/* Layout and motion only. Every colour, face and radius comes from theme.css. */
*, *::before, *::after { box-sizing: border-box; }

html { background: var(--fz-bg); }

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  grid-template-rows: 1fr auto;
  background: var(--fz-bg);
  color: var(--fz-ink);
  font-family: var(--fz-font-body);
  font-size: 1.0625rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

main {
  width: 100%;
  max-width: 44rem;
  margin: 0 auto;
  padding: clamp(2.5rem, 9vh, 6rem) 1rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.75rem;
  font-family: var(--fz-font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fz-ink2);
}

.dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--fz-accent);
  box-shadow: 0 0 0 0 var(--fz-accent-soft);
  animation: ping 2.4s ease-out infinite;
}

h1 {
  margin: 0;
  font-family: var(--fz-font-display);
  font-weight: 700;
  font-size: clamp(4.25rem, 19vw, 9.5rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
}

h1 .stop { color: var(--fz-accent); }

.line {
  margin: 1.1rem 0 0;
  max-width: 30rem;
  font-size: clamp(1.15rem, 3.6vw, 1.4rem);
  color: var(--fz-ink2);
}

/* ---- the stage: a file drops in, a report comes out ---- */
.stage {
  position: relative;
  margin-top: clamp(2rem, 6vh, 3.25rem);
  height: 15rem;
  border-radius: var(--fz-radius);
  background: var(--fz-surface);
  border: 1px solid var(--fz-border);
  box-shadow: var(--fz-shadow);
  overflow: hidden;
}

.drop {
  position: absolute;
  inset: 1.25rem;
  border: 2px dashed var(--fz-border);
  border-radius: calc(var(--fz-radius) - 0.2rem);
  display: grid;
  place-items: center;
  font-family: var(--fz-font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fz-ink3);
  animation: drop-tile 10s ease-in-out infinite;
}

.chip {
  position: absolute;
  left: 50%;
  top: 50%;
  margin: -1.1rem 0 0 -4.2rem;
  width: 8.4rem;
  padding: 0.45rem 0;
  text-align: center;
  font-family: var(--fz-font-mono);
  font-size: 0.875rem;
  color: var(--fz-ink);
  background: var(--fz-surface2);
  border: 1px solid var(--fz-border);
  border-radius: 0.4rem;
  box-shadow: var(--fz-shadow);
  opacity: 0;
  animation: chip-fall 10s cubic-bezier(0.3, 0.7, 0.3, 1) infinite;
}

.sheet {
  position: absolute;
  inset: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.8rem;
  opacity: 0;
  animation: sheet-show 10s ease-in-out infinite;
}

.head {
  height: 0.7rem;
  width: 38%;
  border-radius: 0.2rem;
  background: var(--fz-ink);
  opacity: 0.85;
}

.row {
  display: grid;
  grid-template-columns: var(--lab) 1fr;
  align-items: center;
  gap: 1rem;
}

.lab {
  height: 0.55rem;
  border-radius: 0.2rem;
  background: var(--fz-surface2);
  border: 1px solid var(--fz-border);
}

.track { display: block; height: 0.9rem; border-radius: 0.2rem; background: var(--fz-surface2); }

.bar {
  display: block;
  height: 100%;
  border-radius: 0.2rem;
  background: var(--fz-accent);
  transform-origin: left center;
  transform: scaleX(0);
  animation: bar-grow 10s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
  animation-delay: var(--d);
}

.r1 { --lab: 5.5rem; --w: 0.86; --d: 0s; }
.r2 { --lab: 4rem;   --w: 0.64; --d: 0.12s; }
.r3 { --lab: 6.5rem; --w: 0.72; --d: 0.24s; }
.r4 { --lab: 3.5rem; --w: 0.38; --d: 0.36s; }
.r5 { --lab: 5rem;   --w: 0.22; --d: 0.48s; }
.r3 .bar { background: var(--fz-good); }

footer {
  padding: 1.25rem 1rem 1.75rem;
  text-align: center;
  font-family: var(--fz-font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--fz-ink2);
}

:focus-visible { outline: 3px solid var(--fz-focus); outline-offset: 3px; }

@keyframes ping {
  0%   { box-shadow: 0 0 0 0 var(--fz-accent-soft); }
  70%  { box-shadow: 0 0 0 0.7rem rgba(180, 73, 31, 0); }
  100% { box-shadow: 0 0 0 0 rgba(180, 73, 31, 0); }
}

@keyframes drop-tile {
  0%        { opacity: 1; border-color: var(--fz-border); }
  16%       { opacity: 1; border-color: var(--fz-accent); }
  22%       { opacity: 1; }
  28%, 94%  { opacity: 0; }
  100%      { opacity: 1; }
}

@keyframes chip-fall {
  0%   { opacity: 0; transform: translateY(-11rem) rotate(-6deg); }
  6%   { opacity: 1; }
  17%  { opacity: 1; transform: translateY(0) rotate(0deg); }
  23%  { opacity: 0; transform: translateY(0.4rem) scale(0.82); }
  100% { opacity: 0; transform: translateY(0.4rem) scale(0.82); }
}

@keyframes sheet-show {
  0%, 24%  { opacity: 0; }
  30%, 88% { opacity: 1; }
  95%, 100% { opacity: 0; }
}

@keyframes bar-grow {
  0%, 28% { transform: scaleX(0); }
  44%, 100% { transform: scaleX(var(--w)); }
}

/* No motion: show the finished report, nothing moves. */
@media (prefers-reduced-motion: reduce) {
  .dot { animation: none; }
  .drop, .chip { display: none; }
  .sheet { animation: none; opacity: 1; }
  .bar { animation: none; transform: scaleX(var(--w)); }
}