/* 
  Landingpage Catalogue Cá Nhân Hóa - Lê Anh Khoa | Tín Thành Equipment
  Theme: Deep Navy (#07162c, #0f2c59) + Gold Luxury (#d4af37, gradient) + Crisp White
*/

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

:root {
  /* Color Palette */
  --primary-deep: #07162c;
  --primary-blue: #0f2c59;
  --accent-blue: #1d4ed8;
  --soft-blue: #eff6ff;
  --gold-primary: #d4af37;
  --gold-dark: #b89047;
  --gold-light: #fbf5b7;
  --gold-gradient: linear-gradient(135deg, #bf953f 0%, #fcf6ba 25%, #b38728 50%, #fbf5b7 75%, #aa771c 100%);
  --gold-glow: 0 0 20px rgba(212, 175, 55, 0.4);
  
  --text-dark: #0f172a;
  --text-gray: #475569;
  --text-light: #ffffff;
  --bg-light: #ffffff;
  --bg-slate: #f8fafc;
  --border-light: rgba(15, 44, 89, 0.1);
  --border-gold: rgba(212, 175, 55, 0.3);
  
  /* Fonts */
  --font-header: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Transitions & Shadows */
  --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 2px 8px rgba(7, 22, 44, 0.05);
  --shadow-md: 0 10px 30px rgba(7, 22, 44, 0.08);
  --shadow-lg: 0 20px 40px rgba(7, 22, 44, 0.12);
  --shadow-gold: 0 10px 30px rgba(212, 175, 55, 0.25);
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

/* Resets */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background-color: var(--bg-slate);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-header);
  font-weight: 700;
  color: var(--primary-deep);
}

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

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

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

.text-center { text-align: center; }
.text-right { text-align: right; }
.gold-text {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}
.gold-icon { color: var(--gold-primary); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-family: var(--font-header);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 50px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background: var(--gold-gradient);
  color: var(--primary-deep);
  box-shadow: var(--shadow-gold);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(212, 175, 55, 0.4);
}

.btn-outline {
  background: transparent;
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}
.btn-outline:hover {
  background: var(--primary-blue);
  color: var(--text-light);
}

.btn-secondary {
  background-color: var(--primary-blue);
  color: var(--text-light);
}
.btn-secondary:hover {
  background-color: var(--primary-deep);
}

.btn-danger {
  background-color: #ef4444;
  color: white;
}
.btn-danger:hover {
  background-color: #dc2626;
}

.btn-sm { padding: 8px 16px; font-size: 0.85rem; }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }
.btn-block { width: 100%; }

/* Top Announcement Bar */
.top-bar {
  background-color: var(--primary-deep);
  color: var(--text-light);
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}
.top-bar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.top-bar-link {
  color: var(--gold-primary);
  font-weight: 600;
}
.top-bar-link:hover { text-decoration: underline; }

/* Header Navbar */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}
.logo {
  display: flex;
  flex-direction: column;
}
.logo-text {
  font-family: var(--font-header);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary-deep);
  line-height: 1;
}
.logo-subtext {
  font-size: 0.75rem;
  color: var(--gold-dark);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 600;
}

/* Employee Header Badge */
.employee-header-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--soft-blue);
  padding: 6px 14px;
  border-radius: 50px;
  border: 1px solid rgba(15, 44, 89, 0.1);
}
.emp-avatar-sm {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--gold-primary);
}
.emp-nav-info {
  display: flex;
  flex-direction: column;
}
.emp-name {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--primary-blue);
  line-height: 1.1;
}
.emp-tag {
  font-size: 0.72rem;
  color: #16a34a;
  font-weight: 600;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 28px;
}
.nav-link {
  font-weight: 500;
  color: var(--text-dark);
  font-size: 0.95rem;
}
.nav-link:hover { color: var(--accent-blue); }

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 3px;
  background: var(--primary-deep);
  margin: 4px 0;
  border-radius: 2px;
}

