/* ==========================================================================
   MALI Granit & Mermer - Design System & Stylesheet
   Color Theme: Dark Navy Blue (#002045) & Clean White / Light (#F7F9FB)
   Fonts: Montserrat (Headings), Inter (Body)
   ========================================================================== */

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

:root {
  /* Colors */
  --surface: #f7f9fb;
  --surface-dim: #d8dadc;
  --surface-bright: #f7f9fb;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #f2f4f6;
  --surface-container: #eceef0;
  --surface-container-high: #e6e8ea;
  --surface-container-highest: #e0e3e5;
  --on-surface: #191c1e;
  --on-surface-variant: #43474e;
  --inverse-surface: #2d3133;
  --inverse-on-surface: #eff1f3;
  --outline: #74777f;
  --outline-variant: #c4c6cf;
  --surface-tint: #455f88;
  
  --primary: #002045;
  --on-primary: #ffffff;
  --primary-container: #1a365d;
  --on-primary-container: #86a0cd;
  --inverse-primary: #adc7f7;
  
  --secondary: #516072;
  --on-secondary: #ffffff;
  --secondary-container: #d2e1f7;
  --on-secondary-container: #556477;
  
  --tertiary: #132234;
  --on-tertiary: #ffffff;
  --tertiary-container: #29374a;
  --on-tertiary-container: #92a0b8;
  
  --background: #f7f9fb;
  --on-background: #191c1e;
  --surface-variant: #e0e3e5;
  
  --gold-accent: #d4af37;
  --gold-light: #f3e5ab;
  --gold-gradient: linear-gradient(135deg, #d4af37 0%, #f9e076 50%, #b38f24 100%);
  --blue-gradient: linear-gradient(135deg, #002045 0%, #1a365d 100%);
  --overlay-dark: rgba(0, 32, 69, 0.75);

  /* Spacing */
  --space-base: 8px;
  --container-max: 1280px;
  --gutter: 24px;
  --margin-desktop: 64px;
  --margin-mobile: 20px;
  --section-gap: 96px;

  /* Radius & Shadow */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --shadow-sm: 0 2px 8px rgba(0, 32, 69, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 32, 69, 0.1);
  --shadow-lg: 0 16px 40px rgba(0, 32, 69, 0.15);
  --shadow-gold: 0 8px 25px rgba(212, 175, 55, 0.25);
  
  /* Transition */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-family: 'Inter', sans-serif;
  color: var(--on-surface);
  background-color: var(--background);
  line-height: 1.6;
}

body {
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  color: var(--primary);
  font-weight: 700;
  line-height: 1.25;
}

h1 {
  font-size: clamp(32px, 5vw, 56px);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(26px, 3.5vw, 40px);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(20px, 2.5vw, 28px);
}

p {
  font-size: 16px;
  color: var(--on-surface-variant);
  line-height: 1.7;
}

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

ul {
  list-style: none;
}

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

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.section {
  padding-top: var(--section-gap);
  padding-bottom: var(--section-gap);
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title .badge {
  display: inline-block;
  padding: 6px 16px;
  background-color: var(--secondary-container);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.section-title h2 {
  margin-bottom: 16px;
}

.section-title p {
  max-width: 680px;
  margin: 0 auto;
  font-size: 18px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition-normal);
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: #003366;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-gold {
  background: var(--gold-gradient);
  color: var(--primary);
  box-shadow: var(--shadow-gold);
  font-weight: 700;
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(212, 175, 55, 0.4);
}

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

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

.btn-outline-white {
  background: transparent;
  border-color: #ffffff;
  color: #ffffff;
}

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

/* Header & Navigation */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 32, 69, 0.08);
  transition: var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 85px;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  height: 54px;
  width: auto;
  object-fit: contain;
}

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

.logo-title {
  font-size: 20px;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.logo-subtitle {
  font-size: 11px;
  font-weight: 600;
  color: var(--secondary);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-family: 'Montserrat', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--on-surface-variant);
  position: relative;
  padding: 8px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--gold-accent);
  border-radius: 2px;
  transition: var(--transition-normal);
}

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

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--primary);
  cursor: pointer;
}

/* Mobile Nav Drawer */
.mobile-nav {
  position: fixed;
  top: 85px;
  left: 0;
  width: 100%;
  height: calc(100vh - 85px);
  background: #ffffff;
  padding: 40px var(--gutter);
  display: flex;
  flex-direction: column;
  gap: 24px;
  transform: translateX(100%);
  transition: var(--transition-normal);
  z-index: 999;
}

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

.mobile-nav .nav-link {
  font-size: 18px;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 82vh;
  display: flex;
  align-items: center;
  background-color: var(--primary);
  background-size: cover;
  background-position: center;
  color: #ffffff;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 32, 69, 0.92) 0%, rgba(0, 32, 69, 0.75) 50%, rgba(19, 34, 52, 0.88) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  color: var(--gold-light);
  margin-bottom: 24px;
}

