/* ==========================================================================
   SriRaya Green Fuel Website (sriraya.in) - Master CSS Stylesheet
   Theme: Olive Green Luxury Eco Tech System
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Google Fonts Import & CSS Variables
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  /* Olive Green Color Palette */
  --olive-primary: #5A782D;
  --olive-light: #7E9E47;
  --olive-bright: #96B957;
  --olive-dark: #374E1B;
  --olive-deep: #213210;
  --olive-obsidian: #0E150A;
  
  /* Accent Colors */
  --neon-lime: #A3E635;
  --neon-glow: rgba(163, 230, 53, 0.4);
  --gold-accent: #D4AF37;
  --gold-light: #F3E5AB;
  --teal-accent: #0D9488;
  
  /* Surface & Neutral Colors */
  --bg-dark: #0A0F08;
  --bg-card: rgba(22, 32, 19, 0.65);
  --bg-card-hover: rgba(33, 48, 28, 0.85);
  --bg-glass: rgba(15, 23, 13, 0.75);
  --border-glass: rgba(150, 185, 87, 0.18);
  --border-glow: rgba(163, 230, 53, 0.35);
  
  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Text Colors */
  --text-main: #F4F7F2;
  --text-muted: #A3B59B;
  --text-dim: #6E7F67;
  --text-inverse: #0A0F08;
  
  /* Shadows & Elevate */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 15px 45px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 25px rgba(163, 230, 53, 0.25);
  --shadow-gold: 0 0 20px rgba(212, 175, 55, 0.3);

  /* Layout */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  --header-height: 84px;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Light Theme Variables Toggle */
[data-theme="light"] {
  --bg-dark: #F5F7F3;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(240, 245, 235, 0.95);
  --bg-glass: rgba(255, 255, 255, 0.85);
  --border-glass: rgba(90, 120, 45, 0.2);
  --text-main: #1A2414;
  --text-muted: #4B5A42;
  --text-dim: #7A8C70;
  --shadow-glow: 0 10px 30px rgba(90, 120, 45, 0.15);
}

/* --------------------------------------------------------------------------
   2. CSS Reset & Base Elements
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

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

/* Background Ambient Lighting Glows */
body::before {
  content: '';
  position: fixed;
  top: -10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(126, 158, 71, 0.12) 0%, rgba(0,0,0,0) 70%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  bottom: -10%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, rgba(0,0,0,0) 70%);
  pointer-events: none;
  z-index: 0;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-main);
}

.gradient-text {
  background: linear-gradient(135deg, #FFFFFF 0%, var(--neon-lime) 60%, var(--gold-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-olive-text {
  background: linear-gradient(135deg, var(--olive-bright) 0%, var(--neon-lime) 50%, var(--gold-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(163, 230, 53, 0.1);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  color: var(--neon-lime);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 50px auto;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 3.2rem;
  }
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* --------------------------------------------------------------------------
   3. Buttons & Component Controls
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--olive-primary) 0%, var(--olive-light) 50%, var(--neon-lime) 100%);
  color: #0A0F08;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(126, 158, 71, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(163, 230, 53, 0.5);
  color: #000;
}

.btn-gold {
  background: linear-gradient(135deg, #B8860B 0%, var(--gold-accent) 50%, var(--gold-light) 100%);
  color: #0A0F08;
  font-weight: 700;
  box-shadow: var(--shadow-gold);
}

.btn-gold:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(212, 175, 55, 0.6);
}

.btn-outline {
  background: rgba(22, 32, 19, 0.4);
  border: 1px solid var(--border-glow);
  color: var(--text-main);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  background: rgba(163, 230, 53, 0.15);
  border-color: var(--neon-lime);
  color: var(--neon-lime);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.88rem;
}

/* --------------------------------------------------------------------------
   4. Header & Navigation Menu
   -------------------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.header.scrolled {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: var(--shadow-md);
  height: 74px;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--gold-accent);
  box-shadow: 0 0 12px rgba(212, 175, 55, 0.4);
  transition: transform var(--transition-fast);
}

.logo-wrapper:hover .logo-img {
  transform: rotate(5deg) scale(1.05);
}

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

.logo-brand {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #FFF;
  line-height: 1;
}

.logo-domain {
  color: var(--neon-lime);
  font-size: 0.85rem;
}

.logo-sub {
  font-size: 0.65rem;
  letter-spacing: 1.5px;
  color: var(--gold-accent);
  font-weight: 600;
  text-transform: uppercase;
  margin-top: 3px;
}

.nav-desktop {
  display: none;
}

@media (min-width: 992px) {
  .nav-desktop {
    display: flex;
    align-items: center;
    gap: 32px;
  }
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 6px 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: linear-gradient(90deg, var(--olive-bright), var(--neon-lime));
  transition: width var(--transition-fast);
  border-radius: var(--radius-full);
}

