General styling for the dark theme
body, html {
  font-family: 'Poppins', sans-serif;
  margin: 0;
  padding: 0;
  color: #e2e8f0;
  height: 100%;
  overflow-x: hidden;
   user-select: none;
  -webkit-user-select: none; /* Safari */
  -ms-user-select: none;     /* IE10+ */
  
}

/* Background wrapper */
.hero-bg {
  min-height: 100%;
  background: radial-gradient(circle at top left, #38bdf8 0%, transparent 40%),
              radial-gradient(circle at bottom right, #1e3a5f 0%, transparent 50%),
              linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  background-size: cover;
  background-position: center;
  background-attachment: fixed; 
  transition: background 0.5s ease;
}

/* anir color pallet */

/* Navbar Base */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgb(248, 248, 248);
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  z-index: 9999;
}

/* Container for logo + bulbs */
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6px 20px;  /* 🔽 reduced vertical padding */
  display: flex;
  justify-content: space-between;
  align-items: center;
}
/* Desktop view adjustments */
@media (min-width: 1024px) {
  .nav-container {
    justify-content: flex-start;  /* sab kuch left */
    gap: 40px;  /* logo aur bulbs ke beech ka gap */
  }

  .color-lights {
    margin-left: auto; /* bulbs ko right side me dhakelo */
  }
}


/* Logo */
.nav-logo {
  width: 70px;  /* pehle 80px tha */
  height: auto;
}


/* Light Bulbs */
.color-lights {
  display: flex;
  gap: 15px;
}

.light-bulb {
  font-size: 28px;
  cursor: pointer;
  transition: transform 0.3s;
}

.light-bulb:hover {
  transform: scale(1.2);
}

.light-bulb i {
  -webkit-text-stroke: 1px black; /* border inside bulb */
}

/* Glow Colors */
 .bulb-default i { color: #38bdf8; text-shadow: 0 0 6px #38bdf8, 0 0 12px #0f172a; }
/*.bulb-yellow i { color: #f3ef02; text-shadow: 0 0 6px #f3ef02, 0 0 12px #ddec03; }
.bulb-red i    { color: #7c095f; text-shadow: 0 0 6px #790ed1, 0 0 12px #7c095f; }
.bulb-green i  { color: #22c55e; text-shadow: 0 0 6px #22c55e, 0 0 12px #14532d; } */


/* ✅ New Glow Effects */
.bulb-coolwhite i {
  color: #bcd7ff;
  text-shadow: 0 0 6px #bcd7ff, 0 0 12px #8fb6f5;
}
.bulb-naturalwhite i {
  color: #f2f2e9;
  text-shadow: 0 0 6px #f2f2e9, 0 0 12px #dcd7c9;
}
.bulb-warmwhite i {
  color: #ffe9c7;
  text-shadow: 0 0 6px #ffe9c7, 0 0 12px #f7d8a0;
}

/* anir color pallet */

/* Tab navigation styling */
.tab-button {
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
}
.tab-button.active {
  color: #38bdf8;
  font-weight: 700;
}
.tab-button.active::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: #38bdf8;
  border-radius: 9999px;
  animation: tabUnderline 0.3s ease-in-out forwards;
}
@keyframes tabUnderline {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

/* Content animation styling */
.tab-content {
  display: none;
}
.tab-content.active {
  display: block;
}

/* Reveal animation for sections */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* Card and button styling */
.card {
  background-color: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(5px);
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              box-shadow 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.25);
  border-color: #38bdf8;
}

/*  Intelligent Lighting for a Smarter Future */

.card {
  background: #111827; /* Tailwind bg-gray-900 shade */
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: 0px 4px 20px rgba(0,0,0,0.4);
  text-align: center;
  transition: transform 0.3s ease-in-out;
}
.card:hover {
  transform: translateY(-5px);
}





    /* ===== Floating Buttons (common style) ===== */
    .floating-btn {
      position: fixed;
      right: 7px;
      width: 45px;
      height: 45px;
      border-radius: 50%;
      display: flex;
      justify-content: center;
      align-items: center;
      box-shadow: 0 2px 8px rgba(0,0,0,0.3);
      z-index: 1000;
      text-decoration: none;
      cursor: pointer;
    }

    /* WhatsApp Button */
    .whatsapp {
      bottom: 35px;
      background-color: #25D366;
    }
    .whatsapp img {
      width: 60%;
      height: 60%;
    }

    /* Products Button */
    .products {
      bottom: 90px; /* above WhatsApp */
      background-color: #0c1a29; /* blue */
      color: #fff;
      font-size: 24px;
    }

    /* Responsive tweaks */
    @media (max-width: 768px) {
      .logo {
        max-width: 90px;
      }
      .floating-btn {
        width: 50px;
        height: 50px;
      }
      .products {
        font-size: 20px;
      }
    }

    @media (max-width: 480px) {
      .logo {
        max-width: 70px;
      }
      .floating-btn {
        width: 45px;
        height: 45px;
        right: 15px;
      }
      .products {
        bottom: 75px;
        font-size: 18px;
      }
      .whatsapp {
        bottom: 15px;
      }
    }

    

     /* Extra custom styles for navigation buttons */
.swiper-button-prev,
.swiper-button-next {
  font-size: 22px;
  font-weight: bold;
  background: rgba(255, 255, 255, 0.15);
  padding: 12px;
  border-radius: 50%;
  transition: all 0.3s ease;
    z-index: 50; /* high so it's clickable */
}

.swiper-button-prev:hover,
.swiper-button-next:hover {
  background: rgba(255, 255, 255, 0.35);
}


.swiper-button-prev::after,
.swiper-button-next::after {
  color: black !important;
  font-size: 22px;
  font-weight: bold;
}



/* Sustainability */