@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --font-primary: 'Montserrat', 'Plus Jakarta Sans', sans-serif;
  --color-primary: #e11d48;
  --color-primary-hover: #be123c;
  --color-primary-light: #ffe4e6;
  --color-secondary: #004938;
  --color-secondary-light: #0f172a;
  --color-brand-green: #004938;
  --color-accent: #f59e0b;
  --color-success: #10b981;
  --color-bg-light: #f8fafc;
  --color-card-bg: #ffffff;
  --color-text-dark: #0f172a;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.15);
  --gradient-cta: linear-gradient(135deg, #e11d48 0%, #f43f5e 100%);
  --gradient-dark: linear-gradient(135deg, #004938 0%, #0f172a 100%);
  --gradient-gold: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-primary);
  background: var(--color-bg-light);
  color: var(--color-text-dark);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
.container { width: min(1200px, calc(100% - 32px)); margin: 0 auto; }

.top-announcement {
  display: none !important;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 16px;
}
.logo-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}
.logo-brand img.brand-logo-img {
  height: 40px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
}
.logo-brand span { color: var(--color-primary); }
.footer-logo img.brand-logo-white {
  height: 38px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
  margin-bottom: 14px;
}
.nav-menu {
  display: flex;
  align-items: stretch;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
  height: 72px;
}
.nav-item {
  display: flex;
  align-items: center;
  position: relative;
  height: 100%;
}
.nav-link {
  font-weight: 600;
  color: var(--color-secondary);
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  height: 100%;
  padding: 0 4px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.btn-hotline, .btn-primary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-full);
  transition: var(--transition);
  cursor: pointer;
  border: none;
}
.btn-hotline {
  background: var(--color-bg-light);
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
  padding: 9px 16px;
  font-weight: 700;
  font-size: 0.82rem;
}
.btn-primary-cta {
  background: var(--gradient-cta);
  color: #fff;
  padding: 12px 24px;
  font-weight: 800;
  box-shadow: var(--shadow-md);
}
.btn-primary-cta:hover { background: var(--color-primary-hover); }

.hero-section {
  padding: 72px 0 42px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
}
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
}
.badge-tag.primary { background: var(--color-primary-light); color: var(--color-primary); }
.badge-tag.gold {
  background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
  color: #78350f;
}
.hero-title {
  font-size: clamp(2.3rem, 4vw, 4rem);
  line-height: 1.08;
  margin: 20px 0 18px;
  letter-spacing: -0.05em;
}
.hero-title span { color: var(--color-primary); }
.hero-desc {
  font-size: 1.08rem;
  color: var(--color-text-muted);
  max-width: 620px;
}
.countdown-box {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 18px 20px;
  margin: 28px 0;
}
.countdown-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--color-secondary);
  margin-bottom: 14px;
}
.timer-units {
  display: flex;
  gap: 14px;
}
.timer-card {
  min-width: 72px;
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 12px 10px;
  text-align: center;
}
.timer-card .num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-secondary);
}
.timer-card .label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-text-muted);
}
.hero-product-preview {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 20px;
}
.preview-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 22px;
  padding: 18px;
  box-shadow: var(--shadow-md);
}
.preview-card img { border-radius: 16px; }
.preview-card h4 { margin: 12px 0 8px; }
.price { font-size: 1.2rem; font-weight: 800; color: var(--color-primary); }
.old-price { color: var(--color-text-muted); text-decoration: line-through; font-size: 0.85rem; margin-left: 8px; }

.trust-bar {
  background: #fff;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 18px 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 20px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
}
.trust-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--color-primary-light);
  color: var(--color-primary);
}
.trust-text h5 { margin: 0 0 4px; }
.trust-text p { margin: 0; color: var(--color-text-muted); font-size: 0.9rem; }

