:root {
  --shell: min(1480px, calc(100% - 64px));
  --surface: #ffffff;
  --surface-soft: #f5f6f8;
  --ink: #111827;
  --muted: #647084;
  --accent: #1457d9;
  --accent-2: #ff5a1f;
  --line: rgba(17, 24, 39, 0.12);
  --radius: 24px;
  --shadow: 0 24px 70px rgba(15, 23, 42, 0.12);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  color: var(--ink);
  background: var(--surface);
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background: var(--surface);
}

body.menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  z-index: 999;
  top: 8px;
  left: 8px;
  padding: 12px 16px;
  color: #fff;
  background: #111827;
  border-radius: 10px;
  transform: translateY(-140%);
}

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

.section-shell {
  width: var(--shell);
  margin-inline: auto;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.section-kicker::before {
  width: 28px;
  height: 3px;
  background: currentColor;
  content: "";
}

.section-title {
  margin: 0;
  font-size: clamp(44px, 6vw, 96px);
  font-weight: 950;
  line-height: 0.94;
  letter-spacing: -0.065em;
}

.section-lead {
  max-width: 620px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(16px, 1.5vw, 20px);
  line-height: 1.8;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 54px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 850;
  text-decoration: none;
  cursor: pointer;
  transition: transform 180ms ease, color 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

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

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

.button-outline {
  border-color: currentColor;
  background: transparent;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 680ms ease, transform 680ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

.catalog-section {
  position: relative;
  z-index: 2;
  padding: 130px 0 120px;
  color: var(--catalog-ink, var(--ink));
  background: var(--catalog-bg, #f6f7f9);
}

.catalog-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 32px;
  margin-bottom: 44px;
}

.catalog-count {
  display: flex;
  align-items: baseline;
  gap: 9px;
  color: var(--catalog-muted, var(--muted));
  white-space: nowrap;
}

.catalog-count strong {
  color: var(--catalog-accent, var(--accent));
  font-size: clamp(48px, 6vw, 88px);
  line-height: 0.8;
}

.catalog-tools {
  display: grid;
  grid-template-columns: minmax(280px, 420px) minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  margin-bottom: 34px;
}

.search-field {
  position: relative;
}

.search-field label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
}

.search-field input {
  width: 100%;
  min-height: 54px;
  padding: 0 48px 0 20px;
  color: inherit;
  background: var(--catalog-card-bg, #fff);
  border: 1px solid var(--catalog-line, rgba(17, 24, 39, 0.14));
  border-radius: var(--catalog-control-radius, 999px);
  outline: none;
}

.search-field::after {
  position: absolute;
  top: 50%;
  right: 20px;
  color: var(--catalog-muted, var(--muted));
  font-size: 20px;
  transform: translateY(-50%);
  content: "⌕";
}

.search-field input:focus {
  border-color: var(--catalog-accent, var(--accent));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--catalog-accent, var(--accent)) 18%, transparent);
}

.filters {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.filters::-webkit-scrollbar {
  display: none;
}

.filters button {
  flex: 0 0 auto;
  min-height: 44px;
  padding: 0 18px;
  color: var(--catalog-muted, var(--muted));
  background: transparent;
  border: 1px solid var(--catalog-line, rgba(17, 24, 39, 0.14));
  border-radius: var(--catalog-control-radius, 999px);
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.filters button[aria-pressed="true"] {
  color: var(--catalog-filter-active-text, #fff);
  background: var(--catalog-accent, var(--accent));
  border-color: var(--catalog-accent, var(--accent));
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--catalog-gap, 22px);
}

.product-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  color: var(--catalog-card-ink, var(--ink));
  background: var(--catalog-card-bg, #fff);
  border: 1px solid var(--catalog-card-border, transparent);
  border-radius: var(--catalog-card-radius, 20px);
  box-shadow: var(--catalog-card-shadow, 0 12px 36px rgba(15, 23, 42, 0.06));
  content-visibility: auto;
  contain-intrinsic-size: 420px 560px;
}

.product-image {
  position: relative;
  min-width: 0;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--catalog-image-bg, #eef0f3);
}

.product-image-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.product-card:hover .product-image img {
  transform: scale(1.045);
}

.product-tags {
  position: absolute;
  top: 14px;
  left: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.product-tags span {
  padding: 7px 10px;
  color: var(--catalog-tag-text, #fff);
  background: var(--catalog-tag-bg, var(--accent-2));
  border-radius: 999px;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.product-copy {
  padding: 20px 20px 22px;
}

