/* ==========================================================================
   ADISURYA INTERNATIONAL PVT. LTD. - PREMIUM STYLESHEET
   ========================================================================== */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap');

/* --- Root Variables --- */
:root {
  /* Color Palette */
  --color-primary: #0F6B73;       /* Deep Teal */
  --color-secondary: #14213D;     /* Dark Navy */
  --color-accent: #C59B2D;        /* Luxury Gold */
  --color-accent-hover: #A47F20;  /* Darker Gold */
  --color-bg: #FFFFFF;            /* Background */
  --color-bg-light: #F8FAFB;      /* Light Section Background */
  --color-text: #222222;          /* Body Text */
  --color-text-muted: #555555;    /* Muted Text */
  --color-border: #E5E9EB;        /* Light Border */
  --color-glass-bg: rgba(255, 255, 255, 0.7);
  --color-glass-border: rgba(255, 255, 255, 0.4);

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(20, 33, 61, 0.04);
  --shadow-md: 0 8px 24px rgba(20, 33, 61, 0.06);
  --shadow-lg: 0 16px 48px rgba(20, 33, 61, 0.08);

  /* Layout */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --max-width: 1280px;
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-secondary);
  font-weight: 600;
  line-height: 1.25;
}

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

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

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

ul {
  list-style: none;
}

/* --- Preloader --- */
#preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-secondary);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.6s;
}

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

.preloader-logo {
  width: 120px;
  height: auto;
  margin-bottom: 24px;
  opacity: 0;
  transform: translateY(20px);
  animation: preloaderFadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.preloader-spinner {
  width: 48px;
  height: 48px;
  border: 2px solid rgba(197, 155, 45, 0.15);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes preloaderFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Shared Layout & Layout Utilities --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 5rem 0;
  position: relative;
}

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

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem auto;
}

.section-header .subtitle {
  font-family: var(--font-body);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 1rem;
  display: block;
}

.section-header h2 {
  font-size: 2.75rem;
  margin-bottom: 1.5rem;
  position: relative;
}

.section-header p {
  font-size: 1.1rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background-color: var(--color-accent);
  color: #FFFFFF;
  border: 1px solid var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(197, 155, 45, 0.2);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(15, 107, 115, 0.15);
}

.btn-white {
  background-color: #FFFFFF;
  color: var(--color-secondary);
  border: 1px solid #FFFFFF;
}

.btn-white:hover {
  background-color: var(--color-bg-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

/* --- 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(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 90px;
  transition: var(--transition-smooth);
}

.header.scrolled .nav-container {
  height: 75px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  height: 48px;
  width: auto;
  border-radius: 50%;
  transition: var(--transition-smooth);
}

.header.scrolled .logo-img {
  height: 40px;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: -0.01em;
  transition: var(--transition-smooth);
}

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

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

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  position: relative;
  padding: 0.5rem 0;
  transition: var(--transition-smooth);
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-link:hover, .nav-link.active {
  opacity: 1;
  color: var(--color-accent);
}

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

.nav-link:hover::after, .nav-link.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cta {
  margin-left: 1rem;
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.mobile-nav-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  background-color: #FFFFFF;
  margin-bottom: 5px;
  transition: var(--transition-smooth);
}

.header.scrolled .mobile-nav-toggle span,
.mobile-nav-toggle.active span {
  background-color: var(--color-secondary);
}

.mobile-nav-toggle span:last-child {
  margin-bottom: 0;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 120px;
  padding-bottom: 80px;
  background-color: var(--color-secondary);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero-bg::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(20, 33, 61, 0.9) 0%, rgba(20, 33, 61, 0.5) 100%);
  z-index: 2;
}

.hero .container {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  color: #FFFFFF;
}

.hero-tagline {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 1.5rem;
  display: block;
}

.hero-content h1 {
  color: #FFFFFF;
  font-size: 4.25rem;
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 2rem;
}

.hero-content p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.2rem;
  margin-bottom: 3rem;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
}

/* Floating Statistics Card */
.hero-stats-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 3rem 2.5rem;
  color: #FFFFFF;
  box-shadow: var(--shadow-lg);
  transform: translateY(0);
  animation: floatCard 6s ease-in-out infinite;
}

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

.hero-stats-card h3 {
  color: #FFFFFF;
  font-size: 1.5rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 1rem;
}

