/* ============================================
   QIGANG TRADING LIMITED — PREMIUM B2B DESIGN SYSTEM
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Noto+Sans+SC:wght@300;400;500;700;900&family=Noto+Sans+Mongolian&display=swap');

/* ─── CSS DESIGN TOKENS ─────────────────────── */
:root {
  /* Colors */
  --color-bg:           #F8F9FA;
  --color-bg-dark:      #0A0A0F;
  --color-bg-dark-2:    #111118;
  --color-bg-card:      #FFFFFF;
  --color-text:         #1A1A2E;
  --color-text-muted:   #6B7280;
  --color-text-light:   #9CA3AF;
  --color-white:        #FFFFFF;

  /* Brand */
  --color-green:        #1B4332;
  --color-green-mid:    #2D6A4F;
  --color-green-light:  #40916C;
  --color-green-glow:   rgba(27, 67, 50, 0.3);
  --color-silver:       #C0C7D0;
  --color-silver-light: #E8EAF0;
  --color-gold:         #B8960C;

  /* Grays */
  --color-gray-50:      #F9FAFB;
  --color-gray-100:     #F3F4F6;
  --color-gray-200:     #E5E7EB;
  --color-gray-300:     #D1D5DB;
  --color-gray-400:     #9CA3AF;
  --color-gray-600:     #4B5563;
  --color-gray-800:     #1F2937;
  --color-gray-900:     #111827;

  /* Gradients */
  --gradient-dark:      linear-gradient(135deg, #0A0A0F 0%, #111118 50%, #0F1A12 100%);
  --gradient-green:     linear-gradient(135deg, #1B4332 0%, #2D6A4F 100%);
  --gradient-hero:      linear-gradient(180deg, rgba(10,10,15,0.6) 0%, rgba(10,10,15,0.3) 50%, rgba(10,10,15,0.8) 100%);
  --gradient-card:      linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
  --gradient-silver:    linear-gradient(135deg, #C0C7D0 0%, #E8EAF0 50%, #C0C7D0 100%);

  /* Spacing */
  --space-xs:   4px;
  --space-sm:   8px;
  --space-md:   16px;
  --space-lg:   24px;
  --space-xl:   32px;
  --space-2xl:  48px;
  --space-3xl:  64px;
  --space-4xl:  96px;
  --space-5xl:  128px;

  /* Typography */
  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;
  --font-cn:    'Noto Sans SC', 'Inter', sans-serif;
  --font-mn:    'Noto Sans Mongolian', 'Inter', sans-serif;

  /* Sizing */
  --container:  1280px;
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.12), 0 2px 6px rgba(0,0,0,0.08);
  --shadow-lg:  0 20px 60px rgba(0,0,0,0.15), 0 8px 24px rgba(0,0,0,0.1);
  --shadow-xl:  0 40px 100px rgba(0,0,0,0.2);
  --shadow-green: 0 8px 32px rgba(27,67,50,0.4);
  --shadow-glow:  0 0 60px rgba(27,67,50,0.25);

  /* Transitions */
  --transition-fast:   150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base:   300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   500ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-index */
  --z-base:   1;
  --z-above:  10;
  --z-nav:    100;
  --z-modal:  200;
  --z-float:  300;
  --z-toast:  400;
}

/* ─── RESET & BASE ──────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.lang-zh { font-family: var(--font-cn); }
body.lang-mn { font-family: var(--font-mn); }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }

/* ─── CONTAINER ─────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

@media (max-width: 768px) {
  .container { padding: 0 var(--space-md); }
}

/* ─── TYPOGRAPHY ────────────────────────────── */
.text-display {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.text-hero {
  font-size: clamp(1.8rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.015em;
}

.text-h1 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.text-h2 {
  font-size: clamp(1.25rem, 2.5vw, 2rem);
  font-weight: 600;
  line-height: 1.3;
}

.text-h3 {
  font-size: clamp(1rem, 2vw, 1.375rem);
  font-weight: 600;
  line-height: 1.4;
}

