/* The presentation page. One bold thing: the photo and the model wiped against each
   other from the same camera. Everything else is a map's marginal information: a text
   column, italic notes in the margin, tables that carry the facts. */

body.site { background: var(--film); }

.masthead {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(16px, 4vw, 56px);
  background: rgba(232, 237, 235, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--rule);
}
.mark { font-weight: 300; font-size: var(--t-lg); text-decoration: none; letter-spacing: 0.02em; }
.masthead nav { display: flex; align-items: center; gap: 22px; font-size: var(--t-sm); }
.masthead nav a { text-decoration: none; color: var(--slate); }
.masthead nav a:hover { color: var(--ink); }
.masthead nav a.go, a.go {
  color: #fff;
  background: var(--magenta);
  padding: 7px 14px;
  border-radius: 3px;
  text-decoration: none;
}
a.go:hover { background: #951d5d; }

/* ---- hero ---- */
.hero { padding: clamp(40px, 7vw, 96px) clamp(16px, 4vw, 56px) 40px; }
.hero-copy { max-width: 1180px; }
.hero h1 {
  font-size: clamp(38px, 6.2vw, var(--t-4xl));
  font-weight: 250;
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin: 0;
}
.lede { max-width: 62ch; font-size: var(--t-lg); line-height: 1.5; margin: 22px 0 0; color: #33403c; }

.wipe {
  position: relative;
  margin: 44px 0 0;
  aspect-ratio: 3.227 / 1;
  background: var(--ink);
  border: 1px solid var(--ink);
  outline: 1px solid var(--ink);
  outline-offset: 5px;
  overflow: hidden;
  touch-action: none;
  user-select: none;
}
.wipe canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.wipe-photo { position: absolute; inset: 0; clip-path: inset(0 50% 0 0); }
.wipe-photo img, .wipe-photo video { width: 100%; height: 100%; object-fit: cover; display: block; }
.wipe-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 28px;
  margin-left: -14px;
  cursor: ew-resize;
}
.wipe-handle span {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 13px;
  width: 2px;
  background: var(--magenta);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.55);
}
.wipe figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 14px;
  font-size: var(--t-sm);
  color: #fff;
  background: linear-gradient(transparent, rgba(20, 24, 26, 0.55));
  pointer-events: none;
}
.wipe-time { font-family: var(--italic); font-style: italic; }
.wipe-controls {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 18px;
  align-items: center;
  margin-top: 22px;
}
.wipe-controls input[type="range"] { width: 100%; accent-color: var(--magenta); }
.wipe-controls .note { grid-column: 1 / -1; margin: 0; }
button.plain {
  background: none;
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 5px 12px;
  font-size: var(--t-sm);
  cursor: pointer;
}
button.plain:hover { border-color: var(--ink); }

/* ---- bands ---- */
.band {
  padding: 64px clamp(16px, 4vw, 56px);
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: minmax(160px, 220px) minmax(0, 1fr);
  column-gap: clamp(24px, 4vw, 64px);
}
.band > h2 {
  grid-column: 1;
  grid-row: 1 / span 20;
  margin: 0;
  font-size: var(--t-xl);
  font-weight: 300;
  font-stretch: 125%;
  line-height: 1.2;
}
.band > * { grid-column: 2; }
.prose { max-width: 64ch; margin: 0 0 18px; font-size: 17px; line-height: 1.6; }
.prose p { margin: 0 0 14px; }
.cols { display: grid; grid-template-columns: minmax(0, 64ch) minmax(0, 30ch); gap: 48px; align-items: start; }
.margin { border-left: 2px solid var(--contour); padding-left: 16px; font-size: 17px; line-height: 1.45; margin: 4px 0 0; }

.sheet { margin: 0; max-width: 1180px; }
.sheet img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--ink);
  outline: 1px solid var(--ink);
  outline-offset: 5px;
  background: var(--paper);
}
.sheet figcaption { margin-top: 18px; max-width: 70ch; font-size: 17px; }

/* The stage log: bar width is the stage's share of the run. */
.log { list-style: none; margin: 8px 0 0; padding: 0; max-width: 980px; counter-reset: stage; }
.log li {
  counter-increment: stage;
  display: grid;
  grid-template-columns: 2.2em 11em minmax(0, 1fr) 5.5em;
  gap: 14px;
  align-items: baseline;
  padding: 12px 0 12px;
  border-bottom: 1px solid var(--rule);
  position: relative;
}
.log li::before { content: counter(stage); color: var(--slate); font-size: var(--t-sm); }
.log li b { font-weight: 600; }
.log li span { color: #3b4844; }
.log li i { font-style: normal; text-align: right; font-weight: 500; }
.log li::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 2px;
  width: calc(var(--s) / 452.2 * 100%);
  background: var(--ink);
}

table { border-collapse: collapse; }
.evidence { width: 100%; max-width: 980px; margin: 6px 0 18px; font-size: var(--t-md); }
.evidence th, .evidence td { text-align: left; vertical-align: top; padding: 12px 18px 12px 0; border-bottom: 1px solid var(--rule); }
.evidence thead th { font-weight: 500; color: var(--slate); font-size: var(--t-sm); }
.evidence tbody th { font-weight: 600; width: 13em; }
.evidence tbody td:nth-child(2) { font-size: var(--t-lg); font-weight: 500; white-space: nowrap; width: 9em; color: var(--ink); }
.evidence tbody td:last-child { color: #3b4844; }

.matrix-wrap { overflow-x: auto; max-width: min(1100px, 100%); }
.matrix { font-size: var(--t-sm); min-width: 820px; }
.matrix th, .matrix td { padding: 9px 12px; border-bottom: 1px solid var(--rule); }
.matrix thead th { font-weight: 500; color: var(--slate); text-align: center; vertical-align: bottom; white-space: nowrap; }
.matrix thead th:first-child { text-align: left; }
.matrix tbody th { text-align: left; font-weight: 500; white-space: nowrap; padding-right: 28px; }
.matrix td { text-align: center; color: var(--magenta); font-size: 11px; }
.matrix tbody tr:hover { background: var(--magenta-wash); }
.plain-link { color: var(--magenta); font-weight: 500; }
.cta-line { display: flex; gap: 18px; align-items: center; margin-top: 26px; flex-wrap: wrap; }

.limits { list-style: none; padding: 0; }
.limits li { margin: 0 0 14px; }

.colophon {
  padding: 36px clamp(16px, 4vw, 56px) 56px;
  border-top: 1px solid var(--ink);
  font-size: var(--t-sm);
  color: var(--slate);
}
.colophon p { margin: 0 0 6px; max-width: 80ch; }

@media (max-width: 860px) {
  .masthead nav a:not(.go) { display: none; }
  .band { grid-template-columns: minmax(0, 1fr); }
  .masthead { padding-top: 10px; padding-bottom: 10px; }
  .hero h1 { font-size: 34px; }
  .band > h2 { grid-row: auto; margin-bottom: 16px; }
  .band > * { grid-column: 1; }
  .cols { grid-template-columns: 1fr; gap: 20px; }
  .log li { grid-template-columns: 1.6em 1fr 4.5em; }
  .log li span { grid-column: 2 / -1; grid-row: 2; }
  .wipe { aspect-ratio: 16 / 9; }
}