/* NVIDIA Sans — loaded from NVIDIA's public CDN (same source nvidia.com uses) */
@font-face {
  font-family: 'NVIDIA';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url(https://images.nvidia.com/etc/designs/nvidiaGDC/clientlibs_base/fonts/nvidia-sans/GLOBAL/NVIDIASans_W_Lt.woff2) format("woff2"),
       url(https://images.nvidia.com/etc/designs/nvidiaGDC/clientlibs_base/fonts/nvidia-sans/GLOBAL/NVIDIASans_W_Lt.woff) format("woff");
}
@font-face {
  font-family: 'NVIDIA';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(https://images.nvidia.com/etc/designs/nvidiaGDC/clientlibs_base/fonts/nvidia-sans/GLOBAL/NVIDIASans_W_Rg.woff2) format("woff2"),
       url(https://images.nvidia.com/etc/designs/nvidiaGDC/clientlibs_base/fonts/nvidia-sans/GLOBAL/NVIDIASans_W_Rg.woff) format("woff");
}
@font-face {
  font-family: 'NVIDIA';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(https://images.nvidia.com/etc/designs/nvidiaGDC/clientlibs_base/fonts/nvidia-sans/GLOBAL/NVIDIASans_W_Md.woff2) format("woff2"),
       url(https://images.nvidia.com/etc/designs/nvidiaGDC/clientlibs_base/fonts/nvidia-sans/GLOBAL/NVIDIASans_W_Md.woff) format("woff");
}
@font-face {
  font-family: 'NVIDIA';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(https://images.nvidia.com/etc/designs/nvidiaGDC/clientlibs_base/fonts/nvidia-sans/GLOBAL/NVIDIASans_W_Bd.woff2) format("woff2"),
       url(https://images.nvidia.com/etc/designs/nvidiaGDC/clientlibs_base/fonts/nvidia-sans/GLOBAL/NVIDIASans_W_Bd.woff) format("woff");
}

:root {
  --accent: #76b900;
  --accent-dark: #5b8f00;
  --accent-soft: rgba(118, 185, 0, 0.12);
  --ink: #111418;
  --ink-soft: #2b2f36;
  --muted: #5a6170;
  --hairline: #e4e6eb;
  --paper: #fafaf7;
  --paper-2: #f2f2ec;
  --card: #ffffff;
  --shadow-sm: 0 1px 2px rgba(17, 20, 24, 0.04), 0 2px 8px rgba(17, 20, 24, 0.04);
  --shadow-md: 0 2px 6px rgba(17, 20, 24, 0.05), 0 12px 32px rgba(17, 20, 24, 0.08);
  --radius: 10px;
  --radius-lg: 14px;
  --media-max: 960px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'NVIDIA', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv01", "cv02";
}

h1, h2, h3, h4, h5, h6,
.title,
.subtitle,
.button,
.navbar-item,
.tabs,
.section .content p,
.section .content li {
  font-family: 'NVIDIA', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
}

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

/* ---------- Sticky top nav ---------- */

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  height: 64px;
  background: rgba(14, 16, 20, 0.55);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.site-nav.is-scrolled {
  background: rgba(255, 255, 255, 0.82);
  border-bottom-color: var(--hairline);
  box-shadow: 0 2px 14px rgba(17, 20, 24, 0.06);
}

.site-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-nav-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: #fff;
  font-family: 'NVIDIA', sans-serif;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: color 0.2s ease;
}

.site-nav.is-scrolled .site-nav-brand {
  color: var(--ink);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: linear-gradient(120deg, #76b900 0%, #2b9348 100%);
  color: #fff;
  border-radius: 7px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 2px 8px rgba(118, 185, 0, 0.35);
}

.brand-text {
  font-size: 0.98rem;
}

.site-nav-links {
  display: flex;
  gap: 0.25rem;
  align-items: center;
  flex-wrap: wrap;
}

.site-nav-links a {
  color: rgba(255, 255, 255, 0.82);
  font-family: 'NVIDIA', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.4rem 0.75rem;
  border-radius: 7px;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.site-nav-links a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.site-nav.is-scrolled .site-nav-links a {
  color: var(--ink-soft);
}

.site-nav.is-scrolled .site-nav-links a:hover {
  color: var(--accent-dark);
  background: var(--accent-soft);
}

