--muted); }
.email-link {
  display: inline-flex;
  gap: 0.8rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--border);
  color: var(--accent);
  font-family: var(--mono);
  font-size: clamp(0.7rem, 1vw, 0.84rem);
  word-break: break-word;
}

.contact-form {
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  background: var(--surface-soft);
}
.contact-form label {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 1.15rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.62rem;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  outline: none;
  background: var(--bg);
  color: var(--text);
  resize: vertical;
}
.contact-form input:focus,
.contact-form textarea:focus { border-color: var(--accent); }
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: #526077; }
.contact-form .button { width: 100%; }

.site-footer {
  width: min(100%, calc(var(--max-width) + (var(--page-pad) * 2)));
  margin: 0 auto;
  padding: 3rem var(--page-pad) 1.5rem;
}
.footer-top { display: flex; justify-content: space-between; gap: 3rem; padding-bottom: 3rem; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: end; gap: 1rem 1.5rem; }
.footer-links a { color: var(--muted); font-family: var(--mono); font-size: 0.65rem; }
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  color: var(--subtle);
  font-size: 0.55rem;
}

.reveal {
  opacity: 0;
  transform: translateY(0.8rem);
  transition: opacity 400ms ease, transform 400ms ease;
}
.reveal.is-visible { opacity: 1; transform: none; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

@media (max-width: 1050px) {
  body.menu-open::before {
    content: "";
    position: fixed;
    z-index: 90;
    inset: 0;
    background: var(--bg);
  }
  body.menu-open .site-header {
    background: var(--bg);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  .site-header { grid-template-columns: 1fr auto; }
  .site-nav { display: none; }
  .header-cta { margin-right: 4.5rem; }
  .menu-toggle {
    position: absolute;
    right: var(--page-pad);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    border: 0;
    background: none;
    color: var(--muted);
    font-family: var(--mono);
    font-size: 0.65rem;
    cursor: pointer;
  }
  .menu-glyph,
  .menu-glyph::after {
    display: block;
    width: 1.2rem;
    height: 1px;
    background: var(--text);
    transition: transform 180ms ease;
  }
  .menu-glyph::after { content: ""; transform: translateY(0.35rem); }
  .menu-toggle[aria-expanded="true"] .menu-glyph { transform: rotate(45deg); }
  .menu-toggle[aria-expanded="true"] .menu-glyph::after { transform: rotate(-90deg); }
  .site-nav.is-open {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: calc(100vh - var(--header-height));
    height: calc(100dvh - var(--header-height));
    min-height: 0;
    display: grid;
    align-items: stretch;
    align-content: start;
    gap: 0;
    padding: clamp(1.5rem, 6vh, 3.5rem) var(--page-pad) calc(var(--page-pad) + env(safe-area-inset-bottom));
    overflow-y: auto;
    overscroll-behavior: contain;
    z-index: 1;
    background: var(--bg);
    box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.24);
    -webkit-overflow-scrolling: touch;
  }
  .site-nav.is-open a {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    font-size: 1.2rem;
  }
  .site-nav a.is-active::before { display: none; }
  .hero { grid-template-columns: 1fr 17rem; gap: 3rem; }
  .project-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  :root { --header-height: 4.25rem; }
  .header-cta { display: none; }
  .section-shell { padding-top: 4.75rem; padding-bottom: 4.75rem; }
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: calc(var(--header-height) + 4.5rem);
  }
  .hero h1 { font-size: clamp(2.6rem, 12vw, 4rem); }
  .hero-profile { width: min(100%, 22rem); }
  .split-heading { display: block; }
  .split-heading > p { margin-top: 1rem; }
  .about-layout,
  .contact-grid { grid-template-columns: 1fr; }
  .impact-grid { margin-top: 1rem; }
  .experience-trigger {
    grid-template-columns: 1fr 2rem;
    gap: 0.25rem 1rem;
    min-height: 7rem;
  }
  .experience-date,
  .experience-role,
  .experience-company { grid-column: 1; }
  .experience-toggle { grid-column: 2; grid-row: 1 / span 3; }
  .experience-panel-inner { margin-left: 0; padding-right: 0; }
  .project-grid { grid-template-columns: 1fr; }
  .toolkit-group {
    grid-template-columns: 1fr;
    gap: 0.9rem;
    padding: 1.1rem;
  }
  .education-entry-header { display: grid; gap: 0.75rem; }
  .education-coursework { grid-template-columns: 1fr; gap: 0.5rem; }
  .contact { width: auto; margin: 2rem var(--page-pad); }
  .footer-top,
  .footer-bottom { flex-direction: column; }
  .footer-links { justify-content: start; }
  .network-background { opacity: 0.68; }
  .ambient-glow { width: 18rem; height: 18rem; opacity: 0.05; }
}

@media (max-width: 430px) {
  .brand-copy { display: none; }
  .impact-grid { grid-template-columns: 1fr; }
  .hero-actions .button { width: 100%; }
}

@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;
  }
  .reveal { opacity: 1; transform: none; }
  .ambient-glow { animation: none; }
}