:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}.app{flex-direction:column;max-width:640px;min-height:100vh;margin:0 auto;padding:0 1rem;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;display:flex}.app-header{text-align:center;padding:1.5rem 0 1rem;position:relative}.app-header__actions{align-items:center;gap:.75rem;display:flex;position:absolute;top:1rem;right:0}.app-header__account{color:#1d4ed8;font-size:.85rem;text-decoration:none}.app-header__notifications{font-size:1.1rem;text-decoration:none;position:relative}.notification-badge{color:#fff;text-align:center;background:#dc2626;border-radius:999px;min-width:1rem;padding:.2rem .35rem;font-size:.65rem;font-weight:700;line-height:1;position:absolute;top:-.4rem;right:-.6rem}.app-header__brand{letter-spacing:.02em;color:#1d4ed8;font-size:2.25rem;font-weight:800;display:block}.app-header__tagline{letter-spacing:.08em;text-transform:uppercase;color:#6b7280;margin-top:.15rem;font-size:.95rem;font-weight:500;display:block}.app-content{text-align:center;flex:1 0 auto;padding-bottom:2rem}.app-footer{text-align:center;color:#9ca3af;border-top:1px solid #e5e7eb;margin-top:auto;padding:1rem 0;font-size:.8rem}.tagline{color:#6b7280;margin-top:-.5rem}.card{text-align:left;border:1px solid #e5e7eb;border-radius:12px;margin:1rem 0;padding:1rem 1.25rem}.card h2{margin-top:0;font-size:1.1rem}.card input{border:1px solid #d1d5db;border-radius:6px;margin-right:.5rem;padding:.4rem .6rem}.card button{color:#fff;cursor:pointer;background:#1d4ed8;border:1px solid #1d4ed8;border-radius:6px;padding:.4rem .9rem}.card button:disabled{opacity:.6;cursor:default}.picker-row{gap:1.5rem;margin:1rem 0;display:flex}.picker-row label{color:#374151;flex-direction:column;gap:.3rem;font-size:.9rem;display:flex}.picker-row select{border:1px solid #d1d5db;border-radius:6px;padding:.4rem .6rem}.error{color:#b91c1c}.progress{color:#6b7280;font-size:.9rem}.passage{background:#f3f4f6;border-radius:8px;padding:.75rem 1rem;font-style:italic}.options{margin:1rem 0;padding:0;list-style:none}.options li{margin:.4rem 0}.options label{cursor:pointer;align-items:center;gap:.6rem;display:flex}.level-badge{color:#1d4ed8;border:2px solid #1d4ed8;border-radius:999px;margin:1rem 0;padding:.5rem 1.5rem;font-size:2rem;font-weight:700;display:inline-block}.lesson-list{flex-direction:column;gap:.6rem;margin:1rem 0;padding:0;list-style:none;display:flex}.lesson-item{border:1px solid #e5e7eb;border-radius:8px;padding:.75rem 1rem}.lesson-item a{color:#1d4ed8;font-weight:500;text-decoration:none}.lesson-item--locked{color:#9ca3af}.lesson-item--completed{background:#f0fdf4;border-color:#bbf7d0}.pacing-message{border:1px solid;border-radius:8px;margin:1rem 0;padding:.75rem 1rem}.pacing-message--confortable{color:#166534;background:#f0fdf4;border-color:#bbf7d0}.pacing-message--soutenu{color:#92400e;background:#fffbeb;border-color:#fde68a}.pacing-message--intensif{color:#991b1b;background:#fef2f2;border-color:#fecaca}