html {
  scroll-behavior: smooth;
}
.gradient-text {
  background: linear-gradient(to right, #2563eb, #9333ea);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-gradient {
  background: linear-gradient(to right, #2563eb, #9333ea);
  filter: blur(3rem);
  opacity: 0.2;
}
.card-hover {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card-hover: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);
}
.mobile-menu {
  display: none;
}
.mobile-menu.active {
  display: block;
}

@media (max-width: 768px) {
  .desktop-nav {
    display: none !important;
  }
}

/* AI Assistant Styles */
.chat-widget {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
}

.chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #8b8be1 0%, #000000 100%);
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.2);
}

.chat-container {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 350px;
  height: 500px;
  background: white;
  border-radius: 15px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  display: none;
  flex-direction: column;
  overflow: hidden;
}

.chat-container.active {
  display: flex;
}

.chat-header {
  background: linear-gradient(135deg, #8b8be1 0%, #000000 100%);
  color: white;
  padding: 15px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chat-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
}

.chat-close {
  background: none;
  border: none;
  color: white;
  font-size: 18px;
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.message {
  max-width: 80%;
  padding: 12px 16px;
  border-radius: 18px;
  font-size: 14px;
  line-height: 1.4;
}

.message.bot {
  background: #f1f3f5;
  color: #333;
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.message.user {
  background: linear-gradient(135deg, #8b8be1 0%, #000000 100%);
  color: white;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.chat-input-container {
  padding: 15px 20px;
  border-top: 1px solid #e9ecef;
  display: flex;
  gap: 10px;
}

.chat-input {
  flex: 1;
  border: 1px solid #ddd;
  border-radius: 20px;
  padding: 10px 15px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.3s ease;
}

.chat-input:focus {
  border-color: #667eea;
}

.chat-send {
  background: linear-gradient(135deg, #8b8be1 0%, #000000 100%);
  border: none;
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
}

.chat-send:hover {
  transform: scale(1.05);
}

.typing-indicator {
  display: none;
  align-items: center;
  gap: 5px;
  padding: 12px 16px;
  background: #f1f3f5;
  border-radius: 18px;
  border-bottom-left-radius: 4px;
  align-self: flex-start;
  max-width: 80%;
}

.typing-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #999;
  animation: typing 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) {
  animation-delay: -0.32s;
}
.typing-dot:nth-child(2) {
  animation-delay: -0.16s;
}

@keyframes typing {
  0%,
  80%,
  100% {
    transform: scale(0);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

@media (max-width: 768px) {
  .chat-container {
    width: 300px;
    height: 450px;
  }

  .chat-widget {
    bottom: 15px;
    right: 15px;
  }
}