.text-body { font-size: 1rem; line-height: 1.7; }
.text-sm { font-size: 0.875rem; line-height: 1.6; }
.text-xs { font-size: 0.75rem; line-height: 1.5; }
.text-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ─── SECTION HEADERS ───────────────────────── */
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-green-light);
  margin-bottom: var(--space-md);
}

.section-eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-green-light);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 600px;
}

/* ─── SECTION LAYOUT ────────────────────────── */
.section {
  padding: var(--space-5xl) 0;
}

.section-sm {
  padding: var(--space-3xl) 0;
}

.section-dark {
  background: var(--color-bg-dark);
  color: var(--color-white);
}

.section-dark .section-subtitle {
  color: rgba(255,255,255,0.6);
}

.section-dark .section-eyebrow {
  color: var(--color-green-light);
}

/* ─── BUTTONS ───────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: 0.9375rem;
  font-weight: 600;
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
  white-space: nowrap;
  font-family: inherit;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--transition-fast);
}

.btn:hover::after { background: rgba(255,255,255,0.08); }

.btn-primary {
  background: var(--color-green);
  color: white;
  box-shadow: var(--shadow-green);
}

.btn-primary:hover {
  background: var(--color-green-mid);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(27,67,50,0.5);
}

.btn-secondary {
  background: rgba(255,255,255,0.1);
  color: white;
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.18);
  border-color: rgba(255,255,255,0.35);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-green);
  border: 2px solid var(--color-green);
}

.btn-outline:hover {
  background: var(--color-green);
  color: white;
  transform: translateY(-2px);
}

.btn-white {
  background: white;
  color: var(--color-green);
  box-shadow: var(--shadow-md);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-lg { padding: 18px 36px; font-size: 1.0625rem; }
.btn-sm { padding: 10px 20px; font-size: 0.8125rem; }

/* ─── CARDS ─────────────────────────────────── */
.card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-glass {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
}

.card-dark {
  background: var(--color-bg-dark-2);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
}

/* ─── BADGES ────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-green {
  background: rgba(27,67,50,0.12);
  color: var(--color-green-mid);
  border: 1px solid rgba(27,67,50,0.2);
}

.badge-silver {
  background: rgba(192,199,208,0.15);
  color: #6B7280;
  border: 1px solid rgba(192,199,208,0.3);
}

/* ─── FORM ELEMENTS ─────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-gray-600);
  letter-spacing: 0.03em;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-family: inherit;
  color: var(--color-text);
  background: white;
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-green-mid);
  box-shadow: 0 0 0 3px var(--color-green-glow);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* Dark form variant */
.form-dark .form-input,
.form-dark .form-select,
.form-dark .form-textarea {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
  color: white;
}

.form-dark .form-label { color: rgba(255,255,255,0.7); }

.form-dark .form-input::placeholder,
.form-dark .form-textarea::placeholder {
  color: rgba(255,255,255,0.35);
}

/* ─── GRID SYSTEMS ──────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-xl); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-xl); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* ─── FLEX UTILITIES ────────────────────────── */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.flex-wrap { flex-wrap: wrap; }

/* ─── TEXT UTILITIES ────────────────────────── */
.text-center { text-align: center; }
.text-white { color: white; }
.text-green { color: var(--color-green); }
.text-green-light { color: var(--color-green-light); }
.text-muted { color: var(--color-text-muted); }
.text-silver { color: var(--color-silver); }

/* ─── DIVIDERS ──────────────────────────────── */
.divider {
  width: 60px;
  height: 3px;
  border-radius: 3px;
  background: var(--gradient-green);
}

/* ─── STAT COUNTERS ─────────────────────────── */
.stat-block {
  text-align: center;
  padding: var(--space-xl);
}

.stat-number {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  background: var(--gradient-green);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-number-white {
  color: white;
  -webkit-text-fill-color: white;
  background: none;
}

.stat-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
  letter-spacing: 0.03em;
}

