html,
body {
  margin: 0;
}

body {
  font-family: 'Noto Sans', sans-serif;
}

html {
  scroll-padding-top: 72px;
}

section[id] {
  scroll-margin-top: 72px;
}


.footer .icon-link {
    font-size: 25px;
    color: #000;
}

.link-block a {
    margin-top: 5px;
    margin-bottom: 5px;
}

.dnerf {
  font-variant: small-caps;
}


.teaser .hero-body {
  padding-top: 0;
  padding-bottom: 3rem;
}

.teaser {
  font-family: 'Google Sans', sans-serif;
}


.publication-title {
}

.publication-banner {
  max-height: parent;

}

.publication-banner video {
  position: relative;
  left: auto;
  top: auto;
  transform: none;
  object-fit: fit;
}

.publication-header .hero-body {
}

.publication-title {
    font-family: 'Google Sans', sans-serif;
}

.publication-authors {
    font-family: 'Google Sans', sans-serif;
}

.hero .publication-authors {
  color: #fff;
}

.publication-venue {
    color: #555;
    width: fit-content;
    font-weight: bold;
}

.publication-awards {
    color: #ff3860;
    width: fit-content;
    font-weight: bolder;
}

.publication-authors {
}

.publication-authors a {
   color: inherit !important;
   text-decoration: none;
}

.hero .publication-authors a,
.hero .publication-authors a:visited,
.hero .publication-authors a:hover,
.hero .publication-authors a:active {
  color: #fff !important;
}

.publication-authors a:hover {
  text-decoration: underline;
}

.author-block {
  display: inline-block;
}

.publication-banner img {
}

.publication-authors {
  /*color: #4286f4;*/
}

.publication-video {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%;

    overflow: hidden;
    border-radius: 10px !important;
}

.publication-video iframe,
.publication-video video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-card {
  margin-top: 2rem;
  background: #fff;
  border-radius: 18px;
  padding: 1rem 1rem 1.25rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
}

.video-card-title {
  font-family: 'Google Sans', sans-serif;
  font-weight: 600;
  font-size: 1.25rem;
  text-align: center;
  color: #222;
  margin-bottom: 0.75rem;
}

.video-card video,
.video-card iframe {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  background: #000;
}

.real-world-section {
  background: #050505;
  color: #fff;
}

.real-world-section .title,
.real-world-section .subtitle,
.real-world-section p {
  color: #fff;
}

.real-world-subtitle {
  max-width: 760px;
  margin: 0 auto 1.75rem;
  font-size: 1rem;
  opacity: 0.85;
}

.real-world-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.real-world-label {
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  opacity: 0.9;
}

.real-world-buttons {
  display: inline-flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.real-world-button {
  background: transparent;
  color: #fff;
  border: 1px solid #2a2a2a;
  border-radius: 999px;
  padding: 0.35rem 1rem 0.4rem;
  font-size: 0.95rem;
  font-family: 'Google Sans', sans-serif;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.real-world-button:hover {
  background: #171717;
  border-color: #3a3a3a;
}

.real-world-button.is-active {
  background: #ffffff;
  color: #111;
  border-color: #ffffff;
}

.real-world-card {
  background: #0d0d0d;
  border: 1px solid #1f1f1f;
  border-radius: 20px;
  padding: 1.5rem 1.5rem 2rem;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
}

.real-world-card-title {
  font-family: 'Google Sans', sans-serif;
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  text-align: center;
  margin-bottom: 1rem;
}

.real-world-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.real-world-tile {
  display: grid;
  gap: 0.6rem;
  margin: 0;
}

.real-world-media {
  border-radius: 14px;
  overflow: hidden;
  background: #111;
  aspect-ratio: 4 / 3;
}

.real-world-media video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.real-world-caption {
  font-size: 0.95rem;
  text-align: center;
  color: #f5f5f5;
  padding: 0 0.25rem;
}

@media (max-width: 900px) {
  .real-world-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .real-world-grid {
    grid-template-columns: 1fr;
  }
}

.simulation-mosaic {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
}

.simulation-tile {
  display: grid;
  gap: 0.6rem;
}

.simulation-media {
  border-radius: 12px;
  overflow: hidden;
  background: #e9e9e9;
  aspect-ratio: 4 / 3;
}

