.upload-zone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;border:2px dashed var(--border-strong);border-radius:12px;padding:26px 14px;text-align:center;cursor:pointer;color:var(--text-2);background:var(--surface-2);transition:border-color .15s,background .15s;position:relative}
.upload-zone:hover{border-color:var(--accent);background:rgba(var(--accent-rgb),.04)}
.upload-zone input{position:absolute;opacity:0;width:1px;height:1px}
.upload-zone .ic{color:var(--accent)}
.receipt-img{display:block;max-width:100%;max-height:420px;margin:0 auto 10px;border-radius:10px;border:1px solid var(--border)}