.site-nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
}

.site-nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: background 0.15s ease, transform 0.2s ease, opacity 0.2s ease;
}

.site-nav.is-scrolled .site-nav-toggle span {
  background: var(--ink);
}

/* ---------- Cinema hero ---------- */

.hero-cinema {
  position: relative;
  width: 100%;
  min-height: 100vh;
  overflow: hidden;
  color: #fff;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 6rem 1.5rem 4.5rem;
  background: #050608;
}

.hero-cinema-video {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-cinema-video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* If the teaser video is missing, the poster image on the <video> element is used —
   but some browsers don't stretch it to fill. Add an image fallback via background. */
.hero-cinema-video::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../images/static_teaser.png') center/cover no-repeat;
  z-index: -1;
}

.hero-cinema-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(4, 6, 8, 0.3) 0%, rgba(4, 6, 8, 0.15) 38%, rgba(4, 6, 8, 0.85) 100%),
    radial-gradient(1400px 700px at 50% 85%, rgba(118, 185, 0, 0.2), transparent 70%);
}

.hero-cinema-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1100px;
  padding-top: 1rem;
}

.cinema-title {
  font-family: 'NVIDIA', sans-serif;
  font-size: clamp(6rem, 22vw, 22rem) !important;
  font-weight: 700 !important;
  line-height: 0.88 !important;
  margin-bottom: 1.4rem !important;
  letter-spacing: -0.05em;
}

.cinema-title .motionbricks-logo {
  background: linear-gradient(100deg, #aef250 0%, #76b900 45%, #2b9348 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: #aef250;
  text-shadow: 0 2px 22px rgba(118, 185, 0, 0.25);
}

.cinema-title .motionbricks-logo::after {
  display: none;
}

.cinema-subtitle {
  font-family: 'NVIDIA', sans-serif;
  font-size: clamp(1rem, 1.8vw, 1.4rem);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.35;
  max-width: 880px;
  margin: 0 auto 1.25rem;
  letter-spacing: -0.005em;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.45);
}

.cinema-venue {
  font-family: 'NVIDIA', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.78);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.75rem;
}

.cinema-authors {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1rem !important;
  line-height: 1.9 !important;
  max-width: 920px;
  margin: 0 auto;
}

.cinema-authors .author-block a {
  color: rgba(255, 255, 255, 0.95);
  border-bottom-color: transparent;
}

.cinema-authors .author-block a:hover {
  color: #d7f58b;
  border-bottom-color: #d7f58b;
}

.cinema-authors sup {
  color: #aef250;
}

.cinema-affiliations {
  color: rgba(255, 255, 255, 0.75);
  margin-top: 0.75rem !important;
  font-size: 0.88rem;
}

.cinema-affiliations sup {
  color: #aef250;
}

.cinema-notes {
  color: rgba(255, 255, 255, 0.6);
  margin-top: 0.3rem !important;
  font-size: 0.78rem;
}

.cinema-links {
  margin-top: 1.75rem !important;
}

.cinema-links .button {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.cinema-links .button:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #0c1006;
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(118, 185, 0, 0.35);
}

.hero-bg-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1.4rem auto 0;
  padding: 0.35rem 0.45rem 0.35rem 1rem;
  background: rgba(10, 12, 16, 0.55);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
}

.hero-bg-label {
  font-family: 'NVIDIA', sans-serif;
  font-size: 0.82rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero-bg-btn {
  appearance: none;
  background: transparent;
  border: 0;
  color: rgba(255, 255, 255, 0.85);
  font-family: 'NVIDIA', sans-serif;
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  padding: 0.45rem 1rem;
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.hero-bg-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.hero-bg-btn.is-active {
  color: #0c1006;
  background: var(--accent);
  box-shadow: 0 4px 14px rgba(118, 185, 0, 0.4);
  transform: translateY(-1px);
}

@media (max-width: 600px) {
  .hero-bg-toggle {
    margin-top: 1rem;
    padding: 0.3rem 0.35rem 0.3rem 0.75rem;
    gap: 0.35rem;
  }
  .hero-bg-label {
    font-size: 0.72rem;
  }
  .hero-bg-btn {
    font-size: 0.82rem;
    padding: 0.4rem 0.8rem;
  }
}

.hero-cinema-scroll {
  position: absolute;
  bottom: 1.6rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: scroll-bounce 2s ease-in-out infinite;
}

