@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=Literata:opsz,wght@7..72,500..800&display=swap");

:root {
  --font-body: "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-heading: "Literata", Georgia, "Times New Roman", serif;
  --color-ink: #171717;
  --color-muted: #666666;
  --color-line: #dedede;
  --color-line-soft: #eeeeee;
  --color-paper: #fbfbfa;
  --color-soft: #f4f4f2;
  --color-yellow: #f1d46b;
  --color-yellow-soft: #fff2c7;
  --color-yellow-dark: #9c7a16;
  --color-white: #ffffff;
  --color-swot-green: #7cc783;
  --color-swot-red: #e97078;
  --color-swot-blue: #70a8d8;
  --color-swot-yellow: #e6c95c;
  --shadow: 0 1px 0 rgba(23, 23, 23, 0.05);
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  color: var(--color-ink);
  background: var(--color-paper);
  font-family: var(--font-body);
  line-height: 1.55;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(222, 222, 222, 0.38) 1px, transparent 1px) 0 0 / 88px 88px,
    linear-gradient(180deg, rgba(222, 222, 222, 0.26) 1px, transparent 1px) 0 0 / 88px 88px,
    var(--color-paper);
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: 1rem;
  transform: translateY(-150%);
  background: var(--color-ink);
  color: var(--color-white);
  padding: 0.7rem 0.9rem;
  z-index: 10;
}

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

.wrap {
  width: min(calc(100% - 2rem), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: rgba(251, 250, 246, 0.92);
  border-bottom: 1px solid var(--color-line);
  backdrop-filter: blur(16px);
}

.site-header__inner {
  width: min(calc(100% - 2rem), 1240px);
  min-height: 72px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--color-ink);
  background: linear-gradient(135deg, var(--color-yellow), var(--color-yellow-soft));
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  margin-left: auto;
  overflow-x: auto;
}

.nav a,
.language-link {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0.55rem 0.75rem;
  color: var(--color-muted);
  font-size: 0.94rem;
  text-decoration: none;
  white-space: nowrap;
}

.nav a:hover,
.nav a[aria-current="page"],
.language-link:hover {
  color: var(--color-ink);
}

.language-link {
  border-left: 1px solid var(--color-line);
}

.section {
  padding: clamp(3.5rem, 8vw, 6.5rem) 0;
}

.section--soft {
  background: rgba(244, 244, 242, 0.88);
  border-block: 1px solid var(--color-line);
}

.hero {
  min-height: 70vh;
  display: grid;
  align-items: center;
  background:
    linear-gradient(110deg, rgba(255, 242, 199, 0.78), rgba(255, 255, 255, 0) 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(244, 244, 242, 0.76));
  border-bottom: 1px solid var(--color-line);
}

.hero__content {
  max-width: 940px;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--color-yellow-dark);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1,
h2 {
  font-family: var(--font-heading);
  margin: 0;
  line-height: 1.08;
}

h3 {
  font-family: var(--font-heading);
}

h1 {
  max-width: 920px;
  font-size: clamp(1.96rem, 4.96vw, 4.16rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(1.65rem, 4vw, 3rem);
  font-weight: 650;
}

.hero__lead,
.lead {
  max-width: 720px;
  color: var(--color-muted);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-ink);
  border-radius: 2px;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
}

.button--primary {
  background: var(--color-ink);
  color: var(--color-white);
}

.button--secondary {
  background: var(--color-yellow-soft);
}

.intro-grid,
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.text-stack p {
  margin-top: 0;
  color: var(--color-muted);
  font-size: 1.1rem;
}

.contact-note {
  max-width: 620px;
  color: var(--color-muted);
}

.contact-note a {
  color: var(--color-ink);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

.competence-list {
  display: grid;
  gap: 0.65rem;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
}

.competence-list li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--color-ink);
}

.competence-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 0.5rem;
  height: 0.5rem;
  background: var(--color-yellow);
  border: 1px solid var(--color-yellow-dark);
  transform: translateY(-50%);
}

.section-heading {
  margin-bottom: 1.4rem;
}

.section-heading h1,
.section-heading h2 {
  max-width: 850px;
}

.showcase-list {
  display: grid;
  gap: 1.5rem;
}

.showcase-card {
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-top: 4px solid var(--color-yellow);
  border-radius: 2px;
  box-shadow: var(--shadow);
}

.showcase-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.showcase-card__header h2 {
  font-size: clamp(1.45rem, 3vw, 2.2rem);
}

.showcase-card__header p:not(.showcase-card__label) {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--color-muted);
}

.showcase-card__label {
  margin: 0 0 0.55rem;
  color: var(--color-yellow-dark);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

.showcase-card__header .button {
  flex: 0 0 auto;
}

.showcase-history {
  max-width: 720px;
  margin-top: 1.25rem;
  border-top: 1px solid var(--color-line);
}

.showcase-history summary {
  padding: 0.85rem 0;
  color: var(--color-ink);
  font-weight: 750;
  cursor: pointer;
}

.showcase-history summary:hover {
  color: var(--color-yellow-dark);
}

.showcase-history__entry {
  padding: 0.25rem 0 0.25rem 1rem;
  border-left: 3px solid var(--color-yellow);
}

.showcase-history__entry h3 {
  margin: 0;
  font-size: 1.05rem;
}

.showcase-history__entry p {
  margin-top: 0.45rem;
}

.showcase-embed {
  padding: 0 clamp(0.75rem, 2vw, 1.25rem) clamp(0.75rem, 2vw, 1.25rem);
}

.showcase-embed iframe {
  display: block;
  width: 100%;
  height: min(75vh, 760px);
  min-height: 540px;
  border: 1px solid var(--color-line);
  background: var(--color-soft);
}

.bird-map-showcase {
  padding: 0 clamp(0.75rem, 2vw, 1.25rem) clamp(1.25rem, 3vw, 2rem);
}

