:root {
  --brand: #1a56db;
  --brand-dark: #1444af;
  --brand-light: #e8effc;
  --success: #059669;
  --warn: #d97706;
  --danger: #dc2626;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gray-900: #111827;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-lg: 0 10px 25px rgba(0,0,0,.08), 0 4px 10px rgba(0,0,0,.04);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--gray-900);
  background: var(--gray-50);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--gray-900);
  text-decoration: none;
}
.logo span { color: var(--brand); }
.main-nav { display: flex; gap: 24px; }
.main-nav a {
  color: var(--gray-700);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s;
}
.main-nav a:hover { color: var(--brand); }
.lang-switch { display: flex; gap: 4px; }
.lang-btn {
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}
.lang-btn.active {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
  color: #fff;
  padding: 48px 0 40px;
  text-align: center;
  min-height: 220px;
}
.hero h1 { font-size: 2rem; font-weight: 800; margin-bottom: 8px; }
.hero-sub { font-size: 1.1rem; opacity: 0.9; }

/* Trust badges in hero */
.trust-badges-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 20px;
}
.trust-badge-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255,255,255,0.95);
  background: rgba(255,255,255,0.15);
  padding: 6px 14px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}
.trust-badge-item::before {
  content: '\2713';
  font-weight: 800;
  font-size: 0.75rem;
}

/* Freshness line */
.freshness-line {
  margin-top: 12px;
  font-size: 0.8rem;
  opacity: 0.75;
}

/* Finder Form */
.finder { padding: 32px 0; min-height: 200px; }
.finder-form {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-lg);
  margin-top: -32px;
  position: relative;
}
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-bottom: 24px;
}
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 8px;
}
.range-wrap { position: relative; }
.range-value {
  display: block;
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--brand);
  margin-bottom: 8px;
}
input[type="range"] {
  width: 100%;
  accent-color: var(--brand);
  height: 6px;
}
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  background: #fff;
  color: var(--gray-900);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236b7280' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}
.btn-primary {
  display: block;
  width: 100%;
  padding: 14px;
  background: var(--brand);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-primary:hover { background: var(--brand-dark); }
.btn-primary:disabled {
  background: var(--gray-300);
  cursor: not-allowed;
}

/* Live preview below form */
.live-preview {
  text-align: center;
  font-size: 0.88rem;
  color: var(--brand);
  margin-top: 12px;
  min-height: 24px;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.live-preview.visible {
  opacity: 1;
}

/* Results */
.results { padding: 16px 0 48px; }
.results h2 { text-align: center; margin-bottom: 24px; font-size: 1.5rem; }
.offers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.offer-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  position: relative;
  transition: box-shadow 0.2s, border-color 0.2s;
}
.offer-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--brand);
}
.offer-card.top-pick {
  border-color: var(--brand);
  border-width: 2px;
}
.offer-card.top-pick::before {
  content: attr(data-rank);
  position: absolute;
  top: -10px;
  left: 16px;
  background: var(--brand);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 10px;
}
.offer-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.offer-name img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: contain;
  flex-shrink: 0;
}
.offer-desc {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-bottom: 14px;
  line-height: 1.5;
}
.trust-badge {
  font-size: 0.68rem;
  font-weight: 700;
  background: #d1fae5;
  color: #065f46;
  padding: 2px 8px;
  border-radius: 4px;
  margin-left: auto;
  white-space: nowrap;
}
.offer-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 16px;
}
.offer-detail {
  font-size: 0.85rem;
  color: var(--gray-500);
}
.offer-detail strong {
  display: block;
  font-size: 0.95rem;
  color: var(--gray-900);
}
.offer-score {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}
.score-bar {
  flex: 1;
  height: 6px;
  background: var(--gray-200);
  border-radius: 3px;
  overflow: hidden;
}
.score-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.5s ease;
}
.score-label { font-size: 0.8rem; font-weight: 600; color: var(--gray-500); }
.offer-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 16px; }
.tag {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}
.tag-green { background: #d1fae5; color: #065f46; }
.tag-blue { background: #dbeafe; color: #1e40af; }
.tag-yellow { background: #fef3c7; color: #92400e; }
.offer-cta {
  display: block;
  width: 100%;
  padding: 12px;
  text-align: center;
  background: var(--success);
  color: #fff;
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  transition: opacity 0.15s;
}
.offer-cta:hover { opacity: 0.9; }

