/* ==========================================================================
   HANSHENG DRYING LATIN AMERICA - Stylesheet
   ========================================================================== */

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

/* --- CUSTOM VARIABLES --- */
:root {
  /* Colors */
  --primary-rgb: 216, 75, 22;      /* #d84b16 (Vermilion Orange-Red from Logo) */
  --primary: rgb(var(--primary-rgb));
  --primary-light: rgba(var(--primary-rgb), 0.1);
  --primary-medium: rgba(var(--primary-rgb), 0.6);
  --primary-dark: #b83200;
  
  --secondary-rgb: 15, 23, 42;    /* #0f172a (Deep Slate Blue) */
  --secondary: rgb(var(--secondary-rgb));
  --secondary-light: #1e293b;
  --secondary-accent: #334155;
  
  --accent: #f59e0b;               /* Industrial Amber/Gold */
  
  --white: #ffffff;
  --bg-light: #f8fafc;             /* Premium Light Slate */
  --bg-card: #ffffff;
  --border-color: #e2e8f0;
  
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-light: #94a3b8;
  
  /* Fonts */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Styling Tokens */
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-primary: 0 10px 20px -3px rgba(216, 75, 22, 0.25);
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-light);
}
::-webkit-scrollbar-thumb {
  background: var(--text-light);
  border-radius: 5px;
  border: 2px solid var(--bg-light);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary-medium);
}

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--secondary);
}

p {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-muted);
}

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

ul {
  list-style: none;
}

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

/* --- REUSABLE UTILITIES & LAYOUTS --- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 8rem 0;
  position: relative;
}

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

.section-dark h2 {
  color: var(--white);
}

.section-dark p {
  color: var(--text-light);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 5rem auto;
}

.section-badge {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  background-color: var(--primary-light);
  color: var(--primary);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  border: 1px solid rgba(var(--primary-rgb), 0.15);
}

.section-dark .section-badge {
  background-color: rgba(var(--primary-rgb), 0.25);
  color: #ff8552;
  border-color: rgba(var(--primary-rgb), 0.4);
}

.section-title {
  font-size: 2.75rem;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
}

/* Highlighted Text */
.accent-text {
  color: var(--primary);
  position: relative;
  display: inline-block;
}

/* Scroll Animation Hooks */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }

/* --- PREMIUM BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-smooth);
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -5px rgba(216, 75, 22, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

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

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

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

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

.btn-icon {
  margin-left: 0.5rem;
  transition: transform 0.3s ease;
}

.btn:hover .btn-icon {
  transform: translateX(4px);
}

/* --- HEADER / NAVIGATION --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition-smooth);
  border-bottom: 1px solid transparent;
}

.header-scrolled {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 0.75rem 0;
}

.header-scrolled .nav-link {
  color: var(--text-main);
}

.header-scrolled .logo-text {
  color: var(--secondary);
}

/* Layout */
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  transition: var(--transition-smooth);
}

.header-scrolled .nav-container {
  padding: 0.5rem 0;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  border-radius: 4px;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  line-height: 1.1;
  color: var(--white);
  letter-spacing: -0.03em;
  transition: var(--transition-smooth);
}

.logo-text span {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-top: 1px;
}

/* Menu Links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: var(--transition-fast);
}

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

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

/* Language and CTA Control Box */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Language Selector */
.lang-selector {
  display: flex;
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.25rem;
  border-radius: 30px;
  position: relative;
}

.header-scrolled .lang-selector {
  background-color: #f1f5f9;
  border-color: #cbd5e1;
}

.lang-btn {
  background: none;
  border: none;
  padding: 0.4rem 0.875rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white);
  cursor: pointer;
  border-radius: 20px;
  transition: var(--transition-fast);
}

.header-scrolled .lang-btn {
  color: var(--text-muted);
}

.lang-btn.active {
  background-color: var(--primary);
  color: var(--white) !important;
  box-shadow: 0 4px 10px rgba(216, 75, 22, 0.2);
}

/* Responsive Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1010;
}

.hamburger span {
  width: 100%;
  height: 3px;
  background-color: var(--white);
  border-radius: 10px;
  transition: var(--transition-fast);
}

.header-scrolled .hamburger span {
  background-color: var(--secondary);
}

/* --- HERO SECTION --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--secondary);
  background-image: 
    radial-gradient(circle at 80% 20%, rgba(216, 75, 22, 0.15) 0%, transparent 45%),
    radial-gradient(circle at 10% 80%, rgba(51, 65, 85, 0.5) 0%, transparent 50%),
    linear-gradient(rgba(15, 23, 42, 0.92), rgba(15, 23, 42, 0.95));
  position: relative;
  padding-top: 8rem;
  padding-bottom: 6rem;
  overflow: hidden;
}

