/* Isolated My Trips chat layout. Generic CRM .chat-* rules must not leak in here. */
body.page-visitor-portal #page-chat .chat-layout {
    display: grid;
    grid-template-columns: minmax(360px, 400px) minmax(0, 1fr);
    height: clamp(620px, calc(100dvh - 160px), 860px);
    min-height: 0;
    overflow: hidden;
    border: 1px solid #dfe6ef;
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 12px 34px rgba(15, 23, 42, .045);
}
body.page-visitor-portal #page-chat .chat-sidebar {
    width: auto;
    min-width: 0;
    max-width: none;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-right: 1px solid #e2e8f0;
    background: #fff;
}
body.page-visitor-portal #page-chat .chat-sidebar-header { padding: 18px 18px 14px; flex: 0 0 auto; }
body.page-visitor-portal #page-chat .chat-sidebar-header h3 { margin: 0 0 12px; }
body.page-visitor-portal #page-chat .chat-search-wrap { width: 100%; }
body.page-visitor-portal #page-chat .chat-search { width: 100%; min-width: 0; }
body.page-visitor-portal #page-chat .agent-directory {
    flex: 0 0 auto;
    max-height: none;
    padding: 14px 16px 16px;
    overflow: visible;
    background: #f8fafc;
}
body.page-visitor-portal #page-chat .agent-directory h4 { margin-bottom: 10px; }
body.page-visitor-portal #page-chat .agent-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
    max-height: 190px;
    padding: 1px;
    overflow-y: auto;
    overflow-x: hidden;
}
body.page-visitor-portal #page-chat .agent-chip {
    width: 100%;
    min-width: 0;
    padding: 11px;
    gap: 9px;
    align-items: center;
    border-color: #dce4ee;
    box-shadow: 0 2px 7px rgba(15, 23, 42, .035);
}
body.page-visitor-portal #page-chat .agent-chip strong,
body.page-visitor-portal #page-chat .agent-chip small { max-width: 100%; }
body.page-visitor-portal #page-chat .convo-list {
    flex: 1 1 auto;
    min-height: 0;
    max-height: none;
    overflow-y: auto;
    border-top: 1px solid #edf1f5;
}
body.page-visitor-portal #page-chat .convo-item {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr) auto;
    align-items: center;
    gap: 11px;
    padding: 13px 15px;
    overflow: hidden;
}
body.page-visitor-portal #page-chat .convo-item.active { padding-left: 12px; }
body.page-visitor-portal #page-chat .convo-item > div:last-child { min-width: 48px; max-width: 70px; }
body.page-visitor-portal #page-chat .chat-main {
    width: auto;
    min-width: 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: #f8f7f4;
}
body.page-visitor-portal #page-chat .chat-header {
    flex: 0 0 auto;
    min-height: 68px;
    padding: 13px 18px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 11px;
}
body.page-visitor-portal #page-chat .chat-header .agent-avatar { flex: 0 0 38px; width: 38px; height: 38px; }
body.page-visitor-portal #page-chat .chat-header > div:last-child { min-width: 0; text-align: left; }
body.page-visitor-portal #page-chat .chat-messages {
    flex: 1 1 auto;
    min-height: 0;
    max-height: none;
    padding: 24px;
    overflow-y: auto;
    gap: 14px;
}
body.page-visitor-portal #page-chat .msg { max-width: min(72%, 760px); padding: 12px 15px; }
body.page-visitor-portal #page-chat .chat-input-area {
    flex: 0 0 auto;
    padding: 13px 18px;
    gap: 10px;
}
body.page-visitor-portal #page-chat .chat-input-area textarea { width: 100%; min-width: 0; }

@media (max-width: 1100px) {
    body.page-visitor-portal #page-chat .chat-layout { grid-template-columns: minmax(320px, 36%) minmax(0, 1fr); }
    body.page-visitor-portal #page-chat .agent-list { grid-template-columns: 1fr; max-height: 150px; }
}
@media (max-width: 767px) {
    body.page-visitor-portal #page-chat .chat-layout {
        position: relative;
        display: block;
        height: calc(100dvh - 126px);
        min-height: 500px;
        border-radius: 12px;
    }
    body.page-visitor-portal #page-chat .chat-sidebar,
    body.page-visitor-portal #page-chat .chat-main { position: absolute; inset: 0; width: 100%; border: 0; }
    body.page-visitor-portal #page-chat .chat-main { display: none; }
    body.page-visitor-portal #page-chat .chat-layout.thread-open .chat-sidebar { display: none; }
    body.page-visitor-portal #page-chat .chat-layout.thread-open .chat-main { display: flex; }
    body.page-visitor-portal #page-chat .agent-list { display: flex; max-height: none; overflow-x: auto; }
    body.page-visitor-portal #page-chat .agent-chip { min-width: 175px; }
    body.page-visitor-portal #page-chat .convo-list { max-height: none; }
    body.page-visitor-portal #page-chat .chat-messages { padding: 14px; }
    body.page-visitor-portal #page-chat .msg { max-width: 88%; }
    body.page-visitor-portal #page-chat .chat-input-area { padding: 10px; }
    body.page-visitor-portal #page-chat .chat-input-area textarea { font-size: 16px; }
}