/* ==========================================================
   Chems Root Pharmaceutical — Product Catalog
   Design System & Styles v2.0
   ========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ---------- Design Tokens ---------- */
:root {
  --brand-teal: #00A99D;
  --brand-teal-light: #33C1B7;
  --brand-teal-dark: #008F85;
  --brand-teal-glow: rgba(0, 169, 157, 0.35);
  --brand-charcoal: #2D2D2D;

  --bg-primary: #0B1120;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-card-hover: rgba(0, 169, 157, 0.08);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --bg-glass-strong: rgba(255, 255, 255, 0.08);
  --bg-overlay: rgba(0, 0, 0, 0.6);

  --text-primary: #F9FAFB;
  --text-secondary: #9CA3AF;
  --text-muted: #6B7280;
  --text-accent: var(--brand-teal);

  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-medium: rgba(255, 255, 255, 0.1);
  --border-accent: rgba(0, 169, 157, 0.3);

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px var(--brand-teal-glow);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-fast: 150ms var(--ease-out);
  --transition-normal: 250ms var(--ease-out);
  --transition-slow: 400ms var(--ease-out);

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  --max-width: 1280px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 600px 400px at 20% 20%, rgba(0, 169, 157, 0.08), transparent),
    radial-gradient(ellipse 500px 300px at 80% 80%, rgba(0, 169, 157, 0.05), transparent);
  pointer-events: none;
  z-index: 0;
}
a { color: var(--brand-teal); text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; outline: none; }
img { max-width: 100%; display: block; }
input, select, textarea { font-family: inherit; outline: none; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-lg); }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.25); }

/* ==========================================================
   HEADER
   ========================================================== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(11, 17, 32, 0.85);
  backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--border-subtle);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  max-width: var(--max-width); margin: 0 auto; gap: var(--space-md);
}
.logo-area { display: flex; align-items: center; gap: var(--space-sm); flex-shrink: 0; }
.logo-area img { height: 40px; width: auto; border-radius: var(--radius-sm); }
.logo-area .brand-text { font-weight: 700; font-size: 1.1rem; color: var(--text-primary); letter-spacing: -0.02em; }
.logo-area .brand-sub { font-size: 0.65rem; color: var(--brand-teal); font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; }

/* Search */
.search-bar { position: relative; flex: 1; max-width: 420px; }
.search-bar input {
  width: 100%; padding: 10px 16px 10px 42px;
  background: var(--bg-glass-strong); border: 1px solid var(--border-medium);
  border-radius: var(--radius-full); color: var(--text-primary); font-size: 0.875rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.search-bar input::placeholder { color: var(--text-muted); }
.search-bar input:focus { border-color: var(--brand-teal); box-shadow: 0 0 0 3px var(--brand-teal-glow); }
.search-bar .search-icon { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--text-muted); font-size: 1rem; pointer-events: none; }

.header-actions { display: flex; align-items: center; gap: var(--space-sm); flex-shrink: 0; }

/* Cart & User Buttons */
.cart-btn, .user-btn {
  position: relative; display: flex; align-items: center; gap: var(--space-sm);
  padding: 10px 16px; background: var(--bg-glass-strong); border: 1px solid var(--border-medium);
  border-radius: var(--radius-full); color: var(--text-primary); font-size: 0.85rem; font-weight: 500;
  transition: all var(--transition-fast);
}
.cart-btn:hover, .user-btn:hover { background: var(--bg-card-hover); border-color: var(--border-accent); }
.cart-icon, .user-icon { font-size: 1.1rem; }
.user-btn.logged-in { border-color: var(--brand-teal); background: rgba(0,169,157,0.1); }
.user-btn.logged-in .user-btn-label { color: var(--brand-teal); }

.cart-badge {
  position: absolute; top: -4px; right: -4px;
  background: var(--brand-teal); color: #fff; font-size: 0.7rem; font-weight: 700;
  width: 20px; height: 20px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transform: scale(0); transition: transform var(--transition-fast) var(--ease-spring);
}
.cart-badge.visible { transform: scale(1); }

