/* ==========================================================================
   TTGS EXIM CO., LTD - OFFICIAL CORPORATE WEBSITE STYLESHEET
   Brand Palette: Deep Ocean Navy (#004b93), Vivid Emerald Green (#16a34a),
   Clean Snow White (#ffffff), Light Grey Accents (#f8fafc, #e2e8f0)
   ========================================================================== */

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

:root {
  /* Brand Color Tokens */
  --primary: #004b93;
  --primary-dark: #003366;
  --primary-deep: #072244;
  --primary-light: #e8f1fc;
  --primary-tint: #2b77c8;

  --accent-green: #16a34a;
  --accent-green-hover: #15803d;
  --accent-green-light: #ecfdf5;
  --accent-green-border: #a7f3d0;

  --accent-amber: #f59e0b;
  --accent-amber-light: #fef3c7;
  --accent-cyan: #06b6d4;

  /* Neutral Surface & Text Tokens */
  --bg-body: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-muted: #f1f5f9;
  --bg-dark-section: #0a192f;
  --bg-dark-card: #112240;

  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --text-white: #ffffff;
  --text-navy: #004b93;

  --border-light: #e2e8f0;
  --border-focus: #004b93;

  /* Elevation Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px -1px rgba(0, 75, 147, 0.08), 0 2px 6px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 12px 24px -4px rgba(0, 75, 147, 0.12), 0 4px 12px -2px rgba(0, 0, 0, 0.06);
  --shadow-xl: 0 20px 35px -5px rgba(0, 75, 147, 0.16), 0 8px 16px -4px rgba(0, 0, 0, 0.08);

  /* Radius & Spacing */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --container-max: 1320px;
  --header-height: 84px;
  --topbar-height: 40px;

  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Transitions */
  --transition-fast: 0.18s ease;
  --transition-normal: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--text-main);
  background-color: var(--bg-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--primary-dark);
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ==========================================================================
   TOP BAR & HEADER NAVIGATION
   ========================================================================== */
.topbar {
  background-color: var(--primary-deep);
  color: #cbd5e1;
  font-size: 0.825rem;
  height: var(--topbar-height);
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  z-index: 1001;
}

.topbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.topbar-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #cbd5e1;
  transition: color var(--transition-fast);
}

.topbar-item:hover {
  color: #ffffff;
}

.topbar-item svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
  opacity: 0.85;
}

.badge-mst {
  background: rgba(22, 163, 74, 0.2);
  color: #4ade80;
  border: 1px solid rgba(74, 222, 128, 0.3);
  padding: 1px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}

/* Language Switcher */
.lang-switcher {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
  padding: 2px 4px;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.lang-btn {
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: #cbd5e1;
  transition: all var(--transition-fast);
}

.lang-btn.active {
  background: #ffffff;
  color: var(--primary-deep);
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

/* Main Header */
.main-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  height: var(--header-height);
  display: flex;
  align-items: center;
  z-index: 1000;
  transition: box-shadow var(--transition-normal);
}

.main-header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-img {
  width: 50px;
  height: 50px;
  object-fit: contain;
  border-radius: 8px;
}

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

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
  letter-spacing: -0.5px;
}

.brand-sub {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  font-weight: 700;
  color: var(--accent-green);
  line-height: 1.2;
  white-space: nowrap;
}

/* Main Navigation */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.nav-link {
  font-size: 0.895rem;
  font-weight: 600;
  color: var(--text-main);
  padding: 8px 3px;
  position: relative;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2.5px;
  background-color: var(--accent-green);
  border-radius: 2px;
  transition: width var(--transition-normal);
}

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

.nav-badge-hot {
  background: #ef4444;
  color: white;
  font-size: 0.625rem;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  font-weight: 700;
  margin-left: 3px;
  vertical-align: middle;
  text-transform: uppercase;
}

/* Header CTAs */
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 0.915rem;
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition-normal);
  line-height: 1.2;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-tint) 100%);
  color: #ffffff !important;
  box-shadow: 0 4px 14px rgba(0, 75, 147, 0.28);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 75, 147, 0.38);
}

.btn-green {
  background: linear-gradient(135deg, var(--accent-green) 0%, #22c55e 100%);
  color: #ffffff !important;
  box-shadow: 0 4px 14px rgba(22, 163, 74, 0.28);
}

