:root{--bg-primary: #0f0f1a;--bg-secondary: #1a1a2e;--bg-card: rgba(255, 255, 255, .05);--text-primary: #ffffff;--text-secondary: rgba(255, 255, 255, .7);--accent: #4a90d9;--accent-hover: #5a9fe9;--danger: #d94a4a;--success: #4ad94a;--warning: #ffaa00}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:20px}.card{background:var(--bg-card);border-radius:12px;padding:20px;margin-bottom:20px}.btn{padding:12px 24px;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-danger{background:var(--danger);color:#fff}.btn-success{background:var(--success);color:#fff}.btn:disabled{opacity:.5;cursor:not-allowed}.form-group{margin-bottom:15px}.form-group label{display:block;margin-bottom:5px;color:var(--text-secondary);font-size:.9rem}.form-group input{width:100%;padding:12px;border:1px solid rgba(255,255,255,.2);border-radius:8px;background:#ffffff0d;color:#fff;font-size:1rem}.form-group input:focus{outline:none;border-color:var(--accent)}.error{color:var(--danger);font-size:.9rem;margin-top:10px}.success{color:var(--success);font-size:.9rem;margin-top:10px}.mobile-block{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:var(--bg-primary);z-index:9999;flex-direction:column;align-items:center;justify-content:center;padding:40px;text-align:center}.mobile-block h1{font-size:1.5rem;margin-bottom:20px}.mobile-block p{color:var(--text-secondary);line-height:1.6}@media (max-width: 1024px){.mobile-block{display:flex}.app-content{display:none}}