@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--primary:#6366f1;--primary-hover:#4f46e5;--secondary:#ec4899;--background:#0f172a;--surface:#1e293bb3;--surface-border:#ffffff1a;--text-main:#f8fafc;--text-muted:#94a3b8;--danger:#ef4444;--success:#10b981}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body{background-color:var(--background);color:var(--text-main);background-image:radial-gradient(at 0 0,#6366f126 0,#0000 50%),radial-gradient(at 100% 100%,#ec489926 0,#0000 50%);background-attachment:fixed;flex-direction:column;min-height:100vh;display:flex}.glass-panel{background:var(--surface);-webkit-backdrop-filter:blur(12px);border:1px solid var(--surface-border);border-radius:16px;padding:24px;box-shadow:0 10px 25px -5px #0000004d,0 8px 10px -6px #0000001a}.title{text-align:center;background:linear-gradient(to right, var(--primary), var(--secondary));color:#0000;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-size:2.5rem;font-weight:700}.subtitle{text-align:center;color:var(--text-muted);margin-bottom:2rem;font-size:1.1rem}.btn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-weight:600;transition:all .2s;display:inline-flex}.btn:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 4px 12px #6366f14d}.btn:active{transform:translateY(0)}.btn-secondary{border:1px solid var(--surface-border);color:var(--text-main);background:0 0}.btn-secondary:hover{box-shadow:none;background:#ffffff0d}.btn-danger{border:1px solid var(--danger);color:var(--danger);background:0 0}.btn-danger:hover{box-shadow:none;background:#ef44441a}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.4s forwards fadeIn}.prediction-card{text-align:center;background:#10b9811a;border:1px solid #10b98133;border-radius:12px;margin-top:1.5rem;padding:2rem}.prediction-digit{color:var(--success);text-shadow:0 0 20px #10b9814d;margin:1rem 0;font-size:5rem;font-weight:800;line-height:1}.prediction-confidence{color:var(--text-muted);font-size:1.2rem}.canvas-wrapper{border:2px solid var(--surface-border);cursor:crosshair;background:#fff;border-radius:12px;width:fit-content;margin:0 auto 1.5rem;overflow:hidden;box-shadow:inset 0 2px 4px #0000001a}.tabs{background:#0003;border-radius:10px;margin-bottom:1.5rem;padding:4px;display:flex}.tab{text-align:center;cursor:pointer;border-radius:6px;flex:1;padding:10px;font-weight:500;transition:all .2s}.tab.active{background:var(--surface);color:#fff;box-shadow:0 2px 4px #0000001a}.tab:not(.active){color:var(--text-muted)}.tab:not(.active):hover{color:#fff}