.brief-card{--contact-track:#eee8dc;--contact-border:#d4c9b6;--contact-muted:#6f6351;--contact-active:#25231e;--contact-active-text:#f8f4e9;--contact-hover:#e4dbc9;--contact-focus:#826736}
html[data-theme=dark] .brief-card{--contact-track:#141310;--contact-border:#4b4232;--contact-muted:#c1b5a1;--contact-active:#d7bd85;--contact-active-text:#191713;--contact-hover:#332d21;--contact-focus:#d7bd85}
.contact-modes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;border:1px solid var(--contact-border);border-radius:5px;background:var(--contact-track);margin:0 0 28px;padding:4px}
.contact-modes button{padding:12px 10px;min-width:0;min-height:46px;font-size:14px;font-weight:600;line-height:1.4;color:var(--contact-muted);border-radius:2px;transition:background .2s,color .2s}
.contact-modes button:hover:not([aria-selected=true]){background:var(--contact-hover)}
.contact-modes button[aria-selected=true]{background:var(--contact-active);color:var(--contact-active-text)}
.contact-modes button:focus-visible{outline:2px solid var(--contact-focus);outline-offset:2px}
.brief-card .brief-top{gap:16px;margin-bottom:12px}.brief-card .step-progress{margin:0 0 24px}
.inquiry-project{display:flex;align-items:center;gap:10px;margin:0 0 22px;padding:12px 14px;background:var(--contact-track);border:1px solid var(--contact-border);font-size:12px;line-height:1.5}
.inquiry-project>span{flex:1}.inquiry-project button{min-width:36px;min-height:36px;font-size:22px}
.contact-trap{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}
#quick-form .form-actions{margin-top:24px}#quick-form textarea{min-height:110px;resize:vertical}
.brief-card [aria-busy=true]{opacity:.7}.brief-card button:disabled{cursor:wait}
#brief-result details{margin:24px 0}#brief-result summary{font-size:13px;cursor:pointer;padding:8px 0}
#brief-result pre{white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.7 Studio,Arial,sans-serif}
#brief-result .solid-button{margin-top:12px}#quick-error:empty{display:none}
@media(max-width:700px){.contact-modes button{font-size:13px}.inquiry-project{padding:10px 12px}}