/* ===================================================================
   YẾN SÀO HUVATRA - LUXURY BRAND DESIGN SYSTEM
   Bắc Cam Ranh, Khánh Hòa | Hotline: 0974002626
   =================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;0,900;1,400;1,600&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Colors */
  --gold-primary: #c99a2c;
  --gold-light: #e6c875;
  --gold-lighter: #fdf8e6;
  --gold-dark: #8c6411;
  --gold-gradient: linear-gradient(135deg, #dfb743 0%, #b8860b 50%, #8b6508 100%);
  --gold-gradient-glow: linear-gradient(135deg, rgba(223, 183, 67, 0.15) 0%, rgba(184, 134, 11, 0.05) 100%);

  --emerald-dark: #08221e;
  --emerald-main: #0e3731;
  --emerald-soft: #184c44;
  --emerald-tint: #eaf3f1;

  --bg-cream: #faf7f2;
  --bg-white: #ffffff;
  --bg-subtle: #f4ede2;

  --text-title: #0e1e1b;
  --text-body: #3c4a47;
  --text-muted: #6b7a77;
  --text-gold: #b38515;

  --border-gold: rgba(201, 154, 44, 0.28);
  --border-light: rgba(0, 0, 0, 0.07);

  --shadow-sm: 0 4px 12px rgba(14, 55, 49, 0.05);
  --shadow-md: 0 10px 30px rgba(14, 55, 49, 0.08);
  --shadow-lg: 0 20px 50px rgba(14, 55, 49, 0.12);
  --shadow-gold: 0 10px 30px rgba(201, 154, 44, 0.25);

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

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-cream);
  color: var(--text-body);
  line-height: 1.65;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

ul {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Helpers */
.font-serif {
  font-family: var(--font-serif);
}

.text-gold-gradient {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Top Notification Bar */
.top-bar {
  background-color: var(--emerald-dark);
  color: #d1dedc;
  font-size: 0.82rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(201, 154, 44, 0.2);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.top-bar-left, .top-bar-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.top-bar-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.top-bar-item a:hover {
  color: var(--gold-light);
}

.top-bar-badge {
  background: var(--gold-gradient);
  color: #0b221e;
  font-weight: 700;
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

/* Header & Navigation */
.header-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-gold);
  transition: var(--transition);
}

.header-nav.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.98);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: 1240px;
  margin: 0 auto;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-symbol {
  width: 48px;
  height: 48px;
  background: var(--gold-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.5rem;
  box-shadow: 0 4px 15px rgba(184, 134, 11, 0.35);
  position: relative;
}

.logo-symbol::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1px dashed var(--gold-primary);
}

.logo-text-group {
  display: flex;
  flex-direction: column;
}

.brand-title-main {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 1.45rem;
  letter-spacing: 0.5px;
  color: var(--emerald-dark);
  line-height: 1.15;
}

.brand-title-main span {
  color: var(--gold-primary);
}

.brand-tagline {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  font-weight: 600;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-weight: 600;
  font-size: 0.94rem;
  color: var(--text-body);
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--gold-primary);
  transition: width 0.25s ease;
}

.nav-link:hover {
  color: var(--gold-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn-header-cart {
  position: relative;
  background: var(--emerald-tint);
  border: 1px solid var(--border-gold);
  color: var(--emerald-dark);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-header-cart:hover {
  background: var(--gold-primary);
  color: #fff;
  transform: translateY(-2px);
}

.cart-badge-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: #d92525;
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #fff;
}

.btn-cta-consult {
  background: var(--gold-gradient);
  color: #ffffff;
  padding: 10px 20px;
  font-weight: 700;
  font-size: 0.88rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(184, 134, 11, 0.25);
  transition: var(--transition);
}

.btn-cta-consult:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(184, 134, 11, 0.4);
}

.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  font-size: 1.6rem;
  color: var(--emerald-dark);
  cursor: pointer;
}

