body.store-page {
  --store-ink: var(--text-primary);
  --store-muted: var(--text-secondary);
  --store-soft: var(--text-muted);
  --store-line: var(--border-color);
  --store-panel: var(--bg-surface);
  --store-signal: var(--accent-primary);
  --store-energy: #f5c84c;
  --pg-accent: var(--accent-primary);
  --pg-radius: 8px;
  align-items: stretch;
  background: var(--bg-main);
  color: var(--store-ink);
  overflow-x: hidden;
  padding-top: 96px;
}

.store-background {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(7, 8, 10, 0.45), rgba(7, 8, 10, 0.76) 62%, rgba(7, 8, 10, 0.9)),
    linear-gradient(90deg, rgba(7, 8, 10, 0.72), rgba(7, 8, 10, 0.24), rgba(7, 8, 10, 0.72)),
    url("../assets/logos/Rnd_background_opt.jpg") center top / cover no-repeat;
}

body.store-page::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.65), transparent 78%);
}

.store-page .site-header {
  height: 84px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--store-line);
  box-shadow: 0 18px 48px var(--shadow-md);
  backdrop-filter: blur(14px);
}

.store-page .header-center {
  max-width: 1500px;
}

.store-page .site-logo {
  color: var(--text-primary);
}

.store-page .site-logo img {
  height: 46px;
  width: 46px;
  object-fit: contain;
  padding: 5px;
  background: var(--bg-main);
  border-radius: 8px;
  box-shadow: 0 10px 24px var(--shadow-sm);
}

.store-page .site-logo span {
  font-size: 1.05rem;
  letter-spacing: 0;
}

.store-page .search-box {
  width: min(460px, 36vw);
  height: 44px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 8px;
}

.store-page .search-box:focus-within {
  border-color: rgba(56, 189, 248, 0.75);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.14);
}

.store-page .search-box input {
  color: var(--input-text);
}

.store-page .search-box input::placeholder {
  color: rgba(255, 255, 255, 0.62);
}

.store-page .search-box button {
  color: var(--text-secondary);
  border-left: 1px solid var(--store-line);
}

.store-page .search-box button:hover {
  background: var(--bg-surface-alt);
  color: var(--text-primary);
}

.store-page .icon,
.store-page .hamburger-btn {
  color: var(--text-primary);
}

.store-page .username-display {
  color: var(--text-primary);
}

[data-theme="dark"] .store-page .icon img,
[data-theme="dark"] .store-page .panel-trigger img {
  filter: invert(1);
}


.store-page .panel-trigger:hover {
  background: var(--bg-surface-alt);
}

.store-page .panel-badge {
  background: var(--accent-primary);
  color: var(--accent-inverted-text);
}

.store-main {
  position: relative;
  z-index: 1;
  width: min(1600px, calc(100% - 40px));
  margin: 0 auto;
}

.store-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.52fr);
  gap: clamp(24px, 3.5vw, 48px);
  align-items: center;
  min-height: 300px;
  margin: 24px auto 10px;
  padding: clamp(28px, 3.5vw, 46px);
  overflow: hidden;
  border: 1px solid var(--store-line);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.03)),
    var(--store-panel);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.42);
  max-height: 600px;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: top;
}

.store-hero.hidden-hero {
  opacity: 0;
  max-height: 0;
  min-height: 0;
  margin-top: 0;
  margin-bottom: 0;
  padding-top: 0;
  padding-bottom: 0;
  border-width: 0;
  visibility: hidden;
  transform: scaleY(0);
}

.store-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.04), transparent 46%),
    radial-gradient(circle at 78% 22%, rgba(56, 189, 248, 0.14), transparent 24rem);
  opacity: 1;
  pointer-events: none;
}

.store-hero::after {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  pointer-events: none;
}

.store-hero-copy,
.store-hero-media {
  position: relative;
  z-index: 1;
}

.store-eyebrow {
  margin: 0 0 14px;
  color: var(--store-energy);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.store-hero h1 {
  max-width: 850px;
  margin: 0;
  color: var(--text-primary);
  font-size: clamp(2.45rem, 5vw, 4.75rem);
  line-height: 1;
  letter-spacing: 0;
}

.store-hero-text {
  max-width: 660px;
  margin: 20px 0 0;
  color: var(--store-muted);
  font-size: clamp(1rem, 1.35vw, 1.2rem);
  line-height: 1.7;
}