.hero-stat-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.hero-stat-item:last-child {
  margin-bottom: 0;
}

.hero-stat-icon {
  width: 48px;
  height: 48px;
  background: rgba(197, 155, 45, 0.15);
  border: 1px solid rgba(197, 155, 45, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.hero-stat-icon svg {
  width: 20px;
  height: 20px;
}

.hero-stat-info h4 {
  color: #FFFFFF;
  font-size: 1.1rem;
  font-weight: 600;
  font-family: var(--font-body);
}

.hero-stat-info p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.85rem;
  margin-top: 0.15rem;
}

/* --- About Company --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.about-image-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-image-wrapper img {
  width: 100%;
  height: 550px;
  object-fit: cover;
  transition: var(--transition-smooth);
}

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

.about-image-badge {
  position: absolute;
  bottom: 2.5rem;
  right: 2.5rem;
  background-color: var(--color-secondary);
  color: #FFFFFF;
  padding: 1.5rem 2rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--color-accent);
}

.about-image-badge .number {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
}

.about-image-badge .label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0.25rem;
}

.about-content h2 {
  font-size: 2.75rem;
  margin-bottom: 2rem;
}

.about-content p {
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
}

.about-content p:last-child {
  margin-bottom: 0;
}

/* --- Mission & Vision --- */
.mission-vision {
  background-color: var(--color-bg-light);
  padding: 8rem 0;
}

.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.mv-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 4rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.mv-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(15, 107, 115, 0.2);
}

.mv-icon {
  width: 64px;
  height: 64px;
  background-color: rgba(15, 107, 115, 0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.mv-icon svg {
  width: 28px;
  height: 28px;
}

.mv-info h3 {
  font-size: 2rem;
  margin-bottom: 1.25rem;
}

.mv-info p {
  font-size: 1.1rem;
  line-height: 1.7;
}

/* --- Products Section --- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.product-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(15, 107, 115, 0.2);
}

.product-img-wrapper {
  position: relative;
  overflow: hidden;
  height: 260px;
}

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

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

.product-badge {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  background-color: var(--color-secondary);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 1rem;
  border-radius: 50px;
  letter-spacing: 0.05em;
  z-index: 5;
}

.product-info {
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-info h3 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
  transition: var(--transition-fast);
}

.product-card:hover .product-info h3 {
  color: var(--color-primary);
}

.product-info p {
  font-size: 0.95rem;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.product-action {
  display: flex;
  justify-content: flex-start;
}

.btn-inquire {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: var(--transition-fast);
}

.btn-inquire svg {
  width: 16px;
  height: 16px;
  transition: var(--transition-fast);
}

.btn-inquire:hover {
  color: var(--color-accent-hover);
}

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

/* --- Why Choose Us --- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.why-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 3rem 2.25rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.why-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(197, 155, 45, 0.2);
}

.why-icon {
  width: 56px;
  height: 56px;
  background-color: rgba(197, 155, 45, 0.08);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
}

.why-icon svg {
  width: 24px;
  height: 24px;
}

.why-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.why-card p {
  font-size: 0.925rem;
  line-height: 1.6;
}

/* --- Export Process Timeline --- */
.timeline-outer {
  position: relative;
  padding: 3rem 0;
  margin-top: 1rem;
}

.timeline-line, .timeline-progress {
  display: none;
}

.timeline-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.5rem;
  position: relative;
  z-index: 3;
}

.timeline-step {
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.timeline-step.active {
  opacity: 1;
  transform: translateY(0);
}

.timeline-node {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
  color: var(--color-secondary);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  position: relative;
  z-index: 3;
}

.timeline-step.completed .timeline-node {
  border-color: var(--color-primary);
  background-color: var(--color-primary);
  color: #FFFFFF;
}

.timeline-node svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  transition: var(--transition-smooth);
}

.timeline-step:hover .timeline-node {
  border-color: var(--color-primary);
  transform: scale(1.08);
}

.timeline-info h4 {
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
  font-family: var(--font-body);
}

.timeline-info p {
  font-size: 0.8rem;
  padding: 0 0.5rem;
}

/* --- Global Trade Section --- */
.trade-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
  margin-top: 4rem;
}

.stat-box {
  border-left: 2px solid var(--color-accent);
  padding-left: 1.75rem;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-secondary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

