.deduction-grid-page {
  --grid-line: var(--color-base-300);
  --grid-ink: var(--color-base-content);
  --grid-accent: var(--color-primary);
  --grid-support: var(--color-secondary);
}

body.deduction-grid-playing > nav[aria-label="Primary navigation"] { display: none; }
.deduction-grid-page.is-playing .deduction-grid__content { max-width: 100rem; padding-top: clamp(1rem, 2vw, 2rem); padding-bottom: clamp(2rem, 4vw, 4rem); }

.deduction-grid__hero-card {
  position: relative;
  min-height: 19rem;
  overflow: hidden;
  border-radius: var(--radius-box);
  padding: 2rem;
  background:
    radial-gradient(circle at 86% 14%, color-mix(in oklab, var(--color-accent) 32%, transparent) 0 18%, transparent 19%),
    radial-gradient(circle at 14% 86%, color-mix(in oklab, var(--color-primary) 26%, transparent) 0 23%, transparent 24%),
    var(--color-neutral);
  box-shadow: 0 1rem 2.5rem color-mix(in oklab, var(--color-neutral) 20%, transparent);
}
.deduction-grid__hero-cell { display: inline-flex; width: 2.6rem; height: 2.6rem; align-items: center; justify-content: center; border-radius: .5rem; background: color-mix(in oklab, var(--color-neutral-content) 12%, transparent); color: var(--color-neutral-content); font-size: 1.1rem; font-weight: 900; }
.deduction-grid__hero-cell--out { color: color-mix(in oklab, var(--color-neutral-content) 45%, transparent); }

.deduction-grid__levels { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.deduction-grid__level { display: flex; min-height: 9rem; align-items: flex-start; gap: .9rem; border: 1px solid var(--grid-line); border-radius: var(--radius-box); padding: 1.15rem; background: var(--color-base-100); color: var(--grid-ink); text-align: left; transition: border-color 150ms ease, background-color 150ms ease, box-shadow 150ms ease, transform 150ms ease; }
.deduction-grid__level:hover { border-color: var(--grid-support); background: color-mix(in oklab, var(--color-secondary) 5%, var(--color-base-100)); transform: translateY(-.1rem); }
.deduction-grid__level.is-selected { border-color: var(--grid-accent); background: color-mix(in oklab, var(--color-primary) 8%, var(--color-base-100)); box-shadow: inset 0 0 0 2px color-mix(in oklab, var(--color-primary) 25%, transparent), 0 .7rem 1.5rem color-mix(in oklab, var(--color-primary) 10%, transparent); }
.deduction-grid__level-mark { display: inline-flex; width: 2.8rem; height: 2.8rem; flex: 0 0 auto; align-items: center; justify-content: center; border-radius: .75rem; background: color-mix(in oklab, var(--color-primary) 14%, transparent); color: var(--grid-accent); font-size: 1.35rem; font-weight: 900; }

.deduction-grid__game-topbar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; border-bottom: 1px solid var(--grid-line); padding-bottom: 1rem; }
.deduction-grid__no-timer { border: 1px solid color-mix(in oklab, var(--color-secondary) 35%, var(--grid-line)); border-radius: 999px; padding: .42rem .75rem; background: color-mix(in oklab, var(--color-secondary) 10%, var(--color-base-100)); color: color-mix(in oklab, var(--color-secondary) 34%, var(--grid-ink)); font-size: .8rem; font-weight: 800; white-space: nowrap; }
.deduction-grid__progress { height: .45rem; margin-top: 1rem; overflow: hidden; border-radius: 999px; background: var(--color-base-200); }
.deduction-grid__progress span { display: block; height: 100%; width: 0; border-radius: inherit; background: linear-gradient(90deg, var(--color-secondary), var(--color-primary)); transition: width 180ms ease; }

.deduction-grid__story { margin-top: 1.5rem; max-width: 46rem; font-size: 1.05rem; line-height: 1.6; color: color-mix(in oklab, var(--grid-ink) 78%, transparent); }
.deduction-grid__layout { display: grid; grid-template-columns: minmax(16rem, 22rem) minmax(0, 1fr); gap: clamp(1.25rem, 3vw, 2.5rem); margin-top: 1.5rem; align-items: start; }
.deduction-grid__section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; border-bottom: 1px solid var(--grid-line); padding-bottom: .55rem; }
.deduction-grid__section-heading h3 { font-size: 1.05rem; font-weight: 900; }
.deduction-grid__section-heading span { font-size: .8rem; font-weight: 700; color: color-mix(in oklab, var(--grid-ink) 55%, transparent); }

.deduction-grid__clues { border: 1px solid var(--grid-line); border-radius: var(--radius-box); padding: 1.15rem; background: color-mix(in oklab, var(--color-secondary) 4%, var(--color-base-100)); }
.deduction-grid__clue-list { display: grid; gap: .5rem; margin-top: .9rem; list-style: none; padding: 0; }
.deduction-grid__clue-label { display: flex; align-items: flex-start; gap: .65rem; border-radius: var(--radius-field); padding: .55rem .6rem; line-height: 1.45; transition: background-color 150ms ease; }
.deduction-grid__clue-label:hover { background: color-mix(in oklab, var(--color-secondary) 8%, transparent); }
.deduction-grid__clue-label input { margin-top: .25rem; width: 1.05rem; height: 1.05rem; flex: 0 0 auto; accent-color: var(--grid-support); }
.deduction-grid__clue-label input:checked + span { color: color-mix(in oklab, var(--grid-ink) 50%, transparent); text-decoration: line-through; }