.store-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.store-primary-action,
.store-secondary-action {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border-radius: 6px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.store-primary-action {
  background: var(--text-primary);
  color: var(--bg-solid);
  border: 1px solid var(--text-primary);
}

.store-secondary-action {
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  background: var(--bg-surface-alt);
}

.store-primary-action:hover,
.store-secondary-action:hover,
.store-primary-action:focus-visible,
.store-secondary-action:focus-visible {
  transform: translateY(-1px);
}

.store-secondary-action:hover,
.store-secondary-action:focus-visible {
  border-color: var(--store-signal);
  color: var(--store-signal);
}

.store-hero-media {
  min-height: 220px;
  display: grid;
  place-items: center;
}

.store-art-main {
  width: min(100%, 500px);
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.38);
}

.store-page .product-section,
.store-page .reco-section {
  width: 100%;
  max-width: 1600px;
  padding: 1.35rem 0;
}

.store-page .filter-row {
  position: sticky;
  top: 98px;
  z-index: 30;
  padding: 12px;
  margin: 0;
  background: var(--bg-surface);
  border: 1px solid var(--store-line);
  border-radius: 8px;
  box-shadow: 0 20px 48px var(--shadow-md);
  backdrop-filter: blur(14px);
}

.store-page .filter-pills {
  gap: 9px;
}

.store-page .filter-pill {
  min-height: 34px;
  padding: 0 14px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.07);
  color: var(--store-muted);
  font-weight: 800;
}

.store-page .filter-pill:hover,
.store-page .filter-pill.active {
  background: var(--text-primary);
  color: var(--bg-solid);
  border-color: var(--text-primary);
}

.store-page .sort-dropdown select {
  min-height: 34px;
  border-radius: 6px;
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  color: var(--input-text);
}

.store-page .sort-dropdown option {
  background: var(--input-bg);
  color: var(--input-text);
}

.store-page .main-section-label,
.store-page .reco-section-label {
  margin: 0 0 1rem;
  color: #fff;
  font-size: 0.95rem;
  letter-spacing: 0.14em;
  text-shadow: 0 2px 4px rgba(0,0,0,0.6);
}

.store-page .reco-title-wrapper {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.store-page .reco-main-title {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: normal;
  text-shadow: 0 2px 4px rgba(0,0,0,0.6);
}

.store-page .reco-subtitle {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.85rem;
  font-weight: normal;
  opacity: 0.7;
  letter-spacing: 0.03em;
  text-transform: none;
}

.store-page .main-section-label::before {
  content: none;
}

.store-page .reco-section-inner {
  width: 100%;
}

.store-page .product-grid {
  gap: 1.1rem;
}

.store-page .product-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 14px 34px var(--shadow-sm);
}

.store-page .product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 52px rgba(0, 0, 0, 0.32);
}

.store-page .card-img-wrap {
  position: relative;
  background:
    linear-gradient(145deg, #f7f8fa, #e6e8ec);
}

.reco-card-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  background: rgba(10, 15, 25, 0.85);
  color: #fff;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 10;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}

.reco-card-badge .badge-icon {
  font-size: 0.85rem;
}

.reco-card-badge .badge-text {
  letter-spacing: 0.04em;
}

.store-page .card-info {
  padding: 0.95rem 1rem 1rem;
}

.store-page .card-name {
  color: var(--text-primary);
  font-weight: 800;
}

.store-page .card-price {
  color: var(--text-primary);
}

.store-page .btn-cart,
.store-page .btn-wish {
  border-radius: 6px;
}

.store-page .btn-cart {
  color: var(--text-primary);
  border-color: var(--border-color);
  font-weight: 800;
}

.store-page .btn-cart:hover {
  background: var(--bg-surface-alt);
  color: var(--text-primary);
}

.store-page .card-3d-badge,
.store-page .card-stock-badge {
  border-radius: 6px;
}

.store-page .skeleton-card {
  background: rgba(255, 255, 255, 0.94);
}

.store-page .pg-error,
.store-page .no-products {
  color: var(--store-muted);
  background: rgba(0, 0, 0, 0.34);
  border: 1px solid var(--store-line);
  border-radius: 8px;
}

.store-page .modal-content {
  color: var(--text-primary);
}

.store-page .modal-content h2,
.store-page .modal-content label,
.store-page .remember-me,
.store-page .close-btn {
  color: var(--text-primary);
}

.store-page .modal-content input {
  color: var(--input-text);
  background: var(--input-bg);
  border: 1px solid var(--input-border);
}

