:root {
  color-scheme: light;
  font-family: Tahoma, Arial, sans-serif;
  font-synthesis: none;
  --ink: #17202a;
  --muted: #66707d;
  --line: #dce1e7;
  --surface: #ffffff;
  --canvas: #f7f8fa;
  --green: #087f5b;
  --green-soft: #e6f5ef;
  --blue: #1769aa;
  --blue-soft: #eaf3fb;
  --amber: #946200;
  --amber-soft: #fff3d6;
  --red: #b42318;
  --red-soft: #fdebea;
  --focus: #0067c5;
}

* {
  box-sizing: border-box;
  letter-spacing: 0;
}

html {
  background: var(--canvas);
  color: var(--ink);
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--canvas);
}

button,
input,
select {
  font: inherit;
}

button,
select {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--focus) 68%, transparent);
  outline-offset: 2px;
}

.skip-link {
  position: fixed;
  inset-block-start: 8px;
  inset-inline-start: 8px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--ink);
  color: #fff;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.section-inner,
.header-inner {
  width: min(1180px, calc(100% - 32px));
  margin-inline: auto;
}

.app-header {
  position: sticky;
  inset-block-start: 0;
  z-index: 20;
  border-block-end: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  backdrop-filter: blur(12px);
}

.header-inner {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 1.15rem;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: var(--ink);
  color: #fff;
  font-size: 1rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.header-link,
.trust-links a,
.footer-inner a {
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 700;
  text-underline-offset: 4px;
}

.demo-badge {
  padding: 6px 10px;
  border: 1px solid #d8a72d;
  border-radius: 999px;
  background: var(--amber-soft);
  color: #6c4700;
  font-size: 0.78rem;
  font-weight: 700;
}

.overview {
  border-block-end: 1px solid var(--line);
  background: var(--surface);
}

.overview-grid {
  min-height: 275px;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(420px, 0.85fr);
  align-items: center;
  gap: 64px;
  padding-block: 42px 50px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
}

h1,
h2,
h3,
p {
  margin-block-start: 0;
}

h1 {
  max-width: 680px;
  margin-block-end: 14px;
  font-size: clamp(2rem, 5vw, 3.75rem);
  line-height: 1.2;
}

.overview-copy {
  max-width: 620px;
  margin-block-end: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.9;
}

.data-notice {
  border-block-end: 1px solid #ead7a2;
  background: var(--amber-soft);
}

.data-notice-inner {
  min-height: 58px;
  display: flex;
  align-items: center;
  gap: 18px;
  color: #5f4a14;
  font-size: 0.78rem;
  line-height: 1.7;
}

.data-notice-inner strong {
  flex: 0 0 auto;
  color: #4e3800;
}

.data-notice-inner span {
  flex: 1;
}

.data-notice-inner a {
  flex: 0 0 auto;
  color: #5b3d00;
  font-weight: 800;
  text-underline-offset: 4px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  border-block: 1px solid var(--line);
}

.metrics div {
  min-width: 0;
  padding: 24px 18px;
  border-inline-start: 1px solid var(--line);
}

.metrics div:last-child {
  border-inline-start: 0;
}

.metrics dt {
  margin-block-end: 8px;
  color: var(--muted);
  font-size: 0.78rem;
}

.metrics dd {
  margin: 0;
  font-size: 1.55rem;
  font-weight: 800;
}

.catalog {
  padding-block: 38px 72px;
}

.catalog-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin-block-end: 24px;
}

.catalog-heading h2 {
  margin-block-end: 5px;
  font-size: 1.35rem;
}

#catalog-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.dataset-meta {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.72rem;
}

.filters {
  display: flex;
  align-items: end;
  gap: 10px;
}

.filters label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.75rem;
}

.filters input,
.filters select {
  width: 170px;
  min-height: 42px;
  padding: 8px 11px;
  border: 1px solid #c7ced6;
  border-radius: 5px;
  background: var(--surface);
  color: var(--ink);
}

