/* Desktop tokens mirror ui/desktop/theme.py; all rules stay inside the demo. */
.ep-demo {
  --ep-bg: #0b0b0d; --ep-card: #121316; --ep-input: #0e0f11; --ep-deep: #070708;
  --ep-border: #23242a; --ep-input-border: #2e3037; --ep-text: #e8eaed;
  --ep-secondary: #9aa0a6; --ep-muted: #5f6368; --ep-accent: #00e5ff; --ep-ok: #00e5a0;
  --ep-sans: 'Microsoft YaHei UI', 'Segoe UI', 'PingFang SC', sans-serif;
  --ep-mono: 'Cascadia Mono', Consolas, 'Roboto Mono', monospace;
  color: var(--ep-text); background: var(--ep-bg); width: 100%;
}
.ep-demo [hidden] { display: none !important; }
.ep-demo-caption { display: flex; align-items: center; flex-wrap: wrap; gap: 6px 10px; padding: 8px 14px; border-bottom: 1px solid var(--ep-border); font-family: var(--ep-sans); }
.ep-demo-caption .ep-demo-summary { display: contents; }
.ep-demo-identity { display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; }
.ep-demo-fact { font-size: 10px; color: var(--ep-secondary); white-space: nowrap; }
.ep-demo-fact::before { content: "·"; color: var(--ep-muted); margin-right: 10px; }
.ep-demo-caption strong { font-size: 12px; font-weight: 600; }
.ep-demo-mark { display: block; width: 6px; height: 6px; background: var(--ep-accent); }
.ep-demo-note { color: var(--ep-secondary); font-size: 10px; }
.ep-demo .ep-demo-actions { display: flex; align-items: center; gap: 5px; flex-shrink: 0; margin-left: auto; }
.ep-viewport { position: relative; width: 100%; aspect-ratio: 1120 / 760; overflow: hidden; }
.ep-screen { position: absolute; left: 0; top: 0; width: 1120px; height: 760px; transform-origin: top left; font-family: var(--ep-sans); font-size: 11px; line-height: 1.35; background: var(--ep-bg); text-align: left; }
/* Without JS, fluid scale still preserves the complete static UI. */
.ep-viewport { container-type: inline-size; }
@supports (width: 1cqw) { .ep-screen { zoom: calc(100cqw / 1120px); } .ep-screen[style] { zoom: 1; } }
.ep-demo button, .ep-demo input, .ep-demo select { font: inherit; letter-spacing: normal; text-transform: none; border-radius: 2px; }
.ep-demo button { cursor: pointer; }
.ep-demo button:disabled, .ep-demo select:disabled, .ep-demo input:disabled { cursor: default; opacity: .42; }
.ep-demo button:focus-visible, .ep-demo select:focus-visible, .ep-demo input:focus-visible, .ep-log-lines:focus-visible { outline: 2px solid var(--ep-accent); outline-offset: 2px; }
.ep-titlebar { height: 26px; display: flex; align-items: center; gap: 6px; padding: 0 9px; background: #202126; font-family: 'Segoe UI', sans-serif; font-size: 10px; }
.ep-window-buttons { margin-left: auto; color: var(--ep-secondary); font-size: 15px; }
.ep-body { height: 734px; padding: 12px 16px; display: grid; grid-template-rows: 62px 350px 48px minmax(0, 1fr); gap: 10px; }
.ep-header { display: flex; align-items: center; gap: 16px; }
.ep-brand { margin-right: auto; min-width: 0; }
.ep-brand > div { display: flex; align-items: center; gap: 8px; }
.ep-brand strong { font-size: 17px; font-style: italic; letter-spacing: 1px; white-space: nowrap; }
.ep-version { border: 1px solid var(--ep-border); color: var(--ep-muted); padding: 5px 8px; font: 10px var(--ep-mono); }
.ep-brand .ep-community { gap: 16px; margin-top: 6px; font-size: 9px; color: var(--ep-secondary); }
.ep-license { display: flex; align-items: center; gap: 8px; flex-shrink: 0; color: var(--ep-secondary); }
.ep-license-row { display: flex; gap: 5px; }
.ep-demo .ep-license-row input { width: 155px; }
.ep-license-status { display: block; color: var(--ep-ok); font-size: 10px; margin-top: 5px; }
.ep-languages { width: 204px; flex-shrink: 0; display: grid; gap: 5px; }
.ep-languages label { display: flex; align-items: center; justify-content: space-between; gap: 6px; color: var(--ep-secondary); font-size: 10px; white-space: nowrap; }