.stat-label-white { color: rgba(255,255,255,0.65); }

/* ─── CERTIFICATION BADGES ──────────────────── */
.cert-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  background: var(--gradient-silver);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-green);
  letter-spacing: 0.05em;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  flex-direction: column;
  gap: 4px;
}

.cert-badge:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: var(--shadow-lg);
}

/* ─── TIMELINE ──────────────────────────────── */
.timeline {
  position: relative;
  padding-left: var(--space-2xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 11px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-green) 0%, var(--color-green-light) 100%);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-2xl);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -33px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-green);
  box-shadow: 0 0 0 4px rgba(27,67,50,0.15);
}

/* ─── SCROLL REVEAL ANIMATIONS ──────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ─── PAGE TRANSITIONS ──────────────────────── */
#app {
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── LOADING SCREEN ────────────────────────── */
#loading-screen {
  position: fixed;
  inset: 0;
  background: var(--color-bg-dark);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-xl);
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

#loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.02em;
}

.loader-logo span { color: var(--color-green-light); }

.loader-bar {
  width: 200px;
  height: 2px;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  overflow: hidden;
}

.loader-fill {
  height: 100%;
  background: var(--gradient-green);
  border-radius: 2px;
  animation: load 1.2s ease forwards;
}

@keyframes load {
  from { width: 0; }
  to   { width: 100%; }
}

/* ─── FLOATING ACTIONS ──────────────────────── */
.floating-actions {
  position: fixed;
  right: var(--space-xl);
  bottom: var(--space-2xl);
  z-index: var(--z-float);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: flex-end;
}

.fab {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  font-size: 1.25rem;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition: all var(--transition-spring);
  position: relative;
  text-decoration: none;
}

.fab:hover {
  transform: scale(1.12) translateX(-4px);
}

.fab-label {
  position: absolute;
  right: calc(100% + 12px);
  background: var(--color-bg-dark);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  opacity: 0;
  transform: translateX(8px);
  transition: all var(--transition-fast);
  pointer-events: none;
  box-shadow: var(--shadow-md);
}

.fab:hover .fab-label {
  opacity: 1;
  transform: translateX(0);
}

.fab-whatsapp { background: #25D366; color: white; }
.fab-wechat  { background: #07C160; color: white; }
.fab-email   { background: var(--color-green); color: white; }
.fab-rfq {
  background: white;
  color: var(--color-green);
  border: 2px solid var(--color-green);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  width: auto;
  padding: 0 16px;
  height: 44px;
}

/* ─── MOBILE BOTTOM BAR ─────────────────────── */
.mobile-contact-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-float);
  background: var(--color-bg-dark);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: var(--space-sm) var(--space-md);
  gap: var(--space-sm);
}

.mobile-contact-bar a {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 8px;
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
  text-decoration: none;
}

.mobile-bar-wa  { background: #25D366; }
.mobile-bar-wc  { background: #07C160; }
.mobile-bar-rfq { background: var(--color-green); }

@media (max-width: 768px) {
  .mobile-contact-bar { display: flex; }
  .floating-actions { display: none; }
  body { padding-bottom: 68px; }
}

/* ─── RFQ MODAL ─────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(4px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

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

.modal {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  max-width: 580px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95) translateY(16px);
  transition: all var(--transition-spring);
  box-shadow: var(--shadow-xl);
}

.modal-overlay.open .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-xl);
}

.modal-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-gray-100);
  cursor: pointer;
  font-size: 1.25rem;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.modal-close:hover {
  background: var(--color-gray-200);
  transform: rotate(90deg);
}

/* ─── NAVIGATION ────────────────────────────── */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  transition: all var(--transition-slow);
  padding: var(--space-md) 0;
}

#navbar.scrolled {
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: var(--space-sm) 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--gradient-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  color: white;
  font-size: 0.875rem;
  letter-spacing: -0.02em;
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav-logo-name {
  font-size: 1.0625rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.01em;
}

.nav-logo-tagline {
  font-size: 0.625rem;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  white-space: nowrap;
}

