/* ---------- Thème ---------- */

:root {
  --bg: #0d0d0f;
  --bg-glow: #1a1a20;
  --tile: #161619;
  --tile-hover: #ffffff;
  --border: #2a2a30;
  --border-hover: #ffffff;
  --icon: #8f8f99;
  --icon-hover: #0d0d0f;
  --text: #f2f2f4;
  --text-dim: #7c7c86;
  --radius: 20px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f4f5;
    --bg-glow: #ffffff;
    --tile: #ffffff;
    --tile-hover: #111114;
    --border: #e0e0e4;
    --border-hover: #111114;
    --icon: #6b6b75;
    --icon-hover: #ffffff;
    --text: #111114;
    --text-dim: #76767f;
  }
}

/* ---------- Base ---------- */

*,
*::before,
*::after { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100dvh;
  padding: clamp(2rem, 8vw, 5rem) clamp(1rem, 5vw, 3rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(2.5rem, 7vw, 4.5rem);
  background: var(--bg);
  background-image: radial-gradient(ellipse 80% 55% at 50% -10%, var(--bg-glow), transparent 70%);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ---------- En-tête ---------- */

/* width:100% évite qu'un enfant flex garde sa largeur intrinsèque
   et déborde horizontalement sur les petits écrans */
.header,
main {
  width: 100%;
}

.header {
  text-align: center;
  max-width: 40rem;
}

.header__title {
  margin: 0;
  font-size: clamp(2.25rem, 9vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
}

.header__subtitle {
  margin: 0.9rem 0 0;
  color: var(--text-dim);
  font-size: clamp(0.9rem, 3vw, 1rem);
  line-height: 1.6;
}

/* ---------- Grille de jeux ---------- */

.games {
  list-style: none;
  margin-block: 0;
  margin-inline: auto; /* garde la grille centrée une fois max-width atteinte */
  padding: 0;
  width: 100%;
  max-width: 62rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(1.25rem, 4vw, 2rem);
}

/* Les tuiles s'étirent pour remplir la ligne, sans jamais devenir énormes */
.games > li {
  flex: 1 1 8rem;
  max-width: 11rem;
}

.game {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.9rem;
  text-decoration: none;
  color: inherit;
  outline: none;
}

.game__icon {
  width: 100%;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  padding: 22%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--tile);
  color: var(--icon);
  transition:
    transform 0.28s cubic-bezier(0.2, 0.7, 0.3, 1),
    background-color 0.28s ease,
    border-color 0.28s ease,
    color 0.28s ease,
    box-shadow 0.28s ease;
}

.game__icon svg {
  width: 100%;
  height: 100%;
  overflow: visible;
  transition: transform 0.28s cubic-bezier(0.2, 0.7, 0.3, 1);
}

.game__name {
  font-size: clamp(0.85rem, 2.6vw, 0.95rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  text-align: center;
  color: var(--text-dim);
  transition: color 0.28s ease;
}

/* ---------- Survol / focus ---------- */

.game:hover .game__icon,
.game:focus-visible .game__icon {
  transform: translateY(-6px);
  background: var(--tile-hover);
  border-color: var(--border-hover);
  color: var(--icon-hover);
  box-shadow: 0 14px 32px -12px rgb(0 0 0 / 0.55);
}

.game:hover .game__icon svg,
.game:focus-visible .game__icon svg {
  transform: scale(1.08);
}

.game:hover .game__name,
.game:focus-visible .game__name {
  color: var(--text);
}

.game:focus-visible .game__icon {
  outline: 2px solid var(--border-hover);
  outline-offset: 4px;
}

.game:active .game__icon {
  transform: translateY(-2px) scale(0.98);
}

/* ---------- Accessibilité ---------- */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .game:hover .game__icon,
  .game:focus-visible .game__icon,
  .game:hover .game__icon svg,
  .game:focus-visible .game__icon svg,
  .game:active .game__icon {
    transform: none;
  }
}

/* Sur écrans tactiles, pas d'état de survol persistant */
@media (hover: none) {
  .game:hover .game__icon {
    transform: none;
    background: var(--tile);
    border-color: var(--border);
    color: var(--icon);
    box-shadow: none;
  }

  .game:hover .game__name { color: var(--text-dim); }
}