* { box-sizing: border-box; }
body { margin: 0; background: var(--bc-canvas); color: var(--bc-ink); font-family: var(--bc-text); }
button, input, select { font: inherit; }
button, a, input, select, summary { outline-offset: 4px; }
:focus-visible { outline: 3px solid var(--bc-focus); }
a { color: var(--bc-plum); }
.top { display: flex; justify-content: space-between; align-items: center; padding: 24px 5vw; border-block-end: 1px solid var(--bc-line); background: var(--bc-surface); }
.brand { text-decoration: none; font-weight: 700; font-size: 18px; }
.brand span { color: var(--bc-ink-2); font-weight: 400; }
nav { display: flex; gap: 16px; }
nav a { text-decoration: none; font-size: 14px; }
main { max-inline-size: 1320px; margin-inline: auto; padding: 52px 32px 80px; }
h1, h2, h3 { font-family: var(--bc-display); letter-spacing: -.035em; margin: 0; }
h1 { font-size: clamp(34px, 4.5vw, 58px); line-height: 1.05; max-inline-size: 850px; }
.intro { font-size: 18px; line-height: 1.65; color: var(--bc-ink-2); max-inline-size: 740px; margin-block: 20px 28px; }
.metrics { display: flex; gap: 12px; flex-wrap: wrap; }
.metric { background: var(--bc-surface); padding: 12px 18px; border: 1px solid var(--bc-line); border-radius: 12px; font-size: 14px; }
.metric strong { margin-inline-end: 6px; }
.toolbar { margin-block: 36px 26px; display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.toolbar label { font-size: 14px; color: var(--bc-ink-2); display: flex; align-items: center; gap: 8px; max-inline-size: 100%; min-inline-size: 0; }
.toolbar select { min-inline-size: 0; flex: 1; }
select { max-inline-size: 100%; background: var(--bc-surface); border: 1px solid var(--bc-line); border-radius: 8px; padding: 10px 12px; color: var(--bc-ink); }
.modes { margin-inline-start: auto; display: flex; padding: 4px; border: 1px solid var(--bc-line); background: var(--bc-surface); border-radius: 12px; }
.modes button { border: 0; background: transparent; padding: 10px 16px; border-radius: 8px; color: var(--bc-ink-2); cursor: pointer; }
.modes button[aria-pressed="true"] { background: var(--bc-plum); color: white; }
.property { scroll-margin-block-start: 20px; }
.property-heading { display: flex; justify-content: space-between; align-items: end; gap: 20px; padding-block: 16px 24px; }
.property-heading h2 { font-size: 30px; }
.property-heading p { color: var(--bc-ink-2); margin-block: 8px 0; }
.tag { font-size: 12px; padding: 6px 10px; border-radius: 8px; background: var(--bc-plum-tint); color: var(--bc-plum); white-space: nowrap; }
.photo { background: var(--bc-surface); border: 1px solid var(--bc-line); border-radius: 24px; overflow: hidden; margin-block-end: 30px; }
.photo-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 26px; }
.photo-head > div { min-inline-size: 0; overflow-wrap: anywhere; }
.photo-head h3 { font-size: 24px; }
.photo-head p { margin: 6px 0 0; color: var(--bc-ink-3); font-size: 12px; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; background: var(--bc-line); }
.pair.history { grid-template-columns: repeat(3, 1fr); }
.photo-source { padding: 12px 26px; font-size: 13px; line-height: 1.5; color: var(--bc-ink-2); border-block-start: 1px solid var(--bc-line); }
figure { margin: 0; position: relative; background: #ebe9e7; }
.image-open { display: block; position: relative; padding: 0; border: 0; background: transparent; inline-size: 100%; cursor: zoom-in; }
.privacy-overlay { position: absolute; inset: 0; pointer-events: none; }
.privacy-mask { position: absolute; overflow: hidden; border-radius: 1px; }
.privacy-sample { position: absolute; inset: -6px; background-repeat: no-repeat; filter: blur(4px); }
.lightbox-frame { position: relative; inline-size: fit-content; margin-inline: auto; }