/* Hero Section */
.hero {
  padding: 60px 0 80px;
  background: linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}
.hero-employee-tag {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.badge-emp {
  background: var(--primary-blue);
  color: white;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
}
.company-tag {
  font-size: 0.85rem;
  color: var(--text-gray);
  font-weight: 600;
}
.hero-title {
  font-size: 2.8rem;
  line-height: 1.2;
  margin-bottom: 16px;
}
.hero-desc {
  font-size: 1.1rem;
  color: var(--text-gray);
  margin-bottom: 28px;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.hero-stats {
  display: flex;
  gap: 32px;
  border-top: 1px solid var(--border-light);
  padding-top: 24px;
}
.stat-num {
  font-family: var(--font-header);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary-blue);
}
.stat-label {
  font-size: 0.85rem;
  color: var(--text-gray);
  font-weight: 500;
}

/* Hero Employee Profile Card */
.emp-profile-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-gold);
  text-align: center;
  position: relative;
}
.emp-card-avatar-wrapper {
  position: relative;
  width: 140px;
  height: 140px;
  margin: 0 auto 20px;
}
.emp-card-avatar {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--gold-primary);
  box-shadow: var(--shadow-gold);
}
.online-indicator {
  position: absolute;
  bottom: 8px;
  right: 8px;
  width: 20px;
  height: 20px;
  background-color: #22c55e;
  border: 3px solid white;
  border-radius: 50%;
}
.emp-card-name {
  font-size: 1.5rem;
  margin-bottom: 4px;
}
.emp-card-title {
  font-size: 0.9rem;
  color: var(--text-gray);
  margin-bottom: 20px;
}
.emp-contact-list {
  list-style: none;
  text-align: left;
  background: var(--bg-slate);
  padding: 16px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  margin-bottom: 20px;
}
.emp-contact-list li {
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.emp-contact-list li:last-child { margin-bottom: 0; }

/* Catalogue Section */
.catalogue-section {
  padding: 80px 0;
  background: white;
}
.section-subtitle {
  color: var(--gold-dark);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}
.section-title {
  font-size: 2.2rem;
  margin-bottom: 12px;
}
.section-desc {
  max-width: 680px;
  margin: 0 auto 40px;
  color: var(--text-gray);
}

.catalogue-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.category-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.cat-btn {
  padding: 10px 20px;
  border-radius: 50px;
  background: var(--bg-slate);
  border: 1px solid var(--border-light);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}
.cat-btn:hover, .cat-btn.active {
  background: var(--primary-blue);
  color: white;
  border-color: var(--primary-blue);
  box-shadow: var(--shadow-sm);
}

.search-box {
  position: relative;
  min-width: 280px;
}
.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-gray);
}
.search-box input {
  width: 100%;
  padding: 10px 16px 10px 42px;
  border-radius: 50px;
  border: 1px solid var(--border-light);
  outline: none;
  font-size: 0.9rem;
}
.search-box input:focus { border-color: var(--accent-blue); }

/* Product Grid Cards */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 32px;
}
.product-card {
  background: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-gold);
}
.product-card-thumb {
  position: relative;
  height: 250px;
  background: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.prod-img {
  max-height: 220px;
  object-fit: contain;
  transition: transform 0.4s ease;
}
.product-card:hover .prod-img {
  transform: scale(1.05);
}
.product-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--gold-gradient);
  color: var(--primary-deep);
  font-weight: 700;
  font-size: 0.78rem;
  padding: 4px 12px;
  border-radius: 50px;
  box-shadow: var(--shadow-sm);
}
.quick-view-btn {
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(7, 22, 44, 0.85);
  color: white;
  border: none;
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.82rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  opacity: 0;
}
.product-card:hover .quick-view-btn {
  bottom: 16px;
  opacity: 1;
}

.product-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.product-title {
  font-size: 1.2rem;
  margin-bottom: 8px;
  cursor: pointer;
}
.product-title:hover { color: var(--accent-blue); }
.product-desc {
  font-size: 0.88rem;
  color: var(--text-gray);
  margin-bottom: 16px;
  flex: 1;
}
.product-price-box {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
}
.price-old {
  font-size: 0.9rem;
  color: #94a3b8;
  text-decoration: line-through;
}
.price-new {
  font-size: 1.35rem;
  font-weight: 800;
  color: #d97706;
}
.product-card-actions {
  display: flex;
  gap: 10px;
}