.nav-link:hover { color: white; background: rgba(255,255,255,0.08); }
.nav-link.active { color: var(--color-green-light); background: rgba(27,67,50,0.2); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 2px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-full);
  padding: 3px;
}

.lang-btn {
  padding: 5px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  cursor: pointer;
  transition: all var(--transition-fast);
  letter-spacing: 0.05em;
  border: none;
  background: none;
  font-family: inherit;
}

.lang-btn:hover { color: white; }
.lang-btn.active {
  background: var(--color-green);
  color: white;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.08);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  border: 1px solid rgba(255,255,255,0.1);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: white;
  border-radius: 2px;
  transition: all var(--transition-base);
}

.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }

.mobile-nav {
  position: fixed;
  inset: 0;
  top: 68px;
  background: rgba(10,10,15,0.97);
  backdrop-filter: blur(20px);
  z-index: 99;
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  transform: translateX(100%);
  transition: transform var(--transition-base);
}

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

.mobile-nav-link {
  padding: var(--space-md);
  color: rgba(255,255,255,0.8);
  font-size: 1.125rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.mobile-nav-link:hover {
  color: white;
  background: rgba(255,255,255,0.08);
}

@media (max-width: 1024px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
}

@media (max-width: 640px) {
  .nav-actions .btn { display: none; }
}

/* ─── HERO ──────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-bg-dark);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.05);
  animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  from { transform: scale(1.05); }
  to   { transform: scale(1.15); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

.hero-overlay-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(27,67,50,0.35) 0%, transparent 60%);
}

.hero-content {
  position: relative;
  z-index: var(--z-base);
  padding-top: 120px;
  padding-bottom: var(--space-5xl);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 8px 16px;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  margin-bottom: var(--space-lg);
  animation: slideDown 0.8s ease 0.2s both;
}

.hero-eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-green-light);
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.5); opacity: 0.7; }
}

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

.hero-title {
  font-size: clamp(2.25rem, 5.5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: white;
  margin-bottom: var(--space-lg);
  animation: slideUp 0.8s ease 0.3s both;
}

.hero-title-accent { color: var(--color-green-light); }

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.7);
  line-height: 1.65;
  max-width: 560px;
  margin-bottom: var(--space-2xl);
  animation: slideUp 0.8s ease 0.4s both;
  font-weight: 400;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  animation: slideUp 0.8s ease 0.5s both;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: var(--space-4xl);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  animation: slideUp 0.8s ease 0.7s both;
}

.hero-stat {
  padding: var(--space-xl) var(--space-lg);
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(10px);
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.06);
}

.hero-stat:last-child { border-right: none; }

.hero-stat-number {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  color: white;
  letter-spacing: -0.03em;
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.55);
  margin-top: 6px;
  letter-spacing: 0.05em;
}

@media (max-width: 768px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stat { border-right: 1px solid rgba(255,255,255,0.06); border-bottom: 1px solid rgba(255,255,255,0.06); }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
}

/* ─── SCROLL INDICATOR ──────────────────────── */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255,255,255,0.4);
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: fadeIn 1s ease 1.2s both;
}

.scroll-wheel {
  width: 24px;
  height: 38px;
  border: 1.5px solid rgba(255,255,255,0.25);
  border-radius: 12px;
  position: relative;
  overflow: hidden;
}

.scroll-dot {
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 6px;
  background: rgba(255,255,255,0.6);
  border-radius: 2px;
  animation: scrollDown 2s ease infinite;
}

@keyframes scrollDown {
  0%   { top: 6px; opacity: 1; }
  80%  { top: 22px; opacity: 0; }
  100% { top: 6px; opacity: 0; }
}

/* ─── PRODUCTS GRID ─────────────────────────── */
.product-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

.filter-btn {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: white;
  border: 1.5px solid var(--color-gray-200);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--color-green-mid);
  color: var(--color-green);
}

.filter-btn.active {
  background: var(--color-green);
  border-color: var(--color-green);
  color: white;
}

.product-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-gray-100);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  border-color: rgba(27,67,50,0.2);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.product-card-image {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-gray-50);
  position: relative;
}