.simulation-media video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.simulation-label {
  text-align: center;
  font-weight: 600;
  font-size: 1rem;
  color: #222;
  min-height: 2.6rem;
}

@media (max-width: 768px) {
  .simulation-mosaic {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .simulation-mosaic {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .real-world-card {
    padding: 1rem 1rem 1.5rem;
  }
}

.publication-body img {
}

.results-carousel {
  overflow: hidden;
}

.results-carousel .item {
  margin: 5px;
  overflow: hidden;
  border: 1px solid #bbb;
  border-radius: 10px;
  padding: 0;
  font-size: 0;
}

.results-carousel video {
  margin: 0;
}


.interpolation-panel {
  background: #f5f5f5;
  border-radius: 10px;
}

.interpolation-panel .interpolation-image {
  width: 100%;
  border-radius: 5px;
}

.interpolation-video-column {
}

.interpolation-panel .slider {
  margin: 0 !important;
}

.interpolation-panel .slider {
  margin: 0 !important;
}

#interpolation-image-wrapper {
  width: 100%;
}
#interpolation-image-wrapper img {
  border-radius: 5px;
}


.has-bg-img { 
  background: url('../images/contact_explorer_overview_update.png') center center;
   background-size:cover; }

.hero-banner {
  position: relative;
  overflow: hidden;
  background-color: #000;
}

.hero-banner .hero-video {
  position: absolute;
  display: block;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-banner .hero-video video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: none;
}

.overlay {
position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
background-color: rgba(0, 0, 0, 0.4); /* 40% opacity black */
z-index: 1; /* Make sure it's behind the text */
transition: opacity 1.0s;
}
  
.hero-body,
.hero-head,
.hero-foot {
  z-index: 2; /* Ensure text is above the overlay */
  transition: opacity 1.0s;
}

/* AHA-WAM project page */
.aha-hero {
  color: #fff;
  background: #05070a;
}

.aha-hero .hero-body {
  padding-top: 6rem;
  padding-bottom: 7rem;
}

.aha-hero-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(3, 6, 10, 0.55) 0%, rgba(3, 6, 10, 0.32) 38%, rgba(3, 6, 10, 0.84) 100%),
    radial-gradient(circle at 50% 45%, rgba(20, 82, 120, 0.22), transparent 52%);
}

.aha-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(246, 250, 255, 0.94);
  border-bottom: 1px solid rgba(119, 139, 165, 0.28);
  box-shadow: 0 10px 28px rgba(16, 24, 40, 0.12);
  backdrop-filter: blur(16px);
}

.aha-navbar .navbar-item,
.aha-navbar .navbar-item:visited,
.aha-brand {
  color: #132238;
}

.aha-navbar .navbar-item:hover {
  color: #0f6b57;
  background: rgba(29, 111, 184, 0.1);
}

.aha-brand {
  font-family: 'Google Sans', sans-serif;
  font-weight: 700;
  letter-spacing: 0;
}

.aha-brand,
.aha-navbar .navbar-item {
  font-weight: 700;
}

.aha-title {
  font-size: 8rem;
  line-height: 0.95;
  margin-bottom: 2.15rem;
  text-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
}

.aha-title-blue {
  color: #5b93d9;
}

.aha-title-green {
  color: #35b28f;
}

.aha-subtitle {
  color: #fff;
  font-size: 2.85rem;
  line-height: 1.18;
  max-width: 1360px;
  margin: 0 auto 2.25rem;
  text-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
}

.aha-authors,
.aha-affiliations {
  font-family: 'Google Sans', sans-serif;
  color: #fff;
  text-shadow: 0 3px 18px rgba(0, 0, 0, 0.55);
}

.aha-authors {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.15rem 0.75rem;
  max-width: 1080px;
  margin: 0 auto 1.45rem;
  font-size: 1.25rem;
}

.aha-hero-affiliations {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.25rem 1rem;
  max-width: 1080px;
  margin: 0 auto 1.05rem;
  color: #fff;
  font-family: 'Google Sans', sans-serif;
  font-size: 1.04rem;
  line-height: 1.45;
  text-shadow: 0 3px 18px rgba(0, 0, 0, 0.62);
}

.aha-hero-affiliations sup {
  margin-right: 0.12rem;
  font-weight: 700;
}

.aha-affiliations {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.2rem 1rem;
  margin-bottom: 0.75rem;
  font-size: 1.05rem;
}