/* Modal Quick View */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(7, 22, 44, 0.75);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-container {
  background: white;
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  padding: 36px;
  box-shadow: var(--shadow-lg);
}
.modal-close {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 2rem;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-gray);
}
.modal-product-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 32px;
}
.modal-prod-img {
  width: 100%;
  max-height: 350px;
  object-fit: contain;
  border-radius: var(--radius-md);
  background: var(--bg-slate);
  padding: 16px;
}
.modal-prod-title {
  font-size: 1.6rem;
  margin-bottom: 12px;
}
.modal-section {
  margin-bottom: 20px;
}
.modal-section h4 {
  font-size: 1rem;
  margin-bottom: 8px;
}
.modal-specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
  font-size: 0.88rem;
}
.modal-specs-table tr {
  border-bottom: 1px solid var(--border-light);
}
.modal-specs-table td {
  padding: 8px 0;
}
.spec-label {
  font-weight: 600;
  color: var(--primary-deep);
  width: 40%;
}
.modal-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

/* About Employee Section */
.about-emp-section {
  padding: 80px 0;
  background: var(--bg-slate);
}
.grid-2-col {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: center;
}
.about-emp-img-wrapper {
  position: relative;
}
.about-emp-img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.experience-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--primary-blue);
  color: white;
  padding: 20px 28px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-gold);
}
.badge-number {
  font-size: 2.4rem;
  font-weight: 800;
  display: block;
  line-height: 1;
  color: var(--gold-primary);
}
.badge-text { font-size: 0.85rem; font-weight: 600; }

.commitments-list {
  margin: 32px 0;
}
.commit-item {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}
.commit-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gold-gradient);
  color: var(--primary-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* Consultation Form Section */
.register-section {
  padding: 80px 0;
  background: var(--primary-deep);
  color: white;
}
.register-card {
  max-width: 640px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 40px;
  backdrop-filter: blur(10px);
}
.gold-subtitle {
  color: var(--gold-primary);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 1px;
}
.register-card h2 { color: white; margin: 8px 0 16px; }
.register-card p { color: #cbd5e1; margin-bottom: 28px; }
.consultation-form .form-group {
  margin-bottom: 16px;
}
.form-control {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.2);
  outline: none;
  font-size: 0.95rem;
  background: rgba(255, 255, 255, 0.95);
  color: var(--text-dark);
}
.form-control:focus { border-color: var(--gold-primary); }

/* Floating Sticky Contact */
.floating-contact {
  position: fixed;
  bottom: 28px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  z-index: 999;
}
.float-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  transition: var(--transition-smooth);
}
.float-btn:hover { transform: scale(1.1); }
.float-zalo { background: #0088FF; color: white; }
.float-phone { background: #22c55e; color: white; font-size: 1.4rem; }
.float-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid white;
}
.float-tooltip {
  position: absolute;
  right: 68px;
  background: rgba(7, 22, 44, 0.9);
  color: white;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.8rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}
.float-btn:hover .float-tooltip { opacity: 1; }

/* Footer */
.main-footer {
  background: #030a16;
  color: #94a3b8;
  padding: 60px 0 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-content {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-col h4 { color: white; margin-bottom: 16px; font-size: 1.1rem; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
  font-size: 0.85rem;
}

/* ==========================================================================
   ADMIN DASHBOARD STYLES
   ========================================================================== */
.admin-body {
  background-color: #f1f5f9;
}
.admin-login-box {
  background: white;
  padding: 40px;
  border-radius: var(--radius-lg);
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-gold);
}
.login-icon { font-size: 3rem; margin-bottom: 16px; }
.admin-header {
  background: var(--primary-deep);
  color: white;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-gold);
}
.admin-nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.admin-brand { display: flex; align-items: center; gap: 12px; }
.admin-badge {
  background: rgba(212, 175, 55, 0.2);
  color: var(--gold-primary);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
}
.admin-user-info { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.admin-actions { display: flex; gap: 10px; }

.admin-main { padding: 40px 24px; }
.admin-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  border-bottom: 2px solid #e2e8f0;
}
.admin-tab-btn {
  padding: 12px 24px;
  background: none;
  border: none;
  font-family: var(--font-header);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-gray);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
}
.admin-tab-btn.active {
  color: var(--primary-blue);
  border-bottom-color: var(--gold-primary);
}
.admin-tab-content { display: none; }
.admin-tab-content.active { display: block; }