.pair img { display: block; inline-size: 100%; aspect-ratio: 1; object-fit: contain; }
figcaption, .split-label { position: absolute; inset-block-start: 16px; inset-inline-start: 16px; padding: 7px 12px; background: rgba(255,255,255,.94); border-radius: 8px; font-size: 12px; font-weight: 600; pointer-events: none; }
.after figcaption { background: var(--bc-plum); color: white; }
.split { position: relative; aspect-ratio: 1; max-inline-size: 780px; margin-inline: auto; overflow: hidden; background: #ebe9e7; --split: 50%; }
.split img { position: absolute; inset: 0; inline-size: 100%; block-size: 100%; object-fit: contain; }
.split .original-layer { clip-path: inset(0 calc(100% - var(--split)) 0 0); }
.split .seam { position: absolute; inset-block: 0; inset-inline-start: var(--split); inline-size: 2px; background: white; pointer-events: none; }
.split .seam::after { content: '↔'; position: absolute; inset-block-start: 50%; transform: translate(-50%, -50%); background: white; color: var(--bc-plum); border-radius: 50%; inline-size: 40px; block-size: 40px; display: grid; place-items: center; box-shadow: 0 1px 12px #0003; }
.split input { position: absolute; inset: 0; inline-size: 100%; block-size: 100%; opacity: 0; cursor: ew-resize; margin: 0; }
.split:focus-within { outline: 3px solid var(--bc-focus); outline-offset: -3px; }
.split-label.end { inset-inline-start: auto; inset-inline-end: 16px; background: var(--bc-plum); color: white; }
.slider-help { text-align: center; font-size: 13px; color: var(--bc-ink-2); padding: 12px; border-block-start: 1px solid var(--bc-line); }
.notes { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; padding: 24px 26px; }
.notes h4 { font-size: 14px; margin: 0 0 8px; }
.notes p { font-size: 14px; line-height: 1.6; color: var(--bc-ink-2); margin: 0; }
.inspection { padding: 16px 26px; border-block-start: 1px solid var(--bc-line); background: #faf8f4; }
.inspection strong { display: block; font-size: 14px; margin-block-end: 6px; }
.inspection p { font-size: 13px; line-height: 1.6; margin: 0; color: var(--bc-ink-2); }
.actions { padding: 18px 26px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.actions a { font-size: 13px; text-underline-offset: 4px; }
.actions .download { margin-inline-start: auto; }
.review-state { color: var(--bc-sage); font-size: 13px; }
details { padding: 16px 26px; border-block-start: 1px solid var(--bc-line); font-size: 13px; }
summary { cursor: pointer; color: var(--bc-ink-2); }
pre { white-space: pre-wrap; word-break: break-word; font: 12px/1.7 var(--bc-text); color: var(--bc-ink-2); }
.footnote { font-size: 13px; line-height: 1.6; color: var(--bc-ink-3); max-inline-size: 800px; }
dialog { inline-size: min(94vw, 1100px); max-block-size: 94vh; padding: 12px; border: 0; border-radius: 20px; background: var(--bc-canvas); }
dialog::backdrop { background: #1f1026c9; }
dialog img { display: block; max-inline-size: 100%; max-block-size: 82vh; margin-inline: auto; object-fit: contain; }
dialog button { display: block !important; margin-inline-start: auto; margin-block-end: 8px; }
[hidden] { display: none !important; }
@media (max-width: 700px) {
  main { padding: 32px 16px 50px; }
  .top { padding: 20px 16px; }
  .toolbar { align-items: stretch; gap: 12px; }
  .modes { margin-inline-start: 0; }
  .property-heading { align-items: start; }
  .photo-head, .notes, .actions, details, .inspection { padding: 18px; }
  .photo-head { align-items: start; }
  .photo-head h3 { font-size: 21px; }
  .pair, .pair.history { grid-template-columns: 1fr; }
  .notes { grid-template-columns: 1fr; gap: 18px; }
  .actions .download { margin-inline-start: 0; }
  .brand { font-size: 16px; }
}