/* Hero Section */
.hero-section {
  position: relative;
  background: radial-gradient(circle at 10% 20%, rgba(201, 154, 44, 0.08) 0%, transparent 60%),
              radial-gradient(circle at 90% 80%, rgba(14, 55, 49, 0.05) 0%, transparent 60%),
              #faf7f2;
  padding: 70px 0 90px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 50px;
}

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.9);
  padding: 6px 18px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-gold);
  box-shadow: var(--shadow-sm);
  margin-bottom: 22px;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--gold-dark);
}

.hero-badge-pill span.dot {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px #10b981;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 3.2rem;
  line-height: 1.15;
  color: var(--emerald-dark);
  margin-bottom: 20px;
  font-weight: 900;
}

.hero-desc {
  font-size: 1.12rem;
  color: var(--text-body);
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-actions-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}

.btn-primary-gold {
  background: var(--gold-gradient);
  color: #ffffff;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-gold);
  transition: var(--transition);
}

.btn-primary-gold:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(184, 134, 11, 0.45);
}

.btn-secondary-outline {
  background: #ffffff;
  color: var(--emerald-dark);
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1.5px solid var(--border-gold);
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary-outline:hover {
  background: var(--emerald-tint);
  border-color: var(--gold-primary);
  transform: translateY(-3px);
}

.hero-trust-points {
  display: flex;
  align-items: center;
  gap: 24px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  padding-top: 24px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-title);
}

.trust-icon {
  width: 32px;
  height: 32px;
  background: var(--gold-lighter);
  border: 1px solid var(--border-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-primary);
  font-size: 1rem;
}

/* Hero Visual Showcase */
.hero-visual-wrapper {
  position: relative;
}

.hero-main-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 3px solid rgba(201, 154, 44, 0.35);
  background: #fff;
  transition: var(--transition);
}

.hero-main-card:hover {
  transform: translateY(-4px);
}

.hero-main-card img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.hero-main-card:hover img {
  transform: scale(1.03);
}

.hero-card-tag {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(14, 55, 49, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(223, 183, 67, 0.4);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.hero-tag-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gold-light);
}

.hero-tag-sub {
  font-size: 0.8rem;
  color: #e2ece9;
}

.hero-floating-badge {
  position: absolute;
  top: -20px;
  right: -20px;
  background: #ffffff;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-gold);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: floatUpDown 4s ease-in-out infinite;
  z-index: 2;
}

.hero-floating-badge .badge-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gold-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.3rem;
}

.floating-text-top {
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 700;
}

.floating-text-val {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--emerald-dark);
}

@keyframes floatUpDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Stats Counter Section */
.stats-strip {
  background: var(--emerald-dark);
  color: #ffffff;
  padding: 40px 0;
  position: relative;
  border-top: 2px solid var(--gold-primary);
  border-bottom: 2px solid var(--gold-primary);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}

.stat-item {
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 15%;
  height: 70%;
  width: 1px;
  background: rgba(223, 183, 67, 0.25);
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--gold-light);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.88rem;
  color: #c9dbd8;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

/* Section Header Generic */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 50px;
}

.section-subtitle {
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--gold-primary);
  margin-bottom: 10px;
  display: block;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--emerald-dark);
  line-height: 1.25;
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
}

/* Products Section */
.products-section {
  padding: 90px 0;
  background: #ffffff;
}

.product-filter-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.filter-tab-btn {
  background: var(--bg-cream);
  color: var(--text-body);
  border: 1px solid rgba(0, 0, 0, 0.08);
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
}

.filter-tab-btn.active, .filter-tab-btn:hover {
  background: var(--emerald-dark);
  color: var(--gold-light);
  border-color: var(--emerald-dark);
  box-shadow: var(--shadow-sm);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.product-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gold-primary);
}

.product-thumb-box {
  position: relative;
  overflow: hidden;
  height: 250px;
  background: #fdfaf4;
}

.product-thumb-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-thumb-box img {
  transform: scale(1.06);
}

.product-badge-flag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--gold-gradient);
  color: #fff;
  font-size: 0.74rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  text-transform: uppercase;
}

