/**
 * AUTOMOTO.AI - Open Data Page Styles
 */

/* ================================
   Liquid Background (shared pattern)
   ================================ */
.liquid-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.liquid-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: float 20s ease-in-out infinite;
}

.shape-1 {
  width: 600px;
  height: 600px;
  background: var(--md-sys-color-primary);
  top: -200px;
  left: -100px;
  animation-delay: 0s;
}

.shape-2 {
  width: 400px;
  height: 400px;
  background: var(--md-sys-color-secondary, #764ba2);
  top: 50%;
  right: -100px;
  animation-delay: -5s;
}

.shape-3 {
  width: 300px;
  height: 300px;
  background: var(--md-sys-color-tertiary, #667eea);
  bottom: 10%;
  left: 20%;
  animation-delay: -10s;
}

.shape-4 {
  width: 250px;
  height: 250px;
  background: var(--md-sys-color-primary);
  top: 30%;
  left: 50%;
  animation-delay: -15s;
}

.shape-5 {
  width: 350px;
  height: 350px;
  background: var(--md-sys-color-secondary, #764ba2);
  bottom: -100px;
  right: 20%;
  animation-delay: -7s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -30px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(20px, 10px) scale(1.02); }
}

/* ================================
   Breadcrumbs
   ================================ */
.breadcrumbs {
  padding: var(--space-lg) var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.breadcrumbs-list {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  list-style: none;
  font-size: 0.875rem;
  padding: 0;
  margin: 0;
}

.breadcrumbs-list a {
  color: var(--md-sys-color-primary);
  text-decoration: none;
}

.breadcrumbs-list a:hover {
  text-decoration: underline;
}

.breadcrumbs-separator {
  color: var(--md-sys-color-outline);
}

.breadcrumbs-current {
  color: var(--md-sys-color-on-surface-variant);
}

/* ================================
   Page Header
   ================================ */
.page-header {
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.page-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--md-sys-color-primary), var(--md-sys-color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-subtitle {
  font-size: 1.25rem;
  color: var(--md-sys-color-on-surface-variant);
  max-width: 700px;
  margin: 0 auto;
}

/* ================================
   Quick Stats (hero area)
   ================================ */
.ds-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
  padding: var(--space-xl) 0;
  margin-bottom: var(--space-lg);
}

.ds-stats .stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 120px;
}

.ds-stats .stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--md-sys-color-primary);
}

.ds-stats .stat-label {
  font-size: 0.8125rem;
  color: var(--md-sys-color-on-surface-variant);
}

/* Actions (hero area) */
.ds-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
  margin-bottom: var(--space-xxl);
}

/* ================================
   Dataset Badge Row (detail pages)
   ================================ */
.ds-badge-row {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.ds-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ================================
   Description (detail pages)
   ================================ */
.ds-description {
  max-width: 800px;
}

.ds-description p {
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.ds-description a {
  color: var(--md-sys-color-primary);
  text-decoration: none;
}

.ds-description a:hover {
  text-decoration: underline;
}

/* ================================
   Source Box (detail pages)
   ================================ */
.ds-source-box {
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.ds-source-box h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.ds-source-box p {
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: var(--space-md);
}

.ds-source-links {
  display: flex;
  gap: var(--space-sm);
}

/* ================================
   Quality Grid (detail pages)
   ================================ */
.ds-quality-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.ds-quality-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--md-sys-color-surface-container);
  border-radius: var(--radius-lg);
  border: 1px solid var(--md-sys-color-outline-variant);
}

.ds-quality-item > .material-symbols-rounded {
  color: var(--md-sys-color-primary);
  font-size: 28px;
  flex-shrink: 0;
}

.ds-quality-item h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.ds-quality-item p {
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
  margin: 0;
}

/* ================================
   Schema Table (detail pages)
   ================================ */
.ds-schema-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-lg);
}

.ds-schema-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.ds-schema-table thead {
  background: var(--md-sys-color-surface-container-high);
}

.ds-schema-table th {
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  font-weight: 700;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--md-sys-color-on-surface-variant);
  white-space: nowrap;
}

.ds-schema-table td {
  padding: var(--space-sm) var(--space-md);
  border-top: 1px solid var(--md-sys-color-outline-variant);
  vertical-align: top;
}

.ds-schema-table tbody tr:hover {
  background: color-mix(in srgb, var(--md-sys-color-primary) 5%, transparent);
}

