:root{--background:#fff;--foreground:#1e293b;--primary:#f97316;--primary-hover:#ea580c;--accent:#10b981;--card-bg:#fffc;--border:#0000001a}body{box-sizing:border-box;color:var(--foreground);background:linear-gradient(135deg,#f6f8fa 0%,#e9ecef 100%);flex-direction:column;min-height:100vh;margin:0;padding:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;display:flex}.app-container{width:100%;max-width:1200px;margin:0 auto;padding:2rem}.glass-card{-webkit-backdrop-filter:blur(20px);background:#ffffffd9;border:1px solid #ffffff80;border-radius:1.5rem;padding:2.5rem;transition:transform .3s,box-shadow .3s;box-shadow:0 8px 32px #00000014}.glass-card:hover{transform:translateY(-3px);box-shadow:0 12px 40px #0000001f}.input-group{flex-direction:column;gap:.5rem;margin-bottom:1.5rem;display:flex}.input-label{letter-spacing:.05em;text-transform:uppercase;color:#94a3b8;text-align:left;font-size:.875rem;font-weight:600}.text-input{border:1px solid var(--border);background:var(--background);width:100%;color:var(--foreground);box-sizing:border-box;border-radius:.75rem;outline:none;padding:1rem 1.25rem;font-size:1.125rem;transition:border-color .3s,box-shadow .3s}.text-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #3b82f640}.btn{cursor:pointer;border:none;border-radius:.75rem;justify-content:center;align-items:center;width:100%;padding:1rem;font-size:1.125rem;font-weight:600;text-decoration:none;transition:background-color .3s,transform .1s;display:inline-flex}.btn:active{transform:scale(.98)}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-success{background-color:var(--accent);color:#fff}.btn-success:hover:not(:disabled){background-color:#059669}.btn:disabled{opacity:.6;cursor:not-allowed}.text-center{text-align:center}.mb-2{margin-bottom:.5rem}.mb-4{margin-bottom:1rem}.mb-8{margin-bottom:2rem}.mt-4{margin-top:1rem}.mt-8{margin-top:2rem}h1{background:linear-gradient(90deg,#f97316,#fb923c);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-size:2.5rem;font-weight:800}h2{color:var(--foreground);margin-bottom:1rem;font-size:1.5rem;font-weight:600}.subtitle{color:#94a3b8;font-size:1.125rem}.error-text{color:#ef4444;text-align:center;margin-top:.5rem;font-size:.875rem}.success-text{color:var(--accent);text-align:center;margin-top:.5rem;font-size:.875rem}.custom-alert{background:#10b9811a;border:1px solid #10b9814d;border-radius:.5rem;padding:1rem}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.5s forwards fadeIn}.points-display{color:var(--accent);margin:1.5rem 0;font-size:3rem;font-weight:800}.file-upload-wrapper{border:2px dashed var(--border);cursor:pointer;background:#f973160d;border-radius:.75rem;justify-content:center;align-items:center;width:100%;height:120px;transition:all .3s;display:flex;position:relative}.file-upload-wrapper:hover{border-color:var(--primary);background:#3b82f60d}.file-upload-input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;top:0;left:0}nav{-webkit-backdrop-filter:blur(10px);background:#ffffffd9;border-bottom:1px solid #0000000d;justify-content:space-between;padding:1rem 2rem;display:flex;box-shadow:0 4px 6px -1px #00000005}nav a{color:var(--foreground);font-weight:600;text-decoration:none;transition:color .2s}nav a:hover{color:var(--primary)}