:root {
  color-scheme: dark;
  --bg: #120f14;
  --bg-elevated: #1b1518;
  --surface: #241b1d;
  --surface-2: #332426;
  --text: #fff8ef;
  --muted: #d8c6b7;
  --soft: #aa9387;
  --line: rgba(255, 214, 176, 0.18);
  --accent: #ff8a3d;
  --accent-2: #6fb7a8;
  --accent-3: #f8c15a;
  --cranberry: #b54a5a;
  --danger: #ef6d6d;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.24);
  --radius: 8px;
  --max: 1180px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  scroll-behavior: smooth;
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #fff8ef;
  --bg-elevated: #fffdf8;
  --surface: #fffaf2;
  --surface-2: #f4e8d9;
  --text: #241713;
  --muted: #66564d;
  --soft: #846f64;
  --line: rgba(94, 61, 43, 0.16);
  --accent: #d85f1f;
  --accent-2: #277c72;
  --accent-3: #a96908;
  --cranberry: #9c3347;
  --danger: #b93d3d;
  --shadow: 0 20px 45px rgba(82, 48, 28, 0.13);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    var(--bg);
  background-size: 56px 56px;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(120deg, rgba(255, 138, 61, 0.18), transparent 34%),
    linear-gradient(300deg, rgba(181, 74, 90, 0.12), transparent 38%),
    linear-gradient(18deg, rgba(111, 183, 168, 0.08), transparent 30%);
  opacity: 0.9;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent), white 20%);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  color: var(--bg);
  background: var(--accent);
  border-radius: var(--radius);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 80;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-3), var(--accent-2));
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(18px);
}

.site-header.is-scrolled {
  border-color: var(--line);
}

.nav-shell {
  width: min(var(--max), calc(100% - 32px));
  height: 72px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  color: #06121e;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  border-radius: var(--radius);
  font-size: 0.82rem;
}

.nav-links {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 78%, transparent);
  border-radius: var(--radius);
}

.nav-links a {
  padding: 8px 11px;
  color: var(--muted);
  border-radius: 6px;
  font-size: 0.9rem;
  transition: color 180ms ease, background 180ms ease;
}

.nav-links a:hover,
.nav-links a.is-active {
  color: var(--text);
  background: var(--surface-2);
}

.theme-toggle,
.nav-toggle,
.dialog-close {
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--surface);
  border-radius: var(--radius);
  cursor: pointer;
}

.theme-toggle {
  width: 42px;
  height: 42px;
  padding: 0;
  color: color-mix(in srgb, var(--text) 82%, var(--accent));
  touch-action: manipulation;
}

.theme-svg {
  overflow: visible;
}

.theme-rays {
  transform-box: fill-box;
  transform-origin: center;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  gap: 4px;
}

.nav-toggle span:not(.sr-only) {
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

.section {
  position: relative;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 86px 0;
}

section[id] {
  scroll-margin-top: 92px;
}

.hero {
  position: relative;
  min-height: calc(100vh - 72px);
  display: grid;
  align-items: center;
  padding-top: 64px;
  padding-bottom: 54px;
  overflow: hidden;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 48px;
  align-items: start;
}

.sparkle-field {
  position: absolute;
  inset: 4px -8vw -10px;
  z-index: 0;
  opacity: 1;
  pointer-events: none;
  mask-image: radial-gradient(820px 460px at 32% 39%, black 12%, rgba(0, 0, 0, 0.78) 48%, transparent 82%);
  -webkit-mask-image: radial-gradient(820px 460px at 32% 39%, black 12%, rgba(0, 0, 0, 0.78) 48%, transparent 82%);
}

.sparkle-field canvas {
  width: 100%;
  height: 100%;
}

.eyebrow,
.card-kicker,
.status-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

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

h1 {
  margin: 0;
  max-width: 780px;
  font-size: clamp(3.35rem, 10vw, 5.2rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.25;
}

p {
  line-height: 1.7;
}

.hero-headline {
  margin: 18px 0 0;
  color: var(--accent-3);
  font-size: clamp(1.35rem, 4vw, 2.15rem);
  font-weight: 760;
  line-height: 1.16;
}

.hero-intro {
  max-width: 690px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-actions,
.feature-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 16px;
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--surface);
  border-radius: var(--radius);
  font-weight: 750;
  line-height: 1.2;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent), var(--line));
  background: var(--surface-2);
}

.button-primary {
  color: #21130a;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  border-color: transparent;
}

.button-primary:hover {
  background: linear-gradient(135deg, #ffb26e, var(--accent));
}

