:root{--primary: #2563eb;--primary-hover: #1d4ed8;--primary-soft: rgba(37, 99, 235, .08);--secondary: #0f172a;--bg-page: #f8fafc;--bg-card: #ffffff;--text-main: #0f172a;--text-secondary: #475569;--text-muted: #64748b;--border: #e2e8f0;--border-focus: #2563eb;--radius-lg: 1rem;--radius-md: .6rem;--shadow-sm: 0 1px 3px 0 rgb(0 0 0 / .1);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--transition: all .25s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box;-webkit-font-smoothing:antialiased}body{background-color:var(--bg-page);color:var(--text-main);font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5;overflow-x:hidden;min-height:100vh}h1,h2,h3,.section-label{font-family:Sora,sans-serif;color:var(--secondary);letter-spacing:-.02em}.progress-container{position:fixed;top:0;left:0;width:100%;height:5px;background:#e2e8f0;z-index:1000}.progress-bar{height:100%;width:0%;background:var(--primary);transition:width .4s ease}.quiz-container{max-width:850px;margin:0 auto;padding:5rem 1.5rem}.hero{text-align:center;margin-bottom:4rem}.hero-title{font-size:clamp(2.5rem,7vw,3.5rem);font-weight:800;line-height:1.1;margin-bottom:1.25rem;color:var(--secondary)}.hero-subtitle{font-size:1.25rem;color:var(--text-secondary);max-width:600px;margin:0 auto;min-height:1.6em}.quiz-form{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}.form-section{margin:3rem 0 1.5rem;padding-bottom:1rem;border-bottom:2px solid var(--border)}.section-title{font-size:1.5rem;font-weight:800;color:var(--secondary);margin-bottom:.25rem}.section-desc{font-size:.95rem;color:var(--text-muted)}.form-group{position:relative;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:1rem;transition:var(--transition)}.form-group:has(input:not([type=checkbox]),select,textarea){padding-top:1.5rem;padding-bottom:.5rem}.form-group:focus-within{border-color:var(--border-focus);box-shadow:0 0 0 4px var(--primary-soft)}.full-width{grid-column:1 / -1}input,select,textarea{background:transparent;border:none;outline:none;color:var(--text-main);font-family:inherit;font-size:1.05rem;width:100%;padding:.25rem 0}.form-group>label{position:absolute;left:1rem;top:1.25rem;color:var(--text-muted);pointer-events:none;transition:var(--transition);font-size:1rem;font-weight:400}.form-group>input:focus~label,.form-group>input:not(:placeholder-shown)~label,.form-group>textarea:focus~label,.form-group>textarea:not(:placeholder-shown)~label,.form-group>select:focus~label,.form-group>select:valid~label{top:.5rem;font-size:.75rem;color:var(--primary);font-weight:600;text-transform:uppercase;letter-spacing:.05em}select{cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none}.section-label{display:block;margin:2rem 0 1rem;font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);font-weight:700}.checkbox-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1rem}.checkbox-item{position:relative;background:var(--bg-card);border:1px solid var(--border);padding:1rem;border-radius:var(--radius-md);cursor:pointer;display:flex;align-items:center;gap:.75rem;font-weight:500;transition:var(--transition);font-size:1rem;color:var(--text-main)}.checkbox-item:hover{border-color:var(--primary);background:var(--primary-soft)}.checkbox-item input{width:1.2rem;height:1.2rem;accent-color:var(--primary)}.budget-card{background:var(--secondary);color:#fff;padding:3rem;border-radius:var(--radius-lg);text-align:center;margin:2rem 0;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.budget-label{display:block;font-size:.9rem;text-transform:uppercase;letter-spacing:.15em;margin-bottom:.5rem;opacity:.8}.budget-value{display:block;font-size:4rem;font-weight:800;font-family:Sora}.budget-note{font-size:.85rem;opacity:.6;margin-top:1rem;display:block}.btn-pulse{background:var(--primary);color:#fff;border:none;padding:1.25rem;font-size:1.1rem;font-weight:700;border-radius:var(--radius-md);cursor:pointer;width:100%;transition:var(--transition);box-shadow:0 10px 15px -3px #2563eb4d}.btn-pulse:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 20px 25px -5px #2563eb66}.btn-pulse:disabled{background:#cbd5e1;cursor:not-allowed;box-shadow:none}.loading-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#ffffffe6;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:2000}.tech-spinner{width:50px;height:50px;border:4px solid #f1f5f9;border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.success-message{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--bg-page);display:flex;align-items:center;justify-content:center;z-index:2000}.success-card{background:#fff;padding:4rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);text-align:center;max-width:500px}.success-icon{font-size:4rem;margin-bottom:1.5rem}.hidden{display:none!important}@media(max-width:640px){.quiz-container{padding:3rem 1rem}.quiz-form{grid-template-columns:1fr}.hero-title{font-size:2.25rem}.budget-value{font-size:3rem}.budget-card{padding:2rem 1rem}}