:root {
  --site-bg: #050505;
  --surface: #101113;
  --surface-strong: #181a1d;
  --text-main: #f4efe6;
  --text-muted: #ada79c;
  --accent: #d99358;
  --accent-strong: #f0b579;
  --blue: #8db7ff;
  --green: #8fcfb8;
  --border: rgba(244, 239, 230, 0.14);
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.42);
  --content-width: 1120px;
}

@keyframes section-rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

html {
  scroll-behavior: smooth;
}

body {
  background:
    radial-gradient(circle at 16% 8%, rgba(217, 147, 88, 0.12), transparent 28rem),
    radial-gradient(circle at 84% 18%, rgba(141, 183, 255, 0.10), transparent 30rem),
    linear-gradient(90deg, rgba(244, 239, 230, 0.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(244, 239, 230, 0.025) 1px, transparent 1px),
    var(--site-bg);
  background-size: 42px 42px;
  color: var(--text-main);
  font-size: 17px;
  line-height: 1.7;
}

a {
  color: var(--accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover,
a:focus {
  color: var(--accent-strong);
}

a:focus-visible,
button:focus-visible,
.nav-link:focus-visible {
  outline: 2px solid var(--accent-strong);
  outline-offset: 3px;
}

.navbar {
  border-bottom: 1px solid var(--border);
  background: rgba(5, 5, 5, 0.86);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(14px);
}

.navbar-title {
  font-weight: 800;
  letter-spacing: 0;
}

.navbar-nav .nav-link {
  font-weight: 650;
}

.navbar-title,
.navbar-nav .nav-link,
.navbar .quarto-navbar-tools .quarto-navigation-tool {
  color: var(--text-main);
}

.navbar-title:hover,
.navbar-nav .nav-link:hover,
.navbar .quarto-navbar-tools .quarto-navigation-tool:hover {
  color: var(--accent-strong);
}

.nav-footer {
  background: #030303;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
}

.nav-footer a {
  color: var(--text-main);
}

.dropdown-menu {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.36);
}

.dropdown-item {
  color: var(--text-main);
}

.dropdown-item:hover,
.dropdown-item:focus {
  background: var(--surface-strong);
  color: var(--accent-strong);
}

.page-columns .content,
.quarto-title-block.default .quarto-title {
  max-width: var(--content-width);
}

.page-columns .content {
  padding-left: 1.4rem;
  padding-right: 1.4rem;
}

.quarto-title-block.default {
  background: transparent;
  border-bottom: 1px solid var(--border);
  margin: 0 auto 1.5rem;
  max-width: var(--content-width);
  padding: clamp(2rem, 5vw, 4rem) 1.4rem 1.4rem;
}

.quarto-title-block.default .quarto-title {
  padding: 0;
}

.quarto-title-block.default .title {
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  margin-bottom: 0.4rem;
}

.quarto-title-meta,
.quarto-title-meta-heading,
.quarto-title-meta-contents,
.description,
.listing-description,
.quarto-listing .metadata,
.quarto-listing .listing-date,
.quarto-listing .listing-author {
  color: var(--text-muted);
}

.quarto-listing-category {
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.2rem;
  padding-bottom: 0.9rem;
}

.quarto-listing-category .category {
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-muted);
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 750;
  margin: 0.2rem 0.25rem 0.2rem 0;
  padding: 0.28rem 0.68rem;
  text-decoration: none;
  transition: border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.quarto-listing-category .category:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
  transform: translateY(-1px);
}

.site-section,
.project-intro,
.listing-page,
.question-row > *,
.contact-grid > *,
.course-list > *,
.quarto-title-block.default {
  animation: section-rise 520ms ease both;
}

h1,
h2,
h3 {
  color: var(--text-main);
  letter-spacing: 0;
  line-height: 1.1;
}

h2 {
  margin-top: 3.5rem;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-section {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 4.5rem 1.4rem;
}

.site-section.compact {
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
}

.site-hero {
  min-height: calc(74svh - 64px);
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.7fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: clamp(0.75rem, 2.2vw, 2rem) 1.4rem 2.25rem;
}

