:root {
  --bg: #f4efe7;
  --bg-soft: rgba(255, 251, 246, 0.78);
  --surface: rgba(255, 248, 241, 0.9);
  --surface-strong: rgba(255, 252, 248, 0.97);
  --text: #1f2330;
  --muted: #616776;
  --accent: #0d6b67;
  --accent-soft: rgba(13, 107, 103, 0.12);
  --line: rgba(31, 35, 48, 0.1);
  --shadow: 0 20px 60px rgba(31, 35, 48, 0.12);
  --radius: 28px;
  --radius-sm: 18px;
  --sidebar-width: 250px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", "Avenir Next", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(13, 107, 103, 0.18), transparent 28%),
    radial-gradient(circle at 85% 12%, rgba(183, 125, 74, 0.22), transparent 24%),
    linear-gradient(180deg, #f7f2eb 0%, #efe6da 100%);
}

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

a {
  color: inherit;
}

.page-shell {
  width: min(1380px, calc(100% - 32px));
  margin: 24px auto;
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  gap: 24px;
}

.page-shell--subpage {
  align-items: start;
}

.sidebar,
.panel,
.hero__card {
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.sidebar {
  position: sticky;
  top: 24px;
  align-self: start;
  min-height: calc(100vh - 48px);
  border: 1px solid var(--line);
  background: var(--bg-soft);
  border-radius: calc(var(--radius) + 8px);
  box-shadow: var(--shadow);
}

.sidebar__inner {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: calc(100vh - 48px);
  padding: 28px;
}

.sidebar__top,
.sidebar__middle {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.sidebar__top {
  gap: 10px;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  gap: 6px;
  text-decoration: none;
}

.brand__eyebrow,
.section-heading span,
.hero__kicker {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
}

.brand__name {
  font-family: "Newsreader", Georgia, serif;
  font-size: 2.1rem;
  line-height: 0.96;
}

.sidebar__identity {
  display: grid;
  gap: 6px;
  padding-top: 10px;
  border-top: 1px solid rgba(31, 35, 48, 0.08);
}

.sidebar__role,
.sidebar__label,
.sidebar__meta p {
  margin: 0;
}

.sidebar__role {
  color: var(--text);
  font-weight: 600;
  line-height: 1.5;
}

.sidebar__label {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 1.0rem;
  font-weight: 700;
  color: var(--accent);
}

.site-nav {
  display: grid;
  gap: 6px;
}

.site-nav a {
  display: block;
  padding: 10px 12px;
  border-radius: 14px;
  text-decoration: none;
  color: var(--muted);
  transition: color 180ms ease, transform 180ms ease, background 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  transform: translateX(4px);
}

.sidebar__meta {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid rgba(31, 35, 48, 0.08);
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.content {
  display: grid;
  gap: 24px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.72fr);
  gap: 24px;
  align-items: stretch;
}

.hero__copy,
.panel,
.hero__card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero__copy {
  position: relative;
  overflow: hidden;
  padding: 42px;
}

.hero__copy::after {
  content: "";
  position: absolute;
  inset: auto -10% -35% auto;
  width: 240px;
  height: 240px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(13, 107, 103, 0.18), rgba(183, 125, 74, 0.05));
}

.hero h1,
.section-heading h2 {
  margin: 0;
  font-family: "Newsreader", Georgia, serif;
  font-weight: 500;
}

.hero h1 {
  margin-top: 12px;
  font-size: clamp(2.2rem, 4.6vw, 3.6rem);
  line-height: 0.98;
  max-width: 11ch;
}

.hero__summary {
  max-width: 58ch;
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--muted);
}

.hero__bio {
  margin-top: 34px;
  display: grid;
  gap: 12px;
  max-width: 64ch;
  position: relative;
  z-index: 1;
}

.hero__bio-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero__bio-header::after {
  content: "";
  width: 72px;
  height: 1px;
  background: rgba(31, 35, 48, 0.14);
}

.hero__bio-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
}

.hero__bio-block {
  margin: 0;
  color: var(--text);
  font-size: 1.02rem;
  line-height: 1.9;
  text-wrap: pretty;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.hero__links-under-photo {
  padding-top: 4px;
  gap: 10px;
}

.profile-link,
.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 16px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.profile-link {
  width: 48px;
  height: 48px;
  min-width: 48px;
  min-height: 48px;
  background: rgba(255, 255, 255, 0.78);
  border-color: rgba(31, 35, 48, 0.08);
  padding: 0;
  border-radius: 999px;
  aspect-ratio: 1 / 1;
}

.button-link {
  color: white;
  background: linear-gradient(135deg, #0d6b67, #174f7a);
  box-shadow: 0 12px 28px rgba(13, 107, 103, 0.28);
}

