.station-directory { display:grid; gap:36px; }
.station-letter-group { min-width:0; }
.station-letter { margin:0 0 14px; color:#fff; font-size:clamp(30px,5vw,40px); line-height:1; }
.station-list { list-style:none; margin:0; padding:0; display:block; border:1px solid rgba(255,255,255,0.09); border-radius:10px; overflow:hidden; }
.station-list li { min-width:0; background:#111827; border-bottom:1px solid rgba(255,255,255,0.07); }
.station-list li:nth-child(even) { background:#0f172a; }
.station-list li:last-child { border-bottom:0; }
.station-list a { display:flex; align-items:center; min-height:48px; box-sizing:border-box; padding:12px 16px; background:transparent; border:0; border-radius:0; color:#7dd3fc; text-decoration:none; font-size:15px; font-weight:500; }
.station-list a:hover { background:rgba(125,211,252,0.08); }
@media (max-width:600px) { .station-directory { gap:30px; } .station-letter { margin-bottom:12px; } .station-list a { padding-inline:14px; } }
#stationDirectory[hidden], #stationBoard[hidden] { display:none; }
.station-directory-intro { margin:0 0 28px; color:var(--tg-muted); line-height:1.7; }