/**
 * IELTS Writing Task 1 Image Generator Styles
 */

/* Container */
.writing-image-container {
  margin: 0 0 20px 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.3s ease;
}

@media (max-width: 900px) {
  .writing-image-container {
    margin: 0 -12px 16px -12px;
    border-radius: 0;
  }
}

@media (max-width: 640px) {
  .writing-image-container {
    margin: 0 -8px 12px -8px;
  }
}

/* Loading State */
.writing-image-container.loading {
  background: var(--surface-muted);
  border: 2px dashed var(--line);
  padding: 40px 20px;
}

.writing-image-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}

.writing-image-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--surface-muted);
  border-top-color: var(--teal);
  border-radius: 50%;
  animation: writing-image-spin 1s linear infinite;
}

@keyframes writing-image-spin {
  to {
    transform: rotate(360deg);
  }
}

.writing-image-loading-text {
  max-width: 400px;
}

.writing-image-loading-text strong {
  display: block;
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 8px;
}

.writing-image-loading-text p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.writing-image-progress {
  width: 100%;
  max-width: 300px;
  height: 6px;
  background: var(--surface-strong);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 16px;
}

.writing-image-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--teal), var(--cyan));
  border-radius: 999px;
  width: 0%;
  transition: width 0.5s ease;
}

/* Ready State */
.writing-image-container.ready {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.writing-image-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--surface-muted);
  border-bottom: 1px solid var(--line);
}

.writing-image-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  background: rgba(0, 191, 166, 0.12);
  color: var(--teal-dark);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.writing-image-source {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
}

.writing-image-wrapper {
  padding: 20px;
  background: #ffffff;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 300px;
  position: relative;
}

@media (max-width: 900px) {
  .writing-image-wrapper {
    padding: 16px;
    min-height: 250px;
  }
}

@media (max-width: 640px) {
  .writing-image-wrapper {
    padding: 12px;
    min-height: 200px;
  }
}

html[data-theme='dark'] .writing-image-wrapper {
  background: var(--surface-strong);
}

.writing-image {
  max-width: 100%;
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
  display: block;
}

@media (min-width: 901px) {
  .writing-image:hover {
    transform: scale(1.02);
  }
}

.writing-image-actions {
  display: flex;
  gap: 10px;
  padding: 12px 16px;
  background: var(--surface-muted);
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .writing-image-actions {
    flex-direction: column;
    gap: 8px;
  }
  
  .writing-image-actions .btn-sm {
    width: 100%;
    justify-content: center;
  }
}

.btn-sm {
  padding: 8px 14px;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.btn-sm svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* Error State */
.writing-image-container.error {
  background: rgba(223, 107, 103, 0.08);
  border: 2px solid rgba(223, 107, 103, 0.2);
  padding: 40px 20px;
}

.writing-image-container.pending {
  background: rgba(11, 132, 243, 0.08);
  border: 2px dashed rgba(11, 132, 243, 0.24);
  padding: 32px 20px;
}

.writing-image-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.writing-image-error svg {
  color: var(--danger);
  opacity: 0.7;
}

.writing-image-error strong {
  display: block;
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 4px;
}

.writing-image-error p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.9rem;
  max-width: 400px;
}

/* Fullscreen Modal */
.writing-image-fullscreen-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.writing-image-fullscreen-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  cursor: zoom-out;
}

.writing-image-fullscreen-content {
  position: relative;
  max-width: 95vw;
  max-height: 95vh;
  cursor: default;
}

.writing-image-fullscreen-content img {
  max-width: 100%;
  max-height: 95vh;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.writing-image-fullscreen-close {
  position: absolute;
  top: -40px;
  right: 0;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  color: white;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.writing-image-fullscreen-close:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

/* Responsive */
@media (max-width: 900px) {
  .writing-image-wrapper {
    padding: 16px;
    min-height: 250px;
  }

  .writing-image-header {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
  }

  .writing-image-badge {
    font-size: 0.75rem;
    padding: 5px 10px;
  }

  .writing-image-source {
    font-size: 0.7rem;
  }
}

@media (max-width: 640px) {
  .writing-image-container.loading,
  .writing-image-container.error {
    padding: 30px 16px;
  }

  .writing-image-wrapper {
    padding: 12px;
    min-height: 200px;
  }

  .writing-image-header {
    padding: 10px 12px;
  }

  .writing-image-loading-text strong {
    font-size: 1rem;
  }

  .writing-image-loading-text p {
    font-size: 0.85rem;
  }

  .writing-image-spinner {
    width: 40px;
    height: 40px;
  }
}

/* Dark Mode */
html[data-theme='dark'] .writing-image-container.loading {
  background: var(--surface-muted);
  border-color: rgba(255, 255, 255, 0.1);
}

html[data-theme='dark'] .writing-image-container.ready {
  background: var(--surface-strong);
  border-color: rgba(255, 255, 255, 0.08);
}

html[data-theme='dark'] .writing-image-container.error {
  background: rgba(223, 107, 103, 0.12);
  border-color: rgba(223, 107, 103, 0.25);
}

html[data-theme='dark'] .writing-image-header,
html[data-theme='dark'] .writing-image-actions {
  background: var(--surface-muted);
  border-color: rgba(255, 255, 255, 0.08);
}

html[data-theme='dark'] .writing-image-badge {
  background: rgba(0, 191, 166, 0.16);
  color: #dff8f3;
}

html[data-theme='dark'] .writing-image-spinner {
  border-color: var(--surface-strong);
  border-top-color: var(--teal);
}

html[data-theme='dark'] .writing-image-progress {
  background: var(--surface-strong);
}

/* Animation for image appearance */
.writing-image {
  animation: imageAppear 0.5s ease;
}

@keyframes imageAppear {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Placeholder for no image needed */
.writing-image-not-needed {
  display: none;
}