/* --- Gallery Section --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* --- Certifications Section --- */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.cert-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 3rem 2.25rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.cert-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(197, 155, 45, 0.2);
}

.cert-icon {
  width: 56px;
  height: 56px;
  background-color: rgba(197, 155, 45, 0.08);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  transition: var(--transition-smooth);
}

.cert-card:hover .cert-icon {
  background-color: var(--color-accent);
  color: #FFFFFF;
  transform: scale(1.05);
}

.cert-icon svg {
  width: 24px;
  height: 24px;
}

.cert-info {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.cert-info h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--color-secondary);
}

.cert-info p {
  font-size: 0.925rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  background-color: var(--color-secondary);
}

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

.gallery-item:hover img {
  transform: scale(1.08);
  opacity: 0.75;
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(20, 33, 61, 0.8) 0%, rgba(20, 33, 61, 0) 60%);
  display: flex;
  align-items: flex-end;
  padding: 1.75rem;
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 5;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-desc {
  color: #FFFFFF;
}

.gallery-desc .category {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 0.25rem;
  display: block;
}

.gallery-desc h4 {
  color: #FFFFFF;
  font-size: 1.15rem;
  font-family: var(--font-body);
  font-weight: 500;
}

/* --- Lightbox Modal --- */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(20, 33, 61, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1100;
  display: none;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.lightbox.active {
  display: flex;
  opacity: 1;
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 85%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  object-fit: contain;
  transform: scale(0.95);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.lightbox.active .lightbox-img {
  transform: scale(1);
}

.lightbox-caption {
  color: #FFFFFF;
  margin-top: 1.5rem;
  font-size: 1.1rem;
  text-align: center;
  font-family: var(--font-heading);
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: #FFFFFF;
  font-size: 2rem;
  cursor: pointer;
  opacity: 0.75;
  transition: opacity 0.2s ease;
}

.lightbox-close:hover {
  opacity: 1;
}

.lightbox-prev, .lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  width: 54px;
  height: 54px;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
  z-index: 1110;
}

.lightbox-prev { left: -80px; }
.lightbox-next { right: -80px; }

.lightbox-prev:hover, .lightbox-next:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.lightbox-prev svg, .lightbox-next svg {
  width: 24px;
  height: 24px;
}

/* --- Contact Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
}

.contact-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 4rem;
  box-shadow: var(--shadow-md);
}

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

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

.contact-form label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-secondary);
  letter-spacing: 0.02em;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.875rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  background-color: var(--color-bg-light);
  transition: var(--transition-fast);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(15, 107, 115, 0.08);
}

.contact-form textarea {
  height: 150px;
  resize: vertical;
}

.form-error {
  font-size: 0.75rem;
  color: #D9383A;
  margin-top: 0.35rem;
  display: none;
}

.contact-info-col {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

.contact-info-block h3 {
  font-size: 1.75rem;
  margin-bottom: 2rem;
}

.info-item {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.info-item:last-child {
  margin-bottom: 0;
}

.info-icon {
  width: 44px;
  height: 44px;
  background-color: rgba(15, 107, 115, 0.06);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.info-icon svg {
  width: 18px;
  height: 18px;
}

.info-text h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: 0.25rem;
}

.info-text p {
  font-size: 1.05rem;
  color: var(--color-secondary);
}

/* Styled Map Mockup */
.map-mockup {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  height: 280px;
  position: relative;
  background-color: #EBF1F5;
}

.map-mockup iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(0.6) contrast(1.1) invert(0.05);
}

/* --- Footer --- */
.footer {
  background-color: var(--color-secondary);
  color: #FFFFFF;
  padding: 6rem 0 3rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 5rem;
  margin-bottom: 4rem;
}

.footer-brand .logo-img {
  background-color: #FFFFFF;
  padding: 2px;
}

.footer-brand .logo-text {
  color: #FFFFFF;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.95rem;
  margin-top: 1.5rem;
  line-height: 1.7;
}

.footer-col h3 {
  color: #FFFFFF;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.75rem;
  font-family: var(--font-body);
  font-weight: 600;
}

.footer-links li {
  margin-bottom: 0.85rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  transition: var(--transition-fast);
}

