/* Modern CSS Variables for consistent theming */
:root {
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --secondary-color: #64748b;
  --accent-color: #0ea5e9;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --background-primary: #ffffff;
  --background-secondary: #f8fafc;
  --background-accent: #f1f5f9;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-accent: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-subtle: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
  --border-radius: 12px;
  --border-radius-lg: 16px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Smooth scrolling for better UX */
html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  background-color: var(--background-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}


/* Modern Button Styles */
.button {
  border-radius: var(--border-radius) !important;
  font-weight: 600 !important;
  transition: var(--transition) !important;
  border: 2px solid transparent !important;
  position: relative;
  overflow: hidden;
}

.button.is-dark {
  background: var(--text-primary) !important;
  border: none !important;
  color: white !important;
  box-shadow: var(--shadow-md);
}

.button.is-dark:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  background: var(--primary-color) !important;
}

.button.is-dark:active {
  transform: translateY(0);
  box-shadow: var(--shadow-md);
}

.footer .icon-link {
    font-size: 25px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer .icon-link:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.link-block a {
    margin: 8px 4px;
}

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


/* Hero Section Modernization */
.hero {
  position: relative;
  overflow: hidden;
}

.hero.is-light {
  background: var(--background-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.hero-body {
  padding: 4rem 1.5rem;
}

.teaser .hero-body {
  padding-top: 2rem;
  padding-bottom: 4rem;
}

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


/* Publication Content Styling */
.publication-title {
    font-family: 'Inter', sans-serif !important;
    font-weight: 800 !important;
    color: var(--text-primary) !important;
    margin-bottom: 2rem !important;
    line-height: 1.1 !important;
}

.institution-logo-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 1.3rem;
  margin-top: 0.65rem;
  margin-bottom: 1.1rem;
}

.institution-logo {
  display: block;
  width: auto;
  height: 84px;
  max-width: 210px;
  object-fit: contain;
  object-position: center;
}

.institution-logo--wide {
  height: 63px;
  max-width: 390px;
}

.publication-banner {
  max-height: 70vh;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  margin: 2rem 0;
}

.publication-banner video {
  position: relative;
  left: auto;
  top: auto;
  transform: none;
  object-fit: cover;
  width: 100%;
  height: 100%;
  border-radius: var(--border-radius-lg);
}

.publication-header .hero-body {
  padding: 6rem 1.5rem 4rem;
}

.publication-authors {
    font-family: 'Inter', sans-serif !important;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.publication-venue {
    color: var(--text-secondary);
    width: fit-content;
    font-weight: 600;
    background: var(--background-accent);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
    display: inline-block;
}

.publication-awards {
    color: #ef4444;
    width: fit-content;
    font-weight: 700;
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    border-left: 4px solid #ef4444;
    margin-top: 1rem;
}

.publication-authors a {
   color: var(--primary-color) !important;
   text-decoration: none;
   font-weight: 600;
   transition: var(--transition);
   position: relative;
}

.publication-authors a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background: var(--gradient-accent);
    transition: var(--transition);
}

.publication-authors a:hover::after {
    width: 100%;
}

.publication-authors a:hover {
    color: var(--primary-hover) !important;
}

.author-block {
  display: inline-block;
  margin-right: 0.5rem;
}

.publication-banner img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.publication-banner img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-xl);
}

/* Modern Video and Carousel Styling */
.publication-video {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%;
    overflow: hidden;
    border-radius: var(--border-radius-lg) !important;
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
}

.publication-video:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.publication-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius-lg);
}

.publication-body img {
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.publication-body img:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.results-carousel {
  overflow: hidden;
  padding: 1rem 0;
}

.results-carousel .item {
  margin: 1rem;
  overflow: hidden;
  padding: 1.5rem;
  font-size: 0;
  background: var(--background-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border: 1px solid var(--border-color);
}

.results-carousel .item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.results-carousel .item img,
.results-carousel video {
  margin: 0;
  border-radius: var(--border-radius);
  width: 100%;
  height: auto;
}

.results-carousel .subtitle {
  font-size: 1rem !important;
  color: var(--text-secondary);
  margin-top: 1rem;
  font-weight: 500;
}

/* Pagination and Misc Improvements */
.slider-pagination .slider-page {
  background: var(--primary-color);
  border-radius: 50%;
  transition: var(--transition);
}

