/* 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;
}

.publication-acronym {
  background-image: linear-gradient(110deg, #ed76b5 0%, #f3537d 58%, #b86696 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.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-affiliation {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
}

.corresponding-author {
  margin-top: 0.35rem;
}

.corresponding-author sup {
  margin-left: 0.1em;
  font-size: 0.65em;
}

.affiliation-logo {
  flex: 0 0 auto;
  width: 48px;
  height: auto;
}

/* Full-width delivery footage behind the paper title. */
.hero.publication-hero {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  isolation: isolate;
  color: #fff;
  background: #111923;
  animation: none;
}

.hero-background,
.hero-background::after {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-background {
  z-index: -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 0;
  background: #111923;
}

.hero-background::after {
  content: '';
  background: linear-gradient(180deg, rgb(9 16 27 / 0.78) 0%, rgb(9 16 27 / 0.58) 30%, rgb(9 16 27 / 0.16) 60%, rgb(9 16 27 / 0.70) 100%);
}

.hero-background-video {
  display: block;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
}

.publication-hero .hero-body {
  flex: 1 0 auto;
  display: flex;
  align-items: center;
  padding: clamp(2rem, 5vh, 4rem) 2rem;
}

.publication-hero .hero-body > .container {
  width: 100%;
  max-width: 1500px;
}

.publication-hero .publication-title {
  max-width: 1440px;
  margin: 0 auto 2rem !important;
  font-size: inherit !important;
  line-height: 1.13 !important;
  color: #fff !important;
  text-shadow: 0 2px 24px rgb(0 0 0 / 0.2);
}

.publication-hero .publication-acronym {
  display: block;
  width: fit-content;
  margin: 0 auto 1.5rem;
  font-size: clamp(5rem, 14vw, 14rem);
  line-height: 0.95;
  letter-spacing: -0.055em;
  background-image: linear-gradient(110deg, #ff9cd4 0%, #ff6b9c 58%, #e7a0ce 100%);
}

.publication-title-description {
  display: block;
  font-size: clamp(1.6rem, 4vw, 4.5rem);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.publication-hero .publication-authors {
  margin-bottom: 1rem;
  font-size: 1.4rem !important;
  color: #fff;
  text-shadow: 0 1px 8px rgb(0 0 0 / 0.35);
}

.hero-resources {
  display: flex;
  justify-content: center;
  align-items: stretch;
  flex-wrap: wrap;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  margin-top: 1.75rem;
}

.hero-resource {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  min-height: 44px;
  padding: 0.25rem 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #fff;
  font: inherit;
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.2;
  text-decoration: none;
  text-shadow: 0 1px 8px rgb(0 0 0 / 0.55);
}

.hero-resource-paper,
.hero-resource-arxiv {
  transition: color 0.2s ease;
}

.hero-resource-paper .fa-file-pdf {
  color: #ff91ad;
}

.hero-resource-paper:hover,
.hero-resource-arxiv:hover {
  color: #ffb4d6;
}

.hero-resource-paper:focus-visible,
.hero-resource-arxiv:focus-visible {
  outline: 2px solid #ff91c5;
  outline-offset: 4px;
}

.hero-resource-pending {
  color: #fff;
  opacity: 1;
  cursor: default;
}

.hero-resource .fa-github,
.hero-resource .fa-file-pdf {
  font-size: 1.65rem;
}

.resource-arxiv-icon {
  display: block;
  width: 1.6rem;
  height: 2.1rem;
  object-fit: contain;
  flex-shrink: 0;
}

.resource-copy {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  text-align: left;
}

.resource-status {
  color: #e2e8f0;
  font-size: 0.95rem;
  font-weight: 400;
}

.hero-footer {
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  width: 100%;
  padding: 2rem clamp(1.5rem, 5vw, 5rem) 2.5rem;
}

.hero-playback {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgb(255 255 255 / 0.5);
  border-radius: 24px;
  background: rgb(9 16 27 / 0.3);
  color: #fff;
  font: inherit;
  font-size: 0.8rem;
  cursor: pointer;
}