.btn-green:hover {
  background: linear-gradient(135deg, var(--accent-green-hover) 0%, var(--accent-green) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(22, 163, 74, 0.38);
}

.btn-outline {
  border: 1.5px solid var(--primary);
  color: var(--primary);
  background: transparent;
}

.btn-outline:hover {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.btn-outline-white {
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  color: #ffffff !important;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
}

.btn-outline-white:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.2);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.835rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-main);
  padding: 4px;
}

/* Base styles: Must be hidden completely on desktop */
.mobile-drawer,
.mobile-drawer-backdrop {
  display: none !important;
}

/* ==========================================================================
   HERO BANNER
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 640px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, rgba(7, 34, 68, 0.94) 0%, rgba(0, 75, 147, 0.88) 100%),
              url('../images/hero-port.jpg') center/cover no-repeat;
  color: #ffffff;
  overflow: hidden;
  padding: 70px 0 60px;
}

.hero-overlay-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 80% 20%, rgba(22, 163, 74, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(43, 119, 200, 0.2) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 920px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: #f0fdf4;
  margin-bottom: 24px;
  animation: fadeInDown 0.6s ease;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background-color: #4ade80;
  border-radius: 50%;
  box-shadow: 0 0 10px #4ade80;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.1rem;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -1px;
  margin-bottom: 22px;
  color: #ffffff;
}

.hero-title .highlight-blue {
  color: #93c5fd;
}

.hero-title .highlight-green {
  color: #4ade80;
}

.hero-desc {
  font-size: 1.15rem;
  line-height: 1.68;
  color: #e2e8f0;
  margin-bottom: 34px;
  max-width: 780px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
}

.hero-stat-num {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 800;
  color: #4ade80;
  line-height: 1.1;
}

.hero-stat-label {
  font-size: 0.84rem;
  color: #cbd5e1;
  margin-top: 4px;
}

/* ==========================================================================
   SECTION COMMON STYLES
   ========================================================================== */
section {
  padding: 85px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--accent-green);
  background: var(--accent-green-light);
  border: 1px solid var(--accent-green-border);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
}

.section-eyebrow.navy {
  color: var(--primary);
  background: var(--primary-light);
  border-color: #bfdbfe;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.35rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.25;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.section-title span.green {
  color: var(--accent-green);
}

.section-title span.blue {
  color: var(--primary);
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ==========================================================================
   ABOUT US SECTION
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-img-box {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-img-box img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-img-box:hover img {
  transform: scale(1.03);
}

.about-img-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  background: rgba(7, 34, 68, 0.92);
  backdrop-filter: blur(10px);
  padding: 18px 24px;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--accent-green);
  color: #ffffff;
}

.about-img-badge h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: #4ade80;
}

.about-img-badge p {
  font-size: 0.85rem;
  color: #cbd5e1;
  line-height: 1.4;
}

.about-legal-card {
  background: var(--primary-light);
  border: 1px solid #bfdbfe;
  padding: 20px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.about-legal-title {
  font-weight: 800;
  color: var(--primary-dark);
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.about-legal-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  font-size: 0.875rem;
  color: var(--text-main);
}

.about-values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}

.value-pill {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}

.value-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--accent-green-light);
  color: var(--accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

.value-text h5 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.value-text p {
  font-size: 0.825rem;
  color: var(--text-muted);
}

/* ==========================================================================
   SERVICE 1: UY THAC XNK (TOP PRIORITY)
   ========================================================================== */
.service-priority-box {
  background: #ffffff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  overflow: hidden;
  margin-bottom: 40px;
}

.service-priority-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #ffffff;
  padding: 30px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.service-priority-badge {
  background: var(--accent-green);
  color: #ffffff;
  font-size: 0.785rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.service-tabs-nav {
  display: flex;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
  padding: 4px;
}

.service-tab-btn {
  padding: 8px 20px;
  color: #cbd5e1;
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.service-tab-btn.active {
  background: #ffffff;
  color: var(--primary);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.service-tab-pane {
  display: none;
  padding: 40px;
}

.service-tab-pane.active {
  display: block;
}

.service-content-split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.feature-checklist {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 24px 0 32px;
}

.feature-check-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.925rem;
  color: var(--text-main);
}

