/* Fixed-height desktop messaging workspace, with independently scrolling columns. */
.admin-chat-shell{display:grid;grid-template-columns:292px minmax(0,1fr);height:calc(100dvh - 166px);min-height:480px;max-height:1100px;border:1px solid var(--border);border-radius:14px;background:#181c28;overflow:hidden;box-shadow:0 12px 36px #0002}
.admin-chat-sidebar{display:flex;flex-direction:column;min-height:0;border-right:1px solid var(--border);background:#1e2230}
.admin-chat-sidebar>header{padding:19px 18px 14px}.admin-chat-sidebar h2{font-size:17px;margin:0 0 7px}.admin-chat-sidebar p{font-size:11px;color:var(--text2);margin:0 0 15px;line-height:1.6}.admin-chat-sidebar input{box-sizing:border-box;width:100%;border:1px solid #ffffff14;border-radius:8px;background:#11162266;padding:10px 12px;font:inherit;font-size:12px;color:var(--text);outline:none}.admin-chat-sidebar input:focus{border-color:#a78bfa88}
.admin-chat-conversations{flex:1;overflow-y:auto;min-height:0;overscroll-behavior:contain;scrollbar-gutter:stable}
.admin-chat-contact{display:flex;align-items:center;position:relative;gap:11px;width:100%;min-width:0;text-align:left;box-sizing:border-box;padding:15px 16px;border:0;border-bottom:1px solid #ffffff06;color:var(--text);background:none;cursor:pointer}.admin-chat-contact:hover{background:#ffffff04}.admin-chat-contact.selected{background:#a78bfa16;box-shadow:inset 3px 0 #b5a0df}
.admin-chat-avatar{display:flex;align-items:center;justify-content:center;flex:0 0 40px;width:40px;height:40px;overflow:hidden;border-radius:10px;font-size:18px;background:linear-gradient(135deg,#555074,#332d48);color:#d9c5eb}.admin-chat-avatar img{width:100%;height:100%;object-fit:cover}.admin-chat-contact-copy{display:block;flex:1;min-width:0}.admin-chat-contact-title{display:flex;justify-content:space-between;align-items:center;gap:8px}.admin-chat-contact-title b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.admin-chat-contact-title small{font-size:9px;color:var(--text2);white-space:nowrap;max-width:82px;overflow:hidden}.admin-chat-contact-preview{display:block;color:var(--text2);font-size:12px;line-height:1.6;margin-top:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding-right:15px}.admin-chat-contact em{position:absolute;right:14px;bottom:15px;min-width:17px;height:17px;box-sizing:border-box;border-radius:12px;background:#da6b83;color:#fff;text-align:center;padding:0 4px;font-style:normal;font-size:10px;line-height:17px}
.admin-chat-sidebar>.top-btn{margin:10px 16px;flex-shrink:0}.admin-chat-welcome{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px;gap:14px;color:var(--text2)}.admin-chat-welcome>b{font-size:42px;color:#b9a6d3;font-weight:400}.admin-chat-welcome h3{font-size:18px;margin:0;color:var(--text)}.admin-chat-welcome p{line-height:1.8;font-size:13px;margin:0}
.admin-chat-dialog{display:flex;flex-direction:column;min-width:0;min-height:0}.admin-chat-dialog>header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:17px 23px;border-bottom:1px solid var(--border);flex-shrink:0}.admin-chat-dialog h2{font-size:16px;margin:0 0 5px}.admin-chat-dialog header p{font-size:11px;color:var(--text2);margin:0;line-height:1.6}.admin-chat-mobile-back{display:none}
.admin-chat-thread{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:16px 24px;scrollbar-gutter:stable}.admin-chat-history,.admin-chat-time{text-align:center;color:#8f8b9e;font-size:11px;margin:8px 0 20px}.admin-chat-history .top-btn{font-size:11px;background:transparent}.admin-chat-message{display:flex;align-items:flex-start;gap:10px;margin-bottom:21px}.admin-chat-message.outgoing{flex-direction:row-reverse}.admin-chat-message-copy{max-width:75%;min-width:0}.admin-chat-message-copy>small{display:block;font-size:10px;color:var(--text2);margin:0 0 6px}.outgoing .admin-chat-message-copy>small{text-align:right}.admin-chat-bubble{border:1px solid #ffffff0c;border-radius:3px 11px 11px;padding:11px 14px;font-size:14px;line-height:1.8;background:#282d3d;color:#e7e4ed;white-space:pre-wrap;overflow-wrap:anywhere;user-select:text}.outgoing .admin-chat-bubble{background:#414239;color:#f0e5c7;border-color:#c0aa6c33;border-radius:11px 3px 11px 11px}.admin-chat-receipt{display:block;text-align:right;font-size:10px;color:#8f8b9e;margin-top:5px}.admin-chat-empty{padding:25px 18px;text-align:center;color:var(--text2);font-size:12px;line-height:1.9}
.admin-chat-composer{border-top:1px solid var(--border);background:#1b202d;flex-shrink:0;padding:12px 20px 15px}.admin-chat-composer>small{display:block;color:#9f9aa9;font-size:11px;line-height:1.6}.admin-chat-composer textarea{display:block;box-sizing:border-box;width:100%;height:88px;max-height:160px;resize:vertical;border:0;outline:none;background:transparent;font:inherit;font-size:14px;line-height:1.7;color:var(--text);padding:10px 0}.admin-chat-composer>div{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--text2);font-size:11px}.admin-chat-composer .top-btn{padding:8px 27px;color:#f0dfb7;border-color:#b5995444;background:#b5995422}.admin-chat-composer button:disabled{opacity:.4;cursor:not-allowed}
.admin-chat-dialog[hidden],.admin-chat-welcome[hidden],.admin-chat-shell [hidden]{display:none!important}
@media(max-width:1050px){.admin-chat-shell{grid-template-columns:250px minmax(0,1fr)}.admin-chat-dialog>header{padding:14px}.admin-chat-thread{padding:14px}.admin-chat-message-copy{max-width:82%}}
@media(max-width:720px){.admin-chat-shell{grid-template-columns:minmax(0,1fr);height:calc(100dvh - 155px)}.admin-chat-shell.has-active .admin-chat-sidebar{display:none}.admin-chat-shell:not(.has-active) .admin-chat-dialog,.admin-chat-shell:not(.has-active) .admin-chat-welcome{display:none}.admin-chat-mobile-back{display:block}.admin-chat-dialog>header{gap:8px}.admin-chat-dialog>header>div{flex:1;min-width:0}.admin-chat-dialog header p{font-size:10px}.admin-chat-dialog>header>.top-btn{font-size:11px;padding:7px}.admin-chat-composer{padding:10px 14px}.admin-chat-composer textarea{height:72px}}