:root{--primary: #4A6EBC;--primary-hover: #375493;--secondary: #6B4E9B;--bg-gradient: radial-gradient(circle at top right, #f8faff 0%, #eef3fb 40%, #e2ebf4 100%);--surface: rgba(255, 255, 255, .85);--border: rgba(184, 199, 224, .6);--text-dark: #1E293B;--text-muted: #64748B;--error: #EF4444;--success: #10B981}body{margin:0;font-family:Avenir Next,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-gradient);color:var(--text-dark);-webkit-font-smoothing:antialiased}h1,h2,h3{margin-top:0;color:var(--text-dark);font-weight:700}.page{min-height:100vh;display:flex;flex-direction:column;place-items:center;justify-content:center;padding:1.5rem;box-sizing:border-box}.card{width:min(800px,100%);background:var(--surface);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border);border-radius:20px;padding:2.5rem;box-shadow:0 16px 48px #1e355914;text-align:center}@media(max-width:768px){.page{padding:1rem;justify-content:flex-start}.card{padding:1.5rem 1rem;margin-top:1rem}}.splash-card{display:flex;flex-direction:column;align-items:center}.icon-group{display:flex;gap:1rem;margin-bottom:1.5rem}.subtitle{font-size:1.1rem;color:var(--secondary);font-weight:500;margin-bottom:2rem}.mock-scan-area{margin:2rem 0;padding:3rem 1rem;border:2px dashed var(--border);border-radius:12px;color:var(--text-muted);background:#fff6}.pairing-loading,.pairing-success,.pairing-error{display:flex;flex-direction:column;align-items:center;gap:1rem}.spinner{animation:spin 1.5s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.session-page{justify-content:flex-start}.session-header{width:min(800px,100%);display:flex;justify-content:space-between;padding:1rem 0 2rem;font-weight:700;color:var(--primary)}.active-prompt-card{text-align:left;margin-bottom:3rem;background:#fff}.prompt-label{color:var(--text-muted);text-transform:uppercase;font-size:.9rem;letter-spacing:1px}.prompt-text{margin:1rem 0 0;font-size:1.4rem;line-height:1.5;color:var(--text-dark)}.controls-container{display:flex;flex-direction:column;align-items:center;width:100%}.record-btn{position:relative;width:140px;height:140px;border-radius:50%;border:none;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;cursor:pointer;box-shadow:0 8px 32px #4a6ebc66;transition:transform .2s cubic-bezier(.34,1.56,.64,1)}.record-btn span{font-weight:600;font-size:.9rem}.record-btn:active{transform:scale(.95)}.record-btn.stop{background:var(--error);box-shadow:0 8px 32px #ef444466}.pulse-ring{position:absolute;top:0;left:0;right:0;bottom:0;border-radius:50%;border:3px solid var(--error);animation:pulseOut 1.5s infinite cubic-bezier(.21,.53,.56,1)}@keyframes pulseOut{0%{transform:scale(1);opacity:.8}to{transform:scale(1.4);opacity:0;border-width:0}}.btn-primary,.btn-secondary,.btn-text-link{padding:.8rem 1.5rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;border:none;transition:all .2s ease;display:inline-flex;align-items:center;gap:.5rem}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:#e2ebf4;color:var(--text-dark)}.btn-secondary:hover{background:#d0dbe8}.btn-text-link{background:transparent;color:var(--primary);text-decoration:underline}.review-container{display:flex;flex-direction:column;align-items:center;gap:1.5rem;width:100%}.audio-player{width:min(400px,100%);border-radius:50px}.btn-group{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center}