/* ══════════════════════════════════════════════
   WebSolutions Core v1.0 — Public Styles
   Author: bizcare.com.vn
   ══════════════════════════════════════════════ */

/* Font Awesome — @import fallback nếu enqueue bị conflict */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/css/all.min.css');

/* ── Variables ── */
:root {
  --wsc-primary:       #2563eb;
  --wsc-primary-dark:  #1d4ed8;
  --wsc-accent:        #06b6d4;
  --wsc-green:         #10b981;
  --wsc-orange:        #f59e0b;
  --wsc-purple:        #7c3aed;
  --wsc-red:           #ef4444;
  --wsc-bg:            #f8fafc;
  --wsc-card:          #ffffff;
  --wsc-text:          #1e293b;
  --wsc-muted:         #64748b;
  --wsc-border:        #e2e8f0;
  --wsc-radius:        14px;
  --wsc-radius-sm:     8px;
  --wsc-shadow:        0 4px 24px rgba(37,99,235,.08);
  --wsc-shadow-hover:  0 12px 40px rgba(37,99,235,.15);
  --wsc-font:          'Inter', -apple-system, sans-serif;
}

/* ── Reset scope ── */
.wsc-archive-wrap *,
.wsc-single-wrap *,
.wsc-listing *,
.wsc-filter-sidebar *,
.wsc-cat-grid * {
  box-sizing: border-box;
  font-family: var(--wsc-font);
}

/* ── Container ── */
.wsc-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ══════════════════════════════════════════════
   BUTTONS
   ══════════════════════════════════════════════ */
.wsc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: none;
  cursor: pointer;
  font-family: var(--wsc-font);
  font-weight: 600;
  border-radius: var(--wsc-radius-sm);
  transition: all .2s;
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
}
.wsc-btn-primary  { background: var(--wsc-primary); color: #fff; padding: 11px 22px; font-size: .88rem; }
.wsc-btn-primary:hover { background: var(--wsc-primary-dark); transform: translateY(-1px); color: #fff; }
.wsc-btn-outline  { background: transparent; color: var(--wsc-primary); border: 2px solid var(--wsc-primary); padding: 9px 20px; font-size: .88rem; }
.wsc-btn-outline:hover { background: #eff6ff; }
.wsc-btn-light    { background: #f1f5f9; color: var(--wsc-text); border: 1.5px solid var(--wsc-border); padding: 9px 18px; font-size: .85rem; }
.wsc-btn-light:hover { background: #dbeafe; color: var(--wsc-primary); }
.wsc-btn-zalo     { background: #0068ff; color: #fff; padding: 11px 22px; font-size: .88rem; }
.wsc-btn-zalo:hover { background: #0052cc; color: #fff; }
.wsc-btn-lg  { padding: 13px 26px; font-size: .95rem; }
.wsc-btn-sm  { padding: 8px 16px; font-size: .8rem; }
.wsc-btn-xs  { padding: 5px 11px; font-size: .72rem; }
.wsc-btn-full { width: 100%; }

/* ══════════════════════════════════════════════
   TAGS / BADGES
   ══════════════════════════════════════════════ */
.wsc-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: .72rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}
.wsc-tag-blue   { background: #dbeafe; color: #1d4ed8; }
.wsc-tag-purple { background: #ede9fe; color: #5b21b6; }
.wsc-tag-gray   { background: #f1f5f9; color: #475569; }
.wsc-tag-green  { background: #d1fae5; color: #065f46; }
.wsc-tag-outline { background: transparent; border: 1.5px solid var(--wsc-border); color: var(--wsc-muted); }
.wsc-tag-outline:hover { border-color: var(--wsc-primary); color: var(--wsc-primary); }

/* ══════════════════════════════════════════════
   STARS
   ══════════════════════════════════════════════ */
.wsc-stars { color: #f59e0b; font-size: .8rem; display: inline-flex; gap: 1px; }

/* ══════════════════════════════════════════════
   PRODUCT CARD
   ══════════════════════════════════════════════ */
.wsc-listing {
  display: grid;
  gap: 20px;
}
.wsc-cols-4 { grid-template-columns: repeat(4, 1fr); }
.wsc-cols-3 { grid-template-columns: repeat(3, 1fr); }
.wsc-cols-2 { grid-template-columns: repeat(2, 1fr); }
.wsc-cols-1 { grid-template-columns: 1fr; }

.wsc-card {
  background: var(--wsc-card);
  border: 1.5px solid var(--wsc-border);
  border-radius: var(--wsc-radius);
  box-shadow: var(--wsc-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .25s, box-shadow .25s;
}
.wsc-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--wsc-shadow-hover);
}

/* Card thumbnail */
.wsc-card-thumb {
  position: relative;
  height: 180px;
  overflow: hidden;
  background: var(--wsc-bg);
}
.wsc-card-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .35s;
}
.wsc-card:hover .wsc-card-thumb img { transform: scale(1.04); }

