:root {
  --bg: #0A0D14;
  --bg-alt: #0D1322;
  --surface: #17243B;
  --surface-2: #1C2C48;
  --accent: #3978FF;
  --accent-hover: #2E66E0;
  --text: #F2F5FA;
  --muted: #9AA9C2;
  --border: rgba(255, 255, 255, .09);
  --radius: 16px;
  --radius-sm: 10px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
input, textarea { font: inherit; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 16px; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Top info bar */
.topbar {
  background: var(--accent);
  color: #fff;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 12px;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 13, 20, .92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-top: 12px;
  padding-bottom: 12px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand img { border-radius: 10px; display: block; }
.brand-name { font-size: 22px; font-weight: 800; letter-spacing: -.02em; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a {
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--muted);
  font-weight: 600;
  font-size: 15px;
  transition: color .15s ease, background .15s ease;
}
.nav a:hover { color: var(--text); background: var(--surface); }
.header-tools {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
#search-input {
  width: 200px;
  max-width: 46vw;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  padding: 9px 16px;
}
#search-input::placeholder { color: var(--muted); }
.lang-switch { display: flex; gap: 2px; background: var(--surface); border-radius: 999px; padding: 3px; }
.lang-switch button {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 10px;
  border-radius: 999px;
  transition: background .15s ease, color .15s ease;
}
.lang-switch button.active { background: var(--accent); color: #fff; }
.cart-link { position: relative; display: flex; padding: 8px; border-radius: 10px; }
.cart-link:hover { background: var(--surface); }
.cart-badge {
  position: absolute;
  top: 0;
  right: 0;
  min-width: 19px;
  height: 19px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cart-badge[hidden] { display: none; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 11px 20px;
  font-weight: 700;
  font-size: 15px;
  transition: background .15s ease, border-color .15s ease;
}
.btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-outline { background: transparent; border-color: rgba(255, 255, 255, .25); color: var(--text); }
.btn-outline:hover { background: var(--surface); border-color: rgba(255, 255, 255, .45); }
.btn-large { width: 100%; padding: 14px 20px; font-size: 16px; }

/* Sections */
.section { padding: 48px 0; scroll-margin-top: 120px; }
.section-alt { background: var(--bg-alt); }
.section h2, .page-title {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -.02em;
  margin: 0 0 8px;
}
.section-sub { color: var(--muted); margin: 0 0 28px; max-width: 640px; }

/* Hero */
.hero {
  padding: 64px 0 56px;
  background:
    radial-gradient(560px 280px at 85% 10%, rgba(57, 120, 255, .22), transparent 70%),
    radial-gradient(480px 260px at 8% 90%, rgba(57, 120, 255, .14), transparent 70%);
}
.hero h1 {
  font-size: clamp(32px, 5.4vw, 52px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -.02em;
  margin: 0 0 14px;
  max-width: 720px;
}
.hero p { color: var(--muted); font-size: 18px; margin: 0 0 28px; max-width: 600px; }

/* Catalog */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color .18s ease;
}
.card:hover { border-color: var(--accent); }
.card-media { position: relative; display: block; aspect-ratio: 3 / 4; background: var(--surface-2); }
.card-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 999px;
}
.badge-static { position: static; display: inline-block; }
.card-body { padding: 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-body h3 { margin: 0; font-size: 17px; line-height: 1.35; }
.card-body h3 a:hover { color: var(--accent); }
.price { font-size: 19px; font-weight: 800; margin: 0; }
.desc { color: var(--muted); font-size: 14px; margin: 0; flex: 1; }
.card-actions { display: flex; gap: 8px; margin-top: 8px; }
.card-actions .btn { flex: 1; padding: 10px 8px; font-size: 14px; }
.empty-results { color: var(--muted); padding: 32px 0; text-align: center; grid-column: 1 / -1; }

/* Why us */
.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.why-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.why-item h3 { margin: 0 0 6px; font-size: 18px; }
.why-item p { margin: 0; color: var(--muted); font-size: 15px; }

/* Delivery */
.delivery-box, .services-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  gap: 20px;
  align-items: center;
  flex-wrap: wrap;
}
.delivery-box h2, .services-box h2 { margin: 0 0 6px; }
.delivery-box p, .services-box p { margin: 0; color: var(--muted); max-width: 560px; }
.delivery-icon { font-size: 40px; line-height: 1; }

/* Services */
.services-box .services-price { margin-top: 10px; }
.services-box .services-price strong { color: var(--text); font-size: 18px; margin-left: 6px; }
.services-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }

/* About / contact */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.split p { color: var(--muted); margin: 0 0 12px; }
.contact-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.contact-list a { color: var(--text); font-weight: 600; }
.contact-list a:hover { color: var(--accent); }
.contact-list span { color: var(--muted); display: block; font-size: 13px; font-weight: 400; }