.scroll-chevron {
  width: 16px;
  height: 16px;
  border-right: 2px solid rgba(255, 255, 255, 0.75);
  border-bottom: 2px solid rgba(255, 255, 255, 0.75);
  transform: rotate(45deg);
  margin-top: -6px;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 8px); }
}

/* ---------- Authors section (between hero and overview) ---------- */

.authors-section {
  background: var(--paper);
  padding: 3rem 1.5rem 1.25rem;
}

.authors-list {
  color: var(--ink);
  font-family: 'NVIDIA', sans-serif;
  font-size: 1.08rem !important;
  line-height: 2 !important;
  max-width: 960px;
  margin: 0 auto;
}

.authors-list .author-block {
  display: inline-block;
  margin: 0 0.3rem;
  white-space: nowrap;
}

.authors-list a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.authors-list a:hover {
  color: var(--accent-dark);
  border-bottom-color: var(--accent);
}

.authors-list sup {
  color: var(--accent-dark);
  font-weight: 600;
}

.authors-affiliations {
  margin-top: 0.9rem !important;
  color: var(--muted);
  font-size: 0.92rem;
}

.authors-affiliations sup {
  color: var(--accent-dark);
  font-weight: 700;
}

.authors-notes {
  margin-top: 0.5rem !important;
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

/* ---------- Stat section (below hero) ---------- */

.stat-section {
  background: var(--paper);
  padding: 2.25rem 1.5rem 1.5rem;
  border-bottom: 1px solid var(--hairline);
}

.stat-section .stat-strip {
  margin-top: 0;
  border-top: none;
  border-bottom: none;
  padding: 0;
}

/* ---------- Responsive nav + hero ---------- */

@media (max-width: 900px) {
  .site-nav-toggle {
    display: flex;
  }

  .site-nav-links {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(14, 16, 20, 0.95);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    padding: 0.75rem 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }

  .site-nav.is-open .site-nav-links {
    max-height: 80vh;
  }

  .site-nav.is-scrolled .site-nav-links {
    background: rgba(255, 255, 255, 0.98);
    border-top-color: var(--hairline);
  }

  .site-nav-links a {
    padding: 0.75rem 0.5rem;
    border-radius: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .site-nav.is-scrolled .site-nav-links a {
    border-bottom-color: var(--hairline);
  }

  .site-nav-links a:last-child {
    border-bottom: none;
  }

  .hero-cinema {
    min-height: 92vh;
    padding: 5rem 1rem 3.5rem;
  }

  .cinema-title {
    font-size: clamp(4.2rem, 24vw, 8.5rem) !important;
  }

  .authors-list {
    font-size: 0.95rem !important;
    line-height: 1.9 !important;
  }

  .cinema-subtitle {
    font-size: 1rem;
  }

  .cinema-authors {
    font-size: 0.9rem !important;
    line-height: 1.8 !important;
  }

  .cinema-links {
    margin-top: 1.25rem !important;
  }
}

/* ---------- Hero ---------- */

.hero {
  background:
    radial-gradient(1100px 500px at 50% -10%, var(--accent-soft), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, var(--paper) 100%);
  padding-top: 4.5rem;
  padding-bottom: 1.5rem;
}

.hero .hero-body {
  padding: 3rem 1.5rem 1.5rem;
}

.publication-title {
  font-family: 'NVIDIA', 'Inter', sans-serif;
  font-weight: 600 !important;
  letter-spacing: -0.02em;
  line-height: 1.12;
  font-size: clamp(1.8rem, 3.4vw, 2.9rem) !important;
  color: var(--ink);
  margin-bottom: 0.75rem !important;
}

.motionbricks-logo {
  font-family: 'NVIDIA', 'Inter', sans-serif;
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(100deg, #76b900 0%, #2b9348 55%, #0f7a3a 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--accent);
  position: relative;
}

.motionbricks-logo::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.12em;
  height: 0.22em;
  background: var(--accent-soft);
  border-radius: 4px;
  z-index: -1;
}

.publication-venue {
  color: var(--muted);
  font-family: 'NVIDIA', sans-serif;
  font-weight: 500 !important;
  letter-spacing: 0.02em;
  margin-top: 0 !important;
  margin-bottom: 1.75rem !important;
  text-transform: none;
}

