/* ==========================================================================
   Shivish Green - Sustainability Page Styles
   Premium Design - Responsive & SEO Friendly
   ========================================================================== */

/* Variables */
:root {
  --sus-primary: #1c4537;
  --sus-secondary: #4CAF50;
  --sus-accent: #81c784;
  --sus-light: #f8fcf9;
  --sus-white: #ffffff;
  --sus-text-dark: #1a1a1a;
  --sus-text-light: #555555;
  --sus-font-main: 'Poppins', sans-serif;
}

/* Section Container */
.sustainability-wrapper {
  font-family: var(--sus-font-main);
  background-color: var(--sus-white);
  padding-bottom: 80px;
  overflow: hidden;
  font-size: 1.4rem;
}

.sus-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ==========================================================================
   1. Intro / Overview Section
   ========================================================================== */
.sus-intro {
  padding: 80px 0 60px;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.sus-intro h2 {
  font-size: 2.5rem;
  color: var(--sus-primary);
  font-weight: 700;
  margin-bottom: 25px;
  line-height: 1.3;
}

.sus-intro p {
  font-size: 1.4rem;
  color: var(--sus-text-light);
  line-height: 1.8;
  margin-bottom: 0;
}

/* ==========================================================================
   2. Feature Sections (Split Layout)
   ========================================================================== */
/* ==========================================================================
   2. Feature Sections (Split Layout)
   ========================================================================== */
.sus-feature-section {
  padding: 100px 0;
  position: relative;
  background-color: var(--sus-white);
}

.sus-feature-section.sus-alt-bg {
  background-color: #f6fcf8; /* Very subtle green tint */
}

/* Row & Layout */
.sus-feature-row {
  display: flex;
  align-items: center;
  gap: 80px;
}

.sus-feature-row.reversed {
  flex-direction: row-reverse;
}

/* Image Column */
.sus-image-col {
  flex: 1;
  position: relative;
}

.sus-image-wrapper {
  margin: 0;
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  box-shadow: 0 25px 50px -12px rgba(28, 69, 55, 0.25);
  transform: translateZ(0); /* Hardware accel */
}

.sus-image-wrapper::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.1), transparent);
  pointer-events: none;
}

.sus-image-wrapper img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.8s cubic-bezier(0.2, 1, 0.3, 1);
}

.sus-image-wrapper:hover img {
  transform: scale(1.08);
}

/* Content Column */
.sus-content-col {
  flex: 1;
}

.sus-header {
  margin-bottom: 30px;
}

.sus-subtitle {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--sus-secondary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
  background: rgba(76, 175, 80, 0.12);
  padding: 6px 14px;
  border-radius: 100px;
}

.sus-title {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--sus-primary);
  line-height: 1.2;
  margin: 0;
  letter-spacing: -0.02em;
}

.sus-title span {
  color: var(--sus-secondary);
}

.sus-description {
  font-size: 1.4rem;
  color: var(--sus-text-light);
  line-height: 1.8;
  margin-bottom: 40px;
}

.sus-description p {
  margin-bottom: 20px;
}

.sus-description p:last-child {
  margin-bottom: 0;
}

/* Benefits Grid */
.sus-benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
}

.sus-benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  background: var(--sus-white);
  padding: 20px;
  border-radius: 16px;
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sus-alt-bg .sus-benefit-item {
  background: #ffffff;
  border-color: rgba(0,0,0,0.04);
}

.sus-benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  border-color: rgba(76, 175, 80, 0.3);
}

.sus-benefit-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(76, 175, 80, 0.1) 0%, rgba(76, 175, 80, 0.2) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--sus-secondary);
  transition: transform 0.3s ease;
}

.sus-benefit-item:hover .sus-benefit-icon {
  transform: scale(1.1) rotate(5deg);
  background: var(--sus-secondary);
  color: #fff;
}

.sus-benefit-text {
  flex: 1;
}

.sus-benefit-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--sus-primary);
  margin: 0 0 5px 0;
}

.sus-benefit-desc {
  font-size: 1.4rem;
  color: var(--sus-text-light);
  line-height: 1.5;
  margin: 0;
}

/* Note Styling */
.sus-note {
  margin-top: 40px;
  padding-left: 20px;
  border-left: 4px solid var(--sus-secondary);
  font-style: italic;
  color: var(--sus-text-light);
  font-size: 1.4rem;
}

/* ==========================================================================
   3. SEO Footer Block
   ========================================================================== */
.sus-seo-block {
  background: #f1f8e9;
  padding: 40px;
  margin-top: 60px;
  border-radius: 16px;
  text-align: center;
  border: 1px dashed var(--sus-secondary);
}

.sus-seo-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--sus-primary);
  margin-bottom: 20px;
}

.sus-seo-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.sus-seo-tag {
  background: var(--sus-white);
  color: var(--sus-text-dark);
  padding: 8px 16px;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.3s ease;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

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

/* ==========================================================================
   4. Responsive Styles
   ========================================================================== */
@media screen and (max-width: 991px) {
  .sus-feature-section {
    padding: 70px 0;
  }

  .sus-feature-row, 
  .sus-feature-row.reversed {
    flex-direction: column;
    gap: 50px;
  }
  
  .sus-image-col, .sus-content-col {
    width: 100%;
  }

  .sus-image-wrapper {
    max-width: 100%; /* Allow full width */
    margin: 0 auto;
    box-shadow: 0 15px 30px -5px rgba(28, 69, 55, 0.2);
  }

  .sus-title {
    font-size: 2.2rem;
  }
  
  /* Keep 2 columns on tablet if space permits, or switch to 1 earlier? 
     Let's keep 2 columns for tablet (up to 768px usually) 
     Actually, let's keep it 2 columns here and switch at 767px */
  .sus-benefits-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media screen and (max-width: 767px) {
  .sus-feature-section {
    padding: 60px 0;
  }

  .sus-intro h2 {
    font-size: 1.8rem;
  }

  .sus-title {
    font-size: 1.8rem; /* Smaller for mobile */
  }

  .sus-description {
    font-size: 1rem;
  }
  
  .sus-benefits-grid {
    grid-template-columns: 1fr; /* Stack on mobile */
  }

  .sus-benefit-item {
    padding: 15px;
  }

  .sus-image-col {
    padding: 0 10px; /* Slight breathing room */
  }
}

@media screen and (max-width: 480px) {
  .sus-title {
    font-size: 1.6rem;
  }
}