/* Avatar fallback */
.wsc-card-avatar {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--av-color, var(--wsc-primary));
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -2px;
  text-decoration: none;
}

/* Badge */
.wsc-card-badge {
  position: absolute;
  top: 10px; left: 10px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .3px;
  z-index: 2;
}
.wsc-badge-featured { background: #fef9c3; color: #854d0e; }
.wsc-badge-new      { background: #d1fae5; color: #065f46; }
.wsc-badge-sale     { background: #fee2e2; color: #991b1b; }
.wsc-badge-soon     { background: #e0f2fe; color: #0c4a6e; }
.wsc-badge-out      { background: #f1f5f9; color: #475569; }

/* Demo overlay */
.wsc-card-demo-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 8px;
  background: rgba(37,99,235,.85);
  color: #fff;
  font-size: .78rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  transform: translateY(100%);
  transition: transform .25s;
}
.wsc-card:hover .wsc-card-demo-overlay { transform: translateY(0); }

/* Card body */
.wsc-card-body {
  padding: 16px 16px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.wsc-card-meta { display: flex; flex-wrap: wrap; gap: 4px; }
.wsc-card-title { font-size: .92rem; font-weight: 700; color: var(--wsc-text); line-height: 1.3; margin: 0; }
.wsc-card-title a { color: inherit; text-decoration: none; }
.wsc-card-title a:hover { color: var(--wsc-primary); }
.wsc-card-tagline { font-size: .78rem; color: var(--wsc-muted); line-height: 1.4; margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* Stats */
.wsc-card-stats { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: auto; }
.wsc-rating-num { font-size: .78rem; font-weight: 600; color: var(--wsc-muted); }
.wsc-card-dl, .wsc-card-ver { font-size: .72rem; color: var(--wsc-muted); display: flex; align-items: center; gap: 3px; }

/* Card footer */
.wsc-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-top: 1px solid var(--wsc-border);
  background: #fafbfc;
  gap: 8px;
}
.wsc-card-price { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
.wsc-price-main { font-size: 1rem; font-weight: 700; color: var(--wsc-primary); }
.wsc-price-old  { font-size: .75rem; color: var(--wsc-muted); }
.wsc-price-note { font-size: .7rem; color: var(--wsc-muted); }
.wsc-price-contact { font-size: .82rem; color: var(--wsc-green); font-weight: 600; display: flex; align-items: center; gap: 4px; }

/* No results */
.wsc-no-results {
  grid-column: 1/-1;
  text-align: center;
  padding: 60px 20px;
  color: var(--wsc-muted);
}
.wsc-no-results i { font-size: 2.5rem; margin-bottom: 12px; opacity: .4; }
.wsc-no-results p { font-size: 1rem; }

/* ══════════════════════════════════════════════
   ARCHIVE PAGE
   ══════════════════════════════════════════════ */

/* Hero */
.wsc-archive-hero {
  background: linear-gradient(135deg, #1e40af 0%, #2563eb 45%, #06b6d4 100%);
  padding: 48px 0 40px;
  margin-bottom: 40px;
}
.wsc-archive-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: #fff;
  margin: 12px 0 8px;
  letter-spacing: -1px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.wsc-archive-subtitle { color: rgba(255,255,255,.8); font-size: 1rem; margin: 0 0 24px; }

/* Archive search bar */
.wsc-archive-search {
  position: relative;
  max-width: 600px;
  background: #fff;
  border-radius: var(--wsc-radius);
  display: flex;
  align-items: center;
  padding: 12px 16px;
  gap: 10px;
  box-shadow: 0 8px 32px rgba(0,0,0,.18);
  margin-bottom: 20px;
}
.wsc-archive-search > i { color: var(--wsc-muted); }
.wsc-archive-search input {
  flex: 1;
  border: none;
  outline: none;
  font-size: .95rem;
  font-family: var(--wsc-font);
  color: var(--wsc-text);
}

/* Quick tabs */
.wsc-archive-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.wsc-tab {
  padding: 6px 16px;
  border-radius: 20px;
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  border: 1.5px solid rgba(255,255,255,.3);
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.85);
  transition: all .2s;
}
.wsc-tab:hover, .wsc-tab.on {
  background: #fff;
  color: var(--wsc-primary);
  border-color: #fff;
}
.wsc-tab span { font-size: .7rem; opacity: .75; margin-left: 2px; }

/* Layout: sidebar + main */
.wsc-archive-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 28px;
  padding-bottom: 60px;
}

/* Toolbar */
.wsc-archive-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 10px;
}
.wsc-toolbar-right { display: flex; align-items: center; gap: 10px; }
.wsc-result-count { font-size: .88rem; font-weight: 600; color: var(--wsc-muted); }
.wsc-sort-select {
  padding: 7px 12px;
  border: 1.5px solid var(--wsc-border);
  border-radius: var(--wsc-radius-sm);
  font-family: var(--wsc-font);
  font-size: .82rem;
  color: var(--wsc-text);
  background: #fff;
  cursor: pointer;
}
.wsc-view-toggle { display: flex; border: 1.5px solid var(--wsc-border); border-radius: var(--wsc-radius-sm); overflow: hidden; }
.wsc-view-btn {
  padding: 7px 11px;
  background: #fff;
  border: none;
  cursor: pointer;
  color: var(--wsc-muted);
  font-size: .8rem;
  transition: all .2s;
}
.wsc-view-btn.on, .wsc-view-btn:hover { background: var(--wsc-primary); color: #fff; }

