* {
  box-sizing: border-box;
}

:root {
  --bg: #090b0d;
  --bg-soft: #111418;
  --panel: #171c20;
  --panel-alt: #1d2329;
  --panel-strong: #202830;
  --border: rgba(255, 255, 255, 0.12);
  --text: #f4f7fb;
  --muted: #b7bec7;
  --silver: #c7ced8;
  --silver-strong: #e6ebf2;
  --accent: #dfe6ee;
  --shadow: rgba(0, 0, 0, 0.25);
  --success: #9ad0b5;
  --danger: #e7b9b5;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", sans-serif;
  background: linear-gradient(180deg, #07090b 0%, #0b0d11 100%);
  color: var(--text);
  line-height: 1.6;
}

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

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

button,
input {
  font: inherit;
}

.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.top-banner {
  background: rgba(196, 205, 214, 0.1);
  border-bottom: 1px solid var(--border);
  color: var(--silver-strong);
  text-align: center;
  padding: 10px 20px;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(9, 11, 13, 0.78);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
  gap: 22px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.logo small {
  display: block;
  font-size: 0.62rem;
  color: var(--muted);
  letter-spacing: 0.16em;
}

.logo-mark {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #eef2f7, #aab2bb);
  color: #0b0d11;
  border-radius: 10px;
  font-weight: 900;
  box-shadow: 0 14px 26px rgba(255, 255, 255, 0.08);
}

.logo-text {
  font-size: 1rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  color: var(--silver);
  font-size: 0.95rem;
}

.nav-menu a {
  position: relative;
  transition: color 0.2s ease;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 1px;
  background: var(--silver-strong);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.nav-menu a:hover::after,
.nav-menu a:focus-visible::after {
  opacity: 1;
}

.lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px;
}

.lang-btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 8px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-btn.active {
  background: var(--text);
  color: var(--bg);
  font-weight: 700;
}

.hero {
  padding: 88px 0 52px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 42px;
}

.eyebrow,
.section-tag,
.panel-kicker {
  margin: 0 0 18px;
  color: var(--silver);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.7rem, 5vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.hero-description {
  margin: 22px 0 32px;
  max-width: 620px;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
}

.primary-btn,
.secondary-btn,
.product-footer button,
.detail-actions button,
.cart-action,
.filter-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 15px 24px;
  font-weight: 700;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.primary-btn,
.product-footer button,
.detail-actions .add-to-cart,
.cart-action.primary {
  background: linear-gradient(135deg, #edf1f5, #a5afbb);
  color: #0b0d11;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.secondary-btn,
.filter-btn {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
}

.primary-btn:hover,
.secondary-btn:hover,
.product-footer button:hover,
.detail-actions button:hover,
.cart-action:hover,
.filter-btn:hover {
  transform: translateY(-1px);
}

.hero-metrics {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.hero-metrics li {
  min-width: 120px;
}

.hero-metrics strong {
  display: block;
  font-size: clamp(1.2rem, 2vw, 1.8rem);
}

.hero-metrics span {
  color: var(--muted);
  font-size: 0.83rem;
}

.hero-visual {
  position: relative;
  min-height: 560px;
  display: grid;
  place-items: center;
}

.hero-card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
  box-shadow: 0 35px 60px var(--shadow);
}

.hero-card-main {
  position: relative;
  width: min(520px, 100%);
  padding: 18px 18px 22px;
  border-radius: 28px;
}

.product-chip {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--silver-strong);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.card-image {
  height: 360px;
  border-radius: 22px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.18);
}

.card-image-backpack {
  background-image: linear-gradient(rgba(11, 13, 17, 0.08), rgba(11, 13, 17, 0.1)),
    url('https://images.unsplash.com/photo-1521572267360-ee0c2909d518?auto=format&fit=crop&w=900&q=80');
}

.card-meta {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-top: 22px;
}

.meta-label {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.card-meta h2 {
  margin: 0;
  font-size: clamp(1.4rem, 2vw, 2rem);
}

.card-meta span {
  color: var(--silver-strong);
  font-size: 1.5rem;
  font-weight: 700;
}

.hero-card-mini {
  position: absolute;
  right: 0;
  bottom: 16px;
  padding: 18px 20px;
  border-radius: 18px;
  background: rgba(12, 14, 18, 0.92);
}

.hero-card-mini p {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-card-mini strong {
  color: var(--silver-strong);
  font-size: 1.6rem;
}

.categories,
.products,
.business {
  padding: 34px 0 96px;
}

.section-heading {
  margin-bottom: 28px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 3rem);
  letter-spacing: -0.05em;
}

.align-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

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

.category-card,
.product-card,
.card-panel {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.12);
}

.category-card {
  padding: 26px 22px 24px;
}

.category-icon {
  display: inline-flex;
  width: 64px;
  height: 64px;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  background: rgba(196, 205, 214, 0.08);
  border: 1px solid var(--border);
  border-radius: 18px;
  margin-bottom: 16px;
}

.category-card h3 {
  margin: 0 0 12px;
  font-size: 1.4rem;
}

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

.shop-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
}

.shop-tools {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: min(420px, 100%);
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
}

.search-wrap span {
  color: var(--silver);
  font-size: 1rem;
}

.search-wrap input {
  background: transparent;
  border: 0;
  outline: 0;
  width: 100%;
  padding: 14px 0;
  color: var(--text);
}

