:root {
  --brand-blue: #079ddf;
  --brand-blue-dark: #087bb5;
  --brand-yellow: #f6c600;
  --ink: #111827;
  --muted: #6b7280;
  --line: #e5eaf0;
  --soft: #f5f9fc;
  --soft-blue: #eef9ff;
  --danger: #ef3f2f;
  --shadow: 0 14px 40px rgba(17, 24, 39, 0.08);
  --shadow-lg: 0 24px 70px rgba(17, 24, 39, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.container {
  width: min(1320px, calc(100vw - 80px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.nav {
  height: 76px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: flex;
  align-items: center;
  width: 190px;
  height: 52px;
  overflow: hidden;
}

.brand img {
  width: auto;
  height: 42px;
  object-fit: contain;
  object-position: left center;
}

.nav-links {
  flex: 1;
  display: flex;
  justify-content: center;
  gap: clamp(28px, 4vw, 54px);
  font-size: 15px;
  color: #111;
}

.nav-links a:hover {
  color: var(--brand-blue);
}

.download-btn,
.primary-cta,
.search-box button {
  border: 0;
  color: #fff;
  background: linear-gradient(180deg, #12abe9, var(--brand-blue));
  box-shadow: 0 9px 18px rgba(7, 157, 223, 0.22);
}

.download-btn {
  height: 38px;
  padding: 0 20px;
  border-radius: 8px;
  font-weight: 700;
}

.download-btn::before {
  content: "↓";
  margin-right: 6px;
  font-weight: 900;
}

.hero {
  min-height: 640px;
  position: relative;
  background:
    linear-gradient(90deg, rgba(9, 17, 31, 0.84) 0%, rgba(9, 17, 31, 0.66) 42%, rgba(9, 17, 31, 0.3) 72%, rgba(9, 17, 31, 0.18) 100%),
    url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=2400&q=86") center center / cover no-repeat,
    var(--soft);
  overflow: hidden;
}

.hero-grid {
  position: relative;
  min-height: 640px;
  display: block;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(1120px, 100%);
  padding: 78px 0 48px;
  color: #fff;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  margin: 0 0 14px;
  color: var(--brand-blue);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 6px;
  margin-right: 9px;
  border-radius: 999px;
  background: var(--brand-yellow);
}

.hero h1 {
  max-width: 1080px;
  margin: 0;
  font-size: clamp(42px, 3.85vw, 62px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: 0;
}

.hero h1 span {
  position: relative;
  display: block;
  color: #fff;
}

.hero h1 span:not(.headline-main)::after {
  content: "";
  position: absolute;
  left: 2px;
  right: 4px;
  bottom: 2px;
  z-index: -1;
  height: 12px;
  border-radius: 999px;
  background: rgba(246, 198, 0, 0.7);
}

.headline-main {
  margin-bottom: 8px;
  white-space: nowrap;
  font-size: clamp(40px, 3.45vw, 58px);
}

.hero-subtitle {
  margin: 22px 0 30px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 20px;
}

.search-panel {
  width: min(940px, calc(100vw - 80px));
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(440px, 1.08fr);
  gap: 12px;
  padding: 14px;
  margin-top: 52px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(16px);
}

.search-panel-simple {
  width: min(780px, calc(100vw - 80px));
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 12px;
  margin-top: 48px;
}

.search-box {
  height: 62px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 6px 6px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.search-icon {
  color: var(--brand-blue);
  font-size: 26px;
  line-height: 1;
}

.search-box input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  font-size: 16px;
}

.search-box button {
  width: 112px;
  height: 46px;
  border-radius: 7px;
  font-weight: 800;
}

.search-quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 4px 2px;
}

.search-quick-links button {
  height: 30px;
  padding: 0 12px;
  color: #0b678b;
  background: var(--soft-blue);
  border: 1px solid #cfe9f5;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.search-quick-links button:hover {
  color: #fff;
  background: var(--brand-blue);
  border-color: var(--brand-blue);
}

.search-quick-links button.recent-keyword {
  color: #7a5200;
  background: #fff8cc;
  border-color: rgba(246, 198, 0, 0.5);
}

.date-row {
  height: 62px;
  display: grid;
  grid-template-columns: 1fr 1fr 120px;
  margin-top: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.date-cell {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-right: 1px solid var(--line);
  text-align: left;
}

.date-cell:focus-visible {
  outline: 2px solid var(--brand-blue);
  outline-offset: -2px;
}

