:root{font-family:system-ui,sans-serif;color:#e7edf5;background:#101822;color-scheme:dark}body{margin:0}main{max-width:900px;margin:8vh auto;padding:24px}header{display:flex;align-items:center;justify-content:space-between;gap:16px}h1{font-size:1.8rem}form{display:grid;gap:16px;max-width:380px}input,button{font:inherit;padding:12px;border-radius:8px;border:1px solid #45576c}button{cursor:pointer;background:#294d73;color:white}button:disabled{opacity:.6;cursor:wait}a{color:#a4d2ff}#stations{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}.station{background:#1b2938;border:1px solid #3b5166;border-radius:12px;padding:20px}#message{min-height:1.5em;color:#c1dbef}label{display:block}@media(max-width:500px){header{align-items:flex-start;flex-direction:column}main{margin:24px auto}}