.aha-affiliation-section {
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
  background: #fff;
}

.aha-logo-strip {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  max-width: 1120px;
  margin: 1rem auto 1.2rem;
}

.aha-logo-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 54px;
  padding: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.aha-logo-item sup {
  color: #1d2a3a;
  font-weight: 700;
}

.aha-logo-item img {
  display: block;
  width: auto;
  height: var(--logo-height, 34px);
  max-width: var(--logo-max-width, 150px);
  max-height: var(--logo-height, 34px);
  object-fit: contain;
  filter: drop-shadow(0 3px 12px rgba(0, 0, 0, 0.55));
}

.aha-logo-sjtu {
  --logo-height: 100px;
  --logo-max-width: 240px;
}

.aha-logo-shlab {
  --logo-height: 90px;
  --logo-max-width: 180px;
}

.aha-logo-baidu {
  --logo-height: 80px;
  --logo-max-width: 380px;
}

.aha-logo-hku {
  --logo-height: 90px;
  --logo-max-width: 380px;
}

.aha-links {
  display: flex;
  justify-content: center;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.aha-links .button {
  min-width: 112px;
}

.aha-soon {
  margin-left: 0.35rem;
  color: #d9f7ef;
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1;
}

.aha-band {
  background: #f7f9fb;
}

.aha-section-heading {
  max-width: 900px;
  margin: 0 auto 2rem;
  text-align: center;
}

.aha-section-heading p {
  font-size: 1.12rem;
  line-height: 1.7;
  color: #4a5568;
}

.aha-kicker {
  color: #1d6fb8 !important;
  font-family: 'Google Sans', sans-serif;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  font-size: 0.86rem !important;
  margin-bottom: 0.45rem;
}

.aha-figure {
  margin: 0 auto 2rem;
}

.aha-figure img {
  display: block;
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 18px 45px rgba(16, 24, 40, 0.12);
  background: #fff;
}

.aha-figure figcaption {
  margin-top: 0.75rem;
  text-align: center;
  color: #5f6b7a;
  font-size: 0.95rem;
}

.aha-video-frame {
  overflow: hidden;
  border-radius: 8px;
  background: #07111f;
  box-shadow: 0 18px 45px rgba(16, 24, 40, 0.16);
}

.aha-overview-video {
  margin-bottom: 1.7rem;
}

.aha-video-frame video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
}

.aha-video-section {
  margin-top: 2.4rem;
}

.aha-video-section > h3 {
  color: #14213d;
  font-family: 'Google Sans', sans-serif;
  font-size: 1.65rem;
  margin-bottom: 0.4rem;
}

.aha-video-note {
  max-width: 900px;
  color: #5b6778;
  line-height: 1.65;
  margin-bottom: 1rem;
}

.aha-real-panel {
  margin-top: 1.7rem;
  overflow: hidden;
  border: 1px solid #dfe8f3;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 45px rgba(16, 24, 40, 0.1);
}

.aha-real-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.4rem;
  padding: 1.25rem 1.35rem;
  border-bottom: 1px solid #e8eef6;
  background: #f8fbff;
}

.aha-real-head h3 {
  color: #14213d;
  font-family: 'Google Sans', sans-serif;
  font-size: 1.55rem;
  line-height: 1.18;
}

.aha-real-head p:not(.aha-kicker) {
  max-width: 520px;
  color: #536174;
  line-height: 1.55;
}

.aha-real-videos {
  display: grid;
  gap: 1.2rem;
  padding: 1.35rem;
}

.aha-scenario-tabs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
}

.aha-scenario-tab {
  display: grid;
  gap: 0.18rem;
  min-height: 4.2rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid #dbe5ef;
  border-radius: 8px;
  background: #fff;
  color: #25364a;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.aha-scenario-tab span {
  color: #607086;
  font-family: 'Google Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.aha-scenario-tab strong {
  color: #1c3048;
  font-family: 'Google Sans', sans-serif;
  font-size: 0.98rem;
  line-height: 1.2;
}

.aha-scenario-tab:hover,
.aha-scenario-tab.is-active {
  border-color: #1d6fb8;
  box-shadow: 0 10px 24px rgba(29, 111, 184, 0.13);
  transform: translateY(-1px);
}

