/* Inbox row previews for /email-subject-line-tester and /email-preheader-preview-builder. Scoped under #sltApp and #phbApp. */
#sltApp .slt-previews, #phbApp .slt-previews { display: grid; gap: 12px; margin: 12px 0; }
#sltApp .slt-card, #phbApp .slt-card { border: 1px solid var(--bm-line); border-radius: 12px; padding: 10px; background: var(--bm-bg); min-width: 0; }
#sltApp .slt-card-label, #phbApp .slt-card-label { font-size: .78rem; margin: 0 0 6px; }
#sltApp .slt-row, #phbApp .slt-row { font-family: Roboto, Arial, sans-serif; white-space: nowrap; overflow-x: auto; max-width: 100%; border-left: 3px solid var(--bm-line-2); padding: 2px 0 2px 8px; box-sizing: content-box; }
#sltApp .slt-row span, #phbApp .slt-row span { display: block; overflow: hidden; }
#sltApp .slt-from, #phbApp .slt-from { font-weight: 700; }
#sltApp .slt-subj, #phbApp .slt-subj { font-weight: 600; }
#sltApp .slt-pre, #phbApp .slt-pre { opacity: .72; }
@media (max-width: 640px) { #sltApp .slt-row, #phbApp .slt-row { max-width: calc(100% - 11px); } }