html,body{margin:0;padding:0;background-color:#1e1e1e;color:#fff;font-family:Arial,sans-serif}.container{max-width:800px;margin:0 auto;padding:24px}h1{text-align:center;margin-bottom:24px}.form-container{display:flex;flex-direction:column;gap:16px;background-color:#2a2a2a;padding:16px;border-radius:8px;margin-bottom:24px}.form-row{display:flex;align-items:center;gap:8px}.label{font-weight:700;margin-right:8px}.select-field,.date-field{background-color:#333;color:#fff;border:1px solid #555;border-radius:4px;padding:8px}.swap-button,.search-button{background-color:#007bff;color:#fff;border:none;border-radius:4px;padding:8px 16px;cursor:pointer}.swap-button:hover,.search-button:hover{background-color:#0056b3}.warning{color:orange}.error{color:red}.train-card{background-color:#2e2e2e;border:1px solid #444;border-radius:8px;padding:16px;margin-bottom:16px;display:flex;flex-direction:column;gap:8px}.train-card .train-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.train-card .train-card-header h3{margin:0;font-size:1.3rem;color:#fff}.train-card .train-card-header .operator-logo{width:60px;height:auto}.train-card .train-card-body{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.train-card .train-card-body .train-info{display:flex;flex-direction:column;gap:6px}.train-card .train-card-body .train-info p{margin:0;font-size:.95rem}.train-card .train-card-body .train-info p strong{color:#ccc}