/* Grid background helper overlay */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
  z-index: 10;
}

/* Hero Content */
.hero-content {
  max-width: 650px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(216, 75, 22, 0.15);
  border: 1px solid rgba(216, 75, 22, 0.3);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  color: #ff9d75;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2rem;
}

.hero-tag-dot {
  width: 8px;
  height: 8px;
  background-color: var(--primary);
  border-radius: 50%;
  display: inline-block;
  animation: pulse-dot 1.5s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.85); box-shadow: 0 0 0 0 rgba(216, 75, 22, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(216, 75, 22, 0); }
  100% { transform: scale(0.85); box-shadow: 0 0 0 0 rgba(216, 75, 22, 0); }
}

.hero-title {
  font-size: 4rem;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.hero-desc {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 3rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* Hero Image/Visual Box */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 480px;
  height: 480px;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background-color: rgba(255, 255, 255, 0.03);
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.hero-image-wrapper:hover .hero-img {
  transform: scale(1.05);
}

/* Glass Floating Card */
.glass-card {
  position: absolute;
  bottom: 2rem;
  left: -2rem;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-md);
  padding: 1.5rem;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-lg);
  z-index: 20;
  animation: float-card 6s ease-in-out infinite;
}

@keyframes float-card {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.glass-icon-box {
  width: 48px;
  height: 48px;
  background-color: var(--primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--white);
}

.glass-info h4 {
  color: var(--white);
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
}

.glass-info p {
  color: var(--text-light);
  font-size: 0.85rem;
}

/* --- STATS SECTION --- */
.stats-bar {
  background-color: var(--white);
  padding: 3rem 0;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  z-index: 30;
  margin-top: -3rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item {
  border-right: 1px solid var(--border-color);
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- ABOUT SECTION --- */
.about {
  background-color: var(--bg-light);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-image-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

.about-img-box {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 4px solid var(--white);
}

.about-img-box-1 {
  grid-column: 1 / 9;
  grid-row: 1;
  height: 380px;
}

.about-img-box-2 {
  grid-column: 7 / 13;
  grid-row: 1;
  margin-top: 6rem;
  height: 280px;
  z-index: 10;
}

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

.about-img-box:hover img {
  transform: scale(1.05);
}

/* Experience Badge */
.about-experience-card {
  position: absolute;
  top: 15rem;
  left: 2rem;
  background-color: var(--secondary);
  color: var(--white);
  padding: 1.5rem;
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-lg);
  z-index: 20;
}

.exp-number {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary);
}

.exp-text {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  line-height: 1.3;
}

/* About Text Contents */
.about-text h3 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.about-desc {
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
  margin-bottom: 2.5rem;
}

.about-feature-item {
  display: flex;
  gap: 0.75rem;
}

.about-feature-icon {
  color: var(--primary);
  flex-shrink: 0;
  font-size: 1.25rem;
  margin-top: 2px;
}

.about-feature-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--secondary);
}

/* --- PRODUCT GRID / EQUIPMENT --- */
.products {
  background-color: var(--white);
}

/* Filter Controls */
.filter-container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 4rem;
}

.filter-btn {
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: 30px;
  transition: var(--transition-smooth);
}

.filter-btn:hover {
  background-color: var(--white);
  color: var(--primary);
  border-color: var(--primary-medium);
  transform: translateY(-1px);
}

.filter-btn.active {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(216, 75, 22, 0.25);
}

/* Grid Layout */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2.5rem;
}

/* Card Styling */
.product-card {
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  opacity: 1;
  transform: scale(1);
}

.product-card.hidden {
  display: none !important;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(var(--primary-rgb), 0.25);
}

.product-img-wrapper {
  position: relative;
  height: 260px;
  overflow: hidden;
  background-color: var(--bg-light);
}

.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

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

/* Image overlay tag */
.product-category-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background-color: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--white);
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 4px;
  letter-spacing: 0.05em;
  border: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 10;
}

.product-card:hover .product-category-badge {
  background-color: var(--primary);
}

.product-info {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-title {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  font-weight: 700;
  transition: var(--transition-fast);
}

.product-card:hover .product-title {
  color: var(--primary);
}

.product-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.5;
  flex-grow: 1;
}

.product-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 1.25rem;
}

.product-detail-trigger {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
}

.product-detail-trigger:hover {
  color: var(--primary-dark);
}

.product-detail-trigger svg {
  transition: transform 0.2s ease;
}

.product-detail-trigger:hover svg {
  transform: translateX(3px);
}

/* --- APPLICATIONS SECTION --- */
.applications {
  background-color: var(--bg-light);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.app-card {
  background-color: var(--white);
  padding: 2.5rem 2rem;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.app-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background-color: var(--primary);
  transition: var(--transition-smooth);
}