.product-quick-view-btn {
  position: absolute;
  bottom: 14px;
  right: 14px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-gold);
  color: var(--emerald-dark);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition);
}

.product-card:hover .product-quick-view-btn {
  opacity: 1;
  transform: translateY(0);
}

.product-info-box {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-cat-tag {
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--gold-dark);
  margin-bottom: 6px;
}

.product-name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--emerald-dark);
  line-height: 1.35;
  margin-bottom: 8px;
}

.product-highlight {
  font-size: 0.84rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-price-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-top: auto;
  margin-bottom: 18px;
}

.product-current-price {
  font-family: var(--font-serif);
  font-size: 1.38rem;
  font-weight: 800;
  color: #b32a2a;
}

.product-old-price {
  font-size: 0.88rem;
  color: #9aa6a4;
  text-decoration: line-through;
}

.product-unit-text {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-left: auto;
}

.product-card-actions {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

.btn-add-cart {
  background: var(--emerald-main);
  color: #ffffff;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.88rem;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-add-cart:hover {
  background: var(--emerald-dark);
  box-shadow: 0 4px 12px rgba(14, 55, 49, 0.25);
}

.btn-buy-now {
  background: var(--gold-gradient);
  color: #ffffff;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.88rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-buy-now:hover {
  filter: brightness(1.08);
}

/* Smart Nutrition & Dosage Calculator */
.calculator-section {
  padding: 90px 0;
  background: radial-gradient(circle at 80% 20%, rgba(201, 154, 44, 0.08) 0%, transparent 50%),
              var(--bg-cream);
  position: relative;
}

.calc-box-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 2px solid var(--border-gold);
  box-shadow: var(--shadow-lg);
  padding: 44px;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.calc-form-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--emerald-dark);
  margin-bottom: 24px;
}

.calc-target-buttons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.calc-target-btn {
  background: var(--bg-cream);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px 14px;
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
}

.calc-target-btn.active, .calc-target-btn:hover {
  border-color: var(--gold-primary);
  background: var(--gold-lighter);
  transform: translateY(-2px);
}

.calc-target-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-title);
  display: block;
  margin-bottom: 4px;
}

.calc-target-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.calc-result-panel {
  background: var(--emerald-dark);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: 34px;
  border: 1px solid rgba(223, 183, 67, 0.35);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.calc-result-panel::before {
  content: '🕊️';
  position: absolute;
  right: -20px;
  bottom: -20px;
  font-size: 8rem;
  opacity: 0.05;
  pointer-events: none;
}

.calc-result-badge {
  background: rgba(223, 183, 67, 0.2);
  color: var(--gold-light);
  display: inline-block;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 16px;
  border: 1px solid rgba(223, 183, 67, 0.4);
}

.calc-result-target-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--gold-light);
  margin-bottom: 18px;
}

.calc-metrics-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 20px;
}

.metric-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  color: #a8beb9;
  margin-bottom: 4px;
}

.metric-value {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
}

.calc-benefits-text {
  font-size: 0.92rem;
  color: #d8e5e2;
  margin-bottom: 18px;
  line-height: 1.6;
}

.calc-recom-box {
  background: rgba(255, 255, 255, 0.08);
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--gold-primary);
  font-size: 0.88rem;
  color: #f0f6f5;
  margin-bottom: 24px;
}

.calc-recom-box strong {
  color: var(--gold-light);
}

/* Facility & Showroom Showcase Section (3 Real Photos) */
.facility-section {
  padding: 90px 0;
  background: #ffffff;
}

.facility-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: 24px;
  margin-bottom: 40px;
}

.facility-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1.5px solid var(--border-gold);
  cursor: pointer;
  background: #000;
  height: 380px;
}

.facility-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.facility-card:hover img {
  transform: scale(1.08);
  opacity: 0.9;
}

.facility-caption {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 34, 30, 0.92) 0%, rgba(8, 34, 30, 0.2) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  color: #ffffff;
}

