.message-center-shell{display:grid;gap:14px;min-width:0}.message-center-tabs{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 8px;scrollbar-width:thin}.message-center-tabs button{flex:0 0 auto;min-height:42px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:var(--panel-2);color:var(--muted);font-weight:800}.message-center-tabs button.active{border-color:rgba(84,198,255,.5);background:rgba(84,198,255,.12);color:var(--text)}.message-center-layout{display:grid;grid-template-columns:minmax(250px,330px) minmax(0,1fr);gap:14px;min-height:560px}.conversation-list,.conversation-pane{min-width:0;border:1px solid var(--line);border-radius:16px;background:var(--panel-2);overflow:hidden}.conversation-list{max-height:68vh;overflow-y:auto}.message-section-title{position:sticky;top:0;z-index:2;display:flex;justify-content:space-between;gap:12px;padding:14px;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--panel-2) 94%,transparent)}.conversation-row{display:grid;grid-template-columns:46px minmax(0,1fr) auto;gap:10px;align-items:center;width:100%;padding:12px;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--text);text-align:left}.conversation-row:hover,.conversation-row:focus-visible{background:rgba(84,198,255,.07)}.conversation-row.unread{background:rgba(84,198,255,.1)}.conversation-row-copy{display:grid;gap:3px;min-width:0}.conversation-row-copy strong,.conversation-row-copy small,.conversation-row-copy em{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conversation-row-copy small{color:var(--muted)}.conversation-row-copy em{color:var(--muted);font-style:normal;font-size:.74rem}.unread-dot{width:9px;height:9px;border-radius:50%;background:var(--brand);box-shadow:0 0 12px rgba(84,198,255,.7)}.message-avatar,.account-avatar{width:46px;height:46px;border-radius:50%;object-fit:cover;border:1px solid var(--line-strong);background:var(--panel-3)}.message-avatar.small{width:32px;height:32px}.message-avatar-fallback,.account-avatar-fallback{display:grid;place-items:center;font-weight:900;background:linear-gradient(145deg,rgba(40,155,255,.22),rgba(143,210,21,.2));color:var(--text)}.conversation-pane{display:flex;flex-direction:column;max-height:68vh}.conversation-placeholder{display:grid;place-items:center;align-content:center;text-align:center;gap:8px;min-height:360px;padding:28px;color:var(--muted)}.conversation-header{display:flex;justify-content:space-between;gap:14px;padding:14px;border-bottom:1px solid var(--line);background:var(--panel);flex-wrap:wrap}.conversation-title-block{display:flex;gap:12px;align-items:center;min-width:0}.conversation-title-block>div{display:grid;gap:3px;min-width:0}.conversation-title-block strong,.conversation-title-block span,.conversation-title-block small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conversation-title-block span,.conversation-title-block small{color:var(--muted)}.message-listing-thumb{width:68px;height:58px;object-fit:cover;border-radius:10px;border:1px solid var(--line);background:var(--panel-3)}.conversation-header-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.message-thread{display:flex;flex:1;flex-direction:column;gap:12px;padding:16px;overflow-y:auto;overscroll-behavior:contain}.message-line{display:flex;gap:8px;align-items:flex-end;max-width:88%}.message-line.outgoing{align-self:flex-end;flex-direction:row-reverse}.message-bubble{min-width:0;padding:10px 12px;border:1px solid var(--line);border-radius:15px 15px 15px 4px;background:var(--panel)}.message-line.outgoing .message-bubble{border-radius:15px 15px 4px 15px;background:rgba(84,198,255,.1);border-color:rgba(84,198,255,.3)}.message-bubble small,.message-bubble time{display:block;color:var(--muted);font-size:.68rem}.message-bubble p{margin:.35rem 0;white-space:pre-wrap;overflow-wrap:anywhere}.message-reply-form{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;padding:14px;border-top:1px solid var(--line);background:var(--panel)}.message-reply-form textarea{min-height:76px;resize:vertical}.offer-record-card{display:grid;gap:8px;margin:16px;padding:18px;border:1px solid rgba(143,210,21,.32);border-radius:16px;background:rgba(143,210,21,.06)}.offer-record-card>strong{font-size:1.8rem}.offer-record-card p{white-space:pre-wrap}.offer-record-card span,.offer-record-card small{color:var(--muted)}.offer-response-actions{display:flex;gap:9px;flex-wrap:wrap;padding:0 16px 16px}.empty-mini{padding:18px;color:var(--muted);text-align:center}
@media(max-width:760px){.message-center-layout{grid-template-columns:1fr;min-height:0}.conversation-list{max-height:260px}.conversation-pane{max-height:none;min-height:58vh}.conversation-header{position:sticky;top:0;z-index:3}.conversation-header-actions{width:100%}.conversation-header-actions button{flex:1 1 135px;min-height:44px}.message-reply-form{position:sticky;bottom:0;grid-template-columns:1fr;padding-bottom:calc(14px + env(safe-area-inset-bottom))}.message-reply-form button{min-height:48px}.message-line{max-width:96%}.message-center-modal{padding-bottom:calc(var(--mobile-dock-height,72px) + env(safe-area-inset-bottom) + 12px)}}