:root {
  color-scheme: light;
  --surface: #ffffff;
  --page: #f7f7f7;
  --text: #333333;
  --muted: #646464;
  --outline: #d2d2d2;
  --control-outline: #8c8c8c;
  --brand: #c30c15;
  --interactive: #c30c15;
  --on-interactive: #ffffff;
  --focus: #a50912;
  --selected-outline: #c30c15;
  --notice: #eeeeee;
  --conversation: #f4f4f4;
  --suggestion: #f9f1f1;
  --error: #a20d27;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 100%;
  line-height: 1.5;
  background: var(--page);
  color: var(--text);
}
* { box-sizing: border-box; }
body { margin: 0; }
[hidden] { display: none !important; }
.app { max-width: 1200px; margin: auto; padding: 1.75rem 2rem; }
.header { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--outline); }
.header-actions { display: flex; align-items: center; flex-wrap: wrap; gap: .75rem; }
.header-actions button { font-size: .875rem; }
.brand { display: flex; align-items: center; gap: .875rem; min-width: 0; }
.brand-logo { display: inline-flex; padding: .75rem .625rem; background: var(--brand); flex: none; }
.brand-logo svg { display: block; width: 88px; height: 22px; }
.brand-copy { font-weight: 500; }
.brand-copy span { display: block; font-size: .875rem; font-weight: 400; color: var(--muted); }
.prototype-label, .small-label { color: var(--muted); font-size: .875rem; border: 1px solid var(--outline); padding: .25rem .625rem; border-radius: 4px; }
.hero { margin: 2rem 0 1.5rem; }
.eyebrow { color: var(--muted); font-size: .875rem; letter-spacing: .075em; margin: 0 0 .625rem; }
h1 { font-size: 2rem; font-weight: 500; line-height: 1.2; margin: 0 0 .75rem; }
h2 { font-size: 1.25rem; font-weight: 500; line-height: 1.3; margin: 0; }
h3 { font-size: 1rem; font-weight: 500; line-height: 1.4; margin: 0 0 .625rem; }
p { margin: .75rem 0; }
.intro, .muted { color: var(--muted); }
.intro { margin: 0; }
.caption { font-size: .875rem; }
.test-notice { background: var(--notice); padding: .75rem 1rem; border-radius: 4px; font-size: .875rem; }
.steps { padding: 0; margin: 1.75rem 0; list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.steps li { color: var(--muted); display: flex; align-items: center; gap: .625rem; }
.steps span { display: inline-grid; place-items: center; flex: none; width: 1.75rem; height: 1.75rem; border: 1px solid var(--outline); border-radius: 50%; font-size: .875rem; }
.steps [aria-current] { color: var(--text); font-weight: 500; }
.steps [aria-current] span { background: var(--interactive); color: var(--on-interactive); border-color: var(--interactive); }
.editor-layout, .review-layout { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: 2rem; align-items: start; }
.editor-main { min-width: 0; }
.section-heading { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .75rem; }
.actions { display: flex; gap: .5rem; flex-wrap: wrap; }
button, input, select, textarea, .button { font: inherit; }
button, .button { min-height: 44px; padding: .625rem 1rem; border: 1px solid transparent; border-radius: 4px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; text-decoration: none; }
.primary { background: var(--interactive); color: var(--on-interactive); font-weight: 500; }
.secondary { background: var(--surface); color: var(--text); border-color: var(--control-outline); }
.text-button { padding-inline: .5rem; color: var(--text); background: transparent; text-decoration: underline; text-underline-offset: 3px; }
button:hover:not(:disabled), .button:hover { filter: brightness(.94); }
button:disabled { opacity: .5; cursor: default; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.conversation-panel { border: 1px solid var(--outline); background: var(--surface); padding: 1.25rem; border-radius: 6px; }
.conversation-panel > .caption { margin-top: .5rem; }
.conversation-list { list-style: none; padding: 0; margin: 1rem 0; display: grid; gap: .75rem; }
.conversation-list li { padding: .75rem 1rem; border-radius: 4px; background: var(--conversation); max-width: 94%; }
.conversation-list .user-turn { justify-self: end; background: var(--suggestion); }
.conversation-list .speaker { display: block; font-size: .875rem; font-weight: 500; color: var(--muted); margin-bottom: .25rem; }
.conversation-list p { margin: 0; }
.gallery-heading { margin-top: 1.75rem; }
.demo-notice { background: var(--notice); border: 1px dashed var(--outline); border-radius: 4px; padding: .75rem; font-size: .875rem; }
