.tool-hero,
.source-console,
.source-library,
.source-catalog,
.reader-loader,
.reader-shell,
.safety-note {
  max-width: 1180px;
  margin: 4rem auto;
  padding: 0 2rem;
}
.tool-hero {
  max-width: 1050px;
  text-align: center;
}
.tool-hero h1 {
  font-size: clamp(2.8rem, 7vw, 5.6rem);
  margin: 0.7rem auto 1rem;
}
.tool-hero > p:last-of-type {
  max-width: 760px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 1.08rem;
}
.mode-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2.5rem;
  text-align: left;
}
.mode-grid article {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--cream);
}
.mode-grid b,
.source-badge {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
}
.mode-grid h2 {
  font-size: 1.55rem;
  margin: 0.8rem 0 0.5rem;
}
.mode-grid p {
  color: var(--muted);
  margin: 0;
}
.source-console,
.reader-loader {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: end;
  padding: 2rem;
  background: var(--ink);
  color: var(--paper);
  border-radius: 24px;
}
.source-console h2,
.reader-loader h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}
.source-console p,
.reader-loader p {
  color: #cfdbd7;
}
.source-form label,
.reader-inputs label,
.reader-settings label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.8rem;
  font-weight: 700;
}
.source-form > div,
.reader-inputs form > div {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.6rem;
}
.source-form input,
.reader-inputs input,
.reader-settings select {
  min-width: 0;
  padding: 0.8rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--cream);
  color: var(--ink);
}
#form-status {
  margin: 0.5rem 0 0;
  min-height: 1.5rem;
}
.source-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.source-manage-card {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--cream);
  overflow: hidden;
}
.source-manage-card h3 {
  font-size: 1.45rem;
  margin: 0.6rem 0;
}
.source-url {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--muted);
  font-size: 0.78rem;
}
.source-meta {
  font-size: 0.75rem;
  color: var(--muted);
}
.source-result {
  padding: 0.65rem;
  border-radius: 10px;
  background: #eee7dc;
  font-size: 0.82rem;
}
.source-result.success {
  background: #dcebe2;
  color: #23523b;
}
.source-result.failure {
  background: #f4dfd7;
  color: #813921;
}
.source-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.source-actions .text-link {
  padding: 0.55rem 0.15rem;
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.2rem;
}
.source-catalog {
  scroll-margin-top: 6rem;
}
.catalog-filters {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 0.8rem;
  padding: 1rem;
  border-radius: 16px;
  background: var(--ink);
}
.catalog-filters label {
  display: grid;
  gap: 0.35rem;
  color: var(--paper);
  font-size: 0.75rem;
  font-weight: 700;
}
.catalog-filters input,
.catalog-filters select {
  width: 100%;
  min-width: 0;
  padding: 0.75rem;
  border: 1px solid #7f918c;
  border-radius: 9px;
  background: var(--cream);
  color: var(--ink);
}
.catalog-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin: 1rem 0;
}
.catalog-toolbar p {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}
.catalog-toolbar > div {
  display: flex;
  gap: 0.5rem;
}
.catalog-results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
  max-height: 760px;
  overflow: auto;
  padding: 0.15rem;
}
.catalog-rule {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--cream);
  cursor: pointer;
}
.catalog-rule:hover {
  border-color: var(--orange);
}
.catalog-rule input {
  margin-top: 0.22rem;
}
.catalog-rule-content,
.catalog-rule-heading {
  display: flex;
  min-width: 0;
}
.catalog-rule-content {
  flex-direction: column;
  gap: 0.25rem;
}
.catalog-rule-heading {
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.catalog-rule-heading strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.catalog-rule-heading small {
  flex: none;
  padding: 0.16rem 0.4rem;
  border-radius: 99px;
  background: #dcebe2;
  color: #23523b;
  font-size: 0.62rem;
}
.catalog-rule-heading small.disabled {
  background: #eee7dc;
  color: var(--muted);
}
.catalog-rule-meta,
.catalog-rule-url {
  overflow: hidden;
  color: var(--muted);
  font-size: 0.72rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.catalog-empty {
  grid-column: 1/-1;
  padding: 2rem;
  border: 1px dashed var(--line);
  border-radius: 12px;
  color: var(--muted);
  text-align: center;
}
.safety-note {
  padding: 1.6rem 2rem;
  border-left: 4px solid var(--orange);
  background: var(--cream);
}
.safety-note h2 {
  font-size: 1.4rem;
}
.safety-note p {
  margin: 0;
  color: var(--muted);
}
.reader-hero {
  margin-bottom: 2rem;
}
.reader-loader {
  align-items: center;
}
.reader-inputs {
  display: grid;
  gap: 1rem;
}
.file-picker {
  padding: 1rem;
  border: 1px dashed #8fa69f;
  border-radius: 12px;
}
.reader-shell {
  padding: 0 2rem;
}
.reader-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: end;
  margin-bottom: 1rem;
}
.reader-toolbar h2 {
  margin-bottom: 0.3rem;
}
.reader-toolbar p {
  margin: 0;
  color: var(--muted);
}
.reader-settings {
  display: flex;
  gap: 0.7rem;
  align-items: end;
}
.reader-settings input {
  width: 120px;
}
.reader-settings select {
  padding: 0.55rem;
}
.reader-settings label > span {
  color: var(--muted);
}
#reader-view {
  height: min(72vh, 760px);
  min-height: 520px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--cream);
  overflow: hidden;
  box-shadow: var(--shadow);
}
#reader-view.night {
  background: #17211f;
}
.reader-empty {
  height: 100%;
  display: grid;
  place-items: center;
  color: var(--muted);
  padding: 2rem;
  text-align: center;
}
.reader-navigation {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: center;
  margin-top: 1rem;
}
.reader-navigation p {
  text-align: center;
  color: var(--muted);
  margin: 0;
}
.error {
  color: #f0a48d !important;
}
@media (max-width: 800px) {
  .tool-hero,
  .source-console,
  .source-library,
  .source-catalog,
  .reader-loader,
  .reader-shell,
  .safety-note {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  .mode-grid,
  .source-console,
  .reader-loader,
  .source-list {
    grid-template-columns: 1fr;
  }
  .reader-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }
  .reader-settings {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .reader-settings label:last-child {
    grid-column: 1/-1;
  }
  .reader-settings input {
    width: 100%;
  }
  #reader-view {
    height: 68vh;
    min-height: 480px;
  }
  .catalog-filters {
    grid-template-columns: 1fr 1fr;
  }
  .catalog-filters label:first-child {
    grid-column: 1/-1;
  }
  .catalog-results {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 520px) {
  .mode-grid {
    grid-template-columns: 1fr;
  }
  .source-form > div,
  .reader-inputs form > div {
    grid-template-columns: 1fr;
  }
  .reader-navigation {
    grid-template-columns: 1fr 1fr;
  }
  .reader-navigation p {
    grid-column: 1/-1;
    grid-row: 1;
  }
  .reader-settings {
    grid-template-columns: 1fr;
  }
  .catalog-filters {
    grid-template-columns: 1fr;
  }
  .catalog-filters label:first-child {
    grid-column: auto;
  }
  .catalog-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }
  .catalog-toolbar > div {
    width: 100%;
  }
  .catalog-toolbar button {
    flex: 1;
  }
  #reader-view {
    min-height: 420px;
  }
}