*{box-sizing:border-box;margin:0;padding:0}body{color:#333;background:#f5f7fb;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto}#app{max-width:500px;margin:auto;padding:16px}h2{margin-bottom:12px}button{color:#fff;cursor:pointer;background:#007bff;border:none;border-radius:8px;padding:10px 14px;font-size:14px}button:hover{opacity:.9}button:disabled{cursor:not-allowed;background:#ccc}input,select{border:1px solid #ddd;border-radius:8px;width:100%;margin:6px 0;padding:10px}.station{background:#fff;border-radius:12px;margin-bottom:12px;padding:12px;box-shadow:0 2px 8px #0000000d}.station-header{cursor:pointer}.slots{grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px;display:grid}.slot-btn{background:#e9f2ff;border:1px solid #d0e2ff;border-radius:8px;padding:8px;font-size:12px}.slot-btn.full{background:#ffd6d6}.slot-btn.almost-full{background:#fff3cd}.slot-btn.disabled{background:#eee}.bookings-section{background:#fff;border-radius:12px;margin-bottom:16px;padding:12px}.booking-card{border-bottom:1px solid #eee;padding:8px 0}.filters{margin-bottom:12px}body>h2{text-align:center;margin-top:40px}#phone,#loginBtn,#signupBtn{width:90%;margin:10px auto;display:block}.slot.enabled{background:#d4edda}.slot.disabled{background:#f8d7da}