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

:root {
  --bg: #0d0d14;
  --surface: rgba(255,255,255,0.05);
  --surface-hover: rgba(255,255,255,0.09);
  --border: rgba(255,255,255,0.1);
  --border-strong: rgba(255,255,255,0.22);
  --text: #f0eeff;
  --text-muted: rgba(240,238,255,0.45);
  --accent: #9b6dff;
  --accent2: #5c6bff;
  --success: #3ddc84;
  --success-bg: rgba(61,220,132,0.1);
  --success-border: rgba(61,220,132,0.25);
  --error: #ff6b6b;
  --error-bg: rgba(255,107,107,0.1);
  --error-border: rgba(255,107,107,0.25);
}

html, body {
  height: 100%;
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  overflow: hidden;
}

/* Ambient background orbs */
body::before {
  content: '';
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(155,109,255,0.12) 0%, transparent 70%);
  top: -150px;
  right: -100px;
  pointer-events: none;
}
body::after {
  content: '';
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(92,107,255,0.1) 0%, transparent 70%);
  bottom: -100px;
  left: -80px;
  pointer-events: none;
}

.quiz-shell {
  width: 100%;
  max-width: 440px;
  padding: 1.5rem;
  position: relative;
  z-index: 1;
}

/* Top bar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}
.logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 22px;
  letter-spacing: 2px;
  color: var(--text);
}
.logo span {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.score-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--surface);
  border: 0.5px solid var(--border-strong);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
}
.score-pill .score-num {
  color: var(--text);
  font-weight: 500;
}

/* Progress */
.progress-track {
  height: 3px;
  background: rgba(255,255,255,0.07);
  border-radius: 99px;
  margin-bottom: 1.5rem;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transition: width 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Main card */
.card {
  background: rgba(255,255,255,0.03);
  border: 0.5px solid var(--border);
  border-radius: 20px;
  padding: 1.75rem;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
}

.q-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.definition-box {
  background: rgba(255,255,255,0.03);
  border: 0.5px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: 0 10px 10px 0;
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  min-height: 80px;
  display: flex;
  align-items: center;
}
.definition-text {
  font-size: 15px;
  line-height: 1.65;
  color: rgba(240,238,255,0.9);
  font-style: italic;
}

/* Input area */
.input-wrap {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}
.answer-input {
  flex: 1;
  background: rgba(255,255,255,0.06);
  border: 0.5px solid var(--border-strong);
  border-radius: 10px;
  padding: 11px 14px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}
.answer-input::placeholder { color: var(--text-muted); }
.answer-input:focus {
  border-color: var(--accent);
  background: rgba(155,109,255,0.08);
}
.answer-input.shake {
  animation: shake 0.35s ease;
}
@keyframes shake {
  0%,100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

.btn-validate {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: none;
  border-radius: 10px;
  padding: 11px 20px;
  color: white;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
  white-space: nowrap;
}
.btn-validate:hover { opacity: 0.85; }
.btn-validate:active { transform: scale(0.96); }

.actions-row {
  display: flex;
  justify-content: flex-end;
}
.btn-skip {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  cursor: pointer;
  padding: 4px 0;
  transition: color 0.2s;
}
.btn-skip:hover { color: var(--text); }

/* Feedback */
.feedback {
  margin-top: 1rem;
  border-radius: 10px;
  padding: 0.9rem 1.1rem;
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: fadeIn 0.25s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}
.feedback.correct {
  background: var(--success-bg);
  border: 0.5px solid var(--success-border);
  color: var(--success);
}
.feedback.wrong {
  background: var(--error-bg);
  border: 0.5px solid var(--error-border);
  color: var(--error);
}
.feedback .icon {
  width: 26px; height: 26px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
}
.feedback.correct .icon { background: rgba(61,220,132,0.2); }
.feedback.wrong .icon { background: rgba(255,107,107,0.18); }

/* Revealed image */
.reveal-panel {
  margin-top: 1rem;
  animation: fadeIn 0.35s ease;
}
.reveal-panel img {
  width: 100%;
  aspect-ratio: 1/2;
  object-fit: cover;
  border-radius: 10px;
  border: 0.5px solid var(--border-strong);
  display: block;
}
.answer-label {
  text-align: center;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 20px;
  letter-spacing: 2px;
  margin-top: 10px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Next button */
.btn-next {
  width: 100%;
  margin-top: 10px;
  background: var(--surface);
  border: 0.5px solid var(--border-strong);
  border-radius: 10px;
  padding: 11px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-next:hover { background: var(--surface-hover); }

/* End screen */
.end-screen {
  text-align: center;
  padding: 1rem 0;
}
.end-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 42px;
  letter-spacing: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}
.end-score {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.end-score strong { color: var(--text); font-weight: 500; }
.btn-restart {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: none;
  border-radius: 10px;
  padding: 12px 30px;
  color: white;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.15s;
}
.btn-restart:hover { opacity: 0.85; }

.hidden { display: none !important; }

.btn-sound {
  top: 20px;
  left: 20px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  z-index: 10;
}

/* ── À AJOUTER À LA FIN DE TON style.css ── */

.welcome-screen {
  background: rgba(255,255,255,0.03);
  border: 0.5px solid var(--border);
  border-radius: 20px;
  padding: 2rem 1.75rem;
  text-align: center;
  position: relative;
}
.welcome-screen::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
}

.welcome-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 48px;
  letter-spacing: 4px;
  line-height: 1;
  margin-bottom: 0.75rem;
  color: var(--text);
}
.welcome-logo span {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.welcome-sub {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  max-width: 280px;
  margin-left: auto;
  margin-right: auto;
}

.welcome-stats {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 1.75rem;
}
.stat-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.06);
  border: 0.5px solid var(--border-strong);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 12px;
  color: var(--text-muted);
}
.stat-pill i { font-size: 11px; }

.welcome-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.9rem;
}

.welcome-btns {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 1rem;
}
.btn-qcount {
  background: rgba(255,255,255,0.06);
  border: 0.5px solid var(--border-strong);
  border-radius: 10px;
  padding: 12px 0;
  width: 80px;
  color: var(--text);
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px;
  letter-spacing: 2px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.1s;
}
.btn-qcount:hover {
  background: rgba(155,109,255,0.15);
  border-color: var(--accent);
}
.btn-qcount:active { transform: scale(0.95); }

.custom-row {
  display: flex;
  gap: 8px;
  justify-content: center;
}
.custom-input {
  width: 110px;
  background: rgba(255,255,255,0.06);
  border: 0.5px solid var(--border-strong);
  border-radius: 10px;
  padding: 10px 14px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  outline: none;
  text-align: center;
  transition: border-color 0.2s;
}
.custom-input::placeholder { color: var(--text-muted); }
.custom-input:focus { border-color: var(--accent); }
.custom-input::-webkit-outer-spin-button,
.custom-input::-webkit-inner-spin-button { -webkit-appearance: none; }

.btn-grandchelem {
  width: 100%;
  margin-top: 1rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, rgba(255,180,0,0.12), rgba(255,120,0,0.1));
  border: 0.5px solid rgba(255,180,0,0.35);
  border-radius: 10px;
  padding: 12px;
  color: #fbbf24;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn-grandchelem:hover {
  background: linear-gradient(135deg, rgba(255,180,0,0.2), rgba(255,120,0,0.16));
}
.btn-grandchelem:active { transform: scale(0.97); }