.check-icon {
  width: 20px;
  height: 20px;
  background: var(--accent-green);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 2px;
}

/* 6-step standardized workflow */
.workflow-section {
  margin-top: 48px;
}

.workflow-title {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary-deep);
  margin-bottom: 36px;
}

.steps-timeline {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  position: relative;
}

.step-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  position: relative;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.step-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.step-card.active-step {
  border-top: 3px solid var(--accent-green);
}

.step-num {
  width: 32px;
  height: 32px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 50%;
  font-family: var(--font-heading);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.step-card h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
  line-height: 1.3;
}

.step-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* ==========================================================================
   SERVICE 2: SOURCING - THU MUA - THUONG MAI
   ========================================================================== */
.sourcing-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 50px;
}

.sourcing-pillar-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.sourcing-pillar-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent-green);
}

.pillar-icon-wrap {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary-light) 0%, #e0e7ff 100%);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.pillar-icon-wrap.green {
  background: var(--accent-green-light);
  color: var(--accent-green);
}

.sourcing-pillar-card h4 {
  font-family: var(--font-heading);
  font-size: 1.18rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}

.sourcing-pillar-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 16px;
  flex-grow: 1;
}

/* Product Catalogue Categories Showcase */
.catalogue-categories-wrap {
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: 40px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-md);
}

.category-tabs-row {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 12px;
  margin-bottom: 28px;
  scrollbar-width: thin;
}

.category-filter-btn {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  white-space: nowrap;
  background: var(--bg-card-muted);
  color: var(--text-muted);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.category-filter-btn:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.category-filter-btn.active {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 75, 147, 0.25);
}

.product-showcase-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.product-item-card {
  background: var(--bg-body);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--border-light);
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.product-item-card:hover {
  background: #ffffff;
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
  transform: translateY(-3px);
}

.product-tag {
  display: inline-block;
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--primary-light);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  margin-bottom: 8px;
  align-self: flex-start;
}

.product-name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
  line-height: 1.35;
}

.product-specs {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-bottom: 14px;
  flex-grow: 1;
}

.product-rfq-action {
  margin-top: auto;
}

.btn-rfq-small {
  width: 100%;
  padding: 7px 12px;
  font-size: 0.8rem;
  font-weight: 700;
  background: #ffffff;
  color: var(--accent-green);
  border: 1px solid var(--accent-green);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.btn-rfq-small:hover {
  background: var(--accent-green);
  color: #ffffff;
}

/* ==========================================================================
   CATALOGUE PREVIEW & DOWNLOAD SECTION
   ========================================================================== */
.catalogue-section {
  background: linear-gradient(180deg, var(--bg-body) 0%, #edf2f7 100%);
}

.catalogue-dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.catalogue-feature-card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: 32px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}

.catalogue-header-info {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}

.catalogue-badge {
  font-size: 0.75rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.catalogue-badge.en {
  background: #dbeafe;
  color: var(--primary);
}

.catalogue-badge.vi {
  background: #dcfce7;
  color: var(--accent-green);
}

.catalogue-pages-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 16px 0 24px;
}

.page-thumb-box {
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  position: relative;
  transition: all var(--transition-fast);
}

.page-thumb-box:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.page-thumb-box img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  background: #f1f5f9;
}

.page-zoom-hint {
  position: absolute;
  inset: 0;
  background: rgba(0, 75, 147, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.page-thumb-box:hover .page-zoom-hint {
  opacity: 1;
}

.catalogue-actions {
  display: flex;
  gap: 12px;
  margin-top: auto;
}

/* ==========================================================================
   B2B VALUE-ADD TOOLS SECTION (INCOTERMS & TAX CALCULATOR)
   ========================================================================== */
.tools-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.tool-box {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-md);
}

.tool-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.tool-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.incoterms-select-row {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-select, .form-input, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-light);
  background-color: #ffffff;
  color: var(--text-main);
  font-size: 0.925rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-select:focus, .form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 75, 147, 0.12);
}

.incoterm-result-card {
  background: var(--bg-body);
  border-radius: var(--radius-md);
  padding: 20px;
  border-left: 4px solid var(--accent-green);
}

.incoterm-rule-badge {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
}

.incoterm-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 14px;
}

.incoterm-responsibility-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  font-size: 0.825rem;
}

