/* ═══════════════════════════════════════════════════════════════
   Compair — Global Styles (EPEY.com layout)
   ═══════════════════════════════════════════════════════════════ */

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  --bg: #0d0d0f;
  --bg2: #13131a;
  --bg3: #1c1c26;
  --bg4: #252535;
  --bg5: #2e2e42;
  --text: #f0f0f5;
  --text2: #8888aa;
  --text3: #55556a;
  --accent: #6366f1;
  --accent2: #818cf8;
  --accent3: rgba(99,102,241,0.12);
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;
  --border: #22223a;
  --border2: #2e2e48;
  --shadow: rgba(0,0,0,0.45);
  --radius: 12px;
  --radius-sm: 8px;
}

[data-theme="light"] {
  --bg: #f4f4f8;
  --bg2: #ffffff;
  --bg3: #f8f8fc;
  --bg4: #eeeef6;
  --bg5: #e4e4f0;
  --text: #1a1a2e;
  --text2: #5a5a7a;
  --text3: #9999bb;
  --border: #dddde8;
  --border2: #cacad8;
  --shadow: rgba(0,0,0,0.12);
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  padding-bottom: env(safe-area-inset-bottom);
}
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; }
img { display: block; }

/* ── Site Header ─────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 300;
  height: 60px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  box-shadow: 0 1px 8px var(--shadow);
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}

.logo-img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  flex-shrink: 0;
}

.logo-text {
  font-size: 18px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent2), var(--text));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}

.header-search {
  flex: 1;
  max-width: 560px;
  margin: 0 auto;
  position: relative;
  display: flex;
  align-items: center;
}

.header-search .search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text3);
  pointer-events: none;
  flex-shrink: 0;
}

.header-search input {
  width: 100%;
  height: 38px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 99px;
  color: var(--text);
  font-size: 13px;
  padding: 0 40px 0 38px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.header-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}

.header-search input::placeholder { color: var(--text3); }

.search-clear {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text3);
  font-size: 13px;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 4px;
  transition: color 0.2s;
}
.search-clear:hover { color: var(--text); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.icon-btn {
  position: relative;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg3);
  color: var(--text2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  cursor: pointer;
}
.icon-btn:hover { border-color: var(--border2); color: var(--text); background: var(--bg4); }

.compare-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* ── Category Nav ─────────────────────────────────────────────── */
.cat-nav {
  position: sticky;
  top: 60px;
  z-index: 290;
  height: 44px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.cat-nav::-webkit-scrollbar { display: none; }

.cat-nav-inner {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 16px;
  height: 44px;
  white-space: nowrap;
}

.cat-tab {
  background: transparent;
  border: none;
  color: var(--text2);
  padding: 6px 14px;
  border-radius: 99px;
  font-size: 13px;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  flex-shrink: 0;
}
.cat-tab:hover { background: var(--bg3); color: var(--text); }
.cat-tab.active {
  background: var(--accent3);
  color: var(--accent2);
  font-weight: 600;
}

/* ── Page Body ─────────────────────────────────────────────────── */
.page-body {
  display: flex;
  flex-direction: row;
  min-height: calc(100vh - 104px);
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px;
  gap: 16px;
}

/* ── Filter Sidebar ────────────────────────────────────────────── */
.filters-sidebar {
  width: 220px;
  flex-shrink: 0;
  position: sticky;
  top: 112px;
  align-self: flex-start;
  background: var(--bg2);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 16px;
  max-height: calc(100vh - 128px);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border2) transparent;
}
.filters-sidebar::-webkit-scrollbar { width: 4px; }
.filters-sidebar::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 99px; }

.filter-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.filter-clear-btn {
  background: none;
  border: none;
  color: var(--accent2);
  font-size: 12px;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 4px;
  transition: opacity 0.2s;
}
.filter-clear-btn:hover { opacity: 0.8; }

.filter-section { margin-bottom: 20px; }

.filter-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 10px;
}

.filter-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text2);
  padding: 5px 0;
  cursor: pointer;
  transition: color 0.15s;
}
.filter-label:hover { color: var(--text); }
.filter-label input[type="checkbox"] { accent-color: var(--accent); cursor: pointer; }

/* ── Main Area ─────────────────────────────────────────────────── */
.main-area { flex: 1; min-width: 0; }

.mobile-filter-btn {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 99px;
  font-size: 13px;
  border: 1px solid var(--border2);
  background: transparent;
  color: var(--text2);
  margin-bottom: 12px;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.mobile-filter-btn:hover { background: var(--accent3); color: var(--accent2); border-color: var(--accent); }

/* ── Sort Bar ──────────────────────────────────────────────────── */
.sort-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  padding: 10px 14px;
  background: var(--bg2);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.product-count {
  font-size: 13px;
  color: var(--text2);
  flex: 1;
}