/* Active filters */
.wsc-active-filters { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.wsc-active-filter-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  background: #dbeafe;
  color: #1d4ed8;
  border-radius: 20px;
  font-size: .75rem;
  font-weight: 600;
}
.wsc-active-filter-tag button { background: none; border: none; cursor: pointer; color: inherit; padding: 0; line-height: 1; }

/* Pagination */
.wsc-pagination { margin-top: 32px; text-align: center; }
.wsc-pagination .page-numbers {
  display: inline-flex;
  list-style: none;
  gap: 4px;
  padding: 0; margin: 0;
  justify-content: center;
  flex-wrap: wrap;
}
.wsc-pagination .page-numbers li a,
.wsc-pagination .page-numbers li span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border: 1.5px solid var(--wsc-border);
  border-radius: var(--wsc-radius-sm);
  font-size: .85rem;
  font-weight: 600;
  color: var(--wsc-text);
  text-decoration: none;
  transition: all .2s;
  background: #fff;
}
.wsc-pagination .page-numbers li .current,
.wsc-pagination .page-numbers li a:hover {
  background: var(--wsc-primary);
  color: #fff;
  border-color: var(--wsc-primary);
}

/* ══════════════════════════════════════════════
   FILTER SIDEBAR
   ══════════════════════════════════════════════ */

/* Mobile toggle */
.wsc-filter-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: #fff;
  border: 2px solid var(--wsc-primary);
  border-radius: var(--wsc-radius-sm);
  color: var(--wsc-primary);
  font-family: var(--wsc-font);
  font-weight: 600;
  font-size: .88rem;
  cursor: pointer;
  margin-bottom: 20px;
  position: relative;
}
.wsc-filter-count {
  background: var(--wsc-primary);
  color: #fff;
  border-radius: 50%;
  width: 20px; height: 20px;
  font-size: .7rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.wsc-filter-header {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  border-bottom: 1px solid var(--wsc-border);
}
.wsc-filter-header h3 { font-size: 1rem; font-weight: 700; margin: 0; display: flex; align-items: center; gap: 8px; }
.wsc-filter-close { background: none; border: none; cursor: pointer; font-size: 1.1rem; color: var(--wsc-muted); padding: 4px; }

.wsc-filter-sidebar {
  background: #fff;
  border: 1.5px solid var(--wsc-border);
  border-radius: var(--wsc-radius);
  overflow: hidden;
  position: sticky;
  top: 80px;
}

.wsc-filter-group {
  padding: 16px;
  border-bottom: 1px solid var(--wsc-border);
}
.wsc-filter-group:last-child { border-bottom: none; }

.wsc-filter-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .82rem;
  font-weight: 700;
  color: var(--wsc-text);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 10px;
}

.wsc-filter-search {
  position: relative;
}
.wsc-filter-search input {
  width: 100%;
  padding: 8px 10px 8px 32px;
  border: 1.5px solid var(--wsc-border);
  border-radius: var(--wsc-radius-sm);
  font-family: var(--wsc-font);
  font-size: .85rem;
}
.wsc-filter-search i {
  position: absolute;
  left: 10px; top: 50%;
  transform: translateY(-50%);
  color: var(--wsc-muted);
  font-size: .8rem;
}

.wsc-filter-select {
  width: 100%;
  padding: 8px 10px;
  border: 1.5px solid var(--wsc-border);
  border-radius: var(--wsc-radius-sm);
  font-family: var(--wsc-font);
  font-size: .85rem;
}

/* Checkboxes */
.wsc-filter-checkboxes { display: flex; flex-direction: column; gap: 6px; }
.wsc-check-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .85rem;
  cursor: pointer;
  color: var(--wsc-text);
}
.wsc-check-label input[type="checkbox"] { accent-color: var(--wsc-primary); width: 15px; height: 15px; flex-shrink: 0; }
.wsc-cat-count { margin-left: auto; font-size: .72rem; color: var(--wsc-muted); background: #f1f5f9; padding: 1px 6px; border-radius: 10px; }
.wsc-check-parent { font-weight: 600; }
.wsc-filter-children { padding-left: 20px; display: flex; flex-direction: column; gap: 5px; margin-top: 4px; }
.wsc-check-child { font-size: .8rem; }

