:root{--bg-dark: #0f172a;--bg-card: #1e293b;--text-primary: #f8fafc;--text-secondary: #94a3b8;--primary: #3b82f6;--primary-hover: #2563eb;--accent-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);--border: #334155;--success: #10b981;--error: #ef4444}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background-color:var(--bg-dark);color:var(--text-primary);line-height:1.6;overflow-x:hidden}a{color:var(--primary);text-decoration:none;transition:color .2s}a:hover{color:var(--primary-hover)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}header{padding:20px 0;display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:700;background:var(--accent-gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero{text-align:center;padding:80px 0 60px}.hero h1{font-size:3rem;font-weight:800;margin-bottom:20px;line-height:1.2}.hero h1 span{background:var(--accent-gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero p{font-size:1.25rem;color:var(--text-secondary);max-width:600px;margin:0 auto 40px}.main-card{background:var(--bg-card);border:1px solid var(--border);border-radius:24px;padding:40px;max-width:700px;margin:0 auto 80px;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.upload-area{border:2px dashed var(--border);border-radius:16px;padding:60px 20px;text-align:center;cursor:pointer;transition:all .3s ease}.upload-area:hover,.upload-area.dragover{border-color:var(--primary);background-color:#3b82f60d}.icon{font-size:48px;margin-bottom:16px;display:block}.hint{font-size:.875rem;color:var(--text-secondary);margin-top:8px}section{padding:60px 0}.section-title{font-size:2rem;font-weight:700;text-align:center;margin-bottom:40px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px}.feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:30px;transition:transform .2s}.feature-card:hover{transform:translateY(-5px)}.feature-card h3{font-size:1.25rem;margin-bottom:12px;color:var(--text-primary)}.feature-card p{color:var(--text-secondary);font-size:.95rem}.hidden{display:none}.progress-bar{width:100%;height:8px;background-color:var(--border);border-radius:4px;overflow:hidden;margin:20px 0}.progress-fill{height:100%;background:var(--accent-gradient);width:0%;transition:width .3s ease}.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:24px 0}.stat-item{background-color:#ffffff0d;padding:16px;border-radius:12px;display:flex;flex-direction:column;align-items:center}.stat-value{font-size:1.5rem;font-weight:700;color:var(--text-primary)}.stat-label{font-size:.875rem;color:var(--text-secondary)}.btn-primary,.btn-secondary{display:block;width:100%;padding:14px 24px;border-radius:12px;font-weight:600;cursor:pointer;transition:all .2s;border:none;font-size:1rem;text-align:center;margin-bottom:12px}.btn-primary{background:var(--accent-gradient);color:#fff}.btn-primary:hover{opacity:.9;transform:translateY(-1px)}.btn-secondary{background-color:transparent;color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background-color:#ffffff0d}.faq-item{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:24px;margin-bottom:16px}.faq-item h3{font-size:1.1rem;margin-bottom:8px;color:var(--text-primary)}.faq-item p{color:var(--text-secondary);font-size:.95rem}.contact-section{max-width:600px;margin:0 auto}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:var(--text-primary)}.form-group input,.form-group textarea{width:100%;padding:14px;background-color:var(--bg-dark);border:1px solid var(--border);border-radius:12px;color:var(--text-primary);font-family:inherit;font-size:1rem;transition:border-color .2s}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary)}.form-group textarea{resize:vertical;min-height:120px}#form-result{margin-top:16px;padding:12px;border-radius:8px;font-weight:500;text-align:center}#form-result.success{background-color:#10b9811a;color:#34d399;border:1px solid rgba(16,185,129,.2)}#form-result.error{background-color:#ef44441a;color:#f87171;border:1px solid rgba(239,68,68,.2)}footer{border-top:1px solid var(--border);padding:40px 0;margin-top:80px;text-align:center;color:var(--text-secondary)}@media(max-width:768px){.hero h1{font-size:2.5rem}.stats{grid-template-columns:1fr}}