.memory-shell { width: min(1060px, calc(100% - 32px)); }
.game-heading { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: end; padding: 30px 34px; border-bottom: 3px solid var(--ink); }
.game-heading .eyebrow { margin-bottom: 10px; }
.game-heading h1 { max-width: 790px; font-size: clamp(2.3rem, 6.4vw, 4.8rem); line-height: .94; }
.lede { max-width: 680px; margin: 18px 0 0; color: var(--muted); font-size: 1rem; line-height: 1.6; }
.round-box { min-width: 154px; padding: 16px; border: 2px solid var(--line); background: #171220; text-align: center; }
.round-box > span, .stat > span { display: block; margin-bottom: 7px; color: var(--muted); font-size: .78rem; font-weight: 800; letter-spacing: .1em; }
.round-box strong { color: var(--gold); font-size: 1.6rem; }
.game-card > .mode-panel { margin: 0; padding: 20px 24px; border-bottom: 3px solid var(--ink); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 3px solid var(--ink); }
.stat { min-width: 0; padding: 18px 20px; border-right: 2px solid var(--line); text-align: center; }
.stat:last-child { border-right: 0; }
.stat strong { color: var(--ink); font-size: clamp(1.05rem, 3vw, 1.65rem); }
.game-stage { display: flex; min-height: 720px; flex-direction: column; align-items: center; padding: 36px 28px 30px; background: linear-gradient(rgba(247,201,72,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(247,201,72,.025) 1px,transparent 1px),radial-gradient(circle at 50% 38%,#2a2039 0,transparent 52%); background-size: 24px 24px,24px 24px,auto; }
.stage-copy { min-height: 116px; text-align: center; }
.stage-kicker { margin: 0 0 10px; color: var(--gold); font-size: .78rem; font-weight: 800; letter-spacing: .14em; }
.stage-copy h2 { margin: 0; font-size: clamp(1.55rem,4vw,2.6rem); line-height: 1.05; letter-spacing: -.04em; }
.stage-copy > p:last-child { max-width: 620px; margin: 12px auto 0; color: var(--muted); font-size: .94rem; line-height: 1.5; }
.deadline-track { flex: none; margin: 4px auto 18px; }
.memory-grid { display: grid; width: min(500px,92vw); grid-template-columns: repeat(4,1fr); gap: 11px; margin: 4px auto 22px; }
.memory-cell { position: relative; aspect-ratio: 1; min-width: 0; border: 3px solid var(--line); border-radius: 0; background: #211a2e; box-shadow: 5px 5px 0 var(--shadow); color: #8f879a; cursor: pointer; touch-action: manipulation; transition: transform 80ms ease,box-shadow 80ms ease,background 100ms ease,border-color 100ms ease; user-select: none; }
.memory-cell span { font-size: clamp(.8rem,2vw,1rem); font-weight: 900; }
.memory-cell::before { position: absolute; inset: 28%; border: 2px solid currentColor; content: ""; }
.memory-cell:hover { border-color: #61566f; background: #2d243b; }
.memory-cell:active,.memory-cell.is-pressed { transform: translate(3px,3px); box-shadow: 2px 2px 0 var(--shadow); }
.memory-cell:focus-visible { z-index: 2; outline: 4px solid var(--blue); outline-offset: 3px; }
.memory-cell.is-target { border-color: #fff2a3; background: var(--gold); box-shadow: 0 0 36px rgba(247,201,72,.62),5px 5px 0 var(--shadow); color: #21190e; transform: scale(1.045); }
.memory-cell.is-correct { border-color: #b4ffd0; background: var(--green); color: #102719; }
.memory-cell.is-wrong { border-color: #ffadb4; background: var(--red); color: #2a0d12; }
.memory-grid.is-hidden .memory-cell { background: #1c1726; color: #746d7d; }
.feedback { display: flex; min-height: 48px; margin: 0 0 16px; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.feedback[hidden] { display: none; }
.feedback strong { color: var(--green); font-size: 1.35rem; }
.feedback span { margin-top: 4px; color: var(--muted); font-size: .8rem; line-height: 1.4; }
.game-stage[data-state="cue"] .primary-button,.game-stage[data-state="recall"] .primary-button,.game-stage[data-state="feedback"] .primary-button { visibility: hidden; }
