/* ============================================
   CONTENT UPGRADE COMPONENT
   ============================================
   
   Styles for downloadable resource sections
   within blog posts with email capture.
   ============================================ */

.content-upgrade {
  margin: 3rem 0;
  padding: 0;
}

.content-upgrade__container {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
  position: relative;
  overflow: hidden;
}

/* Decorative background pattern */
.content-upgrade__container::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: 0.3;
  pointer-events: none;
}

/* Badge */
.content-upgrade__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  margin-bottom: 1.5rem;
  font-size: 14px;
  font-weight: 600;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.content-upgrade__icon {
  width: 20px;
  height: 20px;
  stroke: #ffffff;
}

/* Content Layout */
.content-upgrade__content {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 2rem;
  align-items: start;
  position: relative;
  z-index: 1;
}

/* Preview Image */
.content-upgrade__preview {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  background: #ffffff;
  padding: 1rem;
}

.content-upgrade__preview-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
}

/* Text Content */
.content-upgrade__text {
  color: #ffffff;
}

.content-upgrade__title {
  font-size: 1.75rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 1rem 0;
  line-height: 1.3;
}

.content-upgrade__description {
  font-size: 1.125rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.95);
  margin: 0 0 1.5rem 0;
}

/* Resource Meta Info */
.content-upgrade__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.content-upgrade__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.15);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  backdrop-filter: blur(10px);
}

.content-upgrade__meta-icon {
  width: 16px;
  height: 16px;
  stroke: #ffffff;
}

/* Benefits List */
.content-upgrade__benefits {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem 0;
}

.content-upgrade__benefit {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.95);
}

.content-upgrade__check-icon {
  width: 20px;
  height: 20px;
  stroke: #4caf50;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  padding: 3px;
}

/* Form */
.content-upgrade__form {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.content-upgrade__input-group {
  margin-bottom: 1rem;
}

.content-upgrade__input {
  width: 100%;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  background: #ffffff;
  color: #333333;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.content-upgrade__input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.content-upgrade__input::placeholder {
  color: #999999;
}

/* Honeypot (hidden) */
.content-upgrade__honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
}

/* Submit Button */
.content-upgrade__button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: #ffffff;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  margin-bottom: 1rem;
}

.content-upgrade__button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.content-upgrade__button:active {
  transform: translateY(0);
}

.content-upgrade__button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.content-upgrade__button-icon {
  width: 20px;
  height: 20px;
  stroke: #ffffff;
}

/* Privacy Notice */
.content-upgrade__privacy {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 13px;
  color: #666666;
  margin: 0;
  line-height: 1.5;
}

.content-upgrade__privacy-icon {
  width: 14px;
  height: 14px;
  stroke: #666666;
  flex-shrink: 0;
}

.content-upgrade__privacy-link {
  color: #667eea;
  text-decoration: none;
  font-weight: 500;
}

.content-upgrade__privacy-link:hover {
  text-decoration: underline;
}

/* Success Message */
.content-upgrade__success {
  background: #ffffff;
  border-radius: 12px;
  padding: 2.5rem;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.content-upgrade__success-icon {
  width: 60px;
  height: 60px;
  stroke: #4caf50;
  margin: 0 auto 1.5rem;
  display: block;
}

.content-upgrade__success-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #333333;
  margin: 0 0 0.75rem 0;
}

.content-upgrade__success-text {
  font-size: 1rem;
  color: #666666;
  margin: 0 0 1rem 0;
}

.content-upgrade__success-email {
  color: #667eea;
  font-weight: 600;
}

.content-upgrade__success-note {
  font-size: 14px;
  color: #999999;
  margin: 0;
}

.content-upgrade__resend {
  color: #667eea;
  text-decoration: none;
  font-weight: 500;
}

.content-upgrade__resend:hover {
  text-decoration: underline;
}

/* Direct Download Link */
.content-upgrade__direct {
  margin-top: 1.5rem;
  text-align: center;
}

.content-upgrade__direct-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  border-radius: 50px;
  text-decoration: none;
  transition: background 0.3s ease, transform 0.2s ease;
}

.content-upgrade__direct-link:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.content-upgrade__direct-link svg {
  width: 20px;
  height: 20px;
  stroke: #ffffff;
}

/* Responsive */
@media (max-width: 768px) {
  .content-upgrade__container {
    padding: 2rem 1.5rem;
  }

  .content-upgrade__content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .content-upgrade__preview {
    max-width: 200px;
    margin: 0 auto;
  }

  .content-upgrade__title {
    font-size: 1.5rem;
  }

  .content-upgrade__description {
    font-size: 1rem;
  }

  .content-upgrade__form {
    padding: 1.5rem;
  }

  .content-upgrade__meta {
    gap: 0.5rem;
  }

  .content-upgrade__meta-item {
    font-size: 13px;
    padding: 0.4rem 0.8rem;
  }
}

/* Dark Mode */
.dark-mode .content-upgrade__form {
  background: rgba(255, 255, 255, 0.98);
}

.dark-mode .content-upgrade__input {
  background: #ffffff;
  color: #333333;
  border-color: #e0e0e0;
}

.dark-mode .content-upgrade__success {
  background: rgba(255, 255, 255, 0.98);
}

/* Print */
@media print {
  .content-upgrade {
    display: none;
  }
}

/* Animation */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.content-upgrade {
  animation: slideInUp 0.6s ease-out;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .content-upgrade {
    animation: none;
  }
  
  .content-upgrade__button {
    transition: none;
  }
}