.sidebar-head h2 {
  font-size: 1.125rem;
  margin: 0 0 .25rem;
  text-transform: capitalize;
}

.sidebar-links {
  list-style: none;
  padding: 0;
  margin: 0;

  li {
    margin: 0;
    padding: 0;
  }
}

.sidebar-links a {
  border-radius: 0.625rem;
  border: 0.0625rem solid transparent;
  color: var(--muted);
  display: block;
  font-size: clamp(1rem, 1vw, 1.125rem);
  line-height: 1.15;
  padding: 0.5rem 0.625rem;
  text-decoration: none;
  text-transform: capitalize;
  transition: background 0.2s ease, color 0.2s ease;
}

.sidebar-links a:hover,
.sidebar-links a.is-active {
  color: var(--text);
  background: rgba(56, 189, 248, 0.1);
  border-color: rgba(56, 189, 248, 0.25);
}

.note-meta {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  color: var(--muted);
  font-size: 0.875rem;
}

.note-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  padding: 0;
  list-style: none;
}

.note-list a {
  text-decoration: none;
  color: var(--text);
}

.search {
  position: relative;
  min-width: 13.75rem;
}

#search-input {
  width: 100%;
  padding: 0.5625rem 0.75rem;
  border-radius: 0.625rem;
  border: 0.0625rem solid var(--border);
  background: rgba(22, 25, 33, 0.9);
  color: var(--text);
}

#search-input:focus { outline: 0.125rem solid rgba(56, 189, 248, 0.4); }

.search-results {
  position: absolute;
  top: 2.75rem;
  right: 0;
  width: 20rem;
  max-height: 26.25rem;
  overflow: auto;
  background: var(--panel);
  border: 0.0625rem solid var(--border);
  border-radius: 0.75rem;
  padding: 0.625rem;
  box-shadow: var(--shadow);
  display: none;
  z-index: 30;
}

.search-results.active { display: block; }

.search-results ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.search-results li a { color: var(--text); text-decoration: none; }
.search-results .result-section { color: var(--muted); font-size: 0.75rem; }

.hero {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-bottom: 1rem;
}

.hero h1 { margin: 0; }

.hero p { margin: 0; color: var(--muted); }

.section-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: var(--gap);
}

.section-card h3 { margin: 0; }

.section-card .meta { color: var(--muted); font-size: 0.875rem; }

.tag { font-size: 0.8125rem; color: var(--muted); }

.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 0.625rem; border-bottom: 0.0625rem solid var(--border); text-align: left; }