.hero-playback:hover {
  background: rgb(9 16 27 / 0.6);
}

.hero-playback:focus-visible {
  outline: 2px solid #ff91c5;
  outline-offset: 4px;
}

@media screen and (max-width: 768px) {
  .publication-hero .hero-body {
    padding: 2.25rem 1.25rem 1rem;
  }

  .publication-hero .publication-acronym {
    font-size: clamp(4.75rem, 22vw, 9rem);
    margin-bottom: 1.25rem;
  }

  .publication-title-description {
    font-size: clamp(1.6rem, 5vw, 2.75rem);
  }

  .publication-title-break {
    display: none;
  }

  .publication-hero .publication-authors {
    font-size: 1.1rem !important;
  }

  .publication-hero .publication-affiliation {
    max-width: 420px;
    margin-inline: auto;
  }

  .hero-background::after {
    background: linear-gradient(180deg, rgb(9 16 27 / 0.6) 0%, rgb(9 16 27 / 0.5) 60%, rgb(9 16 27 / 0.65) 100%);
  }

  .hero-footer {
    padding: 2rem 1.25rem 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);
}

/* 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;
}


/* More Works Dropdown */
.more-works-container {
  position: fixed;
  top: 2rem;
  right: 2rem;
  z-index: 1000;
}

.more-works-btn {
  background: var(--background-primary);
  color: var(--text-primary);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 0.75rem 1.25rem;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Inter', sans-serif;
}

.more-works-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  background: var(--background-secondary);
  border-color: var(--primary-color);
}

.more-works-btn .dropdown-arrow {
  transition: var(--transition);
  font-size: 0.8rem;
}

.more-works-btn.active .dropdown-arrow {
  transform: rotate(180deg);
}

.more-works-dropdown {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  width: 400px;
  max-width: 90vw;
  background: var(--background-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
  max-height: 70vh;
  overflow-y: auto;
}

.more-works-dropdown.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 1.5rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

.dropdown-header h4 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.close-btn:hover {
  background: var(--background-accent);
  color: var(--text-primary);
}

.works-list {
  padding: 1rem;
}

.work-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
  margin-bottom: 0.5rem;
}

.work-item:hover {
  background: var(--background-accent);
  transform: translateX(4px);
}

.work-info h5 {
  margin: 0 0 0.5rem 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
}

.work-info p {
  margin: 0 0 0.5rem 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.work-venue {
  font-size: 0.8rem;
  color: var(--text-light);
  font-style: italic;
}

.work-item .fas {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-top: 0.2rem;
  flex-shrink: 0;
}


/* 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;
  }
  
  .more-works-container {
    bottom: 2rem;
    right: 1rem;
    top: auto;
  }
  
  .more-works-btn {
    padding: 0.6rem 1rem;
    font-size: 0.8rem;
  }
  
  .more-works-dropdown {
    width: calc(100vw - 2rem);
    right: -1rem;
    bottom: calc(100% + 0.5rem);
    top: auto;
  }
  
  .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;
  }

  .affiliation-logo {
    width: 40px;
  }
  
  .hero-body {
    padding: 1.5rem 0.75rem;
  }
  
  .more-works-container {
    position: fixed;
    bottom: 2rem;
    right: 1rem;
    z-index: 1000;
  }
  
  .more-works-btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
  }
  
  .more-works-dropdown {
    position: absolute;
    bottom: calc(100% + 0.5rem);
    right: 0;
    width: calc(100vw - 2rem);
    max-width: 90vw;
  }
  
  .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;
  }
}




/* ===== ForPC additions ===== */
.teaser video {
  width: 100%;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  display: block;
}

.teaser .subtitle {
  margin-top: 1.5rem;
}

.publication-links {
  margin-top: 1rem;
}

/* 素材未放入时的占位框 */
.media-placeholder {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem;
  border: 2px dashed var(--border-color);
  border-radius: var(--border-radius-lg);
  background: var(--background-accent);
  color: var(--text-light);
  font-size: 0.95rem;
  font-weight: 500;
  text-align: center;
}