.date-cell > span:not(.date-icon) {
  min-width: 0;
}

.date-cell input[type="date"] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  cursor: pointer;
}

.date-cell:last-child {
  border-right: 0;
}

.date-cell.fixed {
  cursor: default;
  min-width: 136px;
}

.date-cell.fixed strong {
  min-width: 58px;
}

.date-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: var(--brand-blue);
  background: var(--soft-blue);
  border-radius: 8px;
  font-size: 16px;
}

.date-cell strong {
  display: block;
  margin-bottom: 3px;
  font-size: 13px;
  white-space: nowrap;
}

.date-cell em {
  display: block;
  color: var(--muted);
  font-style: normal;
  font-size: 15px;
  white-space: nowrap;
}

.date-picker-popover {
  position: absolute;
  z-index: 60;
  width: 292px;
  display: none;
  padding: 14px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
}

.date-picker-popover.open {
  display: block;
}

.date-picker-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.date-picker-head strong {
  font-size: 15px;
}

.date-picker-head button {
  width: 32px;
  height: 32px;
  color: var(--brand-blue);
  background: var(--soft-blue);
  border: 1px solid #d8eef8;
  border-radius: 8px;
  font-size: 22px;
  line-height: 1;
}

.date-picker-week,
.date-picker-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}

.date-picker-week {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.date-picker-grid button,
.date-picker-blank {
  height: 34px;
  border-radius: 8px;
}

.date-picker-grid button {
  color: var(--ink);
  background: #fff;
  border: 1px solid transparent;
}

.date-picker-grid button:hover {
  border-color: var(--brand-blue);
}

.date-picker-grid button.selected {
  color: #fff;
  background: var(--brand-blue);
  border-color: var(--brand-blue);
  font-weight: 800;
}

.date-picker-grid button:disabled {
  color: #cbd5e1;
  background: #f8fafc;
  cursor: not-allowed;
}

.hero-actions {
  width: min(820px, 100%);
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 28px;
}

.hero-action-buttons {
  display: flex;
  align-items: center;
  gap: 14px;
}

.primary-cta,
.secondary-cta {
  height: 52px;
  min-width: 188px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-size: 17px;
  font-weight: 900;
}

.primary-cta::before {
  content: "▦";
  margin-right: 8px;
}

.secondary-cta {
  color: var(--ink);
  background: #fff;
  border: 1px solid #cbd5e1;
}

.secondary-cta:hover {
  border-color: var(--brand-yellow);
  box-shadow: inset 0 -4px 0 rgba(246, 198, 0, 0.35);
}

.mini-qr-card {
  width: 220px;
  min-height: 64px;
  display: grid;
  grid-template-columns: 58px 1fr;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  color: var(--muted);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 12px;
  text-align: left;
}

.mini-qr-card img {
  width: 52px;
  height: 52px;
  object-fit: cover;
}

.hero-media {
  display: none;
}

.trust-strip {
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 96px;
  padding: 22px 26px;
  border-right: 1px solid var(--line);
}

.trust-item:last-child {
  border-right: 0;
}

.trust-item span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--brand-blue);
  background: linear-gradient(135deg, #e8f8ff, #fff8cc);
  border: 1px solid rgba(7, 157, 223, 0.2);
  border-radius: 10px;
  font-weight: 900;
}

.trust-item strong,
.trust-item em {
  display: block;
}

.trust-item strong {
  margin-bottom: 4px;
}

.trust-item em {
  color: var(--muted);
  font-size: 13px;
  font-style: normal;
}

.category-browser {
  padding: 64px 0 34px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.scene-section {
  border-bottom: 1px solid var(--line);
}

.category-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}

.category-toolbar h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.2;
}

.category-toolbar a {
  color: var(--brand-blue);
  font-weight: 800;
}

.category-shell {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 12px 34px rgba(17, 24, 39, 0.05);
}

.primary-category-nav {
  display: flex;
  align-items: center;
  min-height: 66px;
  padding: 0 24px;
  gap: 14px;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
}

.primary-category-nav button {
  position: relative;
  height: 66px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 16px;
  flex: 0 0 auto;
  color: #111827;
  background: transparent;
  border: 0;
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
}

.primary-category-nav button img {
  width: 18px;
  height: 18px;
  object-fit: contain;
}

.primary-category-nav button::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: -1px;
  height: 3px;
  background: transparent;
  border-radius: 999px 999px 0 0;
}