.resp-box {
  padding: 10px;
  background: #ffffff;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

.resp-box h6 {
  font-weight: 700;
  margin-bottom: 4px;
}

.resp-box.seller h6 { color: #d97706; }
.resp-box.buyer h6 { color: #0284c7; }

/* Tax Estimator Tool */
.tax-calc-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 18px;
}

.tax-calc-form .full-col {
  grid-column: span 2;
}

.calc-summary-box {
  background: var(--primary-deep);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 16px;
}

.calc-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  padding: 4px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.calc-row.total {
  font-size: 1.05rem;
  font-weight: 800;
  color: #4ade80;
  border-bottom: none;
  padding-top: 10px;
  margin-top: 6px;
}

/* ==========================================================================
   INSIGHTS & KNOWLEDGE BASE SECTION
   ========================================================================== */
.insights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.insight-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

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

.insight-thumb {
  height: 190px;
  overflow: hidden;
  position: relative;
}

.insight-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.insight-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--primary);
  color: #ffffff;
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.insight-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.insight-date {
  font-size: 0.775rem;
  color: var(--text-light);
  margin-bottom: 8px;
}

.insight-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.4;
  margin-bottom: 10px;
}

.insight-excerpt {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 18px;
  flex-grow: 1;
}

.insight-readmore {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
}

.insight-readmore:hover {
  color: var(--accent-green);
}


/* ==========================================================================
   CONTACT & TWO DEDICATED FORMS SECTION
   ========================================================================== */
.contact-section {
  background: var(--bg-body);
}

.contact-layout-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 40px;
}

.company-info-card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: 36px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-md);
  height: fit-content;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.info-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-content h6 {
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.info-content p, .info-content a {
  font-size: 0.975rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.4;
}

.map-embed-box {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-light);
  height: 220px;
  margin-top: 24px;
}

.map-embed-box iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* Forms Dual Container */
.forms-card-container {
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: 36px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
}

.form-tabs-selector {
  display: flex;
  gap: 12px;
  margin-bottom: 28px;
  border-bottom: 2px solid var(--border-light);
  padding-bottom: 12px;
}

.form-toggle-btn {
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.925rem;
  color: var(--text-muted);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.form-toggle-btn.active {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.form-pane {
  display: none;
}

.form-pane.active {
  display: block;
}

.custom-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

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

.form-hint {
  font-size: 0.75rem;
  color: var(--text-light);
  margin-top: 4px;
}

/* Checkbox group */
.checkbox-inline-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 6px;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  cursor: pointer;
}

/* Honeypot anti-spam field */
.hp-field {
  display: none !important;
}

/* ==========================================================================
   FLOATING ACTION BUTTONS (CALL / ZALO / MESSENGER / TOP)
   ========================================================================== */
.floating-contact-dock {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 999;
}

.fab-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
}

.fab-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.fab-call {
  background: #ef4444;
  animation: pulseAnimation 2s infinite;
}

.fab-zalo {
  background: #0068ff;
  font-weight: 800;
  font-size: 0.85rem;
}

.fab-msg {
  background: #0084ff;
}

.fab-top {
  background: var(--primary-deep);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.fab-top.show {
  opacity: 1;
  pointer-events: auto;
}

.fab-tooltip {
  position: absolute;
  right: 60px;
  background: rgba(15, 23, 42, 0.9);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.fab-btn:hover .fab-tooltip {
  opacity: 1;
}

@keyframes pulseAnimation {
  0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.6); }
  70% { box-shadow: 0 0 0 12px rgba(239, 68, 68, 0); }
  100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.main-footer {
  background: var(--bg-dark-section);
  color: #94a3b8;
  padding-top: 70px;
  font-size: 0.9rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand h4 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 8px;
}

.footer-brand p {
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 18px;
  position: relative;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--accent-green);
}

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

.footer-links a {
  color: #94a3b8;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #4ade80;
  padding-left: 4px;
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: #64748b;
}

.footer-admin-btn {
  color: #64748b;
  font-size: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  text-decoration: underline;
}

.footer-admin-btn:hover {
  color: #94a3b8;
}

/* ==========================================================================
   MODAL WINDOWS (CATALOGUE VIEWER / ARTICLE VIEWER / CONFIRMATION / ADMIN)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 24, 48, 0.82);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
  animation: fadeIn 0.25s ease;
}