.product-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  min-width: 0;
  color: var(--catalog-muted, var(--muted));
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.04em;
}

.product-meta span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-copy h3 {
  min-height: 3em;
  margin: 13px 0 18px;
  overflow: hidden;
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: -0.02em;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.product-copy h3 a {
  color: inherit;
  text-decoration: none;
}

.product-copy h3 a:hover,
.product-copy h3 a:focus-visible {
  color: var(--catalog-accent, var(--accent));
}

.product-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--catalog-line, rgba(17, 24, 39, 0.1));
}

.product-row strong {
  flex: 0 0 auto;
  color: var(--catalog-price, var(--ink));
  font-size: 21px;
}

.product-row small {
  margin-left: 2px;
  color: var(--catalog-muted, var(--muted));
  font-size: 11px;
}

.product-row a {
  color: var(--catalog-accent, var(--accent));
  font-size: 12px;
  font-weight: 850;
  text-decoration: none;
  white-space: nowrap;
}

.catalog-empty {
  grid-column: 1 / -1;
  padding: 64px 24px;
  text-align: center;
  color: var(--catalog-muted, var(--muted));
  background: var(--catalog-card-bg, #fff);
  border-radius: var(--catalog-card-radius, 20px);
}

.show-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: 44px;
}

.show-more {
  min-height: 54px;
  padding: 0 26px;
  color: var(--catalog-more-text, #fff);
  background: var(--catalog-more-bg, var(--ink));
  border: 0;
  border-radius: var(--catalog-control-radius, 999px);
  font-weight: 850;
  cursor: pointer;
}

.show-more[hidden] {
  display: none;
}

.contact-zone {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
  color: var(--contact-ink, #fff);
  background: var(--contact-bg, #111827);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(560px, 1.2fr);
  align-items: center;
  gap: 72px;
}

.contact-copy h2 {
  margin: 0;
  font-size: clamp(54px, 7vw, 112px);
  line-height: 0.9;
  letter-spacing: -0.07em;
}

.contact-copy p {
  max-width: 560px;
  margin: 28px 0 32px;
  color: var(--contact-muted, rgba(255, 255, 255, 0.68));
  font-size: 17px;
  line-height: 1.8;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.qr-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.qr-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  padding: 24px;
  color: #111827;
  background: #fff;
  border-radius: var(--qr-radius, 22px);
}

.qr-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
  background: #fff;
  border-radius: 12px;
}

.qr-card figcaption {
  display: grid;
  gap: 6px;
}

.qr-card b {
  font-size: 18px;
}

.qr-card span {
  color: #667085;
  font-size: 13px;
}

.site-footer {
  padding: 28px 0;
  color: var(--footer-muted, #728096);
  background: var(--footer-bg, #0a101d);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 12px;
}

.footer-inner img {
  width: 118px;
  height: auto;
}

.footer-inner a {
  text-decoration: none;
}

@media (max-width: 1100px) {
  :root {
    --shell: min(100% - 40px, 1000px);
  }

  .product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .qr-grid {
    max-width: 700px;
  }
}

@media (max-width: 760px) {
  :root {
    --shell: calc(100% - 32px);
    --radius: 18px;
  }

  .section-title {
    font-size: clamp(42px, 15vw, 70px);
  }

  .catalog-section,
  .contact-zone {
    padding-block: 84px;
  }

  .catalog-head {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .catalog-count {
    order: -1;
  }

  .catalog-tools {
    grid-template-columns: 1fr;
  }

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

  .product-copy {
    padding: 14px;
  }

  .product-meta {
    display: grid;
    gap: 3px;
  }

  .product-copy h3 {
    min-height: 3.2em;
    margin: 10px 0 14px;
    font-size: 14px;
    line-height: 1.6;
  }

  .product-row {
    display: grid;
    align-items: start;
    gap: 8px;
  }

  .product-row strong {
    font-size: 18px;
  }

  .contact-layout {
    gap: 46px;
  }

  .contact-copy h2 {
    font-size: clamp(50px, 17vw, 82px);
  }

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

  .qr-card {
    grid-template-columns: minmax(120px, 0.82fr) 1fr;
    align-items: center;
  }

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

@media (max-width: 420px) {
  .product-copy {
    padding: 12px;
  }

  .product-row a {
    font-size: 11px;
  }

  .qr-card {
    padding: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}