:root {
  --bg: #0f1115;
  --bg-card: #181b21;
  --text: #e8eaed;
  --text-muted: #9aa3af;
  --border: #262a32;
  --accent: #818cf8;
  --accent-strong: #6366f1;
  --good: #34d399;
  --bad: #f87171;
  --shadow: 0 1px 3px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .35);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f7f9;
    --bg-card: #ffffff;
    --text: #1a1d21;
    --text-muted: #5c6470;
    --border: #e2e5ea;
    --accent: #6366f1;
    --accent-strong: #4f46e5;
    --shadow: 0 1px 3px rgba(0, 0, 0, .06), 0 8px 24px rgba(0, 0, 0, .08);
  }
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

main {
  flex: 1;
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.screen { animation: fade .25s ease; }
.hidden { display: none !important; }

@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* Accueil */
.home-head { text-align: center; margin-bottom: 2rem; }
.home-head h1 {
  font-size: clamp(2rem, 7vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -.02em;
}
.accent { color: var(--accent); }
.home-head p { margin-top: .5rem; color: var(--text-muted); }

.panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.field { display: flex; flex-direction: column; gap: .4rem; font-weight: 600; }
.hint { color: var(--text-muted); font-weight: 500; font-size: .8rem; }

/* Sélecteur de mode */
.modes { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.mode-card {
  text-align: left;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 12px;
  padding: .7rem .8rem;
  cursor: pointer;
  display: flex; flex-direction: column; gap: .1rem;
  font: inherit;
  transition: border-color .12s ease, background .12s ease;
}
.mode-card small { color: var(--text-muted); font-size: .76rem; font-weight: 500; }
.mode-card:hover:not(:disabled) { border-color: var(--accent); }
.mode-card.is-active { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); }
.mode-card:disabled { opacity: .5; cursor: not-allowed; }
.field select {
  padding: .7rem .8rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font: inherit;
}

.note { text-align: center; color: var(--text-muted); font-size: .85rem; margin-top: 1.25rem; }

.check { display: flex; align-items: center; gap: .5rem; font-weight: 600; cursor: pointer; }
.check input { width: 1.1rem; height: 1.1rem; accent-color: var(--accent); cursor: pointer; }

/* Boutons */
.btn {
  font: inherit;
  font-weight: 700;
  border: none;
  border-radius: 12px;
  padding: .85rem 1rem;
  cursor: pointer;
  transition: transform .12s ease, filter .12s ease, background .12s ease;
}
.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--accent-strong); color: #fff; }
.btn-primary:hover { filter: brightness(1.08); }
.btn-play { background: var(--bg-card); border: 1px solid var(--border); color: var(--text); }

/* Jeu */
.game-top { display: flex; justify-content: space-between; margin-bottom: 1.5rem; }
.pill {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .35rem .8rem;
  font-size: .9rem;
  font-weight: 600;
}

.player { text-align: center; margin-bottom: 1.5rem; }
.cover {
  width: 120px; height: 120px;
  margin: 0 auto 1rem;
  border-radius: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  background-size: cover;
  background-position: center;
}
.timer-wrap {
  height: 6px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
  margin: 0 auto 1rem;
  max-width: 260px;
}
.timer-bar { height: 100%; width: 100%; background: var(--accent); transition: width .1s linear; }

.volume {
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  max-width: 260px; margin: 1rem auto 0;
}
.vol-icon {
  background: none; border: none; cursor: pointer;
  font-size: 1.1rem; line-height: 1; padding: 0;
}
.volume input[type="range"] { flex: 1; accent-color: var(--accent); cursor: pointer; }

/* QCM */
.choices { display: grid; gap: .7rem; }
.choice {
  text-align: left;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 12px;
  padding: .9rem 1rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .12s ease, background .12s ease;
}
.choice:hover:not(:disabled) { border-color: var(--accent); }
.choice.correct { border-color: var(--good); background: color-mix(in srgb, var(--good) 15%, transparent); }
.choice.wrong { border-color: var(--bad); background: color-mix(in srgb, var(--bad) 15%, transparent); }
.choice:disabled { cursor: default; }

