/* ============================================================
   WordCloud Page — AI 词云生成
   ============================================================ */

.wordcloud-page {
  min-height: 100vh;
  padding: 0 32rpx calc(24rpx + env(safe-area-inset-bottom));
  box-sizing: border-box;
}

/* 顶部导航 */
.page-header.cloud-header {
  display: flex;
  align-items: center;
  gap: 16rpx;
  min-height: 88rpx;
  padding-left: 0;
  padding-right: 0;
  padding-bottom: 24rpx;
  margin: 0;
  background: transparent;
}

.cloud-header .back-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 88rpx;
  height: 88rpx;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1rpx solid var(--border-strong);
  box-shadow: var(--shadow-card);
  box-sizing: border-box;
}

.cloud-header .back-btn:active {
  transform: scale(0.96);
}

.cloud-header .back-arrow {
  font-size: 36rpx;
  line-height: 1;
  color: var(--text-primary);
}

.cloud-header .page-title {
  flex: 1;
  min-width: 0;
  text-align: center;
  font-size: 34rpx;
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  letter-spacing: 0;
}

.header-spacer {
  width: 88rpx;
  flex: 0 0 auto;
}

/* 步骤指示器 */
.step-indicator {
  display: flex;
  align-items: stretch;
  justify-content: center;
  padding: 32rpx 16rpx;
  margin-bottom: 24rpx;
}

.step-item {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
}

.step-circle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64rpx;
  height: 64rpx;
  border-radius: 50%;
  background: var(--bg-muted);
  border: 1rpx solid var(--border);
  box-sizing: border-box;
  margin-bottom: 12rpx;
  transition: background 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.step-circle.active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 8rpx var(--accent-primary-soft);
}

.step-num {
  font-size: 28rpx;
  font-weight: 700;
  line-height: 1;
  color: var(--text-muted);
}

.step-circle.active .step-num {
  color: var(--bg-page);
}

.step-label {
  max-width: 100%;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 24rpx;
  color: var(--text-secondary);
  text-align: center;
}

.step-label.active {
  color: var(--accent-primary);
  font-weight: 600;
}

.step-line {
  position: absolute;
  top: 31rpx;
  left: 60%;
  width: 100%;
  height: 4rpx;
  background: var(--bg-input);
  border-radius: 999rpx;
}

.step-line.active {
  background: var(--accent-primary);
}

/* 步骤内容 */
.step-content {
  padding: 0 0 32rpx;
}

/* 上传底图 */
.upload-area {
  min-height: 420rpx;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.upload-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 64rpx 48rpx;
  text-align: center;
}

.upload-icon {
  width: 80rpx;
  height: 80rpx;
  margin-bottom: 24rpx;
}

.upload-title {
  font-size: 32rpx;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12rpx;
  letter-spacing: 0;
}

.upload-desc {
  font-size: 26rpx;
  color: var(--text-secondary);
  margin-bottom: 24rpx;
}

.upload-tip {
  font-size: 22rpx;
  line-height: 1.5;
  color: var(--accent-secondary);
  background: var(--accent-secondary-soft);
  padding: 12rpx 24rpx;
  border-radius: 999rpx;
}

.preview-image {
  width: 100%;
  height: 420rpx;
  border-radius: 24rpx;
}

/* 按钮组 */
.action-btns {
  display: flex;
  flex-direction: column;
  gap: 20rpx;
  margin-top: 32rpx;
}

.action-btns .btn-primary,
.action-btns .btn-secondary {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 96rpx;
  font-size: 30rpx;
  font-weight: 600;
  box-sizing: border-box;
}

/* 输入名单 */
.input-section {
  padding: 32rpx;
}

.input-section .section-title {
  display: block;
  font-size: 32rpx;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0;
  letter-spacing: 0;
}

.names-input {
  width: 100%;
  min-height: 320rpx;
  background: var(--bg-input);
  border: 1rpx solid var(--border);
  border-radius: 16rpx;
  padding: 24rpx;
  margin-top: 24rpx;
  box-sizing: border-box;
  font-size: 28rpx;
  line-height: 1.6;
  color: var(--text-primary);
  transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.names-input:focus {
  border-color: var(--accent-primary);
  background: var(--bg-card);
  box-shadow: 0 0 0 6rpx var(--accent-primary-soft);
}

.names-input::placeholder {
  color: var(--text-muted);
}

.input-stats {
  display: block;
  text-align: right;
  font-size: 24rpx;
  color: var(--text-secondary);
  margin-top: 12rpx;
}

.input-tips {
  margin-top: 24rpx;
  padding: 24rpx;
  border-radius: 16rpx;
  background: var(--bg-muted);
}

.tip-item {
  display: block;
  font-size: 24rpx;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 8rpx;
}

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

/* 生成中 */
.generating-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 96rpx 48rpx;
  background: var(--bg-card);
  border: 1rpx solid var(--border);
  border-radius: 24rpx;
  box-shadow: var(--shadow-card);
}

.generating-icon {
  width: 104rpx;
  height: 104rpx;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.12); opacity: 0.72; }
}

.generating-title {
  font-size: 36rpx;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 32rpx;
  letter-spacing: 0;
}

.generating-subtitle {
  font-size: 26rpx;
  color: var(--text-secondary);
  margin-top: 12rpx;
  margin-bottom: 40rpx;
}

.progress-bar {
  width: 100%;
  height: 12rpx;
  background: var(--bg-muted);
  border-radius: 999rpx;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent-primary);
  border-radius: 999rpx;
  transition: width 0.5s ease;
}

.progress-text {
  font-size: 30rpx;
  font-weight: 700;
  color: var(--accent-primary);
  margin-top: 16rpx;
  font-variant: tabular-nums;
}

/* 结果预览 */
.result-panel {
  padding: 0;
}

.result-image-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: 24rpx;
}

.result-image {
  width: 100%;
  height: 520rpx;
  background: var(--bg-muted);
}

.watermark-badge {
  position: absolute;
  right: 24rpx;
  bottom: 24rpx;
  padding: 10rpx 20rpx;
  border-radius: 999rpx;
  background: var(--glass);
  border: 1rpx solid var(--glass-line);
  font-size: 22rpx;
  color: var(--text-primary);
  backdrop-filter: blur(24rpx);
  -webkit-backdrop-filter: blur(24rpx);
}

.result-actions {
  display: flex;
  gap: 16rpx;
  margin: 24rpx 0 0;
}

.action-btn {
  flex: 1;
  min-width: 0;
  padding: 24rpx 8rpx;
  border-radius: 24rpx;
  background: var(--bg-card);
  border: 1rpx solid var(--border);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10rpx;
  box-sizing: border-box;
}

.action-btn:active {
  transform: scale(0.98);
}

.action-icon {
  width: 44rpx;
  height: 44rpx;
}

.action-label {
  max-width: 100%;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 22rpx;
  color: var(--text-secondary);
}

/* 跳转DIY卡片（保留旧样式，便于后续扩展） */
.diy-jump-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32rpx;
}

.diy-jump-title {
  font-size: 32rpx;
  font-weight: 700;
  color: var(--text-primary);
  display: block;
  margin-bottom: 8rpx;
}

.diy-jump-desc {
  font-size: 24rpx;
  color: var(--text-secondary);
  display: block;
}

.diy-jump-arrow {
  font-size: 40rpx;
  color: var(--accent-primary);
}