.modal-dialog {
  background: #ffffff;
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  position: relative;
}

.modal-dialog.wide {
  max-width: 1100px;
}

.modal-header {
  padding: 18px 24px;
  background: var(--bg-body);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-deep);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}

.modal-close-btn:hover {
  color: #ef4444;
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  line-height: 1.65;
}

.modal-footer {
  padding: 16px 24px;
  background: var(--bg-body);
  border-top: 1px solid var(--border-light);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* Catalogue Interactive Viewer Modal */
.catalogue-viewer-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #1e293b;
  padding: 20px;
}

.viewer-img-container {
  max-height: 65vh;
  display: flex;
  justify-content: center;
}

.viewer-img-container img {
  max-height: 65vh;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
}

.viewer-controls {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
  color: #ffffff;
}

/* Success Confirmation Modal */
.success-check-badge {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--accent-green-light);
  color: var(--accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  margin: 0 auto 16px;
}

/* Admin Portal Modal Styling */
.admin-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.admin-stat-card {
  background: var(--bg-body);
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

.admin-stat-card h6 {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.admin-stat-card .num {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
}

.admin-leads-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.825rem;
}

.admin-leads-table th {
  background: var(--bg-body);
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1.5px solid var(--border-light);
}

.admin-leads-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-light);
}

.status-badge {
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.725rem;
}

.status-badge.new {
  background: #fef3c7;
  color: #b45309;
}

.status-badge.contacted {
  background: #dbeafe;
  color: #1e40af;
}

.status-badge.done {
  background: #dcfce7;
  color: #15803d;
}

/* ==========================================================================
   ANIMATIONS & RESPONSIVE BREAKPOINTS
   ========================================================================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   ADVANCED RESPONSIVE MEDIA QUERIES (DESKTOP -> TABLET -> MOBILE)
   ========================================================================== */

/* Prevent horizontal scroll globally */
html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

/* 1. Medium Desktops & Tablet Landscape (<= 1100px) */
@media (max-width: 1100px) {
  .hero-title { font-size: 2.5rem; }
  .steps-timeline { grid-template-columns: repeat(3, 1fr); }
  .sourcing-cards-grid { grid-template-columns: repeat(2, 1fr); }
  .product-showcase-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .tools-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* Laptop screens (901px - 1200px) */
@media (max-width: 1200px) and (min-width: 901px) {
  .brand-sub { display: none; }
  .nav-menu { gap: 12px; }
  .nav-link { font-size: 0.85rem; padding: 6px 2px; }
  .header-actions { gap: 8px; }
  .header-actions .btn { padding: 6px 12px; font-size: 0.8rem; }
}

/* 2. Tablets & Mobile Landscape (<= 900px) */
@media (max-width: 900px) {
  :root {
    --header-height: 68px;
  }

  .topbar-left .topbar-hide-mobile { display: none; }
  .topbar-right .topbar-hide-mobile { display: none; }
  .nav-menu { display: none; }
  .header-actions .btn-quote-desktop { display: none; }
  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    font-size: 1.5rem;
    color: var(--primary-deep);
    background: var(--bg-card-muted);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-light);
  }

  /* Off-canvas modern mobile drawer (Shown ONLY on mobile/tablet) */
  .mobile-drawer-backdrop {
    display: none !important;
    position: fixed;
    inset: 0;
    background: rgba(7, 34, 68, 0.65);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 2400;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }

  .mobile-drawer-backdrop.open {
    display: block !important;
    opacity: 1;
    pointer-events: auto;
  }

  .mobile-drawer {
    display: flex !important;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(85vw, 360px);
    background: #ffffff;
    z-index: 2500;
    padding: 24px 20px;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: -8px 0 30px rgba(0, 0, 0, 0.25);
  }

  .mobile-drawer.open {
    transform: translateX(0);
  }

  .mobile-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 16px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border-light);
  }

  .mobile-drawer-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-card-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: background var(--transition-fast);
  }

  .mobile-drawer-close:hover {
    background: #e2e8f0;
    color: var(--primary);
  }

  .mobile-nav-link {
    font-size: 1rem;
    font-weight: 700;
    padding: 12px 6px;
    border-bottom: 1px solid #f1f5f9;
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: color var(--transition-fast);
  }

