.recommendation-layout {
  display: grid;
  grid-template-columns: minmax(280px, 360px) 1fr;
  gap: 22px;
  align-items: start;
}

.recommendation-filters {
  position: sticky;
  top: 20px;
}

.compact-check {
  min-height: auto;
  padding-top: 4px;
}

.recommendation-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.recommendation-card {
  display: grid;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fff;
}

.recommendation-card-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 14px;
}

.recommendation-title {
  display: grid;
  gap: 3px;
}

.recommendation-code {
  color: var(--text);
  font-size: 19px;
  font-weight: 900;
  line-height: 1.15;
}

.recommendation-name {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}

.rating-pill {
  min-width: 72px;
  border: 1px solid #cfe7dd;
  border-radius: 999px;
  padding: 6px 9px;
  background: #eef8f4;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 900;
  text-align: center;
  white-space: nowrap;
}

.recommendation-meta-row,
.recommendation-tags,
.recommendation-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.recommendation-meta-row {
  color: var(--muted);
  font-size: 12px;
}

.tag {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 8px;
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.tag-live {
  border-color: #cfe7dd;
  background: #eef8f4;
  color: var(--accent-dark);
}

.ghost-button {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
}

.ghost-button:hover {
  border-color: var(--accent);
  background: #eef8f4;
  color: var(--accent-dark);
}

.detail-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(17, 24, 32, 0.28);
}

.detail-drawer {
  position: fixed;
  inset: 0 0 0 auto;
  z-index: 60;
  display: grid;
  grid-template-rows: auto 1fr;
  width: min(720px, 100vw);
  border-left: 1px solid var(--line);
  background: var(--surface);
  box-shadow: -18px 0 40px rgba(24, 32, 38, 0.18);
}

.detail-backdrop[hidden],
.detail-drawer[hidden] {
  display: none;
}

.detail-drawer-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--line);
  padding: 20px;
}

.close-detail {
  flex: 0 0 auto;
}

.detail-drawer-content {
  overflow: auto;
  padding: 20px;
}

.detail-section {
  display: grid;
  gap: 10px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
  margin-bottom: 18px;
}

.detail-section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.detail-section-meta {
  color: var(--muted);
  font-size: 12px;
}

.detail-section:last-child {
  border-bottom: 0;
  margin-bottom: 0;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.detail-stat {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: var(--surface-soft);
}

.detail-stat-label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.detail-stat-value {
  margin-top: 4px;
  font-size: 18px;
  font-weight: 900;
}

.comment-list,
.teacher-review-list {
  display: grid;
  gap: 10px;
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.syllabus-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.insight-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}

.insight-positive {
  background: #f3fbf7;
}

.insight-negative {
  background: #fff8ee;
}

.insight-title {
  color: var(--text);
  font-size: 13px;
  font-weight: 900;
}

.insight-list {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
}

.syllabus-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}

.syllabus-card-highlight {
  background: linear-gradient(180deg, #f7fcfa 0%, #ffffff 100%);
  border-color: #cfe7dd;
}

.syllabus-card-title {
  color: var(--text);
  font-size: 13px;
  font-weight: 900;
}

.insight-kv-list {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.insight-kv-list div {
  display: grid;
  gap: 4px;
}

.insight-kv-list span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.insight-kv-list strong {
  color: var(--text);
  font-size: 14px;
  font-weight: 900;
  line-height: 1.45;
}

.syllabus-inline {
  margin: 10px 0 0;
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
}

.syllabus-subsection {
  display: grid;
  gap: 10px;
}

.source-doc-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.source-doc-card {
  display: grid;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}

.source-doc-empty {
  align-content: start;
}

.source-doc-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.source-doc-title {
  color: var(--text);
  font-size: 13px;
  font-weight: 900;
}

.source-doc-meta,
.source-doc-hint {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.source-doc-meta {
  margin-top: 4px;
}

.source-doc-actions {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.source-doc-link {
  text-decoration: none;
}

.source-doc-preview {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #f7f9fa;
}

.source-doc-preview iframe {
  display: block;
  width: 100%;
  min-height: 560px;
  border: 0;
  background: #fff;
}

.syllabus-upload-form {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 12px;
}

.syllabus-upload-label {
  display: grid;
  flex: 1 1 280px;
  gap: 6px;
}

.syllabus-upload-label span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.comment-card,
.teacher-review-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}

.teacher-review-card {
  padding: 0;
  overflow: hidden;
}

.teacher-review-card summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  cursor: pointer;
  list-style: none;
}

.teacher-review-summary-main {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 160px;
}

.teacher-review-card summary::-webkit-details-marker {
  display: none;
}

.teacher-review-card summary::after {
  content: "+";
  display: inline-grid;
  flex: 0 0 auto;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--accent-dark);
  font-weight: 900;
}

.teacher-review-card[open] summary {
  border-bottom: 1px solid var(--line);
  background: var(--surface-soft);
}

.teacher-review-card[open] summary::after {
  content: "-";
}

.teacher-review-name {
  color: var(--text);
  font-weight: 900;
  overflow-wrap: anywhere;
}

.teacher-review-meta {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.teacher-review-tags {
  display: flex;
  flex: 1 1 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
  min-width: 0;
}

.teacher-review-tags .tag {
  padding: 4px 7px;
  font-size: 11px;
}

.teacher-comment-list {
  display: grid;
  gap: 10px;
  padding: 12px;
  background: #fbfcfc;
}

.comment-card p,
.teacher-review-card p {
  margin: 0;
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
}

.comment-source {
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
}

.comment-source a {
  color: inherit;
}

@media (max-width: 960px) {
  .recommendation-layout {
    grid-template-columns: 1fr;
  }

  .recommendation-filters {
    position: static;
  }
}

@media (max-width: 640px) {
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .insight-grid {
    grid-template-columns: 1fr;
  }

  .syllabus-grid {
    grid-template-columns: 1fr;
  }

  .source-doc-grid {
    grid-template-columns: 1fr;
  }

  .source-doc-head {
    flex-direction: column;
  }

  .source-doc-actions {
    justify-content: flex-start;
  }
}