/* Mode Fiche : saisie */
.fiche { display: grid; gap: .7rem; }
.fiche-field { display: flex; flex-direction: column; gap: .3rem; font-weight: 600; font-size: .85rem; }
.fiche-field input, .fiche-field select {
  padding: .7rem .8rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  font: inherit;
  font-weight: 500;
}
.fiche-field input:focus, .fiche-field select:focus { outline: none; border-color: var(--accent); }

/* Mode Fiche : résultats par info */
.reveal-fiche { display: grid; gap: .4rem; text-align: left; }
.fiche-row {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: .5rem .7rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: .9rem; font-weight: 600;
}
.fiche-row em { color: var(--text-muted); font-style: normal; font-weight: 500; text-align: right; }
.fiche-row.good { border-color: var(--good); background: color-mix(in srgb, var(--good) 12%, transparent); }
.fiche-row.bad { border-color: var(--bad); background: color-mix(in srgb, var(--bad) 12%, transparent); }

.reveal { text-align: center; margin-top: 1.5rem; display: flex; flex-direction: column; gap: 1rem; }
.reveal-result { font-weight: 800; font-size: 1.15rem; }
.reveal-result.good { color: var(--good); }
.reveal-result.bad { color: var(--bad); }
.reveal-title { color: var(--text-muted); }
.reveal-sub { color: var(--text-muted); font-size: .88rem; margin-top: .25rem; }
.cover--revealed { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }

#screen-end { text-align: center; }
#screen-end h2 { font-size: 1.8rem; margin-bottom: .5rem; }
.final-score { color: var(--text-muted); margin-bottom: 1.5rem; font-size: 1.1rem; }

/* Mode en ligne (aperçu) */
.link-back {
  background: none; border: none; color: var(--text-muted);
  font: inherit; cursor: pointer; padding: 0; margin-bottom: 1rem;
}
.link-back:hover { color: var(--text); }
#screen-online h2, #screen-room h2 { margin-bottom: .5rem; }
.preview-banner {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px dashed var(--accent);
  color: var(--text-muted);
  border-radius: 10px;
  padding: .5rem .8rem;
  font-size: .85rem;
  margin-bottom: 1.25rem;
}
.or { text-align: center; color: var(--text-muted); font-size: .85rem; }
.field input {
  padding: .7rem .8rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font: inherit;
}
.field input:focus { outline: none; border-color: var(--accent); }
.room-head { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.room-code { font-family: ui-monospace, monospace; letter-spacing: .15em; color: var(--accent); font-weight: 800; }
.btn-copy {
  background: none; border: 1px solid var(--border); border-radius: 8px;
  color: var(--text-muted); cursor: pointer; padding: .1rem .45rem; font-size: .9rem;
}
.btn-copy:hover { border-color: var(--accent); color: var(--text); }
.players { list-style: none; display: grid; gap: .4rem; }
.player {
  padding: .5rem .7rem; border: 1px solid var(--border);
  border-radius: 10px; font-weight: 600; font-size: .9rem;
}
.player--me { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 10%, transparent); }
#host-controls { display: flex; flex-direction: column; gap: 1.25rem; }
.host-note { text-align: center; color: var(--text-muted); }

/* Scoreboard / podium multijoueur */
.scoreboard { display: grid; gap: .4rem; margin-top: 1rem; text-align: left; }
.score-row {
  display: flex; align-items: center; gap: .6rem;
  padding: .55rem .8rem; border: 1px solid var(--border); border-radius: 10px; font-weight: 600;
}
.score-row.me { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 10%, transparent); }
.score-row .rank { color: var(--text-muted); min-width: 1.4rem; }
.score-row .who { flex: 1; }
.score-row .pts { color: var(--accent); font-weight: 800; }
.mp-status { text-align: center; color: var(--text-muted); font-weight: 600; margin-top: 1rem; }

footer {
  text-align: center;
  padding: 1.25rem;
  color: var(--text-muted);
  font-size: .85rem;
}