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

  /* Grid Layouts to Single Column on Tablet/Mobile */
  .about-grid, 
  .service-content-split, 
  .catalogue-dual-grid, 
  .contact-layout-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .insights-grid { grid-template-columns: 1fr; gap: 20px; }
  .custom-form-grid { grid-template-columns: 1fr; }
  .custom-form-grid .full-span { grid-column: span 1; }
  .tax-calc-form { grid-template-columns: 1fr; }
  .tax-calc-form .full-col { grid-column: span 1; }
}

/* 3. Standard SmartPhones (<= 640px) */
@media (max-width: 640px) {
  :root {
    --header-height: 62px;
  }

  /* Safe container & section spacing */
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  section {
    padding: 48px 0;
  }

  .section-header {
    margin-bottom: 32px;
  }

  .section-title {
    font-size: 1.6rem;
    line-height: 1.25;
  }

  .section-desc {
    font-size: 0.92rem;
    line-height: 1.55;
  }

  /* Top Bar */
  .topbar {
    height: auto;
    min-height: 38px;
    padding: 4px 0;
  }

  .topbar-content {
    gap: 10px;
  }

  .topbar-item {
    font-size: 0.75rem;
  }

  .topbar-item svg {
    width: 12px;
    height: 12px;
  }

  .lang-btn {
    padding: 2px 6px;
    font-size: 0.7rem;
  }

  /* Header & Logo */
  .brand-logo {
    gap: 8px;
  }

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

  .brand-name {
    font-size: 1.2rem;
  }

  .brand-sub {
    font-size: 0.58rem;
    letter-spacing: 0.3px;
    max-width: 190px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  /* Hero Banner */
  .hero-section {
    padding: 40px 0 32px;
    min-height: auto;
  }

  .hero-badge {
    max-width: 100%;
    font-size: 0.72rem;
    padding: 5px 12px;
    white-space: normal;
    line-height: 1.35;
    margin-bottom: 16px;
    text-align: left;
  }

  .hero-title {
    font-size: 1.7rem;
    line-height: 1.25;
    margin-bottom: 14px;
  }

  .hero-desc {
    font-size: 0.92rem;
    line-height: 1.5;
    margin-bottom: 24px;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 10px;
    margin-bottom: 28px;
  }

  .hero-cta-group .btn {
    width: 100%;
    padding: 12px 18px;
    font-size: 0.95rem;
    justify-content: center;
    white-space: normal;
  }

  .hero-stats {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding-top: 20px;
  }

  .hero-stat-num {
    font-size: 1.5rem;
  }

  .hero-stat-label {
    font-size: 0.78rem;
  }

  /* About Us */
  .about-img-box img {
    height: 230px;
  }

  .about-img-badge {
    bottom: 10px;
    left: 10px;
    right: 10px;
    padding: 12px 14px;
  }

  .about-img-badge h4 {
    font-size: 0.95rem;
  }

  .about-img-badge p {
    font-size: 0.78rem;
  }

  .about-legal-card {
    padding: 16px 14px;
  }

  .about-legal-details {
    grid-template-columns: 1fr;
    gap: 8px;
    font-size: 0.825rem;
  }

  .about-values-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .value-pill {
    padding: 10px 12px;
  }

  /* Exim Service Priority Box */
  .service-priority-box {
    border-radius: var(--radius-lg);
    margin-bottom: 30px;
  }

  .service-priority-header {
    padding: 18px 14px;
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
  }

  .service-priority-header h3 {
    font-size: 1.15rem;
    line-height: 1.35;
  }

  .service-tabs-nav {
    width: 100%;
    display: flex;
  }

  .service-tab-btn {
    flex: 1;
    text-align: center;
    padding: 8px 6px;
    font-size: 0.825rem;
    white-space: nowrap;
  }

  .service-tab-pane {
    padding: 20px 14px;
  }

  .service-tab-pane h4 {
    font-size: 1.15rem;
    line-height: 1.35;
  }

  .feature-checklist {
    grid-template-columns: 1fr;
    gap: 10px;
    margin: 16px 0 24px;
  }

