/* General Reset */
html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  overflow-x: hidden; /* prevent horizontal scrollbars */
  font-family: 'Roboto', 'Segoe UI', Arial, sans-serif;
  background: #f5f7fa;
  color: #333;
  line-height: 1.6;
  box-sizing: border-box;
}

/* Hero Section */
.about-hero {
  background: linear-gradient(rgba(0,64,128,0.85), rgba(0,64,128,0.85)), 
              url('assets/images/about-bg.jpg') no-repeat center center;
  background-size: cover;
  background-attachment: scroll;
  color: #fff;
  margin: 0;
  width: 100%;

  display: flex;
  flex-direction: column;
  justify-content: center; /* vertical centering */
  align-items: center;     /* horizontal centering */
  min-height: 300px;
  padding: 100px 0;
  text-align: center;
}

.about-hero h1 {
  font-size: 2.4em;
  margin: 0 0 10px 0;
  font-weight: 700;
}

.about-hero p {
  font-size: 1.2em;
  margin: 0;
}

/* Managing Director Section */
.managing-director {
  background: #ffffff;
  padding: 60px 20px;
  text-align: center;
}

.managing-director h2 {
  font-size: 2em;
  color: #004080;
  margin-bottom: 20px;
}

.managing-director p {
  max-width: 900px;
  margin: 15px auto;
  font-size: 1.1em;
  color: #444;
  line-height: 1.8;
}

/* Mission & Vision */
.mission-vision {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
  background: #eef2f7;
  padding: 60px 20px;
  max-width: 100%;
}

.mission, .vision {
  flex: 1;
  min-width: 280px;
  max-width: 500px;
  background: #fff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  text-align: center;
  box-sizing: border-box;
}

.mission h2, .vision h2 {
  color: #004080;
  margin-bottom: 15px;
}

.mission p, .vision p {
  font-size: 1.1em;
  color: #555;
  text-align: justify;
}

/* Plant Info */
.plant-info {
  background: #ffffff;
  padding: 80px 20px;
}

.plant-info h2 {
  font-size: 2.2em;
  color: #004080;
  margin-bottom: 40px;
  text-align: center;
  font-weight: 700;
  position: relative;
}

.plant-info h2::after {
  content: "";
  display: block;
  width: 60px;
  height: 4px;
  background: #ffcc00;
  margin: 15px auto 0;
  border-radius: 2px;
}

.plant-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  max-width: 1000px;
  margin: auto;
  box-sizing: border-box;
}

.plant-item {
  background: linear-gradient(135deg, #f9fafc, #eef2f7);
  padding: 25px;
  border-radius: 12px;
  font-size: 1.1em;
  color: #333;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
}

.plant-item strong {
  display: block;
  font-weight: 700;
  color: #004080;
  margin-bottom: 8px;
  font-size: 1.2em;
}

.plant-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}

/* Buyers Section */
.buyers {
  background: #eef2f7;
  padding: 60px 20px;
  text-align: center;
}

.buyers h2 {
  font-size: 2em;
  color: #004080;
  margin-bottom: 20px;
}

.buyer-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
  max-width: 900px;
  margin: auto;
  box-sizing: border-box;
}

.buyer-list span {
  background: #fff;
  padding: 12px 20px;
  border-radius: 6px;
  font-size: 1.1em;
  color: #333;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* Mobile Optimization */
@media (max-width: 768px) {
  body {
    overflow-x: hidden;
  }

  .about-hero {
    padding: 80px 0;
    min-height: 250px;
  }

  .about-hero h1 {
    font-size: 2em;
  }

  .about-hero p {
    font-size: 1em;
  }

  .managing-director h2, .plant-info h2, .buyers h2 {
    font-size: 1.6em;
  }

  .managing-director p {
    font-size: 1em;
    line-height: 1.8;
  }

  .mission-vision {
    flex-direction: column;
    align-items: center;
    gap: 25px;
    max-width: 100%;
  }

  .mission, .vision {
    width: 100%;
    max-width: 95%;
    padding: 25px;
    text-align: center;
  }

  .mission h2, .vision h2 {
    font-size: 1.6em;
    margin-bottom: 15px;
  }

  .mission p, .vision p {
    font-size: 1em;
    line-height: 1.8;
    text-align: justify;
    margin: auto;
    max-width: 90%;
  }

  .plant-item {
    font-size: 1em;
    padding: 20px;
    text-align: center;
  }

  .plant-item strong {
    font-size: 1.2em;
  }

  .buyer-list span {
    font-size: 1em;
    padding: 12px 18px;
  }
}