:root{--primary: #0f172a;--secondary: #1e88e5;--light: #f8fafc;--muted: #64748b;--border: #e5e7eb}*{box-sizing:border-box;margin:0;padding:0;font-family:Segoe UI,Roboto,Helvetica,Arial,sans-serif}body{background:var(--light);color:var(--primary);line-height:1.7;padding-top:80px}header{position:fixed;top:0;width:100%;background:var(--primary);z-index:1000;color:#fff}.nav-container{max-width:1200px;margin:auto;padding:18px 6%;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap}.logo{font-size:1.6rem;font-weight:700}.logo span{color:var(--secondary)}nav{display:flex;align-items:center;gap:20px}nav a{text-decoration:none;color:#fff;font-weight:500;transition:color .2s ease}nav a:hover{color:var(--secondary)}.auth-buttons{display:flex;gap:10px}.login-btn{padding:6px 16px;border-radius:6px;border:1px solid #fff;background:transparent;cursor:pointer;color:#fff}.register-btn{padding:6px 16px;border-radius:6px;border:none;background:var(--secondary);color:#fff;cursor:pointer}.register-btn:hover{background:#059669}section{padding:60px 8%}h2{font-size:2rem;margin-bottom:20px}h3{font-size:1.2rem;margin-bottom:10px}p{color:var(--muted);margin-bottom:16px}.about{background:#fff;border-radius:12px;padding:40px;box-shadow:0 10px 25px #0000000d;transition:transform .3s ease,box-shadow .3s ease}.about:hover{transform:translateY(-5px);box-shadow:0 18px 40px #0000001f}.disclaimer{margin-top:20px;padding:16px;border-left:4px solid var(--secondary);background:#f0fdf4;font-size:.9rem}.services{background:linear-gradient(135deg,#0f172a,#0f172a);color:#fff}.service-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:30px}.service-card{background:#0f172a;border-radius:12px;padding:25px;border:1px solid rgba(255,255,255,.08);transition:transform .3s ease,box-shadow .3s ease}.service-card:hover{transform:translateY(-6px);box-shadow:0 20px 40px #00000026}.service-card p{color:#cbd5f5}.contact-wrapper{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:20px}.contact-info,.contact-form{background:#fff;padding:30px;border-radius:12px;box-shadow:0 10px 25px #0000000d;transition:transform .3s ease,box-shadow .3s ease}.contact-info:hover,.contact-form:hover{transform:translateY(-5px);box-shadow:0 18px 40px #0000001f}input,textarea{width:100%;padding:12px;border-radius:6px;border:1px solid var(--border);margin-bottom:14px}button[type=submit]{background:var(--secondary);color:#fff;border:none;padding:12px 24px;border-radius:8px;cursor:pointer;transition:transform .2s ease}button[type=submit]:hover{transform:translateY(-2px)}footer{background:#020617;color:#cbd5f5;padding:60px 8% 20px;margin-top:40px}footer h4{margin-bottom:12px;color:#fff}footer p,footer a{font-size:.9rem;color:#94a3b8;text-decoration:none}footer a:hover{color:var(--secondary)}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:30px;margin-bottom:20px}.footer-bottom{text-align:center;font-size:.85rem;color:#94a3b8}.secondary-color{color:var(--secondary)}.auth-btn{display:flex;align-items:center;justify-content:center;gap:8px}.spinner{width:18px;height:18px;border:2px solid #ffffff66;border-top:2px solid #fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}