.tca-help-trigger{display:inline-flex;align-items:center;justify-content:center;width:1.25rem;height:1.25rem;margin-left:.3rem;padding:0;border:1px solid #64748b;border-radius:999px;background:#fff;color:#334155;font:700 .78rem/1 system-ui,-apple-system,"Segoe UI",sans-serif;vertical-align:middle;cursor:pointer}
.tca-help-trigger:hover,.tca-help-trigger:focus-visible{background:#eff6ff;border-color:#2563eb;color:#1d4ed8}
.tca-help-overlay{position:fixed;inset:0;z-index:10000;display:flex;align-items:center;justify-content:center;padding:1rem;background:rgba(15,23,42,.46)}
.tca-help-overlay[hidden]{display:none}
.tca-help-dialog{position:relative;width:min(34rem,100%);max-height:min(80vh,42rem);overflow:auto;box-sizing:border-box;padding:1.25rem 1.35rem;border-radius:.9rem;background:#fff;color:#111827;box-shadow:0 24px 70px rgba(15,23,42,.28)}
.tca-help-dialog h2{margin:0 2.2rem .7rem 0;font-size:1.12rem;line-height:1.5}.tca-help-dialog p{margin:.55rem 0;line-height:1.75}
.tca-help-close{position:absolute;top:.65rem;right:.7rem;width:2rem;height:2rem;border:0;border-radius:.45rem;background:transparent;color:#475569;font-size:1.5rem;cursor:pointer}
.tca-help-close:hover,.tca-help-close:focus-visible{background:#f1f5f9;color:#0f172a}.tca-help-disclaimer{margin-top:1rem!important;padding-top:.75rem;border-top:1px solid #e5e7eb;color:#64748b;font-size:.84rem}
@media(max-width:640px){.tca-help-dialog{padding:1rem}.tca-help-overlay{align-items:flex-end;padding:.5rem}}