.selection-banner { background: var(--suggestion); border: 1px solid var(--outline); padding: .75rem 1rem; border-radius: 4px; margin: 1rem 0; }
.selection-banner p { margin: .25rem 0; }
.selection-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem; margin: 1rem 0; }
.selection-toolbar p { margin: 0; }
.selection-toolbar .actions { gap: .25rem; }
.empty-state { border: 1px dashed var(--outline); border-radius: 6px; text-align: center; padding: 2.5rem 1rem; margin: 1.25rem 0; background: var(--surface); }
.empty-state svg { color: var(--muted); }
.empty-state > p:first-of-type { font-weight: 500; }
.empty-state > .muted { max-width: 34rem; margin-inline: auto; }
.photo-options { border: 0; padding: 0; margin: 1rem 0 0; min-width: 0; }
.photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(200px, 100%), 1fr)); gap: 1rem; }
.photo-card { min-width: 0; border: 2px solid var(--outline); border-radius: 5px; padding: .75rem; background: var(--surface); }
.photo-card.selected { border-color: var(--selected-outline); }
.photo-select { display: flex; align-items: center; gap: .625rem; min-height: 44px; padding-bottom: .5rem; cursor: pointer; }
input[type="checkbox"] { accent-color: var(--interactive); width: 20px; height: 20px; flex: none; margin: 0; }
.photo-select span { font-size: .875rem; }
.photo-frame { width: 100%; aspect-ratio: 3 / 2; background: white; border: 1px solid var(--outline); margin-bottom: .75rem; }
.photo-frame.portrait { aspect-ratio: 2 / 3; }
.photo-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.photo-frame.whole img { object-fit: contain; }
.photo-card:not(.selected) .photo-frame { opacity: .65; }
.photo-name { overflow-wrap: anywhere; margin: 0 0 .5rem; font-size: .875rem; font-weight: 500; }
.photo-reason, .resolution-note { font-size: .875rem; color: var(--muted); overflow-wrap: anywhere; }
.photo-control { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .5rem; margin: .5rem 0; }
.photo-control label { font-size: .875rem; }
input[type="number"] { width: 4.5rem; }
input[type="number"], select, textarea { border: 1px solid var(--control-outline); border-radius: 4px; background: var(--surface); color: var(--text); padding: .5rem; min-height: 44px; }
.photo-control select { min-width: 0; max-width: 65%; }
.photo-details summary { cursor: pointer; min-height: 44px; display: flex; align-items: center; font-size: .875rem; }
.remove-photo { padding-inline: .5rem; color: var(--muted); background: transparent; font-size: .875rem; }
.order-summary { background: var(--surface); border: 1px solid var(--outline); border-radius: 6px; padding: 1.25rem; }
.order-summary > .eyebrow { margin-top: 0; }
.product-preview { position: relative; height: 95px; margin: 1.5rem 0 1rem; }
.product-preview span { position: absolute; display: grid; place-items: center; width: 125px; height: 84px; border: 1px solid var(--outline); background: #fff; color: #646464; padding: .5rem; }
.paper-back { transform: rotate(-9deg); left: calc(50% - 72px); top: 2px; }
.paper-front { transform: rotate(5deg); left: calc(50% - 53px); top: 8px; font-size: 1rem; }
.product-name { font-size: 1.25rem; margin-bottom: 0; }
dl { margin: 1.25rem 0; }
dl > div { display: flex; flex-wrap: wrap; gap: .5rem 1rem; justify-content: space-between; margin: .625rem 0; }
dt { color: var(--muted); }
dd { margin: 0; text-align: end; }
.order-summary > button { width: 100%; }
.pickup-note { border-top: 1px solid var(--outline); padding-top: 1rem; margin-top: 1.25rem; }
.finder-link { display: inline-flex; align-items: center; min-height: 44px; color: var(--text); text-underline-offset: 3px; overflow-wrap: anywhere; }
#status { padding: .875rem 1rem; border: 1px solid var(--outline); border-radius: 4px; overflow-wrap: anywhere; background: var(--surface); }
#status.error { color: var(--error); border-color: var(--error); }
.review-layout { margin-top: 1.25rem; }
.review-list { list-style: none; margin: 0; padding: 0; }
.review-list li { display: flex; align-items: center; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--outline); }
.review-frame { width: 104px; aspect-ratio: 3 / 2; flex: none; background: white; border: 1px solid var(--outline); }
.review-frame.portrait { width: 72px; aspect-ratio: 2 / 3; }
.review-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.review-frame.whole img { object-fit: contain; }
