:root {
  --bg: #f6f1f2;
  --surface: #ffffff;
  --surface-soft: #fbf6f7;
  --line: #e4d5d8;
  --text: #1f1719;
  --muted: #6f5b61;
  --brand: #9a3d4d;
  --brand-dark: #6f2837;
  --accent: #9d4a37;
  --journal-accent: #7f2f3f;
  --shadow: 0 14px 30px rgba(23, 32, 51, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f6f1f2 0%, #fcf8f9 260px, #f6f1f2 100%);
}

a {
  color: inherit;
}

code {
  padding: 2px 6px;
  border: 1px solid #eadde0;
  border-radius: 6px;
  background: #fcf7f8;
  font-family: Consolas, monospace;
  font-size: 0.95em;
}

mark {
  padding: 0 2px;
  background: #fff176;
  color: inherit;
  border-radius: 2px;
}

.site-header {
  padding: 28px 20px 18px;
  background: linear-gradient(135deg, #5f2230, #9a3d4d);
  color: #fff;
}

.site-header__inner,
.page-shell {
  max-width: 1400px;
  margin: 0 auto;
}

.site-header__inner {
  display: block;
}

.brand-block,
.search-panel,
.results-panel,
.intro-card {
  border-radius: 8px;
}

.brand-block {
  padding: 8px 20px 8px 20px;
  max-width: 1040px;
}
.eyebrow,
.panel-kicker,
.results-toolbar__label {
  margin: 0 0 8px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.eyebrow,
.panel-kicker,
.results-toolbar__label {
  color: var(--brand);
  font-weight: 700;
}

.eyebrow {
  color: #f0d6dc;
}

.site-header h1,
.intro-card h2,
.panel-head h2,
.results-toolbar h2 {
  margin: 0;
  line-height: 1.12;
}

.intro-card__title {
  color: #6f2837;
  font-weight: 600;
}

.intro-card__link {
  color: inherit;
  text-decoration: none;
}

.intro-card__link:hover,
.intro-card__link:focus {
  color: var(--brand);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.site-header h1 {
  font-size: clamp(32px, 4vw, 48px);
}

.hero-copy {
  margin: 14px 0 0;
  line-height: 1.55;
}

.hero-copy {
  color: #f4e5e8;
  font-size: 16px;
}

.page-shell {
  padding: 22px 20px 44px;
}

.intro-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.intro-card,
.search-panel,
.results-panel {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.intro-card {
  padding: 16px;
}

.intro-card p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.55;
}

.intro-card__meta {
  margin: 12px 0 0;
  color: var(--muted);
  font-weight: 400;
  line-height: 1.55;
}

.workspace {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 18px;
}

.search-panel {
  padding: 20px;
  align-self: start;
  position: sticky;
  top: 16px;
}

.results-panel {
  padding: 20px;
}

.panel-head,
.results-toolbar,
.result-card__header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.panel-head {
  justify-content: flex-start;
}

.results-toolbar {
  flex-wrap: wrap;
}

.results-toolbar__main {
  flex: 1 1 320px;
}

.results-toolbar__info {
  margin-top: 14px;
}

.results-toolbar__actions {
  display: flex;
  flex: 0 0 auto;
  align-items: flex-start;
  gap: 10px;
  flex-wrap: wrap;
  margin-left: auto;
}

.results-toolbar__export-block {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.results-toolbar__query-counter {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
  text-align: right;
}

.results-toolbar__actions .secondary-button[disabled] {
  opacity: 0.55;
  cursor: not-allowed;
}

.usage-insights__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.usage-insights__card {
  padding: 12px;
  border: 1px solid #eadde0;
  border-radius: 8px;
  background: #fff;
}

.usage-insights__label {
  margin: 0 0 6px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.usage-insights__value {
  margin: 0;
  line-height: 1.5;
  color: var(--text);
}

.report-section {
  margin-top: 24px;
}

.report-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.report-list__item {
  padding: 12px;
  border: 1px solid #eadde0;
  border-radius: 8px;
  background: #fff;
}

.report-list__title {
  margin: 0 0 6px;
  font-weight: 700;
  color: var(--brand-dark);
}

.report-list__meta {
  margin: 0;
  line-height: 1.5;
  color: var(--muted);
}

.help-box {
  margin: 16px 0 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-soft);
  color: var(--muted);
}

.help-box p {
  margin: 0 0 10px;
  line-height: 1.55;
}

.help-box p:last-child {
  margin-bottom: 0;
}

.hidden {
  display: none;
}

.search-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field--full,
.actions {
  grid-column: 1 / -1;
}

.field span {
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
}

input,
select,
button {
  font: inherit;
}

input,
select {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

input:focus,
select:focus {
  outline: 2px solid rgba(154, 61, 77, 0.18);
  border-color: var(--brand);
}

.actions {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.primary-button,
.secondary-button,
.pagination button {
  min-height: 42px;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
}

.primary-button {
  background: var(--brand);
  color: #fff;
}

.primary-button:hover {
  background: var(--brand-dark);
}

.secondary-button,
.pagination button {
  background: #fff;
  color: var(--text);
  border-color: var(--line);
}

