#main-content{padding-bottom:0}.messages-page{height:calc(100vh - 56px);height:calc(100dvh - 56px);background:#f6f6f8;overflow:hidden}.auth-gate{min-height:calc(100vh - 56px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;color:var(--ink3)}.auth-icon{font-size:2.5rem}.messages-shell{height:100%;display:grid;grid-template-columns:380px minmax(0,1fr);background:var(--white)}.conv-list{min-width:0;border-right:1px solid var(--line);background:#f4f6f8;overflow-y:auto}.conv-head{position:sticky;top:0;z-index:3;display:flex;align-items:center;justify-content:space-between;padding:18px 18px 12px;background:#f4f6f8}.conv-head h1{color:var(--ink);font-size:22px;line-height:1.1;font-weight:850;letter-spacing:-.2px;margin-bottom:3px}.conv-head span{color:var(--ink3);font-size:12px}.conv-search{position:sticky;top:66px;z-index:2;display:flex;align-items:center;gap:8px;margin:0 12px 8px;padding:9px 12px;background:var(--white);border:1px solid #e7eaf0;border-radius:999px;color:var(--ink4);box-shadow:0 1px 2px #141f2d08}.conv-search input{width:100%;min-width:0;border:0;background:transparent;padding:0;font-size:13px;outline:none}.conv-search input:focus{border-color:transparent;background:transparent}.conv-list-inner{padding:6px 12px 14px}.conv-placeholder{padding:30px 12px;color:var(--ink3);text-align:center;font-size:13px}.conv-item{width:100%;display:grid;grid-template-columns:46px minmax(0,1fr) auto;gap:12px;align-items:start;border:1px solid transparent;border-radius:8px;background:transparent;padding:12px;margin-bottom:6px;cursor:pointer;text-align:left;color:inherit;transition:background .14s,border-color .14s,box-shadow .14s,transform .14s}.conv-item:hover,.conv-item.active{background:var(--white);border-color:var(--line)}.conv-item.active{box-shadow:0 8px 24px #141f2d14;transform:translateY(-1px)}.conv-avatar,.chat-avatar{width:46px;height:46px;border-radius:999px;background:var(--g);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:800;overflow:hidden;text-decoration:none}.conv-avatar img,.chat-avatar img{width:100%;height:100%;object-fit:cover}.conv-copy{min-width:0}.conv-name{font-size:14px;font-weight:750;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conv-last{margin-top:4px;font-size:12px;color:var(--ink3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conv-job{display:inline-flex;max-width:100%;margin-top:7px;padding:3px 7px;border-radius:999px;background:#eef2ff;color:#314fc3;font-size:10px;font-weight:750;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conv-meta{display:flex;flex-direction:column;align-items:flex-end;gap:5px;min-width:36px}.conv-time{color:var(--ink4);font-size:10px;white-space:nowrap}.conv-unread{min-width:18px;height:18px;padding:0 5px;border-radius:999px;background:var(--g);color:#fff;display:grid;place-items:center;font-size:10px;font-weight:800}.chat-panel{min-width:0;background:#f7f8fa}.chat-empty{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--ink3);text-align:center;gap:5px;background:linear-gradient(180deg,#fff,#f7f8fa)}.chat-empty-icon{font-size:2.5rem;margin-bottom:8px}.chat-thread{height:100%;display:flex;flex-direction:column;min-width:0}.chat-header{min-height:72px;display:flex;align-items:center;gap:12px;padding:12px 20px;border-bottom:1px solid var(--line);background:#fffffff5;backdrop-filter:saturate(180%) blur(16px);-webkit-backdrop-filter:saturate(180%) blur(16px)}.chat-back{display:none;width:34px;height:34px;border-radius:999px;border:1px solid var(--line);background:var(--white);color:var(--ink2);cursor:pointer;place-items:center}.chat-head-copy{min-width:0;flex:1}.chat-name{display:inline-block;max-width:100%;font-size:15px;font-weight:800;color:var(--ink);text-decoration:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-name:hover{color:var(--g);text-decoration:underline}.chat-job{display:inline-flex;max-width:100%;margin-top:4px;padding:4px 8px;border-radius:999px;background:var(--gl);color:var(--gm);font-size:12px;font-weight:700;text-decoration:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-job:empty{display:none}.chat-profile-link{flex-shrink:0;color:var(--g);font-size:12px;font-weight:750;text-decoration:none}.chat-profile-link:hover{text-decoration:underline}.chat-presence{display:inline-flex;margin-left:8px;color:var(--gm);font-size:11px;font-weight:700}.messages-list{flex:1;min-height:0;overflow-y:auto;padding:24px 