  .feature-check-item {
    font-size: 0.875rem;
  }

  .workflow-section {
    margin-top: 36px;
  }

  .workflow-title {
    font-size: 1.25rem;
    margin-bottom: 20px;
  }

  .steps-timeline {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .step-card {
    padding: 16px;
  }

  /* Sourcing & Categories */
  .sourcing-cards-grid {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-bottom: 30px;
  }

  .sourcing-pillar-card {
    padding: 20px 14px;
  }

  .catalogue-categories-wrap {
    padding: 20px 14px;
    border-radius: var(--radius-lg);
  }

  .category-tabs-row {
    padding-bottom: 8px;
    margin-bottom: 18px;
    gap: 8px;
    -webkit-overflow-scrolling: touch;
  }

  .category-filter-btn {
    font-size: 0.8rem;
    padding: 6px 14px;
  }

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

  /* Catalogue Feature Cards */
  .catalogue-feature-card {
    padding: 20px 14px;
    border-radius: var(--radius-lg);
  }

  .catalogue-header-info {
    margin-bottom: 14px;
  }

  .catalogue-header-info h3 {
    font-size: 1.15rem;
  }

  .catalogue-pages-preview {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin: 12px 0 18px;
  }

  .page-thumb-box img {
    height: 90px;
  }

  .catalogue-actions {
    flex-direction: column;
    gap: 10px;
    width: 100%;
  }

  .catalogue-actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Tools & Calculator */
  .tool-box {
    padding: 20px 14px;
    border-radius: var(--radius-lg);
  }

  .tool-header {
    margin-bottom: 16px;
  }

  .tool-header h4 {
    font-size: 1.15rem;
  }

  .incoterm-responsibility-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .tax-calc-form {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .calc-summary-box {
    padding: 16px 14px;
  }

  .calc-row {
    font-size: 0.825rem;
  }

  .calc-row.total {
    font-size: 0.95rem;
  }


  /* Contact & Form Section */
  .company-info-card {
    padding: 22px 14px;
    border-radius: var(--radius-lg);
  }

  .company-info-card h3 {
    font-size: 1.15rem;
  }

  .info-item {
    gap: 12px;
    margin-bottom: 16px;
  }

  .info-icon {
    width: 38px;
    height: 38px;
  }

  .info-content p {
    font-size: 0.85rem;
    word-break: break-word;
  }

  .map-embed-box {
    height: 180px;
    margin-top: 16px;
  }

  .forms-card-container {
    padding: 20px 14px;
    border-radius: var(--radius-lg);
  }

  .form-tabs-selector {
    flex-direction: column;
    gap: 8px;
    padding-bottom: 12px;
    margin-bottom: 18px;
  }

  .form-toggle-btn {
    width: 100%;
    justify-content: center;
    padding: 10px 12px;
    font-size: 0.875rem;
  }

  .custom-form-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

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

  .checkbox-inline-group {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }

  /* Prevent auto-zoom on iOS Safari when tapping inputs */
  .form-input, .form-select, .form-textarea {
    font-size: 16px !important;
    padding: 10px 12px;
  }

  /* Floating Dock on Mobile */
  .floating-contact-dock {
    bottom: 16px;
    right: 12px;
    gap: 8px;
  }

  .fab-btn {
    width: 44px;
    height: 44px;
  }

  .fab-tooltip {
    display: none !important;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  /* Modals */
  .modal-overlay {
    padding: 10px;
  }

  .modal-dialog {
    max-height: 94vh;
    border-radius: var(--radius-md);
  }

  .modal-header {
    padding: 12px 14px;
  }

  .modal-header h3 {
    font-size: 1.05rem;
  }

  .modal-body {
    padding: 14px;
  }

  .modal-footer {
    padding: 12px 14px;
    flex-direction: column-reverse;
    gap: 8px;
  }

  .modal-footer .btn {
    width: 100%;
    justify-content: center;
  }

  .admin-stats-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .admin-leads-table {
    min-width: 500px;
  }
}

/* 4. Small Mobile Screens (<= 400px - iPhone SE, Galaxy A...) */
@media (max-width: 400px) {
  .container {
    padding-left: 12px;
    padding-right: 12px;
  }

  .brand-sub {
    display: none;
  }

  .hero-title {
    font-size: 1.5rem;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .section-title {
    font-size: 1.4rem;
  }

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