:root{color-scheme:light;--bg: #f6f5f1;--surface: #ffffff;--surface-strong: #f0eee7;--text: #1d2329;--muted: #69737d;--line: #dedbd2;--accent: #1c6b5a;--accent-strong: #155245;--accent-soft: #d9eee8;--danger: #b33a3a;--danger-soft: #f7dddd;--success: #227346;--shadow: 0 18px 50px rgba(32, 38, 45, .12)}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:linear-gradient(180deg,#fffc,#f6f5f1f2),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button{font:inherit}.app-shell{width:min(100%,920px);margin:0 auto;padding:22px 20px 44px}.topbar{display:grid;grid-template-columns:44px 1fr 44px;gap:12px;align-items:center;padding:14px 0 24px;background:transparent}.topbar-no-back{grid-template-columns:1fr 44px}.topbar-no-back #backButton{display:none}.eyebrow{margin:0 0 4px;color:var(--muted);font-size:.78rem;font-weight:700;letter-spacing:0;text-transform:uppercase}h1,h2,p{overflow-wrap:anywhere}h1{margin:0;font-size:clamp(1.45rem,6vw,2.35rem);line-height:1.05}h2{margin:0;font-size:1.1rem}.icon-button{width:44px;height:44px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--text);box-shadow:0 8px 22px #20262d14;cursor:pointer}.icon-button span{display:block;font-size:1.35rem;line-height:1}.hidden{visibility:hidden}main{padding-top:18px}.screen{display:none}.screen.active{display:block}.grid-list{display:grid;gap:18px;grid-template-columns:1fr}.list-card{width:100%;display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:22px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:inherit;text-align:left;box-shadow:var(--shadow);cursor:pointer}.list-card h2{margin-bottom:10px}.list-card p{margin:0;color:var(--muted);font-size:.94rem}.score-pill{min-width:68px;padding:8px 10px;border-radius:8px;background:var(--surface-strong);color:var(--accent-strong);font-weight:800;text-align:center}.quiz-meta{display:grid;gap:14px;margin:6px 0 24px;color:var(--muted);font-size:.92rem}.quiz-meta>div:first-child{display:flex;justify-content:space-between;gap:12px}.progress-track{height:9px;overflow:hidden;border-radius:999px;background:var(--line)}.progress-bar{width:0;height:100%;border-radius:inherit;background:var(--accent);transition:width .18s ease}.question-panel{padding:24px;border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:var(--shadow)}.fiche-panel{padding:24px;border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:var(--shadow);line-height:1.65}.fiche-panel h1,.fiche-panel h2,.fiche-panel h3,.fiche-panel p{margin:0}.fiche-panel h1{font-size:clamp(1.35rem,5vw,2rem);line-height:1.15}.fiche-panel h2{margin-top:28px;font-size:1.15rem}.fiche-panel h3{margin-top:22px;font-size:1rem}.fiche-panel p{margin-top:14px;color:var(--text)}.fiche-panel ul,.fiche-panel ol{display:grid;gap:10px;margin:16px 0 0;padding-left:22px}.fiche-panel li{padding-left:4px}.fiche-panel,.fiche-panel h1,.fiche-panel h2,.fiche-panel h3,.fiche-panel p,.fiche-panel li,.fiche-panel strong,.fiche-panel em{color:var(--text)}.question-text{margin:0 0 34px;font-size:clamp(1.12rem,4.5vw,1.55rem);font-weight:780;line-height:1.25}.answers{display:grid;gap:14px}.answer-button{min-height:66px;display:block;align-items:center;width:100%;padding:16px;border:1px solid var(--line);border-radius:8px;background:#fbfaf7;color:var(--text);text-align:left;cursor:pointer}.answer-button:disabled{cursor:default}.answer-button.correct{border-color:#22734673;background:#e1f3e8}.answer-button.wrong{border-color:#b33a3a73;background:var(--danger-soft)}.feedback{margin-top:22px;padding:16px;border-radius:8px;background:var(--surface-strong);color:var(--muted);line-height:1.35}.feedback:empty{display:none}.feedback.good{background:var(--accent-soft);color:var(--accent-strong);font-weight:700}.feedback.bad{background:var(--danger-soft);color:#7a2424;font-weight:700}.quiz-actions,.fiche-actions{position:sticky;bottom:0;display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:22px 0 0;background:linear-gradient(180deg,rgba(246,245,241,0),var(--bg) 22%)}.primary-button,.secondary-button{min-height:54px;border-radius:8px;border:1px solid transparent;font-weight:800;cursor:pointer}.primary-button{background:var(--accent);color:#fff}.secondary-button{border-color:var(--line);background:var(--surface);color:var(--text)}.primary-button:disabled,.secondary-button:disabled{opacity:.45;cursor:default}.empty-state{padding:22px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.empty-state p{margin:8px 0 0;color:var(--muted)}@media(min-width:720px){.app-shell{padding:32px 28px 56px}.question-panel,.fiche-panel{padding:30px}}