.quiz-shell{position:relative;min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:40px 0}.glow-bg{position:fixed;inset:0;pointer-events:none;z-index:-1;background:var(--grad-glow);transition:opacity .5s ease}.progress-container{position:fixed;top:0;left:0;width:100%;height:4px;background:var(--border);z-index:100}.progress-fill{height:100%;background:var(--grad-progress);width:0%;transition:width .4s cubic-bezier(.4,0,.2,1)}.step-counter{position:fixed;top:12px;right:16px;font-family:var(--font-main);font-size:11px;font-weight:600;color:var(--text-faint);letter-spacing:.06em;z-index:101;opacity:0;transition:opacity .3s ease}.option-list{display:flex;flex-direction:column;gap:12px;margin-top:24px}.option-btn{background:var(--bg-elevated);border:1.5px solid var(--border);border-radius:16px;padding:20px 24px;text-align:left;font-family:var(--font-main);font-size:16px;font-weight:500;color:var(--text);transition:border-color .2s ease,background .2s ease,transform .2s ease,box-shadow .2s ease;display:flex;align-items:center;min-height:64px;box-shadow:0 2px 4px #00000005;cursor:pointer;touch-action:manipulation}.option-btn:hover{border-color:var(--primary);background:var(--surface-hover);transform:translateY(-2px);box-shadow:0 4px 12px #2a6b4414}.option-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-color:var(--primary)}.option-btn:active{transform:scale(.98);box-shadow:none}.option-btn.selected{background:var(--accent-soft);border-color:var(--primary);color:var(--primary);box-shadow:0 0 0 2px var(--primary)}.btn-primary{background:var(--grad-cta);color:#fff;border-radius:100px;padding:18px 32px;font-weight:600;font-size:16px;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;box-shadow:0 4px 16px #2a6b4433;width:100%;max-width:400px;margin:32px auto 0;display:block;text-align:center;cursor:pointer;border:none;touch-action:manipulation}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px #2a6b444d;filter:brightness(1.1)}.btn-primary:focus-visible{outline:2px solid var(--primary);outline-offset:3px;box-shadow:0 0 0 4px #2a6b4433}.btn-primary:active:not(:disabled){transform:scale(.98);box-shadow:0 2px 8px #2a6b4426;filter:brightness(.97)}.btn-primary:disabled{background:var(--border);color:var(--text-muted);cursor:not-allowed;transform:none;box-shadow:none;filter:none}.input-group{margin-bottom:24px}.input-label{display:block;font-size:14px;font-weight:600;color:var(--text-muted);margin-bottom:8px}.input-field{width:100%;padding:16px;border-radius:8px;border:1.5px solid var(--border);background:var(--bg-elevated);font-family:inherit;font-size:16px;transition:border-color .2s ease,box-shadow .2s ease}.input-field:focus{outline:none;border-color:var(--primary)}@keyframes fadeUp{0%{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}.fade-up{animation:fadeUp .3s ease-out forwards}.quiz-step{display:none;opacity:0;flex-direction:column;width:100%;max-width:600px;margin:0 auto;padding:0 20px}.quiz-step.active{display:flex;animation:fadeUp .5s ease-out forwards}.phase-label{font-family:var(--font-main);font-size:11px;font-weight:600;color:var(--text-faint);text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px}.question-title{font-family:var(--font-display);font-size:clamp(1.6rem,5vw,2.2rem);font-weight:700;color:var(--text);margin-bottom:8px;line-height:1.15}.question-subtitle{font-family:var(--font-main);font-size:1rem;color:var(--text-muted);margin-bottom:32px;line-height:1.5}.number-input-wrapper{display:flex;align-items:center;gap:16px;margin-top:8px}.number-input-wrapper .input-field{flex:0 0 auto;width:160px;text-align:center;font-size:1.5rem;font-weight:600;padding:20px 16px}.unit-label{font-size:1.1rem;color:var(--text-muted);font-weight:500}.quiz-nav{display:flex;gap:12px;margin-top:40px;justify-content:center;align-items:center}.quiz-nav .btn-primary{margin:0}.btn-nav-secondary{background:transparent;color:var(--text-muted);border:1.5px solid var(--border);border-radius:100px;padding:16px 28px;font-family:var(--font-main);font-weight:600;font-size:15px;transition:border-color .2s ease,color .2s ease,transform .2s ease;min-width:120px;cursor:pointer;touch-action:manipulation}.btn-nav-secondary:hover{border-color:var(--primary);color:var(--primary)}.btn-nav-secondary:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.btn-nav-secondary:active{transform:scale(.98)}.btn-nav-ghost{background:transparent;color:var(--text-faint);border:none;padding:8px 0;font-family:var(--font-main);font-weight:500;font-size:14px;cursor:pointer;display:flex;align-items:center;gap:6px;transition:color .2s ease;touch-action:manipulation}.btn-nav-ghost:hover{color:var(--primary)}.btn-nav-ghost:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}.btn-nav-ghost:active{opacity:.6}.interstitial-hero{position:relative;width:100%;height:280px;overflow:hidden;border-radius:24px;margin-bottom:32px;box-shadow:0 8px 32px #0000001a}.interstitial-hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}.interstitial-hero-overlay{position:absolute;inset:0;background:linear-gradient(to top,#000000a6,#00000040 60%,#0000000d)}.interstitial-hero-text{position:absolute;bottom:24px;left:24px;right:24px;text-align:left}.interstitial-hero-label{font-family:var(--font-main);font-size:11px;font-weight:600;color:#ffffffd9;text-transform:uppercase;letter-spacing:.08em;margin:0 0 8px}.interstitial-hero-title{font-family:var(--font-display);font-size:clamp(1.6rem,4vw,2rem);font-weight:700;color:#fff;margin:0;line-height:1.15;text-shadow:0 2px 12px rgba(0,0,0,.35)}@media(max-width:480px){.interstitial-hero{height:220px;border-radius:20px}.interstitial-hero-title{font-size:1.4rem}}.interstitial-content{text-align:center;padding:60px 20px}.interstitial-content-hero{padding:24px 0 60px}.interstitial-content-hero .interstitial-subtitle{padding:0 20px}.interstitial-icon{width:80px;height:80px;margin:0 auto 32px;background:var(--accent-soft);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--primary);animation:pulse 2s ease-in-out infinite}.interstitial-title{font-family:var(--font-display);font-size:clamp(1.4rem,4vw,1.8rem);margin-bottom:12px}.interstitial-subtitle{color:var(--text-muted);margin-bottom:32px}.meter-container{width:100%;max-width:320px;margin:32px auto;background:var(--border);border-radius:100px;height:12px;overflow:hidden}.meter-fill{height:100%;background:var(--grad-progress);width:0%;border-radius:100px;transition:width 2s cubic-bezier(.4,0,.2,1)}.meter-label{font-family:var(--font-display);font-size:3rem;font-weight:700;color:var(--primary);margin-top:16px;opacity:0;transition:opacity .5s ease}.meter-label.visible{opacity:1}.lead-grid{display:grid;gap:16px;margin-top:24px}.input-field.error{border-color:var(--danger);box-shadow:0 0 0 3px #c65d571a}.error-msg{color:var(--danger);font-size:13px;margin-top:6px;display:none}.error-msg.visible{display:block}.option-btn .opt-main{font-weight:600;font-size:15px}.option-btn .opt-desc{font-size:13px;color:var(--text-faint);margin-top:2px}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.05)}}