.admin-card {
  background: white;
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid #e2e8f0;
}
.card-header { margin-bottom: 28px; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
.admin-form .form-group { margin-bottom: 20px; }
.admin-form label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.9rem; }
.save-success-inline { color: #16a34a; font-weight: 600; margin-left: 16px; }

.admin-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
}
.admin-table th, .admin-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid #e2e8f0;
}
.admin-table th {
  background: #f8fafc;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
}
.admin-prod-thumb {
  width: 50px;
  height: 50px;
  object-fit: contain;
  border-radius: 6px;
  background: #f8fafc;
}
.badge-tag {
  background: #e2e8f0;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 600;
}
.featured-tag { background: #fef08a; color: #854d0e; }
.status-pill {
  padding: 4px 10px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
}
.status-active { background: #dcfce7; color: #15803d; }
.status-inactive { background: #fee2e2; color: #b91c1c; }

.data-actions-grid { margin-top: 24px; }
.data-box {
  background: #f8fafc;
  padding: 28px;
  border-radius: var(--radius-md);
  border: 1px solid #e2e8f0;
  text-align: center;
}
.data-box-icon { font-size: 2.5rem; margin-bottom: 12px; }
.divider { margin: 36px 0; border: none; border-top: 1px solid #e2e8f0; }
.danger-zone {
  background: #fef2f2;
  border: 1px solid #fecaca;
  padding: 24px;
  border-radius: var(--radius-md);
}

/* Toast Notification for Copying Link */
.copy-toast-notification {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--primary-deep);
  color: white;
  padding: 14px 28px;
  border-radius: 50px;
  border: 1px solid var(--gold-primary);
  box-shadow: var(--shadow-lg);
  font-weight: 600;
  font-size: 0.92rem;
  z-index: 3000;
  opacity: 0;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  gap: 10px;
}
.copy-toast-notification.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.margin-top-sm { margin-top: 10px; }
.margin-top-md { margin-top: 16px; }
.margin-auto { margin: 0 auto; }
.flex-1 { flex: 1; }

/* Dedicated Product Landing Page Styles */
.product-page-body {
  background-color: var(--bg-slate);
}
.product-dedicated-hero {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  padding: 60px 0;
}
.hero-price-box {
  background: rgba(212, 175, 55, 0.08);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  border: 1px dashed var(--gold-primary);
  display: inline-flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}
.price-savings-tag {
  font-size: 0.8rem;
  background: var(--gold-primary);
  color: var(--primary-deep);
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 50px;
}

.product-dedicated-img-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.product-dedicated-img {
  max-height: 420px;
  width: 100%;
  object-fit: contain;
  background: white;
  padding: 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-gold);
}

.pdf-download-card {
  width: 100%;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 16px;
}
.pdf-icon {
  font-size: 2.2rem;
  color: #ef4444;
}
.pdf-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--primary-deep);
}
.pdf-sub {
  font-size: 0.8rem;
  color: var(--text-gray);
}

.promo-section {
  background: var(--primary-deep);
  color: white;
  padding: 40px 0;
  border-top: 1px solid var(--border-gold);
  border-bottom: 1px solid var(--border-gold);
}

.product-details-sec {
  padding: 80px 0;
  background: white;
}
.specs-section {
  padding: 80px 0;
}
.full-specs-table {
  background: white;
  padding: 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}
.full-specs-table tr {
  border-bottom: 1px solid #f1f5f9;
}
.full-specs-table td {
  padding: 12px 16px;
}
.support-note {
  font-style: italic;
  font-size: 0.88rem;
  color: var(--text-gray);
  margin-top: 12px;
}

/* ==========================================================================
   MOBILE & TABLET RESPONSIVE STYLES (Chống Đè Chữ & Lộn Xộn)
   ========================================================================== */

@media (max-width: 992px) {
  .hero-grid, 
  .modal-product-grid, 
  .grid-2-col {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .about-emp-img-wrapper {
    max-width: 320px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  /* Header Mobile Cleanup - Ẩn bớt badge & nút thừa trên thanh header nhỏ */
  .nav-container {
    height: 64px;
    padding: 0 16px;
    position: relative;
  }

