*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;color:#333}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.btn{padding:.75rem 1.5rem;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-block}.btn-primary{background:#667eea;color:#fff}.btn-primary:hover{background:#5568d3;transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.btn-secondary{background:#f0f0f0;color:#333}.btn-secondary:hover{background:#e0e0e0}.btn-large{padding:1rem 2rem;font-size:1.2rem}.btn:disabled{opacity:.5;cursor:not-allowed}.navbar{background:#fff;box-shadow:0 2px 8px #0000001a;padding:1rem 0;margin-bottom:2rem}.navbar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.navbar .logo{font-size:1.5rem;font-weight:700;text-decoration:none;color:#667eea}.navbar .nav-links{display:flex;gap:1.5rem}.navbar .nav-links a{text-decoration:none;color:#333;font-weight:500;transition:color .3s}.navbar .nav-links a:hover,.navbar .nav-links a.active{color:#667eea}.navbar .auth-section{display:flex;align-items:center;gap:1rem}.navbar .user-name{font-weight:500;color:#666}.cloud-card{background:#fff;border-radius:12px;padding:1.5rem;box-shadow:0 4px 12px #0000001a;border:3px solid transparent;transition:transform .3s ease}.cloud-card:hover{transform:translateY(-4px);box-shadow:0 6px 20px #00000026}.rarity-badge{padding:.25rem .75rem;border-radius:20px;color:#fff;font-size:.75rem;font-weight:700;text-transform:uppercase}.loading,.error,.warning{text-align:center;padding:2rem;font-size:1.1rem}.error{color:#e53e3e}.warning{color:#f6ad55}