.store-page .modal-content input::placeholder {
  color: var(--text-muted);
}

.store-page .login-links a {
  color: var(--text-primary);
}

.store-page .login-links a:hover {
  color: var(--text-secondary);
}

.store-footer {
  position: relative;
  z-index: 1;
  width: 100%;
  margin-top: auto;
  padding: 32px 20px;
  text-align: center;
  background: rgba(5, 6, 8, 0.82);
  color: var(--store-soft);
  border-top: 1px solid var(--store-line);
  font-size: 14px;
}

.store-footer a {
  color: var(--store-text, #fff);
  text-decoration: none;
  font-weight: 700;
  margin: 0 8px;
}

.store-footer a:hover {
  color: var(--store-signal);
}

@media (max-width: 1024px) {
  .store-hero {
    grid-template-columns: 1fr;
  }

  .store-hero-media {
    min-height: 220px;
  }

  .store-page .search-box {
    width: min(360px, 34vw);
  }
}

@media (max-width: 768px) {
  body.store-page {
    padding-top: 158px;
  }

  .store-page .site-header {
    height: auto;
    background: var(--bg-surface);
  }

  .store-page .header-center {
    display: grid;
    grid-template-columns: auto auto;
    justify-content: center;
    justify-items: center;
    align-items: center;
    column-gap: 12px;
    gap: 12px;
    padding: 0 18px;
  }

  .store-page .site-logo {
    grid-column: 1 / -1;
    width: auto;
    order: 1;
  }

  .store-page .site-logo img {
    height: 38px;
    width: 38px;
  }

  .store-page .icon-group {
    order: 2;
    width: auto;
    margin-left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    flex-wrap: nowrap;
  }

  .store-page #authArea,
  .store-page .panel-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
  }

  .store-page .icon,
  .store-page .panel-trigger,
  .store-page .user-avatar-btn,
  .store-page .hamburger-btn {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    padding: 0;
    line-height: 1;
  }

  .store-page .icon img,
  .store-page .panel-trigger img {
    width: 28px;
    height: 28px;
    display: block;
  }

  .store-page .user-avatar {
    width: 36px;
    height: 36px;
  }

  .store-page .hamburger-btn {
    order: 2;
    font-size: 27px;
    color: var(--text-primary);
  }

  .store-page .search-box {
    order: 3;
    grid-column: 1 / -1;
    width: 100%;
    border-radius: 8px;
  }

  .store-page .header-right-panel {
    background: var(--bg-surface);
    border-left: 1px solid var(--store-line);
  }

  .store-page .header-nav a {
    color: var(--text-primary);
    border-bottom-color: var(--border-color);
  }

  .store-main {
    width: min(100% - 28px, 720px);
  }

  .store-hero {
    min-height: auto;
    margin-top: 16px;
    padding: 24px;
  }

  .store-hero h1 {
    font-size: clamp(2.3rem, 10vw, 3.4rem);
  }

  .store-hero-actions {
    margin-top: 22px;
  }

  .store-primary-action,
  .store-secondary-action {
    flex: 1 1 170px;
  }

  .store-page .filter-row {
    top: 158px;
    justify-content: center;
  }

  .store-page .sort-dropdown,
  .store-page .sort-dropdown select {
    width: 100%;
  }
}

@media (max-width: 520px) {
  body.store-page {
    padding-top: 154px;
  }

  .store-page .header-center {
    gap: 10px;
    padding: 0 18px;
  }

  .store-page .icon-group {
    gap: 12px;
  }

  .store-hero {
    padding: 22px;
  }

  .store-art-main {
    aspect-ratio: 4 / 3;
  }

  .store-page .product-grid {
    gap: 0.85rem;
  }

  .store-page .filter-row {
    top: 154px;
  }
}

/* ── Back to Top Button ────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 100px;
  right: 28px;
  width: 60px;
  height: 60px;
  background: var(--store-bg-alt, #111);
  color: var(--store-text, #fff);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--store-bg, #000);
  color: var(--store-text, #fff);
  border-color: var(--store-line, #555);
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.6);
}

.back-to-top svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

@media (max-width: 768px) {
  .back-to-top {
    bottom: 84px;
    right: 20px;
    width: 54px;
    height: 54px;
  }
}

/* Hide number input spinners in sort dropdown */
.sort-dropdown input[type=number]::-webkit-outer-spin-button,
.sort-dropdown input[type=number]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.sort-dropdown input[type=number] {
  -moz-appearance: textfield;
}