.bird-map-showcase > .bird-map-summary {
  margin-bottom: 1rem;
}

.bird-map-summary {
  display: grid;
  grid-template-columns: auto auto;
  gap: 0.1rem 0.65rem;
  min-width: 190px;
  padding: 1rem 1.2rem;
  background: var(--color-yellow-soft);
  border: 1px solid var(--color-yellow-dark);
}

.bird-map-summary:empty {
  display: none;
}

.bird-map-summary strong {
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  line-height: 1.25;
  text-align: right;
}

.bird-map-summary span {
  color: var(--color-muted);
}

.bird-map {
  width: 100%;
  height: min(68vh, 680px);
  min-height: 480px;
  border: 1px solid var(--color-line);
  background: var(--color-soft);
  box-shadow: var(--shadow);
  z-index: 1;
}

.bird-map-status {
  margin: 0;
  padding: 0.75rem 1rem;
  color: var(--color-muted);
  font-size: 0.9rem;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-top: 0;
}

.bird-map-status--error {
  color: #8b1e1e;
  border-top: 1px solid var(--color-line);
}

.bird-city-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.bird-map-showcase .bird-city-list {
  width: 100%;
}

.bird-city-list-disclosure {
  max-width: none;
  margin-top: 1rem;
}

.bird-city-list-disclosure .bird-city-list {
  margin-top: 0.5rem;
}

.bird-city-card {
  padding: clamp(1.25rem, 3vw, 2rem);
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-top: 4px solid var(--color-yellow);
  box-shadow: var(--shadow);
}

.bird-city-card__heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.bird-city-card__heading h2,
.bird-popup h2 {
  font-size: 1.5rem;
}

.bird-city-card__heading span,
.bird-popup > p {
  color: var(--color-muted);
  font-weight: 700;
}

.bird-species-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.bird-species-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.1rem 1rem;
  padding: 0.7rem 0;
  border-top: 1px solid var(--color-line-soft);
}

.bird-species-list strong {
  line-height: 1.3;
}

.bird-species-list em {
  grid-column: 1;
  color: var(--color-muted);
  font-family: var(--font-heading);
  font-size: 0.9rem;
}

.bird-species-list time {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  color: var(--color-muted);
  font-size: 0.85rem;
  white-space: nowrap;
}

.bird-popup {
  max-height: 350px;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.bird-popup h2 {
  margin-bottom: 0.25rem;
}

.bird-popup > p {
  margin-top: 0;
}

.bird-popup .bird-species-list li {
  grid-template-columns: 1fr;
  gap: 0.1rem;
}

.bird-popup .bird-species-list time {
  grid-column: 1;
  grid-row: auto;
}

.leaflet-container {
  font-family: var(--font-body);
}

.leaflet-popup-content {
  margin: 1rem;
}

.event-portfolio__visual {
  display: grid;
  gap: 0;
}

.event-map {
  width: 100%;
  height: min(66vw, 650px);
  min-height: 500px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  background:
    linear-gradient(90deg, rgba(222, 222, 222, 0.28) 1px, transparent 1px) 0 0 / 88px 88px,
    linear-gradient(180deg, rgba(222, 222, 222, 0.2) 1px, transparent 1px) 0 0 / 88px 88px,
    var(--color-white);
  box-shadow: var(--shadow);
  z-index: 1;
}

.event-map .leaflet-control-zoom {
  border: 1px solid var(--color-line);
  border-radius: 2px;
  box-shadow: var(--shadow);
}

.event-map .leaflet-control-zoom a {
  color: var(--color-ink);
  background: var(--color-white);
}

.event-map .leaflet-control-zoom a:hover,
.event-map .leaflet-control-zoom a:focus {
  color: var(--color-yellow-dark);
  background: var(--color-yellow-soft);
}

.event-map-marker {
  border: 0;
  background: transparent;
}

.event-map-marker__pin {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 2px solid var(--color-ink);
  border-radius: 50%;
  background: var(--color-yellow);
  color: var(--color-ink);
  box-shadow: 0 2px 0 rgba(23, 23, 23, 0.18);
  font-size: 0.78rem;
  font-weight: 800;
  transition: transform 160ms ease, background-color 160ms ease;
}

.event-map-marker:hover .event-map-marker__pin,
.event-map-marker:focus .event-map-marker__pin {
  transform: scale(1.14);
  background: var(--color-yellow-soft);
}

.event-map-marker:focus {
  outline: 3px solid rgba(241, 212, 107, 0.72);
  outline-offset: 3px;
}

.event-map-popup .leaflet-popup-content-wrapper,
.event-map-popup .leaflet-popup-tip {
  border-radius: 2px;
  background: var(--color-white);
  color: var(--color-ink);
}

.event-map-popup .leaflet-popup-content-wrapper {
  border-top: 4px solid var(--color-yellow);
  box-shadow: 0 8px 28px rgba(23, 23, 23, 0.18);
}

.event-map-popup .leaflet-popup-content {
  width: min(380px, calc(100vw - 5rem)) !important;
  margin: 0;
}

.event-map-popup .leaflet-popup-close-button {
  top: 0.55rem;
  right: 0.55rem;
  width: 32px;
  height: 32px;
  color: var(--color-muted);
  font-size: 1.4rem;
}

.event-popup {
  max-height: min(470px, 62vh);
  overflow-y: auto;
}

.event-popup__header {
  position: sticky;
  top: 0;
  z-index: 1;
  padding: 1rem 3rem 0.9rem 1rem;
  border-bottom: 1px solid var(--color-line);
  background: var(--color-white);
}

.event-popup__header p {
  margin: 0;
  color: var(--color-yellow-dark);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.event-popup__header h2 {
  margin-top: 0.2rem;
  font-size: 1.45rem;
}