.hero h1 {
  color: #ffffff;
  margin-bottom: 24px;
  text-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.hero p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 20px;
  margin-bottom: 36px;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* Stats Counter Banner */
.stats-banner {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  margin-top: -60px;
  position: relative;
  z-index: 10;
  padding: 40px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}

.stat-card {
  text-align: center;
  padding: 10px;
  border-right: 1px solid var(--surface-container);
}

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

.stat-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 42px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Feature Cards Grid */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-container-high);
  overflow: hidden;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: var(--surface-tint);
}

.card-img-wrapper {
  position: relative;
  width: 100%;
  height: 240px;
  overflow: hidden;
}

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

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

.card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--primary);
  color: #ffffff;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-title {
  margin-bottom: 12px;
  font-size: 20px;
}

.card-text {
  font-size: 15px;
  margin-bottom: 20px;
  flex-grow: 1;
}

/* About Page Specifics */
.about-hero-img {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.pillar-box {
  background: var(--surface-container-lowest);
  padding: 36px;
  border-radius: var(--radius-lg);
  border-left: 5px solid var(--primary);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.pillar-box:hover {
  border-left-color: var(--gold-accent);
  box-shadow: var(--shadow-md);
}

.pillar-box .icon {
  font-size: 40px;
  color: var(--primary);
  margin-bottom: 20px;
}

/* Logistics Section & Interactive Cards */
.logistics-banner {
  background: var(--blue-gradient);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 60px;
  position: relative;
  overflow: hidden;
}

.logistics-banner h2 {
  color: #ffffff;
  margin-bottom: 20px;
}

.logistics-banner p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 18px;
}

.region-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  padding: 28px;
  border-radius: var(--radius-md);
  color: #ffffff;
  transition: var(--transition-normal);
}

.region-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}

.region-card h3 {
  color: var(--gold-light);
  margin-bottom: 10px;
}

.region-card p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
}

/* Filterable Product Tabs */
.filter-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: var(--radius-full);
  border: 1px solid var(--outline-variant);
  background: var(--surface-container-lowest);
  color: var(--on-surface-variant);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

/* FAQ Accordion Component */
.faq-container {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-container-high);
  overflow: hidden;
  transition: var(--transition-fast);
}

.faq-header {
  padding: 22px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 17px;
  color: var(--primary);
  user-select: none;
}

.faq-icon {
  font-size: 20px;
  transition: var(--transition-normal);
  color: var(--secondary);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  padding: 0 28px;
}

.faq-body p {
  padding-bottom: 22px;
  color: var(--on-surface-variant);
  font-size: 15px;
}

/* Contact Form & Info */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.contact-info-box {
  background: var(--primary);
  color: #ffffff;
  padding: 44px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.contact-info-box h3 {
  color: #ffffff;
  margin-bottom: 24px;

}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}

.info-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--gold-light);
  flex-shrink: 0;
}

.info-text h4 {
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.info-text p {
  color: #ffffff;
  font-size: 16px;
  font-weight: 500;
}

.contact-form-box {
  background: var(--surface-container-lowest);
  padding: 44px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--surface-container-high);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--on-surface);
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-sm);
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  background: var(--surface-container-low);
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(0, 32, 69, 0.1);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

/* Call to Action Bar */
.cta-section {
  background: var(--blue-gradient);
  color: #ffffff;
  text-align: center;
  padding: 80px 0;
}

.cta-section h2 {
  color: #ffffff;
  margin-bottom: 16px;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto 32px;
}

/* Footer */
.footer {
  background: var(--tertiary);
  color: rgba(255, 255, 255, 0.75);
  padding-top: 80px;
  padding-bottom: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-brand .logo-title {
  color: #ffffff;
}

.footer-brand .logo-subtitle {
  color: var(--gold-light);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  margin-top: 16px;
  font-size: 14px;
}

.footer-title {
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 24px;
  position: relative;
}

.footer-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 30px;
  height: 2px;
  background: var(--gold-accent);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
  color: #ffffff;
  transform: translateX(4px);
}

.footer-contact p {
  font-size: 14px;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.7);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
}

/* Floating Contact Button */
.floating-contact {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 990;
  background: var(--gold-gradient);
  color: var(--primary);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: var(--shadow-gold);
  transition: var(--transition-normal);
}

.floating-contact:hover {
  transform: scale(1.1);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeInUp 0.8s ease forwards;
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .grid-4, .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-wrapper {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .nav-menu, .header-cta {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
}

@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  .stats-banner {
    margin-top: -30px;
    padding: 24px;
  }
  .stat-card {
    border-right: none;
    border-bottom: 1px solid var(--surface-container);
    padding-bottom: 16px;
  }
  .stat-card:last-child {
    border-bottom: none;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}