/* Detail reading layouts and tools share the page's ink and paper tokens. */
.detail-layout.has-workbench { grid-template-columns: minmax(0,1fr) 12px var(--inspector-width, 440px); }
.detail-layout.has-workbench .inspector { background: var(--card) url('assets/paper-grain.svg'); }
.detail-divider { position: relative; align-self: stretch; cursor: col-resize; touch-action: none; background: var(--card); border-inline: 1px solid var(--line); outline-offset: -3px; z-index: 3; }
.detail-divider::after { content: ''; position: absolute; width: 3px; height: 48px; border-radius: 3px; background: var(--muted); left: 3px; top: calc(50% - 24px); opacity: .48; }
.detail-divider:hover::after, .detail-divider:focus-visible::after, .is-resizing .detail-divider::after { background: var(--action); opacity: 1; }
.is-resizing { user-select: none; }
.workbench-layout-tools { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin: -10px 0 14px; }
.workbench-layout-tools>span { font-size: 14px; color: var(--muted); }
.workbench-segment { display: inline-flex; gap: 3px; border-bottom: 1px solid var(--line); }
.workbench-segment button { padding: 7px 11px; font-size: 16px; line-height: 1.5; border-radius: 5px 2px 6px 3px; color: var(--muted); }
.workbench-segment button:hover { color: var(--ink); background: var(--panel); }
.workbench-segment button[aria-pressed=true] { color: var(--ink); background: var(--selection) url('assets/paper-grain.svg'); box-shadow: inset 0 -2px 0 var(--action); }
.prompt-modes { width: 100%; margin: 0 0 7px; }
.prompt-modes button { flex: 1; padding-block: 10px; }
.prompt-source-note { margin: 8px 0 15px; color: var(--muted); font-size: 15px; line-height: 1.7; }
.prompt-customizer { border: 1px solid var(--line); padding: 0 14px; margin: 12px 0; background: var(--field); border-radius: 5px 8px 3px 6px; }
.prompt-customizer>summary { cursor: pointer; padding: 11px 0; color: var(--ink); font-size: 17px; }
.prompt-customizer>summary span { float: right; padding-left: 12px; font: 14px/1.8 var(--text-font); color: var(--muted); }
#prompt-fields { display: grid; grid-template-columns: 1fr; gap: 12px; padding-top: 3px; }
#prompt-fields label { display: flex; flex-direction: column; gap: 6px; color: var(--ink); font-size: 16px; line-height: 1.5; }
#prompt-fields input { min-width: 0; width: 100%; padding: 9px 10px; border: 1px solid var(--line); border-radius: 3px; color: var(--ink); background: var(--card); font: 17px/1.6 var(--font); }
#prompt-fields input::placeholder { color: var(--muted); opacity: .8; }
#prompt-fields input[aria-invalid=true] { border: 2px solid var(--action); }
.prompt-field-note { margin: 10px 0 12px; font-size: 14px; line-height: 1.65; color: var(--muted); }
.prompt-validation { color: var(--action); font-size: 16px; line-height: 1.65; margin: 10px 0; }
.prompt-validation:empty { display: none; }
.prompt-preview-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin: 12px 0 8px; font-size: 15px; color: var(--muted); }
#copy-template { font-size: 16px; color: var(--action); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; padding: 4px 0; }
.prompt-section #prompt-text { border: 1px solid var(--line); border-radius: 4px 6px 3px 5px; font-size: 17px; line-height: 1.85; background: var(--prompt-paper); }
.prompt-section #prompt-select { font-size: 16px; border-radius: 3px; }
.prompt-section>a { display: inline-block; margin: 0 14px 6px 0; font-size: 15px; }
#copy-prompt { min-height: 42px; white-space: nowrap; }
#copy-prompt.copy-confirmed::after { content: '✓'; font-family: var(--text-font); margin-left: 4px; }
.detail-layout.has-workbench .style-id { font-size: 13px; margin-bottom: 14px; }
.detail-layout.has-workbench .image-caption { font-size: 13px; }
.detail-layout.has-workbench .viewer-tabs span { font-size: 14px; }
.detail-layout.has-workbench #image-meta { font-size: 14px; }