.event-popup__header span {
  color: var(--color-muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.event-popup__articles {
  margin: 0;
  padding: 0 1rem 0.35rem;
  list-style: none;
}

.event-popup__article {
  display: grid;
  gap: 0.18rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--color-line-soft);
}

.event-popup__article:last-child {
  border-bottom: 0;
}

.event-popup__article time {
  color: var(--color-muted);
  font-size: 0.76rem;
  font-weight: 700;
}

.event-popup__article a {
  font-family: var(--font-heading);
  font-size: 0.96rem;
  font-weight: 650;
  line-height: 1.3;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

.event-popup__article a:hover,
.event-popup__article a:focus {
  color: var(--color-yellow-dark);
}

.event-map-status {
  margin: 0;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-line);
  border-top: 0;
  background: var(--color-white);
  color: var(--color-muted);
  font-size: 0.88rem;
}

.event-map-status--error {
  color: #8b1e1e;
  border-top: 1px solid var(--color-line);
}

.event-location-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 1rem;
  background: var(--color-line);
  border: 1px solid var(--color-line);
}

.event-location-list button {
  display: grid;
  gap: 0.12rem;
  min-height: 68px;
  padding: 0.75rem;
  border: 0;
  background: var(--color-white);
  color: var(--color-ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.event-location-list button:last-child {
  grid-column: span 2;
}

.event-location-list button:hover,
.event-location-list button:focus-visible,
.event-location-list button.is-active {
  background: var(--color-yellow-soft);
}

.event-location-list button:focus-visible {
  outline: 3px solid rgba(241, 212, 107, 0.72);
  outline-offset: -3px;
}

.event-location-list button span {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

.event-location-list button small {
  color: var(--color-muted);
  font-size: 0.75rem;
}

.event-map-source {
  margin: 0.35rem 0 0;
  color: var(--color-muted);
  font-size: 0.75rem;
  text-align: right;
}

.event-map-source a {
  text-underline-offset: 0.18em;
}

.topic-landscape {
  display: grid;
  gap: 1rem;
}

.topic-landscape [hidden] {
  display: none;
}

.topic-landscape__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 48px;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-line);
}

.topic-landscape__toolbar p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.topic-landscape__back {
  min-height: 40px;
  padding-block: 0.5rem;
  flex: 0 0 auto;
}

.topic-landscape__stage {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-line);
  background:
    radial-gradient(circle at center, rgba(255, 242, 199, 0.42), transparent 34%),
    var(--color-white);
  box-shadow: var(--shadow);
}

.topic-landscape__stage svg {
  display: block;
  width: 100%;
  height: auto;
  transform-origin: left center;
  transition: transform 280ms ease;
}

.topic-landscape__stage--detail-open svg {
  transform: translateX(-4%) scale(0.76);
}

.topic-landscape__links line {
  stroke: var(--color-line);
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}

.topic-center-node circle {
  fill: var(--color-ink);
  stroke: var(--color-ink);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}

.topic-center-node__name,
.topic-center-node__label,
.topic-node__label,
.topic-node__count,
.article-node text {
  pointer-events: none;
  user-select: none;
}

.topic-center-node__name {
  fill: var(--color-white);
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
}

.topic-center-node__label {
  fill: var(--color-line);
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
}

.topic-node,
.article-node {
  cursor: pointer;
  outline: none;
}

.topic-node circle {
  fill: var(--color-yellow-soft);
  stroke: var(--color-ink);
  stroke-width: 1.6;
  vector-effect: non-scaling-stroke;
  transition: fill 180ms ease, stroke-width 180ms ease, transform 180ms ease;
}

.topic-node:hover circle,
.topic-node:focus circle {
  fill: var(--color-yellow);
  stroke-width: 3;
  transform: scale(1.035);
}

.topic-node--selected circle {
  fill: var(--color-yellow);
  stroke-width: 2.5;
}

.topic-node__label {
  fill: var(--color-ink);
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
}

.topic-node__count {
  fill: var(--color-muted);
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 700;
}

.topic-landscape__orbits circle {
  fill: none;
  stroke: var(--color-line);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.article-node circle {
  fill: var(--color-white);
  stroke: var(--color-ink);
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
  transition: fill 160ms ease, stroke-width 160ms ease, transform 160ms ease;
}

.article-node text {
  fill: var(--color-ink);
  font-family: var(--font-body);
  font-size: 8px;
  font-weight: 800;
}

.article-node:hover circle,
.article-node:focus circle {
  fill: var(--color-yellow);
  stroke-width: 3;
  transform: scale(1.24);
}

.article-node--selected circle {
  fill: var(--color-yellow);
  stroke-width: 3;
  transform: scale(1.24);
}

.topic-landscape__nodes > *,
.article-nodes > *,
.topic-center-node,
.topic-node--selected {
  animation: topic-node-enter 240ms ease-out both;
  transform-box: fill-box;
  transform-origin: center;
}

.article-nodes > *:nth-child(3n + 2) {
  animation-delay: 35ms;
}

.article-nodes > *:nth-child(3n) {
  animation-delay: 70ms;
}

@keyframes topic-node-enter {
  from {
    opacity: 0;
    scale: 0.88;
  }

  to {
    opacity: 1;
    scale: 1;
  }
}

.topic-detail {
  position: absolute;
  z-index: 2;
  top: clamp(1rem, 3vw, 2rem);
  right: clamp(1rem, 3vw, 2rem);
  display: grid;
  gap: 0.45rem;
  width: min(36%, 380px);
  max-height: calc(100% - clamp(2rem, 6vw, 4rem));
  overflow-y: auto;
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-yellow);
  background: var(--color-white);
  box-shadow: var(--shadow);
}

.topic-detail__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.topic-detail__close {
  flex: 0 0 auto;
  padding: 0;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: transparent;
  color: var(--color-muted);
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
}

