/* ==========================================================================
   VIAN SB ENTERPRISES - Main Design System (White Premium Corporate Light Theme)
   Global Chemical Sourcing | Market Intelligence | Strategic Advisory
   ========================================================================== */

@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');

:root {
  /* Light Premium Palette */
  --bg-dark: #FFFFFF;
  --bg-body: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F1F5F9;
  --bg-glass: rgba(255, 255, 255, 0.94);
  
  --primary: #C81E3D;          /* Crimson matching official logo petals */
  --primary-glow: rgba(200, 30, 61, 0.15);
  --secondary: #0284C7;        /* Professional Deep Blue */
  --accent-gold: #D97706;       /* Amber Gold */
  --accent-blue: #2563EB;
  
  --text-main: #0F172A;        /* Slate Navy */
  --text-muted: #475569;       /* Slate Muted */
  --text-dark: #0F172A;

  --border-light: rgba(15, 23, 42, 0.08);
  --border-glow: rgba(200, 30, 61, 0.25);

  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.04);
  --shadow-glow: 0 10px 30px rgba(200, 30, 61, 0.12);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Hide Google Translate native top bar */
.goog-te-banner-frame, #goog-gt-tt, .goog-te-balloon-frame {
  display: none !important;
}

body {
  top: 0px !important;
}

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

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

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

/* Typography Utility */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-main);
  line-height: 1.25;
}

.text-gradient {
  background: linear-gradient(135deg, #0F172A 0%, var(--primary) 60%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gold {
  color: var(--accent-gold);
}

.text-teal {
  color: var(--primary);
}

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

/* Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Navigation Bar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  transition: var(--transition);
}

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

.logo-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.logo-img {
  width: 62px;
  height: 62px;
  object-fit: contain;
  border-radius: 50%;
  background: #FFFFFF;
  padding: 3px;
  border: 2.5 solid rgba(200, 30, 61, 0.6);
  box-shadow: 0 4px 16px rgba(200, 30, 61, 0.25);
  transition: var(--transition);
}

.logo-brand:hover .logo-img {
  transform: scale(1.06) rotate(4deg);
  box-shadow: 0 6px 22px rgba(200, 30, 61, 0.4);
}

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

.logo-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: 0.5px;
  color: #0F172A;
}

.logo-subtitle {
  font-size: 0.72rem;
  color: var(--primary);
  letter-spacing: 2px;
  text-transform: uppercase;
  font-weight: 700;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.2rem;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  position: relative;
  padding: 6px 0;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #991B1E);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(200, 30, 61, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(200, 30, 61, 0.45);
  color: #FFFFFF;
}

.btn-outline {
  background: #FFFFFF;
  color: var(--text-main);
  border: 1px solid var(--border-light);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.btn-outline:hover {
  background: rgba(200, 30, 61, 0.06);
  border-color: var(--primary);
  color: var(--primary);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.6rem;
  cursor: pointer;
}

/* Multi-Language Selector Dropdown */
.lang-selector-wrap {
  position: relative;
  display: inline-block;
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: var(--transition);
}

.lang-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 4px 14px rgba(200, 30, 61, 0.15);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 8px;
  width: 175px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
  display: none;
  flex-direction: column;
  gap: 4px;
  z-index: 1100;
}

.lang-dropdown.active {
  display: flex;
  animation: fadeInDown 0.2s ease;
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.lang-option:hover, .lang-option.active {
  background: rgba(200, 30, 61, 0.08);
  color: var(--primary);
  font-weight: 600;
}

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

/* Hero Section */
.hero-section {
  position: relative;
  padding: 7rem 0 5rem 0;
  background: radial-gradient(circle at 80% 20%, rgba(200, 30, 61, 0.04) 0%, transparent 50%),
              radial-gradient(circle at 20% 80%, rgba(2, 132, 199, 0.04) 0%, transparent 50%);
  overflow: hidden;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(200, 30, 61, 0.08);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

.hero-badge span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary);
}

.hero-title {
  font-size: 2.3rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 1.5rem;
  line-height: 1.15;
  color: #0F172A;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 95%;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-light);
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.hero-visual {
  position: relative;
}

.hero-image-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.hero-image-card img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
}

.hero-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(15, 23, 42, 0.85) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
}

.overlay-chip {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-left: 4px solid var(--primary);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  margin-top: 1rem;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.overlay-chip h4 {
  font-size: 1rem;
  color: #0F172A;
  margin-bottom: 2px;
}

.overlay-chip p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Feature & Card Sections */
.section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.75rem;
  display: block;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: #0F172A;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.08rem;
}

/* Services Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

.card:hover {
  background: var(--bg-card);
  border-color: var(--border-glow);
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(200, 30, 61, 0.1);
}

.card-icon {
  width: 60px;
  height: 60px;
  background: rgba(200, 30, 61, 0.08);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

.card-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #0F172A;
}

.card-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.card-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.card-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-main);
}

.card-list li svg, .card-list li i {
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Industries Matrix */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.industry-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.85rem;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.industry-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.06);
}

.industry-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 1rem;
}

.industry-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(200, 30, 61, 0.08);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.industry-card h4 {
  font-size: 1.2rem;
  color: #0F172A;
}

.industry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 1.2rem;
}

.tag {
  background: rgba(15, 23, 42, 0.05);
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  font-weight: 500;
}

/* Management Experience Cards */
.exp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 1.5rem;
}

.exp-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  gap: 1rem;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.exp-card:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(200, 30, 61, 0.1);
}

.exp-number {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.8;
}

.exp-content h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: #0F172A;
}

.exp-content p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Contact Form Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

.info-item {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.info-icon {
  width: 48px;
  height: 48px;
  background: rgba(200, 30, 61, 0.08);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.3rem;
  flex-shrink: 0;
}

.info-text h5 {
  font-size: 1.05rem;
  color: #0F172A;
  margin-bottom: 4px;
}

.info-text p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

.contact-form-box {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
}

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

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 14px 16px;
  background: #F8FAFC;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 15px rgba(200, 30, 61, 0.15);
  background: #FFFFFF;
}

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

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background: #FFFFFF;
  border-left: 4px solid var(--primary);
  border-top: 1px solid var(--border-light);
  border-right: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 0.9rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Footer */
.footer {
  background: #0F172A;
  border-top: 1px solid var(--border-light);
  padding: 4rem 0 2rem 0;
  margin-top: 4rem;
  color: #F8F9FA;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
  color: #FFFFFF;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: #94A3B8;
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #94A3B8;
  font-size: 0.85rem;
}

/* Floating WhatsApp & Call Widget */
.floating-contact-wrap {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2500;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.whatsapp-float {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #FFFFFF;
  padding: 12px 20px;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
}

.whatsapp-float:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
  color: #FFFFFF;
}

.whatsapp-float i {
  font-size: 1.4rem;
}

.phone-float {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  color: var(--text-main);
  padding: 8px 16px;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.88rem;
  text-decoration: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06);
  transition: var(--transition);
}

.phone-float:hover {
  background: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid, .contact-grid, .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

  .mobile-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 90px;
    left: 0;
    width: 100%;
    background: #FFFFFF;
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border-light);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    transform: translateY(-150%);
    transition: var(--transition);
  }

  .nav-menu.active {
    transform: translateY(0);
  }
}

@media (max-width: 576px) {
  .hero-stats {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}