.primary-category-nav button.active {
  color: var(--brand-blue-dark);
}

.primary-category-nav button.active::after {
  background: var(--brand-yellow);
}

.primary-category-nav span {
  color: var(--muted);
  font-size: 13px;
}

.secondary-category-panel {
  min-height: 220px;
  display: grid;
  grid-template-columns: 300px 1fr;
}

.category-panel-head {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  padding: 30px 30px 28px;
  background:
    linear-gradient(135deg, rgba(7, 157, 223, 0.08), rgba(250, 204, 21, 0.12)),
    #fff;
  border-right: 1px solid var(--line);
}

.category-panel-head strong,
.category-panel-head span {
  display: block;
}

.category-panel-head strong {
  margin-bottom: 8px;
  font-size: 24px;
  line-height: 1.2;
}

.category-panel-head span {
  color: var(--muted);
  line-height: 1.55;
}

.category-panel-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.category-panel-meta div {
  padding: 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(7, 157, 223, 0.14);
  border-radius: 8px;
}

.category-panel-meta strong {
  margin-bottom: 2px;
  color: var(--brand-blue-dark);
  font-size: 26px;
}

.category-panel-meta span {
  font-size: 13px;
}

.secondary-category-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: 56px;
  row-gap: 0;
  align-content: start;
  padding: 32px 44px 38px;
}

.secondary-category-grid button {
  min-height: 52px;
  padding: 0;
  color: #111827;
  background: transparent;
  border: 0;
  border-bottom: 1px solid transparent;
  text-align: left;
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.secondary-category-grid button img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  flex: 0 0 auto;
}

.secondary-category-grid button:hover,
.secondary-category-grid button.active {
  color: var(--brand-blue-dark);
  font-weight: 800;
}

.secondary-category-grid button.active {
  border-color: rgba(7, 157, 223, 0.24);
}

.section {
  padding: 54px 0;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.section-head h2 {
  margin: 0;
  font-size: 32px;
}

.section-head a,
.link-button {
  color: var(--brand-blue);
  border: 0;
  background: transparent;
  font-weight: 700;
}

.scene-grid {
  display: flex;
  flex-wrap: nowrap;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: 4px;
}

.scene-card {
  position: relative;
  flex: 0 0 calc((100% - 60px) / 4);
  min-width: 250px;
  min-height: 0;
  aspect-ratio: 1.52;
  overflow: hidden;
  color: #fff;
  border-radius: 8px;
  background: #ddd;
  scroll-snap-align: start;
}

.scene-card img {
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.scene-card:hover img {
  transform: scale(1.05);
}

.scene-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.5), rgba(0,0,0,0.1) 45%, rgba(0,0,0,0.45));
}

.scene-card-content {
  position: absolute;
  inset: 18px;
  z-index: 1;
}

.scene-card h3 {
  margin: 0 0 8px;
  font-size: clamp(18px, 1.7vw, 23px);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.tag-row span {
  padding: 4px 8px;
  background: rgba(255,255,255,0.24);
  border: 1px solid rgba(255,255,255,0.26);
  border-radius: 6px;
  font-size: 12px;
}

.split-section {
  padding-top: 8px;
}

.product-section {
  background: linear-gradient(180deg, #fff, #f7fbff);
}

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

.review-card,
.product-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.review-card {
  padding: 16px;
  display: grid;
  grid-template-rows: auto auto auto 1fr;
  align-content: start;
}

.review-user {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.avatar-line {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.avatar-line img {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
}

.review-badge,
.product-badge {
  color: var(--brand-blue-dark);
  background: #e7f7ff;
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.review-card p {
  height: 48px;
  margin: 14px 0;
  color: #1f2937;
  font-size: 14px;
  line-height: 1.55;
  display: -webkit-box;
  overflow: hidden;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.review-images {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-bottom: 14px;
}

.review-image-preview {
  display: block;
  width: 100%;
  padding: 0;
  text-align: left;
  background: transparent;
  border: 0;
  cursor: zoom-in;
}

.review-images img {
  width: 100%;
  aspect-ratio: 1.55;
  object-fit: cover;
  border-radius: 8px;
  transition: transform 240ms ease;
}

.review-image-preview:hover .review-images img {
  transform: scale(1.025);
}

.review-images img:not(:first-child) {
  display: none;
}

.review-product {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  border-top: 1px solid var(--line);
  padding-top: 10px;
  font-size: 13px;
}