.search-wrap input::placeholder {
  color: var(--muted);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.filter-btn {
  padding: 10px 16px;
  cursor: pointer;
  border-radius: 999px;
  font-size: 0.9rem;
}

.filter-btn.active {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
  font-weight: 700;
}

.shop-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.75fr) minmax(260px, 0.9fr);
  gap: 24px;
  align-items: start;
}

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

.product-card {
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, border-color 0.2s ease;
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.24);
}

.product-visual {
  height: 220px;
  background-size: cover;
  background-position: center;
}

.product-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 20px 18px 18px;
}

.product-badge {
  display: inline-flex;
  width: fit-content;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 10px;
  color: var(--silver-strong);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.product-body h3 {
  margin: 16px 0 10px;
  font-size: 1.5rem;
}

.product-body p {
  margin: 0 0 18px;
  color: var(--muted);
}

.product-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: auto;
}

.product-footer strong {
  font-size: 1.5rem;
}

.product-footer button {
  border: 0;
  padding: 12px 16px;
  cursor: pointer;
}

.shop-side {
  display: grid;
  gap: 18px;
}

.card-panel {
  padding: 22px;
}

.shop-detail {
  min-height: 340px;
}

.detail-empty {
  color: var(--muted);
  line-height: 1.7;
}

.detail-banner {
  height: 180px;
  border-radius: 16px;
  background-size: cover;
  background-position: center;
  margin-bottom: 18px;
}

.detail-content h3 {
  margin: 0 0 12px;
  font-size: 1.8rem;
}

.detail-price {
  margin-bottom: 14px;
  font-size: 2rem;
  font-weight: 700;
  color: var(--silver-strong);
}

.detail-description {
  margin: 0 0 16px;
  color: var(--muted);
}

.product-features {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  display: grid;
  gap: 8px;
}

.product-features li {
  position: relative;
  padding-left: 16px;
  color: var(--silver-strong);
}

.product-features li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--success);
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.detail-actions .secondary-btn {
  padding: 13px 18px;
}

.cart-panel {
  position: sticky;
  top: 96px;
}

.cart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.cart-header h3 {
  margin: 0;
  font-size: 1.5rem;
}

.cart-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  min-height: 28px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
}

.cart-items {
  display: grid;
  gap: 12px;
  min-height: 60px;
}

.cart-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  padding: 12px 0;
  border-top: 1px solid var(--border);
}

.cart-item:first-child {
  border-top: 0;
}

.cart-item-info {
  display: grid;
  gap: 4px;
}

.cart-item-name {
  font-weight: 600;
}

.cart-item-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.85rem;
}

.qty-control {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
}

.qty-control button {
  border: 0;
  background: transparent;
  color: var(--text);
  width: 24px;
  height: 28px;
  cursor: pointer;
}

.qty-control span {
  min-width: 16px;
  text-align: center;
  font-size: 0.88rem;
}

.cart-item-remove {
  border: 0;
  background: transparent;
  color: var(--danger);
  cursor: pointer;
  padding: 4px 0;
  text-align: right;
}

.cart-summary {
  padding-top: 18px;
  border-top: 1px solid var(--border);
  margin-top: 14px;
}

.summary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
}

.summary-row strong {
  color: var(--silver-strong);
  font-size: 1.2rem;
}

.business {
  padding-top: 10px;
}

.business-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: center;
}

.business-copy p {
  color: var(--muted);
}

.business-points {
  list-style: none;
  padding: 0;
  margin: 24px 0 30px;
  display: grid;
  gap: 12px;
}

.business-points li {
  position: relative;
  padding-left: 28px;
  color: var(--silver-strong);
}

.business-points li::before {
  content: "•";
  position: absolute;
  left: 0;
  font-size: 1.7rem;
  color: #f2f5f8;
}

.business-panel {
  display: grid;
  place-items: center;
}

.panel-box {
  width: min(460px, 100%);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 28px 22px;
}

.panel-label {
  margin: 0 0 12px;
  color: var(--silver);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}

.panel-box h3 {
  margin: 0 0 18px;
  font-size: 2rem;
}

.data-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.data-row strong {
  color: var(--silver-strong);
}

.site-footer {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid var(--border);
  padding-top: 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 0.9fr;
  gap: 32px;
  padding-bottom: 26px;
}

.footer-logo {
  margin-bottom: 12px;
}

.site-footer p,
.site-footer li {
  color: var(--muted);
}

.site-footer h4 {
  margin: 0 0 14px;
  font-size: 1rem;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 18px 0 22px;
}

.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  font-size: 0.9rem;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  width: 46px;
  height: 46px;
  border-radius: 12px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle span {
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
}

@media (max-width: 980px) {
  .hero-grid,
  .business-grid,
  .footer-grid,
  .category-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-grid,
  .business-grid,
  .shop-layout {
    grid-template-columns: 1fr;
  }

  .nav {
    flex-wrap: wrap;
    padding: 14px 0;
  }

  .nav-menu {
    order: 3;
    width: 100%;
    justify-content: center;
    gap: 18px;
    padding: 10px 0 0;
  }

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

@media (max-width: 700px) {
  .nav {
    position: relative;
    min-height: 74px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    padding: 12px 0 0;
  }

  .nav-menu.open {
    display: flex;
  }

  .category-grid,
  .product-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 64px;
  }

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

  .shop-top {
    flex-direction: column;
    align-items: stretch;
  }

  .search-wrap {
    min-width: 100%;
  }

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

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