.site-hero h1 {
  font-size: clamp(2.65rem, 6.5vw, 5.6rem);
  margin: 0.22rem 0 0.75rem;
}

.hero-statement {
  max-width: 760px;
  color: var(--text-muted);
  font-size: clamp(1.02rem, 1.35vw, 1.22rem);
  line-height: 1.55;
  margin-top: 1.45rem;
}

.hero-affiliations {
  color: var(--text-main);
  font-size: 1rem;
  margin-top: 0.35rem;
  max-width: 780px;
}

.hero-affiliations p {
  color: var(--text-muted);
  line-height: 1.55;
  margin: 0.18rem 0;
}

.hero-affiliations p:first-child {
  color: var(--text-main);
  font-weight: 750;
}

.hero-affiliations a {
  color: var(--accent-strong);
  font-weight: 700;
  text-decoration-color: rgba(240, 181, 121, 0.45);
}

.hero-actions,
.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.hero-portrait {
  position: relative;
}

.hero-portrait img {
  width: min(100%, 360px);
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--border);
  border-radius: 0.45rem;
  box-shadow: var(--shadow);
  filter: saturate(0.92) contrast(1.04);
}

.signal-panel {
  border-left: 3px solid var(--accent);
  margin-top: 1.6rem;
  padding-left: 1rem;
  color: var(--text-muted);
  font-size: 0.98rem;
}

.research-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--border);
  background: var(--border);
}

.research-strip > * {
  background: rgba(16, 17, 19, 0.88);
  padding: 1.15rem;
}

.research-strip h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
}

.research-strip p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 0;
}

.research-signal-map {
  padding-top: 0;
  padding-bottom: 0.75rem;
}

.signal-map-header {
  margin-bottom: 0.65rem;
}

/* Cardless index: compact enough to scan as research keywords, distinct from the capability console below. */
.signal-map {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  max-width: 100%;
}

.research-node {
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: auto;
  padding: 0.9rem 1.1rem 0.9rem 0;
  position: relative;
  transition: border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.research-node + .research-node {
  padding-left: 1.1rem;
}

.research-node:hover {
  border-color: rgba(240, 181, 121, 0.55);
  transform: translateY(-1px);
}

.research-node span {
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.research-node strong {
  color: var(--text-main);
  display: block;
  font-size: clamp(1.05rem, 1.45vw, 1.34rem);
  line-height: 1.12;
  margin: 0.55rem 0 0;
  max-width: 14ch;
}

.capability-console {
  padding-top: 2rem;
}

.console-heading {
  margin-bottom: 1.5rem;
}

.console-heading h2 {
  margin: 0;
}

.console-heading p {
  color: var(--text-muted);
  margin: 0;
}

.console-layout {
  background:
    linear-gradient(135deg, rgba(244, 239, 230, 0.055), transparent 32%),
    rgba(16, 17, 19, 0.62);
  border: 1px solid var(--border);
  border-radius: 0.45rem;
  box-shadow: 0 14px 42px rgba(0, 0, 0, 0.28);
  display: grid;
  grid-template-columns: minmax(240px, 0.45fr) minmax(0, 1fr);
  min-height: 390px;
  overflow: hidden;
}

.skill-tabs {
  background: rgba(3, 3, 3, 0.5);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1rem;
}

.skill-tab {
  background: transparent;
  border: 1px solid rgba(244, 239, 230, 0.15);
  border-radius: 0.35rem;
  color: rgba(244, 239, 230, 0.76);
  cursor: pointer;
  font: inherit;
  font-size: 0.93rem;
  font-weight: 750;
  line-height: 1.24;
  padding: 0.82rem 0.9rem;
  text-align: left;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.skill-tab span {
  color: var(--accent-strong);
  display: block;
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  margin-bottom: 0.18rem;
}

.skill-tab:hover,
.skill-tab:focus {
  border-color: rgba(244, 239, 230, 0.42);
  color: var(--text-main);
}