.ds-schema-table code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8125rem;
  color: var(--md-sys-color-primary);
  background: color-mix(in srgb, var(--md-sys-color-primary) 8%, transparent);
  padding: 2px 6px;
  border-radius: 4px;
  white-space: nowrap;
}

.schema-type {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.6875rem;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  background: var(--md-sys-color-surface-variant);
  color: var(--md-sys-color-on-surface-variant);
  letter-spacing: 0.02em;
}

.ds-schema-note {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: color-mix(in srgb, var(--md-sys-color-primary) 8%, transparent);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--md-sys-color-primary);
}

.ds-schema-note > .material-symbols-rounded {
  color: var(--md-sys-color-primary);
  font-size: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.ds-schema-note p {
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
  margin: 0;
}

.ds-schema-note a {
  color: var(--md-sys-color-primary);
  text-decoration: none;
}

.ds-schema-note a:hover {
  text-decoration: underline;
}

/* ================================
   Links Grid (detail pages)
   ================================ */
.ds-links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.ds-link-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: all var(--md-sys-motion-duration-medium);
}

.ds-link-card:hover {
  border-color: var(--md-sys-color-primary);
  transform: translateY(-2px);
}

.ds-link-card > .material-symbols-rounded {
  color: var(--md-sys-color-primary);
  font-size: 28px;
  flex-shrink: 0;
  margin-top: 2px;
}

.ds-link-card h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.ds-link-card p {
  font-size: 0.8125rem;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.4;
  margin: 0;
}

/* ================================
   Author Card (detail pages)
   ================================ */
.ds-author-card {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  padding: var(--space-xl);
  background: var(--md-sys-color-surface-container);
  border-radius: var(--radius-lg);
  border: 1px solid var(--md-sys-color-outline-variant);
  flex-wrap: wrap;
}

.ds-author-info h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.ds-author-info p {
  color: var(--md-sys-color-on-surface-variant);
  font-size: 0.9375rem;
  margin: 0;
}

.ds-author-links {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* ================================
   Citation (detail pages)
   ================================ */
.ds-cite-box {
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
}

.ds-cite-box code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface);
  line-height: 1.6;
  word-break: break-word;
}

.ds-cite-note {
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
}

.ds-cite-note a {
  color: var(--md-sys-color-primary);
  text-decoration: none;
}

/* ================================
   Content Section
   ================================ */
.content-section {
  padding: var(--space-3xl) var(--space-xl);
  max-width: 1000px;
  margin: 0 auto;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.section-title .material-symbols-rounded {
  color: var(--md-sys-color-primary);
}

.section-intro {
  color: var(--md-sys-color-on-surface-variant);
  font-size: 1.0625rem;
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

/* ================================
   Canonical Box
   ================================ */
.canonical-box {
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-left: 4px solid var(--md-sys-color-primary);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.canonical-box p {
  font-size: 1.125rem;
  line-height: 1.7;
  margin: 0;
  color: var(--md-sys-color-on-surface);
}

/* ================================
   Dataset Card
   ================================ */
.dataset-card {
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  transition: border-color var(--md-sys-motion-duration-medium);
}

.dataset-card:hover {
  border-color: var(--md-sys-color-primary);
}

.dataset-card-coming {
  opacity: 0.7;
  border-style: dashed;
}

.dataset-card-coming:hover {
  border-color: var(--md-sys-color-outline-variant);
  opacity: 0.8;
}

.dataset-badge-row {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.dataset-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-free {
  background: #1b5e2014;
  color: #4caf50;
  border: 1px solid #4caf5040;
}

.badge-license {
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
}

.badge-format {
  background: var(--md-sys-color-surface-container-high);
  color: var(--md-sys-color-on-surface-variant);
  border: 1px solid var(--md-sys-color-outline-variant);
}

.badge-coming {
  background: #ff980014;
  color: #ff9800;
  border: 1px solid #ff980040;
}

.dataset-title {
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.dataset-title .material-symbols-rounded {
  color: var(--md-sys-color-primary);
  font-size: 28px;
}

.dataset-desc {
  color: var(--md-sys-color-on-surface-variant);
  font-size: 1rem;
  line-height: 1.6;
}

/* Dataset Stats */
.dataset-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
  margin: var(--space-xl) 0;
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--md-sys-color-outline-variant);
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

