/* Floating Contact and Chat Buttons */
.floating-contact-btn,
.floating-chat-btn {
  position: fixed;
  right: 20px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--fistudy-base);
  color: var(--fistudy-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(var(--fistudy-base-rgb), 0.28);
  transition: all 0.3s ease;
  z-index: 9998;
  border: none;
  outline: none;
}

.floating-contact-btn { bottom: 126px; }
.floating-chat-btn { bottom: 72px; }

/* Floating Search Button */
.floating-search-btn { bottom: 180px; }

.floating-contact-btn:hover,
.floating-chat-btn:hover,
.floating-search-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(var(--fistudy-base-rgb), 0.4);
  background: var(--fistudy-primary);
}

.contact-icon,
.chat-icon,
.search-icon {
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-tooltip,
.chat-tooltip,
.search-tooltip {
  position: absolute;
  right: 70px;
  background: var(--fistudy-black);
  color: var(--fistudy-white);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 14px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  pointer-events: none;
}

.contact-tooltip::after,
.chat-tooltip::after,
.search-tooltip::after {
  content: '';
  position: absolute;
  right: -5px;
  top: 50%;
  transform: translateY(-50%);
  border-left: 5px solid var(--fistudy-black);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}

.floating-contact-btn:hover .contact-tooltip,
.floating-chat-btn:hover .chat-tooltip,
.floating-search-btn:hover .search-tooltip {
  opacity: 1;
  visibility: visible;
}

/* Popup Overlay */
.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(var(--fistudy-black-rgb), 0.5);
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.popup-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Contact Popup */
.contact-popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.8);
  background: var(--fistudy-white);
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(var(--fistudy-black-rgb), 0.2);
  width: 90%;
  max-width: 450px;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.contact-popup.active {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.contact-popup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  border-bottom: 1px solid #eee;
  background: var(--fistudy-base);
  color: var(--fistudy-white);
  border-radius: 12px 12px 0 0;
}

.contact-popup-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.close-popup {
  background: none;
  border: none;
  color: var(--fistudy-white);
  font-size: 20px;
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.close-popup:hover {
  transform: scale(1.1);
}

.contact-popup-content {
  padding: 25px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
  padding: 15px;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.contact-item:hover {
  background: #f8f9fa;
}

.contact-item:last-child {
  margin-bottom: 0;
}

.contact-item .contact-icon {
  width: 40px;
  height: 40px;
  background: var(--fistudy-base);
  color: var(--fistudy-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  flex-shrink: 0;
}

.contact-item .contact-icon i {
  font-size: 16px;
}

.contact-details h4 {
  margin: 0 0 5px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--fistudy-black);
}

.contact-details a,
.contact-details p {
  margin: 0;
  color: var(--fistudy-gray);
  text-decoration: none;
  line-height: 1.5;
}

.contact-details a:hover {
  color: var(--fistudy-base);
}

/* Chat Popup */
.chat-popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.8);
  background: var(--fistudy-white);
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(var(--fistudy-black-rgb), 0.2);
  width: 90%;
  max-width: 400px;
  height: 500px;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.chat-popup.active {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.chat-popup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  border-bottom: 1px solid #eee;
  background: var(--fistudy-base);
  color: var(--fistudy-white);
  border-radius: 12px 12px 0 0;
}

.chat-popup-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.chat-popup-content {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 0;
}

.chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  max-height: 350px;
}

.message {
  margin-bottom: 15px;
  display: flex;
  flex-direction: column;
}

.bot-message .message-content {
  background: #f1f3f4;
  padding: 12px 16px;
  border-radius: 18px 18px 18px 4px;
  max-width: 80%;
  align-self: flex-start;
}

.user-message {
  align-items: flex-end;
}

.user-message .message-content {
  background: var(--fistudy-base);
  color: var(--fistudy-white);
  padding: 12px 16px;
  border-radius: 18px 18px 4px 18px;
  max-width: 80%;
  align-self: flex-end;
}

.message-content p {
  margin: 0;
  font-size: 14px;
  line-height: 1.4;
}

.message-time {
  font-size: 11px;
  color: var(--fistudy-gray);
  margin-top: 5px;
  align-self: flex-start;
}

.chat-input-area {
  display: flex;
  padding: 15px 20px;
  border-top: 1px solid #eee;
  background: #f8f9fa;
  border-radius: 0 0 12px 12px;
}

.chat-input-area input {
  flex: 1;
  border: 1px solid #ddd;
  border-radius: 20px;
  padding: 10px 15px;
  font-size: 14px;
  outline: none;
  margin-right: 10px;
}

.chat-input-area input:focus {
  border-color: var(--fistudy-base);
}

.chat-input-area button {
  width: 40px;
  height: 40px;
  border: none;
  background: var(--fistudy-base);
  color: var(--fistudy-white);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.chat-input-area button:hover {
  background: var(--fistudy-primary);
  transform: scale(1.05);
}

.chat-input-area button i {
  font-size: 14px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .floating-contact-btn,
  .floating-chat-btn {
    width: 44px;
    height: 44px;
    right: 16px;
  }

  .floating-chat-btn { bottom: 84px; }
  .floating-contact-btn { bottom: 132px; }
  .floating-search-btn { bottom: 180px; }

  .contact-icon,
  .chat-icon,
  .search-icon {
    font-size: 20px;
  }

  .contact-tooltip,
  .chat-tooltip,
  .search-tooltip {
    display: none;
  }

  .contact-popup {
    width: 95%;
    max-width: none;
  }

  .chat-popup {
    width: 95%;
    max-width: none;
    height: 450px;
  }
}

@media (max-width: 480px) {
  .contact-popup-header,
  .chat-popup-header {
    padding: 15px 20px;
  }

  .contact-popup-content {
    padding: 20px;
  }

  .contact-item {
    padding: 10px;
  }

  .contact-item .contact-icon {
    width: 35px;
    height: 35px;
  }

  .contact-item .contact-icon i {
    font-size: 14px;
  }

  .chat-messages {
    padding: 15px;
  }

  .chat-input-area {
    padding: 10px 15px;
  }
} 

/* Floating Syllabus Button - Left side on course pages */
.floating-syllabus-btn {
  position: fixed;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9998;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  background: var(--fistudy-base, #0d6efd);
  color: #fff;
  padding: 16px 10px;
  border-radius: 0 8px 8px 0;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 2px 2px 12px rgba(0,0,0,0.15);
  transition: all 0.3s ease;
  border: none;
  outline: none;
}

.floating-syllabus-btn:hover {
  background: var(--fistudy-primary, #0b5ed7);
  color: #fff;
  padding-left: 14px;
  box-shadow: 4px 2px 18px rgba(0,0,0,0.25);
  text-decoration: none;
}

.floating-syllabus-btn i {
  writing-mode: horizontal-tb;
  font-size: 18px;
}

@media (max-width: 768px) {
  .floating-syllabus-btn {
    font-size: 12px;
    padding: 12px 8px;
  }
}