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

.profile-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.hero__card {
  padding: 22px;
  display: grid;
  gap: 20px;
  background: var(--surface-strong);
}

.portrait-frame {
  overflow: hidden;
  aspect-ratio: 1 / 1;
  border-radius: calc(var(--radius) - 8px);
  background: linear-gradient(180deg, #d8e4de, #f2ded0);
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 28%;
}

.quick-facts {
  display: grid;
  gap: 18px;
  margin: 0;
}

.quick-facts div {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.quick-facts dt {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.quick-facts dd {
  margin: 0;
  font-size: 1rem;
}

.panel {
  padding: 34px;
  background: rgba(255, 250, 245, 0.72);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 14px 36px rgba(31, 35, 48, 0.05);
}

.panel__actions {
  margin-top: 24px;
}

.section-heading {
  margin-bottom: 24px;
}

.section-heading--with-action {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
}

.section-heading h2 {
  margin-top: 8px;
  font-size: clamp(2rem, 4vw, 3rem);
}

.section-link {
  text-decoration: none;
  color: var(--accent);
  font-weight: 700;
  white-space: nowrap;
}

.panel--interests {
  background: rgba(255, 250, 245, 0.74);
}

.panel--projects {
  background: rgba(253, 248, 242, 0.75);
}

.panel--tools {
  background: rgba(250, 248, 242, 0.76);
}

.panel--publications {
  background: rgba(247, 248, 244, 0.76);
}

.panel--news {
  background: rgba(247, 246, 242, 0.76);
}

.panel--interests .section-heading span {
  color: #9d6e4a;
}

.panel--projects .section-heading span {
  color: #a37755;
}

.panel--tools .section-heading span {
  color: #83775d;
}

.panel--publications .section-heading span {
  color: #5e776c;
}

.panel--news .section-heading span {
  color: #7a745d;
}

.interest-grid,
.card-grid {
  display: grid;
  gap: 18px;
}

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

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

.interest-card,
.project-card,
.tool-card,
.publication-item,
.timeline-item,
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.58);
}

.interest-card,
.project-card,
.tool-card,
.publication-item,
.timeline-item {
  padding: 22px;
}

.interest-card h3,
.project-card h3,
.tool-card h3,
.publication-item h3 {
  margin: 0 0 10px;
  font-size: 1.15rem;
}

.interest-card p,
.project-card p,
.tool-card p,
.publication-item p,
.timeline-item p,
.contact-card p {
  margin: 0;
  line-height: 1.75;
  color: var(--muted);
}

.project-card,
.tool-card {
  display: grid;
  gap: 10px;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.project-card:hover,
.project-card:focus-visible,
.tool-card:hover,
.tool-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(167, 119, 79, 0.34);
  background: rgba(255, 255, 255, 0.72);
  outline: none;
}

.project-card__header,
.tool-card__header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.project-card__header h3,
.tool-card__header h3 {
  margin-bottom: 0;
}

.project-card__links,
.tool-card__links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.project-card__icon-link,
.tool-card__icon-link {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid rgba(31, 35, 48, 0.1);
  background: rgba(255, 255, 255, 0.9);
  color: var(--accent);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.project-card__icon-link svg,
.tool-card__icon-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.project-card__icon-link:hover,
.project-card__icon-link:focus-visible,
.tool-card__icon-link:hover,
.tool-card__icon-link:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(167, 119, 79, 0.34);
  background: rgba(255, 255, 255, 1);
  outline: none;
}

.stack-list,
.timeline {
  display: grid;
  gap: 16px;
}

.timeline--compact {
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
}

.timeline-year-divider {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid rgba(31, 35, 48, 0.08);
  color: var(--accent);
  font-family: "Newsreader", Georgia, serif;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.1;
  text-align: left;
}

.timeline-year-divider:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.publication-item {
  position: relative;
  display: grid;
  gap: 8px;
}

.publication-item__links {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 4px;
  flex-wrap: wrap;
}

.publication-item__resource-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.publication-item__resource-link {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid rgba(31, 35, 48, 0.1);
  background: rgba(255, 255, 255, 0.9);
  color: var(--accent);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.publication-item__resource-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.publication-item__resource-link:hover,
.publication-item__resource-link:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(167, 119, 79, 0.34);
  background: rgba(255, 255, 255, 1);
  outline: none;
}

.publication-item__meta {
  max-width: calc(100% - 132px);
  color: var(--text);
  font-size: 0.98rem;
  font-style: italic;
  font-weight: 500;
  line-height: 1.6;
}

.publication-item__authors {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.7;
}