.button-quiet {
  color: var(--accent);
}

.hero-visual {
  position: relative;
  display: grid;
  gap: 18px;
  align-self: start;
}

.portrait-wrap {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 5;
  max-height: 610px;
}

.portrait-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 52%, rgba(7, 17, 31, 0.76));
}

.portrait-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 52% 32%;
}

.portrait-placeholder {
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 24%, transparent), transparent 42%),
    linear-gradient(315deg, color-mix(in srgb, var(--cranberry) 18%, transparent), transparent 48%),
    linear-gradient(45deg, color-mix(in srgb, var(--accent-2) 10%, transparent), transparent 55%),
    var(--surface);
}

.portrait-placeholder::after {
  display: none;
}

.placeholder-content {
  display: grid;
  place-items: center;
  gap: 14px;
  color: var(--muted);
  text-align: center;
}

.placeholder-content span {
  display: grid;
  place-items: center;
  width: clamp(96px, 18vw, 148px);
  height: clamp(96px, 18vw, 148px);
  color: #21130a;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  border-radius: 50%;
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 900;
}

.placeholder-content p {
  margin: 0;
  font-weight: 800;
}

.feature-card,
.status-card,
.publication-card,
.mini-card,
.project-card,
.skill-panel,
.contact-card {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.status-card {
  padding: 20px;
}

.status-card strong {
  display: block;
  font-size: 1rem;
  line-height: 1.45;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr);
  gap: 48px;
  align-items: start;
}

.section-heading {
  max-width: 780px;
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.65;
}

.about-copy {
  color: var(--muted);
  font-size: 1.02rem;
}

.about-copy p:first-child {
  margin-top: 0;
}

.feature-card {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 28px;
  margin-top: 28px;
  padding: 30px;
}

.feature-main p,
.publication-card p,
.mini-card p {
  color: var(--muted);
}

.feature-main h3 {
  font-size: clamp(1.65rem, 4vw, 2.45rem);
  line-height: 1.08;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.tag-row span,
.tech-badge,
.filter-button,
.skill-button {
  display: inline-flex;
  align-items: center;
  min-height: 31px;
  padding: 7px 10px;
  color: var(--muted);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg-elevated) 88%, transparent), color-mix(in srgb, var(--cranberry) 8%, var(--bg-elevated)));
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 760;
}

.pipeline-block {
  margin-top: 24px;
  padding: 16px;
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--line));
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 10%, transparent), transparent 44%),
    color-mix(in srgb, var(--bg-elevated) 86%, transparent);
  border-radius: var(--radius);
}

.pipeline-title {
  margin: 0 0 12px;
  color: var(--accent-3);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.pipeline-diagram {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  align-items: stretch;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pipeline-diagram li {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 44px;
  min-width: min(100%, 132px);
  flex: 1 1 132px;
  padding: 9px 12px;
  color: var(--text);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface) 92%, transparent), color-mix(in srgb, var(--surface-2) 60%, transparent));
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 760;
  line-height: 1.22;
  text-align: center;
  overflow-wrap: anywhere;
  word-break: normal;
}

.pipeline-diagram li::after {
  content: "→";
  position: absolute;
  top: 50%;
  right: -18px;
  color: var(--accent);
  font-weight: 900;
  transform: translateY(-52%);
}

.pipeline-diagram li:last-child {
  color: #21130a;
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
}

.pipeline-diagram li:last-child::after {
  display: none;
}

.feature-side {
  display: grid;
  gap: 20px;
  padding: 22px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg-elevated) 82%, transparent);
  border-radius: var(--radius);
}

.feature-side p {
  margin: 0;
  color: var(--muted);
}

.metric-list {
  display: grid;
  gap: 10px;
}

.metric-list div {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.metric-list strong {
  color: var(--accent-3);
  font-size: 1.5rem;
}

.metric-list span {
  color: var(--muted);
  line-height: 1.35;
}

.check-list,
.timeline ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.65;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 22px;
}

.filter-button,
.skill-button {
  cursor: pointer;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.filter-button:hover,
.filter-button.is-active,
.skill-button:hover,
.skill-button.is-active {
  color: var(--text);
  border-color: color-mix(in srgb, var(--accent), var(--line));
  background: color-mix(in srgb, var(--accent) 18%, var(--surface));
  transform: translateY(-1px);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.project-card {
  display: grid;
  gap: 16px;
  padding: 22px;
  min-height: 100%;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, opacity 180ms ease;
}

.project-card:hover,
.project-card.is-highlighted {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent), var(--line));
  background: color-mix(in srgb, var(--surface-2) 80%, var(--surface));
}

