*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0a0a0f;--surface: #12121a;--surface2: #1a1a26;--border: #2a2a3a;--orange: #ff6b2b;--orange2: #ff8c42;--cyan: #00d4ff;--cyan2: #00f0e0;--gold: #ffd700;--green: #00e676;--red: #ff4757;--ink: #ffffff;--ink2: #a0a0b8;--ink3: #505068;--radius: 20px;--radius-sm: 12px;--glow-o: 0 0 20px rgba(255,107,43,.4);--glow-c: 0 0 20px rgba(0,212,255,.4)}html,body{height:100%}body{font-family:Nunito,-apple-system,sans-serif;background:var(--bg);color:var(--ink);max-width:430px;margin:0 auto;min-height:100vh;-webkit-font-smoothing:antialiased;overflow-x:hidden}h1{font-size:2rem;font-weight:900;line-height:1.1}h2{font-size:1.4rem;font-weight:800}h3{font-size:1.1rem;font-weight:700}button{cursor:pointer;font-family:Nunito,sans-serif;font-weight:800;border:none;border-radius:var(--radius);transition:all .18s cubic-bezier(.34,1.56,.64,1);letter-spacing:.3px}button:active:not(:disabled){transform:scale(.96)}button:disabled{opacity:.4;cursor:not-allowed;transform:none!important}.btn-primary{width:100%;padding:18px 24px;font-size:16px;background:linear-gradient(135deg,var(--orange),var(--orange2));color:#fff;border-radius:var(--radius);box-shadow:var(--glow-o)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 0 30px #ff6b2b99}.btn-cyan{width:100%;padding:18px 24px;font-size:16px;background:linear-gradient(135deg,var(--cyan),var(--cyan2));color:#000;border-radius:var(--radius);box-shadow:var(--glow-c)}.btn-cyan:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 0 30px #00d4ff99}.btn-ghost{width:100%;padding:16px 24px;font-size:15px;background:transparent;color:var(--ink2);border:2px solid var(--border);border-radius:var(--radius)}.btn-ghost:hover:not(:disabled){border-color:var(--cyan);color:var(--cyan)}input,select{font-family:Nunito,sans-serif;font-size:15px;font-weight:600;border:2px solid var(--border);border-radius:var(--radius-sm);padding:14px 16px;background:var(--surface2);color:var(--ink);width:100%;outline:none;transition:border-color .2s,box-shadow .2s;-webkit-appearance:none}input::placeholder{color:var(--ink3)}input:focus,select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px #00d4ff26}select option{background:var(--surface2)}label{display:block;font-size:12px;font-weight:800;color:var(--ink2);text-transform:uppercase;letter-spacing:.8px;margin-bottom:8px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.screen{min-height:100vh;display:flex;flex-direction:column}.slide{min-height:100vh;display:flex;flex-direction:column;padding:0}.topbar{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.logo-text{font-size:20px;font-weight:900;background:linear-gradient(135deg,var(--orange),var(--cyan));-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.5px}.opt-btn{width:100%;padding:16px 18px;border-radius:var(--radius-sm);border:2px solid var(--border);background:var(--surface);text-align:left;font-size:15px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:14px;transition:all .2s;cursor:pointer}.opt-btn:hover:not(:disabled){border-color:var(--cyan);background:#00d4ff0d;box-shadow:var(--glow-c)}.opt-btn.selected{border-color:var(--orange);background:#ff6b2b1a;box-shadow:var(--glow-o);color:var(--orange)}.opt-btn:active:not(:disabled){transform:scale(.98)}.opt-letter{width:32px;height:32px;border-radius:50%;background:var(--surface2);border:2px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:900;flex-shrink:0;transition:all .2s}.opt-btn.selected .opt-letter{background:var(--orange);border-color:var(--orange);color:#fff}.stat-pill{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:14px 10px;border-radius:var(--radius-sm);background:var(--surface2);border:1px solid var(--border);flex:1}.badge-circle{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 6px}.progress-track{height:6px;background:var(--border);border-radius:99px;overflow:hidden}.progress-fill{height:100%;border-radius:99px;transition:width .4s ease}.spinner{width:22px;height:22px;border:3px solid rgba(255,255,255,.2);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;display:inline-block;vertical-align:middle}@keyframes spin{to{transform:rotate(360deg)}}.text-orange{color:var(--orange)}.text-cyan{color:var(--cyan)}.text-gold{color:var(--gold)}.text-green{color:var(--green)}.text-red{color:var(--red)}.text-muted{color:var(--ink2)}@keyframes fadeUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes glow{0%,to{box-shadow:var(--glow-o)}50%{box-shadow:0 0 40px #ff6b2bb3}}.anim-fade-up{animation:fadeUp .4s ease forwards}.anim-pulse{animation:pulse 2s ease-in-out infinite}.divider{height:1px;background:var(--border);margin:16px 0}.error-box{background:#ff475726;border:1px solid rgba(255,71,87,.3);color:var(--red);padding:12px 16px;border-radius:var(--radius-sm);font-size:14px;font-weight:700;margin-bottom:16px}