.facility-tag {
  background: var(--gold-gradient);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  align-self: flex-start;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.facility-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
}

.facility-desc {
  font-size: 0.82rem;
  color: #c9dbd8;
}

.facility-address-banner {
  background: var(--emerald-tint);
  border: 1.5px dashed var(--border-gold);
  border-radius: var(--radius-md);
  padding: 24px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.address-banner-left {
  display: flex;
  align-items: center;
  gap: 18px;
}

.address-icon-box {
  width: 52px;
  height: 52px;
  background: var(--gold-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #ffffff;
  flex-shrink: 0;
  box-shadow: var(--shadow-gold);
}

.address-banner-text h4 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--emerald-dark);
  margin-bottom: 4px;
}

.address-banner-text p {
  font-size: 0.92rem;
  color: var(--text-body);
}

.btn-open-map {
  background: var(--emerald-dark);
  color: var(--gold-light);
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-open-map:hover {
  background: var(--gold-primary);
  color: #fff;
  transform: translateY(-2px);
}

/* Quality Commitments & Process Section */
.quality-section {
  padding: 90px 0;
  background: var(--bg-cream);
}

.commitments-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 60px;
}

.commit-card {
  background: #ffffff;
  padding: 32px 26px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition);
}

.commit-card:hover {
  transform: translateY(-6px);
  border-color: var(--gold-primary);
  box-shadow: var(--shadow-md);
}

.commit-icon {
  width: 64px;
  height: 64px;
  background: var(--gold-lighter);
  border: 1px solid var(--border-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 20px;
}

.commit-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--emerald-dark);
  margin-bottom: 10px;
}

.commit-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Process Timeline */
.process-box {
  background: var(--emerald-dark);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 50px 40px;
  border: 2px solid var(--border-gold);
}

.process-header {
  text-align: center;
  margin-bottom: 40px;
}

.process-header h3 {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--gold-light);
  margin-bottom: 10px;
}

.process-steps-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
}

.step-card {
  text-align: center;
  position: relative;
}

.step-num-circle {
  width: 44px;
  height: 44px;
  background: var(--gold-gradient);
  border-radius: 50%;
  color: #ffffff;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 4px 15px rgba(223, 183, 67, 0.4);
}

.step-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: #ffffff;
  margin-bottom: 6px;
}

.step-desc {
  font-size: 0.78rem;
  color: #b5ccc8;
}

/* Map & Location Interactive Section */
.location-section {
  padding: 90px 0;
  background: #ffffff;
}

.location-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  align-items: stretch;
}

.location-info-panel {
  background: var(--bg-cream);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1.5px solid var(--border-gold);
  display: flex;
  flex-direction: column;
}

.location-info-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--emerald-dark);
  margin-bottom: 8px;
}

.location-info-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.info-item-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 22px;
}

.info-item-icon {
  width: 42px;
  height: 42px;
  background: var(--gold-lighter);
  border: 1px solid var(--border-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.info-item-content h5 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--gold-dark);
  margin-bottom: 4px;
}

.info-item-content p, .info-item-content a {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-title);
}

.info-item-content a:hover {
  color: var(--gold-primary);
}

.location-cta-group {
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.map-embed-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 3px solid rgba(201, 154, 44, 0.4);
  min-height: 450px;
}

.map-embed-wrapper iframe {
  width: 100%;
  height: 100%;
  min-height: 450px;
  border: 0;
  display: block;
}

.map-floating-overlay {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(14, 55, 49, 0.92);
  backdrop-filter: blur(10px);
  border: 1px solid var(--gold-primary);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-md);
}

.map-live-dot {
  width: 10px;
  height: 10px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 10px #10b981;
}

.map-overlay-title {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--gold-light);
}

.map-overlay-coords {
  font-size: 0.74rem;
  color: #b5ccc8;
}

/* Footer Section */
.site-footer {
  background: var(--emerald-dark);
  color: #d1dedc;
  padding: 70px 0 24px;
  border-top: 3px solid var(--gold-primary);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-col-brand .footer-brand-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 12px;
}

