/* ==============================================================================
 * KHO ĐÁ HOA CƯƠNG HẢI DƯƠNG (HẢI DƯƠNG STONE) - SINGLE LANDING PAGE
 * Phong cách & Bố cục bám sát 100% ảnh mẫu SENHOME
 * Màu chủ đạo: Navy Blue (#1a2b4c / #16284f) + Vàng Kim (#f2bb19)
 * Thiết kế chuẩn UI/UX cao cấp, KHÔNG dùng emoji, dùng 100% vector SVG
 * Tối ưu hóa chuyên sâu cho thiết bị di động (Mobile First UX)
 * ============================================================================== */

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

:root {
  --color-primary: #1a2b4c;
  --color-primary-dark: #111d38;
  --color-primary-darker: #0c1527;
  --color-primary-light: #263c68;
  --color-secondary: #f2bb19;
  --color-secondary-hover: #d99e05;
  --color-secondary-light: #fff5db;
  --color-accent-red: #e64a19;
  --color-text-dark: #1e293b;
  --color-text-body: #475569;
  --color-text-muted: #808ea0;
  --color-bg-light: #f8fafc;
  --color-bg-white: #ffffff;
  --color-border: #e2e8f0;
  --color-border-subtle: #edf2f7;
  --font-main: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --container-max-width: 1400px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 24px rgba(26, 43, 76, 0.08);
  --shadow-lg: 0 16px 36px rgba(26, 43, 76, 0.14);
  --shadow-hover: 0 12px 28px rgba(242, 187, 25, 0.3);
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 80px;
}

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

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

body {
  font-family: var(--font-main);
  color: var(--color-text-body);
  background-color: #ffffff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Sections Anchor Offset để sticky header không che mất tiêu đề */
section[id], header[id], div[id] {
  scroll-margin-top: calc(var(--header-height) + 20px);
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

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

ul {
  list-style: none;
}

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

/* Vector SVG Helper Utilities */
.svg-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  vertical-align: middle;
}

.svg-icon svg {
  display: block;
}

/* Section Headings */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-secondary-hover);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 8px;
}

.section-tag-arrow {
  color: var(--color-secondary);
  font-size: 1rem;
  line-height: 1;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-text-dark);
  line-height: 1.25;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 680px;
}

.section-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 36px;
  flex-wrap: wrap;
  gap: 20px;
}

.section-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.link-all {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.link-all:hover {
  color: var(--color-secondary-hover);
  transform: translateX(4px);
}

.nav-arrows {
  display: flex;
  gap: 8px;
}

.arrow-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: #ffffff;
  color: var(--color-text-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.arrow-btn:hover {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: #000000;
  transform: scale(1.05);
}

/* Common Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius-xs);
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-secondary {
  background: var(--color-secondary);
  color: #1a1a1a;
  box-shadow: 0 4px 14px rgba(242, 187, 25, 0.35);
}

.btn-secondary:hover {
  background: var(--color-secondary-hover);
  color: #000000;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-outline-white {
  background: transparent;
  color: #ffffff;
  border: 1.5px solid rgba(255, 255, 255, 0.45);
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: #ffffff;
  color: #ffffff;
  transform: translateY(-2px);
}

/* ==============================================================================
 * 1. TOP BAR (Thanh Thông Tin Đầu Trang - Chuẩn SENHOME)
 * ============================================================================== */
.top-bar {
  background-color: var(--color-primary-dark);
  color: #cbd5e1;
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #f1f5f9;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 24px;
}

.top-bar-links {
  display: flex;
  align-items: center;
  gap: 16px;
}

.top-bar-links a {
  color: #cbd5e1;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.top-bar-links a:hover {
  color: var(--color-secondary);
}

.top-bar-social {
  display: flex;
  align-items: center;
  gap: 10px;
}

.top-bar-social a {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.12);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  transition: var(--transition);
}

.top-bar-social a:hover {
  background: var(--color-secondary);
  color: #000000;
  transform: translateY(-2px);
}