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

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

.product-card-badge {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
}

.product-card-body {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.product-card-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
}

.product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.product-spec {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.product-spec strong {
  color: var(--color-text);
  font-weight: 600;
}

.product-card-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: auto;
  padding-top: var(--space-sm);
}

.product-card-actions .btn {
  flex: 1;
  font-size: 0.8125rem;
  padding: 10px 14px;
}

/* ─── OEM WORKFLOW ──────────────────────────── */
.oem-workflow {
  display: flex;
  align-items: flex-start;
  gap: 0;
  position: relative;
  flex-wrap: wrap;
}

.workflow-step {
  flex: 1;
  min-width: 120px;
  text-align: center;
  position: relative;
  padding: var(--space-lg) var(--space-sm);
}

.workflow-step::after {
  content: '→';
  position: absolute;
  right: -12px;
  top: 50%;
  transform: translateY(-50%) translateY(-20px);
  font-size: 1.5rem;
  color: var(--color-green-light);
  font-weight: 300;
}

.workflow-step:last-child::after { display: none; }

.workflow-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--gradient-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto var(--space-md);
  box-shadow: var(--shadow-green);
}

.workflow-title {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-text);
}

.workflow-step-num {
  font-size: 0.6875rem;
  color: var(--color-green-mid);
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xs);
}

/* ─── WHY CHOOSE US FEATURES ────────────────── */
.feature-card {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  background: white;
  border: 1px solid var(--color-gray-100);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.feature-card:hover::before { transform: scaleX(1); }
.feature-card:hover {
  border-color: rgba(27,67,50,0.15);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  background: rgba(27,67,50,0.08);
  color: #1B4332;
}

/* ─── CERTIFICATIONS ────────────────────────── */
.certs-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
}

/* ─── GLOBAL MAP ────────────────────────────── */
.world-map-svg {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  display: block;
}

/* ─── FAQ ───────────────────────────────────── */
.faq-item {
  border-bottom: 1px solid var(--color-gray-200);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) 0;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  transition: color var(--transition-fast);
  gap: var(--space-md);
}

.faq-question:hover { color: var(--color-green); }

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--color-gray-300);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-green);
  flex-shrink: 0;
  transition: all var(--transition-base);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--color-green);
  color: white;
  border-color: var(--color-green);
}

.faq-answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--transition-base);
}

.faq-item.open .faq-answer { max-height: 300px; }

.faq-answer p {
  padding-bottom: var(--space-lg);
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* ─── FOOTER ────────────────────────────────── */
footer {
  background: var(--color-bg-dark);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand p {
  color: rgba(255,255,255,0.55);
  font-size: 0.875rem;
  line-height: 1.75;
  margin-top: var(--space-md);
  max-width: 280px;
}

.footer-col-title {
  font-size: 0.8125rem;
  font-weight: 700;
  color: white;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-link {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-link:hover { color: white; }

.footer-contact-item {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.footer-contact-icon {
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 1px;
  color: var(--color-green-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-bottom p {
  color: rgba(255,255,255,0.3);
  font-size: 0.8125rem;
}

.footer-certs {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.footer-cert {
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  font-size: 0.6875rem;
  font-weight: 700;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.06em;
}

@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-2xl); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ─── PAGE HERO (inner pages) ───────────────── */
.page-hero {
  background: var(--gradient-dark);
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(27,67,50,0.2) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-green-light);
  margin-bottom: var(--space-md);
}

.page-hero-title {
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  color: white;
  line-height: 1.12;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-md);
}

.page-hero-subtitle {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.6);
  max-width: 580px;
  line-height: 1.7;
}

/* ─── CONTACT PAGE ──────────────────────────── */
.contact-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-xl);
  background: white;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-100);
  box-shadow: var(--shadow-sm);
}

.contact-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(27,67,50,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #1B4332;
}

/* ─── SEARCH BAR ────────────────────────────── */
.search-bar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 20px;
  background: white;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  max-width: 500px;
  width: 100%;
}