.footer-col-brand .footer-brand-title span {
  color: var(--gold-light);
}

.footer-col-brand p {
  font-size: 0.88rem;
  color: #a4bab5;
  margin-bottom: 20px;
  line-height: 1.6;
}

.footer-col-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gold-light);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background: var(--gold-primary);
}

.footer-links-list li {
  margin-bottom: 10px;
}

.footer-links-list a {
  font-size: 0.88rem;
  color: #c9dbd8;
  transition: var(--transition);
}

.footer-links-list a:hover {
  color: var(--gold-light);
  padding-left: 4px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  margin-bottom: 14px;
  color: #c9dbd8;
}

.footer-contact-item a:hover {
  color: var(--gold-light);
}

.footer-bottom-bar {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.82rem;
  color: #8c9e9b;
}

.footer-bottom-bar a {
  color: var(--gold-light);
}

/* ===================================================================
   MODALS, DRAWER CART, LIGHTBOX
   =================================================================== */

/* Cart Drawer */
.cart-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.cart-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 460px;
  background: #ffffff;
  z-index: 10001;
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.cart-drawer-overlay.active .cart-drawer {
  transform: translateX(0);
}

.cart-drawer-header {
  padding: 20px 24px;
  background: var(--emerald-dark);
  color: #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--gold-primary);
}

.cart-drawer-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gold-light);
}

.cart-close-btn {
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1.8rem;
  cursor: pointer;
}

.cart-drawer-body {
  padding: 24px;
  flex-grow: 1;
  overflow-y: auto;
}

.cart-empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.cart-empty-icon {
  font-size: 3.5rem;
  margin-bottom: 14px;
  opacity: 0.6;
}

.cart-item-row {
  display: flex;
  gap: 16px;
  padding-bottom: 18px;
  margin-bottom: 18px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  align-items: center;
}

.cart-item-img {
  width: 70px;
  height: 70px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  border: 1px solid var(--border-light);
  flex-shrink: 0;
}

.cart-item-details {
  flex-grow: 1;
}

.cart-item-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-title);
  margin-bottom: 4px;
}

.cart-item-price {
  font-weight: 800;
  color: #b32a2a;
  font-size: 0.92rem;
  margin-bottom: 8px;
}

.cart-qty-ctrl {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
}

.cart-qty-btn {
  background: transparent;
  border: none;
  width: 28px;
  height: 28px;
  cursor: pointer;
  font-weight: bold;
}

.cart-qty-num {
  padding: 0 10px;
  font-size: 0.88rem;
  font-weight: 700;
}

.cart-item-remove {
  background: transparent;
  border: none;
  color: #e53e3e;
  cursor: pointer;
  font-size: 1.1rem;
  padding: 4px;
}

.cart-drawer-footer {
  padding: 20px 24px;
  background: var(--bg-cream);
  border-top: 1px solid var(--border-gold);
}

.cart-subtotal-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-title);
  margin-bottom: 16px;
}

.cart-total-amount {
  color: #b32a2a;
  font-family: var(--font-serif);
  font-size: 1.35rem;
}

.btn-checkout-zalo {
  width: 100%;
  background: var(--gold-gradient);
  color: #ffffff;
  padding: 14px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: var(--shadow-gold);
  transition: var(--transition);
}

.btn-checkout-zalo:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
}

/* Quick View Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  z-index: 10002;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content-card {
  background: #ffffff;
  width: 100%;
  max-width: 840px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35);
  position: relative;
  border: 2px solid var(--border-gold);
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.modal-overlay.active .modal-content-card {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(255, 255, 255, 0.8);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  transition: var(--transition);
}

.modal-close-btn:hover {
  background: #000;
  color: #fff;
}

.modal-body-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
}

.modal-image-col {
  background: #faf7f2;
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-image-col img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  max-height: 380px;
  object-fit: cover;
}