/* ==============================================================================
 * 2. SITE HEADER & NAVIGATION (Bám Sát Header SENHOME)
 * ============================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #ffffff;
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.06);
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

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

.brand-logo-img {
  height: 50px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 26px;
}

.mobile-drawer-top, .mobile-drawer-bottom {
  display: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-dark);
  position: relative;
  padding: 8px 0;
  transition: color var(--transition);
}

.nav-link.active, .nav-link:hover {
  color: var(--color-secondary-hover);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2.5px;
  background: var(--color-secondary);
  border-radius: 2px;
}

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

.header-icon-btn {
  background: none;
  border: none;
  color: var(--color-text-dark);
  cursor: pointer;
  padding: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: color var(--transition);
}

.header-icon-btn:hover {
  color: var(--color-secondary-hover);
}

.btn-header-cta {
  background: var(--color-secondary);
  color: #1a1a1a;
  padding: 10px 22px;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-xs);
  box-shadow: 0 4px 12px rgba(242, 187, 25, 0.3);
}

.btn-header-cta:hover {
  background: var(--color-secondary-hover);
  color: #000;
  transform: translateY(-1px);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-primary);
  cursor: pointer;
}

/* ==============================================================================
 * 3. HERO BANNER (Đặc Trưng Bố Cục SENHOME)
 * ============================================================================== */
.hero-section {
  position: relative;
  background: var(--color-primary-dark);
  color: #ffffff;
  overflow: hidden;
  padding: 85px 0 95px;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 75% 40%, rgba(242, 187, 25, 0.10) 0%, transparent 60%),
              linear-gradient(90deg, rgba(17, 29, 56, 0.96) 0%, rgba(17, 29, 56, 0.85) 45%, rgba(17, 29, 56, 0.35) 100%);
  z-index: 1;
}

.hero-bg-image {
  position: absolute;
  right: 0;
  top: 0;
  width: 65%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-secondary);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 20px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 18px;
  letter-spacing: -0.5px;
}

.hero-title .highlight-gold {
  color: var(--color-secondary);
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 700;
  display: block;
}

.hero-desc {
  font-size: 1.1rem;
  color: #e2e8f0;
  line-height: 1.65;
  margin-bottom: 32px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 40px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat-item h3 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-secondary);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero-stat-item p {
  font-size: 0.85rem;
  color: #cbd5e1;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ==============================================================================
 * 4. CATEGORY CIRCULAR ICONS BAR (Dạng Icon Tròn Nằm Ngang Chuẩn SENHOME)
 * ============================================================================== */
.categories-bar-section {
  padding: 44px 0 36px;
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.categories-bar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 16px;
  align-items: center;
}

.cat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  transition: var(--transition);
}

.cat-item:hover {
  transform: translateY(-4px);
}

.cat-icon-circle {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-full);
  background: #f1f5f9;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 12px;
  transition: var(--transition);
}

.cat-item:hover .cat-icon-circle {
  background: var(--color-secondary-light);
  border-color: var(--color-secondary);
  color: var(--color-primary-dark);
  box-shadow: 0 4px 16px rgba(242, 187, 25, 0.25);
}

.cat-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 2px;
}

.cat-desc {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.cat-all-btn {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-full);
  background: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000;
  margin-bottom: 12px;
  transition: var(--transition);
  box-shadow: 0 4px 14px rgba(242, 187, 25, 0.35);
}

.cat-item:hover .cat-all-btn {
  background: var(--color-secondary-hover);
  transform: scale(1.05);
}

/* ==============================================================================
 * 5. FEATURED PRODUCTS (Sản Phẩm Nổi Bật - 5 Cards Ngang Chuẩn SENHOME)
 * ============================================================================== */
.featured-products-section {
  padding: 80px 0;
  background: var(--color-bg-light);
}

.products-slider-wrapper {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 16px;
  -webkit-overflow-scrolling: touch;
}

.products-slider-wrapper::-webkit-scrollbar {
  height: 6px;
}

.products-slider-wrapper::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(250px, 1fr));
  gap: 20px;
}

