*{box-sizing:border-box;margin:0;padding:0}:root{--font-sans:"Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--bg-color:#f8fafc;--bg-gradient:linear-gradient(135deg, #fff 0%, #f1f5f9 100%);--card-bg:#fff;--card-border:#e2e8f0;--card-border-hover:#cbd5e1;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--color-primary:#2563eb;--color-primary-glow:#2563eb26;--color-accent:#1e293b;--color-accent-glow:#1e293b1a;--color-success:#10b981;--color-danger:#ef4444}body{font-family:var(--font-sans);background:var(--bg-color);background-image:var(--bg-gradient);color:var(--text-primary);min-height:100vh;line-height:1.5;overflow-x:hidden}h1,h2,h3,h4{letter-spacing:-.025em;color:var(--text-primary);font-weight:700}a{color:var(--color-primary);text-decoration:none;transition:opacity .2s}a:hover{opacity:.8}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes 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#2563eb1a}.form-group{margin-bottom:1.5rem}.form-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem;font-size:.875rem;font-weight:600;display:block}.text-input{border:1px solid var(--card-border);width:100%;color:var(--text-primary);background:#fff;border-radius:8px;padding:.75rem 1rem;font-family:inherit;font-size:1rem;transition:border-color .2s,box-shadow .2s}.text-input:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 3px #2563eb1a}.btn{cursor:pointer;text-align:center;text-transform:uppercase;letter-spacing:.05em;border:none;border-radius:8px;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;transition:all .2s cubic-bezier(.16,1,.3,1);display:inline-flex}.btn-primary{background:linear-gradient(135deg, var(--color-primary) 0%, #2563eb 100%);color:#090d16;box-shadow:0 4px 14px #2563eb1a}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px 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.8rem;font-family:monospace;font-size:.9rem;font-weight:700;display:inline-flex}.header-nav{border-bottom:1px solid rgba(0, 0, 0,);justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1.5rem;display:flex}.logo{letter-spacing:.05em;background:linear-gradient(135deg, var(--color-primary), var(--color-accent));-webkit-text-fill-color:transparent;-webkit-background-clip:text;align-items:center;gap:.5rem;font-size:1.5rem;font-weight:800;display:flex}.logo-icon{color:var(--color-primary)}.footer-nav{text-align:center;color:var(--text-muted);border-top:1px solid rgba(0, 0, 0,);margin-top:3rem;padding-top:1.5rem;font-size:.85rem}.result-header{text-align:center;margin-bottom:2rem}.score-badge{color:var(--color-accent);text-shadow:0 0 20px #fbbf2433;margin:1rem 0;font-size:5rem;font-weight:800;line-height:1}.score-class{color:var(--color-primary);margin-bottom:.5rem;font-size:1.5rem;font-weight:600}.chart-grid{background:rgba(241, 245, 249,);border:1px solid 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p{color:var(--text-secondary);font-size:.85rem}.tier-price{color:var(--color-accent);font-size:1.5rem;font-weight:800}.payment-form{border-top:1px solid var(--card-border);margin-top:1.5rem;padding-top:1.5rem}.payment-row{grid-template-columns:2fr 1fr;gap:1rem;display:grid}.simulation-banner{border:1px dashed var(--color-accent);background:#fbbf2414;border-radius:8px;margin-top:2rem;padding:1rem;font-size:.85rem}.simulation-banner summary{cursor:pointer;color:var(--color-accent);font-weight:600}.email-preview-box{border:1px solid var(--card-border);background:#0f172a;border-radius:8px;max-height:400px;margin-top:1rem;padding:1rem;overflow-y:auto}.spinner{border:3px solid rgba(0, 0, 0,);border-top-color:currentColor;border-radius:50%;width:24px;height:24px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.bell-curve-container{background:rgba(241, 245, 249,);border:1px solid var(--card-border);border-radius:12px;width:100%;height:250px;margin:2rem 0;padding:1rem;position:relative;overflow:hidden}.domain-chart-container{flex-direction:column;gap:1.5rem;margin-top:1.5rem;display:flex}.domain-bar-row{grid-template-columns:120px 1fr 60px;align-items:center;gap:1rem;display:grid}.domain-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:1px;font-size:.9rem;font-weight:600}.domain-track{background:rgba(0, 0, 0,);border-radius:6px;height:12px;position:relative;overflow:hidden}.domain-fill{height:100%;box-shadow:0 0 10px rgba(0, 0, 0,);border-radius:6px;transition:width 1.5s cubic-bezier(.22,1,.36,1)}.domain-score{text-align:right;color:var(--text-primary);font-size:1rem;font-weight:700}.stat-box{background:rgba(0, 0, 0,);border:1px solid var(--card-border);text-align:center;border-radius:12px;flex:1;padding:1.5rem}.stat-value{color:var(--color-primary);text-shadow:0 0 15px var(--color-primary-glow);margin-bottom:.5rem;font-size:2.5rem;font-weight:900}.stat-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:1px;font-size:.85rem}