.game-stage[data-state="cue"] .memory-grid { animation: cue-pulse 240ms steps(2,end) infinite; }
.game-stage[data-state="wrong"],.game-stage[data-state="game-over"] { background-color: #351521; }
.game-stage[data-state="complete"] { background-color: #2d2515; }
.control-note { margin: 18px 0 0; color: var(--muted); font-size: .8rem; line-height: 1.7; text-align: center; white-space: pre-line; }
.content-section { display: grid; grid-template-columns: .85fr 1.6fr; gap: 64px; padding: 76px 18px 58px; }
.content-section h2,.info-panel h2,.faq-section h2,.related-section h2 { margin: 0; font-size: clamp(1.8rem,4vw,3rem); line-height: 1.08; letter-spacing: -.05em; }
.steps-list { margin: 0; padding: 0; border-top: 2px solid var(--line); list-style: none; }
.steps-list li { display: grid; grid-template-columns: 54px 1fr; gap: 18px; padding: 20px 0; border-bottom: 2px solid var(--line); }
.steps-list span { color: var(--gold); font-weight: 800; }
.steps-list p,.info-panel p,.faq-list p { margin: 0; color: var(--muted); font-size: 1rem; line-height: 1.7; }
.reading-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.info-panel { padding: 30px; border: 2px solid var(--line); background: var(--panel); }
.info-panel h2 { margin-bottom: 22px; }
.info-panel > p:not(.section-kicker) + p { margin-top: 16px; }
.faq-section,.related-section { padding: 72px 18px 0; }
.faq-list { margin-top: 28px; border-top: 2px solid var(--line); }
.faq-list details { border-bottom: 2px solid var(--line); }
.faq-list summary { padding: 22px 44px 22px 0; color: var(--ink); cursor: pointer; font-size: 1.05rem; font-weight: 800; line-height: 1.4; }
.faq-list details p { max-width: 850px; padding: 0 0 24px; }
.related-links { display: grid; grid-template-columns: repeat(5,1fr); gap: 12px; margin-top: 28px; }
.related-links a { display: flex; min-height: 118px; flex-direction: column; justify-content: space-between; padding: 18px; border: 2px solid var(--line); background: var(--panel); color: var(--ink); font-weight: 800; line-height: 1.35; text-decoration: none; }
.related-links a:hover,.related-links a:focus-visible { border-color: var(--gold); outline: 0; }
.related-links small { color: var(--muted); font-size: .76rem; font-weight: 400; }
@keyframes cue-pulse { 0%,49% { filter: brightness(.96); } 50%,100% { filter: brightness(1.08); } }
@media (max-width:820px) { .game-heading { grid-template-columns: 1fr; } .round-box { display: flex; align-items: center; justify-content: space-between; } .round-box > span { margin: 0; } .related-links { grid-template-columns: repeat(2,1fr); } }
@media (max-width:620px) { .memory-shell { width: min(100% - 18px,600px); padding-top: 10px; } .game-heading { gap: 20px; padding: 24px 18px; } .game-heading h1 { font-size: clamp(2.05rem,11vw,3.5rem); } .game-card > .mode-panel { padding-inline: 16px; } .stats-grid { grid-template-columns: repeat(2,1fr); } .stat:nth-child(2) { border-right: 0; } .stat:nth-child(-n+2) { border-bottom: 2px solid var(--line); } .game-stage { min-height: 650px; padding: 30px 10px 24px; } .stage-copy { min-height: 125px; } .memory-grid { width: min(390px,calc(100vw - 46px)); gap: 7px; } .memory-cell { border-width: 2px; box-shadow: 3px 3px 0 var(--shadow); } .memory-cell.is-target { box-shadow: 0 0 25px rgba(247,201,72,.52),3px 3px 0 var(--shadow); } .content-section,.reading-grid { grid-template-columns: 1fr; } .content-section { gap: 30px; padding: 58px 8px 44px; } .info-panel { padding: 24px 20px; } .faq-section,.related-section { padding: 58px 8px 0; } .related-links { grid-template-columns: 1fr; } .related-links a { min-height: 92px; } }
@media (max-width:390px) { .memory-grid { width: min(340px,calc(100vw - 42px)); gap: 6px; } .memory-cell span { font-size: .72rem; } }
@media (prefers-reduced-motion:reduce) { .memory-cell,.deadline-fill { transition: none !important; } .game-stage[data-state="cue"] .memory-grid { animation: none; } }