.features-grid-wrap, .combo-section, .reviews-section, .order-section {
  padding: 72px 0;
}
.section-title-wrapper { text-align: center; margin-bottom: 30px; }
.section-title {
  font-size: clamp(2rem, 3vw, 2.8rem);
  line-height: 1.2;
  margin: 14px 0 8px;
}
.section-subtitle {
  max-width: 700px;
  margin: 0 auto;
  color: var(--color-text-muted);
}
.product-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}
.product-showcase.reverse { grid-template-columns: 1fr 1fr; }
.product-gallery {
  background: #fff;
  border-radius: 24px;
  padding: 22px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}
.gallery-main img {
  width: 100%;
  border-radius: 18px;
  object-fit: cover;
}
.thumb-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 12px;
  margin-top: 16px;
}
.thumb-item {
  border: 2px solid transparent;
  background: transparent;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  padding: 0;
}
.thumb-item.active { border-color: var(--color-primary); }
.product-copy h3 {
  font-size: 2rem;
  margin-bottom: 10px;
  line-height: 1.2;
}
.product-rating { color: var(--color-accent); font-weight: 700; margin-bottom: 12px; }
.price-row { display: flex; align-items: center; gap: 14px; margin: 10px 0 20px; }
.current-price { font-size: 2rem; font-weight: 800; color: var(--color-primary); }
.feature-list { margin: 0 0 22px; padding-left: 20px; color: var(--color-text-muted); }
.feature-list li { margin-bottom: 10px; }
.combo-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  background: linear-gradient(135deg, #fff, #fff7ed);
  border: 1px solid #fcd34d;
  border-radius: 24px;
  padding: 30px 28px;
  box-shadow: var(--shadow-md);
}
.combo-price-box {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}
.combo-price-box .old { color: var(--color-text-muted); text-decoration: line-through; }
.combo-price-box .new { font-size: 2rem; font-weight: 800; color: var(--color-primary); }
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 22px;
}
.review-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 22px;
  box-shadow: var(--shadow-sm);
}
.stars { color: var(--color-accent); font-size: 1.3rem; margin-bottom: 12px; }
.review-card p { color: var(--color-text-muted); }
.order-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 26px;
  align-items: start;
}
.order-form-card, .summary-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 24px;
  padding: 24px;
  box-shadow: var(--shadow-md);
}
.field-group, .field-box, .quantity-box { margin-bottom: 18px; }
.field-box label, .field-group label, .quantity-box label {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
}
.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 14px;
}
input[type="text"], input[type="tel"], input[type="number"], textarea {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: #fff;
  padding: 12px 14px;
  outline: none;
}
input:focus, textarea:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(225,29,72,0.08); }
.select-options {
  display: grid;
  gap: 12px;
}
.select-option-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 12px 14px;
  background: var(--color-bg-light);
  cursor: pointer;
}
.select-option-card input { accent-color: var(--color-primary); }
.select-option-card.selected {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}
.qty-wrap {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  width: max-content;
}
.qty-wrap button {
  width: 42px;
  height: 42px;
  border: none;
  background: #fff;
  font-size: 1.2rem;
  cursor: pointer;
}
.qty-wrap input {
  width: 80px;
  border: none;
  text-align: center;
  height: 42px;
}
.full-width { width: 100%; }
.summary-card h3 { margin-top: 0; }
.summary-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}
.summary-item strong { text-align: right; }
.total-row { font-size: 1.1rem; font-weight: 800; }
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}
.modal-content {
  background: #fff;
  border-radius: 24px;
  padding: 28px;
  text-align: center;
  width: min(420px, 90vw);
  box-shadow: var(--shadow-lg);
}
.modal-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 12px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #dcfce7;
  color: var(--color-success);
  font-size: 2rem;
  font-weight: 900;
}
.site-footer {
  background: var(--gradient-dark);
  color: #fff;
  padding: 40px 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}
.footer-inner h4, .footer-inner h5 { margin-bottom: 10px; }

@media (max-width: 992px) {
  .nav-menu { display: none; }
  .hero-grid, .product-showcase, .order-grid, .reviews-grid, .trust-grid, .combo-card, .footer-inner {
    grid-template-columns: 1fr;
    display: grid;
  }
  .combo-card { display: grid; }
  .combo-price-box { align-items: flex-start; }
}

@media (max-width: 640px) {
  .header-actions .btn-hotline span {
    display: none;
  }
  .hero-section { padding-top: 42px; }
  .field-row, .hero-product-preview { grid-template-columns: 1fr; }
  .timer-units { justify-content: center; }
  .timer-card { min-width: 68px; }
  .section-title { font-size: 2rem; }
  .current-price { font-size: 1.5rem; }
}