.product-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  scroll-snap-align: start;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.product-badge-discount {
  position: absolute;
  top: 12px;
  left: 12px;
  background: #1e293b;
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  z-index: 2;
}

.product-wishlist-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: #ffffff;
  border: 1px solid var(--color-border);
  color: #94a3b8;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2;
  transition: var(--transition);
}

.product-wishlist-btn:hover {
  color: #ef4444;
  border-color: #fca5a5;
  background: #fef2f2;
}

.product-thumb-box {
  width: 100%;
  height: 220px;
  background: #f1f5f9;
  position: relative;
  overflow: hidden;
}

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

.product-card:hover .product-thumb-img {
  transform: scale(1.08);
}

.product-info {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 4px;
  line-height: 1.35;
}

.product-code {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.product-specs {
  font-size: 0.82rem;
  color: var(--color-text-body);
  margin-bottom: 16px;
  line-height: 1.5;
  background: #f8fafc;
  padding: 8px 10px;
  border-radius: var(--radius-xs);
  border: 1px dashed var(--color-border);
}

.product-specs span {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 2px;
}

.product-specs span:last-child {
  margin-bottom: 0;
}

.product-price-row {
  margin-top: auto;
  margin-bottom: 14px;
}

.product-price {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-primary);
}

.btn-product-quote {
  width: 100%;
  padding: 10px 14px;
  background: var(--color-secondary);
  color: #1a1a1a;
  border-radius: var(--radius-xs);
  font-weight: 700;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-product-quote:hover {
  background: var(--color-secondary-hover);
  color: #000000;
}

/* ==============================================================================
 * 6. SERVICE BANNER (FULL-WIDTH 100% NHƯ MẪU SENHOME)
 * ============================================================================== */
.service-banner-section {
  width: 100%;
  padding: 0;
  margin: 50px 0;
  background: #ffffff;
  overflow: hidden;
}

.service-banner-split {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1.3fr 0.9fr;
  background: #16284f;
  margin: 0;
  border-radius: 0;
  box-shadow: var(--shadow-lg);
  align-items: stretch;
  min-height: 440px;
}

.service-banner-left {
  position: relative;
  min-height: 420px;
  overflow: hidden;
}

.service-banner-left img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s ease;
}

.service-banner-split:hover .service-banner-left img {
  transform: scale(1.04);
}

.service-banner-center {
  padding: 55px 48px;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: #16284f;
}

.service-banner-center .section-tag {
  color: var(--color-secondary);
}

.service-banner-center h3 {
  font-family: var(--font-serif);
  font-size: 2.3rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
  color: #ffffff;
}

.service-banner-center p {
  color: #cbd5e1;
  font-size: 1.05rem;
  line-height: 1.65;
  margin-bottom: 30px;
  max-width: 540px;
}

.service-banner-right {
  background: #111f3d;
  padding: 45px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}

.service-feature-row {
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}

.service-feature-row:hover {
  transform: translateX(4px);
}

.service-icon-outline {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  border: 1.5px solid rgba(255, 255, 255, 0.45);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.service-feature-row:hover .service-icon-outline {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: #000000;
}

.service-feature-text {
  font-size: 0.95rem;
  font-weight: 600;
  color: #f1f5f9;
}

/* ==============================================================================
 * 7. FEATURED PROJECTS (Dự Án Tiêu Biểu - 4 Cards Chuẩn SENHOME)
 * ============================================================================== */
.projects-section {
  padding: 80px 0;
  background: #ffffff;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.project-card {
  background: #ffffff;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.project-thumb-box {
  width: 100%;
  height: 240px;
  position: relative;
  overflow: hidden;
}

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

.project-card:hover .project-thumb-box img {
  transform: scale(1.08);
}

.project-body {
  padding: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.project-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.project-location {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.project-circle-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-dark);
  transition: var(--transition);
}

.project-card:hover .project-circle-btn {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: #000000;
  transform: translateX(4px);
}