.stat-item {
  text-align: center;
}

.stat-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--md-sys-color-primary);
}

.stat-label {
  display: block;
  font-size: 0.8125rem;
  color: var(--md-sys-color-on-surface-variant);
  margin-top: 2px;
}

/* Dataset Source */
.dataset-source {
  margin: var(--space-lg) 0;
  padding: var(--space-md);
  background: var(--md-sys-color-surface-container-high);
  border-radius: var(--radius-md);
}

.dataset-source h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.dataset-source p {
  font-size: 0.9375rem;
  line-height: 1.6;
  margin: 0;
}

.dataset-source a {
  color: var(--md-sys-color-primary);
  text-decoration: none;
}

.dataset-source a:hover {
  text-decoration: underline;
}

/* Dataset Quality */
.dataset-quality {
  margin: var(--space-lg) 0;
}

.dataset-quality h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.dataset-quality h4 .material-symbols-rounded {
  color: #4caf50;
}

.quality-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-sm);
}

.quality-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  font-size: 0.9375rem;
  color: var(--md-sys-color-on-surface-variant);
}

.quality-list li .material-symbols-rounded {
  color: #4caf50;
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Dataset Actions */
.dataset-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin: var(--space-xl) 0 var(--space-lg);
}

/* Dataset Citation */
.dataset-cite {
  margin-top: var(--space-md);
}

.dataset-cite summary {
  cursor: pointer;
  color: var(--md-sys-color-primary);
  font-size: 0.875rem;
  font-weight: 500;
}

.dataset-cite summary:hover {
  text-decoration: underline;
}

.cite-content {
  margin-top: var(--space-sm);
  padding: var(--space-md);
  background: var(--md-sys-color-surface-container-high);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.cite-content code {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--md-sys-color-on-surface);
  word-break: break-word;
}

/* Dataset Author */
.dataset-author {
  margin: var(--space-lg) 0;
  padding: var(--space-md);
  background: var(--md-sys-color-surface-container-high);
  border-radius: var(--radius-md);
}

.author-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.dataset-author-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-top: var(--space-sm);
}

.dataset-author h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.dataset-author p {
  font-size: 0.9375rem;
  line-height: 1.6;
  margin: 0;
}

.dataset-author a {
  color: var(--md-sys-color-primary);
  text-decoration: none;
}

.dataset-author a:hover {
  text-decoration: underline;
}

.author-links {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-sm);
  flex-wrap: wrap;
}

.author-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.8125rem;
  color: var(--md-sys-color-primary);
  text-decoration: none;
}

.author-link:hover {
  text-decoration: underline;
}

.author-link .material-symbols-rounded {
  font-size: 16px;
}

/* ================================
   Subsection Title
   ================================ */
.subsection-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  color: var(--md-sys-color-on-surface);
}

/* ================================
   Request Packages
   ================================ */
.request-packages {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
}

.package-card {
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  transition: all var(--md-sys-motion-duration-medium);
  position: relative;
}

.package-card:hover {
  border-color: var(--md-sys-color-primary);
  transform: translateY(-2px);
}

.package-free {
  border-style: dashed;
}

.package-popular {
  border-color: var(--md-sys-color-primary);
  box-shadow: 0 0 0 1px var(--md-sys-color-primary);
}

.package-popular-tag {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
  padding: 2px 12px;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.package-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.package-name {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--md-sys-color-primary);
}

.package-price {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--md-sys-color-on-surface);
}

.package-period {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--md-sys-color-on-surface-variant);
}

.package-requests {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.package-fields {
  display: block;
  font-size: 0.8125rem;
  color: var(--md-sys-color-on-surface-variant);
}

.package-savings {
  display: block;
  font-size: 0.75rem;
  color: var(--md-sys-color-tertiary);
  font-weight: 600;
  margin-top: var(--space-xs);
}

/* ================================
   Extra API Grid
   ================================ */
.extra-api-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-3xl);
}

.extra-api-card {
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  transition: all var(--md-sys-motion-duration-medium);
}

.extra-api-card:hover {
  border-color: var(--md-sys-color-primary);
  transform: translateY(-2px);
}

.extra-api-icon .material-symbols-rounded {
  font-size: 28px;
  color: var(--md-sys-color-primary);
}

.extra-api-name {
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
}

.extra-api-desc {
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
  margin: 0;
}

.extra-api-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-top: var(--space-sm);
}

