/* SemGeo-Gen project page. Visual style follows the GSA project page
   (https://bgu-cs-vil.github.io/GSA-project/): Lato, white/gray alternating
   sections, dark link buttons, blue author links, purple venue line. */

:root {
  --text: #212529;
  --muted: #5f6368;
  --gray-bg: #f5f5f7;
  --border: #dee2e6;
  --author: #6cacde;
  --venue: #9b59b6;
  --ours-bg: #eaf2fb;
  --ours-text: #1f4e8c;
}

body {
  margin: 0;
  font-family: 'Lato', Verdana, Helvetica, sans-serif;
  color: var(--text);
  background: #fff;
}

/* Sections */
.section { padding: 48px 5%; }
.section.gray { background: var(--gray-bg); }
.section-inner { max-width: 1100px; margin: 0 auto; }
.section-narrow { max-width: 860px; margin: 0 auto; }

.section h2 {
  text-align: center;
  font-weight: 700;
  margin-bottom: 6px;
}
.section .lead-sub {
  text-align: center;
  color: var(--muted);
  font-size: 1.08em;
  margin-bottom: 28px;
}
.section h3 {
  font-size: 1.3em;
  font-weight: 700;
  text-align: center;
  margin: 36px 0 6px;
}
.section p { font-size: 16px; line-height: 1.65; }

/* Header */
.page-header { padding: 34px 5% 18px; text-align: center; }
.page-header h1 {
  font-size: clamp(1.45rem, 3.2vw, 2.15rem);
  font-weight: 400;
  line-height: 1.3;
  max-width: 1100px;
  margin: 0 auto 10px;
}
.authors a, .authors span {
  font-size: 22px;
  color: var(--author);
  text-decoration: none;
  margin: 0 10px;
  white-space: nowrap;
}
.authors a:hover { text-decoration: underline; }
.affiliation { font-size: 17px; margin-top: 6px; }
.venue { color: var(--venue); font-size: 1.5em; margin-top: 6px; }

.links { margin-top: 16px; }
.links .btn { margin: 5px; font-size: 18px; }
.links .btn.soon {
  pointer-events: none;
  opacity: 0.55;
}
.links .btn.soon small { font-size: 0.7em; font-weight: 400; margin-left: 4px; }

/* Teaser */
.teaser { padding: 0 5% 28px; }
.teaser video {
  display: block;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  border-radius: 10px;
}
.caption {
  text-align: center;
  color: var(--muted);
  font-size: 0.95em;
  margin-top: 10px;
}

/* Highlight tiles */
.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  max-width: 1000px;
  margin: 8px auto 0;
}
.stat {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 12px;
  text-align: center;
}
.stat .num { font-size: 2em; font-weight: 700; color: var(--ours-text); line-height: 1.1; }
.stat .lbl { color: var(--muted); font-size: 0.95em; margin-top: 4px; }

/* Abstract */
.abstract p { text-align: justify; font-size: 16px; }

/* Figures */
figure { margin: 0; }
.fig { width: 100%; height: auto; display: block; margin: 0 auto; }
.fig-card {
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.07);
  padding: 22px;
}
.modalities {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  align-items: end;
}
.modalities figcaption, .col-label {
  text-align: center;
  font-weight: 700;
  font-size: 1.05em;
  margin-top: 6px;
}

/* Method steps */
/* minmax(0, 1fr) and min-width: 0 let long equations scroll inside a card
   instead of widening the card (and the page) on phones. */
.steps { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; margin-top: 28px; }
.step {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 22px;
  background: #fff;
}
.step h4 { font-size: 1.12em; font-weight: 700; margin: 0 0 6px; }
.step .num {
  display: inline-block;
  width: 1.7em;
  height: 1.7em;
  line-height: 1.7em;
  text-align: center;
  border-radius: 50%;
  background: #212529;
  color: #fff;
  font-size: 0.85em;
  margin-right: 8px;
}
.step p { margin: 0 0 6px; }
.step .tag {
  font-size: 0.72em;
  font-weight: 700;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 1px 8px;
  margin-left: 6px;
  vertical-align: middle;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
mjx-container[display="true"] { overflow-x: auto; overflow-y: hidden; max-width: 100%; }

/* Coverage rows */
.coverage-labels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 4px;
}
.coverage img { margin-bottom: 6px; }
.legend-green { color: #2e8b57; font-weight: 700; }
.legend-red { color: #d0312d; font-weight: 700; }
.pruning {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: center;
}

/* Tables */
.table-wrap { overflow-x: auto; margin: 0 auto; }
table.results {
  border-collapse: collapse;
  margin: 0 auto;
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  background: #fff;
}
table.results th, table.results td {
  padding: 6px 10px;
  text-align: center;
  white-space: nowrap;
}
table.results th:first-child, table.results td:first-child { text-align: left; }
table.results thead th { border-bottom: 2px solid #212529; border-top: 2px solid #212529; }
table.results tbody tr:last-child td { border-bottom: 2px solid #212529; }
table.results tr.group td {
  font-style: italic;
  color: var(--muted);
  text-align: center;
  background: #fafafa;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
table.results tr.sep td { border-top: 1px solid var(--border); }
table.results tr.ours td { background: var(--ours-bg); font-weight: 700; color: var(--ours-text); }
table.results td.mean, table.results th.mean { border-left: 1px solid var(--border); }
table.results .gain { font-weight: 400; font-size: 0.85em; color: #2e8b57; }
.table-caption {
  text-align: center;
  color: var(--muted);
  font-size: 0.92em;
  margin: 10px auto 0;
  max-width: 820px;
}

/* Qualitative toggle */
.toggle { display: flex; justify-content: center; gap: 8px; margin-bottom: 18px; }
.qual-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
}
.qual-grid img { border-radius: 8px; width: 100%; height: auto; display: block; }
.qual-head { text-align: center; font-weight: 700; }
.qual-head.real { color: #8a8f98; }
.qual-head.ours { color: var(--ours-text); }

/* New-category examples */
.examples { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; align-items: center; }

/* Citation */
pre.bibtex {
  background: var(--gray-bg);
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 16px;
  text-align: left;
  font-size: 0.85em;
  white-space: pre-wrap;
  padding-right: 76px;
  position: relative;
  margin: 0;
}
.copy-btn { position: absolute; top: 8px; right: 8px; }

footer { padding: 18px 5% 34px; color: var(--muted); font-size: 0.9em; text-align: center; }

/* Phones */
@media (max-width: 720px) {
  .section { padding: 34px 16px; }
  .page-header, .teaser { padding-left: 16px; padding-right: 16px; }
  .authors a, .authors span { font-size: 19px; margin: 0 6px; }
  .affiliation { font-size: 15px; }
  .venue { font-size: 1.25em; }
  .links .btn { font-size: 16px; }
  .stats { grid-template-columns: 1fr; }
  .modalities { gap: 8px; }
  .modalities figcaption, .col-label { font-size: 0.85em; }
  .pruning, .examples { grid-template-columns: 1fr; }
  .qual-grid { gap: 6px 8px; }
  .qual-head { font-size: 0.85em; }
  .fig-card { padding: 12px; }
  table.results { font-size: 13px; }
  .abstract p { text-align: left; }
  mjx-container[display="true"] { font-size: 72% !important; }
}