.publication-venue::before {
  content: '';
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--muted);
  vertical-align: middle;
  margin-right: 0.6rem;
  opacity: 0.4;
}

.publication-venue::after {
  content: '';
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--muted);
  vertical-align: middle;
  margin-left: 0.6rem;
  opacity: 0.4;
}

/* ---------- Authors ---------- */

.publication-authors {
  font-family: 'NVIDIA', sans-serif;
  line-height: 2;
  font-size: 1.05rem !important;
  max-width: 920px;
  margin: 0 auto;
}

.publication-authors .author-block {
  display: inline-block;
  margin: 0 0.35rem;
  white-space: nowrap;
}

.publication-authors a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.publication-authors a:hover {
  color: var(--accent-dark);
  border-bottom-color: var(--accent);
}

.publication-authors sup {
  color: var(--accent-dark);
  font-weight: 600;
}

.publication-affiliations {
  margin-top: 1rem;
  color: var(--muted);
  font-family: 'NVIDIA', sans-serif;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
}

.publication-affiliations .affiliation-block {
  display: inline-block;
  margin: 0 0.75rem;
}

.publication-affiliations sup {
  color: var(--accent-dark);
  font-weight: 700;
  margin-right: 0.15rem;
}

.publication-notes {
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

/* ---------- Button bar ---------- */

.publication-links {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
}

.publication-links .link-block {
  margin: 0;
}

.publication-links .button {
  font-family: 'NVIDIA', sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  background: var(--ink);
  color: #fff;
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 0.6rem 1.15rem;
  height: auto;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  box-shadow: 0 1px 2px rgba(17, 20, 24, 0.08);
}

.publication-links .button:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(91, 143, 0, 0.25);
  color: #fff;
}

.publication-links .button .icon:first-child {
  margin-right: 0.35rem;
}

/* ---------- Stat strip ---------- */

.stat-strip {
  margin-top: 2.25rem;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  padding: 1rem 0.5rem;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.stat {
  text-align: center;
  padding: 0.35rem 0.5rem;
}

.stat + .stat {
  border-left: 1px solid var(--hairline);
}

.stat-value {
  font-family: 'NVIDIA', sans-serif;
  font-weight: 600;
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1.1;
}

.stat-value .stat-unit {
  font-size: 0.7em;
  color: var(--accent-dark);
  margin-left: 0.1em;
  font-weight: 500;
}

.stat-label {
  font-family: 'NVIDIA', sans-serif;
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.3rem;
  letter-spacing: 0.02em;
}

@media (max-width: 640px) {
  .stat-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.25rem 0.75rem;
  }
  .stat + .stat {
    border-left: none;
  }
  .stat:nth-child(2n) {
    border-left: 1px solid var(--hairline);
  }
  .stat:nth-child(n+3) {
    border-top: 1px solid var(--hairline);
    padding-top: 0.75rem;
    margin-top: 0.25rem;
  }
}

/* ---------- Teaser ---------- */

.hero.teaser {
  background: transparent;
  padding-top: 0.5rem;
  padding-bottom: 0;
}

.hero.teaser .hero-body {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.hero.teaser video,
.hero.teaser img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  background: #000;
  display: block;
}

.hero.teaser .subtitle {
  margin-top: 1.5rem;
  color: var(--ink-soft);
  font-family: 'NVIDIA', sans-serif;
  font-weight: 400;
  font-size: 1.05rem;
  line-height: 1.6;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.hero.teaser .subtitle strong {
  color: var(--ink);
  font-weight: 600;
}

/* ---------- Section rhythm ---------- */

.section {
  padding: 3.5rem 1.5rem;
  position: relative;
}

.section + .section {
  border-top: 1px solid var(--hairline);
}

.section:nth-of-type(even) {
  background: var(--paper-2);
}

.section .title.is-3 {
  font-family: 'NVIDIA', sans-serif;
  font-weight: 600;
  letter-spacing: -0.015em;
  font-size: 1.9rem;
  color: var(--ink);
  margin-bottom: 1.25rem !important;
  display: inline-block;
  position: relative;
}

.section .title.is-3::after {
  content: '';
  display: block;
  width: 44px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  margin: 0.65rem auto 0;
}