/* ==========================================================
   HERO
   ========================================================== */
.hero { position: relative; padding: var(--space-3xl) var(--space-lg); text-align: center; overflow: hidden; }
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 40%, rgba(0, 169, 157, 0.12), transparent);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; }
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.15;
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--brand-teal-light) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero p { font-size: 1.1rem; color: var(--text-secondary); max-width: 540px; margin: 0 auto var(--space-lg); line-height: 1.7; }
.hero-stats { display: flex; gap: var(--space-xl); justify-content: center; flex-wrap: wrap; }
.hero-stat { text-align: center; }
.hero-stat .stat-number { font-size: 1.8rem; font-weight: 800; color: var(--brand-teal); }
.hero-stat .stat-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }

/* ==========================================================
   LABEL FILTERS (Medical Specialties)
   ========================================================== */
.label-section, .filter-section { padding: 0 var(--space-lg) var(--space-md); }
.section-label-title { margin-bottom: var(--space-sm); }
.section-tag {
  font-size: 0.75rem; font-weight: 600; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.08em;
}

.label-pills, .filter-pills {
  display: flex; gap: var(--space-sm); max-width: var(--max-width);
  margin: 0 auto; overflow-x: auto; padding-bottom: var(--space-sm); scrollbar-width: none;
}
.label-pills::-webkit-scrollbar, .filter-pills::-webkit-scrollbar { display: none; }

.filter-pill, .label-pill {
  padding: 8px 18px; background: var(--bg-glass); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full); color: var(--text-secondary); font-size: 0.8rem;
  font-weight: 500; white-space: nowrap; transition: all var(--transition-fast); cursor: pointer;
}
.filter-pill:hover, .label-pill:hover { background: var(--bg-glass-strong); color: var(--text-primary); border-color: var(--border-medium); }
.filter-pill.active { background: var(--brand-teal); color: #fff; border-color: var(--brand-teal); box-shadow: 0 0 16px var(--brand-teal-glow); }
.label-pill.active { color: #fff; box-shadow: 0 0 12px rgba(0,0,0,0.3); }

/* ==========================================================
   PRODUCT GRID
   ========================================================== */
.products-section { padding: var(--space-md) var(--space-lg) var(--space-3xl); }
.products-header { display: flex; align-items: center; justify-content: space-between; max-width: var(--max-width); margin: 0 auto var(--space-lg); }
.products-header h2 { font-size: 1.3rem; font-weight: 700; }
.product-count { font-size: 0.85rem; color: var(--text-muted); }
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: var(--space-lg); max-width: var(--max-width); margin: 0 auto; }

/* Product Card */
.product-card {
  position: relative; background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); overflow: hidden; transition: all var(--transition-normal);
  display: flex; flex-direction: column; animation: fadeInUp 0.5s var(--ease-out) both;
}
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.product-card:hover { border-color: var(--border-accent); background: var(--bg-card-hover); transform: translateY(-4px); box-shadow: var(--shadow-glow); }

.card-image {
  position: relative; height: 200px;
  background: linear-gradient(135deg, rgba(0, 169, 157, 0.05), rgba(255,255,255,0.02));
  display: flex; align-items: center; justify-content: center; overflow: hidden; padding: var(--space-md);
}
.card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
  cursor: zoom-in;
}
.product-card:hover .card-image img { transform: scale(1.08); }

.product-badge {
  position: absolute; top: 12px; left: 12px; padding: 4px 12px;
  border-radius: var(--radius-full); font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
}
.product-badge.bestseller { background: linear-gradient(135deg, #FF6B35, #FF4444); color: #fff; }
.product-badge.new { background: linear-gradient(135deg, var(--brand-teal), #00D4AA); color: #fff; }
.product-badge.popular { background: linear-gradient(135deg, #8B5CF6, #6366F1); color: #fff; }

/* Label tag on card */
.card-label-tag {
  position: absolute; top: 12px; right: 12px; padding: 3px 10px;
  border-radius: var(--radius-full); font-size: 0.65rem; font-weight: 600; border: 1px solid;
}

