* {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

   /* WhatsApp Button Styling */
.whatsapp-button {
  position: fixed;
  bottom: 30px;
  right: 50px;
  background-color: #25D366;
  border-radius: 50%;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  text-decoration: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  overflow: visible;
  position: fixed;
}

.whatsapp-button:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.whatsapp-icon {
  width: 30px;
  height: 30px;
}

/* Tooltip Styling */
.whatsapp-tooltip {
  position: absolute;
  right: 70px; /* Position to the left of the WhatsApp button */
  background-color: #ffffff;
  color: #25D366;
  padding: 5px 10px;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  font-size: 14px;
  font-weight: bold;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  pointer-events: none;
}

.whatsapp-button:hover .whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
}



@media (max-width: 480px) {
  .whatsapp-button {
      width: 50px;
      height: 50px;
      left: 15px;
  }

  .whatsapp-icon {
      width: 24px;
      height: 24px;
  }
}

@media (min-width: 481px) and (max-width: 768px) {
  .whatsapp-button {
      width: 55px;
      height: 55px;
  }

  .whatsapp-icon {
      width: 28px;
      height: 28px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .whatsapp-button {
      width: 60px;
      height: 60px;
  }

  .whatsapp-icon {
      width: 30px;
      height: 30px;
  }
}

@media (min-width: 1025px) {
  .whatsapp-button {
      width: 70px;
      height: 70px;
  }

  .whatsapp-icon {
      width: 35px;
      height: 35px;
  }
}
 
 

 /* Hero Section */
    .smart-watt-hero {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 60px 20px;
      height: 100vh;
      color: #fff;
      overflow: hidden;
    }

    .smart-watt-hero::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: url("images/future-rebotics.webp") no-repeat center center/cover;
      opacity: 0.5;
      z-index: 1;
    }

    .smart-watt-hero::after {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.5); /* dark overlay */
      z-index: 2;
    }

    .smart-watt-hero-content {
      position: relative;
      z-index: 3;
      max-width: 800px;
      padding: 20px;
    }

    .smart-watt-hero-content h1 {
      color: white;
      font-size: 2.8rem;
      margin-bottom: 20px;
    }

    .smart-watt-hero-content p {
      font-size: 1.2rem;
      margin-bottom: 25px;
      line-height: 1.6;
    }

    .smart-watt-btn {
      background: #00a884;
      color: #fff;
      padding: 12px 24px;
      border: none;
      border-radius: 6px;
      text-decoration: none;
      font-size: 1rem;
      cursor: pointer;
      transition: 0.3s;
      display: inline-block;
    }

    .smart-watt-btn:hover {
      opacity: 0.9;
    }

    /* Responsive */
    @media only screen and (max-width: 768px) {
      .smart-watt-hero-content h1 {
        font-size: 2rem;
      }
      .smart-watt-hero-content p {
        font-size: 1rem;
      }
    }
    
    .smart-watt-problems {
    background: #e6e6e6;
    padding: 70px 20px;
  }

  .smart-watt-container {
    max-width: 1200px;
    margin: auto;
    text-align: center;
  }

  .smart-watt-heading {
    color: #00a884;
    font-size: 2.2rem;
    margin-bottom: 15px;
  }

  .smart-watt-subheading {
    font-size: 1.1rem;
    color: #444;
    max-width: 700px;
    margin: 0 auto 50px;
    line-height: 1.6;
  }

  /* Flexbox cards */
  .smart-watt-card-wrapper {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
  }

  .smart-watt-card {
    background: #fff;
    border-radius: 12px;
    padding: 30px 20px;
    flex: 1 1 300px;
    max-width: 350px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-bottom: 4px solid #00a884;
  }

  .smart-watt-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 18px rgba(0,0,0,0.12);
  }

  .smart-watt-icon {
    margin-bottom: 20px;
  }

  .smart-watt-card h3 {
    color: #00a884;
    margin-bottom: 15px;
    font-size: 1.3rem;
  }

  .smart-watt-card p {
    color: #555;
    font-size: 1rem;
    line-height: 1.5;
  }

  /* Responsive */
  @media only screen and (max-width: 768px) {
        .smart-watt-hero {
      height: 65vh;
  
    }
    .smart-watt-heading {
      font-size: 1.8rem;
    }
    .smart-watt-subheading {
      font-size: 1rem;
    }
  }





  /* Section 3: Smart Watt Solution */
.smart-watt-solution {
  background: #fff;
  padding: 80px 20px;
}

.solution-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 50px;
  flex-wrap: wrap;
}

.solution-text {
  flex: 1 1 500px;
}

.solution-heading {
  font-size: 2.2rem;
  color: #00a884;
  margin-bottom: 20px;
}

