*{box-sizing:border-box}#root,body,html{width:100%;min-height:100%;margin:0;padding:0}.st-screen{flex-direction:column;width:100%;min-height:100vh;height:auto;padding:12px 0 60px;overflow-x:hidden;overflow-y:visible;font-family:Segoe UI,Roboto,sans-serif;background:linear-gradient(160deg,#fdf8f0,#f9edd8 35%,#fef3e2 65%,#fffaf3);position:relative}.st-back-row,.st-screen{display:flex;align-items:center}.st-back-row{width:92%;max-width:520px;justify-content:space-between;flex-wrap:wrap;gap:.5rem;margin-bottom:.5rem}.st-back-link{padding:.5rem 1rem;background:#fff;border:1px solid #e5e7eb;border-radius:.75rem;font-size:.82rem;font-weight:700;color:#374151;text-decoration:none;box-shadow:0 1px 3px rgba(0,0,0,.06)}.st-back-link,.st-irt-badge{display:inline-flex;align-items:center;gap:.4rem}.st-irt-badge{font-size:.7rem;font-weight:600;color:#92400e;background:#fef3c7;border:1px solid #fcd34d;border-radius:99px;padding:.25rem .75rem}.st-irt-badge.theta-up{background:#dcfce7;border-color:#86efac;color:#14532d}.st-irt-badge.theta-down{background:#fef9c3;border-color:#fde047;color:#713f12}.st-title{font-size:34px;font-weight:800;margin:10px 0 4px;color:#4e342e;text-align:center;text-shadow:0 2px 3px hsla(0,0%,100%,.65)}.st-subtitle{font-size:18px;color:#6d4c41;margin:0 0 10px;text-align:center;padding:0 20px;line-height:1.4;font-weight:500}.st-timer-track{width:92%;max-width:520px;height:8px;background:#f3f4f6;border-radius:99px;overflow:hidden;margin-bottom:8px;box-shadow:inset 0 1px 3px rgba(0,0,0,.07)}.st-timer-fill{height:100%;background:linear-gradient(90deg,#fb8c00,#ffa726);border-radius:99px;transition:width .9s linear,background .4s ease}.st-timer-fill.timer-warning{background:linear-gradient(90deg,#f59e0b,#fbbf24)}.st-timer-fill.timer-urgent{background:linear-gradient(90deg,#ef4444,#f87171);animation:st-pulse .6s ease-in-out infinite alternate}@keyframes st-pulse{0%{opacity:1}to{opacity:.6}}.st-level-card{display:flex;align-items:center;justify-content:space-between;width:92%;max-width:520px;padding:10px 18px;margin-bottom:10px;background:rgba(255,248,237,.97);border:3px solid #fb8c00;border-radius:18px;box-shadow:0 5px 12px rgba(0,0,0,.15);color:#5d4037;gap:.5rem;flex-wrap:wrap}.st-level-card strong{font-size:18px}.st-level-card span{font-size:15px;font-weight:600}.st-timer-display{font-size:18px;font-weight:800;color:#5d4037;transition:color .3s}.st-timer-display.timer-warning{color:#d97706}.st-timer-display.timer-urgent{color:#dc2626;animation:st-text-pulse .5s ease-in-out infinite alternate}@keyframes st-text-pulse{0%{transform:scale(1)}to{transform:scale(1.08)}}.st-level-complete{background:rgba(232,245,233,.97);border-color:#43a047;color:#2e7d32}.st-result-banner{display:flex;align-items:center;gap:1rem;border-radius:1.25rem;padding:1rem 1.25rem;animation:st-slide-in .35s ease;width:92%;max-width:520px;margin-bottom:.5rem}.st-result-timeout{background:linear-gradient(135deg,#fff7ed,#ffedd5);border:1.5px solid #fdba74}.st-result-win{background:linear-gradient(135deg,#f0fdf4,#dcfce7);border:1.5px solid #86efac}.st-result-banner-icon{font-size:2.2rem;flex-shrink:0}.st-result-banner h2{font-size:1rem;font-weight:800;margin:0 0 .2rem}.st-result-timeout h2{color:#9a3412}.st-result-win h2{color:#14532d}.st-result-banner