.card-body { padding: var(--space-md) var(--space-lg) var(--space-lg); display: flex; flex-direction: column; flex: 1; }
.card-id { font-size: 0.65rem; color: var(--text-muted); font-family: 'Courier New', monospace; margin-bottom: var(--space-xs); }
.card-category { font-size: 0.7rem; font-weight: 600; color: var(--brand-teal); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: var(--space-xs); }
.card-title { font-size: 0.95rem; font-weight: 700; color: var(--text-primary); margin-bottom: var(--space-sm); line-height: 1.4; }
.card-composition { font-size: 0.75rem; color: var(--brand-teal-light); margin-bottom: var(--space-sm); font-style: italic; line-height: 1.4; }
.card-description { font-size: 0.8rem; color: var(--text-secondary); line-height: 1.6; flex: 1; margin-bottom: var(--space-sm); }
.card-packaging { font-size: 0.75rem; color: var(--text-muted); margin-bottom: var(--space-md); }
.card-footer { display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); flex-wrap: wrap; }
.card-price { font-size: 1.1rem; font-weight: 800; color: var(--text-primary); }
.card-price .currency { font-size: 0.8rem; font-weight: 600; color: var(--text-muted); margin-right: 2px; }

.add-to-cart-wrap { display: flex; align-items: center; gap: 8px; flex: 1; justify-content: flex-end; }
.qty-input { width: 45px; padding: 8px 4px; border-radius: var(--radius-sm); border: 1px solid var(--border-medium); background: var(--bg-glass-strong); color: var(--text-primary); text-align: center; font-size: 0.9rem; font-weight: 600; }
.qty-input:focus { border-color: var(--brand-teal); }

.add-to-cart-btn {
  display: flex; align-items: center; gap: var(--space-sm);
  padding: 10px 18px; background: var(--brand-teal); color: #fff;
  border-radius: var(--radius-full); font-size: 0.8rem; font-weight: 600;
  transition: all var(--transition-fast); white-space: nowrap; flex: 1; justify-content: center;
}
.add-to-cart-btn:hover { background: var(--brand-teal-dark); box-shadow: 0 0 20px var(--brand-teal-glow); transform: scale(1.04); }
.add-to-cart-btn.added { background: #059669; }
.add-to-cart-btn .btn-icon { font-size: 1rem; }

/* No results */
.no-results { grid-column: 1 / -1; text-align: center; padding: var(--space-3xl) var(--space-lg); color: var(--text-muted); }
.no-results .no-results-icon { font-size: 3rem; margin-bottom: var(--space-md); opacity: 0.5; }
.no-results p { font-size: 1.1rem; margin-bottom: var(--space-sm); }

/* ==========================================================
   CART PANEL
   ========================================================== */
.cart-overlay {
  position: fixed; inset: 0; background: var(--bg-overlay); backdrop-filter: blur(4px);
  z-index: 200; opacity: 0; visibility: hidden; transition: all var(--transition-normal);
}
.cart-overlay.open { opacity: 1; visibility: visible; }

.cart-panel {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(440px, 90vw);
  background: var(--bg-secondary); border-left: 1px solid var(--border-subtle);
  z-index: 201; transform: translateX(100%); transition: transform var(--transition-slow);
  display: flex; flex-direction: column;
}
.cart-panel.open { transform: translateX(0); }

.cart-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-lg); border-bottom: 1px solid var(--border-subtle);
}
.cart-header h2 { font-size: 1.2rem; font-weight: 700; display: flex; align-items: center; gap: var(--space-sm); }
.close-cart-btn {
  width: 36px; height: 36px; border-radius: 50%; background: var(--bg-glass-strong);
  color: var(--text-secondary); font-size: 1.2rem; display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-fast);
}
.close-cart-btn:hover { background: rgba(239, 68, 68, 0.15); color: #EF4444; }

.cart-items { flex: 1; overflow-y: auto; padding: var(--space-md); }

.cart-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%; color: var(--text-muted); text-align: center; padding: var(--space-xl); }
.cart-empty .empty-icon { font-size: 3rem; margin-bottom: var(--space-md); opacity: 0.4; }