/* ==========================================================================
   PRODUCT DESCRIPTION GENERIC STYLE (For future scaling)
   Allows any future products to have premium styled lists and tables
   without modifying template files or writing code.
   ========================================================================== */
.product-description {
  margin-top: 20px;
}
.product-description h3, 
.product-description h4 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin: 24px 0 12px;
  border-left: 4px solid var(--color-primary);
  padding-left: 10px;
}
.product-description ul {
  list-style: none !important;
  padding-left: 0 !important;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.product-description ul li {
  position: relative;
  padding-left: 24px !important;
  color: var(--color-text-muted);
  line-height: 1.6;
}
.product-description ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-success);
  font-weight: 800;
  font-size: 1.1rem;
}.product-description table {
  width: 100% !important;
  border-collapse: collapse;
  margin: 20px 0 24px;
  font-size: 0.9rem;
  border: 1px solid var(--color-border);
}
.product-description table tr {
  border-bottom: 1px solid var(--color-border);
}
.product-description table tr:nth-child(even) {
  background: #f8fafc;
}
.product-description table td:first-child {
  font-weight: 700;
  color: var(--color-text-muted);
  width: 35%;
  background: #f8fafc;
}

/* ==========================================================================
   NAVIGATION DROPDOWN & MEGA MENU
   ========================================================================== */
.nav-menu li {
  position: relative;
}
.nav-item.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #ffffff;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-sm);
  padding: 8px 0;
  min-width: 200px;
  list-style: none;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s ease-in-out;
  z-index: 1000;
}
.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -15px;
  left: 0;
  right: 0;
  height: 15px;
  display: block;
}
.dropdown-menu li {
  width: 100%;
}
.dropdown-menu li a {
  display: block;
  padding: 10px 16px;
  font-size: 0.88rem;
  color: var(--color-text-dark);
  font-weight: 600;
  transition: var(--transition);
  text-align: left;
}
.dropdown-menu li a:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}
.nav-item.dropdown:hover .dropdown-menu,
.nav-item.dropdown.is-active .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

/* Mega Dropdown Menu */
.nav-item.mega-dropdown {
  position: static !important;
}
.nav-item.mega-dropdown:hover .mega-menu,
.nav-item.mega-dropdown.is-active .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}
.mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  width: 100%;
  background: #ffffff;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12);
  padding: 28px 0 32px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(8px);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 999;
}
.mega-menu::before {
  content: '';
  position: absolute;
  top: -20px;
  left: 0;
  right: 0;
  height: 20px;
  display: block;
}
.mega-menu-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
}
.mega-col {
  display: flex;
  flex-direction: column;
}
.mega-col-title {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--color-secondary);
  text-transform: uppercase;
  margin: 0 0 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary);
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.mega-col-title a {
  color: inherit;
  transition: var(--transition);
}
.mega-col-title a:hover {
  color: var(--color-primary);
}
.mega-col-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.mega-prod-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}
.mega-prod-item:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  transform: translateX(4px);
}
.mega-prod-item img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  background: #fff;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  flex-shrink: 0;
  padding: 2px;
}
.mega-prod-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.mega-prod-title {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--color-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}
.mega-prod-price {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--color-primary);
}

/* ==========================================================================
   PULSING ANIMATION KEYFRAMES
   ========================================================================== */
@keyframes pulse {
  0% {
    transform: scale(1);
    box-shadow: 0 4px 12px rgba(225, 29, 72, 0.3);
  }
  50% {
    transform: scale(1.025);
    box-shadow: 0 4px 20px rgba(225, 29, 72, 0.5);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 4px 12px rgba(225, 29, 72, 0.3);
  }
}

/* ==========================================================================
   TOAST NOTIFICATION & CART ANIMATION
   ========================================================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.header-cart-btn:hover {
  background: rgba(0,73,56,0.15) !important;
  transform: translateY(-1px);
}

.header-cart-btn:active {
  transform: translateY(0);
}

/* ==========================================================================
   MOBILE NAVIGATION DRAWER & TOGGLE
   ========================================================================== */
.mobile-menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(0, 73, 56, 0.08);
  border: 1px solid rgba(0, 73, 56, 0.15);
  border-radius: var(--radius-sm);
  color: var(--color-brand-green);
  font-size: 1.25rem;
  cursor: pointer;
  transition: var(--transition);
}
.mobile-menu-toggle:hover {
  background: rgba(0, 73, 56, 0.15);
}

.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  z-index: 99998;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}
.mobile-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 320px;
  max-width: 86vw;
  background: #ffffff;
  z-index: 99999;
  transform: translateX(-100%);
  transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  box-shadow: 12px 0 40px rgba(0, 0, 0, 0.25);
  overflow-y: auto;
}
.mobile-nav-drawer.active {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-light);
}
.mobile-drawer-header .drawer-logo img {
  height: 34px;
  width: auto;
  object-fit: contain;
}
.btn-close-drawer {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.06);
  border: none;
  color: var(--color-secondary);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.btn-close-drawer:hover {
  background: #e11d48;
  color: #ffffff;
}

