.app{max-width:960px;margin:0 auto;padding:0 20px 80px}header{padding:36px 0 26px;border-bottom:1px solid var(--border);margin-bottom:26px}.header-eyebrow{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--purple)}.header-title{font-size:26px;font-weight:700;color:var(--text-1);letter-spacing:-.025em}.tabs-nav{display:flex;border-bottom:1px solid var(--border);margin-bottom:22px;overflow-x:auto}.tab-btn{display:flex;align-items:center;gap:8px;padding:11px 16px;background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-1px;cursor:pointer;font-family:var(--font);font-size:13px;font-weight:600;color:var(--text-4);transition:color .15s;white-space:nowrap}.tab-btn.active{color:var(--blue);border-bottom-color:var(--blue)}.step-num{width:20px;height:20px;border-radius:50%;background:#f3f4f6;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:var(--text-4);flex-shrink:0}.tab-btn.active .step-num{background:var(--blue);border-color:var(--blue);color:#fff}.panel{display:none;animation:fadeIn .2s ease}.panel.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px 24px;margin-bottom:14px;box-shadow:var(--shadow)}.section-label{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-4);margin-bottom:16px}.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;background:var(--blue);color:#fff;border:none;border-radius:var(--radius-md);font-family:var(--font);font-size:14px;font-weight:700;cursor:pointer;transition:background .15s}.btn-primary:hover{background:#1d4ed8}.btn-secondary{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;background:var(--surface);color:var(--text-2);border:1.5px solid var(--border);border-radius:var(--radius-md);font-family:var(--font);font-size:13px;font-weight:600;cursor:pointer;transition:all .15s}.btn-secondary:hover{border-color:#9ca3af;background:var(--surface-2)}.test-arena{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius-lg);padding:24px;text-align:center;min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;margin-bottom:14px}.test-status{font-size:13px;font-weight:600;color:var(--text-3)}.rt-circle{width:140px;height:140px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .1s;font-size:18px;font-weight:700;user-select:none}.rt-wait{background:#f3f4f6;border:3px solid var(--border);color:var(--text-4)}.rt-ready{background:#fee2e2;border:3px solid #fca5a5;color:var(--red)}.rt-go{background:var(--green);border:3px solid #059669;color:#fff;box-shadow:0 0 30px #05966966}.rt-clicked{background:var(--blue-light);border:3px solid var(--blue);color:var(--blue)}.digit-display{font-size:64px;font-weight:700;color:var(--text-1);letter-spacing:.2em;min-height:80px;display:flex;align-items:center;justify-content:center}.digit-input{font-size:28px;font-weight:600;text-align:center;border:2px solid var(--border);border-radius:var(--radius-md);padding:12px 20px;width:100%;max-width:300px;font-family:var(--font);outline:none;letter-spacing:.15em}.digit-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px #2563eb1a}.tmt-canvas{border:1.5px solid var(--border);border-radius:var(--radius-md);cursor:crosshair;touch-action:none;max-width:100%}.tmt-bar{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;flex-wrap:wrap;gap:8px}.tmt-timer{font-size:20px;font-weight:700;color:var(--text-1);font-variant-numeric:tabular-nums}.tmt-progress{font-size:13px;color:var(--text-3);font-weight:600}.result-row{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--surface-2);border-radius:var(--radius-sm);margin-bottom:8px}.result-label{font-size:13px;font-weight:600;color:var(--text-2)}.result-val{font-size:14px;font-weight:700;color:var(--text-1)}.result-badge{padding:4px 10px;border-radius:12px;font-size:11px;font-weight:700}.badge-excellent{background:var(--green-light);color:var(--green)}.badge-good{background:var(--blue-light);color:var(--blue)}.badge-average{background:var(--amber-light);color:var(--amber)}.badge-poor{background:var(--red-light);color:var(--red)}.source-list{list-style:none;display:flex;flex-direction:column;gap:6px}.source-list li{font-size:12px;color:var(--text-3);padding-left:14px;position:relative;line-height:1.5}.source-list li:before{content:"→";position:absolute;left:0;color:var(--purple);font-weight:700}.source-list a{color:var(--blue);text-decoration:none}footer{border-top:1px solid var(--border);padding:20px 0 0;margin-top:40px;display:flex;justify-content:space-between;font-size:12px;color:var(--text-4)}footer a{color:var(--text-4);text-decoration:none}.faq-section{max-width:960px;margin:40px auto 0;padding:0 20px 60px}.faq-section-label{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-4);margin-bottom:8px}.faq-section-title{font-size:22px;font-weight:700;color:var(--text-1);margin-bottom:20px;letter-spacing:-.02em}.faq-list{display:flex;flex-direction:column;gap:4px}.faq-item{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);overflow:hidden}.faq-q{padding:14px 16px;font-size:14px;font-weight:600;color:var(--text-1);cursor:pointer;display:flex;justify-content:space-between;align-items:center;user-select:none;gap:12px}.faq-q:after{content:"+";font-size:18px;font-weight:400;color:var(--text-4);flex-shrink:0;line-height:1}.faq-item.open .faq-q:after{content:"−"}.faq-item.open .faq-q{color:var(--blue)}.faq-a{display:none;padding:0 16px 14px;font-size:13px;color:var(--text-3);line-height:1.7}.faq-item.open .faq-a{display:block}