.search-bar input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 0.9375rem;
  color: var(--color-text);
  background: transparent;
  font-family: inherit;
}

.search-bar button {
  background: var(--color-green);
  color: white;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.search-bar button:hover { background: var(--color-green-mid); transform: scale(1.05); }

/* ─── TRUST LOGOS ───────────────────────────── */
.trust-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
  flex-wrap: wrap;
  justify-content: center;
}

.trust-item {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.6;
  transition: opacity var(--transition-fast);
}

.trust-item:hover { opacity: 1; }

/* ─── NOTIFICATION TOAST ────────────────────── */
.toast {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--color-bg-dark);
  color: white;
  padding: 14px 24px;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  z-index: var(--z-toast);
  opacity: 0;
  transition: all var(--transition-spring);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  box-shadow: var(--shadow-lg);
  white-space: nowrap;
}

.toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ─── CATEGORY TABS ─────────────────────────── */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-md);
}

@media (max-width: 1024px) { .cat-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px)  { .cat-grid { grid-template-columns: repeat(2, 1fr); } }

.cat-card {
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  padding: var(--space-lg);
  text-align: center;
  border: 1.5px solid transparent;
  background: white;
  box-shadow: var(--shadow-sm);
}

.cat-card:hover {
  border-color: var(--color-green-mid);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.cat-card.active {
  background: var(--gradient-green);
  color: white;
  border-color: transparent;
}

.cat-icon { font-size: 2rem; line-height: 1; }
.cat-name { font-size: 0.8125rem; font-weight: 600; }

/* ─── UTILITIES ─────────────────────────────── */
.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}

/* ─── PRINT ─────────────────────────────────── */
@media print {
  #navbar, .floating-actions, .mobile-contact-bar { display: none; }
}

/* ============================================================
   INDUSTRIAL EXPORT PRODUCTS SECTION STYLES
   ============================================================ */

.ind-hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background-color: #0b0f19;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.ind-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.6;
  mix-blend-mode: luminosity;
  transform: scale(1.05);
  animation: slowZoom 20s ease-out forwards;
}

@keyframes slowZoom {
  to { transform: scale(1); }
}

.ind-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 15, 25, 0.8) 0%, rgba(11, 15, 25, 0.4) 50%, rgba(11, 15, 25, 0.95) 100%);
}

.ind-hero-content {
  position: relative;
  z-index: 10;
  padding-top: 80px;
  max-width: 1200px;
}

.ind-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: rgba(30, 58, 138, 0.3);
  border: 1px solid rgba(59, 130, 246, 0.4);
  padding: 8px 16px;
  border-radius: 100px;
  color: #60A5FA;
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 24px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.ind-hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  color: #F9FAFB;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
  text-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.ind-hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  color: #9CA3AF;
  max-width: 700px;
  line-height: 1.6;
  margin-bottom: 48px;
}

.ind-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.ind-stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ind-stat-num {
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(to right, #ffffff, #9CA3AF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.ind-stat-label {
  font-size: 0.875rem;
  color: #6B7280;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.ind-section {
  background-color: #0b0f19;
  padding: 120px 0;
  color: #fff;
}

.ind-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 32px;
}

.ind-card {
  position: relative;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.ind-card:hover {
  transform: translateY(-8px);
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(59, 130, 246, 0.1) inset;
}

.ind-card-img-wrap {
  position: relative;
  height: 260px;
  overflow: hidden;
}

.ind-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.ind-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11, 15, 25, 1), transparent);
  opacity: 0.8;
}

.ind-card-content {
  padding: 32px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.ind-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #F9FAFB;
  margin-bottom: 12px;
}

.ind-card-desc {
  color: #9CA3AF;
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: 24px;
  flex-grow: 1;
}

.ind-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.ind-card-link {
  color: #60A5FA;
  font-weight: 600;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.3s ease;
}

.ind-card:hover .ind-card-link {
  gap: 12px;
}

.ind-rfq-section {
  background: linear-gradient(135deg, #0b0f19 0%, #1e1b4b 100%);
  padding: 100px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
}

