/* Project-page styles, following the Nerfies / LEAP Hand template. */
body {
  font-family: 'Noto Sans', 'Noto Sans KR', sans-serif;
  color: #363636;
  background: #fff;
}

/* ---------- navbar (LEAP light-blue bar) ---------- */
.site-nav {
  background-color: #BCD5FA;
}
.site-nav .nav-item {
  font-size: 22px;
}
.site-nav .navbar-nav .nav-link {
  margin-right: 7px;
  margin-left: 7px;
  color: rgba(0, 0, 0, .65);
}
.site-nav .navbar-nav .nav-link.active,
.site-nav .navbar-nav .nav-link:hover {
  color: rgba(0, 0, 0, .9);
}

/* ---------- title block ---------- */
.publication-title,
.publication-authors,
.title {
  font-family: 'Google Sans', 'Noto Sans KR', sans-serif;
}
.publication-title.is-1 {
  margin-bottom: .6rem !important;
}
.publication-subtitle {
  font-size: 2.1rem;
  line-height: 1.2;
  font-weight: 600;
  margin-bottom: 1.4rem !important;
}
.author-name {
  color: #1769aa;
  font-weight: 500;
}
.author-block {
  display: inline-block;
  margin: 0 1.1rem;
}
.author-block .ko {
  color: #7a7a7a;
  font-size: .85em;
  margin-left: .2em;
}
.publication-venue {
  color: #363636;
}
.link-block a {
  margin-top: 5px;
  margin-bottom: 5px;
}
.link-block a[aria-disabled="true"] {
  opacity: .45;
  cursor: not-allowed;
}
.publication-links .button.is-dark {
  background-color: #363636;
}
.publication-links .button.is-dark:hover {
  background-color: #2f2f2f;
}

/* ---------- media ---------- */
video.center,
img.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
}
.clip {
  width: 100%;
  border-radius: 10px;
  background: #f2f2f2;
  display: block;
}
.teaser-video {
  width: 100%;
  max-width: 960px;
  border-radius: 10px;
  display: block;
  margin: 0 auto;
  background: #000;
}
.clip-wrap {
  position: relative;
}
.speed-badge {
  position: absolute;
  top: 8px;
  right: 10px;
  background: rgba(0, 0, 0, .55);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  border-radius: 6px;
  padding: 1px 7px;
  pointer-events: none;
  font-family: 'Google Sans', sans-serif;
}
.clip-caption {
  text-align: center;
  font-size: 15px;
  color: #4a4a4a;
  margin: .45rem .25rem 1.2rem;
}
.figure-img {
  width: 100%;
  border-radius: 8px;
}
.figure-caption {
  text-align: center;
  font-size: 15px;
  color: #4a4a4a;
  margin-top: .5rem;
}
.line-drawing {
  background: #fff;
  border: 1px solid #e6e6e6;
  border-radius: 8px;
  padding: 10px;
}

/* ---------- section headings ---------- */
.section-heading {
  text-align: center;
  margin-top: 1.5rem;
}
.section-sub {
  text-align: center;
  font-size: 1.15rem;
  color: #4a4a4a;
  padding-bottom: 14px;
  max-width: 900px;
  margin: 0 auto;
  line-height: 1.55;
}
.abstract-text {
  font-size: 19px;
  line-height: 1.65;
}

/* ---------- tables ---------- */
.spec-table td,
.spec-table th {
  vertical-align: middle;
}
.spec-table .highlight-row {
  background: #eaf3ff !important;
  font-weight: 600;
}
.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* ---------- 3D viewer ---------- */
.viewer-card {
  border: 1px solid #ddd;
  border-radius: 10px;
  overflow: hidden;
  background: linear-gradient(#fafafa, #ececec);
  position: relative;
}
#viewer-host {
  height: 460px;
}
#hand-viewer {
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
}
.viewer-hint {
  position: absolute;
  left: 12px;
  bottom: 10px;
  font-size: 12px;
  color: #5f5f5f;
  pointer-events: none;
}
.viewer-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #888;
  font-size: 15px;
}
.viewer-controls .btn {
  margin: 3px 2px;
}
.joint-sliders {
  max-height: 340px;
  overflow-y: auto;
  font-size: 13px;
  padding-right: 6px;
}
.joint-sliders label {
  display: flex;
  justify-content: space-between;
  margin: 6px 0 0;
  color: #4a4a4a;
}
.joint-sliders input[type=range] {
  width: 100%;
}
.joint-group-title {
  font-weight: 700;
  margin-top: 10px;
  font-family: 'Google Sans', sans-serif;
}

/* ---------- misc ---------- */
.news-alert {
  font-size: 16px;
}
.stat-card {
  border: 1px solid #e3e3e3;
  border-radius: 10px;
  padding: 14px 10px;
  text-align: center;
  height: 100%;
}
.stat-card .stat-value {
  font-family: 'Google Sans', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: #2b5fb4;
  line-height: 1.1;
}
.stat-card .stat-label {
  font-size: 14px;
  color: #555;
  margin-top: 4px;
}
pre code {
  font-size: 14px;
}
.footer {
  padding: 2rem 1.5rem 3rem;
  background: #fafafa;
}
.footer a {
  color: #000;
}