.detail-layout.has-workbench .file-links a, .detail-layout.has-workbench .archive-links a { font-size: 15px; }
.detail[data-layout=reading] .inspector-scroll { padding-inline: 30px; }
.detail[data-layout=reading] #prompt-fields { grid-template-columns: repeat(2,minmax(0,1fr)); }
.detail[data-layout=reading] #prompt-fields label:only-child { grid-column: 1/-1; }
[data-theme=ink] .workbench-segment button, [data-theme=ink] .prompt-customizer, [data-theme=ink] #prompt-fields input { border-radius: 0; }
[data-theme=ink] .workbench-segment button[aria-pressed=true] { background: var(--panel); box-shadow: inset 0 -3px 0 var(--ink); }
[data-theme=ink] .detail-divider::after { width: 4px; border-left: 1px solid var(--ink); border-right: 1px solid var(--ink); background: transparent; border-radius: 0; }
/* A quiet paper stage keeps the photograph's own colours reliable. */
.lightbox.workbench-lightbox { padding: 0; background: var(--card); color: var(--ink); border: 1px solid var(--card-border); }
.lightbox.workbench-lightbox[open] { display: grid; grid-template-rows: auto minmax(0,1fr) auto; align-items: stretch; justify-content: stretch; }
.lightbox-toolbar { display: flex; align-items: center; gap: 22px; min-width: 0; padding: 13px 20px; border-bottom: 1px solid var(--line); background: var(--card) url('assets/paper-grain.svg'); }
.lightbox-title { display: flex; align-items: baseline; gap: 14px; min-width: 0; flex: 1; }
.lightbox-title strong { font-weight: 500; font-size: 21px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lightbox-title span { color: var(--muted); font: 15px var(--text-font); white-space: nowrap; }
.lightbox-toolbar>form { flex: none; margin: 0; }
.lightbox-toolbar .lightbox-close { position: static; }
.lightbox-zoom { display: flex; align-items: center; gap: 7px; }
.lightbox-zoom button { font-size: 16px; border: 1px solid transparent; padding: 7px 10px; min-height: 38px; border-radius: 4px 7px 3px 5px; color: var(--ink); white-space: nowrap; }
.lightbox-zoom button:hover { background: var(--panel); }
.lightbox-zoom button[aria-pressed=true] { border-color: var(--line); background: var(--selection); }
#lightbox-zoom-level { font: 15px var(--text-font); min-width: 47px; text-align: center; }
.lightbox-stage { min-height: 0; position: relative; background: var(--viewer) url('assets/paper-grain.svg'); }
.lightbox-viewport { width: 100%; height: 100%; overflow: hidden; position: relative; outline-offset: -4px; touch-action: none; }
.lightbox-viewport.can-pan { cursor: grab; }
.lightbox-viewport.is-panning { cursor: grabbing; }
.lightbox-viewport.is-loading::after { content: '正在读取原图…'; position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); padding: 12px 18px; background: var(--card); color: var(--ink); border: 1px solid var(--line); font-size: 17px; }
.lightbox.workbench-lightbox #lightbox-image { position: absolute; max-width: none; max-height: none; left: 50%; top: 50%; object-fit: contain; user-select: none; }
.lightbox-nav { position: absolute; top: calc(50% - 23px); z-index: 1; width: 42px; height: 46px; padding: 9px; background: var(--card); color: var(--ink); border: 1px solid var(--line); border-radius: 4px 7px 3px 6px; box-shadow: 2px 2px 0 var(--card-shadow); }
.lightbox-nav:hover { background: var(--selection); }
.lightbox-prev { left: 15px; }
.lightbox-next { right: 15px; }
.lightbox-footer { min-width: 0; padding: 10px 20px 12px; border-top: 1px solid var(--line); }
.lightbox.workbench-lightbox #lightbox-caption { margin: 0 0 8px; color: var(--muted); font: 14px/1.5 var(--text-font); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lightbox-thumbnails { display: flex; gap: 8px; overflow: auto; width: 100%; padding: 2px; scrollbar-width: thin; scrollbar-color: var(--muted) var(--card); }
.lightbox-thumbnails button { width: 60px; height: 54px; padding: 3px; border: 2px solid transparent; flex: none; border-radius: 3px; }