.extra-api-price-value {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--md-sys-color-primary);
}

.extra-api-price-unit {
  font-size: 0.8125rem;
  color: var(--md-sys-color-on-surface-variant);
}

.extra-api-min {
  font-size: 0.75rem;
  color: var(--md-sys-color-on-surface-variant);
}

/* ================================
   Pricing Grid
   ================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.pricing-card {
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: all var(--md-sys-motion-duration-medium);
}

.pricing-card:hover {
  border-color: var(--md-sys-color-primary);
  transform: translateY(-4px);
}

.pricing-card-popular {
  border-color: var(--md-sys-color-primary);
  box-shadow: 0 0 0 1px var(--md-sys-color-primary);
}

.pricing-popular-tag {
  background: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
  text-align: center;
  padding: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.pricing-header {
  padding: var(--space-xl) var(--space-xl) var(--space-md);
  text-align: center;
}

.pricing-icon {
  font-size: 36px;
  color: var(--md-sys-color-primary);
}

.pricing-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin: var(--space-sm) 0;
}

.pricing-desc {
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface-variant);
}

.pricing-body {
  padding: 0 var(--space-xl);
  flex: 1;
}

.pricing-price {
  text-align: center;
  margin: var(--space-md) 0;
}

.price-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--md-sys-color-on-surface);
}

.price-unit {
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface-variant);
}

/* Pricing tiers (for subscription cards) */
.pricing-tiers {
  display: flex;
  flex-direction: row;
  gap: var(--space-md);
  margin: var(--space-md) 0;
}

.pricing-tier {
  flex: 1;
  padding: var(--space-md);
  background: var(--md-sys-color-surface-container-high);
  border-radius: var(--radius-md);
  text-align: center;
}

.tier-name {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--md-sys-color-primary);
  margin-bottom: var(--space-xs);
}

.pricing-billed {
  display: block;
  font-size: 0.75rem;
  color: var(--md-sys-color-on-surface-variant);
  margin-top: 2px;
}

.tier-fields {
  display: block;
  font-size: 0.8125rem;
  color: var(--md-sys-color-on-surface-variant);
  margin-top: 2px;
}

.tier-savings {
  display: inline-block;
  margin-top: var(--space-xs);
  padding: 1px 8px;
  background: #4caf5020;
  color: #4caf50;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: var(--space-md) 0;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) 0;
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface-variant);
}

.pricing-features li .material-symbols-rounded {
  color: #4caf50;
  font-size: 18px;
  flex-shrink: 0;
}

.pricing-footer {
  padding: var(--space-md) var(--space-xl) var(--space-xl);
}

.btn-pricing {
  width: 100%;
  justify-content: center;
}

.section-note {
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  background: var(--md-sys-color-surface-variant);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--md-sys-color-outline);
}

.pricing-warning {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: color-mix(in srgb, var(--md-sys-color-error) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--md-sys-color-error) 30%, transparent);
  border-radius: var(--radius-md);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.pricing-warning .material-symbols-rounded {
  color: var(--md-sys-color-error);
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.pricing-warning p {
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface);
  line-height: 1.5;
  margin: 0;
}

.pricing-note {
  text-align: center;
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface-variant);
  margin-top: var(--space-xl);
}

.pricing-note a {
  color: var(--md-sys-color-primary);
  text-decoration: none;
}

.pricing-note a:hover {
  text-decoration: underline;
}

/* ================================
   MCP Addon Box
   ================================ */
.addon-box {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
  padding: var(--space-xl);
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-lg);
  margin-top: var(--space-xl);
}

.addon-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--md-sys-color-primary-container);
  border-radius: var(--radius-md);
}

.addon-icon .material-symbols-rounded {
  font-size: 24px;
  color: var(--md-sys-color-on-primary-container);
}

.addon-title {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.addon-desc {
  font-size: 0.9375rem;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.8125rem;
}

/* ================================
   Fields Tiers
   ================================ */
/* Free tier — full-width card */
.fields-tier-free-wide {
  background: var(--md-sys-color-surface-container);
  border: 1px dashed var(--md-sys-color-outline-variant);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.fields-tier-free-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.fields-tier-free-desc {
  font-size: 0.9375rem;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.6;
  margin-top: var(--space-sm);
  margin-bottom: 0;
}

.fields-list-wide {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0 var(--space-xl);
}