.aha-scenario-tab.is-active {
  background: #f1f8ff;
}

.aha-scenario-tab.is-active span,
.aha-scenario-tab.is-active strong {
  color: #1d6fb8;
}

.aha-real-video-section {
  display: grid;
  gap: 1.1rem;
}

.aha-real-section-label {
  width: fit-content;
  color: #fff;
  background: #1d6fb8;
  border-radius: 999px;
  padding: 0.34rem 0.8rem;
  font-family: 'Google Sans', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.aha-real-scenario {
  border: 1px solid #e9eef5;
  border-radius: 8px;
  background: #fbfdff;
  padding: 1.15rem;
}

.aha-real-scenario h4 {
  color: #24364a;
  font-family: 'Google Sans', sans-serif;
  font-size: 1.05rem;
  margin-bottom: 0.8rem;
}

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

.aha-model-column {
  display: grid;
  align-content: start;
  gap: 0.85rem;
  border: 1px solid #e4ebf3;
  border-radius: 8px;
  background: #fff;
  padding: 0.95rem;
}

.aha-model-column.is-ours {
  border-color: #b8dfd4;
  background: #f3fffb;
}

.aha-model-name {
  color: #24364a;
  font-family: 'Google Sans', sans-serif;
  font-size: 0.98rem;
  font-weight: 700;
}

.aha-model-column.is-ours .aha-model-name {
  color: #0f766e;
}

.aha-model-clips {
  display: grid;
  gap: 0.85rem;
}

.aha-model-clips > .aha-video-card,
.aha-model-clips > .aha-video-placeholder {
  height: 100%;
}

.aha-video-placeholder {
  display: flex;
  min-height: 7rem;
  align-items: center;
  justify-content: center;
  border: 1px dashed #ccd8e5;
  border-radius: 8px;
  color: #7b8797;
  background: #f8fafc;
  font-family: 'Google Sans', sans-serif;
  font-size: 0.88rem;
  text-align: center;
}

.aha-video-grid {
  display: grid;
  gap: 1rem;
}

.aha-video-grid.is-compact,
.aha-video-grid.is-demo {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.aha-video-grid.is-runtime {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.aha-video-card {
  overflow: hidden;
  border: 1px solid #e4ebf3;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 24px rgba(16, 24, 40, 0.07);
}

.aha-video-card h5 {
  min-height: 3.2rem;
  display: flex;
  align-items: center;
  color: #24364a;
  font-family: 'Google Sans', sans-serif;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.25;
  padding: 0.72rem 0.78rem;
}

.aha-video-card.is-ours h5 {
  color: #0f766e;
}

.aha-video-card.is-ours {
  border-color: #b8dfd4;
  background: #f7fffc;
}

.aha-video-card.is-success h5 {
  color: #156b46;
}

.aha-video-card.is-failure h5 {
  color: #8a3a3a;
}

.aha-video-card.is-success {
  border-color: #cdebd8;
}

.aha-video-card.is-failure {
  border-color: #efd5d5;
}

.aha-video-card video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #07111f;
  object-fit: contain;
}

.aha-bibtex-section {
  padding-top: 3rem;
}

.aha-bibtex {
  overflow-x: auto;
  margin: 0;
  padding: 1.25rem;
  border: 1px solid #dfe8f3;
  border-radius: 8px;
  background: #fff;
  color: #24364a;
  box-shadow: 0 10px 28px rgba(16, 24, 40, 0.07);
  font-size: 0.92rem;
  line-height: 1.6;
  white-space: pre;
}

.aha-bibtex code {
  color: inherit;
  background: transparent;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

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

.aha-metric,
.aha-result-card,
.aha-step {
  background: #fff;
  border: 1px solid #e5eaf0;
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(16, 24, 40, 0.07);
}

.aha-metric {
  padding: 1.35rem;
}

.aha-metric span,
.aha-result-card h3,
.aha-step h3,
.aha-offset h3 {
  font-family: 'Google Sans', sans-serif;
}

.aha-metric span {
  display: block;
  color: #536174;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.aha-metric strong {
  display: block;
  color: #102a43;
  font-size: 2.35rem;
  line-height: 1;
  margin-bottom: 0.65rem;
}