.sort-options { display: flex; gap: 6px; flex-wrap: wrap; }

.sort-btn {
  padding: 6px 12px;
  border-radius: 99px;
  font-size: 12px;
  border: 1px solid var(--border2);
  background: transparent;
  color: var(--text2);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  white-space: nowrap;
}
.sort-btn:hover { background: var(--bg3); color: var(--text); }
.sort-btn.active {
  background: var(--accent3);
  color: var(--accent2);
  border-color: var(--accent);
}

/* ── Product Grid ──────────────────────────────────────────────── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

/* ── Product Card ──────────────────────────────────────────────── */
.product-card {
  background: var(--bg2);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 20px rgba(99,102,241,0.15);
  transform: translateY(-2px);
}

.card-img-wrap {
  background: var(--bg3);
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.card-img-wrap img {
  max-width: 120px;
  max-height: 120px;
  object-fit: contain;
  transition: transform 0.3s;
}
.product-card:hover .card-img-wrap img { transform: scale(1.05); }

.card-body {
  padding: 12px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-cat-tag {
  font-size: 11px;
  color: var(--text3);
  margin-bottom: 4px;
}

.card-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.card-meta { margin-bottom: 6px; }

.score-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 99px;
  color: #fff;
}
.score-high { background: #10b981; }
.score-mid  { background: #f59e0b; }
.score-low  { background: #6366f1; }

.card-price {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent2);
  margin-bottom: 10px;
}

.card-compare-btn {
  width: 100%;
  padding: 7px;
  font-size: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border2);
  background: transparent;
  color: var(--text2);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  margin-top: auto;
}
.card-compare-btn:hover {
  background: var(--accent3);
  color: var(--accent2);
  border-color: var(--accent);
}
.card-compare-btn.in-compare {
  background: var(--accent3);
  color: var(--accent2);
  border-color: var(--accent);
}

/* ── Skeleton ──────────────────────────────────────────────────── */
.skeleton-card {
  background: var(--bg2);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
}

.skeleton {
  background: var(--bg3);
  border-radius: 4px;
  animation: skeleton-pulse 1.6s ease-in-out infinite;
}

@keyframes skeleton-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ── Load More ─────────────────────────────────────────────────── */
.load-more-wrap { text-align: center; padding: 24px 0; }

.load-more-btn {
  padding: 12px 32px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}
.load-more-btn:hover { background: var(--accent2); transform: translateY(-1px); }
.load-more-btn:active { transform: translateY(0); }

/* ── Product Modal ─────────────────────────────────────────────── */
.product-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  backdrop-filter: blur(4px);
}
.product-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.product-modal {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--bg2);
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 24px;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(0.34, 1.2, 0.64, 1);
  z-index: 910;
  scrollbar-width: thin;
  scrollbar-color: var(--border2) transparent;
}
.product-modal::-webkit-scrollbar { width: 4px; }
.product-modal::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 99px; }
.product-modal.open { transform: translateY(0); }

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg4);
  border: none;
  color: var(--text2);
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.modal-close:hover { background: var(--bg5); color: var(--text); }

/* Modal content */
.modal-product-header {
  display: flex;
  gap: 20px;
  margin-bottom: 24px;
  padding-right: 40px;
}

.modal-product-img {
  width: 160px;
  height: 160px;
  object-fit: contain;
  background: var(--bg3);
  border-radius: var(--radius);
  padding: 12px;
  flex-shrink: 0;
}

.modal-product-info { flex: 1; min-width: 0; }

.modal-cat-tag {
  font-size: 12px;
  color: var(--text3);
  margin-bottom: 6px;
}

.modal-product-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 12px;
}

.modal-product-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.modal-price {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent2);
}

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

.btn-compare {
  padding: 9px 18px;
  background: var(--accent3);
  color: var(--accent2);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.btn-compare:hover { background: var(--accent); color: #fff; }

.btn-app {
  padding: 9px 18px;
  background: var(--bg3);
  color: var(--text2);
  border: 1px solid var(--border2);
  border-radius: var(--radius-sm);
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-app:hover { background: var(--bg4); color: var(--text); }

.modal-specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 24px;
}

.spec-item {
  background: var(--bg3);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.spec-key {
  font-size: 11px;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.spec-val {
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
}

.modal-full-specs { margin-top: 4px; }

.spec-accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  overflow: hidden;
}

.spec-accordion-header {
  padding: 12px 16px;
  background: var(--bg3);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  user-select: none;
  transition: background 0.15s;
}
.spec-accordion-header:hover { background: var(--bg4); }

.spec-accordion-arrow { color: var(--text3); transition: transform 0.2s; }
.spec-accordion-item.open .spec-accordion-arrow { transform: rotate(180deg); }

.spec-accordion-body {
  display: none;
  padding: 12px 16px;
  background: var(--bg2);
}
.spec-accordion-item.open .spec-accordion-body { display: block; }

.spec-accordion-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}
.spec-accordion-row:last-child { border-bottom: none; }