/* Product page */
.page { padding: 36px 0 56px; }
.back-link { color: var(--muted); font-weight: 600; font-size: 15px; display: inline-block; margin-bottom: 20px; }
.back-link:hover { color: var(--text); }
.product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.product-grid.flip .p-media { order: 2; }
.p-media { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); aspect-ratio: 3 / 4; background: var(--surface-2); }
.p-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.p-info h1 { font-size: clamp(26px, 4vw, 36px); line-height: 1.2; margin: 0 0 12px; letter-spacing: -.02em; }
.p-info .price { font-size: 26px; margin-bottom: 12px; }
.p-info .desc { font-size: 16px; margin-bottom: 16px; }
.qty-row { display: flex; align-items: center; gap: 14px; margin: 20px 0; font-weight: 600; }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--border); border-radius: 999px; overflow: hidden; }
.qty button {
  width: 42px;
  height: 42px;
  border: 0;
  background: var(--surface);
  color: var(--text);
  font-size: 20px;
  line-height: 1;
}
.qty button:hover { background: var(--surface-2); }
.qty span { min-width: 44px; text-align: center; font-weight: 700; }

/* Cart page */
.cart-layout { display: grid; grid-template-columns: 1.1fr 1fr; gap: 28px; align-items: start; }
.cart-items { display: grid; gap: 12px; }
.cart-row {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 14px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}
.cart-row img { width: 72px; height: 96px; object-fit: cover; border-radius: 8px; display: block; }
.cart-row h3 { margin: 0 0 4px; font-size: 15px; line-height: 1.35; }
.cart-row .unit { color: var(--muted); font-size: 14px; margin: 0 0 8px; }
.cart-row .line-total { font-weight: 800; white-space: nowrap; }
.qty-sm button { width: 32px; height: 32px; font-size: 17px; }
.qty-sm span { min-width: 32px; }
.remove-btn {
  border: 0;
  background: none;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 0 0;
}
.remove-btn:hover { color: #ff6b6b; }
.cart-total-row {
  display: flex;
  justify-content: space-between;
  font-size: 19px;
  font-weight: 800;
  padding: 6px 4px;
}
.order-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  display: grid;
  gap: 14px;
}
.order-form h2 { margin: 0; font-size: 20px; }
.field label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; }
.field input, .field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 11px 13px;
  resize: vertical;
}
.cash-note {
  margin: 0;
  background: rgba(57, 120, 255, .12);
  border: 1px solid rgba(57, 120, 255, .4);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  font-size: 14px;
  font-weight: 600;
}
.send-choice-label { margin: 0; font-weight: 600; font-size: 14px; }
.send-choice { display: grid; gap: 10px; }
@media (min-width: 560px) { .send-choice { grid-template-columns: 1fr 1fr; } }
.form-error {
  margin: 0;
  background: rgba(255, 107, 107, .12);
  border: 1px solid rgba(255, 107, 107, .5);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  font-size: 14px;
  font-weight: 600;
}
.form-error[hidden] { display: none; }
.btn:disabled { opacity: .6; cursor: wait; }
.empty-cart { text-align: center; padding: 64px 0; }
.empty-cart .empty-icon { font-size: 56px; line-height: 1; margin-bottom: 16px; }
.empty-cart p { color: var(--muted); margin: 0 0 24px; font-size: 18px; }

/* Footer */
.footer { background: var(--bg-alt); border-top: 1px solid var(--border); padding: 40px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; }
.footer .brand { margin-bottom: 10px; }
.footer p { color: var(--muted); font-size: 14px; margin: 0 0 8px; }
.footer h4 { margin: 0 0 12px; font-size: 15px; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: 14px; }
.footer ul a { color: var(--muted); }
.footer ul a:hover { color: var(--text); }
.social-row { display: flex; gap: 10px; margin-top: 14px; }
.social-row a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color .15s ease;
}
.social-row a:hover { border-color: var(--accent); }
.copyright { color: var(--muted); font-size: 13px; margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--border); }

/* Popup */
.popup-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0, 0, 0, .65);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.popup-overlay[hidden] { display: none; }
.popup {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  max-width: 420px;
  width: 100%;
  text-align: center;
}
.popup-check {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.popup h2 { margin: 0 0 8px; font-size: 22px; }
.popup p { color: var(--muted); margin: 0 0 22px; }

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  z-index: 90;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, .45);
  white-space: nowrap;
  max-width: calc(100vw - 32px);
  overflow: hidden;
  text-overflow: ellipsis;
}
.toast[hidden] { display: none; }

/* Responsive */
@media (max-width: 900px) {
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .cart-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .header-inner { gap: 10px; }
  .header-tools { width: 100%; margin-left: 0; }
  #search-input { flex: 1; width: auto; }
  .nav { order: 3; width: 100%; }
  .nav a { padding: 6px 10px; font-size: 14px; }
  .product-grid { grid-template-columns: 1fr; }
  .product-grid.flip .p-media { order: 0; }
  .why-grid, .split { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 36px 0; }
  .hero { padding: 44px 0; }
  .card-actions { flex-direction: column; }
  .card-body h3 { font-size: 15px; }
  .card-body { padding: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}