/* Paid tiers — 3-column row */
.fields-tiers-paid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.fields-tier-card {
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.fields-tier-card:first-child {
  border-style: dashed;
}

.fields-tier-basic {
  border-color: var(--md-sys-color-outline);
}

.fields-tier-standard {
  border-color: var(--md-sys-color-primary);
}

.fields-tier-pro {
  border-color: var(--md-sys-color-primary);
  background: linear-gradient(
    180deg,
    var(--md-sys-color-surface-container) 0%,
    color-mix(in srgb, var(--md-sys-color-primary) 5%, var(--md-sys-color-surface-container)) 100%
  );
}

.fields-tier-title {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.fields-tier-title .material-symbols-rounded {
  color: var(--md-sys-color-primary);
  font-size: 20px;
}

.fields-tier-count {
  display: inline-block;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--md-sys-color-primary);
  margin-bottom: var(--space-md);
}

.fields-tier-plus {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: var(--space-sm);
}

.fields-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.fields-list li {
  padding: var(--space-xs) 0;
  font-size: 0.875rem;
  color: var(--md-sys-color-on-surface-variant);
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

.fields-list li:last-child {
  border-bottom: none;
}

/* ================================
   Use Case Grid
   ================================ */
.use-case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.use-case-card {
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.use-case-title {
  font-weight: 600;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.use-case-title .material-symbols-rounded {
  color: var(--md-sys-color-primary);
}

.use-case-desc {
  color: var(--md-sys-color-on-surface-variant);
  font-size: 0.9375rem;
}

/* ================================
   CTA Section
   ================================ */
.cta-section {
  padding: var(--space-3xl) var(--space-xl);
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.cta-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.cta-desc {
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: var(--space-xl);
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* ================================
   Buttons (local overrides)
   ================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-full);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--md-sys-motion-duration-short);
}

.btn-filled {
  background: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
}

.btn-filled:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(168, 199, 250, 0.3);
}

.btn-outlined {
  background: transparent;
  color: var(--md-sys-color-primary);
  border: 1px solid var(--md-sys-color-outline);
}

.btn-outlined:hover {
  background: var(--md-sys-color-surface-container-high);
  border-color: var(--md-sys-color-primary);
}

/* ================================
   FAQ Section
   ================================ */
.faq-section {
  padding: var(--space-3xl) var(--space-lg);
  padding-bottom: var(--space-4xl);
  max-width: 900px;
  margin: 0 auto;
  margin-bottom: var(--space-2xl);
}

.faq-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-2xl);
  color: var(--md-sys-color-on-surface);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.faq-item {
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question-static {
  padding: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  color: var(--md-sys-color-on-surface);
  font-size: 1rem;
  font-weight: 600;
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

.faq-answer {
  padding: var(--space-lg);
}

.faq-answer p {
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.6;
  margin: 0;
}

/* ================================
   Responsive
   ================================ */
@media (max-width: 768px) {
  .page-header {
    padding: var(--space-xl) var(--space-md);
  }

  .content-section,
  .cta-section {
    padding: var(--space-2xl) var(--space-md);
  }

  .ds-quality-grid {
    grid-template-columns: 1fr;
  }

  .ds-links-grid {
    grid-template-columns: 1fr;
  }

  .ds-author-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .ds-stats {
    gap: var(--space-md);
  }

  .ds-stats .stat-item {
    min-width: 100px;
  }

  .fields-tiers-paid {
    grid-template-columns: 1fr 1fr;
  }

  .request-packages {
    grid-template-columns: repeat(2, 1fr);
  }

  .addon-box {
    flex-direction: column;
  }

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

  .pricing-tiers {
    flex-direction: column;
  }

  .dataset-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .faq-title {
    font-size: 1.5rem;
  }

  .faq-question-static {
    padding: var(--space-md);
    font-size: 0.9rem;
  }

  .faq-answer {
    padding: var(--space-md);
  }

  .cta-buttons {
    flex-direction: column;
  }

  .cta-buttons .btn {
    width: 100%;
    justify-content: center;
  }

  .dataset-actions {
    flex-direction: column;
  }

  .dataset-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .dataset-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .quality-list {
    grid-template-columns: 1fr;
  }

  .fields-tiers-paid {
    grid-template-columns: 1fr;
  }

  .fields-list-wide {
    grid-template-columns: 1fr;
  }

  .request-packages {
    grid-template-columns: 1fr;
  }
}