.spec-accordion-key {
  font-size: 12px;
  color: var(--text3);
  flex-shrink: 0;
}
.spec-accordion-val {
  font-size: 12px;
  color: var(--text);
  text-align: right;
}

/* ── Mobile Filter Drawer Overlay ─────────────────────────────── */
.filter-drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 490;
}
.filter-drawer-overlay.open { display: block; }

/* ── Mobile Bottom Nav ─────────────────────────────────────────── */
.mobile-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom);
  z-index: 200;
}

.mobile-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 4px;
  color: var(--text3);
  font-size: 10px;
  gap: 3px;
  transition: color 0.15s;
  text-decoration: none;
}
.mobile-nav-item:hover,
.mobile-nav-item.active { color: var(--accent2); }

/* ── Auth Styles (for auth.js compatibility) ──────────────────── */
.auth-signin-btn {
  padding: 7px 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
}
.auth-signin-btn:hover { background: var(--accent2); }

.auth-user-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 5px 12px 5px 6px;
  cursor: pointer;
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  transition: border-color 0.2s, background 0.2s;
  position: relative;
}
.auth-user-btn:hover { border-color: var(--border2); background: var(--bg4); }

.auth-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
}

.auth-avatar-placeholder {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.auth-user-name {
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
}

.auth-user-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 6px;
  min-width: 180px;
  box-shadow: 0 8px 24px var(--shadow);
  z-index: 400;
  display: none;
}
.auth-user-menu.open { display: block; }

.auth-user-info {
  padding: 8px 10px 10px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--text2);
}

.auth-user-email {
  font-size: 11px;
  color: var(--text3);
  margin-top: 2px;
  word-break: break-all;
}

.auth-signout-btn {
  width: 100%;
  text-align: left;
  padding: 8px 10px;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--danger);
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s;
}
.auth-signout-btn:hover { background: rgba(239,68,68,0.1); }

/* Auth Modal Overlay */
.auth-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
  backdrop-filter: blur(4px);
}
.auth-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.auth-modal {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 32px 28px;
  width: 100%;
  max-width: 380px;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  transform: translateY(16px);
  transition: transform 0.25s;
}
.auth-modal-overlay.open .auth-modal { transform: translateY(0); }

.auth-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg4);
  border: none;
  color: var(--text2);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.auth-modal-close:hover { background: var(--bg5); }

.auth-modal-header { text-align: center; margin-bottom: 24px; }

.auth-modal-logo {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}

.auth-modal-header h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.auth-modal-header p {
  font-size: 13px;
  color: var(--text2);
}

.auth-google-btn {
  width: 100%;
  padding: 11px;
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 16px;
  transition: background 0.2s, border-color 0.2s;
}
.auth-google-btn:hover { background: var(--bg4); border-color: var(--border2); }

.auth-divider {
  text-align: center;
  color: var(--text3);
  font-size: 12px;
  margin: 12px 0;
  position: relative;
}
.auth-divider::before,
.auth-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 42%;
  height: 1px;
  background: var(--border);
}
.auth-divider::before { left: 0; }
.auth-divider::after { right: 0; }

.auth-tabs {
  display: flex;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 14px;
}

.auth-tab {
  flex: 1;
  padding: 8px;
  background: transparent;
  border: none;
  color: var(--text2);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.auth-tab.active {
  background: var(--accent3);
  color: var(--accent2);
  font-weight: 600;
}

.auth-form { display: flex; flex-direction: column; gap: 10px; }

.auth-form input {
  padding: 10px 12px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}
.auth-form input:focus { border-color: var(--accent); }
.auth-form input::placeholder { color: var(--text3); }

.auth-error {
  font-size: 12px;
  color: var(--danger);
  padding: 8px 10px;
  background: rgba(239,68,68,0.1);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(239,68,68,0.2);
}

.auth-submit {
  padding: 11px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 4px;
}
.auth-submit:hover { background: var(--accent2); }
.auth-submit:disabled { opacity: 0.6; cursor: not-allowed; }

/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 1200px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .filters-sidebar { width: 200px; }
}

@media (max-width: 768px) {
  .filters-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    max-height: 100vh;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 500;
    border-radius: 0;
    border-left: none;
    border-top: none;
    border-bottom: none;
  }
  .filters-sidebar.open { transform: translateX(0); }

  .mobile-filter-btn { display: inline-flex; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .mobile-nav { display: flex; }

  .page-body { padding-bottom: 80px; }

  .modal-product-header { flex-direction: column; }
  .modal-product-img { width: 120px; height: 120px; align-self: center; }
  .modal-specs-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .logo-text { display: none; }
  .sort-bar { flex-direction: column; align-items: flex-start; }
  .product-count { font-size: 12px; }
}

@media (max-width: 480px) {
  .product-grid { grid-template-columns: 1fr; }
}

@media (min-width: 769px) {
  .mobile-nav { display: none; }
}