/* ==============================================================================
 * 8. WHY CHOOSE US (Vì Sao Chọn Hải Dương Stone - 4 Khối Vàng Chuẩn SENHOME)
 * ============================================================================== */
.why-us-section {
  padding: 80px 0;
  background: var(--color-bg-light);
}

.why-us-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.why-us-box {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  transition: var(--transition);
}

.why-us-box:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-secondary);
}

.why-us-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--color-secondary);
  color: #1a1a1a;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 6px 18px rgba(242, 187, 25, 0.35);
}

.why-us-box h4 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 10px;
}

.why-us-box p {
  font-size: 0.95rem;
  color: var(--color-text-body);
  line-height: 1.6;
}

/* ==============================================================================
 * 9. TESTIMONIALS (Có Ảnh Nền Sang Trọng & Khung Navy Chuẩn SENHOME)
 * ============================================================================== */
.testimonials-section {
  padding: 85px 0;
  position: relative;
  background: linear-gradient(135deg, rgba(16, 26, 51, 0.94) 0%, rgba(22, 38, 76, 0.91) 100%),
              url('../images/8.jpg') center/cover no-repeat;
  background-attachment: fixed;
  color: #ffffff;
  overflow: hidden;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr 1.65fr;
  gap: 50px;
  align-items: center;
}

.testimonials-left .section-tag {
  color: var(--color-secondary);
}

.testimonials-left h2 {
  font-size: 2.3rem;
  font-weight: 800;
  line-height: 1.25;
  color: #ffffff;
  margin-bottom: 24px;
}

.testimonials-cards-wrapper {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: #ffffff;
  color: var(--color-text-body);
  padding: 28px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}

.stars-row {
  display: flex;
  gap: 4px;
  color: #f59e0b;
  margin-bottom: 14px;
}

.testimonial-quote {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-dark);
  margin-bottom: 20px;
  font-style: italic;
  flex-grow: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-secondary-light);
  border: 2px solid var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-primary);
  flex-shrink: 0;
}

.author-info h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-dark);
}

.author-info p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ==============================================================================
 * 10. NEWS & ARTICLES (Tin Tức & Cẩm Nang Bàn Đá - 3 Cards Chuẩn SENHOME)
 * ============================================================================== */
.news-section {
  padding: 80px 0;
  background: #ffffff;
}

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

.news-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.news-thumb-box {
  width: 100%;
  height: 220px;
  position: relative;
  overflow: hidden;
}

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

.news-card:hover .news-thumb-box img {
  transform: scale(1.08);
}

.news-body {
  padding: 20px;
}

.news-date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.news-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-dark);
  line-height: 1.4;
  transition: color var(--transition);
}

.news-card:hover .news-title {
  color: var(--color-secondary-hover);
}

/* ==============================================================================
 * 11. LEAD CONSULTATION FORM (Form Tiếp Nhận Báo Giá)
 * ============================================================================== */
.lead-form-section {
  padding: 80px 0;
  background: var(--color-bg-light);
  border-top: 1px solid var(--color-border);
}

.lead-form-container {
  max-width: 900px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 48px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.lead-form-header {
  text-align: center;
  margin-bottom: 32px;
}

.lead-form-header h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.lead-form-header p {
  color: var(--color-text-muted);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

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

.form-group.full-width {
  grid-column: span 2;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-dark);
  display: flex;
  align-items: center;
  gap: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  background: #ffffff;
  color: var(--color-text-dark);
  transition: border-color var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(242, 187, 25, 0.2);
}

.form-submit-btn {
  width: 100%;
  padding: 15px;
  background: var(--color-secondary);
  color: #1a1a1a;
  border: none;
  border-radius: var(--radius-xs);
  font-weight: 800;
  font-size: 1.05rem;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 14px rgba(242, 187, 25, 0.35);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.form-submit-btn:hover {
  background: var(--color-secondary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