p{font-size:.75rem;margin:0;line-height:1.5}.st-result-timeout p{color:#c2410c}.st-result-win p{color:#166534}@keyframes st-slide-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.st-list{display:flex;flex-direction:column;gap:10px;width:92%;max-width:520px}.st-step{display:flex;align-items:center;width:100%;background:hsla(0,0%,100%,.97);border-radius:18px;padding:11px 14px;min-height:72px;box-shadow:0 4px 10px rgba(0,0,0,.13);border:3px solid transparent;transition:border-color .15s ease,transform .15s ease,background .15s ease;cursor:pointer}.st-step:hover{transform:scale(1.01)}.st-step.selected{border-color:#fb8c00;transform:scale(1.02);background:#fff3e0}.st-step.correct{border-color:#43a047;background:#e8f5e9}.st-position-badge{width:34px;height:34px;min-width:34px;border-radius:50%;background:#fb8c00;color:#fff;font-weight:800;font-size:16px;display:flex;align-items:center;justify-content:center;margin-right:12px;flex-shrink:0}.st-step-emoji{font-size:36px;margin-right:12px;flex-shrink:0}.st-step-label{font-size:18px;font-weight:600;color:#3e2723;flex:1;line-height:1.25}.st-step-arrows{display:flex;flex-direction:column;gap:5px;margin-left:10px;flex-shrink:0}.st-arrow-btn{width:40px;height:36px;font-size:18px;font-weight:700;border:none;border-radius:10px;background:#ffe0b2;color:#5d4037;cursor:pointer}.st-arrow-btn:hover{background:#ffcc80}.st-arrow-btn:disabled{opacity:.35;cursor:default}.st-check-button{font-size:22px;font-weight:700;padding:14px 44px;margin:14px 0 4px;border-radius:18px;border:none;background:#43a047;color:#fff;box-shadow:0 5px 12px rgba(0,0,0,.22);cursor:pointer;transition:transform .15s ease,background .15s ease}.st-check-button:hover{background:#388e3c;transform:scale(1.02)}.st-check-button:active{transform:scale(.97)}.st-hint{font-size:15px;color:#6d4c41;margin:6px 0;text-align:center;padding:0 20px;line-height:1.4;font-weight:600}.st-summary-card{background:hsla(0,0%,100%,.97);border-radius:18px;padding:22px;box-shadow:0 5px 14px rgba(0,0,0,.16);margin-top:8px;width:92%;max-width:460px;text-align:center}.st-summary-icon{font-size:46px;margin-bottom:4px}.st-summary-title{margin:4px 0 12px;color:#4e342e;font-size:24px}.st-summary-line{font-size:18px;color:#333;margin:6px 0}.st-assessment-message{margin-top:16px;padding:12px 14px;background:#fff8e1;border:3px solid #fb8c00;border-radius:14px}.st-assessment-message h3{margin:0 0 5px;color:#e65100;font-size:18px}.st-assessment-message p{margin:0;color:#6d4c41;font-size:14px;line-height:1.5}.st-big-button{font-size:22px;font-weight:700;padding:16px 48px;margin:12px 0;border-radius:18px;border:none;background:#fb8c00;color:#fff;box-shadow:0 5px 12px rgba(0,0,0,.22);cursor:pointer;transition:transform .15s ease,background .15s ease}.st-big-button:hover{background:#ef6c00;transform:scale(1.02)}.st-big-button:active{transform:scale(.97)}.st-big-button.btn-loading{background:#9ca3af!important;opacity:.7;cursor:wait;transform:none!important}.st-btn-row{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}@media (max-width:700px){.st-title{font-size:28px}.st-subtitle{font-size:16px}.st-step{padding:9px 10px;min-height:64px}.st-step-emoji{font-size:30px;margin-right:9px}.st-step-label{font-size:15px}.st-big-button{font-size:18px;padding:14px 32px}.st-check-button{font-size:18px;padding:12px 28px}}