.ep-demo .ep-languages select { width: 130px; height: 25px; padding: 2px 6px; }
.ep-demo input, .ep-demo select { min-width: 0; height: 28px; padding: 4px 8px; color: var(--ep-text); background: var(--ep-input); border: 1px solid var(--ep-input-border); }
.ep-demo select { color-scheme: dark; width: 100%; }
.ep-demo .ep-button { display: inline-flex; align-items: center; justify-content: center; min-height: 27px; padding: 4px 10px; color: var(--ep-secondary); border: 1px solid var(--ep-input-border); background: var(--ep-input); font-size: 11px; white-space: nowrap; }
.ep-demo .ep-button:not(:disabled):hover { border-color: var(--ep-accent); color: var(--ep-accent); }
.ep-demo .ep-inactive { color: var(--ep-muted); cursor: default; }
.ep-cards { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.ep-watermark { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; opacity: .05; z-index: 1; }
.ep-panel { position: relative; min-width: 0; border: 1px solid var(--ep-border); background: var(--ep-card); padding: 12px 14px; clip-path: polygon(0 0, calc(100% - 9px) 0, 100% 9px, 100% 100%, 9px 100%, 0 calc(100% - 9px)); }
.ep-panel::before { content: ''; position: absolute; top: 0; left: 0; height: 2px; width: 26px; background: var(--ep-accent); }
.ep-cards .ep-panel { background-image: linear-gradient(#2e30371a 1px, transparent 1px), linear-gradient(90deg, #2e30371a 1px, transparent 1px); background-size: 22px 22px; }
.ep-demo h3 { font-family: var(--ep-sans); color: var(--ep-secondary); font-size: 10px; font-weight: 600; letter-spacing: 2px; line-height: 14px; margin: 0; }
.ep-demo hr { border: 0; border-top: 1px solid var(--ep-border); margin: 2px 0; }
.ep-connection, .ep-parameters { display: flex; flex-direction: column; gap: 7px; }
.ep-field { display: flex; flex-direction: column; gap: 4px; font-size: 10px; color: var(--ep-secondary); }
.ep-field > span:first-child { min-height: 12px; }
.ep-input-row { display: flex; gap: 5px; }
.ep-input-row input { flex: 1; }
.ep-input-row .ep-button { min-width: 76px; }
.ep-segment { display: flex; border: 1px solid var(--ep-input-border); border-radius: 2px; background: var(--ep-input); padding: 2px; height: 32px; }
.ep-segment button { width: 50%; color: var(--ep-secondary); font-size: 11px; font-weight: bold; background: transparent; border: 0; }
.ep-segment button[aria-pressed='true'] { background: var(--ep-accent); color: var(--ep-bg); }
.ep-platform-panel { display: grid; gap: 5px; }
.ep-connection-actions { display: flex; gap: 7px; margin-top: 4px; }
.ep-connection-actions .ep-button { flex: 1; }
.ep-runtime-tag { display: inline-block; font-size: 9px; color: var(--ep-muted); border: 1px solid var(--ep-border); padding: 0 4px; margin-left: 5px; }
.ep-live { color: var(--ep-accent); }
.ep-number { display: flex; gap: 4px; }
.ep-number .ep-button { min-width: 44px; color: var(--ep-accent); border-color: var(--ep-accent); }
.ep-number input { flex: 1; text-align: center; }
.ep-stats { margin-top: auto; border-top: 1px solid var(--ep-border); padding-top: 8px; }
.ep-stats h3 { margin-bottom: 6px; }
.ep-stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; height: 106px; }
.ep-stat { border: 1px solid var(--ep-border); padding: 6px 9px; background: #12131680; }
.ep-stat span { display: block; font-size: 9px; color: var(--ep-muted); }
.ep-stat strong { display: block; font: bold 16px/1.5 var(--ep-mono); font-variant-numeric: tabular-nums; }
.ep-stats-empty { height: 106px; display: grid; place-content: center; color: var(--ep-muted); }
.ep-xbox { flex: 1; font-size: 11px; color: var(--ep-secondary); grid-template-rows: auto 1fr 28px 12px auto 38px 28px; }
.ep-xbox-account { display: grid; place-items: center; color: var(--ep-ok); }
.ep-console { border: 1px solid var(--ep-input-border); display: grid; place-items: center; }
