/* ═══════════════════════════════════════════
   KITE Project Page — Custom Styles
   ═══════════════════════════════════════════ */

/* ── Foundations ── */
:root {
  --primary: #1a1a2e;
  --accent: #16a3b8;
  --accent-light: #e0f7fa;
  --accent-gradient: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
  --card-shadow: 0 4px 24px rgba(0,0,0,0.07);
  --radius: 12px;
}

body {
  font-family: 'Noto Sans', sans-serif;
  color: #333;
  overflow-x: hidden;
}

/* ── Hero ── */
.hero-gradient {
  background: var(--accent-gradient);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.hero-gradient::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0; right: 0;
  height: 80px;
  background: linear-gradient(to bottom, transparent, #fff);
  pointer-events: none;
}

.venue-badge {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 1.30rem;
  letter-spacing: 0.08em;
  padding: 0.35em 1.1em;
  border-radius: 20px;
  margin-bottom: 1.2rem;
  text-transform: uppercase;
}

.publication-title {
  font-family: 'Google Sans', 'Noto Sans', sans-serif;
  font-weight: 700;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 1rem;
  font-size: 2.4rem;
}

.kite-accent {
  color: var(--accent);
  font-weight: 700;
}

.publication-authors {
  font-family: 'Google Sans', sans-serif;
  margin-bottom: 0.3rem;
}
.publication-authors a {
  color: #b0d4f1 !important;
  text-decoration: none;
}
.publication-authors a:hover {
  text-decoration: underline;
  color: #fff !important;
}

.author-block {
  display: inline-block;
}

.publication-affiliations {
  color: rgba(255,255,255,0.75);
  margin-bottom: 1.2rem;
}

.publication-links {
  margin-top: 1rem;
}
.link-btn {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.link-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.25);
}

/* ── Teaser ── */
.teaser-section {
  padding-top: 2rem;
  padding-bottom: 1rem;
}
.teaser-image img {
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  width: 100%;
}
.teaser-caption {
  margin-top: 1rem;
  color: #555;
  font-size: 0.95rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* ── Section titles ── */
.section-title {
  font-family: 'Google Sans', sans-serif;
  position: relative;
  display: inline-block;
  padding-bottom: 0.4rem;
}
.section-title::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  margin-top: 0.4rem;
}

/* center the titles + underline */
.columns.is-centered .section-title {
  margin-left: auto;
  margin-right: auto;
}
/* center underline when title is centered */
.has-text-centered .section-title::after,
.columns.is-centered .section-title::after {
  margin-left: auto;
  margin-right: auto;
}

/* ── Abstract ── */
.abstract-text {
  font-size: 1.05rem;
  line-height: 1.75;
}

/* ── Method ── */
.method-subtitle {
  color: #555;
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
}
.pipeline-figure {
  margin-bottom: 2rem;
}
.pipeline-figure img {
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
}

.method-card {
  border-radius: var(--radius);
  border: none;
  box-shadow: var(--card-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  height: 100%;
}
.method-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}
.method-card-icon {
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 0.6rem;
}
.method-card .title {
  font-family: 'Google Sans', sans-serif;
}

/* KITE context string box */
.kite-context-box {
  margin-top: 2rem;
  background: var(--primary);
  border-radius: var(--radius);
  padding: 1.2rem 1.6rem;
  overflow-x: auto;
}
.kite-context-label {
  color: rgba(255,255,255,0.5);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}
.kite-context-string {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.88rem;
  color: #e0e0e0;
  white-space: nowrap;
}
.tok {
  padding: 0.15em 0.5em;
  border-radius: 4px;
  font-weight: 600;
}
.tok-robot   { background: #2e4057; color: #7ec8e3; }
.tok-plan    { background: #37474f; color: #aed581; }
.tok-kf      { background: #4a3728; color: #ffcc80; }
.tok-contact { background: #3e2723; color: #ef9a9a; }
.tok-scene   { background: #1b5e20; color: #a5d6a7; }
.tok-sep     { color: rgba(255,255,255,0.3); }

/* ── Video / Demo ── */
.video-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--card-shadow);
}
.video-container iframe,
.video-container video {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
}
.video-placeholder {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 1.1rem;
}
.video-placeholder i {
  font-size: 3.5rem;
  margin-bottom: 0.8rem;
  opacity: 0.6;
}

/* ── Results ── */
.headline-numbers {
  margin-bottom: 0.5rem;
}
.stat-card {
  padding: 1.4rem 1rem;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
}
.stat-number {
  font-family: 'Google Sans', sans-serif;
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.1;
}
.stat-label {
  color: #666;
  font-size: 0.88rem;
  margin-top: 0.3rem;
}

.results-table {
  font-size: 0.92rem;
  border-radius: var(--radius);
  overflow: hidden;
}
.results-table thead th {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  border-color: #2a2a4a;
}
.highlight-row td {
  background: var(--accent-light) !important;
  color: #333 !important;
}
.highlight-row-ft td {
  background: #e8f5e9 !important;
  color: #333 !important;
}
.finetuned-separator td {
  border-top: 2px dashed #ccc;
}

.qual-figure img {
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  width: 100%;
}
.qual-caption {
  margin-top: 0.8rem;
  color: #555;
  font-size: 0.93rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* ── BibTeX ── */
.bibtex-box {
  position: relative;
  background: #f5f5f5;
  border-radius: var(--radius);
  padding: 1.5rem;
  border-left: 4px solid var(--accent);
}
.bibtex-box pre {
  background: transparent;
  padding: 0;
  margin: 0;
  font-size: 0.88rem;
}
.copy-btn {
  position: absolute;
  top: 0.8rem;
  right: 0.8rem;
}

/* ── Footer ── */
.footer {
  padding: 2rem 1.5rem;
}
.footer-links {
  display: flex;
  gap: 1.2rem;
  justify-content: center;
}
.footer .icon-link {
  font-size: 1.5rem;
  color: #333;
  transition: color 0.2s;
}
.footer .icon-link:hover {
  color: var(--accent);
}

/* ── Animations ── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ── */
@media screen and (max-width: 768px) {
  .publication-title {
    font-size: 1.6rem;
  }
  .kite-context-string {
    font-size: 0.72rem;
  }
  .stat-number {
    font-size: 2rem;
  }
}