/* ============================================================
   OmniRetriever project page — custom styles on top of Bulma
   ============================================================ */

:root {
  --ink:        #2a2440;
  --ink-soft:   #3f3760;
  --muted:      #6b6285;
  --line:       #ece8f4;
  --bg:         #ffffff;
  --bg-soft:    #faf8fe;
  --bg-tint:    #f1ebfb;
  --accent:     #8b5cf6;
  --accent-2:   #a78bfa;
  --accent-soft:#f5f3ff;
  --accent-tint:#ede9fe;
  --shadow:     0 4px 20px rgba(124, 92, 246, 0.07);
  --shadow-lg:  0 10px 30px rgba(124, 92, 246, 0.12);
  --radius:     12px;
}

* { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
  font-family: 'Inter', 'Noto Sans', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
}

/* ----- HERO ---------------------------------------------------- */

.hero {
  background:
    radial-gradient(ellipse 90% 70% at 50% 0%,
      rgba(167, 139, 250, 0.22),
      rgba(196, 181, 253, 0.10) 45%,
      transparent 80%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
  padding-top: 4rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
}

.publication-name {
  font-family: 'Inter', 'Google Sans', sans-serif;
  font-weight: 800;
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--ink) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.6rem;
}

.publication-subtitle {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: clamp(1.05rem, 1.7vw, 1.4rem);
  line-height: 1.35;
  color: var(--ink-soft);
  margin-bottom: 1.8rem;
  letter-spacing: -0.005em;
}

.publication-authors {
  font-family: 'Inter', sans-serif;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 0.4rem;
}

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

.publication-authors .author-sep {
  display: inline-block;
  color: var(--muted);
  margin: 0 0.4rem;
}

.publication-affiliation {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 1.8rem;
}

.footer-contact {
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-bottom: 0.6rem !important;
}

.footer-contact i {
  margin-right: 0.4rem;
  color: var(--accent);
  font-size: 0.9rem;
}

/* ----- LINK BUTTONS ------------------------------------------- */

.publication-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-top: 1rem;
}

.publication-links .link-block {
  margin: 0;
}

.publication-links .button.is-dark {
  background: var(--ink);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 0.55rem 1.15rem;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  box-shadow: 0 2px 6px rgba(20, 25, 50, 0.12);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.publication-links .button.is-dark:hover {
  background: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(139, 92, 246, 0.32);
}

.publication-links .button .icon {
  margin-right: 0.4em;
}

/* ----- TEASER ------------------------------------------------- */

.hero.teaser {
  background: none;
  border: none;
  padding-top: 1.5rem;
  padding-bottom: 0;
}

.hero.teaser img {
  max-width: 100%;
  margin: 0 auto;
  display: block;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.hero.teaser .subtitle {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.55;
  max-width: 820px;
  margin: 1.25rem auto 0;
}

/* ----- SECTIONS ----------------------------------------------- */

.section {
  padding: 3rem 1.5rem;
}

.title.is-3 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 2rem;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 1.5rem;
  position: relative;
}

.title.is-3.has-text-centered::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  margin: 0.6rem auto 0;
  border-radius: 2px;
}

.content {
  font-size: 1.02rem;
  color: var(--ink-soft);
}

.content p, .content li { line-height: 1.75; }

.content ul {
  list-style: none;
  margin-left: 0;
  padding-left: 0;
}

.content ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.7rem;
}

.content ul li::before {
  content: '▸';
  position: absolute;
  left: 0.1rem;
  top: 0;
  color: var(--accent);
  font-weight: 700;
}

/* ----- TL;DR NOTIFICATION ------------------------------------- */

.notification.is-light {
  background: linear-gradient(135deg, var(--accent-tint) 0%, var(--accent-soft) 100%);
  border: 1px solid rgba(139, 92, 246, 0.18);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  color: var(--ink);
  font-size: 1.02rem;
  box-shadow: var(--shadow);
}

.notification.is-light strong {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* ----- RESULT BOXES ------------------------------------------- */

.box {
  background: var(--bg);
  border: 1px solid var(--line);
  border-top: 3px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2.4rem 1.6rem 2.1rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(139, 92, 246, 0.35);
  border-top-color: var(--accent);
}

.box .heading {
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.4rem;
  line-height: 1.3;
}

.box .title.is-4 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 1.55rem;
  line-height: 1.35;
  color: var(--accent);
  margin: 0 0 1rem 0;
  letter-spacing: -0.01em;
  padding: 0.15em 0;
}

.box .subtitle.is-6 {
  font-family: 'Inter', sans-serif;
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 0;
}

/* horizontal gap between result cards */
.result-cards {
  margin-top: 2.25rem;
  --columnGap: 1.5rem;
}

.result-cards.columns:not(.is-variable) > .column {
  padding-left: 0.85rem;
  padding-right: 0.85rem;
}

/* ----- METHOD / BENCH (alt background) ------------------------ */

.section-alt {
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-width: 100%;
}

.method-figure { margin: 1.75rem 0 1.25rem; }

.bench-figure { margin-top: 1.25rem; }

.bench-figure img { max-width: 100%; }

.figure-caption {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 0.75rem;
  font-style: italic;
}

.section-tldr {
  padding-top: 1.5rem;
  padding-bottom: 0.5rem;
}

.result-detail { margin-top: 2rem; }

.teaser-caption {
  font-size: 0.95rem !important;
  color: var(--muted) !important;
  line-height: 1.55;
  max-width: 820px;
  margin: 1.25rem auto 0 !important;
}

/* ----- BIBTEX ------------------------------------------------- */

pre {
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  background: linear-gradient(135deg, #2a2440 0%, #3d2f5e 100%);
  color: #ece8f4;
  font-family: 'JetBrains Mono', 'SF Mono', 'Menlo', monospace;
  font-size: 0.86rem;
  line-height: 1.6;
  overflow-x: auto;
  box-shadow: var(--shadow);
}

pre code { background: none; color: inherit; padding: 0; }

/* ----- ABSTRACT ----------------------------------------------- */

.content.has-text-justified {
  text-align: left;
}

.section .content p {
  font-size: 1.02rem;
  color: var(--ink-soft);
}

/* ----- FOOTER ------------------------------------------------- */

.footer {
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  padding: 2rem 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer a { color: var(--accent); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

/* ----- MATH (inline) ----------------------------------------- */

.math {
  font-family: 'STIX Two Math', 'Latin Modern Math', serif;
}

/* ----- RESPONSIVE -------------------------------------------- */

@media (max-width: 768px) {
  .hero { padding-top: 2.5rem; }
  .publication-name { font-size: 2.2rem; }
  .publication-subtitle { font-size: 1.05rem; }
  .section { padding: 2rem 1rem; }
  .title.is-3 { font-size: 1.6rem; }
  .box .title.is-4 { font-size: 1.45rem; }
  pre { font-size: 0.78rem; padding: 1rem; }
}