/* ==============================================================================
 * 12. FOOTER (XANH DƯƠNG ĐẬM CHUẨN SENHOME)
 * ============================================================================== */
.site-footer {
  background: #111d38;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 65px 0 0;
  color: #cbd5e1;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr 1.4fr;
  gap: 36px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-col h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a {
  font-size: 0.9rem;
  color: #94a3b8;
  transition: var(--transition);
}

.footer-col ul a:hover {
  color: var(--color-secondary);
  transform: translateX(4px);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: #cbd5e1;
  margin-bottom: 12px;
}

.footer-contact-item a {
  color: #ffffff;
  font-weight: 600;
}

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

.footer-newsletter p {
  font-size: 0.88rem;
  color: #cbd5e1;
  margin-bottom: 14px;
}

.newsletter-form {
  display: flex;
  position: relative;
}

.newsletter-input {
  width: 100%;
  padding: 11px 48px 11px 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-xs);
  font-size: 0.88rem;
  background: #ffffff;
  color: var(--color-text-dark);
}

.newsletter-btn {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 44px;
  background: var(--color-secondary);
  border: none;
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
  color: #000;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.newsletter-btn:hover {
  background: var(--color-secondary-hover);
}

.footer-bottom {
  background: #0b1426;
  margin-top: 0;
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.85rem;
  color: #94a3b8;
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* ==============================================================================
 * 13. MOBILE STICKY ACTION BAR & TOAST
 * ============================================================================== */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid rgba(226, 232, 240, 0.85);
  box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.12);
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom, 0px));
  z-index: 9999;
}

.mobile-sticky-inner {
  display: flex;
  gap: 10px;
  max-width: 520px;
  margin: 0 auto;
}

.mobile-bar-btn {
  flex: 1;
  padding: 12px 10px;
  font-weight: 700;
  font-size: 0.88rem;
  border-radius: 10px;
  text-align: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.mobile-bar-btn:active {
  transform: scale(0.96);
}

.mobile-bar-btn.btn-call {
  background: linear-gradient(135deg, #1e40af, #2563eb);
  color: #ffffff;
}

.mobile-bar-btn.btn-zalo {
  background: linear-gradient(135deg, #0284c7, #0ea5e9);
  color: #ffffff;
}

.mobile-bar-btn.btn-quote {
  background: linear-gradient(135deg, #f59e0b, #f2bb19);
  color: #1a1a1a;
  box-shadow: 0 4px 12px rgba(242, 187, 25, 0.4);
}

/* Toast Notification (An Toàn XSS) */
.toast-msg {
  position: fixed;
  top: 24px;
  right: 24px;
  background: var(--color-primary-dark);
  color: #ffffff;
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--color-secondary);
  box-shadow: var(--shadow-lg);
  z-index: 10000;
  transform: translateX(120%);
  opacity: 0;
  transition: var(--transition);
  max-width: 380px;
  font-size: 0.95rem;
  line-height: 1.5;
}

.toast-msg.show {
  transform: translateX(0);
  opacity: 1;
}

/* ==============================================================================
 * 14. RESPONSIVE BREAKPOINTS (Desktop & Tablet)
 * ============================================================================== */
@media (max-width: 1200px) {
  .hero-title {
    font-size: 3rem;
  }
  .categories-bar-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .products-grid {
    grid-template-columns: repeat(3, minmax(240px, 1fr));
  }
  .service-banner-split {
    grid-template-columns: 1fr 1fr;
  }
  .service-banner-right {
    grid-column: span 2;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
  }
  .footer-top-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  /* Mobile Slide-Over Drawer Navigation */
  .mobile-drawer-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(12, 21, 39, 0.65);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }
  
  .mobile-drawer-backdrop.active {
    opacity: 1;
    visibility: visible;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    height: 100dvh;
    background: #ffffff;
    flex-direction: column;
    padding: 20px 20px 30px;
    box-shadow: -10px 0 35px rgba(0, 0, 0, 0.25);
    z-index: 10001;
    transition: right 0.35s cubic-bezier(0.33, 1, 0.68, 1);
    display: flex !important;
    overflow-y: auto;
    gap: 0;
    align-items: stretch;
  }