.cart-item {
  display: flex; gap: var(--space-md); padding: var(--space-md);
  background: var(--bg-glass); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md); margin-bottom: var(--space-sm);
  transition: all var(--transition-fast); animation: slideIn 0.3s var(--ease-out) both;
}
@keyframes slideIn { from { opacity: 0; transform: translateX(20px); } }
.cart-item:hover { border-color: var(--border-medium); }
.cart-item-image { width: 60px; height: 60px; border-radius: var(--radius-sm); background: var(--bg-glass-strong); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.cart-item-image img { max-width: 50px; max-height: 50px; object-fit: contain; }
.cart-item-details { flex: 1; min-width: 0; }
.cart-item-name { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-bottom: 2px; }
.cart-item-meta { font-size: 0.7rem; color: var(--text-muted); margin-bottom: var(--space-sm); }
.cart-item-controls { display: flex; align-items: center; justify-content: space-between; }
.qty-controls { display: flex; align-items: center; border: 1px solid var(--border-medium); border-radius: var(--radius-sm); overflow: hidden; }
.qty-btn { width: 28px; height: 28px; background: var(--bg-glass-strong); color: var(--text-secondary); font-size: 0.9rem; display: flex; align-items: center; justify-content: center; transition: all var(--transition-fast); }
.qty-btn:hover { background: var(--brand-teal); color: #fff; }
.qty-value { width: 32px; text-align: center; font-size: 0.8rem; font-weight: 600; color: var(--text-primary); }
.cart-item-price { font-size: 0.9rem; font-weight: 700; color: var(--brand-teal); }
.remove-item-btn { background: none; color: var(--text-muted); font-size: 0.75rem; padding: 2px 6px; border-radius: var(--radius-sm); transition: all var(--transition-fast); margin-top: 4px; }
.remove-item-btn:hover { color: #EF4444; background: rgba(239, 68, 68, 0.1); }

.cart-footer { padding: var(--space-lg); border-top: 1px solid var(--border-subtle); background: rgba(11, 17, 32, 0.5); }
.cart-summary { margin-bottom: var(--space-md); }
.cart-summary-row { display: flex; justify-content: space-between; margin-bottom: var(--space-sm); font-size: 0.85rem; color: var(--text-secondary); }
.cart-summary-row.total { font-size: 1.1rem; font-weight: 700; color: var(--text-primary); padding-top: var(--space-sm); border-top: 1px solid var(--border-subtle); }
.checkout-btn {
  width: 100%; padding: 14px;
  background: linear-gradient(135deg, var(--brand-teal), var(--brand-teal-dark));
  color: #fff; border-radius: var(--radius-md); font-size: 0.95rem; font-weight: 700;
  transition: all var(--transition-fast); display: flex; align-items: center; justify-content: center; gap: var(--space-sm);
}
.checkout-btn:hover { box-shadow: var(--shadow-glow); transform: translateY(-1px); }
.checkout-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

/* ==========================================================
   MODALS (Customer & Admin Login)
   ========================================================== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0, 0, 0, 0.7); backdrop-filter: blur(8px);
  z-index: 300; display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: all var(--transition-normal); padding: var(--space-lg);
}
.modal-overlay.open { opacity: 1; visibility: visible; }

.modal {
  background: var(--bg-secondary); border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl); padding: var(--space-2xl); width: 100%; max-width: 420px;
  transform: scale(0.9) translateY(20px); transition: transform var(--transition-slow); position: relative;
}
.modal-overlay.open .modal { transform: scale(1) translateY(0); }

.modal-close {
  position: absolute; top: 16px; right: 16px; width: 32px; height: 32px; border-radius: 50%;
  background: var(--bg-glass-strong); color: var(--text-secondary); font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center; transition: all var(--transition-fast);
}
.modal-close:hover { background: rgba(239, 68, 68, 0.15); color: #EF4444; }

.modal-icon {
  width: 64px; height: 64px; border-radius: 50%;
  background: linear-gradient(135deg, rgba(0, 169, 157, 0.2), rgba(0, 169, 157, 0.05));
  display: flex; align-items: center; justify-content: center; margin: 0 auto var(--space-lg); font-size: 1.8rem;
}
.modal-icon.admin-icon { background: linear-gradient(135deg, rgba(139,92,246,0.2), rgba(139,92,246,0.05)); }