.topic-detail__close:hover,
.topic-detail__close:focus-visible {
  color: var(--color-ink);
}

.topic-detail__eyebrow {
  margin: 0;
  color: var(--color-yellow-dark);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.topic-detail h3 {
  margin: 0;
  font-size: clamp(1.08rem, 2vw, 1.4rem);
  line-height: 1.2;
}

.topic-detail__summary {
  margin: 0;
  color: var(--color-muted);
}

.topic-detail__meta {
  display: grid;
  justify-items: start;
  gap: 1rem;
  margin-top: 0.45rem;
}

.topic-detail__event {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.topic-detail__event svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: var(--color-yellow-dark);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.topic-detail__link {
  min-height: 40px;
  padding-block: 0.5rem;
  flex: 0 0 auto;
}

.topic-landscape__fallback {
  margin: 0;
  padding: 1rem;
  border: 1px solid var(--color-line);
  background: var(--color-white);
  color: #8b1e1e;
}

@media (prefers-reduced-motion: reduce) {
  .topic-landscape__nodes > *,
  .article-nodes > *,
  .topic-center-node,
  .topic-node--selected {
    animation: none;
  }

  .topic-node circle,
  .article-node circle,
  .topic-landscape__stage svg {
    transition: none;
  }
}

@media (max-width: 760px) {
  .topic-landscape__stage--detail-open svg {
    transform: none;
  }

  .topic-detail {
    position: relative;
    inset: auto;
    width: auto;
    max-height: none;
    border-right: 0;
    border-bottom: 0;
    border-left-width: 4px;
    box-shadow: none;
  }
}

.portfolio-news {
  padding: 0 clamp(0.75rem, 2vw, 1.25rem) clamp(1.25rem, 3vw, 2rem);
}

.portfolio-news__controls {
  display: grid;
  grid-template-columns: minmax(260px, 1.5fr) minmax(190px, 0.7fr) auto auto;
  gap: 0.85rem;
  align-items: end;
  padding: 1rem;
  background: var(--color-soft);
  border: 1px solid var(--color-line);
}

.portfolio-news__field {
  display: grid;
  gap: 0.35rem;
  color: var(--color-muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.portfolio-news__field input,
.portfolio-news__field select {
  width: 100%;
  min-height: 46px;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  background: var(--color-white);
  color: var(--color-ink);
  font: inherit;
  font-weight: 500;
}

.portfolio-news__toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 46px;
  color: var(--color-muted);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
}

.portfolio-news__toggle input {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--color-yellow-dark);
}

.portfolio-news__refresh:disabled {
  cursor: wait;
  opacity: 0.55;
}

.portfolio-news__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.portfolio-news__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  color: var(--color-muted);
  font-size: 0.82rem;
}

.portfolio-news__legend > span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.portfolio-news__legend-mark {
  width: 0.85rem;
  height: 0.85rem;
  border: 2px solid;
  border-radius: 2px;
}

.portfolio-news__status {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.82rem;
  text-align: right;
}

.portfolio-news__table {
  border: 1px solid var(--color-line);
  background: var(--color-white);
}

.portfolio-news__table-head,
.portfolio-news__company-summary,
.portfolio-news__expanded {
  display: grid;
  grid-template-columns: minmax(150px, 0.7fr) repeat(3, minmax(190px, 1fr));
  gap: 0.75rem;
}

.portfolio-news__table-head {
  padding: 0.7rem 1rem;
  background: var(--color-ink);
  color: var(--color-white);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.portfolio-news__company {
  border-bottom: 1px solid var(--color-line);
}

.portfolio-news__company:last-child {
  border-bottom: 0;
}

.portfolio-news__company-summary {
  position: relative;
  align-items: stretch;
  padding: 0.75rem 2.6rem 0.75rem 1rem;
  cursor: pointer;
  list-style: none;
}

.portfolio-news__company-summary::-webkit-details-marker {
  display: none;
}

.portfolio-news__company-summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 1rem;
  width: 1.35rem;
  height: 1.35rem;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  border: 1px solid var(--color-line);
  background: var(--color-soft);
  font-weight: 800;
  line-height: 1;
}

.portfolio-news__company[open] > .portfolio-news__company-summary::after {
  content: "–";
}

.portfolio-news__company-summary:hover {
  background: rgba(255, 242, 199, 0.22);
}

.portfolio-news__company-name {
  align-self: center;
  padding-right: 0.5rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.2;
}

.portfolio-news__cell,
.portfolio-news__detail {
  border: 2px solid var(--color-line);
  border-radius: 2px;
}

.portfolio-news__cell {
  min-height: 54px;
  padding: 0.5rem 0.55rem;
  background: var(--color-white);
}

.portfolio-news__detail time {
  color: var(--color-muted);
  font-size: 0.76rem;
  font-weight: 700;
}

.portfolio-news__cell strong {
  display: -webkit-box;
  overflow: hidden;
  font-size: 0.78rem;
  line-height: 1.35;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.portfolio-news__cell time {
  color: var(--color-muted);
  font: inherit;
}

.portfolio-news__cell.is-today,
.portfolio-news__detail.is-today,
.portfolio-news__legend-mark.is-today {
  border-color: #4b9b61;
}

.portfolio-news__cell.is-recent,
.portfolio-news__detail.is-recent,
.portfolio-news__legend-mark.is-recent {
  border-color: #5f8fc4;
}

.portfolio-news__cell.is-older,
.portfolio-news__detail.is-older,
.portfolio-news__legend-mark.is-older {
  border-color: #8d6bb3;
}

.portfolio-news__cell.is-placeholder,
.portfolio-news__detail.is-placeholder {
  border-color: var(--color-line-soft);
  background: var(--color-soft);
  color: #8a8a8a;
  font-size: 0.82rem;
  font-style: italic;
}