  .nav-menu.active {
    right: 0;
  }

  .mobile-drawer-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 12px;
  }

  .drawer-logo-img {
    height: 42px;
    width: auto;
  }

  .drawer-close-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-full);
    background: #f1f5f9;
    border: 1px solid var(--color-border);
    color: var(--color-text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
  }

  .drawer-close-btn:hover {
    background: var(--color-secondary);
    color: #000;
  }

  .nav-menu li:not(.mobile-drawer-top):not(.mobile-drawer-bottom) {
    border-bottom: 1px solid #f1f5f9;
  }

  .nav-menu .nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 6px;
    font-size: 1rem;
    font-weight: 600;
  }

  .nav-menu .nav-link.active::after {
    display: none;
  }

  .nav-menu .nav-link.active {
    color: var(--color-secondary-hover);
    padding-left: 10px;
    border-left: 3px solid var(--color-secondary);
  }

  .mobile-drawer-bottom {
    display: block;
    margin-top: auto;
    padding-top: 20px;
  }

  .drawer-contact-card {
    background: #f8fafc;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }

  .drawer-contact-title {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
  }

  .drawer-phone-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: #1e40af;
    color: #ffffff;
    padding: 11px;
    font-weight: 700;
    font-size: 0.95rem;
    border-radius: var(--radius-xs);
  }

  .drawer-quote-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-secondary);
    color: #1a1a1a;
    padding: 11px;
    font-weight: 800;
    font-size: 0.95rem;
    border-radius: var(--radius-xs);
  }

  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-xs);
    background: #f8fafc;
    border: 1px solid var(--color-border);
  }

  .header-actions .btn-header-cta {
    display: none;
  }

  .hero-bg-image {
    width: 100%;
    opacity: 0.25;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-title {
    font-size: 2.6rem;
  }

  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .why-us-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .footer-top-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==============================================================================
 * 15. DEDICATED MOBILE DESIGN SYSTEM (<= 768px & Phones)
 * Thiết kế lại hoàn chỉnh: Trực quan, Hiện đại, Nổi bật, Touch-friendly
 * ============================================================================== */
@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  .top-bar {
    display: none;
  }

  .site-header {
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
  }

  .brand-logo-img {
    height: 38px;
  }

  .container {
    padding: 0 16px;
  }

  /* Section Common Mobile Titles */
  .section-tag {
    font-size: 0.78rem;
    letter-spacing: 0.8px;
    margin-bottom: 6px;
  }

  .section-title {
    font-size: 1.75rem;
    line-height: 1.3;
    margin-bottom: 8px;
  }

  .section-desc {
    font-size: 0.9rem;
    line-height: 1.5;
  }

  .section-header-flex {
    margin-bottom: 22px;
  }

  /* 3. Hero Banner Mobile Redesign */
  .hero-section {
    padding: 42px 0 48px;
  }

  .hero-bg-image {
    width: 100%;
    opacity: 0.32;
    object-position: center 30%;
  }

  .hero-bg-overlay {
    background: linear-gradient(180deg, rgba(17, 29, 56, 0.80) 0%, rgba(17, 29, 56, 0.93) 55%, rgba(17, 29, 56, 0.98) 100%);
  }

  .hero-content {
    text-align: center;
  }

  .hero-tag {
    display: inline-flex;
    padding: 6px 14px;
    background: rgba(242, 187, 25, 0.12);
    border: 1px solid rgba(242, 187, 25, 0.35);
    border-radius: 20px;
    font-size: 0.72rem;
    margin-bottom: 14px;
  }

  .hero-title {
    font-size: 2.15rem;
    line-height: 1.22;
    margin-bottom: 14px;
  }

  .hero-desc {
    font-size: 0.92rem;
    line-height: 1.55;
    margin: 0 auto 24px;
    max-width: 95%;
  }

  .hero-buttons {
    flex-direction: column;
    gap: 12px;
    margin-bottom: 28px;
  }