.review-product span {
  min-width: 0;
  display: -webkit-box;
  overflow: hidden;
  line-height: 1.35;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.rent-same,
.scan-btn {
  border: 0;
  color: #fff;
  background: var(--brand-blue);
  border-radius: 7px;
  font-weight: 800;
}

.rent-same {
  height: 32px;
  min-width: 68px;
  display: inline-grid;
  place-items: center;
  padding: 0 10px;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
}

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

.product-more {
  display: flex;
  justify-content: center;
  margin-top: 32px;
}

.category-more-btn {
  min-width: 240px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  color: var(--brand-blue-dark);
  background: #fff;
  border: 1px solid rgba(7, 157, 223, 0.28);
  border-radius: 8px;
  font-weight: 900;
  box-shadow: 0 12px 28px rgba(7, 157, 223, 0.08);
}

.product-card {
  padding: 16px;
  min-width: 0;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.product-image {
  position: relative;
  display: grid;
  place-items: center;
  height: 184px;
  margin-bottom: 16px;
  background: linear-gradient(180deg, #f8fafc, #fff);
  border-radius: 8px;
}

.product-image img {
  max-width: 92%;
  max-height: 164px;
  object-fit: contain;
}

.product-image img.fallback-logo {
  max-width: 78%;
  max-height: 78px;
  opacity: 0.72;
}

.product-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  color: #7a5300;
  background: #fff4bd;
}

.product-card h3 {
  height: 48px;
  margin: 0 0 8px;
  overflow: hidden;
  font-size: 16px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.spec-row {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  min-height: 44px;
}

.spec-row span {
  color: #64748b;
  background: #f1f5f9;
  border-radius: 5px;
  padding: 4px 6px;
  font-size: 11px;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 5px;
  margin: 10px 0;
}

.price-row strong {
  color: var(--danger);
  font-size: 20px;
}

.price-row em {
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
}

.scan-btn {
  width: 100%;
  height: 42px;
}

.process-section {
  background: linear-gradient(180deg, #fff, #f6fbff);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(180px, 1fr));
  gap: 0;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 38px rgba(17, 24, 39, 0.05);
  overflow-x: auto;
}

.process-grid div {
  position: relative;
  padding: 16px 24px;
  background: transparent;
  border: 0;
  border-radius: 0;
}

.process-grid div:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 34px;
  right: -10px;
  width: 20px;
  height: 20px;
  border-top: 2px solid rgba(7, 157, 223, 0.35);
  border-right: 2px solid rgba(7, 157, 223, 0.35);
  transform: rotate(45deg);
}

.process-grid span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #fff;
  background: var(--brand-blue);
  border-radius: 50%;
  font-weight: 900;
}

.process-grid strong,
.process-grid em {
  display: block;
}

.process-grid strong {
  margin: 10px 0 5px;
  font-size: 18px;
}

.process-grid em {
  color: var(--muted);
  font-style: normal;
  font-size: 13px;
}

.help-section {
  background: var(--soft);
}

.help-grid {
  display: grid;
  grid-template-columns: 34% 66%;
  gap: 36px;
  align-items: start;
}

.help-grid h2 {
  margin: 0;
  font-size: 32px;
  line-height: 1.25;
}

.help-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.help-link {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-weight: 700;
}

.help-link span {
  color: var(--brand-blue);
}

.owner-section {
  padding: 48px 0;
}

.owner-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  align-items: stretch;
  gap: 28px;
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(232, 248, 255, 0.96), rgba(255, 248, 199, 0.92)),
    #fff;
  border: 1px solid rgba(7, 157, 223, 0.14);
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(17, 24, 39, 0.06);
}

.owner-panel h2 {
  margin: 0 0 10px;
  font-size: 30px;
  line-height: 1.25;
}

.owner-panel p {
  max-width: 680px;
  margin: 0;
  color: #475569;
  line-height: 1.7;
}

.owner-copy {
  display: grid;
  align-content: center;
}

.owner-path {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 24px;
  overflow: hidden;
  background: rgba(7, 157, 223, 0.12);
  border: 1px solid rgba(7, 157, 223, 0.12);
  border-radius: 8px;
}

.owner-path div {
  min-height: 76px;
  display: grid;
  align-content: center;
  gap: 6px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.78);
}

.owner-path span {
  color: var(--brand-blue);
  font-size: 12px;
  font-weight: 900;
}