.publication-item__authors strong {
  color: var(--text);
  font-weight: 800;
}

.publication-year-group {
  display: grid;
  gap: 16px;
}

.publication-year-group + .publication-year-group {
  margin-top: 8px;
}

.publication-year-group__header {
  display: grid;
  gap: 6px;
}

.publication-year-group__year {
  margin: 0;
  font-family: "Newsreader", Georgia, serif;
  font-size: 2rem;
  font-weight: 500;
  line-height: 1;
}

.publication-filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
}

.publication-filter-bar--hero {
  margin-top: 18px;
}

.publication-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
  flex: 1 1 100%;
}

.publication-filters--hero {
  margin-bottom: 0;
}

.publication-year-filter {
  display: flex;
  align-items: center;
  gap: 10px;
}

.publication-year-filter__label {
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.publication-year-filter__select {
  min-height: 40px;
  padding: 0 40px 0 14px;
  border: 1px solid rgba(31, 35, 48, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--text);
  font: inherit;
  font-size: 0.92rem;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--muted) 50%),
    linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) calc(50% - 2px),
    calc(100% - 12px) calc(50% - 2px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.publication-filter {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid rgba(31, 35, 48, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--muted);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease, border-color 180ms ease;
}

.publication-filter:hover,
.publication-filter:focus-visible {
  color: var(--text);
  transform: translateY(-1px);
}

.publication-filter.is-active {
  background: rgba(13, 107, 103, 0.12);
  border-color: rgba(13, 107, 103, 0.2);
  color: var(--accent);
}

.publication-empty-state {
  margin: 0;
  padding: 18px 0 4px;
  color: var(--muted);
  line-height: 1.7;
}

.publication-item__badge {
  position: absolute;
  top: 18px;
  right: 18px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.publication-item__badge-icon {
  font-size: 0.8rem;
  line-height: 1;
}

.timeline-item {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.timeline-item__body {
  position: relative;
  padding-left: 12px;
}

.timeline-item__body::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.22em;
  bottom: 0.22em;
  width: 2px;
  border-radius: 999px;
  background: rgba(31, 35, 48, 0.12);
}

.timeline-item--featured .timeline-item__body::before {
  background: rgba(167, 119, 79, 0.5);
}

.timeline-item--compact {
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 10px;
  padding: 0;
  border: 0;
  background: transparent;
  border-radius: 0;
  align-items: center;
}

.timeline-item__body {
  display: grid;
  gap: 6px;
}

.timeline-item time {
  font-weight: 700;
  color: var(--accent);
  font-size: 0.92rem;
  line-height: 1.5;
}

.timeline-item__date {
  display: block;
  text-align: left;
  white-space: nowrap;
  padding-left: 6px;
}

.timeline-item p {
  line-height: 1.62;
}

.timeline-item p em {
  font-style: italic;
}

.timeline-item__text--bold {
  font-weight: 700;
  color: var(--text);
}

.timeline-item--compact time {
  font-size: 0.83rem;
  letter-spacing: 0.02em;
}

.timeline-item--compact p {
  font-size: 0.96rem;
  line-height: 1.5;
}

.timeline-item--compact .timeline-item__body {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: nowrap;
}

.timeline-item--compact .timeline-item__body p {
  flex: 1;
}

.timeline-item--compact .project-card__link {
  flex-shrink: 0;
  white-space: nowrap;
  margin-top: 0;
  font-size: 0.94rem;
}

.contact-card {
  padding: 28px;
  display: grid;
  gap: 18px;
}

.subpage-shell {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto 40px;
  display: grid;
  gap: 24px;
}

.subpage-hero {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 8px);
  background: var(--bg-soft);
  box-shadow: var(--shadow);
  padding: 32px;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.subpage-hero h1 {
  margin: 10px 0 12px;
  font-family: "Newsreader", Georgia, serif;
  font-size: clamp(2.2rem, 4.6vw, 3.6rem);
  font-weight: 500;
  line-height: 0.98;
}

.subpage-hero__summary {
  max-width: 62ch;
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.subpage-hero__back {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 18px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

@media (max-width: 1100px) {
  .page-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    min-height: auto;
  }

  .sidebar__inner {
    min-height: auto;
    gap: 28px;
  }

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

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 20px, 1380px);
    margin: 10px auto 20px;
    gap: 16px;
  }

  .subpage-shell {
    width: min(100% - 20px, 1080px);
    margin: 10px auto 20px;
    gap: 16px;
  }

  .sidebar__inner,
  .hero__copy,
  .panel,
  .subpage-hero,
  .hero__card,
  .contact-card {
    padding: 22px;
  }

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

  .section-heading--with-action {
    display: block;
  }

  .hero h1 {
    font-size: clamp(2.6rem, 14vw, 4rem);
  }
}