.portfolio-news__expanded {
  padding: 0 2.6rem 1rem 1rem;
}

.portfolio-news__expanded-label {
  padding-top: 0.8rem;
  color: var(--color-yellow-dark);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
}

.portfolio-news__detail {
  padding: 0.85rem;
  background: var(--color-paper);
}

.portfolio-news__detail h3 {
  margin: 0.25rem 0 0.55rem;
  font-size: 0.96rem;
  line-height: 1.3;
}

.portfolio-news__detail p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.88rem;
}

.portfolio-news__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 0.75rem;
  font-size: 0.82rem;
  font-weight: 700;
}

.portfolio-news__links a {
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

.portfolio-news__empty {
  margin: 0;
  padding: 1.5rem;
  border: 1px solid var(--color-line);
  border-top: 0;
  color: var(--color-muted);
  text-align: center;
}

.portfolio-news__field input:focus,
.portfolio-news__field select:focus,
.portfolio-news__company-summary:focus-visible {
  outline: 3px solid rgba(241, 212, 107, 0.72);
  outline-offset: 2px;
}

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

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

.post-card,
.research-card,
.timeline__item,
.contact-form,
.placeholder-block {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: 2px;
  box-shadow: var(--shadow);
}

.post-card {
  padding: 1.25rem;
  border-top: 4px solid var(--color-yellow);
}

.post-card__image {
  display: block;
  margin: -1.25rem -1.25rem 1rem;
  border-bottom: 1px solid var(--color-line-soft);
}

.post-card__image img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.post-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.post-card__tags {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.tag,
.tag-button {
  border: 1px solid var(--color-line);
  background: var(--color-white);
  border-radius: 999px;
  padding: 0.18rem 0.5rem;
  color: var(--color-ink);
  font-size: 0.78rem;
  font-weight: 700;
}

.post-card h2 {
  margin-top: 0.9rem;
  font-size: 1.35rem;
}

.post-card h2 a {
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

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

.tag-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.tag-button {
  min-height: 36px;
  cursor: pointer;
}

.tag-button.is-active {
  background: var(--color-yellow-soft);
  border-color: var(--color-yellow-dark);
}

.content-page {
  max-width: 980px;
}

.placeholder-block {
  margin-top: 2rem;
  min-height: 220px;
  display: grid;
  place-items: center;
  padding: 2rem;
  color: var(--color-muted);
  text-align: center;
}

.thesis-meta {
  display: grid;
  gap: 0.8rem;
  margin-top: 2rem;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  background: var(--color-soft);
  border: 1px solid var(--color-line);
}

.thesis-meta p {
  margin: 0;
  color: var(--color-muted);
}

.thesis-meta strong {
  color: var(--color-ink);
}

.thesis-meta a {
  color: var(--color-ink);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

.thesis-meta__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, max-content)) minmax(0, 1fr);
  gap: 0.9rem 1.2rem;
  align-items: end;
  margin-top: 0.4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-line);
}

.thesis-meta__stats div {
  display: grid;
  gap: 0.15rem;
}

.thesis-meta__number {
  color: var(--color-ink);
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  font-weight: 800;
  line-height: 1;
}

.thesis-meta__label {
  color: var(--color-muted);
  font-size: 0.82rem;
  line-height: 1.2;
}

.thesis-meta__stats p {
  align-self: center;
  font-size: 0.82rem;
}

.timeline,
.research-grid {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.experience-sections {
  display: grid;
  gap: clamp(2.5rem, 6vw, 4.5rem);
  margin-top: 3rem;
}

.experience-section {
  display: grid;
  grid-template-columns: minmax(360px, 0.34fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-line);
}

.experience-section__heading {
  align-self: start;
}

.experience-section__heading h2 {
  overflow-wrap: normal;
  word-break: normal;
  hyphens: none;
}

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

.timeline__item,
.research-card {
  padding: 1.25rem;
}

.timeline__item h3,
.credential-card h3 {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.2;
}

.timeline__item p:last-child,
.credential-card p:last-child {
  margin-bottom: 0;
  color: var(--color-muted);
}

.research-list {
  display: grid;
  gap: 0.75rem;
  margin: 1rem 0 0;
  padding-left: 1.2rem;
  color: var(--color-muted);
}

.research-list li::marker {
  color: var(--color-yellow-dark);
  font-weight: 800;
}

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

.credential-card {
  padding: 1.25rem;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-top: 4px solid var(--color-yellow);
  border-radius: 2px;
}

.research-card {
  border-top: 4px solid var(--color-yellow);
}

.insights-section {
  margin-top: 3rem;
}

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

.insight-card {
  padding: 1.1rem;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-yellow);
  border-radius: 2px;
}

.insight-card h3 {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.2;
}

.insight-card p:last-child {
  margin-bottom: 0;
  color: var(--color-muted);
}

.research-feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  margin-top: 3rem;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  background: var(--color-white);
  border: 1px solid var(--color-line);
}

.research-figure {
  margin: 0;
}

.research-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--color-line-soft);
  background: var(--color-white);
}

.research-figure figcaption {
  margin-top: 0.55rem;
  color: var(--color-muted);
  font-size: 0.86rem;
}

.visual-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.visual-strip--insights {
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin-top: 0;
}

.visual-strip--insights > .visual-card {
  grid-column: span 2;
}

.insight-row-heading {
  grid-column: 1 / -1;
  margin-top: 1.1rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--color-line);
}

.insight-row-heading h3 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(1.35rem, 2vw, 2rem);
  line-height: 1.1;
}

.visual-card {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: 2px;
  overflow: hidden;
}

.visual-card--wide {
  grid-column: 1 / -1;
}

.visual-strip--insights > .visual-card--wide {
  grid-column: 1 / -1;
  width: 100%;
}