.filters .search-field input {
  width: 230px;
}

.reset-button {
  min-height: 42px;
  padding: 8px 12px;
  border: 1px solid #c7ced6;
  border-radius: 5px;
  background: var(--surface);
  color: var(--ink);
  font-size: 0.75rem;
  font-weight: 700;
}

.reset-button:disabled {
  cursor: default;
  opacity: 0.45;
}

.deal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.deal-grid[aria-busy="true"] {
  min-height: 420px;
  opacity: 0.55;
}

.deal-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface);
}

.product-art {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-block-end: 1px solid var(--line);
  background-color: #e9edf1;
  background-image: url("/assets/product-board.png");
  background-repeat: no-repeat;
  background-size: 300% 200%;
}

.slot-0 {
  background-position: 0 0;
}

.slot-1 {
  background-position: 50% 0;
}

.slot-2 {
  background-position: 100% 0;
}

.slot-3 {
  background-position: 0 100%;
}

.slot-4 {
  background-position: 50% 100%;
}

.slot-5 {
  background-position: 100% 100%;
}

.deal-content {
  display: grid;
  gap: 13px;
  padding: 16px;
}

.deal-topline,
.deal-footer,
.confidence-header,
.price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.deal-label {
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
}

.label-verified_deal {
  background: var(--green-soft);
  color: var(--green);
}

.label-good_price {
  background: var(--blue-soft);
  color: var(--blue);
}

.label-suspicious_reference_price {
  background: var(--red-soft);
  color: var(--red);
}

.label-insufficient_evidence,
.label-normal_price {
  background: #eef0f3;
  color: #4d5662;
}

.category {
  color: var(--muted);
  font-size: 0.72rem;
}

.deal-card h3 {
  min-height: 48px;
  margin: 0;
  font-size: 1rem;
  line-height: 1.65;
}

.store-name {
  margin: -7px 0 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.price-row {
  align-items: baseline;
}

.price-row strong {
  font-size: 1.12rem;
}

.discount {
  color: var(--muted);
  font-size: 0.72rem;
  text-align: end;
}

.confidence {
  display: grid;
  gap: 7px;
}

.confidence-header {
  color: var(--muted);
  font-size: 0.72rem;
}

.confidence-track {
  height: 5px;
  overflow: hidden;
  border-radius: 999px;
  background: #e7e9ec;
}

.confidence-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--green);
}

.deal-footer {
  min-height: 38px;
  padding-block-start: 12px;
  border-block-start: 1px solid var(--line);
}

.trust {
  max-width: 58%;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.5;
}

.details-button {
  min-height: 36px;
  padding: 7px 11px;
  border: 1px solid var(--ink);
  border-radius: 5px;
  background: var(--surface);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 700;
}

.details-button:hover {
  background: var(--ink);
  color: #fff;
}

.empty-state {
  padding: 64px 20px;
  border-block: 1px solid var(--line);
  text-align: center;
}

.empty-state span {
  display: block;
  margin-block-start: 7px;
  color: var(--muted);
  font-size: 0.85rem;
}

.error-state .details-button {
  margin-block-start: 18px;
}

.trust-band {
  border-block-start: 1px solid var(--line);
  background: var(--surface);
}

.trust-inner {
  min-height: 132px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.trust-inner h2 {
  margin: 0;
  font-size: 1.2rem;
}

.trust-links {
  display: flex;
  align-items: center;
  gap: 26px;
}

dialog {
  width: min(680px, calc(100% - 28px));
  max-height: min(780px, calc(100vh - 32px));
  padding: 0;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface);
  color: var(--ink);
}

dialog::backdrop {
  background: rgb(23 32 42 / 55%);
}

.dialog-header {
  position: sticky;
  inset-block-start: 0;
  z-index: 2;
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 22px;
  border-block-end: 1px solid var(--line);
  background: var(--surface);
}

.dialog-header h2 {
  margin: 0;
  font-size: 1.15rem;
}

.icon-button {
  width: 36px;
  height: 36px;
  flex: 0 0 auto;
  border: 0;
  border-radius: 5px;
  background: #eef0f3;
  color: var(--ink);
  font-size: 1.4rem;
  line-height: 1;
}