.project-card.is-dimmed {
  opacity: 0.4;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--soft);
  font-size: 0.82rem;
  font-weight: 760;
}

.project-card p {
  margin: 0;
  color: var(--muted);
}

.project-card .pipeline-block {
  margin-top: 0;
  padding: 14px;
}

.project-card .pipeline-diagram {
  gap: 8px 18px;
}

.project-card .pipeline-diagram li {
  min-height: 44px;
  min-width: min(100%, 116px);
  flex-basis: 116px;
  font-size: 0.72rem;
}

.project-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.text-button {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0;
  border: 0;
  color: var(--accent);
  background: transparent;
  font-weight: 850;
  cursor: pointer;
}

.timeline {
  position: relative;
  display: grid;
  gap: 18px;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 10px;
  width: 1px;
  background: var(--line);
}

.timeline-item {
  position: relative;
  padding: 0 0 0 34px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 7px;
  width: 13px;
  height: 13px;
  border: 3px solid var(--bg);
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 1px var(--line);
}

.timeline-date {
  display: inline-block;
  margin-bottom: 6px;
  color: var(--accent-3);
  font-size: 0.84rem;
  font-weight: 850;
}

.muted {
  color: var(--muted);
}

.education-item h3 {
  color: var(--accent);
}

.center-heading {
  max-width: 820px;
  margin: 0 auto 70px;
  text-align: center;
}

.center-heading h2 {
  margin: 0;
  color: var(--accent-3);
}

.center-heading p:not(.eyebrow) {
  max-width: 680px;
  margin: 14px auto 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.experience-timeline {
  --date-col: clamp(190px, 30vw, 320px);
  position: relative;
  display: grid;
  gap: 76px;
  max-width: 1120px;
  margin: 0 auto;
}

.experience-timeline::before {
  content: "";
  position: absolute;
  top: 14px;
  bottom: 14px;
  left: var(--date-col);
  width: 1px;
  background: linear-gradient(180deg, var(--accent-3), var(--line));
}

.experience-entry {
  position: relative;
  display: grid;
  grid-template-columns: var(--date-col) minmax(0, 1fr);
  gap: 54px;
  align-items: start;
}

.experience-entry::before {
  content: "";
  position: absolute;
  top: 16px;
  left: calc(var(--date-col) - 8px);
  width: 16px;
  height: 16px;
  border: 5px solid color-mix(in srgb, var(--surface-2) 72%, var(--bg));
  background: var(--accent-3);
  border-radius: 50%;
  box-shadow: 0 0 0 1px var(--line);
}

.experience-date {
  color: var(--accent-3);
  font-size: clamp(1.75rem, 4.5vw, 3.15rem);
  font-weight: 900;
  line-height: 1.08;
}

.experience-content {
  padding: 2px 0 0;
}

.experience-content h3 {
  margin: 0;
  font-size: clamp(1.2rem, 2.6vw, 1.55rem);
}

.experience-org,
.education-org {
  margin: 10px 0 0;
  color: var(--accent-3);
  font-weight: 850;
}

.experience-meta,
.education-meta {
  margin: 10px 0 0;
  color: var(--muted);
}

.experience-content ul {
  margin: 20px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.65;
}

.timeline-tags,
.coursework {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.timeline-tags span {
  padding: 7px 12px;
  border: 1px solid color-mix(in srgb, var(--accent-3), var(--line));
  color: var(--accent-3);
  background: color-mix(in srgb, var(--accent-3) 6%, transparent);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 850;
}

.education-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  max-width: 1040px;
  margin: 0 auto;
}

.education-card {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  min-height: 100%;
  padding: 28px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.school-mark {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border: 2px solid var(--accent-3);
  overflow: hidden;
  background: #fff;
  border-radius: var(--radius);
}

.school-mark img {
  width: 100%;
  height: 100%;
  padding: 8px;
  object-fit: contain;
}

.education-card h3 {
  margin: 0;
  font-size: clamp(1.2rem, 3vw, 1.45rem);
  line-height: 1.25;
}

.gpa-pill {
  display: inline-flex;
  align-items: center;
  margin: 18px 0 0;
  padding: 10px 14px;
  color: #21130a;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  border-radius: var(--radius);
  font-weight: 900;
}

.coursework span {
  padding: 7px 10px;
  color: var(--muted);
  background: color-mix(in srgb, var(--surface-2) 82%, transparent);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 760;
}

.skill-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 22px;
  margin-top: 28px;
}

.skill-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.skill-group {
  padding: 20px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  border-radius: var(--radius);
}