/* Microcopy under CTA */
.microcopy {
  text-align: center;
  font-size: 0.75rem;
  color: var(--gray-500);
  margin-top: 8px;
}

/* AI Box */
.ai-box {
  background: linear-gradient(135deg, #f0f4ff 0%, #e8effc 100%);
  border: 1px solid #c7d9f5;
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
}
.ai-box-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  font-weight: 700;
}
.ai-badge {
  background: var(--brand);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 4px;
}
#aiContent { font-size: 0.92rem; line-height: 1.7; }
#aiContent ul { margin: 8px 0 8px 20px; }
#aiContent li { margin-bottom: 4px; }
.ai-warning {
  background: #fef3c7;
  border-left: 3px solid var(--warn);
  padding: 10px 14px;
  border-radius: 0 6px 6px 0;
  margin-top: 12px;
  font-size: 0.88rem;
}

/* All offers toggle */
.all-offers-toggle {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
}
.all-offers-toggle summary {
  padding: 16px 20px;
  font-weight: 600;
  cursor: pointer;
  color: var(--gray-700);
}
.offers-list { padding: 0 20px 20px; }
.offer-row {
  display: grid;
  grid-template-columns: 160px 1fr 50px 120px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--gray-100);
  gap: 12px;
}
.offer-row:last-child { border-bottom: none; }
.offer-row-name {
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
}
.offer-row-details {
  font-size: 0.82rem;
  color: var(--gray-500);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.offer-row-score {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--brand);
  white-space: nowrap;
  text-align: center;
}
.offer-row-cta {
  padding: 8px 16px;
  background: var(--brand);
  color: #fff;
  text-decoration: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  text-align: center;
}
@media (max-width: 640px) {
  .offer-row {
    grid-template-columns: 1fr 50px 100px;
  }
  .offer-row-details { display: none; }
}

/* Popular Section */
.popular-section {
  padding: 40px 0;
  background: var(--gray-50);
}
.popular-section h2 {
  text-align: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
  color: var(--gray-900);
}

/* Methodology Section */
.methodology-section {
  padding: 40px 0;
  background: #fff;
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}
.methodology-section h2 {
  font-size: 1.4rem;
  margin-bottom: 16px;
  text-align: center;
}
.methodology-list {
  list-style: none;
  max-width: 520px;
  margin: 0 auto 20px;
  padding: 0;
}
.methodology-list li {
  padding: 8px 0 8px 28px;
  position: relative;
  font-size: 0.95rem;
  color: var(--gray-700);
}
.methodology-list li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 800;
  font-size: 0.85rem;
}
.methodology-link {
  text-align: center;
  margin-bottom: 16px;
}
.methodology-link a {
  color: var(--brand);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
}
.methodology-link a:hover {
  text-decoration: underline;
}
.disclosure {
  text-align: center;
  font-size: 0.8rem;
  color: var(--gray-500);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.5;
}

/* SEO Content */
.seo-content {
  padding: 48px 0;
  background: var(--gray-50);
}
.seo-content article {
  max-width: 720px;
  margin: 0 auto;
}
.seo-content h2 {
  font-size: 1.4rem;
  margin-bottom: 16px;
  color: var(--gray-900);
}
.seo-content h3 {
  font-size: 1.1rem;
  margin: 24px 0 10px;
  color: var(--gray-900);
}
.seo-content p {
  margin-bottom: 14px;
  font-size: 0.95rem;
  color: var(--gray-700);
  line-height: 1.75;
}
.seo-content a {
  color: var(--brand);
  text-decoration: none;
  font-weight: 500;
}
.seo-content a:hover {
  text-decoration: underline;
}

/* FAQ Section */
.faq-section {
  padding: 48px 0;
  background: #fff;
  border-top: 1px solid var(--gray-200);
}
.faq-section h2 {
  font-size: 1.4rem;
  text-align: center;
  margin-bottom: 24px;
}
.faq-item {
  max-width: 720px;
  margin: 0 auto 8px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.faq-item summary {
  padding: 14px 20px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  color: var(--gray-900);
  transition: background 0.15s;
}
.faq-item summary:hover {
  background: var(--gray-100);
}
.faq-item[open] summary {
  border-bottom: 1px solid var(--gray-200);
}
.faq-item p {
  padding: 14px 20px;
  font-size: 0.9rem;
  color: var(--gray-700);
  line-height: 1.7;
}

