/* Reachability diagnosis card + "checked instead" banner (2026-10-25). */
.dx-card{background:#FFFFFF;border:1px solid rgba(53,167,165,.45);border-radius:16px;padding:22px 24px;text-align:left;box-shadow:0 16px 40px rgba(11,11,11,.08);margin:0 0 24px}
.dx-eyebrow{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:#20706E;font-weight:800;margin:0 0 8px;display:flex;align-items:center;gap:8px}
.dx-title{font-size:1.25rem;font-weight:900;letter-spacing:-.02em;color:#0B0B0B;margin:0 0 10px;line-height:1.25}
.dx-text{font-size:.93rem;line-height:1.6;color:#0B0B0B;margin:0 0 10px}
.dx-note{font-size:.86rem;line-height:1.55;color:#4F514B;background:#F4F1E8;border-radius:10px;padding:10px 12px;margin:0 0 16px}
.dx-note i{color:#20706E;margin-right:4px}
.dx-label{font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:#4F514B;font-weight:700;margin:14px 0 8px}
.dx-cmd{display:flex;align-items:center;flex-wrap:wrap;gap:8px 10px;background:#0d1117;border-radius:10px;padding:10px 12px;margin-bottom:8px}
.dx-cmd code{flex:1 1 260px;min-width:0;font-family:'Courier New',monospace;font-size:.82rem;color:#79c0ff;overflow-wrap:anywhere;white-space:pre-wrap}
.dx-expect{flex:0 1 auto;max-width:100%;font-family:'Courier New',monospace;font-size:.75rem;font-weight:700;color:#D8D6CF;background:rgba(255,255,255,.08);border-radius:6px;padding:3px 8px;white-space:normal;overflow-wrap:anywhere}
.dx-foot{font-size:.8rem;color:#4F514B;margin:16px 0 0;padding-top:12px;border-top:1px solid rgba(11,11,11,.1)}
.dx-ev-wrap{overflow-x:auto;margin:0 0 6px}
.dx-ev{width:100%;border-collapse:collapse;font-size:.85rem}
.dx-ev th,.dx-ev td{text-align:left;vertical-align:top;padding:7px 10px;border-bottom:1px solid rgba(11,11,11,.08);overflow-wrap:anywhere}
.dx-ev th{width:38%;font-weight:600;color:#4F514B}
.dx-ev td{color:#0B0B0B}
.dx-ev tr.dx-bad td{color:#9A2A12;font-weight:600}
.ci-card{background:#FFF7F2;border:1px solid rgba(255,101,66,.45);border-radius:16px;padding:18px 20px;margin:0 0 18px;text-align:left}
.ci-eyebrow{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:#9A2A12;font-weight:800;margin:0 0 6px;display:flex;align-items:center;gap:8px}
.ci-title{font-size:1.15rem;font-weight:900;color:#0B0B0B;margin:0 0 8px;line-height:1.3}
.ci-text{font-size:.92rem;line-height:1.6;color:#0B0B0B;margin:0 0 8px}
.ci-more{margin:6px 0 4px}.ci-more summary{cursor:pointer;font-weight:700;font-size:.88rem;color:#20706E;min-height:24px}
.ci-more[open] summary{margin-bottom:10px}
.ci-foot{font-size:.82rem;color:#4F514B;margin:8px 0 0}
@media(max-width:480px){.dx-card{padding:18px 16px}.dx-ev th{width:44%}}