/* ===================== Multi-column Language Dropdown ===================== */
.lang-dropdown--multicol {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 640px;
  max-height: 480px;
  overflow-y: auto;
  padding: 20px;
  background: #fff;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(0,0,0,.18);
  z-index: 1000;
  display: none;
}
.lang-switcher.open .lang-dropdown--multicol { display: block; }

.lang-section--featured {
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px dashed rgba(0,0,0,.08);
}
.lang-section-title {
  font-size: 11px;
  font-weight: 700;
  color: rgba(0,0,0,.5);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin: 0 0 10px;
}
.lang-section--featured .lang-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.lang-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 6px;
  color: #1a1a1a;
  font-size: 14px;
  text-decoration: none;
  transition: background .15s;
}
.lang-item:hover {
  background: rgba(0, 210, 106, 0.08);
  color: #00a050;
}
.lang-item--current {
  background: rgba(0, 210, 106, 0.12);
  color: #00a050;
  font-weight: 700;
  pointer-events: none;
}
.lang-item small { opacity: 0.6; font-size: 11px; }
.lang-flag { font-size: 18px; line-height: 1; }

.lang-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px 20px;
}
.lang-col-title {
  font-size: 11px;
  font-weight: 700;
  color: rgba(0,0,0,.5);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin: 0 0 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(0,0,0,.06);
}
.lang-col .lang-item { display: flex; }

.lang-search {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed rgba(0,0,0,.08);
}
.lang-search input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid rgba(0,0,0,.12);
  border-radius: 8px;
  font-size: 14px;
  box-sizing: border-box;
}

@media (max-width: 900px) {
  .lang-dropdown--multicol { width: 420px; }
  .lang-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .lang-dropdown--multicol {
    position: fixed;
    inset: 0;
    width: 100%;
    max-height: 100vh;
    border-radius: 0;
    padding: 24px 20px;
  }
  .lang-grid { grid-template-columns: 1fr; }
}

html[dir="rtl"] .lang-dropdown--multicol { right: auto; left: 0; }
html[dir="rtl"] .lang-grid { direction: rtl; }

/* ===== Mobile menu language section ===== */
.mobile-lang-section {
  width: 100%;
  margin: 16px 0;
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,.1);
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.mobile-lang-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
  margin-bottom: 12px;
}
/* On mobile, the embedded switcher renders inline (not as a button) */
.lang-switcher--mobile {
  position: static;
  width: 100%;
}
.lang-switcher--mobile .lang-btn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px;
  color: #fff;
  font-size: 15px;
  cursor: pointer;
}
.lang-switcher--mobile .lang-btn .lang-flag { font-size: 22px; }
.lang-switcher--mobile.open .lang-btn { border-color: var(--green); }

/* The dropdown inside mobile menu becomes a full-screen drawer on small screens */
.lang-switcher--mobile .lang-dropdown--multicol {
  position: fixed;
  inset: 0;
  width: 100vw;
  max-width: 100vw;
  max-height: 100vh;
  height: 100vh;
  border-radius: 0;
  padding: 24px 20px;
  z-index: 9999;
  overflow-y: auto;
}
.lang-switcher--mobile.open .lang-dropdown--multicol { display: block; }

/* Mobile drawer: single column always, larger touch targets */
@media (max-width: 768px) {
  .lang-switcher--mobile .lang-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .lang-switcher--mobile .lang-item {
    padding: 12px 14px;
    font-size: 16px;
    border-radius: 8px;
    border: 1px solid rgba(0,0,0,.06);
    margin-bottom: 6px;
    /* Force readable colors — mobile-menu's white-on-dark would otherwise leak in */
    color: #1a1a1a !important;
    background: #fff;
  }
  .lang-switcher--mobile .lang-item:hover { background: rgba(0,210,106,.08); }
  .lang-switcher--mobile .lang-item--current {
    color: #00a050 !important;
    background: rgba(0,210,106,.12);
    border-color: var(--green);
  }
  .lang-switcher--mobile .lang-name {
    flex: 1;
  }
  .lang-switcher--mobile .lang-section-title,
  .lang-switcher--mobile .lang-col-title {
    color: rgba(0,0,0,.5);
  }
  .lang-switcher--mobile .lang-search input {
    color: #1a1a1a;
    background: #fff;
  }
  .lang-switcher--mobile .lang-section--featured .lang-row {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .lang-switcher--mobile .lang-section--featured .lang-item {
    flex: 1 1 calc(50% - 4px);
  }
  /* Close button (top-right) — done via a CSS ::before on container */
  .lang-switcher--mobile.open .lang-dropdown--multicol::before {
    content: '✕  ' attr(aria-label);
    position: sticky;
    top: 0;
    display: block;
    text-align: right;
    font-size: 14px;
    color: rgba(0,0,0,.5);
    padding-bottom: 8px;
    margin-bottom: 8px;
    border-bottom: 1px solid rgba(0,0,0,.08);
  }
}