@media (max-width: 768px) {
  .publication-subtitle { font-size: 1.45rem; }
  .title.is-1 { font-size: 2.4rem; }
  .abstract-text { font-size: 17px; }
  .site-nav .nav-item { font-size: 18px; }
  #viewer-host { height: 360px; }
  .author-block { margin: 0 .5rem; }
}

/* ---------- charts ---------- */
.chart-card {
  border: 1px solid #e6e6e6;
  border-radius: 10px;
  padding: 14px 16px 10px;
  background: #fff;
}
.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  font-size: 13px;
  color: #52514e;
  margin-bottom: 6px;
}
.chart-legend > span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.legend-line {
  display: inline-block;
  width: 16px;
  height: 2px;
  border-radius: 1px;
}
.chart-tip {
  position: absolute;
  z-index: 5;
  min-width: 150px;
  background: #fff;
  border: 1px solid rgba(11, 11, 11, .12);
  border-radius: 8px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .10);
  padding: 7px 10px;
  font-size: 12.5px;
  color: #52514e;
  pointer-events: none;
}
.chart-tip-title {
  font-weight: 600;
  color: #0b0b0b;
  margin-bottom: 3px;
}
.chart-tip-row {
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.chart-tip-row strong {
  color: #0b0b0b;
  font-variant-numeric: tabular-nums;
}
.chart-tip-key {
  width: 12px;
  height: 2px;
  display: inline-block;
}
.linkage-controls {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 4px;
}
.linkage-controls input[type=range] {
  flex: 1;
}
.linkage-readout {
  font-size: 14px;
  color: #4a4a4a;
  min-height: 2.6em;
  margin-top: 6px;
}
details.data-table summary {
  cursor: pointer;
  font-size: 14px;
  color: #4a4a4a;
  margin-top: 6px;
}
.block-diagram {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 14px;
  margin: 10px 0 4px;
}
.block-diagram .blk {
  border: 1.5px solid #4a4a4a;
  border-radius: 8px;
  padding: 6px 10px;
  background: #fff;
  text-align: center;
  line-height: 1.25;
}
.block-diagram .blk small {
  color: #6b6b6b;
  display: block;
}
.block-diagram .arr {
  color: #6b6b6b;
  font-size: 12px;
  text-align: center;
  line-height: 1.1;
}
.block-diagram .arr::after {
  content: '\2192';
  display: block;
  font-size: 18px;
  color: #4a4a4a;
}
.blk.power {
  border-style: dashed;
}
.full-videos video {
  width: 100%;
  border-radius: 8px;
  background: #000;
}
.full-videos .vid-title {
  font-size: 14px;
  color: #4a4a4a;
  margin: 4px 0 14px;
  text-align: center;
}
.note-muted {
  font-size: 13.5px;
  color: #6b6b6b;
}
.ko-title {
  font-family: 'Noto Sans KR', sans-serif;
  color: #7a7a7a;
  font-size: 1.05rem;
  margin-top: -0.6rem;
  margin-bottom: 1.1rem;
}
.figure-pair img {
  background: #fff;
}

/* ---------- fixed-ratio figure frames ---------- */
.publication-links a,
.publication-links a:hover,
.viewer-controls a {
  text-decoration: none !important;
}
.fig-frame {
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border: 1px solid #ececec;
  border-radius: 8px;
  overflow: hidden;
}
.fig-frame.photo {
  border: none;
  background: #eef0f2;
}
.fig-frame img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}
.fig-frame.tall { aspect-ratio: 3 / 4; }
.fig-frame.wide { aspect-ratio: 4 / 3; }


/* ---------- review fixes ---------- */
table td.num:not([align]),
table th.num:not([align]) {
  text-align: right;
}
.stat-card .stat-value {
  font-size: clamp(1.35rem, 2.6vw, 2rem);
  white-space: nowrap;
}
.container.is-max-desktop {
  max-width: 960px !important;
}
.chart-title {
  font-family: 'Google Sans', sans-serif;
  font-weight: 600;
  margin-bottom: .25rem;
}
.clip,
.full-videos video,
.teaser-video {
  height: auto;
}
.figure-img,
.fig-frame img {
  height: auto;
}
.fig-frame img {
  max-height: 100%;
  width: auto;
}
.compare-table td,
.compare-table th {
  font-size: 14px;
}
.problems-table td {
  font-size: 14px;
}
.highlight-row td {
  background: #eaf3ff !important;
  font-weight: 600;
}
@media (max-width: 768px) {
  .abstract-text,
  .content.has-text-justified {
    text-align: left !important;
    hyphens: auto;
  }
  .section-sub {
    text-align: left;
  }
}