.slider-pagination .slider-page.is-active {
  background: var(--primary-hover);
  transform: scale(1.2);
}

.eql-cntrb { 
  font-size: 0.875rem;
  color: var(--text-light);
  font-style: italic;
}

/* Section Titles */
.title.is-3 {
  font-family: 'Inter', sans-serif !important;
  font-weight: 700 !important;
  color: var(--text-primary);
  margin-bottom: 2rem !important;
  position: relative;
  padding-bottom: 1rem;
}

.title.is-3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: 2px;
}

/* Content Improvements */
.content.has-text-justified {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.content.has-text-justified p {
  margin-bottom: 1.5rem;
}

/* Footer Improvements */
.footer {
  background: var(--background-secondary);
  border-top: 1px solid var(--border-color);
  padding: 3rem 1.5rem;
}

.footer .content {
  color: var(--text-secondary);
  line-height: 1.7;
}

.footer a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

.footer a:hover {
  color: var(--primary-hover);
  text-decoration: underline;
}

/* BibTeX Styling */
pre {
  background: var(--background-accent) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--border-radius) !important;
  padding: 1.5rem !important;
  font-size: 0.9rem !important;
  overflow-x: auto;
  box-shadow: var(--shadow-sm);
}

code {
  background: var(--background-accent) !important;
  color: var(--text-primary) !important;
  font-family: 'SF Mono', 'Monaco', 'Cascadia Code', 'Roboto Mono', monospace !important;
}

/* BibTeX Section Improvements */
.bibtex-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.copy-bibtex-btn {
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.copy-bibtex-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.copy-bibtex-btn.copied {
  background: #10b981;
}

.copy-bibtex-btn.copied .copy-text::after {
  content: "ied!";
}

/* Scroll to Top Button */
.scroll-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow-lg);
}

.scroll-to-top:hover {
  background: var(--primary-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
}

/* Mobile Responsive Improvements */
@media screen and (max-width: 768px) {
  .hero-body {
    padding: 2rem 1rem;
  }
  
  .publication-header .hero-body {
    padding: 3rem 1rem 2rem;
  }
  
  .publication-title {
    font-size: 2.5rem !important;
    line-height: 1.2 !important;
    margin-bottom: 1.5rem !important;
  }
  
  .publication-authors {
    font-size: 1rem !important;
  }
  
  .button {
    margin: 0.25rem !important;
    font-size: 0.875rem !important;
    padding: 0.75rem 1rem !important;
  }
  
  .results-carousel .item {
    margin: 0.5rem;
    padding: 1rem;
  }
  
  .teaser .hero-body {
    padding: 1rem;
  }
  
  .content.has-text-justified {
    font-size: 1rem;
  }
}

@media screen and (max-width: 480px) {
  .publication-title {
    font-size: 2rem !important;
  }
  
  .hero-body {
    padding: 1.5rem 0.75rem;
  }
  
  .link-block {
    display: block;
    margin-bottom: 0.5rem;
  }
  
  .button {
    width: 100%;
    justify-content: center;
  }
}

/* Tablet Responsive */
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .hero-body {
    padding: 3rem 2rem;
  }
  
  .publication-header .hero-body {
    padding: 4rem 2rem 3rem;
  }
}

/* Animation for page load */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero, .section {
  animation: fadeInUp 0.6s ease-out;
}

/* Improved focus states for accessibility */
.button:focus,
.related-works-btn:focus,
a:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}


/* Print styles */
@media print {
  .more-works-container {
    display: none;
  }
  
  .hero, .section {
    animation: none;
  }
  
  .button {
    background: transparent !important;
    color: var(--text-primary) !important;
    box-shadow: none !important;
  }
}




/* Overview spotlight between hero and demo */
.overview-spotlight {
  margin-top: -0.5rem;
  padding-top: 0.45rem;
  padding-bottom: 1.15rem;
}

.overview-card {
  position: relative;
  overflow: hidden;
  border: 1px solid #bfd8ff;
  border-radius: 24px;
  padding: 1.35rem;
  background:
    radial-gradient(460px 200px at -12% -32%, rgba(14, 165, 233, 0.22), transparent 66%),
    radial-gradient(620px 280px at 110% 125%, rgba(37, 99, 235, 0.2), transparent 67%),
    linear-gradient(165deg, #f1f8ff 0%, #ffffff 52%, #f8fbff 100%);
  box-shadow: 0 20px 42px rgba(15, 23, 42, 0.1);
}

