/* ============================================================================
   Instrument-specific styling.
   ========================================================================= */

/* ── Canvases ─────────────────────────────────────────────────────────── */
.canvas-frame {
  position: relative;
  width: 100%;
  border-radius: 10px;
  background: color-mix(in srgb, var(--void) 65%, transparent);
  border: 1px solid var(--hairline);
  overflow: hidden;
}
.canvas-frame canvas { display: block; width: 100%; height: 100%; }
.canvas-frame--ladder { height: 132px; }
.canvas-frame--brute { aspect-ratio: 1 / 1; max-width: 22rem; margin-inline: auto; border-style: dashed; }
.canvas-frame--grave { height: 460px; }
.canvas-frame--variety { height: 196px; border: 0; background: transparent; }

@media (max-width: 640px) {
  .canvas-frame--grave { height: 400px; }
}

/* ── Ladder ───────────────────────────────────────────────────────────── */
.ladder__value {
  font-family: var(--mono);
  font-size: clamp(1.75rem, 1.1rem + 3vw, 3.1rem);
  color: var(--ink); letter-spacing: -0.03em; line-height: 1;
  font-variant-numeric: tabular-nums;
}
.ladder__value sup { font-size: 0.55em; }
.ladder__name {
  font-family: var(--sans); font-weight: 600;
  font-size: clamp(1rem, 0.9rem + 0.5vw, 1.2rem);
  color: var(--space); margin: 0.55rem 0 0.3rem;
}
.ladder__note { font-family: var(--sans); font-size: 0.875rem; color: var(--ink-dim); min-height: 2.6em; }
.ladder__frac {
  font-family: var(--mono); font-size: 0.8125rem; color: var(--ink-soft);
  margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--hairline);
  word-break: break-all; line-height: 1.7;
}
.ladder__frac b { color: var(--human); font-weight: 400; }
.jumps { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.1rem; }
.jumps .btn { font-size: 0.6875rem; padding: 0.5rem 0.7rem; letter-spacing: 0.06em; }

/* ── Brute force ──────────────────────────────────────────────────────── */
.brute__grid {
  display: grid; gap: 1.5rem;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  align-items: start;
}
@media (max-width: 760px) { .brute__grid { grid-template-columns: 1fr; } }

.brute__stat { margin-bottom: 1.1rem; }
.brute__stat .readout { line-height: 1.05; }
.brute__stat .readout small {
  font-family: var(--sans); font-size: 0.34em; color: var(--ink-dim);
  letter-spacing: 0.12em; text-transform: uppercase; margin-left: 0.4em;
}
.brute__stat p { margin: 0; }
.brute__frac {
  font-family: var(--mono); font-size: 0.875rem; line-height: 1.8;
  color: var(--ink-soft); word-break: break-all;
}
.brute__frac b { color: var(--broken); font-weight: 400; }
.brute__frac sup { color: var(--broken); }
.brute__energy {
  font-family: var(--sans); font-size: 0.875rem; line-height: 1.65;
  color: var(--ink-dim); margin-top: 1.25rem; padding-top: 1.25rem;
  border-top: 1px solid var(--hairline);
}
.brute__energy b { color: var(--human); }
.brute__pixel { font-family: var(--sans); font-size: 0.8125rem; color: var(--ink-dim); margin-top: 0.9rem; }
.brute__pixel b { color: var(--broken); }

/* ── Avalanche ────────────────────────────────────────────────────────── */
.av__grid {
  display: grid; gap: 1.5rem;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  align-items: start;
}
@media (max-width: 760px) { .av__grid { grid-template-columns: 1fr; } }

.bitgrid {
  display: grid;
  grid-template-columns: repeat(32, 1fr);
  gap: 2px;
  margin: 0.4rem 0 1rem;
}
.bitgrid__cell {
  aspect-ratio: 1; border-radius: 2px; display: block;
  background: var(--raised-2);
  transition: background 0.28s var(--ease);
}
.bitgrid__cell[data-state="one"] { background: color-mix(in srgb, var(--key) 32%, var(--raised-2)); }
.bitgrid__cell[data-state="zero"] { background: var(--raised-2); }
.bitgrid__cell[data-state="flip"] {
  background: var(--broken);
  box-shadow: 0 0 7px color-mix(in srgb, var(--broken) 65%, transparent);
}