.section .title.is-5 {
  font-family: 'NVIDIA', sans-serif;
  font-weight: 600;
  color: var(--ink-soft);
  letter-spacing: -0.005em;
  margin-bottom: 0.75rem !important;
}

.section-caption {
  color: var(--muted);
  max-width: 780px;
  margin: 0 auto 1.5rem auto;
  font-size: 1rem;
  line-height: 1.65;
}

/* ---------- Humanoid Motion at NVIDIA (related projects) ---------- */

.related-project {
  max-width: var(--media-max);
  margin: 0 auto 1.4rem auto;
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--accent);
  background: rgba(118, 185, 0, 0.04);
  border-radius: 0 6px 6px 0;
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.related-project-media {
  flex: 0 0 220px;
  display: block;
  overflow: hidden;
  border-radius: 6px;
  background: #000;
  aspect-ratio: 16 / 9;
}

.related-project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.related-project-media:hover img {
  transform: scale(1.04);
}

.related-project-body {
  flex: 1 1 auto;
  min-width: 0;
  text-align: left;
}

.related-project .title.is-5 {
  margin-bottom: 0.35rem !important;
}

.related-project .title.is-5 a {
  color: var(--ink);
  border-bottom: 1px dashed rgba(118, 185, 0, 0.45);
}

.related-project .title.is-5 a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.related-project p {
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 640px) {
  .related-project {
    flex-direction: column;
    align-items: stretch;
  }
  .related-project-media {
    flex: 0 0 auto;
    width: 100%;
  }
}

/* ---------- Acknowledgments ---------- */

.acknowledgments {
  max-width: var(--media-max);
  margin: 0 auto;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.75;
}

.acknowledgments p + p {
  margin-top: 0.9rem;
}

/* ---------- Overview media (teaser inside section 1) ---------- */

.overview-media {
  max-width: 1040px;
  margin: 0.5rem auto 1.75rem auto;
}

.overview-media video {
  width: 100%;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  background: #0a0c10;
  border: 1px solid rgba(17, 20, 24, 0.06);
}

.overview-caption {
  margin-top: 1rem;
  text-align: center;
  color: var(--ink-soft);
  font-family: 'NVIDIA', sans-serif;
  font-size: 1.02rem;
  line-height: 1.6;
  width: 100%;
  max-width: var(--media-max);
  margin-left: auto;
  margin-right: auto;
}

.overview-caption strong {
  color: var(--ink);
  font-weight: 600;
}

.overview-caption em {
  color: var(--accent-dark);
  font-style: normal;
  font-weight: 600;
}

.overview-figure {
  width: 100%;
  max-width: var(--media-max);
  margin: 0 auto 1.75rem auto;
}

.overview-text {
  width: 100%;
  max-width: var(--media-max);
  margin: 0 auto 1.5rem auto;
}

.overview-figure img {
  width: 100%;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--hairline);
}

#overview .overview-caption {
  text-align: center;
  margin-bottom: 1.5rem;
}

#overview .content {
  margin-top: 0.5rem;
}

/* ---------- Content / abstract ---------- */

.section .content {
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.section .content p + p {
  margin-top: 1rem;
}

.section .content strong {
  color: var(--ink);
  font-weight: 600;
}

.section .content em {
  color: var(--accent-dark);
  font-style: normal;
  font-weight: 500;
}

/* ---------- Media cards ---------- */

.section video {
  width: 100%;
  max-width: var(--media-max);
  display: block;
  margin: 1rem auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  background: #0a0c10;
  border: 1px solid rgba(17, 20, 24, 0.06);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.section video:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(17, 20, 24, 0.08), 0 18px 40px rgba(17, 20, 24, 0.12);
}

/* ---------- Pill-tab video switcher (Kimodo-style) ---------- */

.video-display-module {
  max-width: var(--media-max);
  margin: 0.75rem auto 0 auto;
}

.pill-tabs {
  list-style: none;
  padding: 0;
  margin: 0 auto 1rem auto;
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  max-width: var(--media-max);
}

.pill-tab {
  font-family: 'NVIDIA', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--muted);
  background: #fff;
  border: 1px solid var(--hairline);
  padding: 0.4rem 0.95rem;
  border-radius: 999px;
  cursor: pointer;
  user-select: none;
  line-height: 1.3;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.pill-tab:hover {
  color: var(--accent-dark);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.pill-tab.is-active {
  color: #0c1006;
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 4px 12px rgba(118, 185, 0, 0.28);
}