/* Price range */
.wsc-price-range { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.wsc-price-range input { flex: 1; padding: 7px 8px; border: 1.5px solid var(--wsc-border); border-radius: var(--wsc-radius-sm); font-size: .82rem; font-family: var(--wsc-font); }
.wsc-price-range span { color: var(--wsc-muted); font-weight: 600; }
.wsc-price-quick { display: flex; flex-wrap: wrap; gap: 5px; }
.wsc-price-chip { padding: 4px 10px; border: 1.5px solid var(--wsc-border); border-radius: 20px; font-size: .72rem; font-weight: 600; cursor: pointer; background: #fff; color: var(--wsc-text); transition: all .2s; }
.wsc-price-chip:hover, .wsc-price-chip.on { border-color: var(--wsc-primary); background: #dbeafe; color: var(--wsc-primary); }

/* Filter actions */
.wsc-filter-actions { padding: 16px; display: flex; flex-direction: column; gap: 8px; }

/* Backdrop */
.wsc-filter-backdrop { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 998; }

/* ══════════════════════════════════════════════
   SEARCH DROPDOWN
   ══════════════════════════════════════════════ */
.wsc-search-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0; right: 0;
  background: #fff;
  border: 1.5px solid var(--wsc-border);
  border-radius: var(--wsc-radius);
  box-shadow: 0 16px 48px rgba(0,0,0,.12);
  z-index: 200;
  display: none;
  overflow: hidden;
}
.wsc-search-dropdown.show { display: block; }
.wsc-sd-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  text-decoration: none;
  color: var(--wsc-text);
  border-bottom: 1px solid var(--wsc-border);
  transition: background .15s;
}
.wsc-sd-item:last-child { border-bottom: none; }
.wsc-sd-item:hover { background: #f8fafc; }
.wsc-sd-avatar { width: 36px; height: 36px; border-radius: 8px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: .9rem; color: #fff; }
.wsc-sd-avatar img { width: 36px; height: 36px; border-radius: 8px; object-fit: cover; }
.wsc-sd-info { flex: 1; }
.wsc-sd-title { font-size: .88rem; font-weight: 600; margin-bottom: 2px; }
.wsc-sd-meta  { font-size: .75rem; color: var(--wsc-muted); }
.wsc-sd-price { font-size: .85rem; font-weight: 700; color: var(--wsc-primary); }

/* ══════════════════════════════════════════════
   BREADCRUMB
   ══════════════════════════════════════════════ */
.wsc-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  padding: 12px 0;
  font-size: .8rem;
  color: rgba(255,255,255,.75);
}
.wsc-breadcrumb a { color: rgba(255,255,255,.85); text-decoration: none; }
.wsc-breadcrumb a:hover { color: #fff; }
.wsc-bc-sep { margin: 0 8px; font-size: .7rem; opacity: .5; }
.wsc-single-wrap .wsc-breadcrumb,
.wsc-archive-wrap.no-hero .wsc-breadcrumb { color: var(--wsc-muted); }
.wsc-single-wrap .wsc-breadcrumb a,
.wsc-archive-wrap.no-hero .wsc-breadcrumb a { color: var(--wsc-primary); }

/* ══════════════════════════════════════════════
   CATEGORY GRID
   ══════════════════════════════════════════════ */
.wsc-cat-grid { display: grid; gap: 16px; }
.wsc-cols-4.wsc-cat-grid { grid-template-columns: repeat(4, 1fr); }
.wsc-cols-3.wsc-cat-grid { grid-template-columns: repeat(3, 1fr); }
.wsc-cols-2.wsc-cat-grid { grid-template-columns: repeat(2, 1fr); }
.wsc-cat-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: #fff;
  border: 1.5px solid var(--wsc-border);
  border-radius: var(--wsc-radius);
  text-decoration: none;
  color: var(--wsc-text);
  box-shadow: var(--wsc-shadow);
  transition: all .25s;
}
.wsc-cat-card:hover {
  border-color: var(--wsc-primary);
  transform: translateY(-2px);
  box-shadow: var(--wsc-shadow-hover);
  color: var(--wsc-primary);
}
.wsc-cat-icon { width: 44px; height: 44px; background: #eff6ff; border-radius: 12px; display: flex; align-items: center; justify-content: center; color: var(--wsc-primary); font-size: 1.1rem; flex-shrink: 0; }
.wsc-cat-name { font-weight: 700; font-size: .92rem; flex: 1; }
.wsc-cat-count { font-size: .75rem; color: var(--wsc-muted); white-space: nowrap; }

/* Related cats */
.wsc-related-cats { padding: 48px 0 60px; }

/* ══════════════════════════════════════════════
   SINGLE PRODUCT PAGE
   ══════════════════════════════════════════════ */

/* Hero */
.wsc-single-hero {
  background: linear-gradient(135deg, #f0f9ff 0%, #eff6ff 100%);
  border-bottom: 1px solid var(--wsc-border);
  padding: 40px 0;
  margin-bottom: 0;
}
.wsc-single-hero-inner {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 40px;
  align-items: start;
}