.digest {
  font-family: var(--mono); font-size: 0.75rem; line-height: 1.55;
  color: var(--ink-soft); white-space: pre; margin: 0.35rem 0 0;
  overflow-x: auto;
}
.digest--b { color: var(--broken); }
.av__pct {
  font-family: var(--mono); font-size: clamp(2.2rem, 1.4rem + 3.5vw, 3.6rem);
  color: var(--broken); letter-spacing: -0.03em; line-height: 1;
  font-variant-numeric: tabular-nums;
}
.av__pct small { font-size: 0.4em; color: var(--ink-dim); }
.av__verdict { font-family: var(--sans); font-size: 0.8125rem; color: var(--ink-dim); line-height: 1.6; margin-top: 0.6rem; }
.av__msg { font-family: var(--mono); font-size: 0.8125rem; color: var(--ink-dim); word-break: break-all; }

/* ── Quantum ──────────────────────────────────────────────────────────── */
.q__row { margin-bottom: 1.1rem; }
.q__row > span {
  display: block; font: 600 0.6875rem/1 var(--sans);
  letter-spacing: 0.13em; text-transform: uppercase; color: var(--ink-dim);
  margin-bottom: 0.45rem;
}
.q__track {
  height: 12px; border-radius: 6px; overflow: hidden;
  background: color-mix(in srgb, var(--void) 70%, transparent);
  border: 1px solid var(--hairline);
}
.q__bar { height: 100%; border-radius: 6px; transition: width 0.35s var(--ease); }
.q__bar--classical { background: linear-gradient(90deg, var(--key-deep), var(--key)); }
.q__bar--grover { background: linear-gradient(90deg, var(--broken-deep), var(--broken)); }
.q__num { font-family: var(--mono); font-size: 0.875rem; color: var(--ink); margin-top: 0.4rem; display: block; }
.q__verdict, .q__shor {
  font-family: var(--sans); font-size: 0.875rem; line-height: 1.65; color: var(--ink-soft);
}
.q__shor {
  color: var(--ink-dim); margin-top: 1.25rem; padding-top: 1.25rem;
  border-top: 1px solid var(--hairline);
}

/* ── Graveyard ────────────────────────────────────────────────────────── */
.grave__grid {
  display: grid; gap: 1.5rem;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  align-items: start;
}
@media (max-width: 860px) { .grave__grid { grid-template-columns: 1fr; } }

.grave__detail { font-family: var(--sans); font-size: 0.9375rem; line-height: 1.65; }
.grave__detail p { margin: 0 0 0.8rem; color: var(--ink-soft); }
.grave__name { font-weight: 700; font-size: 1.1rem; color: var(--ink) !important; }
.grave__span { font-weight: 400; font-size: 0.8125rem; color: var(--ink-dim); letter-spacing: 0.02em; }
.grave__cause {
  font: 600 0.6875rem/1 var(--sans); letter-spacing: 0.13em; text-transform: uppercase;
}
.grave__cause[data-cause="brute"] { color: var(--human) !important; }
.grave__cause[data-cause="math"] { color: var(--broken) !important; }
.grave__cause[data-cause="trust"] { color: #be78ff !important; }
.grave__cause[data-cause="alive"] { color: var(--space) !important; }
.grave__next { color: var(--ink-dim) !important; font-size: 0.875rem; }
.legend {
  display: flex; flex-wrap: wrap; gap: 1rem;
  font: 500 0.75rem/1 var(--sans); color: var(--ink-dim); margin-top: 0.9rem;
}
.legend span { display: inline-flex; align-items: center; gap: 0.4rem; }
.legend i { width: 10px; height: 10px; border-radius: 3px; display: block; }

/* ── Variety ──────────────────────────────────────────────────────────── */
.var__grid { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); }
.var__lump, .var__verdict {
  font-family: var(--sans); font-size: 0.9375rem; line-height: 1.65; color: var(--ink-soft);
}
.var__verdict {
  margin-top: 1.1rem; padding-top: 1.1rem; border-top: 1px solid var(--hairline);
  color: var(--human); font-weight: 500;
}
.readout small { font-family: var(--sans); font-size: 0.4em; color: var(--ink-dim); letter-spacing: 0.02em; }