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

/* Dropdown Navigation Menu */
.nav-dropdown {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
}

.nav-dropdown .nav-arrow {
  font-size: 0.75rem;
  margin-left: 5px;
  transition: transform var(--transition-fast);
}

.nav-dropdown:hover .nav-arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  min-width: 230px;
  background: rgba(14, 21, 10, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 10px 0;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6), var(--shadow-glow);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 1100;
  display: flex;
  flex-direction: column;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-item {
  padding: 10px 20px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all var(--transition-fast);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.dropdown-item:last-child {
  border-bottom: none;
}

.dropdown-item i {
  color: var(--neon-lime);
  font-size: 0.85rem;
  width: 18px;
  text-align: center;
}

.dropdown-item:hover {
  background: rgba(163, 230, 53, 0.12);
  color: #FFF;
  padding-left: 24px;
}

/* Mobile Subnav Styling */
.mobile-subnav-list {
  list-style: none;
  padding-left: 16px;
  margin-top: 8px;
  margin-bottom: 12px;
  border-left: 2px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-subnav-link {
  font-size: 0.92rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.mobile-subnav-link i {
  color: var(--neon-lime);
  font-size: 0.85rem;
  width: 16px;
  text-align: center;
}

.mobile-subnav-link:hover {
  color: var(--neon-lime);
}

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

.mobile-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-glass);
  z-index: 1002;
}

@media (min-width: 992px) {
  .mobile-toggle {
    display: none;
  }
}

.mobile-toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--text-main);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.mobile-toggle.open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.mobile-toggle.open span:nth-child(2) {
  opacity: 0;
}
.mobile-toggle.open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Nav Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 380px;
  height: 100vh;
  background: var(--bg-obsidian);
  background-color: rgba(14, 21, 10, 0.98);
  backdrop-filter: blur(25px);
  border-left: 1px solid var(--border-glass);
  padding: 100px 30px 40px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  z-index: 1001;
  transition: right var(--transition-normal);
  box-shadow: var(--shadow-lg);
}

.mobile-drawer.open {
  right: 0;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  list-style: none;
}

.mobile-nav-link {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav-link:hover {
  color: var(--neon-lime);
}

/* --------------------------------------------------------------------------
   5. Hero Carousel Section
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  min-height: 100vh;
  padding-top: var(--header-height);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.carousel-container {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
}

.carousel-slide.active {
  opacity: 1;
  visibility: visible;
}

.slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.08);
  transition: transform 6s ease-out;
}

.carousel-slide.active .slide-bg {
  transform: scale(1);
}

.slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, 
    rgba(10, 15, 8, 0.82) 0%, 
    rgba(14, 21, 10, 0.7) 50%, 
    rgba(10, 15, 8, 0.95) 100%),
    radial-gradient(ellipse at center, transparent 0%, rgba(10, 15, 8, 0.8) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  padding: 60px 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  background: rgba(90, 120, 45, 0.25);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-full);
  color: var(--neon-lime);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-title {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 24px;
  line-height: 1.15;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 4rem;
  }
}

@media (min-width: 1200px) {
  .hero-title {
    font-size: 4.5rem;
  }
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 620px;
}

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

/* Carousel Nav Controls */
.carousel-nav {
  position: absolute;
  bottom: 40px;
  right: 40px;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 16px;
}

.carousel-btn {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: rgba(22, 32, 19, 0.7);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  transition: all var(--transition-fast);
}

.carousel-btn:hover {
  background: var(--olive-primary);
  border-color: var(--neon-lime);
  color: #000;
  transform: scale(1.08);
}

.carousel-indicators {
  position: absolute;
  bottom: 48px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 10px;
}

.indicator-dot {
  width: 32px;
  height: 5px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.25);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.indicator-dot.active {
  width: 50px;
  background: linear-gradient(90deg, var(--olive-light), var(--neon-lime));
  box-shadow: 0 0 10px var(--neon-lime);
}

/* --------------------------------------------------------------------------
   6. About Company & Stats Section
   -------------------------------------------------------------------------- */
.about-section {
  padding: 100px 0;
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

@media (min-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.about-image-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-md);
}

.about-image-card img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-image-card:hover img {
  transform: scale(1.04);
}

.about-glass-overlay {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  padding: 24px;
  background: var(--bg-glass);
  backdrop-filter: blur(15px);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  gap: 16px;
}

.about-glass-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--olive-primary), var(--neon-lime));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0A0F08;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.about-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 36px;
}

.stat-card {
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
}

.stat-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--neon-lime);
  transform: translateY(-4px);
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 800;
  font-family: var(--font-heading);
  color: var(--neon-lime);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   7. Mission & Vision Section
   -------------------------------------------------------------------------- */
.mission-vision-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(22, 32, 19, 0.4) 50%, var(--bg-dark) 100%);
  position: relative;
}

