:root {
  --bg: #f5efe3;
  --panel: rgba(255, 252, 246, 0.88);
  --panel-strong: #fffaf0;
  --text: #1b1a17;
  --muted: #5f5a50;
  --accent: #0f766e;
  --accent-strong: #115e59;
  --accent-soft: #ccfbf1;
  --border: rgba(27, 26, 23, 0.12);
  --shadow: 0 18px 60px rgba(26, 22, 14, 0.12);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.15), transparent 28%),
    radial-gradient(circle at top right, rgba(180, 83, 9, 0.14), transparent 24%),
    linear-gradient(180deg, #f9f4ea 0%, #f3ebdb 48%, #efe7d8 100%);
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 64px;
}

.hero {
  padding: 22px 4px 30px;
}

.eyebrow {
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--accent-strong);
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.4rem, 4vw, 4.5rem);
  line-height: 0.96;
  max-width: 10ch;
}

.hero-copy {
  max-width: 720px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.65;
}

.hero-link {
  margin: 16px 0 0;
}

.hero-link a {
  color: var(--accent-strong);
  font-weight: 700;
}

.search-panel {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.search-form {
  display: grid;
  grid-template-columns: minmax(0, 1.9fr) minmax(220px, 0.9fr) auto;
  gap: 16px;
  align-items: end;
}

.field-group,
.field-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.field-group label {
  font-size: 0.92rem;
  font-weight: 700;
}

.field-group input,
.field-group select {
  width: 100%;
  padding: 15px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.8);
  font: inherit;
  color: var(--text);
}

.field-group input:focus,
.field-group select:focus {
  outline: 2px solid rgba(15, 118, 110, 0.22);
  border-color: var(--accent);
}

.field-actions {
  flex-direction: row;
  align-items: stretch;
  justify-content: flex-end;
}

.primary-btn,
.ghost-btn,
.download-link {
  border: 0;
  border-radius: 999px;
  padding: 15px 20px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.primary-btn {
  background: linear-gradient(135deg, var(--accent) 0%, #0d9488 100%);
  color: white;
  box-shadow: 0 12px 24px rgba(15, 118, 110, 0.22);
}

.ghost-btn {
  background: rgba(27, 26, 23, 0.06);
  color: var(--text);
}

.download-link:hover,
.primary-btn:hover,
.ghost-btn:hover {
  transform: translateY(-1px);
}

.search-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.status-pill {
  margin: 0;
  padding: 9px 14px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 700;
  font-size: 0.92rem;
}

.results-summary {
  margin: 0;
  color: var(--muted);
}

.results-section {
  margin-top: 28px;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 22px;
}

.result-card,
.empty-state {
  background: var(--panel-strong);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.result-card {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.card-top {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 700;
}

.badge-modality {
  background: rgba(15, 118, 110, 0.1);
  color: var(--accent-strong);
}

.badge-year {
  background: rgba(180, 83, 9, 0.12);
  color: #9a3412;
}

.card-title {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.4rem;
  line-height: 1.15;
}

.card-details {
  margin: 0;
  display: grid;
  gap: 14px;
}

.card-details div {
  display: grid;
  gap: 4px;
}

.card-details dt {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 700;
}

.card-details dd {
  margin: 0;
  word-break: break-word;
  line-height: 1.5;
}

.card-articles-block h3 {
  margin: 0 0 10px;
  font-size: 1rem;
}

.card-articles {
  display: grid;
  gap: 10px;
}

.article-item {
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(27, 26, 23, 0.04);
}

.article-item strong {
  display: block;
  margin-bottom: 6px;
}

.article-item span {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  line-height: 1.5;
}

.article-empty {
  margin: 0;
  color: var(--muted);
}

.download-link {
  background: #1f2937;
  color: white;
  width: fit-content;
}

.empty-state {
  padding: 38px 24px;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 860px) {
  .search-form {
    grid-template-columns: 1fr;
  }

  .field-actions {
    justify-content: stretch;
  }

  .primary-btn,
  .ghost-btn {
    flex: 1;
  }
}

@media (max-width: 560px) {
  .page-shell {
    width: min(100% - 20px, 1180px);
    padding-top: 28px;
    padding-bottom: 42px;
  }

  .search-panel,
  .result-card,
  .empty-state {
    border-radius: 20px;
  }

  .hero h1 {
    max-width: none;
  }
}