/* Show desktop switcher only on wide screens; mobile switcher only on narrow */
@media (max-width: 768px) {
  .nav-cta .lang-switcher:not(.lang-switcher--mobile) { display: none; }
}
@media (min-width: 769px) {
  .lang-switcher--mobile { display: none; }
}

/* ===================== EEC filter button ===================== */
.filter-btn--eec {
  background: rgba(0, 210, 106, 0.1) !important;
  border-color: var(--green) !important;
  color: var(--green) !important;
  font-weight: 700;
}
.filter-btn--eec.active {
  background: var(--green) !important;
  color: #000 !important;
}

/* ===================== Product detail page ===================== */
.product-detail {
  padding: 64px 0;
  background: #f8f9fa;
  min-height: calc(100vh - 80px);
}
.breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 32px;
  font-size: 14px;
  color: rgba(0,0,0,.5);
}
.breadcrumb a { color: rgba(0,0,0,.7); text-decoration: none; }
.breadcrumb a:hover { color: var(--green); }
.breadcrumb .sep { opacity: 0.3; }

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  background: #fff;
  border-radius: 16px;
  padding: 48px;
  box-shadow: 0 4px 24px rgba(0,0,0,.06);
  margin-bottom: 48px;
}
.product-detail-main {
  width: 100%;
  border-radius: 12px;
  background: linear-gradient(180deg, #f0f2f5 0%, #e0e3e8 100%);
}
.product-detail-thumbs {
  display: flex;
  gap: 8px;
  margin-top: 20px;
}
.color-swatch {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 2px solid rgba(0,0,0,.1);
  display: inline-block;
}
.product-detail-info .eec-badge {
  display: inline-block;
  background: var(--green);
  color: #000;
  padding: 4px 12px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 12px;
  margin-bottom: 16px;
}
.product-detail-name {
  font-size: 56px;
  margin: 8px 0 24px;
  letter-spacing: -.02em;
}
.product-detail-desc {
  font-size: 16px;
  color: rgba(0,0,0,.65);
  line-height: 1.7;
  margin-bottom: 32px;
}
.product-detail-specs .spec-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.product-detail-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}
.product-detail-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.product-detail-spec-table {
  background: #fff;
  border-radius: 16px;
  padding: 48px;
  box-shadow: 0 4px 24px rgba(0,0,0,.06);
}
.product-detail-spec-table h2 {
  font-size: 32px;
  margin-bottom: 24px;
}
.product-detail-spec-table table {
  width: 100%;
  border-collapse: collapse;
}
.product-detail-spec-table th,
.product-detail-spec-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(0,0,0,.06);
}
.product-detail-spec-table th {
  font-weight: 600;
  color: rgba(0,0,0,.6);
  width: 200px;
}

@media (max-width: 768px) {
  .product-detail-grid { grid-template-columns: 1fr; padding: 24px; }
  .product-detail-name { font-size: 36px; }
}

