/* Notion-style clean theme for papers site */

/* ===== Global typography ===== */
.md-typeset {
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--md-default-fg-color, #37352f);
}

.md-typeset h1 {
  font-weight: 700;
  font-size: 2rem;
  margin-bottom: 1rem;
  border-bottom: none;
}

.md-typeset h2 {
  font-weight: 600;
  font-size: 1.4rem;
  margin-top: 2rem;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  padding-bottom: 0.3rem;
}

.md-typeset h3 {
  font-weight: 600;
  font-size: 1.1rem;
  margin-top: 1.5rem;
}

/* ===== Content width ===== */
.md-grid {
  max-width: 1400px;
}

.md-main__inner {
  margin: 0 auto;
}

/* ===== Paper cards grid (home page) ===== */
.paper-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 12px;
  margin-top: 1.5rem;
}

.paper-card {
  display: block;
  text-decoration: none;
  color: inherit;
  padding: 14px 16px;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 8px;
  background: var(--md-default-bg-color, #fff);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.paper-card:hover {
  border-color: rgba(0,0,0,0.2);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

[data-md-color-scheme="slate"] .paper-card {
  border-color: rgba(255,255,255,0.1);
}
[data-md-color-scheme="slate"] .paper-card:hover {
  border-color: rgba(255,255,255,0.25);
}

.paper-card-title {
  font-weight: 600;
  font-size: 0.9rem;
  line-height: 1.4;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.paper-card-meta {
  font-size: 0.75rem;
  color: var(--md-default-fg-color--light, #6b6b6b);
  margin-bottom: 6px;
}

.paper-card-tags {
  font-size: 0.7rem;
  color: var(--md-default-fg-color--lighter, #999);
}

/* ===== Tag filter bar ===== */
.tag-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 1.5rem;
}

.tag-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 16px;
  background: transparent;
  font-size: 0.75rem;
  color: var(--md-default-fg-color--light, #6b6b6b);
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}

.tag-chip:hover {
  border-color: var(--md-accent-fg-color, #2962ff);
  color: var(--md-accent-fg-color, #2962ff);
}

.tag-chip-active {
  background: var(--md-accent-fg-color, #2962ff);
  color: white;
  border-color: var(--md-accent-fg-color, #2962ff);
}

.tag-count {
  margin-left: 4px;
  opacity: 0.6;
  font-size: 0.65rem;
}

[data-md-color-scheme="slate"] .tag-chip {
  border-color: rgba(255,255,255,0.15);
}

/* ===== Hide paper card when filtered out ===== */
.paper-card.hidden {
  display: none;
}

/* ===== KaTeX adjustments ===== */
.md-typeset .arithmatex {
  font-size: 1.0em;
}

.md-typeset .katex-display {
  margin: 1.5em 0;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 0.5em 0;
}

/* ===== Admonition (Notion callout style) ===== */
.md-typeset .admonition,
.md-typeset details {
  border-radius: 8px;
  border: 1px solid rgba(0,0,0,0.08);
  box-shadow: none;
  background: rgba(0,0,0,0.01);
}

/* ===== Code blocks ===== */
.md-typeset pre > code {
  font-size: 0.78rem;
  line-height: 1.5;
}

/* ===== Navigation sidebar ===== */
.md-nav--primary .md-nav__title {
  font-weight: 600;
}

.md-nav__item .md-nav__link {
  font-size: 0.8rem;
}

/* ===== Footer ===== */
.md-footer {
  display: none;
}