.excel-panel{min-width:0;margin:1.25rem 0;padding:clamp(1rem,3vw,1.5rem);border:1px solid #cddbd8;border-radius:1rem;background:#fff;box-shadow:0 8px 24px rgba(21,68,63,.07)}
.excel-drop{border:2px dashed #b6cfca;background:#fbfefd}.excel-drop.is-dragging{border-color:#146b63;background:#effaf8}.excel-drop label{display:block;font-size:1.18rem;font-weight:800;color:#173f3b}.excel-drop input{display:block;max-width:100%;width:100%;margin:.7rem 0;padding:.75rem;border:1px solid #83a39d;border-radius:.6rem;background:#fff}
.excel-drop input:focus-visible,.excel-actions button:focus-visible,.excel-section button:focus-visible,.excel-panel summary:focus-visible{outline:3px solid #f0a83b;outline-offset:2px}.excel-help{color:#536b67;font-size:.92rem}.excel-actions{display:flex;flex-wrap:wrap;gap:.65rem;margin-top:1rem}.excel-error{min-height:1.5em;color:#a31c1c;font-weight:700;overflow-wrap:anywhere}.excel-status{min-height:1.5em;color:#146b63;font-weight:700}
.excel-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.75rem;margin:1rem 0}.excel-summary-card{min-width:0;margin:0;padding:.8rem;border-radius:.75rem;background:#eef7f5}.excel-summary-card dt{font-size:.86rem;color:#536b67}.excel-summary-card dd{margin:.2rem 0 0;font-size:1.08rem;font-weight:800;overflow-wrap:anywhere}.excel-section{min-width:0;margin:1.4rem 0}.excel-section h3{margin-bottom:.5rem}.excel-section ul{padding-left:1.3rem}.excel-section li{margin:.65rem 0;overflow-wrap:anywhere;word-break:break-word}.excel-section li strong,.excel-section li span{display:block}.excel-section button{display:block;margin:.4rem 0;padding:.35rem .65rem}.excel-section code{display:block;max-width:100%;padding:.6rem;white-space:pre-wrap;overflow-wrap:anywhere;background:#f2f6f5}.excel-privacy{padding:.85rem 1rem;border-left:4px solid #146b63;background:#eef7f5}
@media(max-width:768px){.excel-summary{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.excel-panel{padding:.9rem;border-radius:.75rem}.excel-actions .button{width:100%}}@media(max-width:380px){.excel-summary{grid-template-columns:1fr}}