.modal h2 { text-align: center; font-size: 1.3rem; font-weight: 700; margin-bottom: var(--space-sm); }
.modal .modal-subtitle { text-align: center; font-size: 0.85rem; color: var(--text-secondary); margin-bottom: var(--space-xl); }

.input-group { margin-bottom: var(--space-md); }
.input-group label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--text-secondary); margin-bottom: var(--space-sm); }
.input-group input, .input-group select, .input-group textarea {
  width: 100%; padding: 12px 16px;
  background: var(--bg-glass-strong); border: 1px solid var(--border-medium);
  border-radius: var(--radius-md); color: var(--text-primary); font-size: 0.9rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.input-group input:focus, .input-group select:focus, .input-group textarea:focus { border-color: var(--brand-teal); box-shadow: 0 0 0 3px var(--brand-teal-glow); }
.input-group input::placeholder, .input-group textarea::placeholder { color: var(--text-muted); }
.input-group select { cursor: pointer; appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239CA3AF' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.input-group select option { background: var(--bg-secondary); color: var(--text-primary); }
.input-group textarea { resize: vertical; min-height: 80px; }

.admin-login-error { color: #EF4444; font-size: 0.8rem; text-align: center; min-height: 20px; margin-bottom: var(--space-sm); }

.modal-btn {
  width: 100%; padding: 14px;
  background: linear-gradient(135deg, var(--brand-teal), var(--brand-teal-dark));
  color: #fff; border-radius: var(--radius-md); font-size: 0.95rem; font-weight: 700;
  transition: all var(--transition-fast); margin-top: var(--space-sm);
}
.modal-btn:hover { box-shadow: var(--shadow-glow); transform: translateY(-1px); }
.modal-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }
.modal-btn.secondary { background: var(--bg-glass-strong); border: 1px solid var(--border-medium); color: var(--text-secondary); }
.modal-btn.secondary:hover { border-color: var(--border-accent); color: var(--text-primary); box-shadow: none; }

/* Login steps */
.login-step { display: none; }
.login-step.active { display: block; animation: fadeIn 0.3s var(--ease-out); }
@keyframes fadeIn { from { opacity: 0; } }

.success-icon {
  width: 80px; height: 80px; border-radius: 50%;
  background: linear-gradient(135deg, #059669, #10B981);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto var(--space-lg); font-size: 2.5rem; color: #fff;
  animation: scaleIn 0.5s var(--ease-spring);
}
@keyframes scaleIn { from { transform: scale(0); } }

/* Order confirmation */
.order-confirmation { text-align: center; padding: var(--space-md); }
.order-confirmation .order-id {
  font-family: 'Courier New', monospace; font-size: 0.8rem; color: var(--brand-teal);
  background: var(--bg-glass-strong); padding: 6px 14px; border-radius: var(--radius-full); display: inline-block; margin-bottom: var(--space-md);
}
.order-items-preview {
  text-align: left; margin: var(--space-md) 0; padding: var(--space-md);
  background: var(--bg-glass); border-radius: var(--radius-md); border: 1px solid var(--border-subtle);
  max-height: 200px; overflow-y: auto;
}
.order-preview-item { display: flex; justify-content: space-between; padding: var(--space-sm) 0; font-size: 0.8rem; border-bottom: 1px solid var(--border-subtle); }
.order-preview-item:last-child { border-bottom: none; }
.order-preview-name { color: var(--text-primary); font-weight: 500; }
.order-preview-qty { color: var(--text-muted); font-weight: 600; }