.owner-path strong {
  color: #111827;
  font-size: 15px;
  font-weight: 800;
}

.owner-contact-card {
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 9px;
  padding: 18px;
  background: #fff;
  border: 1px solid rgba(7, 157, 223, 0.16);
  border-radius: 8px;
  text-align: center;
}

.owner-contact-card img {
  width: 148px;
  height: 148px;
  object-fit: contain;
}

.owner-contact-card strong,
.owner-contact-card span {
  display: block;
}

.owner-contact-card span {
  color: var(--muted);
  font-size: 13px;
}

.site-footer {
  padding: 26px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-grid {
  display: flex;
  align-items: center;
  gap: 28px;
}

.beian-link {
  color: var(--muted);
}

.beian-link:hover {
  color: var(--brand-blue);
}

.footer-grid img {
  width: 150px;
  height: 42px;
  object-fit: contain;
  object-position: left center;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: none;
}

.modal.open {
  display: block;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.46);
}

.modal-card {
  position: absolute;
  inset: 0;
  width: min(760px, calc(100vw - 32px));
  height: fit-content;
  margin: auto;
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 24px;
  padding: 24px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.25);
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 14px;
  border: 0;
  background: transparent;
  font-size: 28px;
}

.modal-product img {
  width: 100%;
  height: 210px;
  object-fit: contain;
  background: #f8fafc;
  border-radius: 8px;
}

.modal-product h3 {
  margin: 14px 0 8px;
}

.modal-product p {
  color: var(--muted);
}

.modal-qr {
  display: grid;
  justify-items: center;
  text-align: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.modal-qr img {
  width: 170px;
  height: 170px;
  object-fit: cover;
  margin-bottom: 10px;
}

.modal-qr h3 {
  margin: 0 0 6px;
}

.modal-qr p {
  margin: 0 0 14px;
  color: var(--muted);
}

.modal-qr .primary-cta {
  min-width: 100%;
  height: 44px;
  font-size: 15px;
}

.photo-viewer {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 28px;
}

.photo-viewer.open {
  display: flex;
}

.photo-viewer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 13, 22, 0.78);
  backdrop-filter: blur(10px);
}

.photo-viewer-card {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100vw - 56px));
  max-height: calc(100vh - 56px);
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  overflow: hidden;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.34);
}

.photo-viewer-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 3;
  width: 36px;
  height: 36px;
  color: #fff;
  background: rgba(0, 0, 0, 0.42);
  border: 0;
  border-radius: 50%;
  font-size: 24px;
  line-height: 1;
}

.photo-viewer-stage {
  position: relative;
  min-height: 360px;
  display: grid;
  place-items: center;
  background: #07101c;
}

.photo-viewer-stage img {
  width: 100%;
  height: min(70vh, 700px);
  object-fit: contain;
}

.photo-viewer-nav {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 44px;
  height: 58px;
  transform: translateY(-50%);
  color: #fff;
  background: rgba(0, 0, 0, 0.34);
  border: 0;
  border-radius: 8px;
  font-size: 40px;
  line-height: 1;
}

.photo-viewer-prev {
  left: 16px;
}

.photo-viewer-next {
  right: 16px;
}

.photo-viewer-info {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 18px 22px;
}

.photo-viewer-info span {
  color: var(--brand-blue-dark);
  font-weight: 800;
}

.photo-viewer-info h3 {
  margin: 6px 0;
  font-size: 20px;
  line-height: 1.35;
}

.photo-viewer-info p {
  display: -webkit-box;
  margin: 0;
  overflow: hidden;
  color: var(--muted);
  line-height: 1.5;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.photo-viewer-info .primary-cta {
  min-width: 128px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border-radius: 8px;
  font-weight: 800;
  text-decoration: none;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  z-index: 60;
  transform: translateX(-50%) translateY(20px);
  opacity: 0;
  pointer-events: none;
  padding: 12px 18px;
  color: #fff;
  background: #111827;
  border-radius: 8px;
  transition: 0.2s ease;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.skeleton {
  padding: 24px;
  color: var(--muted);
  background: #f8fafc;
  border: 1px dashed #cbd5e1;
  border-radius: 8px;
}

@media (max-width: 1100px) {
  .container {
    width: min(100% - 32px, 980px);
  }