.solution-subheading {
  font-size: 1.1rem;
  color: #333;
  margin-bottom: 30px;
}

.solution-list {
  list-style: none;
  padding: 0;
}

.solution-list li {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
  font-size: 1rem;
  color: #444;
}

.solution-icon {
  width: 28px;
  height: 28px;
  margin-right: 10px;
  flex-shrink: 0;
}

.solution-image {
  flex: 1 1 400px;
  display: flex;
  justify-content: center;
}

.solution-mockup {
  background: #e6e6e6;
  width: 100%;
  height: 300px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #666;
  font-size: 1rem;
  font-style: italic;
}

.solution-mockup img {
  width: 100%;
  object-fit: contain; /* keeps image proportion without cropping */
  border-radius: 12px; /* matches parent rounding */
}







/* Section 4: Process Flow */
.smart-watt-process {
  background: #e6e6e6;
  padding: 80px 20px;
  text-align: center;
      border-bottom: 4px solid #0d1b2a;
    border-radius: 0px 0px 12px 12px;
}

.process-container {
  max-width: 1200px;
  margin: 0 auto;
}

.process-heading {
  font-size: 2.2rem;
  color: #00a884;
  margin-bottom: 15px;
}

.process-subheading {
  font-size: 1.1rem;
  color: #444;
  margin-bottom: 50px;
}

.process-steps {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.process-step {
  background: #fff;
  border-radius: 12px;
  padding: 30px 20px;
  flex: 1 1 200px;
  max-width: 250px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.05);
  border-bottom: 4px solid #00a884;
  border-left: 1px solid #00a884;

}

.process-step h3 {
  color: #00a884;
  margin: 15px 0 10px;
}

.process-step p {
  color: #555;
  font-size: 0.95rem;
}

.process-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto;
}

.process-icon svg {
  width: 100%;
  height: 100%;
}

.process-arrow {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
}

.process-arrow svg {
  width: 100%;
  height: 100%;
}

/* Responsive */
@media only screen and (max-width: 768px) {
  .process-steps {
    flex-direction: column;
  }
  .process-arrow {
    transform: rotate(90deg);
  }
}


/* Section 5: Comparison */
.smart-watt-comparison {
  /* background: #e6e6e6; */
  padding: 80px 20px;
  text-align: center;
}

.comparison-container {
  max-width: 1200px;
  margin: 0 auto;
}

.comparison-heading {
  font-size: 2.2rem;
  color: #00a884;
  margin-bottom: 15px;
}

.comparison-subheading {
  font-size: 1.1rem;
  color: #444;
  margin-bottom: 50px;
}

.comparison-columns {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  justify-content: center;
}

.comparison-box {
  flex: 1 1 400px;
  background: #e6e6e6; ;
  border-radius: 12px;
  padding: 40px 30px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.05);
  text-align: left;
  transition: transform 0.3s ease;
  border-bottom: 4px solid #00a884;

}

.comparison-box:hover {
  transform: translateY(-5px);
}

.comparison-box h3 {
  color: #00a884;
  margin-bottom: 20px;
}

.comparison-box ul {
  list-style: none;
  padding: 0;
}

.comparison-box ul li {
  margin-bottom: 12px;
  font-size: 1rem;
  color: #333;
  position: relative;
  padding-left: 20px;
}

.comparison-box ul li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #00a884;
  font-weight: bold;
}

/* Responsive */
@media only screen and (max-width: 768px) {
  .comparison-columns {
    flex-direction: column;
  }
}


/* Section 6: CTA */
.smart-watt-cta {
  background: linear-gradient(135deg, #00a884, #007a66);
  padding: 100px 20px;
  text-align: center;
  color: #fff;
  border-radius: 12px;
      border-bottom: 4px solid #0d1b2a;
}

.cta-container {
  max-width: 900px;
  margin: 0 auto;
}

.cta-heading {
  font-size: 2.5rem;
  margin-bottom: 20px;
  font-weight: bold;
}

.cta-subheading {
  font-size: 1.2rem;
  margin-bottom: 40px;
  line-height: 1.6;
  color: #f0f0f0;
}

.cta-button {
  display: inline-block;
  padding: 15px 35px;
  background: #fff;
  color: #00a884;
  font-size: 1.1rem;
  font-weight: bold;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.cta-button:hover {
  background: #f0f0f0;
  color: #007a66;
}

/* Responsive */
@media only screen and (max-width: 768px) {
  .cta-heading {
    font-size: 2rem;
  }
  .cta-subheading {
    font-size: 1rem;
  }
}