/* Professional Receipt / Invoice Styles */
.receipt-wrapper { color: #111827; text-align: left; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; background: #ffffff; padding: 20px; border-radius: 8px; border: 1px solid #d1d5db; max-width: 600px; margin: 0 auto; box-shadow: 0 4px 6px rgba(0,0,0,0.05); }
.receipt-header { display: flex; justify-content: space-between; align-items: flex-start; border-bottom: 2px solid #008F85; padding-bottom: 15px; margin-bottom: 20px; }
.receipt-header-left { display: flex; align-items: center; gap: 15px; }
.receipt-header-left img { width: 60px; height: auto; border-radius: 4px; }
.receipt-title h2 { margin: 0; color: #008F85; font-size: 1.4rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.5px; }
.receipt-title p { margin: 4px 0 0; font-size: 0.85rem; color: #4b5563; font-weight: 600; letter-spacing: 1px; }
.receipt-meta { text-align: right; font-size: 0.85rem; color: #374151; display: flex; flex-direction: column; gap: 4px; }
.receipt-meta strong { color: #111827; }

.receipt-bill-to { background: #f3f4f6; padding: 15px; border-radius: 6px; margin-bottom: 20px; border-left: 4px solid #008F85; }
.receipt-bill-to h4 { margin: 0 0 8px 0; font-size: 0.8rem; color: #6b7280; text-transform: uppercase; letter-spacing: 1px; }
.receipt-bill-to .customer-name { font-size: 1.1rem; font-weight: 700; color: #111827; margin-bottom: 4px; }
.receipt-bill-to .customer-phone { font-size: 0.95rem; color: #374151; display: flex; align-items: center; gap: 6px; }

.receipt-table { width: 100%; border-collapse: collapse; margin-bottom: 20px; font-size: 0.9rem; }
.receipt-table th { background: #008F85; color: #ffffff; padding: 10px 12px; text-align: left; font-weight: 600; text-transform: uppercase; font-size: 0.8rem; letter-spacing: 0.5px; }
.receipt-table th:last-child { text-align: right; }
.receipt-table td { border-bottom: 1px solid #e5e7eb; padding: 12px; color: #111827; vertical-align: top; }
.receipt-table td:last-child { text-align: right; font-weight: 700; }
.receipt-table tr:last-child td { border-bottom: none; }
.receipt-item-desc { font-weight: 600; margin-bottom: 2px; }
.receipt-item-cat { font-size: 0.75rem; color: #6b7280; }

.receipt-total { display: flex; justify-content: space-between; align-items: center; background: #e5e7eb; padding: 15px; border-radius: 6px; font-size: 1.1rem; font-weight: 800; color: #111827; }
.receipt-total .total-label { text-transform: uppercase; letter-spacing: 1px; color: #374151; font-size: 0.9rem; }
.receipt-total .total-value { color: #008F85; font-size: 1.3rem; }

/* ==========================================================
   ADMIN PANEL
   ========================================================== */
.admin-panel {
  position: fixed; inset: 0; z-index: 250;
  background: var(--bg-primary); overflow: hidden;
  transform: translateY(100%); transition: transform var(--transition-slow);
  display: flex; flex-direction: column;
}
.admin-panel.open { transform: translateY(0); }

.admin-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-md) var(--space-xl); border-bottom: 1px solid var(--border-subtle);
  background: rgba(11, 17, 32, 0.95); backdrop-filter: blur(12px); flex-shrink: 0;
  flex-wrap: wrap; gap: var(--space-sm);
}
.admin-header-left { display: flex; align-items: center; gap: var(--space-md); }
.admin-header-left h2 { font-size: 1.2rem; font-weight: 700; white-space: nowrap; }
.admin-user-tag { font-size: 0.7rem; color: var(--brand-teal); background: rgba(0,169,157,0.1); padding: 4px 10px; border-radius: var(--radius-full); border: 1px solid var(--border-accent); }
.admin-header-right { display: flex; align-items: center; gap: var(--space-sm); }

.admin-tab-btn {
  padding: 8px 16px; background: var(--bg-glass); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full); color: var(--text-secondary); font-size: 0.8rem; font-weight: 500;
  transition: all var(--transition-fast); white-space: nowrap;
}
.admin-tab-btn:hover { background: var(--bg-glass-strong); color: var(--text-primary); }
.admin-tab-btn.active { background: var(--brand-teal); color: #fff; border-color: var(--brand-teal); }

.admin-tab-content { display: none; flex: 1; overflow-y: auto; padding: var(--space-lg) var(--space-xl); }
.admin-tab-content.active { display: block; }

