/* Awesome-LCLM interactive reader */

:root {
  --lclm-bg: #f4f6fb;
  --lclm-surface: #ffffff;
  --lclm-ink: #141824;
  --lclm-muted: #5b6475;
  --lclm-line: rgba(20, 24, 36, 0.08);
  --lclm-accent: #3457b2;
  --lclm-accent-soft: rgba(52, 87, 178, 0.1);
  --lclm-radius: 14px;
  --lclm-sidebar: 280px;
  --lclm-font: "Noto Sans", "Google Sans", -apple-system, BlinkMacSystemFont, sans-serif;
}

body.lclm-reader {
  margin: 0;
  background: var(--lclm-bg);
  color: var(--lclm-ink);
  font-family: var(--lclm-font);
  -webkit-font-smoothing: antialiased;
}

.venue-ribbon--resource .venue-badge {
  color: #0f172a;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(226, 232, 240, 0.95));
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.lclm-hero {
  padding: 1.5rem 1.25rem 0.5rem;
}

.lclm-hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  text-align: center;
}

.lclm-hero h1 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 0.4rem 0 0.75rem;
  line-height: 1.25;
}

.lclm-lead {
  max-width: 46rem;
  margin: 0 auto 1rem;
  color: var(--lclm-muted);
  font-size: 1.02rem;
  line-height: 1.55;
}

.lclm-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  justify-content: center;
  margin-bottom: 0.75rem;
}

.lclm-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  justify-content: center;
  margin: 0.5rem 0 0;
}

.lclm-badges img {
  height: 20px;
}

.lclm-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0.75rem 1rem 3rem;
  display: grid;
  grid-template-columns: var(--lclm-sidebar) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.lclm-sidebar {
  position: sticky;
  top: 4.5rem;
  max-height: calc(100vh - 5rem);
  overflow: auto;
  background: var(--lclm-surface);
  border: 1px solid var(--lclm-line);
  border-radius: var(--lclm-radius);
  box-shadow: 0 4px 20px rgba(20, 28, 45, 0.05);
  padding: 0.85rem 0.7rem;
}

.lclm-sidebar-title {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lclm-muted);
  padding: 0.2rem 0.55rem 0.65rem;
}

.lclm-nav-group {
  margin-bottom: 0.65rem;
}

.lclm-nav-group-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--lclm-muted);
  padding: 0.35rem 0.55rem;
}

.lclm-nav-btn {
  width: 100%;
  text-align: left;
  border: 0;
  background: transparent;
  border-radius: 10px;
  padding: 0.55rem 0.65rem;
  cursor: pointer;
  color: var(--lclm-ink);
  font: inherit;
  font-size: 0.9rem;
  line-height: 1.3;
  transition: background 0.15s ease, color 0.15s ease;
}

.lclm-nav-btn:hover {
  background: rgba(52, 87, 178, 0.07);
}

.lclm-nav-btn.is-active {
  background: var(--lclm-accent-soft);
  color: var(--lclm-accent);
  font-weight: 700;
}

.lclm-main {
  min-width: 0;
  background: var(--lclm-surface);
  border: 1px solid var(--lclm-line);
  border-radius: var(--lclm-radius);
  box-shadow: 0 4px 20px rgba(20, 28, 45, 0.05);
  padding: 1rem 1.1rem 1.4rem;
}

.lclm-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--lclm-line);
}

.lclm-chapter-title {
  margin: 0;
  font-size: 1.35rem;
  line-height: 1.3;
}

.lclm-search {
  flex: 1 1 220px;
  max-width: 360px;
  position: relative;
}

.lclm-search input {
  width: 100%;
  border: 1px solid var(--lclm-line);
  border-radius: 999px;
  padding: 0.55rem 0.9rem 0.55rem 2.2rem;
  font: inherit;
  background: #f8f9fc;
}

.lclm-search input:focus {
  outline: 2px solid rgba(52, 87, 178, 0.28);
  outline-offset: 1px;
  background: #fff;
}

.lclm-search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--lclm-muted);
  font-size: 0.85rem;
  pointer-events: none;
}

.lclm-status {
  color: var(--lclm-muted);
  font-size: 0.92rem;
  padding: 1.5rem 0.25rem;
}

.lclm-status.is-error {
  color: #9b1c1c;
}

.lclm-subhead {
  margin: 1.35rem 0 0.65rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--lclm-ink);
  padding-top: 0.35rem;
  border-top: 1px dashed var(--lclm-line);
}

.lclm-subhead:first-child {
  border-top: 0;
  margin-top: 0.25rem;
}

.lclm-paper-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.lclm-paper {
  border: 1px solid var(--lclm-line);
  border-radius: 12px;
  padding: 0.85rem 0.95rem;
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.lclm-paper:hover {
  border-color: rgba(52, 87, 178, 0.35);
  box-shadow: 0 6px 18px rgba(20, 28, 45, 0.06);
}

.lclm-paper-title {
  margin: 0 0 0.35rem;
  font-size: 0.98rem;
  line-height: 1.4;
  font-weight: 700;
}

.lclm-paper-title a {
  color: inherit;
  text-decoration: none;
}

.lclm-paper-title a:hover {
  color: var(--lclm-accent);
  text-decoration: underline;
}

.lclm-paper-meta {
  margin: 0;
  color: var(--lclm-muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.lclm-paper-meta em {
  font-style: italic;
  color: #3f4758;
}

.lclm-paper-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.55rem;
  align-items: center;
}

.lclm-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.22rem 0.55rem;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid var(--lclm-line);
  color: var(--lclm-ink);
  background: #f8f9fc;
}

.lclm-chip:hover {
  border-color: rgba(52, 87, 178, 0.4);
  color: var(--lclm-accent);
}

.lclm-chip img {
  height: 16px;
  vertical-align: middle;
}

.lclm-mobile-nav {
  display: none;
  margin-bottom: 0.75rem;
}

.lclm-mobile-nav select {
  width: 100%;
  border: 1px solid var(--lclm-line);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  font: inherit;
  background: #fff;
}

.lclm-footer-note {
  max-width: 1180px;
  margin: 0 auto 2.5rem;
  padding: 0 1rem;
  color: var(--lclm-muted);
  font-size: 0.88rem;
  text-align: center;
}

@media (max-width: 920px) {
  .lclm-shell {
    grid-template-columns: 1fr;
  }

  .lclm-sidebar {
    display: none;
  }

  .lclm-mobile-nav {
    display: block;
  }
}