.modal-info-col {
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
}

/* Lightbox Image Preview Modal */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(8px);
  z-index: 10005;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.lightbox-overlay.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-container {
  max-width: 90vw;
  max-height: 90vh;
  position: relative;
  text-align: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius-md);
  border: 2px solid var(--gold-primary);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.lightbox-caption {
  color: #ffffff;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  margin-top: 14px;
}

/* ===================================================================
   BRAND ASSISTANT INTEGRATOR CHAT WIDGET STYLES (STRICT STANDARD)
   Không hiển thị nhãn AI, đại diện thuần khiết thương hiệu
   =================================================================== */

.brand-fab-launcher {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  background: var(--gold-gradient);
  color: #ffffff;
  padding: 10px 20px 10px 12px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(184, 134, 11, 0.45);
  border: 2px solid #ffffff;
  transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s ease;
  user-select: none;
}

.brand-fab-launcher:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 14px 40px rgba(184, 134, 11, 0.6);
}

.brand-fab-launcher.active {
  transform: scale(0.92);
}

.brand-fab-icon-box {
  width: 44px;
  height: 44px;
  background: #ffffff;
  color: var(--gold-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  font-size: 1.4rem;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.brand-fab-pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--gold-light);
  animation: fabPulse 2.2s infinite cubic-bezier(0.24, 0, 0.38, 1);
}

@keyframes fabPulse {
  0% { transform: scale(0.95); opacity: 0.9; }
  70% { transform: scale(1.35); opacity: 0; }
  100% { transform: scale(1.35); opacity: 0; }
}

.brand-fab-text {
  display: flex;
  flex-direction: column;
}

.brand-fab-title {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 0.96rem;
  line-height: 1.2;
}

.brand-fab-sub {
  font-size: 0.72rem;
  opacity: 0.92;
  font-weight: 500;
}

.brand-fab-badge {
  background: #10b981;
  color: #ffffff;
  font-size: 0.66rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  margin-left: 4px;
}

/* Chat Window */
.brand-chat-window {
  position: fixed;
  bottom: 96px;
  right: 24px;
  width: 380px;
  max-width: calc(100vw - 32px);
  height: 560px;
  max-height: calc(100vh - 120px);
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 2px solid var(--border-gold);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(8, 34, 30, 0.25);
  display: flex;
  flex-direction: column;
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.95);
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  overflow: hidden;
}

.brand-chat-window.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.brand-chat-header {
  padding: 14px 18px;
  background: var(--emerald-dark);
  color: #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--gold-primary);
}

.brand-chat-profile {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-avatar {
  width: 38px;
  height: 38px;
  background: var(--gold-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  position: relative;
  color: #fff;
}

.brand-online-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 10px;
  height: 10px;
  background: #10b981;
  border: 2px solid var(--emerald-dark);
  border-radius: 50%;
}

.brand-profile-meta .brand-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--gold-light);
  line-height: 1.2;
}

.brand-profile-meta .brand-status-text {
  font-size: 0.72rem;
  color: #b5ccc8;
}

.brand-header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-icon-btn {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: #ffffff;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.brand-icon-btn:hover {
  background: var(--gold-primary);
}

/* Suggestion Chips */
.brand-chat-chips {
  padding: 8px 14px;
  background: #f7f3ec;
  border-bottom: 1px solid var(--border-gold);
  display: flex;
  gap: 6px;
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
}

.brand-chat-chips::-webkit-scrollbar {
  display: none;
}

.brand-chip-btn {
  background: #ffffff;
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-full);
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--emerald-dark);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.brand-chip-btn:hover {
  background: var(--gold-primary);
  color: #ffffff;
  border-color: var(--gold-primary);
}

.brand-chat-body {
  padding: 16px;
  flex-grow: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: radial-gradient(circle at 50% 50%, rgba(201, 154, 44, 0.04) 0%, transparent 60%), #ffffff;
}