.skill-group h3 {
  margin-bottom: 14px;
}

.skill-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-panel {
  position: sticky;
  top: 92px;
  align-self: start;
  padding: 22px;
}

.skill-panel p {
  color: var(--muted);
}

.skill-panel ul {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.55;
}

.evidence-list {
  display: grid;
  gap: 10px;
  margin: 16px 0;
}

.evidence-item {
  padding: 12px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg-elevated) 76%, transparent);
  border-radius: 6px;
}

.evidence-item span {
  display: block;
  margin-bottom: 6px;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 850;
  text-transform: uppercase;
}

.evidence-item strong {
  display: block;
  color: var(--text);
  line-height: 1.3;
}

.evidence-item p {
  margin: 6px 0 0;
  font-size: 0.92rem;
  line-height: 1.45;
}

.two-column-section {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  align-items: start;
}

.publication-card,
.mini-card,
.contact-card {
  padding: 24px;
}

.publication-card {
  margin-top: 28px;
}

.mini-card-stack {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.mini-card span {
  display: block;
  margin-bottom: 8px;
  color: var(--accent-3);
  font-size: 0.82rem;
  font-weight: 850;
}

.award-card p {
  margin-bottom: 0;
}

.leadership-heading h2 {
  font-size: clamp(1.7rem, 3.6vw, 2.45rem);
}

.leadership-heading p:not(.eyebrow) {
  max-width: 430px;
}

.award-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.award-tags span {
  display: inline-flex;
  margin: 0;
  padding: 8px 10px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: color-mix(in srgb, var(--surface-2) 82%, transparent);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 760;
}

.personal-section {
  padding-top: 54px;
  padding-bottom: 54px;
}

.personal-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.78fr) minmax(0, 1fr);
  gap: 34px;
  align-items: center;
  padding: 24px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 10%, transparent), transparent 42%),
    color-mix(in srgb, var(--surface) 88%, transparent);
  border-radius: var(--radius);
}

.personal-copy h2 {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.7rem);
}

.personal-copy p:not(.eyebrow) {
  color: var(--muted);
}

.personal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.personal-grid figure {
  position: relative;
  display: grid;
  place-items: center;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  aspect-ratio: 1 / 1;
  background:
    radial-gradient(circle at 50% 50%, color-mix(in srgb, var(--surface-2) 82%, transparent), var(--bg-elevated)),
    var(--surface-2);
}

.personal-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  image-rendering: auto;
  transition: transform 240ms ease, filter 240ms ease;
}

.personal-grid figure:hover img {
  transform: scale(1.025);
  filter: saturate(1.08);
}

.personal-grid figcaption {
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 6px 9px;
  color: #21130a;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 850;
}

.contact-section {
  padding-bottom: 70px;
}

.contact-heading {
  max-width: 780px;
  margin: 0 auto 44px;
  text-align: center;
}

.contact-heading h2 {
  margin: 0;
  color: var(--accent-3);
}

.contact-heading p:last-child {
  max-width: 650px;
  margin: 12px auto 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(340px, 1fr);
  gap: 32px;
  align-items: start;
}

.contact-info {
  padding-top: 6px;
}

.contact-info h3,
.message-form h3 {
  margin: 0 0 18px;
  font-size: clamp(1.45rem, 3vw, 1.9rem);
}

.contact-info > p {
  max-width: 560px;
  margin: 0;
  color: var(--muted);
}

.contact-methods {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  border-radius: var(--radius);
}

.contact-icon {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 48px;
  height: 48px;
  color: #21130a;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  border-radius: var(--radius);
  font-size: 1.1rem;
  font-weight: 900;
}

.contact-method span:not(.contact-icon) {
  display: block;
  color: var(--soft);
  font-size: 0.86rem;
  font-weight: 800;
}

.contact-method strong {
  display: block;
  margin-top: 4px;
  overflow-wrap: anywhere;
}

.contact-info .contact-actions {
  justify-content: flex-start;
}

.message-form {
  display: grid;
  gap: 12px;
  padding: 30px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 10%, transparent), transparent 46%),
    color-mix(in srgb, var(--surface) 94%, transparent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.message-form label {
  margin-top: 6px;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 800;
}

.message-form input,
.message-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  color: var(--text);
  background: color-mix(in srgb, var(--surface-2) 88%, transparent);
  border-radius: var(--radius);
  font: inherit;
}

.message-form input {
  min-height: 50px;
  padding: 0 16px;
}

.message-form textarea {
  min-height: 150px;
  padding: 14px 16px;
  resize: vertical;
}