/* Admin Toolbar */
.admin-toolbar {
  display: flex; gap: var(--space-md); margin-bottom: var(--space-lg);
  flex-wrap: wrap; align-items: center;
}
.admin-search { max-width: 300px; }
.admin-filters { display: flex; gap: var(--space-sm); }
.admin-filters select {
  padding: 8px 32px 8px 12px; background: var(--bg-glass-strong); border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm); color: var(--text-primary); font-size: 0.8rem;
  appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239CA3AF' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 10px center;
}
.admin-filters select option { background: var(--bg-secondary); }

/* Admin Products Table */
.admin-products-table-wrap { overflow-x: auto; border-radius: var(--radius-md); border: 1px solid var(--border-subtle); }
.admin-products-table {
  width: 100%; border-collapse: collapse; font-size: 0.8rem;
}
.admin-products-table thead { background: var(--bg-glass-strong); }
.admin-products-table th {
  padding: 12px 16px; text-align: left; font-weight: 600; color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle); white-space: nowrap; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em;
}
.admin-products-table td {
  padding: 12px 16px; border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary); vertical-align: middle;
}
.admin-products-table tbody tr { transition: background var(--transition-fast); }
.admin-products-table tbody tr:hover { background: var(--bg-glass); }

.admin-products-table .product-name-cell { font-weight: 600; max-width: 250px; }
.admin-products-table .composition-cell { color: var(--text-secondary); font-style: italic; max-width: 250px; font-size: 0.75rem; }
.admin-products-table .label-cell-tag {
  display: inline-block; padding: 3px 10px; border-radius: var(--radius-full); font-size: 0.7rem; font-weight: 600; border: 1px solid;
}
.admin-products-table .price-cell { font-weight: 700; color: var(--brand-teal); white-space: nowrap; }
.admin-actions-cell { display: flex; gap: var(--space-xs); }
.admin-action-btn {
  padding: 6px 12px; border-radius: var(--radius-sm); font-size: 0.75rem; font-weight: 500;
  transition: all var(--transition-fast);
}
.admin-action-btn.edit { background: rgba(59,130,246,0.15); color: #3B82F6; border: 1px solid rgba(59,130,246,0.3); }
.admin-action-btn.edit:hover { background: rgba(59,130,246,0.25); }
.admin-action-btn.delete { background: rgba(239,68,68,0.15); color: #EF4444; border: 1px solid rgba(239,68,68,0.3); }
.admin-action-btn.delete:hover { background: rgba(239,68,68,0.25); }

/* Admin Add/Edit Form */
.admin-form-wrap { max-width: 700px; margin: 0 auto; }
.admin-form-wrap h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: var(--space-lg); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.form-image-note { font-size: 0.8rem; color: var(--text-muted); padding: 12px; background: var(--bg-glass); border-radius: var(--radius-md); border: 1px dashed var(--border-medium); }
.form-actions { display: flex; gap: var(--space-md); margin-top: var(--space-lg); }
.form-actions .modal-btn { flex: 1; }

/* Admin Orders */
.admin-content { max-width: 900px; margin: 0 auto; }
.admin-order {
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); padding: var(--space-lg); margin-bottom: var(--space-md);
}
.admin-order-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: var(--space-md); flex-wrap: wrap; gap: var(--space-sm); }
.admin-order-id { font-family: 'Courier New', monospace; font-size: 0.8rem; color: var(--brand-teal); font-weight: 600; }
.admin-order-date { font-size: 0.75rem; color: var(--text-muted); }
.admin-order-customer { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: var(--space-sm); }
.admin-order-customer strong { color: var(--text-primary); }
.admin-order-items { border-top: 1px solid var(--border-subtle); padding-top: var(--space-sm); }
.admin-order-item { display: flex; justify-content: space-between; padding: var(--space-sm) 0; font-size: 0.8rem; color: var(--text-secondary); }
.admin-order-total { display: flex; justify-content: space-between; padding-top: var(--space-sm); border-top: 1px solid var(--border-subtle); margin-top: var(--space-sm); font-weight: 700; color: var(--text-primary); }
.admin-empty { text-align: center; padding: var(--space-3xl); color: var(--text-muted); }
.admin-empty .empty-icon { font-size: 3rem; margin-bottom: var(--space-md); opacity: 0.4; }

