* { box-sizing: border-box; }
body { margin: 0; background: var(--pa-bg); color: var(--pa-text); font: 14px/1.5 "Segoe UI", "Microsoft YaHei", sans-serif; }
button, select, input, textarea { font: inherit; }
button, select { border: 1px solid var(--pa-border); border-radius: 6px; background: var(--pa-panel); color: var(--pa-text); padding: 5px 10px; }
button { cursor: pointer; white-space: nowrap; }
button:hover { background: var(--pa-hover); }
button:disabled { opacity: .45; cursor: default; }
.primary { background: var(--pa-accent); border-color: var(--pa-accent); color: var(--pa-on-accent); }
.primary:hover { background: var(--pa-accent-hover); }
:focus-visible { outline: 2px solid var(--pa-accent); outline-offset: 2px; }
[hidden] { display: none !important; }
.topbar { display: flex; align-items: center; gap: 12px; min-height: 66px; padding: 12px 20px; border-bottom: 1px solid var(--pa-border); background: var(--pa-panel); }
.brand { font-size: 22px; white-space: nowrap; }
.topbar a.brand { color: inherit; text-decoration: none; }
.brand small { margin-left: 12px; font-size: 12px; font-weight: 400; color: var(--pa-muted); }
.privacy { font-size: 12px; color: var(--pa-success); }
#export { margin-left: auto; }
.language-control { display: flex; gap: 6px; align-items: center; white-space: nowrap; }
.workspace-options { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 20px; padding: 10px 16px; }
.workspace-options label { white-space: nowrap; }
#filename { max-width: 35vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 600; }
#dirty { color: var(--pa-warning); font-size: 12px; margin-right: auto; }
.workbench { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 12px; padding: 0 12px; }
.panel { min-width: 0; border: 1px solid var(--pa-border); border-radius: 10px; overflow: hidden; background: var(--pa-panel); }
.panel-header { height: 40px; display: flex; align-items: center; gap: 10px; padding: 0 10px; border-bottom: 1px solid var(--pa-border); }
.panel-header h2 { font-size: 13px; font-weight: 600; margin: 0; flex-shrink: 0; }
.panel-tools { display: flex; align-items: center; gap: 5px; min-width: 0; overflow-x: auto; scrollbar-width: thin; margin-left: auto; }
.panel-tools > * { flex-shrink: 0; font-size: 12px; padding: 3px 7px; }
.panel-tools svg { display: block; width: 14px; height: 14px; }
.panel-body { position: relative; height: calc(100dvh - 200px); min-height: 420px; background: #fff; }
iframe { border: 0; display: block; width: 100%; height: 100%; background: #fff; color-scheme: light; }
#source { width: 100%; height: 100%; resize: none; border: 0; border-radius: 0; padding: 16px; background: var(--pa-inset); color: var(--pa-text); font: 13px/1.7 Consolas, monospace; }
.statusbar { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 16px; padding: 10px 16px; font-size: 12px; color: var(--pa-muted); }
#status[data-error="true"], #error { color: var(--pa-danger); }
#resources { padding: 0 5px; font-size: 10px; flex-shrink: 0; }
#resources[data-warning="true"] { color: var(--pa-warning); }
.resource-report { padding: 18px 20px; }
.resource-report li { overflow-wrap: anywhere; margin: 8px 0; font: 12px/1.7 Consolas, monospace; }
#document-file { width: 100%; }
.css-file-actions { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
#css-file-count { color: var(--pa-muted); }
#css-mappings label { display: grid; grid-template-columns: minmax(0, 1fr); gap: 6px; }
#css-mappings span { overflow-wrap: anywhere; font: 12px/1.6 Consolas, monospace; }
#css-mappings select, #extra-css { width: 100%; min-width: 0; }
#css-paths label { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: 10px; align-items: center; }
#css-paths span { overflow-wrap: anywhere; font-size: 12px; }
#css-paths input { min-width: 0; width: 100%; padding: 5px 8px; border: 1px solid var(--pa-border); border-radius: 6px; background: var(--pa-panel); color: var(--pa-text); }
#extra-css { white-space: normal; }
.dialog-status { margin: 12px 20px 0; color: var(--pa-success); }
.dialog-status[data-error="true"] { color: var(--pa-danger); }
dialog { padding: 0; width: min(660px, calc(100vw - 32px)); max-height: calc(100dvh - 32px); background: var(--pa-panel); color: var(--pa-text); border: 1px solid var(--pa-border); border-radius: 12px; box-shadow: var(--pa-dialog-shadow); }
dialog::backdrop { background: var(--pa-backdrop); }
