.home-chat-launch { margin-left:auto; flex-shrink:0; display:inline-flex; gap:7px; align-items:center; justify-content:center; min-height:44px; padding:9px 12px; border:1px solid #adc6d6; border-radius:12px; background:#edf6fc; color:#0b3558; font:inherit; font-size:1rem; font-weight:800; cursor:pointer; }
.home-chat-count { display:grid; place-items:center; min-width:25px; height:25px; padding:0 5px; background:#155e36; color:white; border-radius:20px; font-size:.875rem; }
.home-chat-launch.has-unread { background:#fff2aa; border-color:#bd9625; animation:chat-glow 2s ease-in-out 3; }
.home-chat-signed-in .site-nav > [data-message-link] { display:none; }
.site-header:has(.home-chat-notice:not([hidden])) { flex-wrap:wrap; }
.home-chat-notice { position:static; flex:1 0 100%; justify-content:flex-end; display:flex; align-items:center; gap:10px; max-width:100%; box-sizing:border-box; padding:10px 12px; background:#fff5bd; color:#17384e; border:1px solid #c9a33d; border-radius:0 0 14px 14px; box-shadow:0 8px 22px #17384e26; font-size:1rem; font-weight:700; }
.home-chat-notice button { min-height:44px; padding:8px 12px; border:0; border-radius:9px; background:#155e36; color:white; cursor:pointer; font:inherit; font-weight:800; }
.home-chat-notice [data-dismiss-chat] { background:transparent; color:#17384e; font-size:1.5rem; }
.home-chat-panel { position:fixed; inset:16px 16px 16px auto; width:min(560px,calc(100vw - 32px)); max-width:none; height:calc(100dvh - 32px); max-height:900px; margin:auto 0; padding:0; border:1px solid #b7cddd; border-radius:24px; background:#f3f7fa; color:#10243b; box-shadow:0 20px 80px #06284555; overflow:hidden; }
.home-chat-panel[open] { display:grid; grid-template-rows:auto minmax(0,1fr) auto; }
.home-chat-panel::backdrop { background:#06284540; }
.home-chat-heading { display:flex; align-items:center; justify-content:space-between; gap:12px; padding:16px; background:#0b3558; color:white; }
.home-chat-heading h2 { margin:0; font-size:1.4rem; }.home-chat-heading p { margin:4px 0 0; font-size:.875rem; }
.home-chat-close { min-height:44px; padding:9px 13px; border:1px solid #fff9; border-radius:10px; background:#ffffff15; color:white; font:inherit; font-weight:800; cursor:pointer; }
.home-chat-content { min-height:0; }.home-chat-content iframe { border:0; width:100%; height:100%; display:block; }
.home-chat-full { padding:12px; text-align:center; background:white; border-top:1px solid #cfdee7; color:#155e36; font-weight:800; font-size:1rem; }
.home-chat-launch[hidden],.home-chat-count[hidden],.home-chat-notice[hidden] { display:none; }
.home-chat-launch:focus-visible,.home-chat-close:focus-visible,.home-chat-notice button:focus-visible { outline:3px solid #238ed0; outline-offset:3px; }
@keyframes chat-glow { 50% { box-shadow:0 0 0 5px #efd26155; } }
@media(max-width:520px) {
 .home-chat-signed-in .site-header { gap:8px; }
 .home-chat-launch { padding:8px; }
 .home-chat-panel { inset:8px; width:calc(100vw - 16px); height:calc(100dvh - 16px); max-height:none; border-radius:18px; }
 .home-chat-heading { padding:12px; }
 .home-chat-notice { right:8px; padding:6px 10px; gap:5px; }
}
@media(max-width:440px) { .home-chat-signed-in .site-header > .site-brand span { display:none; } }
@media(prefers-reduced-motion:reduce) { .home-chat-launch.has-unread { animation:none; } }