/* ==========================================================
   BOTTOM BAR
   ========================================================== */
.bottom-bar { position: fixed; bottom: 20px; left: 20px; z-index: 150; }
.admin-toggle {
  padding: 10px 18px; background: var(--bg-glass-strong); border: 1px solid var(--border-medium);
  border-radius: var(--radius-full); color: var(--text-secondary); font-size: 0.75rem; font-weight: 500;
  transition: all var(--transition-fast); display: flex; align-items: center; gap: var(--space-sm);
}
.admin-toggle:hover { background: var(--bg-card-hover); color: var(--brand-teal); border-color: var(--border-accent); }

/* ==========================================================
   TOAST
   ========================================================== */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 400; display: flex; flex-direction: column-reverse; gap: var(--space-sm); }
.toast {
  display: flex; align-items: center; gap: var(--space-md); padding: 14px 20px;
  background: var(--bg-secondary); border: 1px solid var(--border-medium);
  border-radius: var(--radius-md); box-shadow: var(--shadow-lg);
  animation: toastIn 0.4s var(--ease-spring); min-width: 280px; max-width: 400px;
}
.toast.exit { animation: toastOut 0.3s var(--ease-out) forwards; }
@keyframes toastIn { from { opacity: 0; transform: translateY(20px) scale(0.95); } }
@keyframes toastOut { to { opacity: 0; transform: translateY(-10px) scale(0.95); } }
.toast-icon { font-size: 1.3rem; flex-shrink: 0; }
.toast.success .toast-icon { color: #10B981; }
.toast.info .toast-icon { color: var(--brand-teal); }
.toast.warning .toast-icon { color: #F59E0B; }
.toast.error .toast-icon { color: #EF4444; }
.toast-content { flex: 1; }
.toast-title { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); }
.toast-message { font-size: 0.75rem; color: var(--text-secondary); margin-top: 2px; }

/* ====== IMAGE ZOOM MODAL ====== */
#image-zoom-modal.open {
  display: flex !important;
}
#image-zoom-modal.open #image-zoom-content {
  transform: scale(1) !important;
}

/* ==========================================================
   FOOTER
   ========================================================== */
.site-footer { border-top: 1px solid var(--border-subtle); padding: var(--space-2xl) var(--space-lg); text-align: center; position: relative; z-index: 1; }
.footer-inner { max-width: var(--max-width); margin: 0 auto; }
.footer-brand { display: flex; align-items: center; justify-content: center; gap: var(--space-sm); margin-bottom: var(--space-md); }
.footer-brand img { height: 32px; border-radius: var(--radius-sm); }
.footer-brand span { font-weight: 700; color: var(--text-primary); }
.footer-text { font-size: 0.8rem; color: var(--text-muted); line-height: 1.8; }

/* ==========================================================
   RESPONSIVE
   ========================================================== */
@media (max-width: 768px) {
  .header-inner { flex-wrap: wrap; gap: var(--space-sm); }
  .search-bar { order: 3; max-width: 100%; flex-basis: 100%; }
  .hero { padding: var(--space-2xl) var(--space-md); }
  .hero h1 { font-size: 1.8rem; }
  .product-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: var(--space-md); }
  .admin-header { flex-direction: column; align-items: flex-start; }
  .admin-header-right { flex-wrap: wrap; width: 100%; }
  .admin-toolbar { flex-direction: column; }
  .admin-search { max-width: 100%; }
  .form-row { grid-template-columns: 1fr; }
  .admin-tab-content { padding: var(--space-md); }
  .cart-btn-label, .user-btn-label { display: none; }
}

@media (max-width: 480px) {
  .product-grid { grid-template-columns: 1fr; }
  .card-footer { flex-direction: column; align-items: stretch; gap: var(--space-md); }
  .add-to-cart-btn { justify-content: center; }
  .cart-panel { width: 100vw; }
  .toast-container { left: 16px; right: 16px; bottom: 16px; }
  .toast { min-width: auto; }
}