/* Biblioteca IRC — extensões sobre revista.css */

main.wide {
  max-width: 1060px;
}

.lib-toolbar {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0 2rem;
  padding: 1.1rem 1.2rem;
  background: var(--white);
  border: 1px solid var(--line);
}

.lib-toolbar-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: end;
}

.lib-field {
  flex: 1 1 180px;
  min-width: 0;
}

.lib-field label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.lib-field input,
.lib-field select {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--line);
  font: inherit;
  color: var(--ink);
  background: var(--white);
}

.lib-grid {
  display: grid;
  gap: 0.85rem;
}

.lib-card {
  display: block;
  padding: 1rem 1.15rem;
  background: var(--white);
  border: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s;
}

.lib-card:hover {
  border-color: var(--blue-deep);
}

.lib-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.lib-card h3 {
  margin: 0;
  font-size: 1.05rem;
  font-family: var(--serif);
}

.lib-badge {
  flex-shrink: 0;
  padding: 0.2rem 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  color: var(--muted);
  white-space: nowrap;
}

.lib-badge.open {
  border-color: rgba(52, 66, 88, 0.35);
  color: var(--blue-deep);
}

.lib-badge.locked {
  border-color: rgba(40, 50, 68, 0.25);
}

.lib-test-notice {
  margin: 0 0 1.25rem;
  padding: 0.7rem 1rem;
  border: 2px solid #c0392b;
  color: #c0392b;
  font-weight: 600;
  font-size: 0.92rem;
  text-align: center;
}

.lib-lock {
  display: inline-flex;
  align-items: center;
  vertical-align: -0.12em;
  margin-right: 0.2em;
}

.lib-lock-svg {
  display: block;
}

.lib-badge .lib-lock-svg {
  width: 13px;
  height: 13px;
}

h1 .lib-lock-svg {
  width: 18px;
  height: 18px;
}

.lib-card-meta {
  margin: 0.35rem 0 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.lib-card p {
  margin: 0.5rem 0 0;
  font-size: 0.93rem;
  color: var(--muted);
}

.lib-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.6rem;
}

.lib-tag {
  padding: 0.15rem 0.45rem;
  font-size: 0.75rem;
  background: rgba(52, 66, 88, 0.06);
  color: var(--muted);
}

.auth-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin: 1rem 0 1.5rem;
  padding: 0.85rem 1rem;
  background: rgba(52, 66, 88, 0.06);
  border: 1px solid var(--line);
  font-size: 0.92rem;
}

.auth-bar form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.auth-bar input[type="email"] {
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--line);
  font: inherit;
  min-width: 220px;
}

.auth-bar .button {
  padding: 0.5rem 0.85rem;
  cursor: pointer;
  font: inherit;
}

.viewer-toggle {
  display: inline-flex;
  border: 1px solid var(--line);
  margin: 1rem 0;
}

.viewer-toggle button {
  padding: 0.55rem 0.9rem;
  border: none;
  background: var(--white);
  font: inherit;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
}

.viewer-toggle button.active {
  background: var(--ink);
  color: var(--white);
}

.viewer-toggle button + button {
  border-left: 1px solid var(--line);
}

.viewer-frame {
  width: 100%;
  min-height: 70vh;
  border: 1px solid var(--line);
  background: #1a1a1a;
}

.viewer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1rem 0;
}

.toc-list {
  margin: 1rem 0;
  padding: 0;
  list-style: none;
}

.toc-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.93rem;
}

.toc-list li span:last-child {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.empty-state {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--line);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 720px) {
  .lib-card-head {
    flex-direction: column;
  }
}