/* Media */
.wsc-single-thumb {
  position: relative;
  border-radius: var(--wsc-radius);
  overflow: hidden;
  box-shadow: var(--wsc-shadow-hover);
  background: #fff;
}
.wsc-single-thumb img { width: 100%; height: 280px; object-fit: cover; display: block; }
.wsc-single-avatar { width: 100%; height: 280px; display: flex; align-items: center; justify-content: center; background: var(--av-color, var(--wsc-primary)); font-size: 5rem; font-weight: 800; color: #fff; }
.wsc-single-badge { position: absolute; top: 12px; left: 12px; padding: 4px 12px; border-radius: 20px; font-size: .75rem; font-weight: 700; background: #fef9c3; color: #854d0e; }

.wsc-gallery-thumbs { display: flex; gap: 8px; margin-top: 10px; overflow-x: auto; padding-bottom: 4px; }
.wsc-gallery-thumb { width: 64px; height: 48px; border-radius: 8px; overflow: hidden; cursor: pointer; flex-shrink: 0; border: 2px solid transparent; transition: border-color .2s; }
.wsc-gallery-thumb:hover { border-color: var(--wsc-primary); }
.wsc-gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

/* Info */
.wsc-single-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 12px; }
.wsc-single-title { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 800; color: var(--wsc-text); line-height: 1.2; letter-spacing: -.5px; margin: 0 0 8px; }
.wsc-single-tagline { font-size: 1rem; color: var(--wsc-muted); line-height: 1.5; margin: 0 0 16px; }

.wsc-single-rating-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.wsc-review-count { font-size: .82rem; color: var(--wsc-muted); }
.wsc-dl-count { font-size: .82rem; color: var(--wsc-muted); display: flex; align-items: center; gap: 4px; }

.wsc-single-price-box { background: #fff; border: 1.5px solid var(--wsc-border); border-radius: var(--wsc-radius); padding: 16px 20px; margin-bottom: 16px; box-shadow: var(--wsc-shadow); }
.wsc-price-row { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 4px; }
.wsc-single-price { font-size: 2rem; font-weight: 800; color: var(--wsc-primary); }
.wsc-price-old-single { font-size: 1.1rem; color: var(--wsc-muted); }
.wsc-discount-badge { background: #fee2e2; color: #991b1b; padding: 3px 10px; border-radius: 20px; font-size: .78rem; font-weight: 700; }
.wsc-price-note-single { font-size: .82rem; color: var(--wsc-muted); }
.wsc-price-contact-big { font-size: 1.5rem; font-weight: 700; color: var(--wsc-green); display: flex; align-items: center; gap: 8px; }

.wsc-quick-specs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; margin-bottom: 16px; }
.wsc-spec-item { display: flex; align-items: center; gap: 6px; font-size: .82rem; color: var(--wsc-muted); }
.wsc-spec-item i { color: var(--wsc-primary); width: 14px; }
.wsc-spec-item strong { color: var(--wsc-text); }

.wsc-single-cta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }

.wsc-single-features-quick { display: grid; grid-template-columns: repeat(2, 1fr); gap: 5px; }
.wsc-feature-item { display: flex; align-items: flex-start; gap: 6px; font-size: .82rem; color: var(--wsc-text); }
.wsc-feature-item i { color: var(--wsc-green); margin-top: 2px; flex-shrink: 0; }

/* Single layout */
.wsc-single-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  padding: 40px 0 60px;
}

/* Section nav */
.wsc-section-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  background: #fff;
  padding: 8px;
  border-radius: var(--wsc-radius);
  border: 1.5px solid var(--wsc-border);
  margin-bottom: 28px;
  position: sticky;
  top: 70px;
  z-index: 10;
}
.wsc-snav-item {
  padding: 7px 14px;
  border-radius: var(--wsc-radius-sm);
  font-size: .82rem;
  font-weight: 600;
  color: var(--wsc-muted);
  text-decoration: none;
  transition: all .2s;
}
.wsc-snav-item:hover, .wsc-snav-item.active { background: var(--wsc-primary); color: #fff; }

/* Sections */
.wsc-single-section { margin-bottom: 40px; }
.wsc-section-heading {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--wsc-text);
  margin: 0 0 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--wsc-border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.wsc-subsection-heading { font-size: 1rem; font-weight: 700; margin: 20px 0 14px; color: var(--wsc-text); display: flex; align-items: center; gap: 8px; }

/* Content */
.wsc-single-content { line-height: 1.75; color: var(--wsc-text); font-size: .95rem; }
.wsc-single-content h2, .wsc-single-content h3 { font-weight: 700; margin: 20px 0 10px; }
.wsc-single-content p { margin: 0 0 12px; }
.wsc-single-content ul, .wsc-single-content ol { padding-left: 20px; margin-bottom: 12px; }

/* Features */
.wsc-features-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.wsc-feature-row { display: flex; align-items: flex-start; gap: 8px; font-size: .88rem; color: var(--wsc-text); }
.wsc-feature-row i { color: var(--wsc-green); margin-top: 3px; flex-shrink: 0; }