  .hero-buttons .btn {
    width: 100%;
    padding: 13px 20px;
    font-size: 0.95rem;
  }

  /* Hero 3-Column Glass Stats Card */
  .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    padding: 14px 6px;
    border-top: none;
    margin-top: 6px;
  }

  .hero-stat-item {
    text-align: center;
    padding: 0 4px;
  }

  .hero-stat-item:not(:last-child) {
    border-right: 1px solid rgba(255, 255, 255, 0.1);
  }

  .hero-stat-item h3 {
    font-size: 1.4rem;
    justify-content: center;
    gap: 4px;
    margin-bottom: 2px;
  }

  .hero-stat-item h3 svg {
    width: 18px;
    height: 18px;
  }

  .hero-stat-item p {
    font-size: 0.68rem;
    letter-spacing: 0.2px;
  }

  /* 4. Category Bar Mobile: Story/App Touch Swipe Carousel */
  .categories-bar-section {
    padding: 20px 0 16px;
  }

  .categories-bar-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 12px;
    padding: 0 16px 6px;
    margin: 0 -16px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .categories-bar-grid::-webkit-scrollbar {
    display: none;
  }

  .cat-item {
    flex: 0 0 74px;
    scroll-snap-align: start;
  }

  .cat-icon-circle {
    width: 58px;
    height: 58px;
    margin-bottom: 6px;
    background: #f8fafc;
    box-shadow: var(--shadow-sm);
  }

  .cat-icon-circle svg {
    width: 26px;
    height: 26px;
  }

  .cat-all-btn {
    width: 58px;
    height: 58px;
    margin-bottom: 6px;
  }

  .cat-all-btn svg {
    width: 20px;
    height: 20px;
  }

  .cat-name {
    font-size: 0.76rem;
    font-weight: 600;
    white-space: nowrap;
  }

  .cat-desc {
    display: none;
  }

  /* 5. Featured Products Mobile: Touch Swipe Card Slider */
  .featured-products-section {
    padding: 44px 0 50px;
  }

  .products-slider-wrapper {
    padding: 4px 16px 16px;
    margin: 0 -16px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }

  .products-grid {
    display: flex;
    gap: 14px;
  }

  .product-card {
    flex: 0 0 280px;
    width: 280px;
    scroll-snap-align: start;
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
  }

  .product-thumb-box {
    height: 190px;
  }

  .product-name {
    font-size: 0.98rem;
  }

  .product-specs {
    font-size: 0.78rem;
    padding: 7px 9px;
    margin-bottom: 12px;
  }

  .product-price {
    font-size: 1.1rem;
  }

  .btn-product-quote {
    padding: 10px;
    font-size: 0.88rem;
  }

  /* 6. Service Banner Mobile Redesign: 2-Column Grid of Badges */
  .service-banner-section {
    margin: 36px 0;
  }

  .service-banner-split {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .service-banner-left {
    min-height: 220px;
    height: 220px;
  }

  .service-banner-center {
    padding: 32px 18px 24px;
    text-align: center;
  }

  .service-banner-center h3 {
    font-size: 1.8rem;
    line-height: 1.3;
    margin-bottom: 12px;
  }

  .service-banner-center p {
    font-size: 0.92rem;
    margin: 0 auto 22px;
  }

  .service-banner-center .btn {
    width: 100%;
  }

  .service-banner-right {
    padding: 20px 16px 26px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  .service-feature-row {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    padding: 9px 10px;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .service-feature-row:last-child {
    grid-column: span 2;
    justify-content: center;
  }

  .service-icon-outline {
    width: 34px;
    height: 34px;
    border-width: 1px;
  }

  .service-icon-outline svg {
    width: 16px;
    height: 16px;
  }

  .service-feature-text {
    font-size: 0.82rem;
  }

  /* 7. Featured Projects Mobile */
  .projects-section {
    padding: 44px 0 50px;
  }

  .projects-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 14px;
    padding: 4px 16px 16px;
    margin: 0 -16px;
    -webkit-overflow-scrolling: touch;
  }

