/* Layout */
body {
  font-family: sans-serif;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 1.5em;
}

h1 {
  text-align: center;
  margin-bottom: 1em;
  margin-top: 15px;
  font-size: 22px;
}

/* Search input */
.search-container {
  position: relative;
  width: 100%;
  margin-bottom: 1em;
}

#search {
  width: 100%;
  padding: 0.5em 2.25em 0.5em 0.75em; /* leave space for clear icon */
  font-size: 1em;
  box-sizing: border-box;
  border: 1px solid #ccc;
  border-radius: 4px;
}

/* Clear search icon */
#clear-search {
  position: absolute;
  right: 0.5em;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  display: none;
  line-height: 1;
  color: #888;
}

#clear-search i {
  font-size: 1.1em;
  line-height: 1;
  vertical-align: middle;
}

#clear-search:hover i {
  color: #000;
}

/* Filters */
fieldset {
  border: none;
  padding: 0;
  margin: 0 0 1.5em 0;
}

legend {
  font-weight: bold;
  margin-bottom: 0.5em;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3em;
}

.filter-group label {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  white-space: nowrap;
  font-size: 0.95em;
  background-color: #f1f1f1;
  padding: 0.3em 0.4em;
  border-radius: 4px;
  user-select: none;
}

.filter-group label.level {
  background-color: #ddd;
}

/* Results list */
#results {
  list-style: none;
  padding: 0;
  margin: 0;
}

#results li {
  border: 1px solid #ddd;
  padding: 0em 1em;
  margin-bottom: 1em;
  border-radius: 4px;
  background-color: #f9f9f9;
}

#results li label {
  border-radius: 3px;
  background: #ddd;
  font-size: small;
  margin-left: 5px;
  padding: 2px 4px;
}

#results li.noresults {
  padding: 1em;
}

/* Highlighting */
mark {
  background-color: yellow;
  border-radius: 2px;
}

/* Responsive tweaks */
@media (max-width: 600px) {
  body {
    font-size: 0.95em;
  }

  #clear-search i {
    font-size: 1.2em;
  }
}