:root {
  --bg: #ffffff;
  --bg-strong: #ffffff;
  --panel: rgba(255, 255, 255, 0.96);
  --panel-solid: #ffffff;
  --border: rgba(41, 41, 41, 0.1);
  --border-strong: rgba(41, 41, 41, 0.16);
  --text: #292929;
  --muted: #645e5e;
  --link: #292929;
  --accent: #7e10c2;
  --accent-soft: rgba(126, 16, 194, 0.12);
  --shadow: 0 18px 48px rgba(41, 41, 41, 0.08);
  --shadow-soft: 0 8px 24px rgba(41, 41, 41, 0.05);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Inter", "Noto Sans", sans-serif;
  line-height: 1.72;
  background: #ffffff;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  display: none;
}

a {
  color: var(--link);
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover {
  color: var(--accent);
}

.hero,
.section,
.footer {
  position: relative;
  z-index: 1;
}

.title,
.subtitle {
  color: var(--text);
}

.hero-landing .hero-body {
  padding-top: 4.4rem;
  padding-bottom: 1.6rem;
}

.container.is-max-desktop {
  max-width: 1120px !important;
}

.hero-kicker {
  display: inline-block;
  margin-bottom: 1.15rem;
  padding: 0.22rem 0.72rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #ffffff;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-title {
  margin: 0;
}

.hero-brand {
  display: inline-flex;
  align-items: baseline;
  font-size: clamp(3rem, 7.4vw, 5.6rem);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 0.95;
  background: linear-gradient(120deg, #133b5c 0%, #2d6a94 24%, #4f9ea5 52%, #c6a24b 78%, #e0bd63 100%);
  background-size: 220% 220%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: heroGradientShift 8s ease-in-out infinite;
  will-change: background-position;
}

.hero-brand-o-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 0.94em;
  height: 0.94em;
  margin-right: 0.035em;
  transform: translateY(0.08em);
  flex: 0 0 auto;
}

.hero-brand-o-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

@keyframes heroGradientShift {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

.hero-subtitle {
  display: inline-block;
  max-width: 920px;
  margin-top: 1rem;
  font-size: clamp(1.2rem, 2.5vw, 2rem);
  font-weight: 600;
  line-height: 1.34;
  color: rgba(41, 41, 41, 0.88);
}

.hero-summary {
  max-width: 760px;
  margin: 1.35rem auto 1.55rem;
  color: var(--muted);
  font-size: 1rem;
}

.publication-authors {
  font-family: "Inter", "Noto Sans", sans-serif;
}

.hero-authors {
  max-width: 980px;
  margin: 0 auto 0.85rem;
  font-size: 1.01rem;
  line-height: 1.95;
}

.author-block {
  display: inline-block;
  margin: 0 0.38rem;
}

.publication-authors a {
  color: var(--link) !important;
  font-weight: 500;
  text-decoration: none;
}

.publication-authors a:hover {
  color: var(--accent) !important;
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
}

.affiliation-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.35rem 1rem;
  max-width: 940px;
  margin: 0 auto 0.7rem;
  color: var(--muted);
  font-size: 0.94rem;
}

.correspondence-line {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.92rem;
  letter-spacing: 0.03em;
}

.teaser .hero-body {
  padding-top: 1.2rem;
  padding-bottom: 2rem;
}

.section-frame {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 1.8rem;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.figure-card {
  overflow: hidden;
  border-radius: 1.25rem;
  border: 1px solid var(--border-strong);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.figure-card img,
.figure-card video,
.video-slide video,
.columns video {
  display: block;
  width: 100%;
}

.figure-card + .subtitle,
.vc-wrapper + .vc-dots,
.columns .figure-card + .subtitle {
  margin-top: 1.35rem !important;
}

.teaser .subtitle {
  max-width: 940px;
  margin: 1.5rem auto 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
}

.input-highlight {
  color: #d65a4d;
  font-weight: 700;
}

.fit-highlight {
  color: #1992a4;
  font-weight: 700;
}

.section {
  padding-top: 2.2rem;
  padding-bottom: 2.2rem;
}

.section-surface {
  background: transparent !important;
}

.section-surface .container {
  padding: 1.9rem 1.5rem 0;
  border-top: 1px solid var(--border);
}