.mobile-drawer-body {
  padding: 16px 0;
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: space-between;
}
.mobile-nav-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.mobile-nav-links li {
  border-bottom: 1px solid #f1f5f9;
}
.mobile-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: var(--transition);
}
.mobile-nav-item i {
  width: 22px;
  color: var(--color-primary);
  font-size: 1.05rem;
}
.mobile-nav-item:hover, .mobile-nav-item:active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding-left: 24px;
}
.mobile-nav-sub-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px 10px 48px;
  color: #475569;
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  background: #f8fafc;
}
.mobile-nav-sub-item i {
  font-size: 0.75rem;
  color: #94a3b8;
}
.mobile-nav-sub-item:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.mobile-drawer-contact {
  padding: 20px;
  margin-top: 20px;
  border-top: 1px solid var(--color-border);
  background: #f8fafc;
}
.mobile-drawer-call {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--color-primary);
  color: #ffffff;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 12px;
  box-shadow: 0 4px 12px rgba(0, 73, 56, 0.25);
}
.mobile-drawer-address {
  font-size: 0.82rem;
  color: #64748b;
  margin: 0 0 6px;
  line-height: 1.4;
}
.mobile-drawer-slogan {
  font-size: 0.75rem;
  color: var(--color-primary);
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin: 0;
}

/* ==========================================================================
   MOBILE STICKY BOTTOM ACTION BAR
   ========================================================================== */
.mobile-sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: #0f172a;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: none;
  align-items: center;
  justify-content: space-between;
  z-index: 9999;
  padding: 4px 8px;
  box-shadow: 0 -6px 24px rgba(0, 0, 0, 0.3);
}
.sticky-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.7rem;
  font-weight: 600;
  flex: 1;
  height: 100%;
  transition: var(--transition);
}
.sticky-nav-btn i {
  font-size: 1.1rem;
}
.sticky-nav-btn:hover, .sticky-nav-btn:active {
  color: #ffffff;
}
.sticky-nav-btn .icon-wrap {
  position: relative;
  display: inline-flex;
}
.sticky-nav-btn .icon-wrap .cart-count-badge {
  position: absolute;
  top: -6px;
  right: -10px;
  background: #e11d48;
  color: #ffffff;
  font-size: 0.65rem;
  font-weight: 800;
  min-width: 16px;
  height: 16px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
}
.sticky-nav-btn.btn-call {
  color: #f59e0b;
}
.sticky-nav-btn.btn-order-cta {
  flex: 1.6;
  background: linear-gradient(135deg, #e11d48 0%, #be123c 100%);
  color: #ffffff;
  border-radius: 10px;
  height: 48px;
  margin: 0 4px;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 14px rgba(225, 29, 72, 0.4);
  flex-direction: row;
  gap: 6px;
}

/* ==========================================================================
   COMPREHENSIVE RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 991px) {
  .site-header nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
  .header-actions .btn-primary-cta.scroll-to-order {
    display: none;
  }
  .header-actions .btn-hotline span {
    display: none;
  }
  .header-actions .btn-hotline {
    padding: 10px 12px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
    text-align: center;
  }
  .hero-content {
    margin: 0 auto;
    max-width: 600px;
  }
  .countdown-box {
    margin-left: auto;
    margin-right: auto;
  }
  .product-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .order-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-inner {
    grid-template-columns: 1fr !important;
    gap: 28px !important;
  }
  .cart-layout {
    grid-template-columns: 1fr !important;
    gap: 24px !important;
  }
}