.secondary-button:hover,
.pagination button:hover {
  border-color: #d8c2c8;
  background: #fdf8f9;
}

.muted {
  color: var(--muted);
}

.results-toolbar__info {
  min-width: 240px;
}

.results-toolbar__label {
  color: var(--brand);
}

.stats-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0;
}

.stats-strip[hidden] {
  display: none;
}

.stat-card {
  padding: 14px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
}

.stat-card strong {
  display: block;
  margin-bottom: 4px;
  font-size: 24px;
}

.results-list {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.result-card {
  padding: 18px;
  border: 1px solid var(--line);
  background: #fff;
}

.result-card__title-wrap {
  min-width: 0;
}

.result-card__journal-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  margin: 0 0 10px;
}

.result-card__journal {
  display: inline-block;
  margin: 0;
  font-size: 18px;
  line-height: 1.35;
  font-weight: 700;
  color: var(--journal-accent);
  text-decoration: none;
}

.result-card__journal-meta {
  margin: 0;
  font-size: 14px;
  line-height: 1.4;
  color: var(--muted);
}

.result-card__journal:hover {
  text-decoration: underline;
}

.result-card__title {
  margin: 0;
  font-size: 22px;
  line-height: 1.22;
}

.result-card__author {
  margin: 10px 0 10px;
  color: #4a343a;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
}

.result-card__meta-compact {
  margin: 12px 0 14px;
  color: var(--muted);
  line-height: 1.55;
}

.result-card__meta-compact-line + .result-card__meta-compact-line {
  margin-top: 4px;
}

.result-card__summary-block,
.result-card__problem-block,
.result-card__reference-block {
  margin-bottom: 14px;
}

.result-card__summary-block {
  margin-top: 8px;
}

.result-card__problem-toggle-wrap {
  margin-bottom: 22px;
}

.result-card__problem-toggle {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--brand);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.result-card__problem-toggle:hover {
  text-decoration: underline;
}

.result-card__summary-toggle-wrap {
  margin-bottom: 14px;
}

.result-card__summary-toggle {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--brand);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.result-card__summary-toggle:hover {
  text-decoration: underline;
}

.result-card__problems-panel {
  margin-bottom: 22px;
}

.result-card__section-title {
  margin: 0 0 8px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.result-card__summary,
.result-card__reference {
  margin: 0;
  line-height: 1.6;
}

.result-card--problem-only .result-card__meta-compact {
  display: block !important;
}

.result-card__problem-list {
  display: grid;
  gap: 10px;
}

.result-card__problem {
    margin: 0;
    line-height: 1.6;
  }
  
.result-card__problem-item {
    padding: 10px 12px;
    border-left: 3px solid #c1697b;
    background: #fdf8f9;
    display: grid;
    gap: 6px;
  }

.result-card__problem-note-inline {
    font-size: 0.8rem;
    line-height: 1.2;
    color: #7c4a54;
    font-weight: 400;
  }

.result-card__footer {
  margin-top: 12px;
}

.result-card__link {
  color: var(--brand);
  font-weight: 700;
  text-decoration: none;
}

.result-card__link:hover {
  text-decoration: underline;
}

.filter-chip {
  display: inline-flex;
  margin: 4px 6px 0 0;
  padding: 5px 10px;
  border-radius: 999px;
  background: #fff3e8;
  color: #8b420f;
  font-size: 12px;
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
}

.pagination button.is-active {
  border-color: var(--brand);
  background: #f7e8eb;
  color: var(--brand);
}

.empty-state {
  padding: 24px;
  border: 1px dashed #d9c7cc;
  border-radius: 8px;
  background: #fdf9fa;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 1100px) {
  .site-header__inner,
  .workspace,
  .intro-strip {
    grid-template-columns: 1fr;
  }

  .search-panel {
    position: static;
  }
}

@media (max-width: 760px) {
  .page-shell,
  .site-header {
    padding-left: 14px;
    padding-right: 14px;
  }

  .search-grid,
  .stats-strip,
  .usage-insights__grid {
    grid-template-columns: 1fr;
  }

  .panel-head,
  .results-toolbar,
  .result-card__header {
    flex-direction: column;
  }

  .result-card__journal-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .actions {
    flex-direction: column;
  }

  .results-toolbar__export-block {
    width: 100%;
    align-items: flex-start;
  }

  .results-toolbar__query-counter {
    text-align: left;
  }
}

.language-switch {
  display: inline-flex;
  gap: 6px;
  margin-top: 18px;
  padding: 4px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
}

.language-switch__button {
  min-height: 34px;
  padding: 7px 12px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: #fff;
  font-size: 14px;
}

.language-switch__button:hover,
.language-switch__button:focus {
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.12);
}

.language-switch__button.is-active {
  background: #fff;
  color: var(--brand-dark);
}

@media (max-width: 520px) {
  .language-switch {
    width: 100%;
    justify-content: space-between;
  }

  .language-switch__button {
    flex: 1 1 0;
    padding-inline: 8px;
  }
}
.site-header h1.about-page-title {
  font-size: 32px;
  line-height: 1.15;
}

@media (max-width: 760px) {
  .site-header h1.about-page-title {
    font-size: 28px;
  }
}