/* Title, pause, help, game over and victory panels layered over the canvas. */

.overlays {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: clamp(0.75rem, 3vw, 1.5rem);
  background: color-mix(in oklab, var(--surface-sunk) 88%, transparent);
  backdrop-filter: blur(2px);
  z-index: 5;
}

.overlays[hidden] {
  display: none;
}

.panel {
  width: min(100%, 340px);
  max-height: 100%;
  overflow-y: auto;
  padding: clamp(1rem, 4vw, 1.4rem);
  border: 1px solid var(--line);
  border-top: 2px solid var(--accent);
  border-radius: var(--radius);
  background: var(--surface);
  text-align: left;
}

.panel--wide {
  width: min(100%, 400px);
}

.panel[hidden] {
  display: none;
}

.panel__kicker {
  font-family: var(--font-display);
  font-size: 0.5625rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.panel__title {
  margin-block: 0.35rem 0.6rem;
  font-size: clamp(1.125rem, 4vw, 1.4rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.panel__body {
  margin-bottom: 0.9rem;
  font-size: 0.875rem;
  color: var(--ink-muted);
}

.panel__stat {
  margin-bottom: 0.9rem;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.panel__stat b {
  color: var(--ink);
}

.panel__hint {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--ink-faint);
}

.panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

/* Keeps the primary action visible when a panel has to scroll. */
.panel__actions--sticky {
  position: sticky;
  bottom: calc(clamp(1rem, 4vw, 1.4rem) * -1);
  padding-block: 0.5rem;
  background: var(--surface);
}

.btn {
  min-height: var(--tap);
  padding: 0 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-raised);
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background-color 140ms ease,
    border-color 140ms ease;
}

.btn:hover {
  border-color: var(--ink-faint);
  background: var(--surface);
}

.btn:active {
  background: var(--surface-sunk);
}

.btn--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.btn--primary:hover {
  background: color-mix(in oklab, var(--accent) 88%, white);
  border-color: color-mix(in oklab, var(--accent) 88%, white);
}

.btn--quiet {
  background: transparent;
  color: var(--ink-muted);
}

/* Scoreboard -------------------------------------------------------------- */

.scoreboard {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin-bottom: 1rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--surface-sunk);
}

.scoreboard dt {
  font-family: var(--font-display);
  font-size: 0.5625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.scoreboard dd {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-variant-numeric: tabular-nums;
}

/* Help panel -------------------------------------------------------------- */

.help-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.9rem 1.1rem;
  margin-bottom: 1rem;
}

.help-grid__head {
  margin-bottom: 0.45rem;
  font-family: var(--font-display);
  font-size: 0.5625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-alt);
}

.keylist {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.3rem 0.6rem;
  font-size: 0.8125rem;
}

.keylist dt {
  font-family: var(--font-display);
  font-size: 0.625rem;
  color: var(--ink);
  white-space: nowrap;
}

.keylist dd {
  color: var(--ink-muted);
}

.capsule-list {
  display: grid;
  gap: 0.3rem;
  font-size: 0.8125rem;
  color: var(--ink-muted);
}

.capsule-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cap {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 14px;
  border-radius: 2px;
  font-family: var(--font-display);
  font-size: 0.5625rem;
  color: #0b0d11;
  box-shadow: inset 0 -2px 0 rgb(0 0 0 / 0.3);
}

.cap--L { background: #d9463f; }
.cap--E { background: #4463c9; color: #eef1f8; }
.cap--C { background: #4fb15c; }
.cap--S { background: #e08430; }
.cap--D { background: #3fbcd4; }
.cap--B { background: #b34fb8; }
.cap--P { background: #b9c0cc; }
.cap--R { background: #7a3038; color: #f3dcdc; }

@media (prefers-reduced-motion: reduce) {
  .btn,
  .chip-btn {
    transition: none;
  }
}

/* Very narrow phones: tighten the panel rather than widening it, so the
   masthead controls behind the overlay stay reachable. */
@media (max-width: 380px) {
  .panel {
    padding: 0.75rem 0.7rem;
  }

  .panel__title {
    font-size: 1rem;
    margin-block: 0.3rem 0.5rem;
  }

  .panel__body,
  .panel__hint {
    font-size: 0.75rem;
  }

  .panel__actions {
    gap: 0.35rem;
  }

  .btn {
    padding: 0 0.7rem;
    font-size: 0.625rem;
  }

  .help-grid {
    grid-template-columns: 1fr;
  }

  .scoreboard {
    gap: 0.4rem 0.9rem;
    padding: 0.55rem 0.6rem;
  }
}

/* Short landscape has plenty of width going spare, so the panel escapes the
   narrow board. It stops below the masthead so those controls stay usable. */
@media (max-height: 560px) and (orientation: landscape) {
  .overlays {
    position: fixed;
    inset: 68px 0 0;
    z-index: 30;
    padding: 0.6rem;
    background: color-mix(in oklab, var(--surface-sunk) 92%, transparent);
  }

  .panel {
    width: min(100%, 430px);
    max-height: 100%;
  }

  .panel--wide {
    width: min(100%, 600px);
  }
}

/* Short landscape: tighten the help panel so it needs little or no scrolling. */
@media (max-height: 560px) and (orientation: landscape) {
  .panel {
    padding: 0.7rem 0.95rem;
  }

  .panel__title {
    font-size: 1.05rem;
    margin-block: 0.25rem 0.5rem;
  }

  .panel__body,
  .panel__hint {
    font-size: 0.75rem;
    margin-bottom: 0.6rem;
  }

  .help-grid {
    gap: 0.5rem 1.2rem;
    margin-bottom: 0.6rem;
  }

  .keylist,
  .capsule-list {
    font-size: 0.75rem;
    gap: 0.2rem 0.5rem;
  }
}