.mv-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

@media (min-width: 768px) {
  .mv-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .mv-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.mv-card {
  padding: 40px 30px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.mv-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--olive-primary), var(--neon-lime));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.mv-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

.mv-card:hover::before {
  opacity: 1;
}

.mv-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: rgba(126, 158, 71, 0.15);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neon-lime);
  font-size: 1.8rem;
  margin-bottom: 24px;
}

.mv-title {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.mv-text {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   8. Product Showcase Section
   -------------------------------------------------------------------------- */
.products-section {
  padding: 100px 0;
}

.product-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.tab-btn {
  padding: 10px 24px;
  border-radius: var(--radius-full);
  background: rgba(22, 32, 19, 0.5);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.tab-btn:hover, .tab-btn.active {
  background: var(--olive-primary);
  border-color: var(--neon-lime);
  color: #0A0F08;
  box-shadow: 0 0 15px rgba(126, 158, 71, 0.4);
}

.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 768px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(15px);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--neon-lime);
  box-shadow: var(--shadow-glow);
}

.product-img-wrapper {
  position: relative;
  height: 260px;
  background: #000;
  overflow: hidden;
}

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

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

.product-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 4px 12px;
  background: var(--gold-accent);
  color: #000;
  font-weight: 700;
  font-size: 0.75rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-content {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-category {
  color: var(--neon-lime);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.product-title {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.product-desc {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 20px;
  line-height: 1.6;
}

.product-features {
  list-style: none;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.product-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-main);
}

.product-features li i {
  color: var(--neon-lime);
}

.product-footer {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-dosage-pill {
  background: rgba(163, 230, 53, 0.1);
  border: 1px solid rgba(163, 230, 53, 0.2);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  color: var(--neon-lime);
  font-size: 0.82rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   9. Interactive Fuel Savings & Dosage Calculator Section
   -------------------------------------------------------------------------- */
.calculator-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(22, 32, 19, 0.6) 50%, var(--bg-dark) 100%);
  position: relative;
}

.calculator-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 40px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 992px) {
  .calculator-wrapper {
    grid-template-columns: 1.2fr 1fr;
    padding: 50px;
  }
}

.calc-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-main);
  display: flex;
  justify-content: space-between;
}

.form-select, .form-range, .form-input {
  width: 100%;
  padding: 14px 18px;
  background: rgba(10, 15, 8, 0.7);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-main);
  transition: all var(--transition-fast);
}

.form-select:focus, .form-input:focus {
  border-color: var(--neon-lime);
  box-shadow: 0 0 10px rgba(163, 230, 53, 0.2);
}

.form-range {
  accent-color: var(--neon-lime);
  padding: 0;
  height: 8px;
  cursor: pointer;
}

.calc-result-box {
  background: linear-gradient(135deg, rgba(28, 42, 24, 0.9) 0%, rgba(14, 21, 10, 0.95) 100%);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-glow);
}

.result-header {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.result-main-value {
  font-size: 3rem;
  font-weight: 900;
  color: var(--neon-lime);
  line-height: 1;
  margin-bottom: 6px;
  font-family: var(--font-heading);
}

.result-secondary-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 24px 0;
  padding-top: 24px;
  border-top: 1px solid var(--border-glass);
}

.res-item-val {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gold-accent);
}

.res-item-lbl {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   10. Video Testimonial Section & Modal
   -------------------------------------------------------------------------- */
.video-section {
  padding: 100px 0;
}

.video-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 768px) {
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(15px);
  transition: all var(--transition-normal);
}

.video-card:hover {
  transform: translateY(-6px);
  border-color: var(--neon-lime);
  box-shadow: var(--shadow-glow);
}

.video-thumb-container {
  position: relative;
  height: 280px;
  cursor: pointer;
  overflow: hidden;
}

.video-thumb-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.video-card:hover .video-thumb-container img {
  transform: scale(1.06);
}

.play-btn-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 70px;
  height: 70px;
  border-radius: var(--radius-full);
  background: rgba(126, 158, 71, 0.9);
  border: 2px solid var(--neon-lime);
  color: #0A0F08;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 0 30px rgba(163, 230, 53, 0.6);
  transition: all var(--transition-fast);
}

.video-thumb-container:hover .play-btn-overlay {
  transform: translate(-50%, -50%) scale(1.15);
  background: var(--neon-lime);
}

.video-info {
  padding: 24px;
}

.reviewer-name {
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.reviewer-role {
  color: var(--neon-lime);
  font-size: 0.85rem;
  margin-bottom: 12px;
  font-weight: 600;
}

.video-quote {
  color: var(--text-muted);
  font-style: italic;
  font-size: 0.95rem;
}