.overview-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #06b6d4, #2563eb, #0ea5e9);
  opacity: 1;
}

.overview-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
  gap: 1.25rem;
  align-items: stretch;
}

.overview-lead {
  border: 1px solid #dbeafe;
  border-radius: 18px;
  padding: 1.05rem 1.05rem 0.95rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(239, 246, 255, 0.75) 100%);
}

.overview-kicker {
  margin: 0;
  display: inline-flex;
  align-items: center;
  padding: 0.32rem 0.62rem;
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  font-size: 0.69rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 800;
  color: #075985;
  background: #eff6ff;
}

.overview-headline {
  margin: 0.75rem 0 0;
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: clamp(1.92rem, 4.1vw, 3.08rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.overview-headline--single {
  max-width: 14ch;
  color: #0f172a;
}

.overview-headline span {
  display: block;
  color: #0f172a;
}

.overview-headline span:nth-child(2) {
  color: #1e3a8a;
}

.overview-headline span:nth-child(3) {
  color: #0f766e;
}

.overview-subheadline {
  margin: 0.72rem 0 0;
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: clamp(1.92rem, 4.1vw, 3.08rem);
  line-height: 1.04;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #123b8a;
  text-wrap: balance;
}

.overview-copy.overview-copy--summary {
  margin-top: 3rem;
  color: #1f3557;
  font-size: 1.26rem;
  line-height: 1.9;
  font-weight: 500;
}

.overview-body {
  border: 1px solid #dbeafe;
  border-radius: 18px;
  padding: 1.05rem 1.05rem 0.95rem;
  background:
    radial-gradient(540px 160px at 110% -20%, rgba(37, 99, 235, 0.12), transparent 70%),
    linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
}

.overview-copy {
  margin: 0;
  max-width: 760px;
  color: #1f3557;
  font-size: 1.08rem;
  line-height: 1.84;
  font-weight: 500;
  letter-spacing: 0.003em;
  text-wrap: pretty;
}

.overview-copy--lead::first-letter {
  font-size: 2.35rem;
  line-height: 0.95;
  float: left;
  padding-right: 0.18rem;
  padding-top: 0.06rem;
  font-weight: 700;
  color: #0f3a92;
}

.overview-copy--detail {
  margin-top: 0.7rem;
  padding-left: 0.72rem;
  border-left: 3px solid #93c5fd;
  color: #25406a;
  font-size: 1.02rem;
  font-style: italic;
}

.overview-tagline {
  margin: 1rem 0 0;
  padding-top: 0.8rem;
  border-top: 1px solid #dbeafe;
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: clamp(1.34rem, 2.7vw, 1.94rem);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: #0f3a92;
  text-wrap: balance;
}

.tldr-demo-block {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  text-align: left;
}

.tldr-section-title {
  margin: 0;
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: #0f3a92;
}

.tldr-field {
  margin: 0;
  padding: 0.8rem 0.9rem;
  border: 1px solid #dbeafe;
  border-radius: 12px;
  background: #ffffff;
}

.tldr-field-label {
  display: block;
  margin: 0;
  color: #1e3a8a;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.tldr-field-label--plain {
  text-transform: none;
  letter-spacing: 0.05em;
}

.tldr-field-content {
  margin: 0.48rem 0 0;
  color: #1e293b;
  font-size: 0.96rem;
  line-height: 1.62;
  font-weight: 500;
}

.tldr-assistant {
  margin: 0;
}

.tldr-assistant .tldr-thinking,
.tldr-assistant .tldr-caption,
.tldr-assistant .tldr-audio-field {
  margin-top: 0.62rem;
}

.tldr-thinking {
  margin: 0;
}

.tldr-plain-title {
  margin: 0 0 0.34rem;
  color: #1e3a8a;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.tldr-thinking p:not(.tldr-plain-title) {
  margin: 0;
  color: #0f172a;
  font-size: 0.9rem;
  line-height: 1.5;
}

.tldr-thinking p + p {
  margin-top: 0.34rem;
}

.tldr-caption {
  margin: 0;
}

.tldr-caption p:not(.tldr-plain-title) {
  margin: 0;
  color: #1f3557;
  font-size: 0.9rem;
  line-height: 1.52;
}

.tldr-audio-field {
  margin: 0;
  padding: 0.08rem 0 0;
  border: 0;
  background: transparent;
  text-align: left;
}