#dialog-content {
  padding: 22px;
}

.dialog-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-block: 1px solid var(--line);
}

.dialog-price {
  display: grid;
  gap: 8px;
  padding: 18px 12px;
  border-inline-start: 1px solid var(--line);
}

.dialog-price:last-child {
  border-inline-start: 0;
}

.dialog-price span {
  color: var(--muted);
  font-size: 0.75rem;
}

.dialog-section {
  padding-block-start: 24px;
}

.dialog-section h3 {
  margin-block-end: 12px;
  font-size: 0.92rem;
}

.reason-list {
  margin: 0;
  padding-inline-start: 22px;
  color: #3e4751;
  font-size: 0.85rem;
  line-height: 1.9;
}

.detail-list {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 9px 24px;
  margin: 0;
  font-size: 0.8rem;
}

.detail-list dt {
  color: var(--muted);
}

.detail-list dd {
  margin: 0;
  overflow-wrap: anywhere;
}

footer {
  border-block-start: 1px solid var(--line);
  background: #eef0f3;
}

.footer-inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted);
  font-size: 0.78rem;
}

.footer-inner strong {
  color: var(--ink);
}

.footer-inner > div {
  display: flex;
  align-items: baseline;
  gap: 9px;
}

.footer-inner nav {
  display: flex;
  gap: 16px;
}

.document-main {
  min-height: calc(100vh - 147px);
  background: var(--surface);
}

.document-header {
  border-block-end: 1px solid var(--line);
  background: var(--canvas);
}

.document-header .section-inner {
  padding-block: 46px 34px;
}

.document-header h1 {
  margin: 0;
  font-size: 2rem;
}

.document-body {
  max-width: 760px;
  padding-block: 38px 72px;
  font-size: 0.94rem;
  line-height: 2;
}

.document-body h2 {
  margin-block: 32px 8px;
  font-size: 1.12rem;
}

.document-body p,
.document-body li {
  color: #3e4751;
}

.document-body ul,
.document-body ol {
  padding-inline-start: 22px;
}

.document-callout {
  margin-block: 0 26px;
  padding: 16px 18px;
  border-inline-start: 4px solid var(--amber);
  background: var(--amber-soft);
  color: #5f4a14;
}

@media (max-width: 960px) {
  .overview-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .catalog-heading {
    align-items: start;
    flex-direction: column;
  }

  .filters {
    width: 100%;
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .reset-button {
    align-self: end;
  }

  .filters input,
  .filters select,
  .filters .search-field input {
    width: 100%;
  }

  .deal-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .section-inner,
  .header-inner {
    width: min(100% - 22px, 1180px);
  }

  .overview-grid {
    min-height: 0;
    padding-block: 34px;
  }

  h1 {
    font-size: 2rem;
  }

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

  .metrics div,
  .metrics div:last-child {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 13px 4px;
    border-inline-start: 0;
    border-block-end: 1px solid var(--line);
  }

  .metrics div:last-child {
    border-block-end: 0;
  }

  .metrics dt {
    margin: 0;
  }

  .metrics dd {
    font-size: 1.2rem;
  }

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

  .data-notice-inner,
  .trust-inner,
  .trust-links {
    align-items: start;
    flex-direction: column;
  }

  .data-notice-inner {
    padding-block: 16px;
    gap: 7px;
  }

  .trust-inner {
    padding-block: 30px;
  }

  .trust-links {
    gap: 12px;
  }

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

  .dialog-summary {
    grid-template-columns: 1fr;
  }

  .dialog-price,
  .dialog-price:last-child {
    display: flex;
    justify-content: space-between;
    border-inline-start: 0;
    border-block-end: 1px solid var(--line);
  }

  .dialog-price:last-child {
    border-block-end: 0;
  }

  .detail-list {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .detail-list dd {
    margin-block-end: 10px;
  }

  .footer-inner {
    align-items: start;
    flex-direction: column;
    justify-content: center;
  }

  .footer-inner nav {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}