/* Video Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(20px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

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

.modal-content {
  width: 100%;
  max-width: 900px;
  background: var(--bg-dark);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.2);
  color: #FFF;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: #E53E3E;
  transform: rotate(90deg);
}

.video-player-container {
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
}

/* --------------------------------------------------------------------------
   11. Call to Action (CTA) & Distributor Banner Section
   -------------------------------------------------------------------------- */
.cta-section {
  padding: 100px 0;
  position: relative;
}

.cta-box {
  background: linear-gradient(135deg, rgba(37, 54, 25, 0.95) 0%, rgba(14, 21, 10, 0.98) 100%);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-glow);
}

@media (min-width: 768px) {
  .cta-box {
    padding: 80px 60px;
  }
}

.cta-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.cta-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 650px;
  margin: 0 auto 36px auto;
}

/* Form inputs in CTA */
.cta-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 550px;
  margin: 0 auto;
}

@media (min-width: 576px) {
  .cta-form {
    flex-direction: row;
  }
}

.cta-input {
  flex-grow: 1;
  padding: 16px 24px;
  border-radius: var(--radius-full);
  background: rgba(10, 15, 8, 0.8);
  border: 1px solid var(--border-glass);
  color: #FFF;
}

/* --------------------------------------------------------------------------
   12. Footer Section
   -------------------------------------------------------------------------- */
.footer {
  background: #060905;
  border-top: 1px solid var(--border-glass);
  padding: 80px 0 30px 0;
  color: var(--text-muted);
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.footer-logo-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-logo-img {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  border: 2px solid var(--gold-accent);
}

.footer-desc {
  font-size: 0.92rem;
  line-height: 1.7;
}

.footer-title {
  color: #FFF;
  font-size: 1.1rem;
  margin-bottom: 24px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.92rem;
}

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

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
  }
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  padding: 16px 24px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--neon-lime);
  color: var(--text-main);
  box-shadow: var(--shadow-glow);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

/* --------------------------------------------------------------------------
   13. About Us & Global Trade Specific Styles
   -------------------------------------------------------------------------- */
.page-banner {
  padding: 140px 0 70px 0;
  position: relative;
  background: radial-gradient(circle at 50% 20%, rgba(90, 120, 45, 0.25) 0%, rgba(10, 15, 8, 0.95) 70%);
  border-bottom: 1px solid var(--border-glass);
  text-align: center;
}

.page-banner .hero-title {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
}

@media (min-width: 768px) {
  .page-banner .hero-title {
    font-size: 3.6rem;
  }
}

.page-banner .hero-subtitle {
  max-width: 800px;
  margin: 0 auto 30px auto;
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.8;
}

/* Pillar Showcase Grid (4 What We Do items) */
.pillars-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 40px;
}

@media (min-width: 768px) {
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.pillar-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--olive-light), var(--neon-lime));
  opacity: 0.4;
  transition: opacity var(--transition-normal);
}

.pillar-card:hover {
  transform: translateY(-8px);
  border-color: var(--neon-lime);
  box-shadow: var(--shadow-glow);
  background: var(--bg-card-hover);
}

.pillar-card:hover::before {
  opacity: 1;
}

.pillar-icon-box {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: rgba(163, 230, 53, 0.1);
  border: 1px solid rgba(163, 230, 53, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neon-lime);
  font-size: 1.8rem;
  margin-bottom: 24px;
  transition: transform var(--transition-fast);
}

.pillar-card:hover .pillar-icon-box {
  transform: scale(1.1) rotate(4deg);
  background: var(--neon-lime);
  color: var(--olive-dark);
}

.pillar-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: #FFF;
  margin-bottom: 12px;
}

.pillar-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  flex-grow: 1;
  margin-bottom: 20px;
}

.pillar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pillar-tag {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  color: var(--gold-accent);
  border: 1px solid rgba(212, 175, 55, 0.2);
  font-weight: 600;
}

/* Why Choose Us Grid */
.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 40px;
}

@media (min-width: 640px) {
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .why-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.why-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.why-card:hover {
  transform: translateY(-5px);
  border-color: var(--gold-accent);
  box-shadow: var(--shadow-gold);
}

.why-check-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid var(--gold-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-accent);
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.why-card:hover .why-check-icon {
  background: var(--gold-accent);
  color: #000;
}

.why-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #FFF;
  margin-bottom: 8px;
}

.why-text {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Corporate Highlights Banner */
.hq-banner {
  background: linear-gradient(135deg, rgba(33, 50, 16, 0.9) 0%, rgba(14, 21, 10, 0.95) 100%);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-top: 60px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: center;
}

@media (min-width: 900px) {
  .hq-banner {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.hq-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(163, 230, 53, 0.12);
  color: var(--neon-lime);
  border: 1px solid var(--neon-glow);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
}