.lightbox-thumbnails button[aria-pressed=true] { border-color: var(--action); background: var(--selection); }
.lightbox-thumbnails button:hover { background: var(--panel); }
.lightbox.workbench-lightbox .lightbox-thumbnails img { width: 100%; height: 100%; max-height: 100%; object-fit: contain; }
.lightbox-hint { display: block; margin-top: 7px; font-size: 13px; color: var(--muted); }
[data-theme=ink] .lightbox-zoom button, [data-theme=ink] .lightbox-nav { border-radius: 0; }
[data-theme=ink] .lightbox-thumbnails button[aria-pressed=true] { border-color: var(--ink); }
@media(max-width:1279px) {
  .lightbox-toolbar { gap: 12px; }
  .lightbox-title strong { font-size: 19px; }
  .lightbox-zoom { gap: 3px; }
  .lightbox-zoom button { padding-inline: 8px; }
  .detail-layout.has-workbench .viewer { padding: 18px; }
  .detail-layout.has-workbench .viewer-tabs button { padding-inline: 8px; font-size: 16px; }
  .workbench-layout-tools>span { display: none; }
}
/* Source-aware composition and browser-local drafts. */
.prompt-kind-info { display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px 12px; margin: 10px 0 12px; font-size: 14px; line-height: 1.6; color: var(--muted); }
#prompt-kind-label { color: var(--ink); font-size: 16px; }
.prompt-composition { padding: 12px 14px; margin: 10px 0 14px; border-left: 3px solid var(--action); background: var(--field); border-radius: 2px 5px 4px 2px; }
.prompt-composition>label { display: block; margin-bottom: 7px; font-size: 16px; }
.prompt-composition p { margin: 7px 0 0; font-size: 14px; color: var(--muted); line-height: 1.6; }
.prompt-section #prompt-base-select, .prompt-section #draft-history-select { font-size: 16px; border-radius: 3px; padding: 7px 10px; }
#prompt-fields textarea, #prompt-fields select { display: block; box-sizing: border-box; min-width: 0; width: 100%; padding: 9px 10px; border: 1px solid var(--line); border-radius: 3px; color: var(--ink); background: var(--card); font: 17px/1.6 var(--font); }
#prompt-fields textarea { min-height: 48px; field-sizing: content; max-height: 240px; resize: vertical; }
#prompt-fields textarea::placeholder { color: var(--muted); opacity: .8; }
#prompt-fields [aria-invalid=true] { border: 2px solid var(--action); }
#prompt-fields .prompt-field-wide { grid-column: 1/-1; }
.draft-tools { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding: 10px 0; }
#prompt-draft-status { font-size: 13px; line-height: 1.5; color: var(--muted); }
#clear-prompt-draft, .draft-history-actions button { padding: 4px 0; color: var(--action); font-size: 15px; text-decoration: underline; text-underline-offset: 4px; }
.draft-recovery { border-block: 1px solid var(--line); padding: 5px 0; margin: 14px 0; }
.draft-recovery>summary { cursor: pointer; padding: 6px 0; font-size: 16px; color: var(--muted); }
.draft-recovery>summary>span { margin-left: 8px; font: 13px var(--text-font); }
#draft-history-values { margin: 12px 0; font-size: 15px; line-height: 1.6; max-height: 230px; overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--muted) var(--card); }
#draft-history-values>div { display: grid; grid-template-columns: minmax(80px, .35fr) minmax(0,1fr); gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--line); }
#draft-history-values dt { color: var(--muted); overflow-wrap: anywhere; }
#draft-history-values dd { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.draft-history-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 22px; margin: 7px 0; }
#draft-recovery-note { margin: 8px 0; font-size: 14px; line-height: 1.6; color: var(--muted); }
#draft-recovery-note:empty { display: none; }
.prompt-section #prompt-validation { margin: 8px 0; }
[data-theme=ink] .prompt-composition, [data-theme=ink] #prompt-fields textarea, [data-theme=ink] #prompt-fields select { border-radius: 0; }