@media (max-width: 768px) {
  .mobile-sticky-bar {
    display: flex !important;
  }
  body {
    padding-bottom: 70px !important;
  }
  .top-announcement {
    font-size: 0.75rem;
    padding: 6px 12px;
  }
  .site-header {
    padding: 10px 0;
  }
  .brand-logo-img {
    max-height: 38px;
  }
  .hero-section {
    padding: 36px 0 40px;
  }
  .hero-title {
    font-size: 1.75rem;
    line-height: 1.25;
  }
  .hero-desc {
    font-size: 0.92rem;
  }
  .countdown-box {
    padding: 14px 16px;
  }
  .timer-card {
    min-width: 54px;
    padding: 6px 10px;
  }
  .timer-card .num {
    font-size: 1.4rem;
  }
  .timer-card .label {
    font-size: 0.68rem;
  }
  .field-row {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }
  .field-box input,
  .field-box textarea,
  .field-box select {
    font-size: 16px !important; /* Prevents iOS auto-zoom */
  }
  .select-options {
    grid-template-columns: 1fr !important;
  }
  .select-option-card {
    padding: 14px;
  }
  .section-title {
    font-size: 1.6rem;
  }
  .product-title {
    font-size: 1.4rem;
  }
  .current-price {
    font-size: 1.5rem;
  }
  .thumb-row {
    overflow-x: auto;
    justify-content: flex-start;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
  }
  .thumb-item {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
  }
  .about-hero h1 {
    font-size: 1.85rem !important;
  }
  .about-hero p {
    font-size: 0.98rem !important;
  }
  .about-content-section {
    padding: 40px 0 !important;
  }
  .cart-table thead {
    display: none;
  }
  .cart-item-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    position: relative;
    padding: 16px 0;
    gap: 12px;
  }
  .cart-item-row td {
    padding: 0;
    border: none;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.55rem;
  }
  .btn-primary-cta {
    padding: 12px 20px;
    font-size: 0.92rem;
  }
  .brand-logo-img {
    max-height: 32px;
  }
  .header-actions .btn-hotline {
    display: none;
  }
}

/* ==========================================================================
   COLLECTION FILTER & PAGINATION STYLES
   ========================================================================== */
.collection-filter-wrapper {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 24px;
  margin-bottom: 36px;
  box-shadow: var(--shadow-sm);
}

.filter-controls-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr auto;
  gap: 16px;
  align-items: flex-end;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.filter-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.filter-input-wrap {
  position: relative;
  width: 100%;
}

.filter-control {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #ffffff;
  font-size: 0.92rem;
  color: var(--color-text-dark);
  font-weight: 500;
  transition: var(--transition);
  outline: none;
  font-family: inherit;
}

.filter-control:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(0, 73, 56, 0.12);
}

.btn-clear-search {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 4px;
  font-size: 0.85rem;
}

.btn-clear-search:hover {
  color: var(--color-primary);
}

.btn-filter-reset {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 16px;
  background: rgba(225, 29, 72, 0.08);
  color: var(--color-primary);
  border: 1.5px solid rgba(225, 29, 72, 0.2);
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  height: 44px;
}

.btn-filter-reset:hover {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.filter-status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 12px;
}

.filter-count-wrap {
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

.filter-count-wrap strong {
  color: var(--color-secondary);
  font-size: 1rem;
}

.filter-quick-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.quick-tag-btn {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.quick-tag-btn:hover {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

.quick-tag-btn.active {
  background: var(--color-secondary);
  color: #ffffff;
  border-color: var(--color-secondary);
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

/* Pagination Styling */
.pagination-wrapper {
  margin-top: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pagination-list {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 42px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  background: #ffffff;
  border: 1.5px solid var(--color-border);
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.page-btn:hover:not(:disabled) {
  border-color: var(--color-secondary);
  background: rgba(0, 73, 56, 0.05);
  color: var(--color-secondary);
}

.page-btn.active {
  background: var(--color-secondary);
  color: #ffffff;
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-sm);
}

.page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  border-color: var(--color-border);
}

/* Empty filter results state */
.no-products-found {
  text-align: center;
  padding: 60px 20px;
  background: #ffffff;
  border-radius: 20px;
  border: 1px dashed var(--color-border);
  margin: 20px 0;
}

.no-products-found i {
  font-size: 2.8rem;
  color: var(--color-text-muted);
  margin-bottom: 14px;
}

.no-products-found h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-secondary);
  margin: 0 0 8px;
}

.no-products-found p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  max-width: 480px;
  margin: 0 auto 20px;
}

@media (max-width: 991px) {
  .filter-controls-grid {
    grid-template-columns: 1fr 1fr;
  }
  .filter-search-group {
    grid-column: 1 / -1;
  }
  .filter-actions-group {
    grid-column: 1 / -1;
  }
  .btn-filter-reset {
    width: 100%;
  }
}

@media (max-width: 600px) {
  .filter-controls-grid {
    grid-template-columns: 1fr;
  }
  .collection-filter-wrapper {
    padding: 16px;
  }
  .filter-status-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}