.tldr-audio-field .field-label {
  display: block;
  text-align: left;
}

.tldr-audio-field audio {
  display: block;
  margin-top: 0.48rem;
  margin-left: 0;
  margin-right: auto;
  width: 100%;
  height: 34px;
}


@media screen and (max-width: 960px) {
  .overview-grid {
    grid-template-columns: 1fr;
  }
}

@media screen and (max-width: 640px) {
  .overview-spotlight {
    margin-top: -0.2rem;
    padding-top: 0.55rem;
    padding-bottom: 0.95rem;
  }

  .overview-card {
    padding: 0.95rem;
    border-radius: 18px;
  }

  .overview-lead,
  .overview-body {
    padding: 0.9rem;
    border-radius: 14px;
  }

  .overview-copy {
    font-size: 0.98rem;
    line-height: 1.66;
  }

  .overview-copy--lead::first-letter {
    font-size: 1.95rem;
    padding-right: 0.12rem;
  }

  .overview-copy--detail {
    margin-top: 0.58rem;
    padding-left: 0.58rem;
    font-size: 0.96rem;
  }

  .institution-logo-row {
    gap: 0.9rem;
    margin-top: 0.55rem;
    margin-bottom: 0.95rem;
  }

  .institution-logo {
    height: 69px;
    max-width: 168px;
  }

  .institution-logo--wide {
    height: 51px;
    max-width: 315px;
  }

  .overview-copy.overview-copy--summary {
    margin-top: 2.2rem;
    font-size: 1.14rem;
    line-height: 1.78;
  }

  .tldr-thinking p:not(.tldr-plain-title),
  .tldr-caption p:not(.tldr-plain-title) {
    font-size: 0.84rem;
  }

  .tldr-assistant {
    padding: 0.72rem 0.78rem;
  }
}

/* Demo homepage sections */
.demo-quick-links {
  padding-top: 0;
}

.demo-overview {
  padding-top: 2.1rem;
  padding-bottom: 1.1rem;
}

.demo-overview-title {
  margin-bottom: 0.35rem !important;
  font-size: clamp(1.7rem, 4.2vw, 2.8rem) !important;
  font-weight: 800 !important;
  letter-spacing: 0.01em;
  line-height: 1;
  color: #0f172a !important;
}

.demo-section {
  position: relative;
  padding-top: 1.75rem;
  padding-bottom: 1.75rem;
  padding-left: 1rem;
  padding-right: 1rem;
  text-align: left;
  border-top: 1px solid #e6edf7;
  background:
    radial-gradient(900px 240px at 92% -20%, rgba(14, 165, 233, 0.12), transparent 58%),
    linear-gradient(180deg, #f8fbff 0%, #ffffff 45%);
}

.demo-section--compact {
  padding-top: 1.15rem;
  padding-bottom: 1.15rem;
}

.demo-section .title,
.demo-section .subtitle {
  text-align: left;
}

.demo-section .title.is-3::after {
  left: 0;
  transform: none;
  width: 88px;
  background: linear-gradient(90deg, #2563eb, #0ea5e9);
}

.demo-wide {
  max-width: 1600px;
  width: 100%;
}

.container.is-fullhd.demo-wide {
  max-width: 1600px;
  width: 100%;
  padding-left: 0;
  padding-right: 0;
}

.demo-quick-links .buttons {
  gap: 0.75rem;
  flex-wrap: wrap;
}

.demo-quick-links .button.is-light {
  border: 1px solid #e5e7eb;
  background: #ffffff;
}

.demo-empty {
  min-height: 2.5rem;
  margin-top: 0.4rem;
  padding: 0.9rem 1rem;
  border: 1px dashed #bfdbfe;
  border-radius: 12px;
  background: #f8fbff;
  color: #334155;
  font-size: 0.95rem;
  line-height: 1.5;
}

.demo-note {
  margin-top: 0.55rem;
  margin-bottom: 1.1rem;
  padding: 0.8rem 0.95rem;
  border-left: 4px solid #0ea5e9;
  border-radius: 10px;
  background: #f0f9ff;
  color: #0f172a;
  font-size: 0.92rem;
  font-weight: 500;
}

.demo-subsection {
  margin-top: 1.15rem;
}

.demo-toggle {
  margin-top: 1.2rem;
  border: 1px solid #bfdbfe;
  border-radius: 14px;
  background: #f8fbff;
  overflow: hidden;
}