28px;background:#f7f8fa}.message-day{display:flex;justify-content:center;margin:4px 0 18px}.message-day span{padding:5px 10px;border-radius:999px;background:#ffffffdb;border:1px solid var(--line);color:var(--ink3);font-size:11px;font-weight:700}.message-row{display:flex;align-items:flex-end;gap:9px;margin-bottom:12px}.message-row.mine{justify-content:flex-end}.message-row.system{justify-content:center;margin:16px 0}.system-message{max-width:min(620px,90%);padding:7px 11px;border:1px solid var(--line);border-radius:8px;background:#ffffffd1;color:var(--ink3);text-align:center;font-size:12px;line-height:1.4}.system-message time{display:inline-block;margin-left:6px;color:var(--ink4);font-size:10px}.message-author{display:block;margin-bottom:4px;color:var(--ink3);font-size:11px;font-weight:750}.message-mini-avatar{width:28px;height:28px;border-radius:999px;background:#232437;color:#fff;display:grid;place-items:center;flex-shrink:0;overflow:hidden;font-size:10px;font-weight:800}.message-mini-avatar img{width:100%;height:100%;object-fit:cover}.message-bubble{max-width:min(560px,76%);padding:11px 13px;border-radius:8px;background:var(--white);border:1px solid var(--line);color:var(--ink2);font-size:14px;line-height:1.48;overflow-wrap:anywhere;box-shadow:0 2px 8px #141f2d0a}.message-row.mine .message-bubble{background:var(--g);border-color:var(--g);color:#fff}.message-time{display:inline-flex;align-items:center;gap:4px;margin-top:6px;font-size:10px;color:#646464b8}.message-row.mine .message-time{color:#ffffffc7}.message-attachment-image{display:block;width:min(360px,100%);max-height:360px;margin-bottom:8px;border-radius:6px;object-fit:contain;background:#0000000f}.message-attachment-loading{display:block;min-width:150px;margin-bottom:7px;color:inherit;opacity:.72;font-size:12px}.message-file-download{display:flex;align-items:center;gap:8px;width:100%;margin-bottom:7px;padding:9px 10px;border:1px solid currentColor;border-radius:6px;background:transparent;color:inherit;cursor:pointer;font:inherit;font-weight:700}.message-form{padding:14px 18px 16px;padding-bottom:calc(16px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--line);background:#fffffff5}.send-error{display:flex;align-items:center;justify-content:space-between;gap:10px;max-width:980px;margin:0 auto 8px;padding:8px 14px;border:1px solid #fecaca;border-radius:var(--r);background:#fef2f2;color:#b91c1c;font-size:12px}.send-error button{flex-shrink:0;border:1px solid #fecaca;border-radius:999px;background:var(--white);color:#b91c1c;font-size:12px;font-weight:700;padding:4px 12px;cursor:pointer}.composer-shell{display:flex;align-items:center;gap:8px;max-width:980px;margin:0 auto;padding:7px 7px 7px 14px;border:1px solid #dfe4ea;border-radius:999px;background:#f8fafb;box-shadow:inset 0 1px #ffffffe6}.attach-btn{width:34px;height:34px;flex:0 0 34px;display:grid;place-items:center;border:0;background:transparent;color:var(--ink3);cursor:pointer}.attach-btn:hover{color:var(--g)}.selected-attachment{align-items:center;justify-content:space-between;gap:12px;max-width:980px;margin:0 auto 8px;padding:8px 10px 8px 13px;border:1px solid #dfe4ea;border-radius:8px;background:#f8fafb;color:var(--ink2);font-size:12px}.selected-attachment span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.selected-attachment button{width:28px;height:28px;flex:0 0 28px;display:grid;place-items:center;border:0;background:transparent;color:var(--ink3);cursor:pointer}.message-form input{flex:1;min-width:0;border:0;background:transparent;padding:8px 0;outline:none;font-size:14px}.send-btn{width:36px;height:36px;border:0;border-radius:999px;background:var(--g);color:#fff;display:grid;place-items:center;cursor:pointer;transition:background .14s,transform .14s}.send-btn:hover{background:var(--gm);transform:translateY(-1px)}@media (max-width: 780px){.messages-shell{grid-template-columns:1fr}.messages-shell.chat-open .conv-list,.chat-panel{display:none}.messages-shell.chat-open .chat-panel{display:block;height:100%;min-height:0}.messages-shell.chat-open .chat-thread{height:100%;min-height:0}.chat-back{display:grid}.chat-profile-link{display:none}.chat-header{min-height:60px;padding:10px 14px}.messages-list{padding:18px 14px}.message-bubble{max-width:min(340px,82%)}.message-form input,.conv-search input{font-size:16px}}