:root{--color-primary: #4fc3f7;--color-primary-glow: rgba(79, 195, 247, .3);--color-bg: #0a0a0f;--color-bg-overlay: rgba(10, 10, 15, .85);--color-text: #e0e0e0;--color-text-muted: #888;--color-error: #ef5350;--color-error-glow: rgba(239, 83, 80, .3);--color-success: #66bb6a;--color-success-glow: rgba(102, 187, 106, .3)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body,#app{width:100vw;height:100vh;overflow:hidden;background:var(--color-bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--color-text)}#app{position:relative}#webcam{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transform:scaleX(-1);z-index:0;display:none}#scene{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1;pointer-events:none}.screen{position:absolute;top:0;left:0;width:100%;height:100%;z-index:10;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--color-bg-overlay);text-align:center;padding:2rem}.screen h2{font-size:1.5rem;font-weight:600;margin-bottom:1rem}.screen p{font-size:1rem;color:var(--color-text-muted);max-width:420px;line-height:1.6;margin-bottom:1.5rem}.permission-icon{color:var(--color-primary);margin-bottom:1.5rem;filter:drop-shadow(0 0 12px var(--color-primary-glow))}.privacy-note{font-size:.85rem!important;color:var(--color-text-muted)!important;opacity:.7}.btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:.875rem 2rem;font-size:1.05rem;font-weight:600;color:var(--color-bg);background:var(--color-primary);border:none;border-radius:8px;cursor:pointer;transition:box-shadow .3s ease,transform .15s ease;box-shadow:0 0 20px var(--color-primary-glow)}.btn-primary:hover{box-shadow:0 0 30px var(--color-primary-glow),0 0 60px var(--color-primary-glow);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:.625rem 1.25rem;font-size:.9rem;font-weight:500;color:var(--color-text-muted);background:transparent;border:1px solid rgba(255,255,255,.15);border-radius:6px;cursor:pointer;transition:color .2s ease,border-color .2s ease}.btn-secondary:hover{color:var(--color-text);border-color:#ffffff4d}.btn-text{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;font-size:.85rem;font-weight:400;color:var(--color-text-muted);background:transparent;border:none;cursor:pointer;text-decoration:underline;text-underline-offset:2px;transition:color .2s ease}.btn-text:hover{color:var(--color-text)}.progress-container{width:100%;max-width:320px;margin-bottom:1rem}.progress-bar{width:100%;height:4px;background:#ffffff1a;border-radius:2px;overflow:hidden}.progress-fill{height:100%;background:var(--color-primary);border-radius:2px;transition:width .3s ease;box-shadow:0 0 8px var(--color-primary-glow)}.progress-label{display:flex;justify-content:space-between;font-size:.8rem;color:var(--color-text-muted);margin-top:.5rem}.error-icon{font-size:2.5rem;margin-bottom:1rem;color:var(--color-error);text-shadow:0 0 20px var(--color-error-glow)}.error-message{color:var(--color-error);font-size:1.1rem;font-weight:500;margin-bottom:.5rem}.error-hint{color:var(--color-text-muted);font-size:.9rem;max-width:400px;line-height:1.5;margin-bottom:1.5rem}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px var(--color-primary-glow)}50%{box-shadow:0 0 40px var(--color-primary-glow),0 0 80px var(--color-primary-glow)}}@keyframes fade-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fade-in .5s ease forwards}.animate-pulse{animation:pulse-glow 2s ease-in-out infinite}.emotion-overlay{position:fixed;top:60px;right:16px;z-index:50;background:#0009;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:12px;padding:12px 16px;min-width:140px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:#fff;font-size:13px;pointer-events:none}.emotion-overlay__header{display:flex;align-items:center;gap:8px;margin-bottom:8px}.emotion-overlay__dot{width:8px;height:8px;border-radius:50%;background-color:#6b7280;flex-shrink:0;transition:background-color .5s ease}.emotion-overlay__dot--active{background-color:#22c55e}.emotion-overlay__label{text-transform:capitalize;font-weight:500;letter-spacing:.02em;transition:opacity .3s ease}.emotion-overlay__bar-track{width:100%;height:4px;background:#ffffff1a;border-radius:2px;overflow:hidden}.emotion-overlay__bar-fill{height:100%;border-radius:2px;transition:width .3s ease,background-color .3s ease}