.demo-toggle > summary {
  cursor: pointer;
  list-style: none;
  padding: 0.9rem 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: #1e3a8a;
  background: #eff6ff;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.demo-toggle > summary::-webkit-details-marker {
  display: none;
}

.demo-toggle > summary::after {
  content: "+";
  font-weight: 700;
  color: #1d4ed8;
}

.demo-toggle[open] > summary::after {
  content: "-";
}

.demo-toggle-body {
  padding: 0.2rem 0.9rem 0.9rem;
}

.domain-stack {
  display: flex;
  flex-direction: column;
  gap: 1.7rem;
}

.domain-block {
  border: 1px solid #dbeafe;
  border-radius: 18px;
  padding: 1.05rem;
  background:
    radial-gradient(500px 120px at 110% -20%, rgba(37, 99, 235, 0.1), transparent 60%),
    #ffffff;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.06);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.domain-block:hover {
  border-color: #bfdbfe;
  box-shadow: 0 20px 36px rgba(15, 23, 42, 0.1);
  transform: translateY(-2px);
}

.domain-header {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.domain-badge {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  color: #1d4ed8;
  background: linear-gradient(180deg, #eff6ff 0%, #dbeafe 100%);
  border: 1px solid #bfdbfe;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
  align-items: stretch;
}

.sample-card {
  position: relative;
  overflow: hidden;
  border: 1px solid #dbe5f2;
  border-radius: 14px;
  padding: 0.8rem;
  background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  height: 100%;
  min-width: 0;
  text-align: left;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.sample-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, #2563eb, #0ea5e9, #22c55e);
  opacity: 0.6;
}

.sample-card:hover {
  transform: translateY(-5px);
  border-color: #93c5fd;
  box-shadow: 0 18px 34px rgba(15, 23, 42, 0.14);
}

.sample-card * {
  text-align: left;
}

.sample-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sample-title {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #334155;
  font-weight: 700;
}

.sample-cta {
  margin-left: auto;
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #0369a1;
  background: #e0f2fe;
  border: 1px solid #bae6fd;
  padding: 0.2rem 0.45rem;
  border-radius: 999px;
  font-weight: 700;
}

.sample-card.is-playing {
  transform: translateY(-4px);
  border-color: #0284c7;
  box-shadow: 0 20px 38px rgba(2, 132, 199, 0.22);
}

.sample-card.is-playing .sample-title {
  color: #0f172a;
}

.sample-card.is-playing .sample-cta {
  color: #ffffff;
  background: #0284c7;
  border-color: #0284c7;
}

.demo-card-input,
.demo-card-output {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: stretch;
}

.sample-card--posttrain .demo-card-input {
  min-height: 220px;
  height: auto;
  overflow: auto;
}

.io-divider {
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.14), rgba(37, 99, 235, 0.02));
  margin: 0.1rem 0;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #475569;
  font-weight: 700;
}

.field-content p {
  margin: 0 0 0.5rem;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.field-content p:last-child {
  margin-bottom: 0;
}

audio {
  width: 100%;
  min-width: 0;
  border-radius: 999px;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

audio:hover {
  border-color: #93c5fd;
}

.fold {
  border: 1px solid #dbe5f2;
  border-radius: 10px;
  background: #f8fbff;
  overflow: hidden;
  width: 100%;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.fold:hover {
  border-color: #bfdbfe;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.08);
}

.fold--thinking {
  background: #e8f1ff;
  border-color: #93c5fd;
}

.fold summary {
  cursor: pointer;
  padding: 0.8rem 0.95rem;
  font-weight: 600;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #f0f7ff;
}

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

.fold summary::after {
  content: "+";
  font-weight: 700;
  color: #111827;
}

.fold[open] summary::after {
  content: "-";
}

.fold-body {
  padding: 1rem 0.95rem 1.05rem;
  border-top: 1px solid #e2e8f0;
  background: #ffffff;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.fold[open] {
  border-color: #93c5fd;
  box-shadow: 0 10px 22px rgba(37, 99, 235, 0.14);
}

@media screen and (max-width: 960px) {
  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media screen and (max-width: 640px) {
  .card-grid {
    grid-template-columns: 1fr;
  }

  .sample-card--posttrain .demo-card-input {
    min-height: auto;
  }

  .sample-cta {
    font-size: 0.58rem;
  }
}