.wsc-tech-stack { margin-top: 16px; display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.wsc-tech-chip { padding: 4px 12px; background: #f1f5f9; border: 1.5px solid var(--wsc-border); border-radius: 20px; font-size: .75rem; font-weight: 600; color: var(--wsc-text); }
.wsc-single-taglist { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 6px; }

/* Video */
.wsc-video-wrap { border-radius: var(--wsc-radius); overflow: hidden; aspect-ratio: 16/9; background: #000; }
.wsc-video-wrap iframe, .wsc-video-wrap video { width: 100% !important; height: 100% !important; }

/* Gallery */
.wsc-gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.wsc-gallery-item { display: block; border-radius: var(--wsc-radius-sm); overflow: hidden; aspect-ratio: 16/10; }
.wsc-gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.wsc-gallery-item:hover img { transform: scale(1.05); }

/* Pricing */
.wsc-pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.wsc-pricing-card {
  background: #fff;
  border: 2px solid var(--wsc-border);
  border-radius: var(--wsc-radius);
  padding: 24px 20px;
  text-align: center;
  position: relative;
  box-shadow: var(--wsc-shadow);
  transition: all .25s;
}
.wsc-pricing-card:hover { transform: translateY(-4px); box-shadow: var(--wsc-shadow-hover); }
.wsc-pricing-featured { border-color: var(--wsc-primary); }
.wsc-pricing-popular { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--wsc-primary); color: #fff; padding: 3px 14px; border-radius: 20px; font-size: .72rem; font-weight: 700; white-space: nowrap; }
.wsc-pricing-name { font-size: 1.05rem; font-weight: 700; color: var(--wsc-text); margin-bottom: 12px; }
.wsc-pricing-price { margin-bottom: 16px; }
.wsc-pp-amount { font-size: 1.8rem; font-weight: 800; color: var(--wsc-primary); }
.wsc-pp-unit { font-size: .85rem; color: var(--wsc-muted); }
.wsc-pricing-features { list-style: none; padding: 0; margin: 0 0 20px; text-align: left; display: flex; flex-direction: column; gap: 7px; }
.wsc-pricing-features li { font-size: .85rem; display: flex; align-items: flex-start; gap: 7px; }
.wsc-pricing-features li i { color: var(--wsc-green); margin-top: 2px; flex-shrink: 0; }

/* FAQ */
.wsc-faq-list { display: flex; flex-direction: column; gap: 8px; }
.wsc-faq {
  border: 1.5px solid var(--wsc-border);
  border-radius: var(--wsc-radius);
  overflow: hidden;
  background: #fff;
}
.wsc-faq.open { border-color: var(--wsc-primary); }
.wsc-faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  cursor: pointer;
  font-weight: 600;
  font-size: .92rem;
  color: var(--wsc-text);
  gap: 12px;
}
.wsc-faq.open .wsc-faq-q { color: var(--wsc-primary); }
.wsc-faq-q i { color: var(--wsc-muted); flex-shrink: 0; transition: transform .25s; }
.wsc-faq.open .wsc-faq-q i { transform: rotate(180deg); color: var(--wsc-primary); }
.wsc-faq-a { display: none; padding: 0 18px 16px; font-size: .88rem; color: var(--wsc-muted); line-height: 1.65; }
.wsc-faq.open .wsc-faq-a { display: block; }
.wsc-faq-a p { margin: 0; }

/* Contact section */
.wsc-contact-section { background: #f8fafc; border-radius: var(--wsc-radius); padding: 28px; border: 1.5px solid var(--wsc-border); }
.wsc-contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.wsc-simple-form { display: flex; flex-direction: column; gap: 14px; }
.wsc-form-group { display: flex; flex-direction: column; gap: 5px; }
.wsc-form-group label { font-size: .82rem; font-weight: 600; color: var(--wsc-text); }
.wsc-form-group input, .wsc-form-group textarea, .wsc-form-group select {
  padding: 10px 12px;
  border: 1.5px solid var(--wsc-border);
  border-radius: var(--wsc-radius-sm);
  font-family: var(--wsc-font);
  font-size: .88rem;
  color: var(--wsc-text);
  transition: border-color .2s;
}
.wsc-form-group input:focus, .wsc-form-group textarea:focus {
  outline: none;
  border-color: var(--wsc-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}

/* Contact info */
.wsc-contact-info { display: flex; flex-direction: column; gap: 12px; }
.wsc-ci-item { display: flex; align-items: center; gap: 12px; }
.wsc-ci-icon { width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: .95rem; }
.wsc-ci-text { display: flex; flex-direction: column; }
.wsc-ci-text span { font-size: .72rem; color: var(--wsc-muted); text-transform: uppercase; letter-spacing: .5px; }
.wsc-ci-text a, .wsc-ci-text strong { font-size: .9rem; font-weight: 600; color: var(--wsc-text); text-decoration: none; }
.wsc-ci-text a:hover { color: var(--wsc-primary); }