.brand-msg {
  display: flex;
  gap: 8px;
  max-width: 88%;
}

.brand-msg.bot {
  align-self: flex-start;
}

.brand-msg.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.brand-msg-avatar {
  width: 28px;
  height: 28px;
  background: var(--gold-lighter);
  border: 1px solid var(--border-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.88rem;
  flex-shrink: 0;
}

.brand-msg-bubble {
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 0.88rem;
  line-height: 1.5;
}

.brand-msg.bot .brand-msg-bubble {
  background: var(--bg-cream);
  color: var(--text-title);
  border: 1px solid rgba(201, 154, 44, 0.25);
  border-top-left-radius: 4px;
}

.brand-msg.user .brand-msg-bubble {
  background: var(--emerald-main);
  color: #ffffff;
  border-top-right-radius: 4px;
}

.brand-typing-dots {
  display: inline-flex;
  gap: 4px;
  align-items: center;
}

.brand-typing-dots span {
  width: 6px;
  height: 6px;
  background: var(--gold-primary);
  border-radius: 50%;
  animation: typingBounce 1.4s infinite ease-in-out both;
}

.brand-typing-dots span:nth-child(1) { animation-delay: -0.32s; }
.brand-typing-dots span:nth-child(2) { animation-delay: -0.16s; }

@keyframes typingBounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

.brand-chat-footer {
  padding: 12px 14px 10px;
  background: #ffffff;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.brand-input-form {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  background: var(--bg-cream);
  border: 1.5px solid var(--border-gold);
  border-radius: 20px;
  padding: 6px 12px;
}

.brand-input-field {
  flex-grow: 1;
  background: transparent;
  border: none;
  outline: none;
  resize: none;
  font-size: 0.88rem;
  color: var(--text-title);
  max-height: 80px;
}

.brand-send-btn {
  background: var(--gold-gradient);
  border: none;
  color: #ffffff;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.88rem;
  flex-shrink: 0;
  transition: var(--transition);
}

.brand-send-btn:hover {
  transform: scale(1.08);
}

.brand-footer-note {
  font-size: 0.7rem;
  text-align: center;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ===================================================================
   RESPONSIVE DESIGN (MOBILE-FIRST ADAPTATIONS)
   =================================================================== */

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  .hero-desc {
    margin: 0 auto 32px;
  }
  .hero-actions-row, .hero-trust-points {
    justify-content: center;
  }
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .facility-grid {
    grid-template-columns: 1fr 1fr;
  }
  .facility-card:first-child {
    grid-column: span 2;
  }
  .process-steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .location-layout {
    grid-template-columns: 1fr;
  }
  .footer-top-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .top-bar-right {
    display: none;
  }
  .nav-menu {
    display: none;
  }
  .mobile-nav-toggle {
    display: block;
  }
  .hero-title {
    font-size: 2.3rem;
  }
  .hero-main-card img {
    height: 300px;
  }
  .hero-floating-badge {
    top: -10px;
    right: 10px;
    padding: 8px 14px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .stat-item:nth-child(2)::after {
    display: none;
  }
  .products-grid {
    grid-template-columns: 1fr;
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .calc-box-card {
    padding: 24px;
  }
  .calc-target-buttons {
    grid-template-columns: 1fr;
  }
  .facility-grid {
    grid-template-columns: 1fr;
  }
  .facility-card:first-child {
    grid-column: span 1;
  }
  .commitments-grid {
    grid-template-columns: 1fr;
  }
  .process-steps-grid {
    grid-template-columns: 1fr;
  }
  .modal-body-grid {
    grid-template-columns: 1fr;
  }
  .modal-image-col {
    padding: 20px;
  }
  .modal-image-col img {
    max-height: 240px;
  }
  .footer-top-grid {
    grid-template-columns: 1fr;
  }
  .brand-chat-window {
    right: 12px;
    bottom: 86px;
    width: calc(100vw - 24px);
    height: calc(100vh - 110px);
  }
  .brand-fab-launcher {
    right: 16px;
    bottom: 16px;
    padding: 8px 16px 8px 10px;
  }
}