/* default styling============================================================================================================== */
@import url("https://fonts.googleapis.com/css2?family=Josefin+Sans:wght@500;700&display=swap");
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
*::-webkit-scrollbar {
  display: none;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "Josefin Sans";
}

/* navbar animations============================================================================================================== */
#checkbox {
  display: none;
}
.toggle {
  position: relative;
  width: 40px;
  height: 40px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition-duration: 0.3s;
}
.bars {
  width: 100%;
  height: 4px;
  background-color: rgb(43, 173, 224);
  border-radius: 5px;
  transition-duration: 0.3s;
}
#checkbox:checked + .toggle .bars {
  margin-left: 13px;
}
#checkbox:checked + .toggle #bar2 {
  transform: rotate(135deg);
  margin-left: 0;
  transform-origin: center;
  transition-duration: 0.3s;
}
#checkbox:checked + .toggle #bar1 {
  transform: rotate(45deg);
  transition-duration: 0.3s;
  transform-origin: left center;
}
#checkbox:checked + .toggle #bar3 {
  transform: rotate(-45deg);
  transition-duration: 0.3s;
  transform-origin: left center;
}
.navbar {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(
    135deg,
    rgba(26, 42, 108, 0.7),
    rgba(178, 31, 31, 0.7),
    rgba(253, 187, 45, 0.7)
  );
  box-shadow: 0px 5px 8px rgba(0, 0, 0, 0.4);
  z-index: 999;
}
.navbar .text-wrapper span {
  color: #fff;
  font-weight: 800;
  font-size: 1.2rem;
  position: relative;
}
.navbar-brand {
  position: relative;
  display: inline-block;
  overflow: hidden;
  width: 150px;
  height: 35px;
}
.text-wrapper {
  display: flex;
  position: relative;
  width: 100%;
  overflow: hidden;
}
.virtual-assistant,
.sunetra {
  position: absolute;
  white-space: nowrap;
  transition: transform 0.4s ease-in-out;
}
.virtual-assistant {
  transform: translateX(0);
}
.sunetra {
  transform: translateX(100%);
}
.navbar-brand:hover .virtual-assistant {
  transform: translateX(-100%);
}
.navbar-brand:hover .sunetra {
  transform: translateX(-150%);
}
.navbar-brand:not(:hover) .sunetra {
  transform: translateX(100%);
}

.navbar-brand:not(:hover) .virtual-assistant {
  transform: translateX(0);
}
.navbar-nav li a {
  color: #fff;
  font-weight: 400;
  margin-right: 10px;
  position: relative;
  display: inline-block;
  transition: color 0.3s ease;
}
.navbar-nav li a::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  left: 0;
  bottom: -3px;
  background-color: #53e7f5;
  transition: width 0.4s ease;
}
.navbar-nav li a:hover::after {
  width: 100%;
}
.navbar-nav li a:hover {
  color: #53e7f5;
}
.navbar-nav li a {
  display: inline-block;
  position: relative;
  transition: transform 0.3s ease, color 0.3s ease;
}

/* hero banner style ==================================================================================================================== */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  background-image: url("AI-thumb.jpg");
  background-size: cover;
  background-position: center;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}
.message-box {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 900px;
  padding: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
#messageText {
  flex-grow: 1;
  padding: 15px 20px;
  font-size: 1.2rem;
  border-radius: 30px;
  border: none;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  outline: none;
  transition: all 0.3s ease-in-out;
  background: rgba(255, 255, 255, 0.8);
}
#messageText:focus {
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
}
#voiceButton {
  position: relative;
  width: 63px;
  height: 60px;
  margin-left: 15px;
  border-radius: 50%;
  background-color: #53e7f5;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease-in-out;
  cursor: pointer;
}
#voiceButton:hover {
  background-color: #fb4525;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
  transform: scale(1.1);
}
#voiceButton i {
  font-size: 1.5rem;
}
.gif-overlay {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 9999;
}
.gif-overlay img {
  width: 600px;
}

/* modal css ================================================================================= */
.modal-content {
  border-radius: 15px;
  overflow: hidden;
}
.modal-left {
  background-image: url("popup.png"); 
  background-size: cover;
  background-position: center;
}
.modal-right {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  padding: 20px;
}
.modal-body h2 {
  font-size: 28px;
  font-weight: bold;
  color: #333;
}
.modal-body p {
  font-size: 18px;
  color: #555;
  margin-bottom: 30px;
}
.btn-primary {
    display: inline-block;
    padding: 12px 30px;
    background: linear-gradient(135deg, #ff7e5f, #feb47b); 
    color: white;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    text-decoration: none;
    position: relative;
    overflow: hidden;
  }
  .btn-primary:hover {
    color: #000000;
    background: linear-gradient(135deg, #feb47b, #ff7e5f); 
    box-shadow: 0 15px 20px rgba(0, 0, 0, 0.3);
    transform: translateY(-3px); 
  }
  .btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300%;
    height: 300%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0));
    transition: all 0.75s ease;
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.1);
    z-index: 0;
  }
  .btn-primary:hover::before {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  .btn-primary:hover,
  .btn-primary {
    z-index: 1;
  }

/* media query (responsive) ================================================================================================= */
@media (max-width: 768px) {
  .hero-section {
    padding: 50px 0;
  }
  .message-box {
    max-width: 700px;
  }
  #messageText {
    font-size: 1rem;
  }
  #voiceButton {
    width: 53px;
    height: 50px;
  }
}
@media (max-width: 500px) {
  .message-box {
    max-width: 400px;
  }
}