/* ── Sticky sidebar ── */
.wsc-sidebar-sticky { position: sticky; top: 80px; display: flex; flex-direction: column; gap: 16px; }
.wsc-sidebar-card {
  background: #fff;
  border: 1.5px solid var(--wsc-border);
  border-radius: var(--wsc-radius);
  padding: 20px;
  box-shadow: var(--wsc-shadow);
}
.wsc-sb-heading { font-size: .9rem; font-weight: 700; margin: 0 0 14px; display: flex; align-items: center; gap: 7px; color: var(--wsc-text); }
.wsc-sb-price { font-size: 1.8rem; font-weight: 800; color: var(--wsc-primary); line-height: 1; margin-bottom: 4px; }
.wsc-sb-price-old { font-size: .9rem; color: var(--wsc-muted); margin-bottom: 4px; }
.wsc-sb-note { font-size: .78rem; color: var(--wsc-muted); margin-bottom: 14px; }
.wsc-sb-price-contact { font-size: 1.1rem; font-weight: 700; color: var(--wsc-green); display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.wsc-sb-cta { display: flex; flex-direction: column; gap: 8px; }

/* Specs table */
.wsc-sb-specs { width: 100%; border-collapse: collapse; font-size: .82rem; }
.wsc-sb-specs tr td { padding: 6px 0; border-bottom: 1px solid var(--wsc-border); }
.wsc-sb-specs tr:last-child td { border-bottom: none; }
.wsc-sb-specs td:first-child { color: var(--wsc-muted); display: flex; align-items: center; gap: 6px; width: 50%; }
.wsc-sb-specs td:last-child { font-weight: 600; color: var(--wsc-text); }

/* Sidebar contact */
.wsc-sb-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: var(--wsc-radius-sm);
  background: #f8fafc;
  text-decoration: none;
  color: var(--wsc-text);
  margin-bottom: 8px;
  transition: background .2s;
}
.wsc-sb-contact-item:hover { background: #eff6ff; color: var(--wsc-primary); }
.wsc-sb-contact-item.wsc-zalo { background: #e0f2fe; }
.wsc-sb-contact-item.wsc-zalo:hover { background: #bae6fd; }
.wsc-sb-contact-item i { font-size: 1.1rem; width: 20px; text-align: center; }
.wsc-sb-contact-item div { display: flex; flex-direction: column; }
.wsc-sb-contact-item span { font-size: .72rem; color: var(--wsc-muted); }
.wsc-sb-contact-item strong { font-size: .88rem; }

.wsc-sb-social { display: flex; gap: 8px; margin-top: 10px; }
.wsc-social-btn { width: 36px; height: 36px; border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #fff; font-size: .9rem; text-decoration: none; transition: transform .2s; }
.wsc-social-btn:hover { transform: translateY(-2px); color: #fff; }
.wsc-fb { background: #1877f2; }
.wsc-yt { background: #ff0000; }
.wsc-tt { background: #000; }

/* Categories sidebar */
.wsc-sb-cat-item {
  display: flex;
  align-items: center;
  padding: 7px 10px;
  font-size: .85rem;
  text-decoration: none;
  color: var(--wsc-text);
  border-radius: var(--wsc-radius-sm);
  transition: all .2s;
  gap: 7px;
}
.wsc-sb-cat-item:hover, .wsc-sb-cat-item.active { background: #eff6ff; color: var(--wsc-primary); }
.wsc-sb-cat-item i { font-size: .7rem; color: var(--wsc-muted); }
.wsc-sb-cat-count { margin-left: auto; font-size: .72rem; color: var(--wsc-muted); background: #f1f5f9; padding: 1px 7px; border-radius: 10px; }

/* ══════════════════════════════════════════════
   FLOATING BUTTONS
   ══════════════════════════════════════════════ */
.wsc-floating-btns {
  position: fixed;
  bottom: 80px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 999;
}
.wsc-fab {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  font-size: 1.1rem;
  color: #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,.2);
  text-decoration: none;
  transition: transform .2s, box-shadow .2s;
}
.wsc-fab:hover { transform: scale(1.1); box-shadow: 0 8px 24px rgba(0,0,0,.25); }
.wsc-fab-phone { background: var(--wsc-green); }
.wsc-fab-zalo  { background: #0068ff; }
.wsc-fab-chat  { background: var(--wsc-primary); }
.wsc-scroll-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--wsc-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: .9rem;
  box-shadow: 0 4px 16px rgba(37,99,235,.3);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
  transition: all .2s;
}
.wsc-scroll-top.show { display: flex; }
.wsc-scroll-top:hover { background: var(--wsc-primary-dark); transform: translateY(-2px); }

/* ══════════════════════════════════════════════
   LIGHTBOX
   ══════════════════════════════════════════════ */
.wsc-lightbox {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.9);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.wsc-lightbox img { max-width: 90vw; max-height: 90vh; border-radius: 8px; }
.wsc-lightbox-close {
  position: absolute; top: 20px; right: 20px;
  background: rgba(255,255,255,.15);
  border: none; cursor: pointer; color: #fff;
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
}

