/* ===== StarrKit — Brawl Arcade ===== */
.arcade-grid {
    display: grid; gap: 14px;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    margin-top: 16px;
}
.arc-card {
    padding: 18px 14px; background: var(--surface); border: 2px solid var(--border);
    border-radius: 18px; box-shadow: 0 5px 0 var(--border), 0 8px 16px rgba(0,0,0,.3);
    text-align: center; display: flex; flex-direction: column; align-items: center; gap: 8px;
    transition: transform .15s ease;
}
.arc-card:hover { transform: translateY(-3px); }
.arc-card__icon { font-size: 3rem; line-height: 1; }
.arc-card__name { font-family: var(--display); font-size: 1.1rem; margin: 0; }
.arc-card__desc { font-size: .85rem; color: var(--text-dim); margin: 0; min-height: 2.6em; }
.arc-card__meta { font-size: .78rem; color: var(--gold, #f4c443); font-weight: 800; }
.arc-card__soon { padding: 6px 12px; background: rgba(255,200,0,.15); color: var(--gold, #f4c443); border-radius: 10px; font-size: .82rem; font-weight: 800; }
.arc-card--soon { opacity: .8; }
.arc-card--special { border-color: var(--gold, #f4c443); margin-top: 18px; max-width: 320px; margin-left: auto; margin-right: auto; }
.arc-card--daily { border-color: var(--gold, #f4c443); position: relative; box-shadow: 0 5px 0 var(--gold, #f4c443), 0 8px 22px rgba(244,196,67,.25); }
.arc-card__daily {
    position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
    padding: 4px 12px; border-radius: 999px; white-space: nowrap;
    background: var(--gold, #f4c443); color: #3a2a00; font-size: .72rem; font-weight: 900;
    box-shadow: 0 2px 8px rgba(0,0,0,.35);
}

/* === Stage === */
.arc-play__hero { padding: 12px 0; text-align: center; }
.arc-stage { max-width: 480px; margin: 0 auto; padding: 16px; background: var(--surface); border: 2px solid var(--border); border-radius: 18px; }
.arc-hud { display: flex; gap: 12px; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.arc-score { font-size: .95rem; color: var(--text); }
.arc-score strong { color: var(--gold, #f4c443); font-family: var(--display); font-size: 1.15rem; margin-left: 4px; }
.arc-canvas { display: grid; place-items: center; min-height: 360px; }
.arc-canvas canvas { background: var(--bg); border-radius: 12px; image-rendering: pixelated; outline: none; }
.arc-msg { margin-top: 14px; text-align: center; padding: 10px 14px; border-radius: 10px; font-weight: 800; }
.arc-msg--ok { background: rgba(34,197,94,.15); color: #22c55e; }
.arc-msg--ko { background: rgba(239,68,68,.15); color: #ef4444; }

/* === Memory grid === */
.mem-grid {
    display: grid; gap: 8px; grid-template-columns: repeat(4, 1fr);
    place-items: stretch; /* annule place-items:center hérité de .arc-canvas */
    width: 100%; max-width: 360px; min-height: 360px;
}
.mem-card {
    width: 100%; aspect-ratio: 1/1; border: 0; padding: 0; background: transparent;
    position: relative; perspective: 600px; cursor: pointer;
}
.mem-card__back, .mem-card__face {
    position: absolute; inset: 0; border-radius: 10px;
    display: grid; place-items: center; font-size: 2rem;
    backface-visibility: hidden; transition: transform .35s;
}
.mem-card__back { background: linear-gradient(135deg, #8b5cf6, #4f7cff); }
.mem-card__face { background: var(--surface-2); transform: rotateY(180deg); overflow: hidden; }
.mem-card__img { width: 86%; height: 86%; object-fit: contain; filter: drop-shadow(0 2px 3px rgba(0,0,0,.5)); }
.mem-card.is-matched { box-shadow: 0 0 0 2px var(--good); }
.mem-card.is-up .mem-card__back { transform: rotateY(180deg); }
.mem-card.is-up .mem-card__face { transform: rotateY(0); }
.mem-card.is-matched { opacity: .35; }

@media (max-width: 540px) {
    .arc-stage { padding: 12px; max-width: 100%; margin: 0 8px; }
    .mem-grid { max-width: 100%; }
}

/* === Desktop : les jeux prennent de la place === */
@media (min-width: 960px) {
    .arc-stage { max-width: 780px; padding: 24px; }
    .arc-canvas canvas {
        width: 100%; max-width: 700px; height: auto;
        image-rendering: auto; /* upscale lissé : les portraits restent propres */
    }
    .mem-grid { max-width: 600px; min-height: 420px; }
}

/* === Choix de difficulté (Memory) === */
.mem-chooser { display: flex; flex-direction: column; gap: 12px; align-items: center; padding: 30px 10px; }
.mem-chooser__title { font-family: var(--display); font-size: 1.15rem; margin: 0 0 4px; }
.mem-chooser__row { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.mem-choice {
    display: flex; flex-direction: column; gap: 4px; align-items: center; cursor: pointer;
    padding: 14px 22px; border-radius: 14px; font: inherit; font-weight: 800; color: var(--text);
    background: var(--surface-2, rgba(255,255,255,.06)); border: 2px solid var(--border);
    box-shadow: 0 3px 0 var(--border); transition: transform .12s ease;
}
.mem-choice:hover { transform: translateY(-2px); }
.mem-choice__emoji { font-size: 1.6rem; }
.mem-choice__sub { font-size: .75rem; color: var(--text-dim); font-weight: 600; }