.app-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(var(--primary-rgb), 0.15);
}

.app-card:hover::before {
  height: 100%;
}

.app-icon-wrapper {
  width: 56px;
  height: 56px;
  background-color: var(--bg-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  transition: var(--transition-smooth);
}

.app-card:hover .app-icon-wrapper {
  background-color: var(--primary);
  color: var(--white);
  transform: scale(1.05);
}

.app-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.app-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* --- GLOBAL FOOTPRINT / FACTORY --- */
.footprint {
  background-color: var(--secondary);
  overflow: hidden;
}

.footprint::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 40%;
  height: 100%;
  background: radial-gradient(circle at 60% 50%, rgba(216, 75, 22, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

.footprint-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 5rem;
  align-items: center;
}

.footprint-text h3 {
  color: var(--white);
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.footprint-desc {
  color: var(--text-light);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.footprint-points {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.footprint-point-item {
  display: flex;
  gap: 1rem;
}

.footprint-point-dot {
  width: 12px;
  height: 12px;
  background-color: var(--primary);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 8px;
  box-shadow: 0 0 10px var(--primary);
}

.footprint-point-title {
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.25rem;
  font-size: 1.05rem;
}

.footprint-point-desc {
  font-size: 0.9rem;
  color: var(--text-light);
}

/* Footprint Visual / Map */
.footprint-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.map-container {
  width: 100%;
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background-color: rgba(255, 255, 255, 0.02);
  padding: 2rem;
  position: relative;
}

.world-map-svg {
  width: 100%;
  height: auto;
  fill: rgba(255, 255, 255, 0.08);
}

/* Map Pulse Points */
.map-pulse {
  position: absolute;
  width: 14px;
  height: 14px;
  background-color: var(--primary);
  border-radius: 50%;
  cursor: pointer;
}

.map-pulse::after {
  content: '';
  position: absolute;
  top: -6px;
  left: -6px;
  width: 26px;
  height: 26px;
  border: 2px solid var(--primary);
  border-radius: 50%;
  animation: map-pulse-anim 1.8s infinite ease-out;
}

@keyframes map-pulse-anim {
  0% { transform: scale(0.5); opacity: 1; }
  100% { transform: scale(1.8); opacity: 0; }
}

.pulse-china {
  top: 48%;
  left: 75%;
}

.pulse-brazil {
  top: 72%;
  left: 36%;
}

.pulse-china::before {
  content: "HQ - Changzhou";
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--secondary);
  color: var(--white);
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.pulse-brazil::before {
  content: "LATAM - Brasil";
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--primary);
  color: var(--white);
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

/* --- CONTACT & QUOTE SECTION --- */
.contact {
  background-color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 5rem;
}

/* Direct Contact Info */
.contact-info-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-card-title {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.contact-card-desc {
  font-size: 1.05rem;
  margin-bottom: 3rem;
  color: var(--text-muted);
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-detail-item {
  display: flex;
  gap: 1.25rem;
}

.contact-detail-icon-box {
  width: 50px;
  height: 50px;
  background-color: var(--primary-light);
  color: var(--primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  border: 1px solid rgba(var(--primary-rgb), 0.1);
}

.contact-detail-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-light);
  margin-bottom: 0.25rem;
}

.contact-detail-val {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--secondary);
}

.contact-detail-val a:hover {
  color: var(--primary);
}

/* Form Styling */
.contact-form-panel {
  background-color: var(--bg-light);
  padding: 3.5rem;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
  position: relative;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  background-color: var(--white);
  border: 1px solid var(--border-color);
  padding: 0.875rem 1.25rem;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-main);
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(216, 75, 22, 0.15);
}

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

/* --- FOOTER --- */
.footer {
  background-color: var(--secondary);
  color: var(--white);
  padding: 5rem 0 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-logo-box {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  line-height: 1.1;
  color: var(--white);
  letter-spacing: -0.03em;
}

.footer-logo-text span {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-top: 1px;
}

.footer-desc {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.75rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--primary);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.footer-links a {
  color: var(--text-light);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--primary);
  transform: translateX(3px);
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-contact-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  color: var(--text-light);
  font-size: 0.9rem;
}

.footer-contact-item svg {
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-light);
}

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

.footer-legal-links a {
  font-size: 0.85rem;
  color: var(--text-light);
}

.footer-legal-links a:hover {
  color: var(--primary);
}

/* --- LIGHTBOX MODAL --- */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.modal.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background-color: var(--white);
  width: 100%;
  max-width: 960px;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: scale(0.9);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  max-height: 90vh;
}

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

.modal-close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  background-color: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  transform: rotate(90deg);
}

.modal-img-wrapper {
  background-color: var(--bg-light);
  position: relative;
  height: 100%;
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-info-panel {
  padding: 3rem;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.modal-badge {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  background-color: var(--primary-light);
  color: var(--primary);
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  align-self: flex-start;
}