.content-card {
  max-width: 860px;
  margin: 0 auto;
}

.section-label {
  margin-bottom: 0.4rem;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.section-surface .title.is-3 {
  margin-bottom: 1.6rem;
  font-size: clamp(1.85rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.section-subtitle {
  margin-top: 2.1rem !important;
  margin-bottom: 1.35rem !important;
  font-size: 1.35rem !important;
  font-weight: 750 !important;
  letter-spacing: -0.03em;
}

.section-surface h4.subtitle.has-text-centered {
  margin-top: -0.55rem;
  margin-bottom: 1.5rem !important;
}

.section-surface h4.subtitle.has-text-centered p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.content p,
.subtitle p {
  color: var(--muted);
}

.content strong,
.subtitle strong {
  color: var(--text);
}

.result-highlight {
  color: #1e8e5a;
  font-weight: 800;
}

.comparison-labels {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 0.2rem;
  margin-bottom: 0.75rem;
  text-align: center;
  font-size: 0.77rem;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.comparison-ours {
  color: var(--accent);
  font-weight: 800;
}

.vc-wrapper {
  position: relative;
  padding: 0.7rem;
  margin-top: 1.1rem;
  border: 1px solid var(--border);
  border-radius: 1.4rem;
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.vc-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2.6rem;
  height: 2.6rem;
  border: none;
  border-radius: 999px;
  background: rgba(41, 41, 41, 0.62);
  color: #fff;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  opacity: 0;
  transition: opacity 0.2s ease, background 0.2s ease;
}

.vc-wrapper:hover .vc-arrow {
  opacity: 1;
}

.vc-arrow:hover {
  background: rgba(41, 41, 41, 0.82);
}

.vc-arrow.prev {
  left: 1.1rem;
}

.vc-arrow.next {
  right: 1.1rem;
}

.vc-dots {
  display: flex;
  justify-content: center;
  gap: 0.45rem;
  margin-top: 1.1rem;
}

.vc-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: rgba(41, 41, 41, 0.18);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.vc-dot.active {
  background: var(--accent);
  transform: scale(1.22);
}

.section-divider {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin: 2.9rem 0 2rem;
}

.section-divider-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(41, 41, 41, 0.16), transparent);
}

.section-divider-icon {
  color: rgba(41, 41, 41, 0.28);
  font-size: 0.9rem;
}

.columns video {
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.columns.is-centered + .subtitle,
.columns.is-multiline {
  margin-top: 1.15rem;
}

.columns.is-multiline + .has-text-centered.mt-5 {
  margin-top: 2rem !important;
}

.button.is-primary.section-button {
  min-height: 3rem;
  padding-left: 1.35rem;
  padding-right: 1.35rem;
  border: 1px solid rgba(126, 16, 194, 0.18);
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 10px 24px rgba(126, 16, 194, 0.18);
  font-weight: 700;
}

.button.is-primary.section-button:hover {
  background: #6f0eb0;
}

.footer {
  background: transparent;
  padding-top: 1.2rem;
  padding-bottom: 2.4rem;
}

.footer-note {
  color: var(--muted);
  font-size: 0.92rem;
}

@media screen and (max-width: 768px) {
  .hero-landing .hero-body {
    padding-top: 3.1rem;
    padding-bottom: 1.2rem;
  }

  .hero-brand {
    font-size: 2.95rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .hero-summary,
  .hero-authors,
  .affiliation-list,
  .correspondence-line {
    max-width: 100%;
  }

  .section-frame {
    padding: 0.85rem;
    border-radius: 1.25rem;
  }

  .section-surface .container {
    padding: 1.55rem 0.95rem 0;
  }

  .section-subtitle {
    margin-bottom: 1.15rem !important;
  }

  .section-surface h4.subtitle.has-text-centered {
    margin-top: -0.35rem;
    margin-bottom: 1.15rem !important;
  }

  .comparison-labels {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    font-size: 0.72rem;
  }

  .vc-arrow {
    opacity: 1;
  }
}

@media screen and (max-width: 480px) {
  .hero-brand {
    font-size: 2.45rem;
  }

  .hero-summary {
    font-size: 0.96rem;
  }

  .hero-authors {
    font-size: 0.94rem;
    line-height: 1.85;
  }

  .author-block {
    margin: 0 0.18rem;
  }

  .affiliation-list {
    font-size: 0.9rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-brand {
    animation: none;
  }
}