.social-link:hover {
  background-color: var(--color-accent);
  color: #FFFFFF;
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.social-link svg {
  width: 16px;
  height: 16px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 2rem;
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
}

.footer-bottom-links a:hover {
  color: var(--color-accent);
}

/* --- Floating Widgets --- */
/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: var(--color-secondary);
  color: #FFFFFF;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
  z-index: 99;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--color-accent);
  transform: translateY(-3px);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* Floating WhatsApp Button */
.whatsapp-widget {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: #25D366;
  color: #FFFFFF;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 99;
  transition: var(--transition-smooth);
}

.whatsapp-widget:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 6px 22px rgba(37, 211, 102, 0.5);
  background-color: #20BA56;
}

.whatsapp-widget svg {
  width: 28px;
  height: 28px;
  fill: #FFFFFF;
}

/* Toast Success Notification */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-secondary);
  border-left: 4px solid var(--color-accent);
  color: #FFFFFF;
  padding: 1rem 2rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  font-size: 0.95rem;
  font-family: var(--font-body);
  z-index: 1200;
  opacity: 0;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

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

.toast svg {
  color: var(--color-accent);
  width: 18px;
  height: 18px;
}

/* --- Scroll Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(35px);
  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);
}

/* --- Responsive Media Queries --- */

/* Desktop & Laptop Breakpoint adjustments */
@media (max-width: 1200px) {
  h1 { font-size: 3.5rem; }
  .about-grid, .contact-grid { gap: 4rem; }
  .hero .container { gap: 2rem; }
}

/* Tablet Landscape and Smaller */
@media (max-width: 991px) {
  html { font-size: 15px; }
  .section { padding: 4rem 0; }
  
  .hero .container {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  
  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .hero-content p {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-stats-card {
    max-width: 500px;
    margin: 0 auto;
    width: 100%;
    padding: 2.5rem 2rem;
  }
  
  .about-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  
  .trade-stats {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 3rem;
  }

  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  
  .about-image-wrapper img {
    height: 400px;
  }
  
  .mv-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .mv-card {
    padding: 3rem;
  }
  
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .timeline-line, .timeline-progress {
    display: none;
  }
  
  .timeline-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .timeline-step {
    opacity: 1;
    transform: none;
    display: flex;
    text-align: left;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background-color: var(--color-bg-light);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
  }
  
  .timeline-node {
    margin: 0;
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background-color: #FFFFFF;
    border: 2px solid var(--color-border);
    color: var(--color-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .timeline-node svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
  }
  
  .timeline-step.completed .timeline-node {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #FFFFFF;
  }
  
  .timeline-info p {
    padding: 0;
  }
  

  
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

/* Mobile Devices */
@media (max-width: 768px) {
  .container { padding: 0 1.5rem; }
  .section { padding: 3.5rem 0; }
  
  .hero-content h1 {
    font-size: 2.75rem;
  }
  
  .mobile-nav-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background-color: #FFFFFF;
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 100px 2.5rem 3rem 2.5rem;
    gap: 1.75rem;
    z-index: 1000;
    transition: right 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-link {
    font-size: 1.1rem;
    width: 100%;
    border-bottom: 1px solid var(--color-border);
    padding: 0.75rem 0;
    color: var(--color-secondary) !important;
  }
  
  .nav-link:hover, .nav-link.active {
    color: var(--color-primary) !important;
  }
  
  .nav-link::after {
    display: none;
  }
  
  .nav-cta {
    margin-left: 0;
    margin-top: 1.5rem;
    width: 100%;
  }
  
  .nav-cta .btn {
    width: 100%;
  }
  
  /* Hamburguer animation state */
  .mobile-nav-toggle.active span:first-child {
    transform: translateY(7px) rotate(45deg);
  }
  
  .mobile-nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .mobile-nav-toggle.active span:last-child {
    transform: translateY(-7px) rotate(-45deg);
  }
  
  .products-grid, .why-grid, .gallery-grid, .trade-stats, .cert-grid {
    grid-template-columns: 1fr;
  }
  
  .trade-stats {
    gap: 1.5rem;
  }
  
  .contact-form .form-group-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  
  .contact-card {
    padding: 2.5rem 1.5rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
  
  .footer-bottom-links {
    justify-content: center;
  }
  
  .lightbox-prev, .lightbox-next {
    display: none !important;
  }
}