@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(../media/8a480f0b521d4e75-s.06d3mdzz5bre_.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(../media/7178b3e590c64307-s.11.cyxs5p-0z~.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(../media/caa3a2e1cccd8315-s.p.16t1db8_9y2o~.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Geist Fallback;src:local(Arial);ascent-override:95.94%;descent-override:28.16%;line-gap-override:0.0%;size-adjust:104.76%}.geist_a71539c9-module__T19VSG__className{font-family:Geist,Geist Fallback;font-style:normal}.geist_a71539c9-module__T19VSG__variable{--font-geist-sans:"Geist", "Geist Fallback"}
@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(../media/4fa387ec64143e14-s.0q3udbd2bu5yp.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(../media/bbc41e54d2fcbd21-s.0gw~uztddq1df.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(../media/797e433ab948586e-s.p.0.q-h669a_dqa.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Geist Mono Fallback;src:local(Arial);ascent-override:74.67%;descent-override:21.92%;line-gap-override:0.0%;size-adjust:134.59%}.geist_mono_8d43a2aa-module__8Li5zG__className{font-family:Geist Mono,Geist Mono Fallback;font-style:normal}.geist_mono_8d43a2aa-module__8Li5zG__variable{--font-geist-mono:"Geist Mono", "Geist Mono Fallback"}
:root{--color-primary:#1a365d;--color-secondary:#0070f3;--color-accent:#e2e8f0;--color-error:#e53e3e;--color-success:#38a169;--color-bg:#f8fafc;--color-surface:#fff;--color-text:#1a202c;--color-text-light:#718096;--radius-lg:12px;--radius-md:8px;--shadow-sm:0 1px 3px #0000001a;--shadow-md:0 4px 6px -1px #0000001a}*,:before,:after{box-sizing:border-box}body{background-color:var(--color-bg);color:var(--color-text);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5}.main-container{max-width:900px;margin:0 auto;padding:3rem 1.5rem}.header{text-align:center;margin-bottom:3rem}.logo-header{justify-content:center;align-items:center;gap:1rem;margin-bottom:1rem;display:flex}.logo-icon{color:var(--color-secondary);font-size:2.5rem}h1.title{color:var(--color-primary);letter-spacing:-.5px;margin:0;font-size:2.5rem;font-weight:800}h2{font-size:1.5rem}.large-text{color:var(--color-text-light);font-size:1.1rem}.card{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--color-accent);padding:2rem}.upload-area{border:2px dashed var(--color-text-light);border-radius:var(--radius-md);text-align:center;background:#fdfdfd;padding:3rem;transition:all .2s}.upload-area:focus-within{border-color:var(--color-secondary);background:#ebf8ff}.textarea{border-radius:var(--radius-md);border:1px solid var(--color-accent);resize:vertical;background:#fff;width:100%;min-height:200px;margin-bottom:1rem;padding:1rem;font-family:inherit;font-size:1rem}.textarea:focus{border-color:var(--color-secondary);outline:none;box-shadow:0 0 0 3px #0070f333}.btn{border-radius:var(--radius-md);cursor:pointer;border:none;justify-content:center;align-items:center;padding:.75rem 1.5rem;font-family:inherit;font-size:1rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--color-secondary);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover:not(:disabled){background-color:#0056b3}.btn-primary:disabled{opacity:.7;cursor:not-allowed}.progress-container{justify-content:center;gap:.5rem;margin-bottom:2rem;display:flex}.progress-dot{background-color:var(--color-accent);border-radius:3px;width:40px;height:6px;transition:all .3s}.progress-dot.active{background-color:var(--color-secondary)}.progress-dot.completed{background-color:var(--color-primary)}.options-grid{flex-direction:column;gap:1rem;display:flex}.option-card{border-radius:var(--radius-md);border:2px solid var(--color-accent);cursor:pointer;text-align:left;background:#fff;align-items:center;padding:1rem;font-family:inherit;font-size:1rem;font-weight:500;transition:all .2s;display:flex;position:relative}.option-card:hover:not(:disabled){border-color:var(--color-secondary)}.option-card.correct{border-color:var(--color-success);background-color:#f0fff4}.option-card.incorrect{border-color:var(--color-error);opacity:.7;background-color:#fff5f5}.feedback-box{border-radius:var(--radius-md);border-left:4px solid var(--color-secondary);background-color:#ebf8ff;margin-top:2rem;padding:1.5rem}.icon-success{color:var(--color-success)}.icon-error{color:var(--color-error)}.fade-in{animation:.4s ease-out forwards fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.text-center{text-align:center}.flex{display:flex}.items-center{align-items:center}