@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;600&display=swap');
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#0b0d14;--surface:#13161f;--card:#181c28;--border:#252a3a;--border2:#2f3550;--primary:#3d7fff;--primary-glow:rgba(61,127,255,0.2);--cyan:#00d4ff;--cyan-glow:rgba(0,212,255,0.15);--success:#00e090;--error:#ff4d6a;--warning:#f5a623;--text:#e2e6f3;--text-2:#8b92b0;--text-3:#555e80;--radius:8px;--radius-lg:14px;--transition:180ms cubic-bezier(0.4,0,0.2,1);}
[data-theme="light"]{--bg:#f4f5f7;--surface:#ffffff;--card:#ffffff;--border:#dde0e6;--border2:#c8ccd4;--primary:#2b6bff;--primary-glow:rgba(43,107,255,0.15);--cyan:#0094b8;--cyan-glow:rgba(0,148,184,0.1);--success:#00a868;--error:#d93050;--warning:#c98400;--text:#1a1d26;--text-2:#5a5f72;--text-3:#8b92a8;}
html{height:100%}
body{font-family:'Inter',sans-serif;font-size:15px;color:var(--text);background:var(--bg);min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:40px 16px 80px;line-height:1.6;-webkit-font-smoothing:antialiased;}
#app{position:relative;z-index:1;width:100%;max-width:640px}
.wordmark{font-family:'Inter',sans-serif;font-size:13px;font-weight:700;letter-spacing:0.2em;text-transform:uppercase;color:var(--text-3);margin-bottom:32px;display:flex;align-items:center;gap:10px;}
.step-indicator{display:flex;align-items:center;gap:0;margin-bottom:36px}
.step-item{display:flex;align-items:center;gap:8px;font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--text-3);text-transform:uppercase;letter-spacing:0.06em;transition:color var(--transition);}
.step-item.active{color:var(--text)}.step-item.done{color:var(--success)}
.step-dot{width:28px;height:28px;border-radius:50%;border:1.5px solid var(--border2);display:flex;align-items:center;justify-content:center;font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:600;color:var(--text-3);transition:all var(--transition);flex-shrink:0;}
.step-item.active .step-dot{border-color:var(--cyan);color:var(--cyan);box-shadow:0 0 12px var(--cyan-glow)}
.step-item.done .step-dot{background:var(--success);border-color:var(--success);color:var(--bg)}
.step-connector{flex:1;height:1px;background:var(--border);margin:0 8px;min-width:20px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px 40px;animation:cardIn 0.3s cubic-bezier(0.4,0,0.2,1) both;}
@keyframes cardIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.card-label{font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;letter-spacing:0.2em;text-transform:uppercase;color:var(--cyan);margin-bottom:10px;}
.card-title{font-family:'Inter',sans-serif;font-size:24px;font-weight:700;color:var(--text);line-height:1.25;margin-bottom:6px}
.card-sub{font-size:14px;color:var(--text-2);margin-bottom:30px;line-height:1.5}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:24px}.form-grid .full{grid-column:1/-1}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;color:var(--text-2)}
.field input,.field select{background:var(--surface);border:1px solid var(--border2);border-radius:var(--radius);padding:10px 14px;font-family:'Inter',sans-serif;font-size:14px;color:var(--text);outline:none;transition:border-color var(--transition),box-shadow var(--transition);-webkit-appearance:none;appearance:none;}
.field input:focus,.field select:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}
.field input.invalid,.field select.invalid{border-color:var(--error)}
.field-error{font-size:12px;color:var(--error);margin-top:2px}
.alert-error{background:rgba(255,77,106,0.1);border:1px solid rgba(255,77,106,0.3);border-radius:var(--radius);padding:10px 14px;font-size:13px;color:var(--error);margin-bottom:20px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 24px;border:none;border-radius:var(--radius);font-family:'Inter',sans-serif;font-size:14px;font-weight:500;cursor:pointer;transition:all var(--transition);text-decoration:none;white-space:nowrap;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 2px 16px rgba(61,127,255,0.3)}
.btn-primary:hover:not(:disabled){background:#5589ff;box-shadow:0 4px 20px rgba(61,127,255,0.5);transform:translateY(-1px)}
.btn-primary:disabled{opacity:0.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-ghost{background:transparent;border:1px solid var(--border2);color:var(--text-2)}.btn-ghost:hover{border-color:var(--text-2);color:var(--text)}