/* ══════════════════════════════════════════════
   SECTION TITLES
   ══════════════════════════════════════════════ */
.wsc-section-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--wsc-text);
  margin: 0 0 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ══════════════════════════════════════════════
   ADMIN COLUMN STYLES (inline)
   ══════════════════════════════════════════════ */
.wsc-col-avatar {
  width: 36px; height: 36px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: .85rem;
}
.wsc-col-sale { color: var(--wsc-red); font-weight: 700; }
.wsc-col-rating { font-weight: 700; }

/* ══════════════════════════════════════════════
   TAXONOMY HERO
   ══════════════════════════════════════════════ */
.wsc-tax-hero-inner { display: flex; align-items: center; gap: 16px; margin: 12px 0 24px; }
.wsc-tax-icon { width: 56px; height: 56px; background: rgba(255,255,255,.2); border-radius: 14px; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.5rem; flex-shrink: 0; }

/* ══════════════════════════════════════════════
   PHONE BUTTON
   ══════════════════════════════════════════════ */
.wsc-phone-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 20px; background: var(--wsc-green); color: #fff;
  border-radius: var(--wsc-radius-sm); font-weight: 600; font-size: .88rem;
  text-decoration: none; transition: all .2s;
}
.wsc-phone-btn:hover { background: #059669; color: #fff; }

/* ══════════════════════════════════════════════
   RESPONSIVE — TABLET (≤1024px)
   ══════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .wsc-archive-layout { grid-template-columns: 240px 1fr; }
  .wsc-single-hero-inner { grid-template-columns: 280px 1fr; gap: 28px; }
  .wsc-single-layout { grid-template-columns: 1fr 280px; gap: 24px; }
  .wsc-cols-4 { grid-template-columns: repeat(3, 1fr); }
  .wsc-pricing-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ══════════════════════════════════════════════
   RESPONSIVE — MOBILE (≤768px)
   ══════════════════════════════════════════════ */
@media (max-width: 768px) {
  .wsc-container { padding: 0 16px; }

  /* Archive */
  .wsc-archive-layout {
    grid-template-columns: 1fr;
  }
  .wsc-archive-sidebar {
    order: -1;
  }
  .wsc-filter-toggle { display: flex; }
  .wsc-filter-header { display: flex; }
  .wsc-filter-sidebar {
    position: fixed;
    top: 0; left: 0;
    width: min(320px, 90vw);
    height: 100vh;
    z-index: 999;
    border-radius: 0;
    overflow-y: auto;
    transform: translateX(-105%);
    transition: transform .3s ease;
  }
  .wsc-filter-sidebar.open {
    transform: translateX(0);
    box-shadow: 4px 0 32px rgba(0,0,0,.2);
  }
  .wsc-filter-backdrop.show { display: block; }

  /* Product grid: 2 columns on mobile */
  .wsc-cols-4,
  .wsc-cols-3 { grid-template-columns: repeat(2, 1fr); }
  .wsc-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .wsc-card-thumb { height: 140px; }
  .wsc-card-body { padding: 12px; }
  .wsc-card-title { font-size: .82rem; }
  .wsc-card-footer { flex-direction: column; align-items: flex-start; gap: 8px; }

  /* Single */
  .wsc-single-hero-inner { grid-template-columns: 1fr; gap: 20px; }
  .wsc-single-layout { grid-template-columns: 1fr; }
  .wsc-single-sidebar { order: -1; }
  .wsc-sidebar-sticky { position: static; }
  .wsc-single-features-quick { grid-template-columns: 1fr; }
  .wsc-quick-specs { grid-template-columns: 1fr; }
  .wsc-gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .wsc-pricing-grid { grid-template-columns: 1fr; }
  .wsc-contact-grid { grid-template-columns: 1fr; }
  .wsc-section-nav { position: static; overflow-x: auto; }

  /* Floating */
  .wsc-floating-btns { bottom: 70px; }

  /* Cat grid */
  .wsc-cols-4.wsc-cat-grid { grid-template-columns: repeat(2, 1fr); }
  .wsc-cols-3.wsc-cat-grid { grid-template-columns: repeat(2, 1fr); }
  .wsc-cols-2.wsc-cat-grid { grid-template-columns: repeat(2, 1fr); }

  /* Archive hero */
  .wsc-archive-title { font-size: 1.6rem; }
  .wsc-archive-tabs { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; }
  .wsc-tab { white-space: nowrap; }
}

@media (max-width: 480px) {
  .wsc-single-cta { flex-direction: column; }
  .wsc-single-cta .wsc-btn { width: 100%; }
}

/* ══════════════════════════════════════════════
   FOOTER — 2 cột trên mobile
   ══════════════════════════════════════════════ */
.wsc-footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
@media (max-width: 768px) {
  .wsc-footer-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}
@media (max-width: 400px) {
  .wsc-footer-grid { grid-template-columns: 1fr; }
}