.media-placeholder code {
  background: none;
  color: var(--text-secondary);
  font-size: 0.85rem;
  padding: 0;
}

.paper-figure {
  margin: 0 0 2rem;
}

.paper-figure img {
  width: 100%;
  display: block;
  border-radius: var(--border-radius);
}

.experiment-grid video {
  width: 100%;
  display: block;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
}

.experiment-caption {
  margin-top: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-align: center;
}

[hidden] {
  display: none !important;
}

.section-intro {
  max-width: 960px;
  margin: -0.5rem auto 2rem;
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.speed-tag {
  display: inline-block;
  margin-left: 0.4rem;
  padding: 0.05rem 0.5rem;
  border-radius: 999px;
  background: var(--background-accent);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  font-style: normal;
  vertical-align: middle;
  white-space: nowrap;
}

/* vx / vy / ωz 标签页 */
.command-tabs.tabs.is-toggle a {
  border-color: var(--border-color);
  color: var(--text-secondary);
  font-weight: 600;
  padding: 0.5em 1.25em;
}

.command-tabs.tabs.is-toggle a:hover {
  background: var(--background-accent);
}

.command-tabs.tabs.is-toggle li.is-active a {
  background: var(--text-primary);
  border-color: var(--text-primary);
  color: #fff;
}

/* 负载 / 方向 / 轨迹选择按钮 */
.clip-options {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem 2rem;
  margin-bottom: 1.5rem;
}

.option-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.option-label {
  margin-right: 0.25rem;
  color: var(--text-light);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.option-btn {
  padding: 0.3rem 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  background: var(--background-primary);
  color: var(--text-secondary);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.option-btn:hover {
  border-color: var(--text-light);
  color: var(--text-primary);
}

.option-btn.is-active {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: #fff;
}

/* 两个视角并排的视频 */
.clip video {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  object-fit: cover;
  background: #0f172a;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
}

.view-label {
  margin-top: 0.5rem;
  color: var(--text-light);
  font-size: 0.85rem;
  font-weight: 600;
  text-align: center;
}

.clip-caption {
  margin: 0 0 1rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-align: center;
}

.timelapse {
  margin-top: 2.5rem;
}

.timelapse.is-narrow {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.timelapse-pair .timelapse {
  margin-top: 0;
}

.timelapse-pair {
  margin-top: 1.5rem;
}

.timelapse img {
  box-shadow: var(--shadow-md);
}

.paper-figure figcaption {
  margin-top: 0.6rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-align: center;
}

.experiment-grid video {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #0f172a;
}

/* 方法部分 */
.render-figure {
  margin: 0;
}

.render-figure img {
  max-width: 320px;
  margin: 0 auto;
  border-radius: var(--border-radius-lg);
}

.method-text {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.75;
}

.method-text strong {
  color: var(--text-primary);
}

.method-text li + li {
  margin-top: 0.6rem;
}

@media screen and (max-width: 480px) {
  .command-tabs.tabs.is-toggle a {
    padding: 0.45em 0.75em;
    font-size: 0.85rem;
  }

  .clip-options {
    gap: 0.6rem 1.25rem;
  }
}

/* 摘要下方的框架图 */
.framework {
  margin-top: 3rem;
}

.framework-figure {
  margin: 0;
}

.framework-figure img {
  width: 100%;
  display: block;
  padding: 1rem;
  background: #fff;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  cursor: zoom-in;
}

.framework-figure figcaption {
  margin: 1rem 0 0;
  text-align: left;
  line-height: 1.65;
}

.framework-figure figcaption strong {
  color: var(--text-primary);
}

/* 导航运送大图 */
.wide-figure {
  margin: 0;
}

.wide-figure img {
  width: 100%;
  display: block;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  cursor: zoom-in;
}

.wide-figure figcaption {
  margin-top: 1rem;
  line-height: 1.65;
}