:root{--bg-primary: #0a0e17;--bg-secondary: #111827;--bg-card: #161c2a;--bg-card-hover: #1c2538;--border: #1e2d45;--border-glow: #3b5998;--text-primary: #e8ecf1;--text-secondary: #8899b4;--text-muted: #556680;--accent: #4f8cff;--accent-glow: rgba(79, 140, 255, .25);--accent-2: #00d4aa;--gold: #f0b90b;--gold-glow: rgba(240, 185, 11, .2);--danger: #ef4444;--success: #22c55e;--radius: 12px;--radius-lg: 20px;--font: "Inter", -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;background:var(--bg-primary);color:var(--text-primary);font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}#app{min-height:100vh;display:flex;flex-direction:column}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 80% 50% at 50% -20%,rgba(79,140,255,.08),transparent),radial-gradient(ellipse 60% 40% at 80% 80%,rgba(0,212,170,.05),transparent);pointer-events:none;z-index:0}#app{position:relative;z-index:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 32px;border:none;border-radius:var(--radius);font-family:var(--font);font-size:16px;font-weight:600;cursor:pointer;transition:all .25s ease;position:relative;overflow:hidden}.btn-primary{background:linear-gradient(135deg,var(--accent),#3b6fdf);color:#fff;box-shadow:0 4px 20px var(--accent-glow)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px var(--accent-glow)}.btn-secondary{background:transparent;color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--accent);background:#4f8cff0f}.btn-lg{padding:18px 48px;font-size:18px;border-radius:var(--radius-lg)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px}.card-glow{border-color:var(--border-glow);box-shadow:0 0 40px #4f8cff14}.home{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 24px;text-align:center}.home-badge{display:inline-block;padding:6px 16px;background:#4f8cff1a;border:1px solid rgba(79,140,255,.3);border-radius:100px;font-size:13px;color:var(--accent);font-weight:500;letter-spacing:.5px;margin-bottom:24px}.home h1{font-size:clamp(28px,6vw,48px);font-weight:800;letter-spacing:-.5px;line-height:1.2;margin-bottom:16px}.home h1 .gradient{background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.home-subtitle{font-size:17px;color:var(--text-secondary);max-width:500px;margin:0 auto 40px;line-height:1.7}.home-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;max-width:700px;margin:0 auto 48px;text-align:left}.home-feature{display:flex;align-items:flex-start;gap:12px;padding:16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius)}.home-feature-icon{font-size:24px;flex-shrink:0}.home-feature-text strong{display:block;font-size:14px;margin-bottom:4px}.home-feature-text span{font-size:13px;color:var(--text-secondary)}.home-footer{font-size:13px;color:var(--text-muted);margin-top:32px}.quiz{flex:1;display:flex;flex-direction:column;max-width:640px;margin:0 auto;width:100%;padding:24px}.quiz-progress{margin-bottom:32px}.quiz-progress-bar{height:4px;background:var(--border);border-radius:2px;overflow:hidden;margin-bottom:12px}.quiz-progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:2px;transition:width .4s ease}.quiz-progress-text{display:flex;justify-content:space-between;font-size:13px;color:var(--text-muted)}.quiz-question-card{flex:1;display:flex;flex-direction:column;justify-content:center}.quiz-level-tag{display:inline-block;padding:4px 12px;background:#4f8cff1a;border-radius:6px;font-size:13px;color:var(--accent);font-weight:600;margin-bottom:20px;align-self:flex-start}.quiz-question-text{font-size:18px;font-weight:500;line-height:1.8;color:var(--text-primary);margin-bottom:40px}.quiz-actions{display:flex;gap:12px}.quiz-btn{flex:1;padding:16px 24px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-card);color:var(--text-primary);font-family:var(--font);font-size:16px;font-weight:600;cursor:pointer;transition:all .2s ease}.quiz-btn:hover{background:var(--bg-card-hover);border-color:var(--accent)}.quiz-btn.selected{border-color:var(--accent);background:#4f8cff1a;box-shadow:0 0 20px var(--accent-glow)}.quiz-btn.yes.selected{border-color:var(--success);background:#22c55e1a;box-shadow:0 0 20px #22c55e26}.result{flex:1;display:flex;flex-direction:column;align-items:center;padding:40px 24px;max-width:640px;margin:0 auto;width:100%}.result-header{text-align:center;margin-bottom:32px}.result-level-num{font-size:96px;font-weight:900;line-height:1;letter-spacing:-4px;background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.result-level-name{font-size:28px;font-weight:700;margin:8px 0 4px}.result-level-tag{font-size:15px;color:var(--text-secondary)}.result-card{width:100%;margin-bottom:24px}.result-description{font-size:16px;color:var(--text-secondary);line-height:1.8;margin-bottom:24px}.result-value{display:flex;align-items:center;gap:12px;padding:16px;background:var(--bg-secondary);border-radius:var(--radius);margin-bottom:24px}.result-value-label{font-size:13px;color:var(--text-muted);white-space:nowrap}.result-value-bar{flex:1;height:6px;background:var(--border);border-radius:3px;overflow:hidden}.result-value-fill{height:100%;border-radius:3px;background:linear-gradient(90deg,var(--accent-2) 0%,var(--accent) 30%,var(--gold) 70%,#ff6b35 100%);transition:width .8s ease}.result-value-level{font-size:14px;font-weight:600;color:var(--gold)}.growth-path{width:100%;margin-bottom:32px}.growth-path-title{font-size:14px;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:16px}.growth-stages{display:flex;gap:4px}.growth-stage{flex:1;padding:12px 8px;text-align:center;background:var(--bg-card);border:1px solid var(--border);border-radius:8px;font-size:12px;transition:all .3s ease}.growth-stage.active{border-color:var(--accent);background:#4f8cff1a;box-shadow:0 0 20px var(--accent-glow)}.growth-stage.passed{border-color:var(--accent-2);opacity:.7}.growth-stage-name{font-weight:700;font-size:13px;display:block;margin-bottom:4px}.growth-stage-range{color:var(--text-muted);font-size:11px}.result-form{width:100%;margin-bottom:32px}.result-form-group{margin-bottom:12px}.result-form input{width:100%;padding:14px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary);font-family:var(--font);font-size:16px;transition:border-color .2s}.result-form input:focus{outline:none;border-color:var(--accent)}.result-form input::placeholder{color:var(--text-muted)}.submit-success{color:var(--success)}.submit-error{color:var(--danger)}.result-actions{display:flex;gap:12px;width:100%;margin-bottom:24px}.result-actions .btn{flex:1}.share-card{width:100%;max-width:420px;margin:0 auto 24px;padding:32px 28px 24px;background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-lg)}.share-card-brand{text-align:center;font-size:13px;color:var(--text-muted);letter-spacing:1px;margin-bottom:24px}.share-card-footer{text-align:center;margin-top:20px;padding-top:16px;border-top:1px solid var(--border);font-size:13px;color:var(--text-muted)}.share-card-footer .share-card-url{display:block;color:var(--accent);font-weight:600;font-size:14px;margin-top:4px}@media (min-width: 481px){.share-card{padding:40px 36px 32px}}.error{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;text-align:center;gap:16px}@media (max-width: 480px){.card{padding:24px}.home{padding:32px 20px}.home h1{font-size:26px}.home-features{grid-template-columns:1fr}.quiz{padding:20px}.result-level-num{font-size:72px}.growth-stages{flex-wrap:wrap}.growth-stage{flex:1 1 30%}}