.deduction-grid__board { border: 1px solid var(--grid-line); border-radius: var(--radius-box); padding: clamp(1rem, 2.5vw, 1.75rem); background: var(--color-base-100); box-shadow: 0 1rem 2.5rem color-mix(in oklab, var(--color-neutral) 8%, transparent); }
.deduction-grid__grids { display: flex; flex-wrap: wrap; gap: clamp(1rem, 3vw, 2.5rem); margin-top: 1.25rem; }
.deduction-grid__table { border-collapse: separate; border-spacing: .25rem; }
.deduction-grid__table caption { margin-bottom: .5rem; text-align: left; font-size: .78rem; font-weight: 900; text-transform: uppercase; letter-spacing: .14em; color: var(--grid-support); }
.deduction-grid__table th { font-size: .85rem; font-weight: 800; color: color-mix(in oklab, var(--grid-ink) 75%, transparent); }
.deduction-grid__table th[scope="col"] { padding-bottom: .3rem; vertical-align: bottom; }
.deduction-grid__table th[scope="col"] span { display: block; max-width: 6.5rem; word-break: break-word; }
.deduction-grid__table th[scope="row"] { padding-right: .55rem; text-align: right; white-space: nowrap; }

.deduction-grid__cell { display: flex; width: clamp(2.6rem, 7vw, 3.4rem); height: clamp(2.6rem, 7vw, 3.4rem); align-items: center; justify-content: center; border: 1px solid var(--grid-line); border-radius: .6rem; background: var(--color-base-100); font-size: 1.15rem; font-weight: 900; line-height: 1; transition: background-color 140ms ease, border-color 140ms ease; }
.deduction-grid__cell:hover { border-color: var(--grid-accent); background: color-mix(in oklab, var(--color-primary) 6%, var(--color-base-100)); }
.deduction-grid__cell:focus-visible { outline: 2px solid var(--grid-accent); outline-offset: 2px; }
.deduction-grid__cell[data-state="yes"] { border-color: var(--color-success); background: color-mix(in oklab, var(--color-success) 16%, var(--color-base-100)); color: color-mix(in oklab, var(--color-success) 55%, var(--grid-ink)); }
.deduction-grid__cell[data-state="no"] { border-color: color-mix(in oklab, var(--grid-ink) 22%, transparent); background: var(--color-base-200); color: color-mix(in oklab, var(--grid-ink) 50%, transparent); }

.deduction-grid__controls { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.5rem; border-top: 1px solid var(--grid-line); padding-top: 1.25rem; }
.deduction-grid__sentences { margin-top: 1rem; border: 1px dashed color-mix(in oklab, var(--grid-ink) 22%, transparent); border-radius: var(--radius-box); padding: 1rem 1.15rem; background: color-mix(in oklab, var(--color-base-200) 60%, var(--color-base-100)); }
.deduction-grid__sentences ul { display: grid; gap: .4rem; list-style: none; padding: 0; font-size: .95rem; line-height: 1.5; }

.deduction-grid__feedback { min-height: 3.25rem; margin-top: 1rem; border-radius: var(--radius-box); font-size: 1rem; line-height: 1.55; }
.deduction-grid__feedback[data-state="right"] { border-left: .3rem solid var(--color-success); padding: .65rem .9rem; background: color-mix(in oklab, var(--color-success) 9%, transparent); }
.deduction-grid__feedback[data-state="wrong"] { border-left: .3rem solid var(--color-warning); padding: .65rem .9rem; background: color-mix(in oklab, var(--color-warning) 10%, transparent); }
.deduction-grid__feedback[data-state="hint"] { border-left: .3rem solid var(--grid-support); padding: .65rem .9rem; background: color-mix(in oklab, var(--color-secondary) 8%, transparent); }
.deduction-grid__next { margin-top: 1rem; }

.deduction-grid__results-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1rem; }
.deduction-grid__result-card { border: 1px solid var(--grid-line); border-radius: var(--radius-box); padding: 1.15rem; background: var(--color-base-100); }
.deduction-grid__result-card[data-outcome="solved"] { border-color: color-mix(in oklab, var(--color-success) 40%, var(--grid-line)); }
.deduction-grid__result-title { font-weight: 900; }
.deduction-grid__result-note { margin-top: .35rem; font-size: .9rem; color: color-mix(in oklab, var(--grid-ink) 60%, transparent); }

@media (max-width: 900px) {
  .deduction-grid__layout { grid-template-columns: minmax(0, 1fr); }
  .deduction-grid__levels { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 640px) {
  /* One category grid at a time, so nothing has to be scrolled sideways. */
  .deduction-grid__grids { flex-direction: column; gap: 1.75rem; }
  .deduction-grid__table { width: 100%; }
  .deduction-grid__cell { width: 100%; min-width: 2.4rem; }
  .deduction-grid__controls .btn { flex: 1 1 auto; }
}

@media (prefers-reduced-motion: reduce) {
  .deduction-grid__level, .deduction-grid__cell, .deduction-grid__progress span, .deduction-grid__clue-label { transition: none; transform: none; }
}