body{font-family:-apple-system;margin:0;background:#f7f7f7;max-width:480px;margin:auto;}
.header{padding:15px;text-align:center;background:#fff;border-bottom:1px solid #eee;font-weight:bold;}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:10px;}
.card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 2px 5px rgba(0,0,0,.05);}
.card img{width:100%;height:140px;object-fit:cover;}
.btn{background:#111;color:#fff;padding:14px;border-radius:12px;text-align:center;margin:10px;display:block;}
.input{width:100%;padding:12px;border-radius:10px;border:1px solid #ddd;margin:6px 0;}
.modal{position:fixed;top:0;width:100%;height:100%;background:#0008;}