.review-list p { margin: .25rem 0; overflow-wrap: anywhere; }
.review-list li > div:last-child { min-width: 0; }
.review-list .muted { font-size: .875rem; }
.checkout-note { background: var(--surface); border: 1px solid var(--outline); border-radius: 6px; padding: 1.25rem; }
.checkout-note > p:first-child { margin-top: 0; }
.confirmation { display: flex; align-items: start; gap: .75rem; padding: .75rem 0; cursor: pointer; }
.confirmation input { margin-top: .25rem; }
.checkout-note button { width: 100%; margin-top: .75rem; }
.qr-view { text-align: center; max-width: 640px; margin: 0 auto; }
.success-mark { display: inline-grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--outline); border-radius: 50%; font-size: 1.25rem; margin-bottom: .75rem; }
.qr-image { display: block; margin: 1.5rem auto; max-width: 100%; height: auto; background: white; border-radius: 4px; }
.qr-view label { display: block; text-align: start; margin-top: 1.25rem; }
textarea { width: 100%; resize: vertical; overflow-wrap: anywhere; margin-top: .5rem; font-family: ui-monospace, monospace; font-size: .875rem; }
.qr-actions { justify-content: center; margin-top: 1rem; }
footer { display: flex; justify-content: space-between; gap: .5rem 1rem; flex-wrap: wrap; color: var(--muted); border-top: 1px solid var(--outline); margin-top: 3rem; padding-top: 1rem; font-size: .875rem; }
:root[data-presentation="chat"] .app { max-width: 720px; padding: 1rem; }
:root[data-presentation="chat"] .hero,
:root[data-presentation="chat"] .steps,
:root[data-presentation="chat"] .brand-copy span,
:root[data-presentation="chat"] #conversation-panel,
:root[data-presentation="chat"] footer,
:root[data-presentation="chat"] .product-preview,
:root[data-presentation="chat"] .pickup-note,
:root[data-presentation="chat"] .gallery-heading .actions,
:root[data-presentation="chat"] #upload-privacy { display: none; }
:root[data-presentation="chat"] .header { padding-bottom: .75rem; }
:root[data-presentation="chat"] .brand-logo { padding: .5rem; }
:root[data-presentation="chat"] .brand-logo svg { width: 64px; height: 16px; }
:root[data-presentation="chat"] .test-notice { margin-top: .75rem; }
:root[data-presentation="chat"] .editor-layout { display: block; }
:root[data-presentation="chat"] .gallery-heading { margin-top: .75rem; }
:root[data-presentation="chat"] .selection-banner { padding: .5rem .75rem; }
:root[data-presentation="chat"] .photo-grid { grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: min(160px, 100%); overflow-x: auto; padding: 4px 4px .75rem; scroll-snap-type: x proximity; }
:root[data-presentation="chat"] .photo-card { scroll-snap-align: start; }
:root[data-presentation="chat"] .order-summary { margin-top: .75rem; padding: .75rem; }
:root[data-presentation="chat"] .order-summary > .eyebrow,
:root[data-presentation="chat"] .order-summary > .product-name,
:root[data-presentation="chat"] .order-summary > .caption { display: none; }
:root[data-presentation="chat"] .order-summary dl { margin: .5rem 0; }
:root[data-presentation="chat"] .order-summary > button + button { margin-top: .5rem; }
:root[data-presentation="chat"] .qr-image { width: 240px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
@media (max-width: 800px) {
  .app { padding: 1.25rem; }
  .editor-layout, .review-layout { grid-template-columns: 1fr; gap: 1.5rem; }
  .hero { margin-top: 1.5rem; }
  .product-preview { display: none; }
}
@media (max-width: 480px) {
  .brand-copy span { display: none; }
  .header { flex-wrap: wrap; }
  .steps { gap: .5rem; font-size: .875rem; }
  .steps li { flex-direction: column; align-items: start; gap: .375rem; }
  .conversation-panel { padding: 1rem; }
  .conversation-list li { max-width: 100%; }
  .review-frame { width: 72px; }
}
@media (max-width: 340px) {
  .app { padding: 1rem; }
  .brand-copy { font-size: .875rem; }
  .steps span { width: 1.5rem; height: 1.5rem; }
  .review-list li { flex-wrap: wrap; }
}
:root[data-theme="dark"] { color-scheme: dark; --surface: #252324; --page: #1b191a; --text: #f2efef; --muted: #bcb7b8; --outline: #666063; --control-outline: #8b8588; --focus: #f5a3a8; --selected-outline: #e26971; --notice: #302d2f; --conversation: #302d2f; --suggestion: #3b272b; --error: #ffa3b6; }
:root[data-theme="dark"] .primary { border-color: #e26971; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
}