.visual-strip--insights > .visual-card--half {
  grid-column: span 3;
}

.visual-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: var(--color-white);
  cursor: zoom-in;
}

.visual-card--portrait img {
  aspect-ratio: 3 / 4;
}

.visual-card--wide img {
  aspect-ratio: 21 / 9;
}

.visual-card--wide.visual-card--natural-media img {
  aspect-ratio: auto;
  height: auto;
}

.visual-card--wide.visual-card--portrait img {
  aspect-ratio: auto;
  height: auto;
}

.visual-strip--insights > .visual-card--image-expanded {
  grid-column: 1 / -1;
}

.visual-card--image-expanded img.is-expanded-image {
  aspect-ratio: auto;
  height: auto;
  cursor: zoom-out;
}

.visual-card__media-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--color-line-soft);
}

.visual-card__media-grid img {
  aspect-ratio: 4 / 3;
  border: 0;
}

.visual-card__media-grid.is-image-expanded {
  grid-template-columns: 1fr;
}

.visual-card__media-grid.is-image-expanded img:not(.is-expanded-image) {
  display: none;
}

.visual-placeholder {
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 4 / 3;
  background:
    linear-gradient(90deg, rgba(222, 222, 222, 0.7) 1px, transparent 1px) 0 0 / 42px 42px,
    linear-gradient(180deg, rgba(222, 222, 222, 0.55) 1px, transparent 1px) 0 0 / 42px 42px,
    var(--color-soft);
  color: var(--color-yellow-dark);
  font-size: 2rem;
  font-weight: 800;
}

.visual-card__body {
  border-top: 1px solid var(--color-line-soft);
  padding: 0.9rem;
}

.visual-card__body h2 {
  font-size: 1.05rem;
}

.visual-card__body p {
  margin-bottom: 0;
  color: var(--color-muted);
  font-size: 0.94rem;
}

.visual-card__body p + p,
.visual-card__body p + .visual-card__list {
  margin-top: 0.75rem;
}

.kolloquium-card .visual-card__body {
  padding: clamp(1.1rem, 2.8vw, 1.75rem);
}

.kolloquium-card .visual-card__body > h2 {
  font-size: clamp(1.45rem, 3vw, 2.2rem);
}

.kolloquium-flow {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
  margin-top: 1.4rem;
}

.kolloquium-stage,
.kolloquium-conclusion {
  display: grid;
  gap: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-line-soft);
}

.kolloquium-stage__copy {
  max-width: 760px;
}

.kolloquium-stage h3,
.kolloquium-conclusion h3 {
  margin: 0;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.15;
}

.youtube-frame {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--color-line-soft);
  background: var(--color-ink);
}

.youtube-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.pendulum-demo {
  display: grid;
  gap: 1rem;
}

.pendulum-demo figure {
  margin: 0;
}

.pendulum-demo video {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--color-line-soft);
  background: var(--color-ink);
}

.pendulum-demo figcaption {
  margin-top: 0.5rem;
  color: var(--color-muted);
  font-size: 0.86rem;
}

.pendulum-demo__wide {
  display: grid;
  grid-template-columns: minmax(0, 0.5fr) minmax(260px, 0.5fr);
  gap: 1rem;
  align-items: start;
  width: 100%;
  margin-inline: auto;
}

.pendulum-prompt {
  padding: 1rem;
  border: 1px solid var(--color-line-soft);
  background: var(--color-soft);
}

.pendulum-prompt p:last-child {
  margin-bottom: 0;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.pendulum-demo__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.visual-card__list {
  display: grid;
  gap: 0.35rem;
  margin: 0;
  padding-left: 1.2rem;
  color: var(--color-muted);
  font-size: 0.94rem;
}

.visual-card__list li::marker {
  color: var(--color-yellow-dark);
}

.timeline__date {
  margin: 0 0 0.4rem;
  color: var(--color-yellow-dark);
  font-weight: 800;
}

.timeline h2,
.research-card h2 {
  font-size: 1.35rem;
}

.contact-form {
  display: grid;
  gap: 1rem;
  padding: 1.25rem;
}

.contact-form label {
  display: grid;
  gap: 0.4rem;
  color: var(--color-muted);
  font-weight: 750;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  padding: 0.8rem;
  color: var(--color-ink);
  font: inherit;
}

.contact-form input[type="checkbox"] {
  width: 1.05rem;
  height: 1.05rem;
  margin: 0.18rem 0 0;
  accent-color: var(--color-yellow-dark);
}

.consent-field {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 0.7rem;
  color: var(--color-muted);
  font-size: 0.94rem;
  font-weight: 500;
}

.consent-field a {
  color: var(--color-ink);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

.contact-status {
  display: grid;
  gap: 0.75rem;
  padding-top: 0.25rem;
}

.contact-status p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.94rem;
}

.contact-form input:focus,
.contact-form textarea:focus,
.tag-button:focus-visible,
.button:focus-visible,
.nav a:focus-visible,
.brand:focus-visible {
  outline: 3px solid rgba(243, 198, 35, 0.7);
  outline-offset: 3px;
}

.site-footer {
  border-top: 1px solid var(--color-line);
  background: var(--color-ink);
  color: var(--color-white);
}

.site-footer__inner {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-footer a {
  color: var(--color-white);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.legal-page {
  max-width: 820px;
}

.legal-section {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-line);
}

.legal-section h2 {
  font-size: clamp(1.25rem, 3vw, 1.8rem);
}

.legal-section p {
  color: var(--color-muted);
}

.legal-section a {
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

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

.article-wrap {
  max-width: 880px;
}

.back-link {
  display: inline-flex;
  margin-bottom: 1.5rem;
  color: var(--color-muted);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

.article-meta {
  color: var(--color-muted);
  font-weight: 700;
}

.article-hero {
  margin: 2rem 0;
}

.article-hero img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--color-line);
}

