/* Added will-change and contain for better performance */
.skidlers-popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 999999;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  contain: layout style paint;
}

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

.skidlers-popup-container {
  position: relative;
  background: white;
  max-width: 900px;
  width: 90%;
  max-height: 90vh;
  border-radius: 0;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  transform: scale(0.8);
  /* Simplified transition - removed color transition, only transform */
  transition: transform 0.3s ease;
  will-change: transform;
  contain: layout style;
}

.skidlers-popup-overlay.active .skidlers-popup-container {
  transform: scale(1);
}

.skidlers-popup-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 30px;
  cursor: pointer;
  z-index: 10;
  color: #333;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background-color 0.2s ease;
}

.skidlers-popup-close:hover {
  background-color: rgba(0, 0, 0, 0.1);
}

.skidlers-popup-content {
  display: flex;
  min-height: 500px;
}

.skidlers-popup-left {
  flex: 1;
  padding: 60px 50px 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: white;
}

.skidlers-popup-right {
  flex: 1;
  background: #f5f5f5;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  /* Added contain to reduce repaints */
  contain: layout style paint;
}

.skidlers-logo img {
  height: 50px;
  margin-bottom: 25px;
  /* Lazy loaded image optimization */
  content-visibility: auto;
}

.skidlers-popup-title {
  font-size: 36px;
  font-weight: bold;
  color: #333;
  margin: 0 0 10px 0;
  letter-spacing: 1px;
}

.skidlers-popup-subtitle {
  font-size: 16px;
  color: #333;
  margin: 0 0 30px 0;
  line-height: 1.4;
}

.skidlers-checkbox-container {
  margin-bottom: 20px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.skidlers-checkbox-container input[type="checkbox"] {
  margin-top: 3px;
  flex-shrink: 0;
}

.skidlers-checkbox-container label {
  font-size: 12px;
  color: #666;
  line-height: 1.4;
}

.skidlers-checkbox-container a {
  color: #007cba;
  text-decoration: underline;
}

.skidlers-checkbox-container a:hover {
  text-decoration: none;
}

.skidlers-input-container {
  margin-bottom: 20px;
}

.skidlers-input-container input {
  width: 100%;
  padding: 15px;
  border: 1px solid #ddd;
  font-size: 16px;
  background: white;
  box-sizing: border-box;
}

.skidlers-input-container input:focus {
  outline: none;
  border-color: #007cba;
}

.skidlers-signup-btn {
  width: 100%;
  padding: 15px;
  background-color: #666;
  color: white;
  border: none;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  letter-spacing: 1px;
  transition: background-color 0.2s ease;
  margin-bottom: 10px;
}

.skidlers-signup-btn:hover {
  background-color: #555;
}

.skidlers-signup-btn:disabled {
  background-color: #ccc;
  cursor: not-allowed;
}

.skidlers-popup-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background-color: #f5f5f5;
  /* Content visibility optimization */
  content-visibility: auto;
}

.skidlers-message {
  margin-top: 15px;
  padding: 10px;
  border-radius: 4px;
  font-size: 14px;
  display: none;
}

.skidlers-message.success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.skidlers-message.error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.skidlers-whatsapp-btn {
  width: 100%;
  padding: 12px;
  background-color: #25D366;
  color: white;
  border: none;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}

.skidlers-whatsapp-btn:hover {
  background-color: #20BA57;
}

.skidlers-whatsapp-icon {
  width: 16px;
  height: 16px;
}

@media (max-width: 768px) {
  .skidlers-popup-container {
    width: 95%;
    max-height: 95vh;
    max-width: 100%;
  }

  .skidlers-popup-content {
    flex-direction: column;
    min-height: auto;
  }

  .skidlers-popup-left {
    padding: 25px 20px 20px;
    order: 2;
  }

  .skidlers-popup-right {
    height: 300px;
    order: 1;
  }

  .skidlers-popup-title {
    font-size: 24px;
    margin-bottom: 8px;
  }

  .skidlers-popup-subtitle {
    font-size: 13px;
    margin-bottom: 15px;
  }

  .skidlers-logo img {
    height: 32px;
    margin-bottom: 10px;
  }

  .skidlers-checkbox-container label {
    font-size: 11px;
  }

  .skidlers-input-container input {
    padding: 12px;
    font-size: 16px;
  }

  .skidlers-signup-btn {
    padding: 12px;
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  .skidlers-popup-container {
    width: 96%;
    max-height: 100vh;
  }

  .skidlers-popup-left {
    padding: 20px 15px 15px;
  }

  .skidlers-popup-right {
    height: 280px;
    max-height: 280px;
  }

  .skidlers-popup-title {
    font-size: 20px;
    margin-bottom: 5px;
  }

  .skidlers-popup-subtitle {
    font-size: 12px;
    margin-bottom: 12px;
    line-height: 1.3;
  }

  .skidlers-logo img {
    height: 28px;
    margin-bottom: 8px;
  }

  .skidlers-checkbox-container {
    margin-bottom: 12px;
    gap: 6px;
  }

  .skidlers-checkbox-container label {
    font-size: 10px;
    line-height: 1.3;
  }

  .skidlers-input-container {
    margin-bottom: 12px;
  }

  .skidlers-input-container input {
    padding: 10px;
    font-size: 16px;
    border: 1px solid #ddd;
  }

  .skidlers-signup-btn {
    padding: 10px;
    font-size: 13px;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
  }

  .skidlers-whatsapp-btn {
    padding: 10px;
    font-size: 12px;
  }

  .skidlers-popup-close {
    top: 8px;
    right: 8px;
    font-size: 22px;
    width: 32px;
    height: 32px;
  }
}

@media (max-width: 360px) {
  .skidlers-popup-container {
    width: 97%;
  }

  .skidlers-popup-left {
    padding: 18px 12px 12px;
  }

  .skidlers-popup-right {
    height: 250px;
  }

  .skidlers-popup-title {
    font-size: 18px;
  }

  .skidlers-popup-subtitle {
    font-size: 11px;
  }

  .skidlers-logo img {
    height: 26px;
    margin-bottom: 6px;
  }

  .skidlers-checkbox-container label {
    font-size: 9px;
  }

  .skidlers-signup-btn {
    padding: 9px;
    font-size: 12px;
  }

  .skidlers-whatsapp-btn {
    padding: 9px;
    font-size: 11px;
  }
}