.modal-title {
  font-size: 2rem;
  margin-bottom: 1rem;
  font-weight: 800;
}

.modal-desc {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.modal-specs-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
}

.modal-specs-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.modal-spec-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  border-bottom: 1px dotted var(--border-color);
  padding-bottom: 0.35rem;
}

.modal-spec-label {
  font-weight: 600;
  color: var(--secondary);
}

.modal-spec-value {
  color: var(--text-muted);
}

/* --- WHATSAPP FLOATING FLOATER --- */
.whatsapp-floater {
  position: fixed;
  bottom: 2.5rem;
  right: 2.5rem;
  width: 60px;
  height: 60px;
  background-color: #25D366;
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 999;
  cursor: pointer;
  transition: var(--transition-smooth);
  animation: bounce-floater 3s infinite;
}

.whatsapp-floater:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
  background-color: #20ba59;
}

@keyframes bounce-floater {
  0%, 100%, 20%, 50%, 80% { transform: translateY(0); }
  40% { transform: translateY(-12px); }
  60% { transform: translateY(-6px); }
}

/* WhatsApp Message Alert Tooltip */
.whatsapp-tooltip {
  position: absolute;
  right: 75px;
  background-color: var(--secondary);
  color: var(--white);
  padding: 0.75rem 1.25rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255,255,255,0.1);
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: var(--transition-smooth);
}

.whatsapp-floater:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* --- TOAST NOTIFICATIONS --- */
.toast-container {
  position: fixed;
  top: 2rem;
  right: 2rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.toast {
  background-color: var(--secondary);
  color: var(--white);
  padding: 1rem 1.75rem;
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  font-size: 0.95rem;
  transform: translateX(120%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.show {
  transform: translateX(0);
}

.toast-success {
  border-left-color: #25D366;
}

/* --- RESPONSIVE MEDIA QUERIES --- */

/* Desktop & Laptop Breakpoint */
@media (max-width: 1200px) {
  .hero-title {
    font-size: 3.5rem;
  }
  .about-grid, .footprint-grid, .contact-grid {
    gap: 3rem;
  }
}

/* Tablet Landscape Breakpoint */
@media (max-width: 1024px) {
  html {
    font-size: 15px;
  }
  
  .container {
    padding: 0 1.5rem;
  }
  
  .section {
    padding: 6rem 0;
  }
  
  .hero .container {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  
  .hero-content {
    max-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-visual {
    margin-top: 2rem;
  }
  
  .stats-bar {
    margin-top: 0;
    box-shadow: none;
    border-radius: 0;
    border-top: 1px solid var(--border-color);
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }
  
  .stat-item:nth-child(2) {
    border-right: none;
  }
  
  .about-grid, .footprint-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  
  .about-visual, .footprint-visual {
    order: 2;
  }
  
  .about-text, .footprint-text {
    order: 1;
  }
  
  .about-img-box-1 {
    height: 300px;
  }
  
  .about-img-box-2 {
    height: 220px;
    margin-top: 4rem;
  }
  
  .apps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }
}

/* Mobile Breakpoint */
@media (max-width: 768px) {
  /* Navigation Hamburger Toggle */
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--secondary);
    flex-direction: column;
    align-items: flex-start;
    padding: 8rem 2.5rem 3rem 2.5rem;
    gap: 2rem;
    box-shadow: var(--shadow-lg);
    transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1005;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-link {
    font-size: 1.15rem;
    width: 100%;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 0.75rem;
  }
  
  .nav-actions {
    margin-left: auto;
    margin-right: 1.5rem;
    gap: 1rem;
  }
  
  .nav-actions .btn {
    display: none; /* Hide header CTA button on mobile */
  }
  
  /* Hero typography adjustments */
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-image-wrapper {
    height: 320px;
    max-width: 320px;
  }
  
  .glass-card {
    left: 50%;
    transform: translateX(-50%) !important;
    bottom: -1rem;
    animation: none;
    width: calc(100% - 2rem);
    max-width: 300px;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .stat-item {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
  }
  
  .stat-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }
  
  .about-features {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .apps-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-form-panel {
    padding: 2rem 1.5rem;
  }
  
  .form-group-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
  
  .whatsapp-floater {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 50px;
    height: 50px;
    font-size: 1.75rem;
  }
  
  .modal {
    padding: 1rem;
  }
  
  .modal-content {
    grid-template-columns: 1fr;
    max-height: 95vh;
  }
  
  .modal-img-wrapper {
    height: 220px;
    min-height: 220px;
  }
  
  .modal-info-panel {
    padding: 1.75rem;
  }
  
  .modal-title {
    font-size: 1.5rem;
  }
}