.pill-video {
  background: #0a0c10;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  width: 100%;
  max-width: var(--media-max);
  margin: 0 auto;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--hairline);
}

.pill-video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  margin: 0;
  box-shadow: none;
  border: none;
  border-radius: 0;
  background: transparent;
  transition: opacity 0.18s ease;
}

.pill-video video:hover {
  transform: none;
  box-shadow: none;
}

/* ---------- Kimodo-style video grid ---------- */

.video-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  max-width: 1140px;
  margin: 0.5rem auto 1.5rem auto;
  padding: 0 0.25rem;
}

.video-grid--halves {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 1040px;
}

.video-card {
  margin: 0;
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  display: flex;
  flex-direction: column;
}

.video-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: rgba(118, 185, 0, 0.35);
}

.video-card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0a0c10;
  overflow: hidden;
}

.video-card-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  margin: 0;
  box-shadow: none;
  border: none;
  border-radius: 0;
  background: transparent;
  transition: none;
}

.video-card-media video:hover {
  transform: none;
  box-shadow: none;
}

.video-card figcaption {
  padding: 0.75rem 1rem 0.95rem;
  font-family: 'NVIDIA', sans-serif;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink);
  text-align: center;
  line-height: 1.4;
  border-top: 1px solid var(--hairline);
  background: var(--card);
}

.video-card-tag {
  display: inline-block;
  margin-left: 0.35rem;
  padding: 0.05rem 0.55rem;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent-dark);
  background: var(--accent-soft);
  border-radius: 999px;
  vertical-align: middle;
  letter-spacing: 0.01em;
  text-transform: lowercase;
}

.smart-object-workflow-heading,
.submodule-heading {
  margin-top: 2rem !important;
  color: var(--ink-soft) !important;
  letter-spacing: -0.01em;
}

.submodule + .submodule {
  margin-top: 2.5rem;
}

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

@media (max-width: 600px) {
  .video-grid,
  .video-grid--halves {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }
}

.method-figure {
  width: 100%;
  max-width: var(--media-max);
  display: block;
  margin: 0 auto 1.5rem auto;
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.method-caption {
  color: var(--ink-soft);
  max-width: 900px;
  margin: 0 auto;
  line-height: 1.7;
}

.inbetweening-grid {
  margin: 2rem auto 0 auto;
  max-width: var(--media-max);
  width: 100%;
}

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

.inbetweening-grid figcaption {
  margin-top: 0.85rem;
  color: var(--muted);
  font-size: 0.92rem;
}

/* ---------- BibTeX ---------- */

#bibtex {
  background: var(--paper-2);
}

#bibtex pre {
  background: #0f1115;
  color: #e5e9ef;
  border: 1px solid #1a1d23;
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
  font-size: 0.88rem;
  line-height: 1.55;
  overflow-x: auto;
  font-family: 'JetBrains Mono', 'Menlo', 'SF Mono', 'Consolas', monospace;
  box-shadow: var(--shadow-md);
  max-width: 900px;
  margin: 0 auto;
}

#bibtex pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

/* ---------- Footer ---------- */

.footer {
  background: var(--ink);
  color: #d2d6de;
  padding: 2.5rem 1.5rem 2rem;
}

.footer .content,
.footer p {
  color: #aeb4bf;
  font-size: 0.9rem;
}

.footer a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(118, 185, 0, 0.35);
  transition: color 0.15s ease, border-color 0.15s ease;
}

.footer a:hover {
  color: #9fdc2d;
  border-bottom-color: #9fdc2d;
}

/* ---------- Responsive ---------- */

@media (max-width: 768px) {
  .hero {
    padding-top: 2rem;
  }

  .hero .hero-body {
    padding: 1.5rem 1rem 1rem;
  }

  .publication-title {
    font-size: 1.7rem !important;
    line-height: 1.2;
  }

  .publication-authors {
    font-size: 0.95rem !important;
    line-height: 1.9;
  }

  .publication-links {
    margin-top: 1.5rem;
  }

  .publication-links .button {
    font-size: 0.85rem;
    padding: 0.5rem 0.9rem;
  }

  .section {
    padding: 2.5rem 1rem;
  }

  .section .title.is-3 {
    font-size: 1.5rem;
  }
}