/* ===================== Admin Backend ===================== */
.admin-body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Roboto, Arial, sans-serif;
  background: #f3f4f6;
  margin: 0;
  color: #1f2937;
}
.admin-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}
.admin-sidebar {
  background: #111827;
  color: #fff;
  padding: 24px 16px;
}
.admin-sidebar h1 {
  font-size: 16px;
  color: #00d26a;
  margin: 0 0 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.admin-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}
.admin-nav > li > a,
.admin-nav-section > .admin-nav-title {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  color: rgba(255,255,255,.8);
  text-decoration: none;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 4px;
}
.admin-nav > li > a:hover,
.admin-nav > li > a.active {
  background: rgba(255,255,255,.08);
  color: #fff;
}
.admin-nav > li > a.active { background: #00d26a; color: #000; font-weight: 600; }
.admin-nav-section { margin-top: 12px; }
.admin-nav-title { color: rgba(255,255,255,.5); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.admin-nav-sub {
  list-style: none;
  padding-left: 24px;
  margin: 0;
}
.admin-nav-sub li a {
  display: block;
  padding: 8px 10px;
  color: rgba(255,255,255,.7);
  text-decoration: none;
  font-size: 13px;
  border-radius: 6px;
}
.admin-nav-sub li a:hover, .admin-nav-sub li a.active { background: rgba(0,210,106,.18); color: #00d26a; }

.admin-user {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.1);
  font-size: 12px;
  color: rgba(255,255,255,.6);
}
.admin-main {
  padding: 32px 40px;
  max-width: 1100px;
}
.admin-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
.admin-topbar h2 { margin: 0; font-size: 22px; }
.admin-card {
  background: #fff;
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: 0 1px 4px rgba(0,0,0,.04);
}
.admin-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 24px;
  border-bottom: 1px solid #e5e7eb;
  padding-bottom: 12px;
}
.admin-tab {
  padding: 6px 12px;
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  font-size: 13px;
  color: #4b5563;
  background: #fff;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.admin-tab.active { background: #00d26a; color: #000; border-color: #00d26a; font-weight: 600; }
.admin-tab .badge-unset { background: #fbbf24; color: #fff; font-size: 10px; padding: 1px 6px; border-radius: 4px; margin-left: 4px; }
.admin-tab .badge-set { background: #10b981; color: #fff; font-size: 10px; padding: 1px 6px; border-radius: 4px; margin-left: 4px; }

.admin-form-group { margin-bottom: 20px; }
.admin-form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: #374151;
}
.admin-form-group .hint { font-size: 12px; color: #6b7280; margin-top: 4px; }
.admin-form-group input,
.admin-form-group textarea,
.admin-form-group select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  box-sizing: border-box;
}
.admin-form-group textarea { min-height: 80px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.admin-form-group .counter { font-size: 11px; color: #9ca3af; float: right; }
.admin-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.admin-fieldset {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
}
.admin-fieldset legend { font-size: 13px; font-weight: 700; color: #6b7280; padding: 0 8px; }

.admin-btn {
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  display: inline-block;
}
.admin-btn--primary { background: #00d26a; color: #000; }
.admin-btn--secondary { background: #fff; color: #374151; border-color: #d1d5db; }
.admin-btn--danger { background: #ef4444; color: #fff; }

.admin-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}
.admin-table th, .admin-table td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid #e5e7eb;
  font-size: 14px;
}
.admin-table th { background: #f9fafb; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: #6b7280; }
.admin-table tr:hover { background: #f9fafb; }
.admin-table .badge-eec { background: #00d26a; color: #000; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; }

.admin-flash {
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 16px;
  font-size: 14px;
}
.admin-flash--ok { background: #d1fae5; color: #065f46; border-left: 4px solid #10b981; }
.admin-flash--err { background: #fee2e2; color: #991b1b; border-left: 4px solid #ef4444; }
.admin-flash--info { background: #dbeafe; color: #1e40af; border-left: 4px solid #3b82f6; }

/* Login */
.admin-login-page {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #111827 0%, #00351a 100%);
}
.admin-login-card {
  background: #fff;
  border-radius: 16px;
  padding: 40px;
  width: 380px;
  box-shadow: 0 24px 64px rgba(0,0,0,.32);
}
.admin-login-card h1 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  margin: 0 0 8px;
}
.admin-login-card .sub { color: #6b7280; font-size: 13px; margin-bottom: 24px; }