  .project-card {
    flex: 0 0 280px;
    scroll-snap-align: start;
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
  }

  .project-thumb-box {
    height: 180px;
  }

  .project-body {
    padding: 14px 16px;
  }

  /* 8. Why Choose Us Mobile: 2x2 Grid of Feature Cards */
  .why-us-section {
    padding: 44px 0;
  }

  .why-us-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .why-us-box {
    padding: 18px 12px;
    border-radius: 12px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .why-us-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 10px;
    box-shadow: 0 4px 12px rgba(242, 187, 25, 0.3);
  }

  .why-us-icon svg {
    width: 22px;
    height: 22px;
  }

  .why-us-box h4 {
    font-size: 0.95rem;
    margin-bottom: 6px;
  }

  .why-us-box p {
    font-size: 0.78rem;
    line-height: 1.45;
  }

  /* 9. Testimonials Mobile */
  .testimonials-section {
    padding: 48px 0 52px;
    background-attachment: scroll; /* Fix lag on iOS */
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: center;
  }

  .testimonials-left h2 {
    font-size: 1.75rem;
    line-height: 1.3;
    margin-bottom: 14px;
  }

  .testimonials-left .nav-arrows {
    justify-content: center;
  }

  .testimonials-cards-wrapper {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 14px;
    padding: 4px 16px 16px;
    margin: 0 -16px;
    -webkit-overflow-scrolling: touch;
  }

  .testimonial-card {
    flex: 0 0 280px;
    scroll-snap-align: start;
    padding: 20px 16px;
    text-align: left;
    border-radius: 12px;
  }

  .testimonial-quote {
    font-size: 0.88rem;
    margin-bottom: 14px;
  }

  /* 10. News & Handbook Mobile */
  .news-section {
    padding: 44px 0 50px;
  }

  .news-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 14px;
    padding: 4px 16px 16px;
    margin: 0 -16px;
    -webkit-overflow-scrolling: touch;
  }

  .news-card {
    flex: 0 0 260px;
    scroll-snap-align: start;
    border-radius: 12px;
  }

  .news-thumb-box {
    height: 150px;
  }

  .news-body {
    padding: 14px;
  }

  .news-title {
    font-size: 0.95rem;
  }

  /* 11. Lead Consultation Form Mobile */
  .lead-form-section {
    padding: 44px 0 50px;
  }

  .lead-form-container {
    padding: 24px 16px;
    border-radius: 14px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
  }

  .lead-form-header h2 {
    font-size: 1.65rem;
    line-height: 1.3;
  }

  .lead-form-header p {
    font-size: 0.88rem;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .form-group.full-width {
    grid-column: span 1;
  }

  .form-control {
    padding: 12px 14px;
    font-size: 16px; /* Ngăn iOS tự zoom */
    border-radius: 8px;
  }

  .form-submit-btn {
    padding: 14px;
    font-size: 0.98rem;
    border-radius: 8px;
  }

  /* 12. Footer Mobile */
  .site-footer {
    padding: 44px 0 0;
  }

  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-bottom: 32px;
  }

  .footer-col h4 {
    margin-bottom: 12px;
  }

  .footer-bottom {
    padding: 18px 0;
    text-align: center;
  }

  .footer-bottom .container {
    flex-direction: column;
    gap: 6px;
  }

  /* 13. Mobile Sticky Action Bar Active */
  .mobile-sticky-bar {
    display: block;
  }

  body {
    padding-bottom: 70px;
  }
}

/* Extra small devices (<= 380px) */
@media (max-width: 380px) {
  .hero-title {
    font-size: 1.95rem;
  }
  .hero-stat-item h3 {
    font-size: 1.25rem;
  }
  .product-card {
    flex: 0 0 250px;
    width: 250px;
  }
  .mobile-bar-btn {
    font-size: 0.8rem;
    padding: 10px 6px;
    gap: 4px;
  }
  .mobile-bar-btn svg {
    width: 15px;
    height: 15px;
  }
}