/* ===== Sapeur-Pompier — plateforme pédagogique (quiz) ===== */

:root {
  --ink: #1c2024;
  --dark: #2a1210;
  --fire: #c2410c;
  --fire-dark: #9a3412;
  --fire-light: #ea9a6b;
  --fire-tint: #fdece1;
  --correct: #2f7d4f;
  --correct-tint: #eaf6ee;
  --incorrect: #dc2626;
  --incorrect-tint: #fdecea;
  --bg: #ffffff;
  --bg-alt: #f7f7f6;
  --white: #ffffff;
  --text: #2a2e33;
  --text-muted: #767c82;
  --border: #e7e9e6;
  --border-soft: #eef0ed;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 2px 8px rgba(20, 24, 20, 0.05), 0 1px 2px rgba(20, 24, 20, 0.04);
  --max-width: 1080px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { letter-spacing: -0.02em; font-weight: 650; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.icon { display: inline-flex; flex-shrink: 0; }
.icon svg { width: 100%; height: 100%; }

/* ---------- Header ---------- */
.site-header {
  padding: 16px 0;
  border-bottom: 1px solid var(--border-soft);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; }
.brand { font-weight: 700; font-size: 1.02rem; color: var(--ink); }
.brand span { color: var(--fire); font-weight: 600; }
.back-link { font-size: 0.85rem; color: var(--text-muted); font-weight: 500; }
.back-link:hover { color: var(--fire-dark); }

/* ---------- Hero ---------- */
.hero {
  background: var(--dark);
  color: var(--white);
}
.hero .container { padding: 64px 24px 48px; max-width: 700px; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--fire-light);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero-eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--fire-light); }
.hero h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); margin: 0 0 16px; }
.hero p { color: rgba(255, 255, 255, 0.62); font-size: 1.02rem; margin: 0; max-width: 560px; }

/* ---------- Quiz note ---------- */
.quiz-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 32px 0 0;
}
.quiz-note .icon { width: 17px; height: 17px; color: var(--fire-dark); margin-top: 1px; }

/* ---------- Quiz shell ---------- */
.quiz-shell {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 24px 0 64px;
}
.quiz-picker { padding: 32px; display: grid; gap: 14px; grid-template-columns: repeat(3, 1fr); }
.quiz-option {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  cursor: pointer;
  background: var(--white);
  transition: border-color 0.15s ease, background 0.15s ease;
}
.quiz-option:hover { border-color: var(--fire-light); }
.quiz-option.selected { border-color: var(--fire); background: var(--fire-tint); }
.quiz-option h4 { margin: 0 0 6px; color: var(--ink); font-weight: 600; font-size: 0.98rem; }
.quiz-option p { margin: 0; font-size: 0.86rem; color: var(--text-muted); }
.quiz-option .badge-count { display: inline-block; margin-top: 12px; font-size: 0.76rem; font-weight: 600; color: var(--fire-dark); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, opacity 0.15s ease;
}
.btn-primary { background: var(--fire); color: var(--white); }
.btn-primary:hover { background: var(--fire-dark); }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-block { width: 100%; }
.btn[disabled] { opacity: 0.4; cursor: not-allowed; }

.quiz-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
  border-bottom: 1px solid var(--border-soft);
}
.quiz-progress-track { flex: 1; height: 4px; background: var(--border); border-radius: 999px; margin: 0 24px; overflow: hidden; }
.quiz-progress-fill { height: 100%; background: var(--fire); width: 0%; transition: width 0.25s ease; }
.quiz-score-pill { background: var(--bg-alt); color: var(--ink); padding: 6px 14px; border-radius: 999px; font-size: 0.82rem; font-weight: 600; white-space: nowrap; }

.quiz-body { padding: 40px 32px; }
.quiz-question-kicker { font-size: 0.78rem; font-weight: 600; color: var(--fire-dark); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 12px; }
.quiz-question { font-size: 1.2rem; color: var(--ink); margin: 0 0 28px; font-weight: 600; letter-spacing: -0.01em; }

.quiz-choices { display: grid; gap: 10px; margin-bottom: 28px; }
.quiz-choice {
  display: flex; align-items: center; gap: 14px;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 14px 16px; cursor: pointer; background: var(--white);
  font-size: 0.96rem; text-align: left; width: 100%;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.quiz-choice:hover:not([disabled]) { border-color: var(--fire-light); }
.quiz-choice .letter {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
  background: var(--bg-alt); color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 0.8rem;
}
.quiz-choice.correct { border-color: var(--correct); background: var(--correct-tint); }
.quiz-choice.correct .letter { background: var(--correct); color: var(--white); }
.quiz-choice.incorrect { border-color: var(--incorrect); background: var(--incorrect-tint); }
.quiz-choice.incorrect .letter { background: var(--incorrect); color: var(--white); }
.quiz-choice[disabled] { cursor: default; }

.quiz-explanation {
  background: var(--bg-alt); border-left: 2px solid var(--fire);
  padding: 16px 18px; border-radius: 0 8px 8px 0;
  font-size: 0.91rem; color: var(--text); margin-bottom: 26px; display: none;
}
.quiz-explanation.visible { display: block; }
.quiz-reference { margin: 10px 0 0; font-size: 0.8rem; color: var(--text-muted); font-style: italic; }
.quiz-footer { display: flex; justify-content: flex-end; gap: 12px; }

.quiz-result { text-align: center; padding: 20px 0; }
.quiz-result .score-ring {
  width: 132px; height: 132px; border-radius: 50%; margin: 0 auto 28px;
  display: flex; align-items: center; justify-content: center; flex-direction: column;
  background: conic-gradient(var(--fire) calc(var(--pct) * 1%), var(--border) 0);
}
.quiz-result .score-ring-inner {
  width: 104px; height: 104px; border-radius: 50%; background: var(--white);
  display: flex; align-items: center; justify-content: center; flex-direction: column;
}
.quiz-result .score-ring-inner strong { font-size: 1.5rem; color: var(--ink); font-weight: 650; }
.quiz-result .score-ring-inner span { font-size: 0.74rem; color: var(--text-muted); }
.quiz-result h3 { color: var(--ink); margin: 0 0 8px; font-weight: 600; }
.quiz-result p { color: var(--text-muted); margin: 0 0 26px; }
.quiz-result-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

.site-footer {
  text-align: center;
  padding: 24px;
  font-size: 0.82rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-soft);
}

@media (max-width: 900px) {
  .quiz-picker { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  .quiz-picker { grid-template-columns: 1fr; padding: 20px; }
  .quiz-body { padding: 28px 20px; }
  .quiz-header { flex-wrap: wrap; gap: 10px; }
  .quiz-progress-track { order: 3; width: 100%; margin: 8px 0 0; }
}