.ep-control { display: flex; align-items: center; gap: 8px; padding: 8px 10px; }
.ep-control::before { display: none; }
.ep-switch-group { display: inline-flex; gap: 4px; align-items: center; white-space: nowrap; font-size: 10px; color: var(--ep-secondary); }
.ep-demo .ep-pill { min-height: 23px; padding: 2px 6px; font-size: 9px; }
.ep-demo .ep-pill[aria-pressed='true'] { color: var(--ep-accent); border-color: var(--ep-accent); background: #12303a; }
.ep-demo .ep-hours { width: 48px; height: 25px; font-size: 10px; padding: 2px; text-align: center; }
.ep-hours-unit { font-size: 10px; color: var(--ep-secondary); }
.ep-main-actions { display: flex; gap: 6px; margin-left: auto; }
.ep-demo .ep-main-actions .ep-button { min-height: 32px; padding: 4px 12px; }
.ep-demo .ep-primary { color: var(--ep-bg); background: var(--ep-text); border-color: var(--ep-text); font-weight: bold; box-shadow: 0 0 12px #e8eaed20; }
.ep-demo .ep-primary:not(:disabled):hover { color: var(--ep-bg); background: white; border-color: white; }
.ep-demo .ep-monitor-toggle[aria-pressed='true'] { color: var(--ep-accent); border-color: var(--ep-accent); }
.ep-bottom { display: grid; grid-template-columns: 2fr 3fr; gap: 10px; min-height: 0; }
.ep-log, .ep-monitor { background: var(--ep-deep); display: flex; flex-direction: column; padding: 10px; overflow: hidden; }
.ep-panel-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; height: 22px; flex-shrink: 0; margin-bottom: 6px; }
.ep-panel-heading .ep-button { font-size: 9px; min-height: 21px; padding: 2px 12px; }
.ep-log-lines { flex: 1; overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--ep-input-border) transparent; font: 10px/1.9 var(--ep-mono), var(--ep-sans); }
.ep-log-line { display: flex; gap: 6px; color: var(--ep-secondary); }
.ep-log-line time { color: var(--ep-muted); white-space: nowrap; }
.ep-log-line span { overflow-wrap: anywhere; }
.ep-log-reward, .ep-log-note { color: var(--ep-ok); }
.ep-monitor-meta { font: 10px var(--ep-mono), var(--ep-sans); color: var(--ep-secondary); }
.ep-demo[data-running='true'] .ep-monitor-meta { color: var(--ep-ok); }
.ep-video-area { position: relative; flex: 1; min-height: 0; background: #050506; border: 1px solid #131416; }
.ep-video-placeholder { display: flex; height: 100%; align-items: center; justify-content: center; flex-direction: column; gap: 6px; color: var(--ep-muted); font-size: 11px; }
.ep-video-placeholder small { font-size: 9px; color: var(--ep-muted); }
.ep-video-symbol { font: 34px/1 var(--ep-sans); color: var(--ep-input-border); }
.ep-video-area video { width: 100%; height: 100%; object-fit: contain; position: absolute; inset: 0; }
.ep-expand-icon { position: absolute; top: 7px; right: 8px; font-size: 18px; color: var(--ep-muted); }
.ep-video-play { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); }
.ep-progress { height: 2px; background: var(--ep-border); }
.ep-progress span { display: block; height: 100%; background: var(--ep-accent); transform: scaleX(0); transform-origin: left; }
.ep-noscript { padding: 8px; color: var(--ep-muted); font-size: 11px; }
.ep-zoom-dialog { width: min(1440px, calc(100vw - 32px)); max-width: none; max-height: calc(100dvh - 32px); padding: 0; margin: auto; border: 1px solid #2e3037; background: #0b0b0d; color: #e8eaed; overflow: auto; }
.ep-zoom-dialog::backdrop { background: #000d; }
.ep-mobile-hint { display: none; }
.ep-zoom-dialog .ep-demo { min-width: 960px; }
.ep-zoom-dialog .ep-demo-caption { position: sticky; top: 0; left: 0; z-index: 2; background: var(--ep-bg); }
.ep-zoom-dialog .ep-viewport { min-width: 960px; }
.shot-shell:has(.ep-demo) { clip-path: none; border-color: #23242a; }
@media (max-width: 760px) {
  .ep-demo-caption { padding: 8px 10px; gap: 5px 8px; }
  .ep-demo-fact::before { margin-right: 8px; }
  .ep-demo-note { font-size: 10px; }
