:root {
  --bg: #fafafa;
  --bg-card: #ffffff;
  --text-primary: #1a1a1a;
  --text-muted: #6b7280;
  --border: #e5e7eb;
  --accent: #1a1a1a;
  --accent-hover: #374151;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --radius: 8px;
  --max-width: 1080px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.header {
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
  padding: 20px 0;
}
.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
}
.tagline {
  font-size: 14px;
  color: var(--text-muted);
}

/* Search */
.search-section { padding: 24px 0 0; }
.search-input {
  width: 100%;
  padding: 14px 18px;
  font-size: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  outline: none;
  transition: border-color 0.2s;
  font-family: var(--font);
}
.search-input:focus { border-color: #9ca3af; }
.search-input::placeholder { color: #9ca3af; }

/* Filters */
.filter-row {
  display: flex;
  gap: 12px;
  padding: 16px 0;
  flex-wrap: wrap;
  align-items: center;
}
.filter-select {
  padding: 8px 12px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  font-family: var(--font);
}
.filter-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}
.filter-toggle input { cursor: pointer; }

/* Result count */
.result-count {
  font-size: 14px;
  color: var(--text-muted);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

/* Job list */
.job-list { padding: 0 0 32px; }

.job-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background-color 0.15s;
  margin: 0 -8px;
  padding-left: 8px;
  padding-right: 8px;
  border-radius: var(--radius);
}
.job-row:hover { background-color: #f3f4f6; }

.company-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 16px;
  color: #fff;
  flex-shrink: 0;
}

.job-info { flex: 1; min-width: 0; }
.job-title {
  font-weight: 600;
  font-size: 15px;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.job-meta {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.job-meta .salary { color: #059669; font-weight: 500; }

.job-right {
  text-align: right;
  flex-shrink: 0;
}
.job-location {
  font-size: 13px;
  color: var(--text-muted);
}
.job-time {
  font-size: 12px;
  color: #9ca3af;
  margin-top: 2px;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 12px;
  padding: 24px 0 48px;
}
.pagination button {
  padding: 8px 20px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-card);
  cursor: pointer;
  font-family: var(--font);
  transition: all 0.15s;
}
.pagination button:hover:not(:disabled) {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.pagination .page-info {
  display: flex;
  align-items: center;
  font-size: 14px;
  color: var(--text-muted);
}

/* Detail page */
.breadcrumb {
  font-size: 13px;
  color: var(--text-muted);
  padding: 16px 0;
}
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .sep { margin: 0 6px; }

.detail-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 32px;
  padding-bottom: 48px;
}

.detail-main {}

.detail-company {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.detail-company-name {
  font-size: 15px;
  color: var(--text-muted);
}

.detail-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.detail-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.detail-meta .salary { color: #059669; font-weight: 500; }

.dept-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.dept-tag {
  padding: 4px 12px;
  font-size: 13px;
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-muted);
}

.description {
  line-height: 1.7;
  font-size: 15px;
}
.description h1, .description h2, .description h3, .description h4 {
  margin-top: 24px;
  margin-bottom: 8px;
}
.description p { margin-bottom: 12px; }
.description ul, .description ol {
  margin-bottom: 12px;
  padding-left: 24px;
}
.description li { margin-bottom: 4px; }
.no-description {
  color: var(--text-muted);
  font-style: italic;
  padding: 32px 0;
}

/* Sidebar */
.detail-sidebar {}
.sidebar-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  position: sticky;
  top: 24px;
}
.apply-btn {
  display: block;
  width: 100%;
  padding: 14px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: background 0.15s;
  font-family: var(--font);
}
.apply-btn:hover { background: var(--accent-hover); }

.sidebar-info {
  margin-top: 20px;
  font-size: 14px;
}
.sidebar-info dt {
  color: var(--text-muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 16px;
}
.sidebar-info dd {
  margin-top: 4px;
}

/* Category hero */
.category-hero {
  padding: 32px 0 8px;
}
.category-hero h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1.2;
}
.category-desc {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 8px;
}

/* SEO content block */
.seo-content {
  padding: 40px 0 48px;
  border-top: 1px solid var(--border);
  margin-top: 32px;
}
.seo-content h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}
.seo-content p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 12px;
}

/* Loading / empty states */
.loading, .empty-state {
  text-align: center;
  padding: 48px 0;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .detail-layout {
    grid-template-columns: 1fr;
  }
  .sidebar-card { position: static; }
  .filter-row { gap: 8px; }
  .job-right { display: none; }
  .header .container { flex-direction: column; gap: 4px; }
  .detail-title { font-size: 22px; }
}