.message-form input::placeholder,
.message-form textarea::placeholder {
  color: color-mix(in srgb, var(--muted) 64%, transparent);
}

.message-form input:focus,
.message-form textarea:focus {
  border-color: color-mix(in srgb, var(--accent), white 12%);
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}

.message-form input[name="_honey"] {
  display: none;
}

.message-form .button {
  width: 100%;
  margin-top: 18px;
  cursor: pointer;
}

.site-footer {
  position: relative;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 42px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--accent);
  font-weight: 800;
}

.project-dialog {
  width: min(900px, calc(100% - 32px));
  max-height: min(760px, calc(100vh - 48px));
  padding: 0;
  color: var(--text);
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.project-dialog::backdrop {
  background: rgba(3, 8, 15, 0.72);
  backdrop-filter: blur(6px);
}

.dialog-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
  width: 38px;
  height: 38px;
  font-size: 1.4rem;
}

.dialog-body {
  padding: 30px;
}

.case-study {
  display: grid;
  gap: 18px;
}

.case-study-hero {
  padding: 28px;
  border: 1px solid color-mix(in srgb, var(--accent) 24%, var(--line));
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 12%, transparent), transparent 42%),
    color-mix(in srgb, var(--bg-elevated) 78%, transparent);
  border-radius: var(--radius);
}

.case-study-hero h2 {
  max-width: calc(100% - 44px);
}

.case-study-section {
  padding: 20px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg-elevated) 70%, transparent);
  border-radius: var(--radius);
}

.case-study-section h3 {
  margin-top: 0;
}

.case-study-section .pipeline-block {
  margin: 18px 0;
}

.case-study-links {
  margin-top: 18px;
}

.dialog-body h2 {
  max-width: calc(100% - 44px);
  font-size: clamp(1.55rem, 5vw, 2.3rem);
}

.dialog-body h3 {
  margin-top: 24px;
}

.dialog-body p,
.dialog-body li {
  color: var(--muted);
  line-height: 1.65;
}

.dialog-body ul {
  padding-left: 18px;
}

.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;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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

@media (max-width: 980px) {
  .nav-shell {
    grid-template-columns: auto auto auto;
    justify-content: space-between;
  }

  .nav-toggle {
    display: grid;
  }

  .nav-links {
    position: absolute;
    top: 72px;
    left: 16px;
    right: 16px;
    display: none;
    justify-self: stretch;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 12px;
  }

  .hero-grid,
  .feature-card,
  .split-section,
  .two-column-section,
  .contact-layout,
  .personal-layout,
  .education-grid,
  .skill-layout {
    grid-template-columns: 1fr;
  }

  .experience-timeline {
    --date-col: 1fr;
    gap: 42px;
  }

  .experience-timeline::before {
    left: 8px;
  }

  .experience-entry {
    grid-template-columns: 1fr;
    gap: 18px;
    padding-left: 34px;
  }

  .experience-entry::before {
    left: 0;
  }

  .hero {
    min-height: auto;
  }

  .hero-visual {
    max-width: 620px;
  }

  .status-grid,
  .project-grid,
  .skill-groups {
    grid-template-columns: 1fr;
  }

  .skill-panel {
    position: static;
  }
}

@media (max-width: 640px) {
  .section {
    width: min(100% - 24px, var(--max));
    padding: 58px 0;
  }

  .nav-shell {
    width: min(100% - 24px, var(--max));
  }

  .brand span:last-child {
    display: none;
  }

  .hero {
    padding-top: 38px;
  }

  h1 {
    font-size: 3.25rem;
  }

  .hero-actions,
  .feature-actions,
  .contact-actions,
  .project-footer {
    align-items: stretch;
    flex-direction: column;
  }

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

  .button,
  .text-button {
    width: 100%;
  }

  .feature-card,
  .publication-card,
  .mini-card,
  .contact-card,
  .project-card {
    padding: 18px;
  }

  .contact-heading {
    margin-bottom: 30px;
  }

  .contact-method,
  .message-form,
  .personal-layout {
    padding: 18px;
  }

  .center-heading {
    margin-bottom: 36px;
  }

  .education-card {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .pipeline-diagram {
    flex-direction: column;
    gap: 22px;
  }

  .pipeline-diagram li,
  .project-card .pipeline-diagram li {
    flex-basis: 100%;
    min-width: 0;
  }

  .pipeline-diagram li::after {
    top: auto;
    right: 50%;
    bottom: -21px;
    content: "↓";
    transform: translateX(50%);
  }

  .metric-list div {
    grid-template-columns: 1fr;
  }

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