/* Page content */
.page-content { padding: 32px 0 48px; }
.page-content h1 { font-size: 1.8rem; margin-bottom: 16px; }
.page-content h2 { font-size: 1.4rem; margin: 24px 0 12px; }
.page-content h3 { font-size: 1.15rem; margin: 20px 0 8px; }
.page-content p { margin-bottom: 12px; }
.page-content ul, .page-content ol { margin: 8px 0 12px 20px; }

/* Breadcrumbs */
.breadcrumbs {
  margin-bottom: 20px;
  font-size: 0.85rem;
}
.breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 0;
  margin: 0;
}
.breadcrumbs .bc-item::after {
  content: '›';
  margin-left: 6px;
  color: var(--gray-300);
}
.breadcrumbs .bc-current::after {
  content: '';
  margin: 0;
}
.breadcrumbs a {
  color: var(--brand);
  text-decoration: none;
}
.breadcrumbs a:hover {
  text-decoration: underline;
}
.breadcrumbs .bc-current span {
  color: var(--gray-500);
}

/* Related links */
.related-block {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--gray-200);
}
.related-block h2,
.related-block h3 {
  margin-bottom: 16px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.related-card {
  display: block;
  padding: 14px 18px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  color: var(--gray-900);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.related-card:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow);
}
.related-parent {
  margin-top: 24px;
  font-size: 0.9rem;
}
.related-parent a {
  color: var(--brand);
  font-weight: 600;
  text-decoration: none;
}
.related-parent a:hover {
  text-decoration: underline;
}

/* Blog list */
.blog-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.blog-item {
  padding: 16px 20px;
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
}
.blog-link {
  font-weight: 600;
  font-size: 1rem;
  color: var(--brand);
  text-decoration: none;
}
.blog-link:hover {
  text-decoration: underline;
}
.blog-excerpt {
  margin-top: 6px;
  font-size: 0.88rem;
  color: var(--gray-500);
  line-height: 1.5;
}

/* Footer */
.site-footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 40px 0 24px;
  font-size: 0.85rem;
}
.footer-inner { text-align: center; }
.footer-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  text-align: left;
  margin-bottom: 24px;
}
.footer-col h4 {
  color: #fff;
  font-size: 0.9rem;
  margin-bottom: 12px;
  font-weight: 700;
}
.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-col li {
  margin-bottom: 6px;
}
.footer-col a {
  color: var(--gray-300);
  text-decoration: none;
  transition: color 0.15s;
}
.footer-col a:hover {
  color: #fff;
}
.footer-disclaimer { margin-bottom: 12px; opacity: 0.7; max-width: 600px; margin-left: auto; margin-right: auto; }
.footer-copy { opacity: 0.5; }

.hidden { display: none !important; }

.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--gray-200);
  border-top-color: var(--brand);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-right: 8px;
  vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--gray-500);
}
.empty-state h3 { color: var(--gray-700); margin-bottom: 8px; }

/* Hero -- subpage variant (pillar pages) */
.hero--subpage { padding: 32px 0 24px; }
.hero--subpage h1 { font-size: 1.6rem; }
.hero--subpage .hero-sub { font-size: 1rem; }
.hero--subpage .trust-badges-row { display: none; }
.hero--subpage .freshness-line { display: none; }

/* Responsible warning banner */
.responsible-warning {
  background: #fef3cd;
  border: 1px solid #ffc107;
  color: #664d03;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  text-align: center;
  max-width: 700px;
  margin: -8px auto 16px;
}
.responsible-warning .warning-icon {
  font-size: 1.1em;
  margin-right: 6px;
}

@media (max-width: 640px) {
  .hero h1 { font-size: 1.5rem; }
  .hero--subpage h1 { font-size: 1.3rem; }
  .form-grid { grid-template-columns: 1fr; }
  .offers-grid { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .offer-row { flex-wrap: wrap; }
  .trust-badges-row { gap: 8px; }
  .trust-badge-item { font-size: 0.75rem; padding: 4px 10px; }
  .footer-columns { grid-template-columns: 1fr; gap: 20px; }
  .related-grid { grid-template-columns: 1fr; }
}

/* 404 suggestion links */
.suggestion-link {
  display: block;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  color: var(--gray-700);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all .2s;
}
.suggestion-link:hover {
  border-color: var(--brand);
  color: var(--brand);
  box-shadow: var(--shadow);
}
.suggestion-link span {
  display: block;
  font-size: 0.78rem;
  color: var(--gray-500);
  font-weight: 400;
  margin-top: 2px;
}