.article-hero figcaption {
  margin-top: 0.55rem;
  color: var(--color-muted);
  font-size: 0.86rem;
}

.article-content {
  max-width: 760px;
}

.article-content h2 {
  margin-top: 2.5rem;
  font-size: clamp(1.45rem, 3vw, 2.2rem);
}

.article-content p,
.article-content li {
  color: var(--color-muted);
  font-size: 1.06rem;
}

.article-content a {
  color: var(--color-ink);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

.article-content ul,
.article-content ol {
  display: grid;
  gap: 0.55rem;
  padding-left: 1.3rem;
}

.article-content li::marker {
  color: var(--color-yellow-dark);
  font-weight: 800;
}

@media (max-width: 1320px) {
  .experience-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 920px) {
  .site-header__inner {
    align-items: flex-start;
    flex-wrap: wrap;
    padding: 0.8rem 0;
  }

  .nav {
    order: 3;
    width: 100%;
    margin-left: 0;
  }

  .language-link {
    margin-left: auto;
  }

  .intro-grid,
  .contact-layout,
  .experience-section,
  .credential-grid,
  .post-list--featured,
  .research-grid,
  .insight-grid,
  .research-feature,
  .visual-card__media-grid,
  .pendulum-demo__grid,
  .visual-strip {
    grid-template-columns: 1fr;
  }

  .bird-city-list {
    grid-template-columns: 1fr;
  }

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

  .bird-map-summary {
    justify-self: start;
  }

  .pendulum-demo__wide {
    grid-template-columns: 1fr;
  }

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

  .thesis-meta__stats p {
    grid-column: 1 / -1;
  }

  .visual-strip--insights > .visual-card,
  .visual-strip--insights > .visual-card--half,
  .visual-strip--insights > .visual-card--wide,
  .insight-row-heading {
    grid-column: 1 / -1;
  }

  .hero {
    min-height: auto;
  }

  .showcase-card__header {
    flex-direction: column;
  }

  .showcase-card__header .button {
    width: 100%;
  }

  .portfolio-news__controls {
    grid-template-columns: 1fr 1fr;
  }

  .portfolio-news__toggle,
  .portfolio-news__refresh {
    width: 100%;
  }

  .portfolio-news__table-head {
    display: none;
  }

  .portfolio-news__company-summary,
  .portfolio-news__expanded {
    grid-template-columns: 1fr;
  }

  .portfolio-news__company-summary {
    gap: 0.55rem;
    padding: 1rem 3rem 1rem 1rem;
  }

  .portfolio-news__company-name {
    margin-bottom: 0.25rem;
  }

  .portfolio-news__expanded {
    gap: 0.55rem;
    padding: 0 3rem 1rem 1rem;
  }

  .portfolio-news__expanded-label {
    padding-top: 0.25rem;
  }
}

.ki-space {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.ki-space [hidden] { display: none; }

.ki-space__search {
  display: grid;
  gap: 0.55rem;
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid var(--color-line);
  background: var(--color-soft);
}

.ki-space__search label { font-weight: 750; }
.ki-space__search-row { display: flex; gap: 0.75rem; }
.ki-space__search input {
  width: 100%;
  min-height: 48px;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  background: var(--color-white);
  color: var(--color-ink);
  font: inherit;
}

.ki-space__topics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.ki-space__topics.is-condensed {
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.55rem;
}

.ki-space__topics.is-condensed .ki-topic[aria-pressed="true"] { display: none; }

.ki-topic {
  display: grid;
  place-items: center;
  align-content: center;
  min-height: 132px;
  padding: 1rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: var(--color-white);
  color: var(--color-ink);
  font: inherit;
  font-weight: 750;
  line-height: 1.2;
  text-align: center;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.ki-space__topics.is-condensed .ki-topic {
  min-height: 68px;
  padding: 0.7rem;
  font-size: 0.78rem;
}

.ki-topic:hover, .ki-topic[aria-pressed="true"] {
  border-color: var(--color-yellow-dark);
  background: var(--color-yellow-soft);
  transform: translateY(-2px);
}

.ki-space__browser {
  scroll-margin-top: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-line);
}

.ki-space__selection-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.ki-space__selection-header .eyebrow { margin: 0; }

.ki-space__constellation {
  position: relative;
  min-height: 390px;
  margin-top: 1rem;
  overflow: hidden;
  border: 1px solid var(--color-line);
  background:
    radial-gradient(circle at center, rgba(255, 242, 199, 0.6), transparent 29%),
    var(--color-white);
}

.ki-space__constellation::before,
.ki-space__constellation::after {
  position: absolute;
  inset: 50% auto auto 50%;
  width: 62%;
  height: 1px;
  background: var(--color-line-soft);
  content: "";
  transform: translate(-50%, -50%);
}

.ki-space__constellation::after {
  width: 1px;
  height: 66%;
}

.ki-space__selected-topic {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  gap: 0.7rem;
  width: min(300px, 34%);
  min-height: 132px;
  padding: 1.2rem;
  border: 2px solid var(--color-ink);
  border-radius: 999px;
  background: var(--color-yellow-soft);
  color: var(--color-ink);
  text-align: center;
  transform: translate(-50%, -50%);
}

.ki-space__selected-topic h2 {
  margin: 0;
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  line-height: 1.15;
}

.ki-space__all {
  min-height: 36px;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: var(--color-white);
  color: var(--color-muted);
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
}

.ki-space__all[aria-pressed="true"] { border-color: var(--color-ink); color: var(--color-ink); font-weight: 700; }

.ki-space__filters {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
}

.ki-detail__related {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.25rem;
}

.ki-filter, .ki-related {
  min-height: 40px;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: var(--color-white);
  color: var(--color-ink);
  font: inherit;
  font-size: 0.9rem;
}

