/* 原 styles.css L2000-L2185 连续区间纯移动（UI 重构阶段 A）。内容：导出进度。层叠顺序由 01→12 的 <link> 顺序保持。 */
.export-progress {
  position: fixed;
  inset: 0;
  z-index: 10040;
  display: grid;
  place-items: center;
  width: auto;
  padding: 20px;
  background: rgba(15, 23, 42, 0.28);
  backdrop-filter: blur(6px);
}

.export-progress-card {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px 14px;
  width: min(440px, calc(100vw - 40px));
  padding: 24px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--active-border) 34%, var(--line));
  border-radius: 20px;
  color: var(--ink);
  background: color-mix(in srgb, var(--active-bg) 6%, var(--popover-bg));
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.24);
}

.export-progress[hidden] {
  display: none;
}

.export-progress-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: start;
  margin: 2px 0 0;
  border-radius: 999px;
  color: var(--active-text);
  background: var(--active-bg);
}

.export-progress-icon svg {
  display: block;
  width: 20px;
  height: 20px;
  margin: 0;
  animation: export-progress-spin 1s linear infinite;
}

.export-progress-copy {
  display: grid;
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
  gap: 3px;
}

.export-progress-copy strong {
  font-size: 15px;
  font-weight: 850;
}

.export-progress-copy span,
.export-progress-meta {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.export-progress-percent {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
  color: var(--ink);
  font-size: 28px;
  font-variant-numeric: tabular-nums;
  font-weight: 850;
  letter-spacing: -0.04em;
}

.export-progress-meta {
  grid-column: 2 / 4;
  grid-row: 2;
  justify-self: start;
  white-space: nowrap;
}

.export-progress-track {
  position: relative;
  grid-column: 1 / -1;
  grid-row: 3;
  height: 8px;
  margin-top: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: color-mix(in srgb, var(--line) 78%, transparent);
}

.export-progress-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: inherit;
  background: var(--active-bg);
  transition: width 220ms ease;
}

.export-progress.is-success .export-progress-card {
  border-color: color-mix(in srgb, #16a34a 42%, var(--line));
  background: color-mix(in srgb, #16a34a 7%, var(--popover-bg));
}

.export-progress.is-success .export-progress-icon,
.export-progress.is-success .export-progress-fill {
  color: #fff;
  background: #16a34a;
}

.export-progress.is-success .export-progress-icon svg,
.export-progress.is-error .export-progress-icon svg,
.export-progress.is-cancelled .export-progress-icon svg {
  animation: none;
}

.export-progress.is-error .export-progress-card {
  border-color: color-mix(in srgb, #dc2626 42%, var(--line));
  background: color-mix(in srgb, #dc2626 7%, var(--popover-bg));
}

.export-progress.is-error .export-progress-icon,
.export-progress.is-error .export-progress-fill {
  color: #fff;
  background: #dc2626;
}

.export-progress.is-cancelled .export-progress-card {
  border-color: color-mix(in srgb, var(--muted) 34%, var(--line));
  background: color-mix(in srgb, var(--muted) 5%, var(--popover-bg));
}

.export-progress.is-cancelled .export-progress-icon {
  color: var(--muted);
  background: var(--soft);
}

.export-progress.is-cancelled .export-progress-fill {
  background: var(--muted);
}

.export-progress-compact {
  z-index: 10050;
}

body.export-busy .page-actions button,
body.export-busy #downloadZipBtn,
body.export-busy #downloadArticleBtn {
  cursor: progress;
}

body.export-busy {
  overflow: hidden;
}

@keyframes export-progress-spin {
  to { transform: rotate(360deg); }
}

.preview-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: start;
}

.pages {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
  padding-top: 28px;
  align-items: start;
}

/* 长文「下载」主按钮 + 导出方式下拉：选项沿用长图/分页各自的执行逻辑。 */
.download-menu {
  position: relative;
}

.download-menu-button {
  gap: 6px;
}

.download-menu-button .download-menu-chevron {
  width: 16px;
  height: 16px;
  margin-right: -4px;
  transition: transform 140ms ease;
}

.download-menu[open] .download-menu-chevron {
  transform: rotate(180deg);
}

.download-menu-popover {
  top: 44px;
  right: 0;
  left: auto;
  width: max-content;
  min-width: 224px;
  display: grid;
  gap: 4px;
}

.download-menu-option {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--control-text);
  background: transparent;
  text-align: left;
}

.download-menu-option:hover:not(:disabled) {
  background: var(--soft);
}

.download-menu-option:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

.download-menu-option svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  color: var(--muted);
}

.download-menu-option span {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.download-menu-option strong {
  font-size: 13px;
  font-weight: 800;
}

.download-menu-option small {
  color: var(--muted);
  font-size: 11px;
}