  .employee-header-badge {
    display: none !important; /* Hide header badge on mobile to avoid overlapping logo */
  }

  .nav-cta {
    display: none !important; /* Hide header Zalo button on mobile header (already in Hero & Floating) */
  }

  .logo-text {
    font-size: 1.3rem;
  }
  .logo-subtext {
    font-size: 0.65rem;
  }

  .hamburger {
    display: block !important;
  }

  .nav-menu {
    display: none;
  }

  .nav-menu.active {
    display: flex !important;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #ffffff;
    padding: 24px;
    box-shadow: 0 15px 35px rgba(7, 22, 44, 0.15);
    border-bottom: 3px solid var(--gold-primary);
    gap: 18px;
    z-index: 1001;
  }

  /* Top Bar Mobile */
  .top-bar-content {
    flex-direction: column;
    text-align: center;
    gap: 4px;
    padding: 6px 12px;
  }
  #promo-banner-text, #product-top-promo {
    font-size: 0.75rem;
    line-height: 1.35;
  }
  .top-bar-link {
    font-size: 0.75rem;
  }

  /* Hero Section Mobile */
  .hero {
    padding: 36px 0 48px;
  }
  .hero-title {
    font-size: 1.85rem;
    line-height: 1.25;
  }
  .hero-desc {
    font-size: 0.95rem;
    margin-bottom: 20px;
  }
  .hero-ctas {
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }
  .hero-ctas .btn {
    width: 100%;
    box-sizing: border-box;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 16px;
    justify-content: space-between;
  }
  .stat-num {
    font-size: 1.6rem;
  }
  .stat-label {
    font-size: 0.78rem;
  }

  /* Hero Employee Profile Card Mobile */
  .emp-profile-card {
    padding: 20px;
  }
  .emp-card-avatar-wrapper, .emp-card-avatar {
    width: 100px;
    height: 100px;
  }
  .emp-card-name {
    font-size: 1.3rem;
  }
  .emp-card-title {
    font-size: 0.85rem;
  }
  .emp-contact-list {
    font-size: 0.82rem;
    padding: 12px;
  }

  /* Catalogue Toolbar & Grid Mobile */
  .catalogue-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
  }
  .category-filters {
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
  }
  .cat-btn {
    padding: 8px 16px;
    font-size: 0.82rem;
  }
  .search-box {
    width: 100%;
    min-width: unset;
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .product-card-body {
    padding: 18px;
  }
  .product-title {
    font-size: 1.1rem;
  }
  .product-desc {
    font-size: 0.85rem;
  }
  .price-new {
    font-size: 1.25rem;
  }

  /* Fix Product Card Action Buttons squishing on mobile */
  .product-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }
  .product-card-actions .btn {
    font-size: 0.8rem;
    padding: 8px 12px;
    flex: 1 1 calc(50% - 4px);
    box-sizing: border-box;
    text-align: center;
    justify-content: center;
  }
  .product-card-actions .flex-1 {
    flex: 1 1 100%; /* Make Landingpage button take top full width */
  }

  /* Dedicated Product Page (product.html) Mobile Fixes */
  .hero-price-box {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    width: 100%;
    box-sizing: border-box;
    padding: 14px;
  }
  .price-savings-tag {
    font-size: 0.75rem;
  }
  .product-dedicated-img {
    max-height: 280px;
    padding: 12px;
  }

  /* Modal Quick View Mobile */
  .modal-container {
    padding: 20px 16px;
    max-height: 95vh;
  }
  .modal-actions {
    flex-direction: column;
  }

  /* Floating Action Buttons Mobile */
  .floating-contact {
    bottom: 16px;
    right: 16px;
    gap: 10px;
  }
  .float-btn {
    width: 48px;
    height: 48px;
  }
  .float-phone {
    font-size: 1.2rem;
  }
  .float-tooltip {
    display: none !important; /* Hide tooltips on mobile to avoid clutter */
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.55rem;
  }
  .section-title {
    font-size: 1.6rem;
  }
  .btn-lg {
    padding: 14px 20px;
    font-size: 0.95rem;
  }
}