  .nav {
    gap: 18px;
  }

  .brand {
    width: 166px;
  }

  .brand img {
    height: 38px;
  }

  .nav-links {
    display: none;
  }

  .hero-grid {
    min-height: 620px;
  }

  .hero-copy {
    padding: 64px 0 40px;
  }

  .search-panel {
    grid-template-columns: 1fr;
    margin-top: 52px;
  }

  .date-row {
    height: 68px;
    grid-template-columns: 1fr 1fr 128px;
  }

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

  .process-grid {
    grid-template-columns: repeat(5, minmax(180px, 1fr));
  }

  .category-toolbar {
    align-items: start;
    flex-direction: column;
  }

  .secondary-category-panel {
    grid-template-columns: 220px 1fr;
  }

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

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

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

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

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

@media (max-width: 900px) {
  .hero h1 {
    max-width: 720px;
    font-size: clamp(38px, 6vw, 50px);
  }

  .headline-main {
    white-space: normal;
  }

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

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

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

@media (max-width: 720px) {
  .container {
    width: min(100% - 24px, 560px);
  }

  .nav {
    height: 58px;
    justify-content: space-between;
  }

  .brand {
    width: 132px;
    height: 44px;
  }

  .brand img {
    width: auto;
    height: 32px;
  }

  .download-btn {
    height: 34px;
    padding: 0 12px;
    font-size: 13px;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    min-height: auto;
  }

  .hero-copy {
    padding: 44px 0 32px;
  }

  .hero h1 {
    max-width: 100%;
    font-size: 32px;
    line-height: 1.2;
  }

  .hero-subtitle {
    font-size: 15px;
  }

  .search-panel {
    padding: 12px;
    margin-top: 34px;
  }

  .date-row,
  .footer-grid,
  .owner-panel {
    display: grid;
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .hero-actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  .hero-action-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .date-row {
    height: auto;
  }

  .date-cell {
    min-height: 72px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .mini-qr-card {
    width: 100%;
    height: 96px;
    grid-template-columns: 70px 1fr;
    text-align: left;
  }

  .trust-grid,
  .scene-grid,
  .review-grid,
  .product-grid,
  .process-grid,
  .help-list {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: repeat(5, minmax(172px, 1fr));
  }

  .category-browser {
    padding: 22px 0 12px;
  }

  .category-toolbar h2 {
    font-size: 24px;
  }

  .primary-category-nav {
    padding: 0 8px;
  }

  .primary-category-nav button {
    padding: 0 12px;
  }

  .secondary-category-panel {
    grid-template-columns: 1fr;
  }

  .category-panel-head {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .secondary-category-grid {
    grid-template-columns: 1fr;
    padding: 12px 20px 18px;
  }

  .modal-card {
    grid-template-columns: 1fr;
    max-height: calc(100vh - 32px);
    overflow: auto;
  }

  .photo-viewer {
    padding: 12px;
  }

  .photo-viewer-card {
    width: calc(100vw - 24px);
    max-height: calc(100vh - 24px);
  }

  .photo-viewer-stage {
    min-height: 260px;
  }

  .photo-viewer-stage img {
    height: min(58vh, 520px);
  }

  .photo-viewer-info {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .photo-viewer-info .primary-cta {
    width: 100%;
  }

  .photo-viewer-nav {
    width: 36px;
    height: 48px;
    font-size: 32px;
  }
}

@media (min-width: 1101px) and (max-width: 1320px) {
  .container {
    width: min(1180px, calc(100vw - 64px));
  }

  .brand {
    width: 170px;
  }

  .brand img {
    height: 38px;
  }

  .hero-grid {
    grid-template-columns: minmax(560px, 0.95fr) minmax(390px, 0.8fr);
  }

  .hero h1 {
    max-width: 1000px;
    font-size: clamp(40px, 3.5vw, 54px);
  }

  .headline-main {
    font-size: clamp(38px, 3.15vw, 50px);
  }

  .search-panel {
    width: min(880px, 100%);
  }

  .primary-cta,
  .secondary-cta {
    min-width: 168px;
  }

  .mini-qr-card {
    width: 200px;
  }

  .product-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .hero h1 {
    font-size: 29px;
  }

  .search-box {
    height: auto;
    min-height: 54px;
    align-items: stretch;
    padding: 6px;
  }

  .search-icon {
    align-self: center;
    padding-left: 8px;
  }

  .search-box button {
    width: 82px;
  }

  .trust-item {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .product-image {
    height: 150px;
  }
}