.aha-metric.is-robotwin {
  border-top: 4px solid #2878c7;
}

.aha-metric.is-real {
  border-top: 4px solid #11a47d;
}

.aha-metric.is-frequency {
  border-top: 4px solid #d89000;
}

.aha-metric.is-robotwin strong {
  color: #1d6fb8;
}

.aha-metric.is-real strong {
  color: #0f8f74;
}

.aha-metric.is-frequency strong {
  color: #c57900;
}

.aha-metric p,
.aha-result-card p,
.aha-step p,
.aha-offset p {
  color: #536174;
  line-height: 1.65;
}

.aha-method-section h3 {
  color: #14213d;
  font-family: 'Google Sans', sans-serif;
  font-size: 1.28rem;
  line-height: 1.2;
  margin-bottom: 0.55rem;
}

.aha-method-section {
  margin-top: 1.2rem;
  padding: 1.2rem;
  border: 1px solid #dfe8f3;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(16, 24, 40, 0.07);
}

.aha-method-section .aha-kicker {
  color: #1d6fb8 !important;
  font-size: 0.95rem !important;
  font-weight: 800;
  text-transform: none;
}

.aha-method-overview {
  margin-bottom: 1.4rem;
}

.aha-method-section p:not(.aha-kicker) {
  color: #536174;
  line-height: 1.68;
}

.aha-method-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.aha-step {
  padding: 1.1rem;
}

.aha-step h3 {
  color: #14213d;
  font-size: 1.1rem;
  margin-bottom: 0.45rem;
}

.aha-method-figure {
  margin-bottom: 0;
}

.aha-offset {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: start;
}

.aha-offset img {
  width: 100%;
  border-radius: 8px;
  background: #fff;
}

.aha-result-card {
  padding: 1.25rem;
}

.aha-result-card h3 {
  color: #14213d;
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

.aha-result-card dl {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 1rem;
}

.aha-result-card dl div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #edf1f5;
}

.aha-result-card dt {
  color: #58677a;
}

.aha-result-card dd {
  color: #0f766e;
  font-family: 'Google Sans', sans-serif;
  font-size: 1.45rem;
  font-weight: 700;
}

.aha-exp-panel {
  background: #fff;
  border: 1px solid #e3eaf2;
  border-radius: 8px;
  box-shadow: 0 18px 45px rgba(16, 24, 40, 0.1);
  overflow: hidden;
}

.aha-exp-tabs,
.aha-task-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.aha-task-tabs {
  gap: 0.85rem;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

.aha-exp-tabs {
  padding: 1rem;
  border-bottom: 1px solid #e7edf4;
  background: #f8fafc;
}

.aha-exp-tab,
.aha-task-tab {
  border: 1px solid #d6e2ee;
  background: #fff;
  color: #27445f;
  border-radius: 999px;
  padding: 0.55rem 1rem;
  font-family: 'Google Sans', sans-serif;
  font-size: 0.95rem;
  cursor: pointer;
}

.aha-task-tab {
  position: relative;
  min-width: 170px;
  min-height: 3.1rem;
  border-color: #c8d9e8;
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff 0%, #f5faff 100%);
  color: #183653;
  font-size: 1rem;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(16, 24, 40, 0.08);
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease, background 0.18s ease;
}

.aha-exp-tab:hover,
.aha-task-tab:hover {
  border-color: #8bb8e8;
}

.aha-task-tab:hover {
  box-shadow: 0 14px 30px rgba(29, 111, 184, 0.14);
  transform: translateY(-1px);
}

.aha-exp-tab.is-active,
.aha-task-tab.is-active {
  color: #fff;
  background: #1d6fb8;
  border-color: #1d6fb8;
}

.aha-task-tab.is-active {
  background: linear-gradient(135deg, #1d6fb8 0%, #0f8f74 100%);
  border-color: transparent;
  box-shadow: 0 16px 34px rgba(29, 111, 184, 0.24);
}

.aha-exp-content {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  gap: 1.5rem;
  padding: 1.4rem;
  align-items: start;
}

.aha-exp-copy h3 {
  color: #14213d;
  font-family: 'Google Sans', sans-serif;
  font-size: 1.65rem;
  line-height: 1.15;
  margin-bottom: 0.75rem;
}

.aha-exp-copy > p:not(.aha-kicker) {
  color: #536174;
  line-height: 1.65;
}

.aha-exp-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
  margin-top: 1.2rem;
}

