/* Based on the Nerfies project page stylesheet (CC BY-SA 4.0). */

:root {
  --capex-blue: #1f5ba8;
  --capex-blue-soft: #eaf1fa;
  --capex-orange: #b8561b;
  --human-green: #2f7d32;
  --muted: #5a5a5a;
  --line: #e3e3e3;
  --alt-bg: #f7f7f8;
}

body {
  font-family: 'Noto Sans', sans-serif;
  background: #fff;
  color: #1f1f1f;
}

.title, .subtitle, .publication-title, .publication-authors,
.teaser, .stat-value, .mechanism-num, .video-group-title {
  font-family: 'Google Sans', 'Noto Sans', sans-serif;
}

.capex {
  font-variant: small-caps;
  font-weight: 700;
  letter-spacing: 0.01em;
}

/* ---------- Header ---------- */
.publication-title {
  line-height: 1.2 !important;
  font-size: 2.35rem !important;
}
.publication-title .capex { color: var(--capex-blue); }

.publication-authors { margin-top: 0.6rem; }
.publication-authors.venue { color: var(--muted); margin-top: 0.1rem; }
.author-block { display: inline-block; }

.link-block a { margin: 5px 2px; }
.is-disabled-link { opacity: 0.55; cursor: not-allowed; }

/* ---------- Teaser ---------- */
.teaser .hero-body { padding-top: 0; padding-bottom: 1.5rem; }
.teaser-caption {
  margin-top: 1.25rem !important;
  font-size: 1.2rem;
  line-height: 1.55;
}

/* ---------- Key numbers ---------- */
.stats-section { padding-top: 1rem; padding-bottom: 1.5rem; }
.stats { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin: 0 !important; }
.stat { text-align: center; padding: 1.25rem 0.5rem; }
.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--capex-blue);
  line-height: 1.1;
  white-space: nowrap;
}
.stat-label { margin-top: 0.35rem; font-size: 0.92rem; line-height: 1.35; }
.stat-detail { color: var(--muted); font-size: 0.8rem; }

/* ---------- Sections ---------- */
.section-alt { background: var(--alt-bg); }
h3.title.is-4 { margin-top: 2rem; margin-bottom: 0.9rem; }

.paper-figure { margin: 1.5rem 0 1rem; }
.paper-figure img {
  width: 100%;
  display: block;
  background: #fff;
}
.paper-figure figcaption, .table-wrap caption {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-top: 0.6rem;
  text-align: left;
}

/* Method mechanisms */
.mechanisms { margin-top: 0.75rem; }
.mechanism {
  height: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.1rem 1.2rem;
  background: #fff;
}
.mechanism-num {
  width: 1.8rem; height: 1.8rem;
  border-radius: 50%;
  background: var(--capex-blue);
  color: #fff;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 0.6rem;
}
.mechanism .title { margin-bottom: 0.5rem !important; }
.mechanism p { font-size: 0.93rem; line-height: 1.55; }

/* ---------- Video slots ---------- */
.video-group-title {
  font-weight: 500;
  font-size: 1.05rem;
  margin: 1.5rem 0 0.25rem;
}
.video-slot {
  position: relative;
  width: 100%;
  border-radius: 10px;
  overflow: hidden;
  background: #000;
  border: 1px solid #ccc;
}
.video-slot video {
  display: block;
  width: 100%;
  height: auto;
}
.video-tag {
  position: absolute;
  top: 8px; left: 8px;
  z-index: 2;
  font-family: 'Google Sans', 'Noto Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  color: #fff;
  padding: 2px 9px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.6);
}
.video-tag.is-ours { background: var(--capex-blue); }
.video-tag.is-base { background: #6b6b6b; }
.video-tag.is-human { background: var(--human-green); }
.video-speed {
  position: absolute;
  top: 8px; right: 8px;
  z-index: 2;
  font-family: 'Google Sans', 'Noto Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.55);
}

/* Placeholder shown until the video file exists */
.video-slot.is-missing {
  background: repeating-linear-gradient(135deg, #f2f2f4, #f2f2f4 12px, #ebebee 12px, #ebebee 24px);
  border: 1.5px dashed #b5b5bd;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1rem;
}
.video-slot.is-missing .ph-inner { color: #55555e; font-size: 0.85rem; line-height: 1.4; }
.video-slot.is-missing .ph-icon { font-size: 1.6rem; color: #9a9aa3; margin-bottom: 0.35rem; }
.video-slot.is-missing .ph-label { font-weight: 600; }
.video-slot.is-missing code {
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.8);
  color: #444;
  word-break: break-all;
}

.video-caption {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 0.4rem;
  text-align: center;
}
.pair-caption { padding-top: 0 !important; margin-top: -0.5rem; margin-bottom: 0.75rem; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; margin: 1.5rem 0 1rem; }
.results-table {
  margin: 0 auto;
  font-size: 0.9rem;
  background: transparent;
}
.results-table caption { caption-side: top; margin-bottom: 0.6rem; margin-top: 0; }
.results-table th, .results-table td {
  text-align: center !important;
  vertical-align: middle !important;
  white-space: nowrap;
  border-color: var(--line) !important;
}
.results-table th:first-child, .results-table td:first-child { text-align: left !important; }
.results-table td:nth-child(7), .results-table th[rowspan="2"]:nth-of-type(4) { text-align: left !important; }
.results-table .gap { border: none !important; width: 1.5rem; }
.results-table .best { font-weight: 700; color: var(--capex-blue); }
.results-table tr.ours td:first-child { font-weight: 600; }
.results-table tr.total td { border-top: 1.5px solid #bbb !important; }

/* ---------- Footer ---------- */
.footer .icon-link { font-size: 25px; color: #000; }
.footer-text { font-size: 0.85rem; color: var(--muted); }

pre { border-radius: 8px; }

@media screen and (max-width: 768px) {
  .publication-title { font-size: 1.6rem !important; }
  .stat-value { font-size: 1.5rem; }
  .teaser-caption { font-size: 1.05rem; }
  .section { padding: 2.25rem 1rem; }
}