dialog > header { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 18px; border-bottom: 1px solid var(--pa-border); }
dialog h2 { font-size: 16px; margin: 0; }
dialog form, #help-dialog > p { padding: 16px 20px; margin: 0; }
dialog p { color: var(--pa-muted); margin: 0 0 14px; }
dialog label { display: block; margin-bottom: 10px; }
dialog textarea { width: 100%; display: block; min-height: 100px; border: 1px solid var(--pa-border); border-radius: 6px; margin: 8px 0; padding: 12px; background: var(--pa-inset); color: var(--pa-text); resize: vertical; }
#paste-text { min-height: 260px; font: 13px/1.6 Consolas, monospace; }
.dialog-actions, .preset-actions { display: flex; justify-content: flex-end; gap: 8px; flex-wrap: wrap; margin-top: 16px; }
.color-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 10px 0; border-bottom: 1px solid var(--pa-border); }
.color-row label { margin: 0; }
input[type="color"] { width: 64px; height: 36px; border: 1px solid var(--pa-border); border-radius: 6px; background: var(--pa-panel); cursor: pointer; }
#reader-dialog { width: calc(100vw - 40px); height: calc(100dvh - 40px); }
#reader-dialog iframe { height: calc(100% - 60px); min-height: 200px; }
.popup { width: 350px; padding: 22px; }
.popup header { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.logo { padding: 10px; border-radius: 12px; background: var(--pa-accent-soft); color: var(--pa-accent); font-size: 26px; }
.popup h1 { margin: 0; font-size: 24px; }
.popup header p { margin: 0; color: var(--pa-muted); }
.popup > button { display: block; width: 100%; margin-top: 10px; padding: 10px; text-align: left; }
.popup footer { color: var(--pa-muted); font-size: 12px; }
@media (max-width: 1300px) { .brand small, .topbar > .privacy { display: none; } }
@media (max-width: 760px) {
  .topbar { flex-wrap: wrap; padding: 10px 12px; gap: 8px; }
  .brand { font-size: 20px; margin-right: auto; }
  #export { margin-left: 0; }
  .topbar .pathadd-theme-control { margin-left: 0; }
  .language-control { font-size: 12px; }
  .workbench { grid-template-columns: minmax(0, 1fr); gap: 12px; padding: 0 8px; }
  .panel-body { height: 65dvh; min-height: 360px; }
  .panel-header { padding: 0 6px; gap: 8px; }
  .panel-header h2 { font-size: 12px; }
  .workspace-options { padding: 10px; gap: 8px; font-size: 12px; }
  #filename { max-width: 60vw; }
}
@media (min-width: 761px) {
  body.workspace-compact { height: 100dvh; display: grid; grid-template-rows: 44px minmax(0, 1fr) 24px; overflow: hidden; }
  .workspace-compact .topbar { height: 44px; min-height: 44px; padding: 4px 12px; gap: 12px; flex-wrap: nowrap; }
  .workspace-compact .brand { font-size: 19px; }
  .workspace-compact .workspace-options { margin-left: auto; padding: 0; gap: 12px; flex-wrap: nowrap; font-size: 11px; }
  .workspace-compact .workspace-options label { display: flex; align-items: center; gap: 4px; }
  .workspace-compact .workspace-options input { margin: 0; }
  .workspace-compact .topbar button, .workspace-compact .topbar select { padding: 4px 8px; font-size: 11px; }
  .workspace-compact #export { margin-left: 0; }
  .workspace-compact .language-control, .workspace-compact .pathadd-theme-control { flex-shrink: 0; font-size: 11px; }
  .workspace-compact main { min-height: 0; padding: 6px 8px; }
  .workspace-compact .workbench { height: 100%; gap: 8px; padding: 0; }
  .workspace-compact .panel { display: flex; flex-direction: column; min-height: 0; border-radius: 6px; }
  .workspace-compact .panel-header { height: 36px; min-height: 36px; flex-shrink: 0; padding: 0 8px; gap: 8px; }
  .workspace-compact .panel-header h2 { font-size: 11px; white-space: nowrap; }
  .workspace-compact #filename { flex: 1 1 100px; min-width: 0; max-width: 220px; font-size: 10px; font-weight: 400; color: var(--pa-muted); }
  .workspace-compact .source-panel .panel-tools { flex-shrink: 1; }
  .workspace-compact .panel-tools > * { font-size: 11px; padding: 3px 6px; }
  .workspace-compact .panel-body { flex: 1; height: auto; min-height: 0; }
  .workspace-compact .statusbar { align-items: center; flex-wrap: nowrap; padding: 2px 12px; gap: 12px; font-size: 10px; }
  .workspace-compact .statusbar > span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .workspace-compact #status { flex: 1; }
  .workspace-compact #dirty { flex-shrink: 0; margin: 0; font-size: 10px; }
}
@media (min-width: 761px) and (max-width: 1600px) {
  .workspace-compact .brand small, .workspace-compact .topbar > .privacy { display: none; }
}