:root {
  color-scheme: light;
  --bg: #f8fafc;
  --panel: #ffffff;
  --panel-2: #eef6fb;
  --text: #0f2638;
  --muted: #5e7080;
  --line: #d8e2ea;
  --blue: #08416c;
  --cyan: #19a7d8;
  --orange: #f98218;
  --green: #16a36d;
  --danger: #c2410c;
  --shadow: 0 18px 45px rgba(15, 38, 56, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  letter-spacing: 0;
}

body.dark {
  color-scheme: dark;
  --bg: #101820;
  --panel: #172432;
  --panel-2: #1e3344;
  --text: #edf7ff;
  --muted: #a8bac8;
  --line: #2a4153;
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.28);
}

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

button,
input,
select,
textarea {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 12px clamp(16px, 4vw, 56px);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  font-weight: 900;
  color: var(--blue);
}

body.dark .brand {
  color: #dff5ff;
}

.brand img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: var(--radius);
}

.nav {
  display: flex;
  justify-content: center;
  gap: 4px;
}

.nav a,
.cart-link {
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--muted);
  font-weight: 750;
}

.nav a:hover,
.nav a.active,
.cart-link:hover {
  color: var(--text);
  background: var(--panel-2);
}

.header-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
}

.nav-toggle {
  display: none;
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  background: currentColor;
}

.section {
  padding: 56px clamp(16px, 4vw, 56px);
}

.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 520px);
  align-items: center;
  gap: 38px;
  padding: 54px clamp(16px, 4vw, 56px) 36px;
  background:
    linear-gradient(115deg, rgba(8, 65, 108, 0.94), rgba(25, 167, 216, 0.72)),
    url("/TrendingCart4U.jpg") center / cover;
  color: white;
}

.hero h1 {
  max-width: 860px;
  margin: 0 0 18px;
  font-size: clamp(46px, 7vw, 88px);
  line-height: 0.94;
}

.hero p {
  max-width: 690px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 20px;
  line-height: 1.6;
}

.hero-actions,
.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.hero-panel {
  background: rgba(255, 255, 255, 0.94);
  color: var(--text);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-panel img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero-panel-content {
  padding: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 11px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
  font-weight: 850;
}

.button.primary {
  border-color: var(--orange);
  background: var(--orange);
  color: white;
}

.button.blue {
  border-color: var(--blue);
  background: var(--blue);
  color: white;
}

.button.ghost {
  background: rgba(255, 255, 255, 0.12);
  color: inherit;
}

.button.full {
  width: 100%;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--orange);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.section-title {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
}

.section-title h2,
.page-heading h1 {
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1;
}

.section-title p,
.page-heading p {
  max-width: 720px;
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.65;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 180px 180px;
  gap: 12px;
  margin: 0 0 26px;
}

.input,
.select,
.textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 12px;
  background: var(--panel);
  color: var(--text);
}

.textarea {
  min-height: 120px;
  resize: vertical;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.card,
.product-card,
.metric,
.admin-panel,
.blog-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 24px rgba(15, 38, 56, 0.06);
}

.product-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.product-card img {
  width: 100%;
  aspect-ratio: 1.2 / 1;
  object-fit: cover;
}

.product-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 12px;
  padding: 14px;
}

.product-card h3,
.blog-card h3,
.admin-panel h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.25;
}

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

.price-row,
.meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.price {
  font-size: 22px;
  font-weight: 950;
}

.was {
  color: var(--muted);
  text-decoration: line-through;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--orange) 15%, transparent);
  color: var(--danger);
  font-size: 12px;
  font-weight: 900;
}

.score {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--green);
  font-weight: 900;
}

.category-tile {
  padding: 18px;
  min-height: 140px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.category-tile strong {
  display: block;
  font-size: 20px;
  margin-bottom: 10px;
}

.deal-band {
  display: grid;
  grid-template-columns: 360px 1fr auto;
  align-items: center;
  gap: 22px;
  background: var(--panel-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.deal-band img {
  width: 100%;
  aspect-ratio: 16 / 11;
  object-fit: cover;
  border-radius: var(--radius);
}

.detail {
  display: grid;
  grid-template-columns: minmax(320px, 540px) minmax(0, 1fr);
  gap: 32px;
}

.detail-media img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 0;
  list-style: none;
}

.feature-list li {
  padding: 12px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric {
  padding: 16px;
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 28px;
}

.admin-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 18px;
}

.admin-tabs {
  display: grid;
  align-content: start;
  gap: 8px;
}

.admin-tabs button {
  justify-content: start;
}

.admin-panels {
  display: grid;
  gap: 16px;
}

.admin-panel {
  padding: 18px;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.blog-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.blog-card {
  padding: 18px;
}

.copy-page {
  max-width: 880px;
  margin: 0 auto;
  line-height: 1.7;
}

.copy-page h1 {
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.footer {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 26px;
  padding: 42px clamp(16px, 4vw, 56px);
  background: #071f34;
  color: white;
}

.footer a,
.footer p {
  display: block;
  color: rgba(255, 255, 255, 0.75);
  margin: 7px 0;
}

.footer h3 {
  margin: 0 0 10px;
}

.footer-logo {
  width: 112px;
  border-radius: var(--radius);
}

.cookie {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 40;
  display: none;
  max-width: 390px;
  gap: 12px;
  align-items: center;
  padding: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.cookie.show {
  display: flex;
}

.cookie p {
  margin: 0;
  color: var(--muted);
}

@media (max-width: 1100px) {
  .grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

  .deal-band .row-actions {
    grid-column: 1 / -1;
  }
}

@media (max-width: 820px) {
  .site-header {
    grid-template-columns: auto auto 1fr;
  }

  .brand span {
    display: none;
  }

  .nav-toggle {
    display: inline-grid;
  }

  .nav {
    position: fixed;
    inset: 73px 0 auto 0;
    display: none;
    flex-direction: column;
    padding: 12px 16px;
    background: var(--panel);
    border-bottom: 1px solid var(--line);
  }

  .nav.open {
    display: flex;
  }

  .hero,
  .detail,
  .admin-layout,
  .footer {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .toolbar,
  .form-grid,
  .deal-band {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 560px) {
  .grid,
  .blog-list,
  .category-grid,
  .metric-grid,
  .feature-list {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 38px 16px;
  }

  .hero {
    padding: 34px 16px 28px;
  }

  .hero h1 {
    font-size: 44px;
  }

  .section-title {
    display: block;
  }

  .cookie {
    left: 12px;
    right: 12px;
    flex-direction: column;
    align-items: stretch;
  }
}