.ind-rfq-card {
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 48px;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 10;
  box-shadow: 0 40px 100px rgba(0,0,0,0.5);
}

.ind-form-group {
  margin-bottom: 24px;
}

.ind-input {
  width: 100%;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  padding: 16px 20px;
  border-radius: 12px;
  font-size: 1rem;
  transition: all 0.2s ease;
}

.ind-input:focus {
  outline: none;
  border-color: #60A5FA;
  background: rgba(0, 0, 0, 0.5);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.ind-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: #2563EB;
  color: white;
  font-weight: 600;
  font-size: 1.125rem;
  padding: 16px 32px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
}

.ind-btn:hover {
  background: #1D4ED8;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.4);
}

.ind-btn-outline {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
}

.ind-btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: none;
}

.ind-actions {
  display: flex;
  gap: 16px;
  margin-top: 32px;
}

@media (max-width: 768px) {
  .ind-stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
  .ind-actions {
    flex-direction: column;
  }
  .ind-hero-title {
    font-size: 2.5rem;
  }
}

/* ============================================
   LPG PRODUCTS LAYOUT
   ============================================ */
.lpg-products-layout {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}

.lpg-sidebar {
  width: 280px;
  flex-shrink: 0;
  background: var(--color-bg-card);
  border: 1px solid var(--color-gray-200);
  border-radius: 16px;
  padding: 24px;
  position: sticky;
  top: 100px;
  box-shadow: var(--shadow-sm);
}

.lpg-sidebar-header {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-gray-200);
}

.lpg-sidebar-list {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lpg-sidebar-item {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
}

.lpg-sidebar-item:hover {
  background: var(--color-gray-100);
  color: var(--color-text);
}

.lpg-sidebar-item.active {
  background: var(--color-green);
  color: var(--color-white);
}

.lpg-sidebar-count {
  font-size: 0.75rem;
  background: var(--color-gray-200);
  padding: 2px 8px;
  border-radius: 12px;
  color: var(--color-text-muted);
}

.lpg-sidebar-item.active .lpg-sidebar-count {
  background: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.lpg-grid-area {
  flex: 1;
}

.lpg-grid-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-gray-200);
}

.lpg-grid-label {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
}

.lpg-grid-count {
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.lpg-products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.lpg-product-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-gray-200);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.lpg-product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  border-color: var(--color-green);
}

.lpg-card-img-wrap {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: #fff;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--color-gray-100);
}

.lpg-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.5s ease, opacity 0.4s ease;
  opacity: 0;
  position: relative;
  z-index: 1;
}

.lpg-card-img-wrap img.img-loaded {
  opacity: 1;
}

.img-skeleton {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.4s infinite;
  border-radius: 4px;
  z-index: 0;
}

@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.lpg-product-card:hover .lpg-card-img-wrap img {
  transform: scale(1.05);
}

.lpg-card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 2;
}

.lpg-product-card:hover .lpg-card-overlay {
  opacity: 1;
}

.lpg-card-detail-btn {
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  color: #fff;
  padding: 8px 16px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transform: translateY(10px);
  transition: all 0.3s ease;
}

.lpg-product-card:hover .lpg-card-detail-btn {
  transform: translateY(0);
}

.lpg-card-detail-btn:hover {
  background: var(--color-green);
  border-color: var(--color-green);
}

.lpg-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.lpg-card-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--color-text);
  line-height: 1.4;
}

.lpg-card-specs {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  flex: 1;
}

.lpg-card-specs li {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 6px;
  padding-left: 16px;
  position: relative;
}

.lpg-card-specs li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-green);
}

.lpg-card-actions {
  display: flex;
  gap: 12px;
}

@media (max-width: 1024px) {
  .lpg-products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .lpg-products-layout {
    flex-direction: column;
  }
  .lpg-sidebar {
    width: 100%;
    position: static;
    margin-bottom: 24px;
  }
  .lpg-products-grid {
    grid-template-columns: 1fr;
  }
}