  .ep-demo .ep-demo-actions .ep-button { font-size: 11px; min-height: 32px; }
  .ep-zoom-dialog { width: calc(100vw - 16px); max-height: calc(100dvh - 16px); }
  .ep-zoom-dialog .ep-demo-caption { width: calc(100vw - 18px); }
  .ep-zoom-dialog .ep-mobile-hint { display: block; width: 100%; color: var(--ep-muted); font: 10px var(--ep-sans); }
}

/* Real dialog structure, with in-memory sample data and native modal focus handling. */
.ep-transport { display: inline-flex; gap: 5px; }
.ep-ui-dialog { width: min(560px, calc(100vw - 24px)); max-width: none; max-height: calc(100dvh - 32px); margin: auto; padding: 0; overflow: auto; border: 1px solid var(--ep-input-border); border-radius: 2px; background: var(--ep-bg); color: var(--ep-text); font: 13px/1.6 var(--ep-sans); }
.ep-ui-dialog::backdrop { background: #0009; }
.ep-ui-dialog[data-ep-popup='history'] { width: min(420px, calc(100vw - 24px)); }
.ep-popup-titlebar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 12px; background: #202126; border-bottom: 1px solid var(--ep-border); }
.ep-popup-titlebar button { width: 28px; height: 26px; border: 0; background: transparent; color: var(--ep-secondary); font-size: 20px; }
.ep-popup-body { padding: 18px; }
.ep-ui-dialog h4 { font-size: 17px; line-height: 1.5; margin: 0 0 12px; font-weight: 600; }
.ep-popup-steps { white-space: pre-line; color: var(--ep-secondary); margin-bottom: 14px; }
.ep-code-box { border: 1px solid var(--ep-input-border); background: var(--ep-input); padding: 12px; }
.ep-code-box > span { font-size: 11px; color: var(--ep-secondary); }
.ep-code-box strong { display: block; padding: 12px 0 6px; text-align: center; font: bold 26px var(--ep-mono); letter-spacing: 3px; }
.ep-popup-actions, .ep-popup-footer { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.ep-popup-footer { justify-content: flex-end; }
.ep-popup-footer > span { flex: 1; }
.ep-oauth-actions > button { flex: 1; }
.ep-ui-dialog .ep-button { min-height: 32px; font-size: 12px; padding: 4px 12px; }
.ep-popup-status { min-height: 44px; padding: 12px 0; white-space: pre-line; color: var(--ep-ok); }
.ep-popup-demo-note { font-size: 10px; line-height: 1.6; color: var(--ep-muted); border-top: 1px solid var(--ep-border); margin-top: 16px; padding-top: 10px; }
.ep-demo-verification { border: 1px solid var(--ep-input-border); background: var(--ep-card); padding: 14px; margin-top: 14px; }
.ep-demo-verification p { color: var(--ep-secondary); font-size: 12px; }
.ep-demo-verification label { display: flex; align-items: center; gap: 12px; margin: 12px 0; }
.ep-demo-verification select { flex: 1; }
.ep-console-list { border: 1px solid var(--ep-input-border); min-height: 168px; padding: 6px; background: var(--ep-input); }
.ep-console-option { display: flex; align-items: center; gap: 10px; padding: 12px 10px; cursor: pointer; border: 1px solid transparent; }
.ep-console-option:has(input:checked) { border-color: var(--ep-accent); background: #12303a; }
.ep-ui-dialog .ep-console-option input { width: 15px; height: 15px; accent-color: var(--ep-accent); flex: 0 0 auto; }
.ep-console-option strong, .ep-console-option small { display: block; }
.ep-console-option strong { font-size: 13px; }
.ep-console-option small { font-size: 11px; color: var(--ep-secondary); }
.ep-popup-empty { color: var(--ep-muted); text-align: center; padding: 35px 10px; }
.ep-history-list { display: grid; gap: 8px; }
.ep-history-row { display: flex; gap: 6px; }
.ep-history-row > button:first-child { flex: 1; white-space: normal; }
.ep-ui-dialog .ep-danger { color: #ff3b5c; }
.ep-ui-dialog .ep-danger:not(:disabled):hover { border-color: #ff3b5c; color: #ff3b5c; }
.ep-delete-question { margin-bottom: 8px; }
@media (max-width: 480px) { .ep-popup-body { padding: 14px; } .ep-oauth-actions > button { flex: 1 1 40%; } .ep-ui-dialog .ep-button { min-height: 36px; } }