.skill-tab.is-active {
  background: rgba(244, 239, 230, 0.07);
  border-color: rgba(240, 181, 121, 0.36);
  color: var(--text-main);
  transform: translateX(3px);
}

.skill-tab.is-active span {
  color: var(--accent);
}

.capability-panels {
  min-height: 100%;
  padding: clamp(1.4rem, 4vw, 3rem);
}

.capability-panel {
  display: none;
}

.capability-panel.is-active {
  animation: section-rise 260ms ease both;
  display: block;
}

.panel-kicker {
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.capability-panel p {
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.55;
  max-width: 860px;
}

.selected-work-list {
  border-top: 1px solid var(--border);
  display: grid;
  gap: 0;
  margin-top: 1.35rem;
  max-width: 880px;
}

.selected-work-heading {
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  padding: 0.95rem 0 0.15rem;
  text-transform: uppercase;
}

.selected-work {
  border-top: 1px solid rgba(244, 239, 230, 0.12);
  color: var(--text-main);
  display: grid;
  gap: 0.35rem;
  padding: 0.82rem 0;
  text-decoration: none;
  transition: color 180ms ease, padding-left 180ms ease;
}

.selected-work:hover,
.selected-work:focus {
  color: var(--accent);
  padding-left: 0.35rem;
}

.work-type {
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.question-row,
.contact-grid,
.course-list {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1.5rem;
}

.question-row > *,
.contact-grid > *,
.course-list > * {
  background: rgba(16, 17, 19, 0.84);
  border: 1px solid var(--border);
  border-radius: 0.45rem;
  padding: 1.2rem;
}

.question-row h3,
.contact-grid h3,
.course-list h3 {
  font-size: 1.05rem;
  margin-top: 0;
}

.project-intro,
.listing-page {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 2.5rem 1.4rem 1rem;
}

.project-intro p,
.listing-page p {
  color: var(--text-muted);
  max-width: 760px;
}

.meta {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.button-link,
.story-link {
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-main);
  display: inline-flex;
  font-size: 0.94rem;
  font-weight: 750;
  gap: 0.35rem;
  padding: 0.52rem 0.86rem;
  text-decoration: none;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.button-link.primary {
  background: var(--text-main);
  border-color: var(--text-main);
  color: var(--site-bg);
}

.button-link:hover,
.story-link:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fffdf8;
}

.story-link::after {
  content: "->";
}

.see-all {
  display: block;
  margin-top: 1rem;
  text-align: right;
}

img.thumbnail-image.card-img {
  height: 260px;
  object-fit: cover;
}

@media (max-width: 900px) {
  .site-hero,
  .research-strip,
  .signal-map-header,
  .question-row,
  .contact-grid,
  .course-list,
  .console-heading,
  .console-layout {
    grid-template-columns: 1fr;
  }

  .signal-map {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .research-node {
    min-height: 104px;
  }

  .skill-tabs {
    flex-direction: row;
    overflow-x: auto;
    padding: 0.8rem;
  }

  .skill-tab {
    flex: 0 0 210px;
  }

  .skill-tab.is-active {
    transform: translateY(-2px);
  }

  .site-hero {
    min-height: auto;
  }

  .hero-portrait {
    order: -1;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .site-section,
  .project-intro,
  .listing-page {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .site-hero {
    gap: 1.35rem;
    padding-top: 0.9rem;
  }

  .hero-portrait img {
    width: min(72vw, 260px);
  }

  .site-hero h1 {
    font-size: clamp(2.35rem, 13vw, 3.5rem);
  }

  .hero-statement {
    font-size: 1rem;
  }

  .signal-map {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 0.35rem;
  }

  .research-node:nth-child(odd) {
    padding-left: 0;
  }

  .research-node:nth-child(even) {
    padding-left: 0.8rem;
  }

  .console-layout {
    min-height: auto;
  }

  .skill-tabs {
    gap: 0.5rem;
  }

  .skill-tab {
    flex-basis: 240px;
    font-size: 0.88rem;
  }

  .capability-panels {
    padding: 1.2rem;
  }

}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}