*{box-sizing:border-box}
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:#f6f6f6;color:#1a1a1a;margin:0}
.wrap{max-width:460px;margin:64px auto;background:#fff;padding:32px;border-radius:14px;box-shadow:0 2px 16px rgba(0,0,0,.06)}
h1{font-size:1.5rem;margin:0 0 16px}
label{display:block;margin:0 0 14px;font-size:.9rem;color:#555}
input{display:block;width:100%;margin-top:6px;padding:10px 12px;border:1px solid #ddd;border-radius:8px;font-size:1rem}
.btn,button{display:inline-block;background:#ee4d2d;color:#fff;border:0;padding:11px 22px;border-radius:8px;font-size:1rem;cursor:pointer;text-decoration:none}
.btn:hover,button:hover{background:#d8431f}
.err{background:#fde8e6;color:#b3261e;padding:10px 12px;border-radius:8px;font-size:.9rem}
.topbar{display:flex;justify-content:space-between;align-items:center;font-size:.9rem;margin-bottom:8px}
.topbar a{color:#ee4d2d}
.empty{text-align:center;padding:24px 0;color:#666}
.empty .btn{margin-top:12px}
.shops{list-style:none;padding:0}
.shops li{padding:12px;border:1px solid #eee;border-radius:8px;margin-bottom:8px}