.ki-filter {
  position: absolute;
  width: min(190px, 23%);
  min-height: 58px;
  line-height: 1.15;
  text-align: center;
  transform: translate(-50%, -50%);
  pointer-events: auto;
}

.ki-space__browser.is-searching {
  padding-top: 0;
  border-top: 0;
}

.ki-space__browser.is-searching .ki-space__selection-header,
.ki-space__browser.is-searching .ki-space__constellation {
  display: none;
}

.ki-space__browser.is-searching .ki-space__result-status {
  margin-top: 0;
  padding-top: 1rem;
  border-top: 1px solid var(--color-line);
}

button.ki-filter, button.ki-related { cursor: pointer; }
.ki-filter.is-active, button.ki-related:hover {
  border-color: var(--color-ink);
  background: var(--color-ink);
  color: var(--color-white);
}

.ki-space__result-status { margin: 1rem 0 0.65rem; color: var(--color-muted); }
.ki-space__content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.72fr);
  gap: 1.25rem;
  align-items: start;
}

.ki-space__entities {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
}

.ki-entity {
  min-height: 92px;
  padding: 0.9rem;
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-yellow);
  background: var(--color-white);
  color: var(--color-ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.ki-entity strong, .ki-entity span { display: block; }
.ki-entity span { margin-top: 0.35rem; color: var(--color-muted); font-size: 0.8rem; }
.ki-entity:hover, .ki-entity.is-active { border-color: var(--color-yellow-dark); background: var(--color-yellow-soft); }

.ki-detail {
  position: sticky;
  top: 1rem;
  padding: clamp(1.1rem, 3vw, 1.6rem);
  border: 1px solid var(--color-line);
  border-top: 4px solid var(--color-yellow);
  background: var(--color-white);
  box-shadow: var(--shadow);
}

.ki-detail__close { float: right; border: 0; background: transparent; color: var(--color-muted); font: inherit; text-decoration: underline; cursor: pointer; }
.ki-detail h2 { padding-right: 4rem; font-size: clamp(1.55rem, 3vw, 2.1rem); }
.ki-detail__body h3 { margin: 1.25rem 0 0.25rem; font-family: var(--font-body); font-size: 0.86rem; text-transform: uppercase; letter-spacing: 0.04em; }
.ki-detail__body p { margin: 0; color: var(--color-muted); }
.ki-detail__source { overflow-wrap: anywhere; font-weight: 750; text-underline-offset: 0.2em; }
.ki-detail__updated { margin: 1.5rem 0 0; padding-top: 0.8rem; border-top: 1px solid var(--color-line); color: var(--color-muted); font-size: 0.82rem; }
.ki-space__message, .ki-space__empty { padding: 1rem; border: 1px solid var(--color-line); background: var(--color-white); }

@media (prefers-reduced-motion: reduce) {
  .ki-topic { transition: none; }
}

@media (max-width: 920px) {
  .ki-space__topics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ki-space__topics.is-condensed { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .ki-space__content { grid-template-columns: 1fr; }
  .ki-detail { position: static; }
}

@media (max-width: 620px) {
  .ki-space__search-row, .ki-space__selection-header { flex-direction: column; }
  .ki-space__search-row .button, .ki-space__selection-header .button { width: 100%; }
  .ki-space__topics { gap: 0.65rem; }
  .ki-topic { min-height: 112px; padding: 0.75rem; font-size: 0.9rem; }
  .ki-space__topics.is-condensed {
    display: flex;
    overflow-x: auto;
    padding-bottom: 0.4rem;
  }
  .ki-space__topics.is-condensed .ki-topic { flex: 0 0 155px; min-height: 58px; }
  .ki-space__constellation { min-height: auto; padding: 1rem; overflow: visible; }
  .ki-space__constellation::before, .ki-space__constellation::after { display: none; }
  .ki-space__selected-topic {
    position: static;
    width: 100%;
    min-height: 104px;
    transform: none;
  }
  .ki-space__entities { grid-template-columns: 1fr; }
  .ki-space__filters {
    position: static;
    display: flex;
    gap: 0.5rem;
    margin-top: 0.8rem;
    overflow-x: auto;
    padding-bottom: 0.35rem;
    pointer-events: auto;
  }
  .ki-filter {
    position: static;
    flex: 0 0 auto;
    width: auto;
    min-height: 44px;
    transform: none;
  }
}

@media (max-width: 560px) {
  .brand__text {
    max-width: 170px;
    white-space: normal;
    line-height: 1.15;
  }

  h1 {
    font-size: 1.88rem;
  }

  .showcase-embed iframe {
    height: 70vh;
    min-height: 480px;
  }

  .bird-map {
    height: 62vh;
    min-height: 420px;
  }

  .event-map {
    height: 460px;
    min-height: 460px;
  }

  .event-location-list {
    grid-template-columns: 1fr;
  }

  .event-location-list button {
    min-height: 58px;
  }

  .event-location-list button:last-child {
    grid-column: auto;
  }

  .event-map-popup .leaflet-popup-content {
    width: min(300px, calc(100vw - 4.25rem)) !important;
  }

  .event-popup {
    max-height: 54vh;
  }

  .topic-landscape__toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .topic-landscape__back {
    width: 100%;
  }

  .topic-detail__meta {
    align-items: flex-start;
    flex-direction: column;
  }

  .topic-detail__link {
    width: 100%;
  }

  .bird-species-list li {
    grid-template-columns: 1fr;
  }

  .bird-species-list time {
    grid-column: 1;
    grid-row: auto;
  }

  .portfolio-news__controls {
    grid-template-columns: 1fr;
  }

  .portfolio-news__meta {
    align-items: flex-start;
    flex-direction: column;
  }

  .portfolio-news__status {
    text-align: left;
  }

  .site-footer__inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 1.25rem 0;
  }
}