.btn-full{width:100%}
.speed-status{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--text-2);margin-bottom:24px;min-height:20px}
.speed-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:28px}
.speed-metric{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;text-align:center}
.speed-metric-label{font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;letter-spacing:0.15em;text-transform:uppercase;color:var(--text-3);margin-bottom:8px}
.speed-metric-value{font-family:'JetBrains Mono',monospace;font-size:26px;font-weight:600;color:var(--text-3);line-height:1;transition:color 0.3s}
.speed-metric-value.ready{color:var(--cyan)}.speed-metric-unit{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--text-3);margin-top:4px}
.progress-bar-wrap{background:var(--surface);border-radius:100px;height:4px;overflow:hidden;margin-bottom:6px}
.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--cyan));border-radius:100px;transition:width 0.3s ease;width:0%}
.typing-meta{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.typing-timer{font-family:'JetBrains Mono',monospace;font-size:32px;font-weight:600;color:var(--cyan);line-height:1}
.typing-timer.warning{color:var(--warning)}.typing-timer.danger{color:var(--error)}
.typing-live-stats{display:flex;gap:20px}.typing-live-stat{text-align:right}
.typing-live-stat-val{font-family:'JetBrains Mono',monospace;font-size:20px;font-weight:600;color:var(--text)}
.typing-live-stat-lbl{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:0.1em;text-transform:uppercase;color:var(--text-3)}
.typing-display{font-family:'JetBrains Mono',monospace;font-size:15px;line-height:1.75;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px;user-select:none;min-height:110px;word-break:break-word;}
.ch-pending{color:var(--text-2)}.ch-correct{color:var(--text)}.ch-wrong{color:var(--error);background:rgba(255,77,106,0.12);border-radius:2px}
.ch-cursor{color:var(--bg);background:var(--cyan);border-radius:2px;animation:blink 1s step-end infinite}
@keyframes blink{50%{opacity:0}}
.typing-input{width:100%;background:var(--surface);border:1px solid var(--border2);border-radius:var(--radius);padding:12px 16px;font-family:'JetBrains Mono',monospace;font-size:15px;color:var(--text);outline:none;resize:none;transition:border-color var(--transition),box-shadow var(--transition);caret-color:var(--cyan);}
.typing-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}.typing-input:disabled{opacity:0.5;cursor:not-allowed}
.results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:28px}
.result-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 14px;text-align:center}
.result-card-val{font-family:'JetBrains Mono',monospace;font-size:30px;font-weight:600;color:var(--cyan);line-height:1;margin-bottom:6px}
.result-card-lbl{font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;letter-spacing:0.15em;text-transform:uppercase;color:var(--text-3)}
.confirm-icon{width:56px;height:56px;border-radius:50%;background:rgba(0,224,144,0.12);border:1px solid rgba(0,224,144,0.3);display:flex;align-items:center;justify-content:center;margin-bottom:20px;}
.redirect-bar-wrap{background:var(--surface);border-radius:100px;height:4px;overflow:hidden;margin:24px 0 16px}
.redirect-bar-fill{height:100%;background:linear-gradient(90deg,var(--success),var(--cyan));border-radius:100px;width:0%;transition:width 0.1s linear}
.redirect-note{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--text-3);text-align:center}
.divider{height:1px;background:var(--border);margin:24px 0}
.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,0.2);border-top-color:#fff;border-radius:50%;animation:spin 0.7s linear infinite;}
@keyframes spin{to{transform:rotate(360deg)}}
.focus-warning{position:fixed;top:0;left:0;right:0;background:rgba(245,166,35,0.95);color:#000;text-align:center;padding:12px;font-weight:600;font-size:14px;z-index:999;transform:translateY(-100%);transition:transform 0.25s ease;}
.focus-warning.show{transform:translateY(0)}
@media(max-width:520px){body{padding:24px 12px 60px}.card{padding:24px 20px}.form-grid{grid-template-columns:1fr}.form-grid .full{grid-column:1}.card-title{font-size:20px}.typing-timer{font-size:26px}.step-item span{display:none}}