.aha-exp-stats div,
.aha-task-summary div {
  padding: 0.9rem;
  border-radius: 8px;
  background: #f6faff;
  border: 1px solid #dfeaf7;
}

.aha-exp-stats span,
.aha-task-summary span {
  display: block;
  color: #607084;
  font-size: 0.86rem;
  margin-bottom: 0.2rem;
}

.aha-exp-stats strong,
.aha-task-summary strong {
  display: block;
  color: #0f766e;
  font-family: 'Google Sans', sans-serif;
  font-size: 1.35rem;
}

.aha-chart {
  display: grid;
  gap: 0.72rem;
}

.aha-bar-row {
  padding: 0.72rem 0.8rem;
  border: 1px solid #edf1f5;
  border-radius: 8px;
  background: #fff;
}

.aha-bar-group {
  color: #1d6fb8;
  font-family: 'Google Sans', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
  margin: 0.25rem 0 -0.2rem;
  text-transform: uppercase;
}

.aha-bar-row.is-highlight {
  border-color: #b7d7f4;
  background: #f4f9ff;
}

.aha-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: 0.35rem;
  color: #d18a00;
  font-size: 1.05em;
}

.aha-bar-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.42rem;
}

.aha-bar-meta span {
  color: #26384d;
  font-family: 'Google Sans', sans-serif;
}

.aha-bar-meta strong {
  color: #0f766e;
  font-family: 'Google Sans', sans-serif;
}

.aha-bar-track {
  height: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: #eaf0f6;
}

.aha-bar-fill {
  width: 0;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #2f80ed, #13a982);
  transition: width 700ms ease;
}

.aha-chart.is-animated .aha-bar-fill {
  width: var(--target);
}

.aha-experiment-figure {
  margin-top: 1.6rem;
}

.aha-task-tabs {
  justify-content: center;
  margin-bottom: 1.2rem;
}

.aha-task-summary {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.6rem;
}

.aha-task-summary p {
  color: #607084;
  line-height: 1.55;
  margin-top: 0.35rem;
}

.aha-task-figure {
  margin-top: 1.5rem;
}

.aha-abstract {
  font-size: 1.08rem;
  line-height: 1.78;
  text-align: justify;
}

@media screen and (max-width: 900px) {
  .aha-title {
    font-size: 4.4rem;
  }

  .aha-subtitle {
    font-size: 1.9rem;
    line-height: 1.2;
  }

  .aha-authors {
    font-size: 1rem;
  }

  .aha-affiliations {
    font-size: 0.92rem;
  }

  .aha-metrics,
  .aha-result-grid,
  .aha-video-grid.is-compact,
  .aha-video-grid.is-demo,
  .aha-video-grid.is-runtime,
  .aha-model-grid,
  .aha-method-pair,
  .aha-offset,
  .aha-exp-content,
  .aha-task-summary {
    grid-template-columns: 1fr;
  }

  .aha-logo-item {
    min-height: 48px;
  }

  .aha-logo-item img {
    height: calc(var(--logo-height, 34px) * 0.72);
    max-width: calc(var(--logo-max-width, 150px) * 0.72);
    max-height: calc(var(--logo-height, 34px) * 0.72);
  }
}

@media screen and (max-width: 520px) {
  .aha-hero .hero-body {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }

  .aha-title {
    font-size: 3.2rem;
  }

  .aha-subtitle {
    font-size: 1.42rem;
    line-height: 1.22;
  }

  .aha-links .button {
    min-width: 96px;
  }

  .aha-video-section > h3 {
    font-size: 1.35rem;
  }

  .aha-real-head {
    display: grid;
  }

  .aha-logo-strip {
    gap: 0.45rem;
  }

  .aha-logo-item {
    min-height: 42px;
    padding: 0.35rem 0.5rem;
  }

  .aha-logo-item img {
    height: calc(var(--logo-height, 34px) * 0.54);
    max-width: calc(var(--logo-max-width, 150px) * 0.54);
    max-height: calc(var(--logo-height, 34px) * 0.54);
  }

  .aha-exp-stats {
    grid-template-columns: 1fr;
  }

  .aha-exp-tabs,
  .aha-task-tabs {
    justify-content: center;
  }
}