:root{--bg:#fff;--text:#191919;--muted:#8a8f98;--line:#e7e9ec;--brand:#3c4a5c;--accent:#ffd84a;--accent-text:#2b2b2b;--chat-bg:#b9cbdc;--bubble-other:#fff;--bubble-mine:#ffe15c;--unread:#e6a800;--danger:#d64545;--hover:#f3f5f7;--radius:14px;color:var(--text);-webkit-font-smoothing:antialiased;font-family:Pretendard,Apple SD Gothic Neo,Malgun Gothic,맑은 고딕,system-ui,sans-serif;font-size:15px}*{box-sizing:border-box}html,body,#root{background:var(--bg);height:100%;margin:0}a{color:#2f6fd6;text-decoration:none}button{font:inherit;cursor:pointer}input,textarea{font:inherit;color:inherit}code{background:#f1f3f5;border-radius:4px;padding:1px 5px}.muted{color:var(--muted)}.small{font-size:13px}.mono{letter-spacing:1px;font-family:ui-monospace,Consolas,monospace}.pad{padding:24px 16px;line-height:1.7}.error{color:var(--danger);margin:4px 0;font-size:14px}.warn{background:#fff6db;border-radius:8px;padding:8px 10px;line-height:1.5}.btn{border:1px solid var(--line);white-space:nowrap;color:var(--text);background:#fff;border-radius:8px;justify-content:center;align-items:center;gap:4px;padding:8px 14px;display:inline-flex}.btn:hover{background:var(--hover)}.btn:disabled{opacity:.5;cursor:default}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text);font-weight:600}.btn.primary:hover:not(:disabled){filter:brightness(.96)}.btn.small{padding:5px 10px;font-size:13px}.btn.ghost{background:0 0;border-color:#0000}.btn.ghost:hover{background:#0000000f}.btn.ghost-dark{color:#fff;background:0 0;border-color:#0000}.btn.block{width:100%;padding:12px}.icon-btn{width:38px;height:38px;color:inherit;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;font-size:22px;display:inline-flex}.icon-btn:hover{background:#0000000f}.header-actions{align-items:center;gap:6px;display:flex}.center-screen{justify-content:center;align-items:center;min-height:100%;padding:24px 16px;display:flex}.join-bg{background:linear-gradient(160deg,#3c4a5c,#5d6f86)}.card{border-radius:var(--radius);background:#fff;width:100%;max-width:440px;padding:24px;box-shadow:0 6px 24px #00000014}.card h2{margin:0 0 12px;font-size:18px}.join-card{flex-direction:column;gap:12px;max-width:380px;display:flex}.join-card h1{text-align:center;margin:0;font-size:22px}.join-card>p{text-align:center;margin:0 0 4px}.join-logo{width:64px;height:64px;margin:0 auto}.join-card label{color:#555;flex-direction:column;gap:6px;font-size:13px;display:flex}.join-card input,.inline-form input{border:1px solid var(--line);border-radius:8px;outline:none;min-width:0;padding:11px 12px;font-size:15px}.join-card input:focus,.inline-form input:focus{border-color:var(--brand)}.code-input{letter-spacing:3px;text-align:center;font-family:ui-monospace,Consolas,monospace;font-size:20px!important}.join-links{justify-content:space-between;font-size:13px;display:flex}.join-links a:only-child{margin-left:auto}.messenger{height:100%;display:flex;position:relative}.offline-bar{z-index:50;text-align:center;background:#fbe3a0;padding:4px;font-size:13px;position:absolute;top:0;left:0;right:0}.room-list{border-right:1px solid var(--line);flex-direction:column;flex-shrink:0;width:330px;min-height:0;display:flex}.room-list-header{justify-content:space-between;align-items:center;gap:8px;padding:14px 14px 10px 18px;display:flex}.room-list-header h1{text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:19px;overflow:hidden}.notify-banner{text-align:left;background:#fff6db;border:none;border-radius:8px;margin:0 12px 8px;padding:8px 10px;font-size:13px;line-height:1.4}.rooms{flex:1;margin:0;padding:0 0 12px;list-style:none;overflow-y:auto}.room-item{color:inherit;align-items:center;gap:12px;padding:10px 16px;display:flex}.room-item:hover{background:var(--hover)}.room-item.active{background:#eef1f5}.room-main{flex:1;min-width:0}.room-top,.room-bottom{align-items:center;gap:6px;display:flex}.room-name{text-overflow:ellipsis;white-space:nowrap;font-weight:600;overflow:hidden}.room-count{color:var(--muted);font-size:13px}.room-time{color:var(--muted);flex-shrink:0;margin-left:auto;font-size:12px}.room-bottom{margin-top:4px}.room-preview{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:13px;overflow:hidden}.badge{color:#fff;background:#f2453d;border-radius:10px;flex-shrink:0;padding:2px 7px;font-size:11px;font-weight:700}.avatar{color:#fff;-webkit-user-select:none;user-select:none;flex-shrink:0;justify-content:center;align-items:center;font-weight:700;display:flex}.chat-pane{background:var(--chat-bg);flex-direction:column;flex:1;min-width:0;display:flex}.chat-empty{color:#556;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:8px;display:flex}.chat-empty img{opacity:.5}.chat-room{flex-direction:column;flex:1;min-height:0;display:flex;position:relative}.chat-header{background:#b9cbdceb;border-bottom:1px solid #0000000d;align-items:center;gap:6px;padding:8px 10px 8px 16px;display:flex}.back-btn{color:inherit;font-size:30px;display:none}.chat-title{flex:1;align-items:center;gap:8px;min-width:0;display:flex}.chat-title strong{text-overflow:ellipsis;white-space:nowrap;font-size:16px;overflow:hidden}.member-count{color:#4a5563;background:0 0;border:none;padding:2px 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12px;font-size:12px}.msg-row{align-items:flex-end;gap:6px;margin-top:4px;display:flex}.msg-row.group-start{margin-top:12px}.msg-row.mine{justify-content:flex-end}.msg-row.other{align-items:flex-start}.avatar-slot{flex-shrink:0;width:38px}.msg-body{min-width:0;max-width:calc(100% - 50px)}.sender{color:#3b4350;margin:0 0 4px 2px;font-size:13px}.company{color:#5d6875}.admin-tag,.me-tag{background:var(--brand);color:#fff;vertical-align:1px;border-radius:4px;margin-left:6px;padding:1px 5px;font-size:10px}.me-tag{background:#8a8f98}.msg-line{align-items:flex-end;gap:6px;display:flex}.bubble{word-break:break-word;border-radius:14px;max-width:min(520px,72vw);position:relative}.bubble.text{white-space:pre-wrap;background:var(--bubble-other);padding:8px 12px;line-height:1.45}.mine .bubble.text{background:var(--bubble-mine)}.group-start.other .bubble{border-top-left-radius:4px}.group-start.mine .bubble{border-top-right-radius:4px}.bubble.notice{outline:2px solid #f2a93b}.bubble.image{background:0 0;line-height:0;overflow:hidden}.bubble.image.pending img{opacity:.55;max-width:240px;max-height:320px}.bubble.image.failed img{opacity:.3;filter:grayscale()}.image-thumb{background:#ffffff80;border:none;border-radius:14px;max-width:100%;max-height:360px;padding:0;display:block;overflow:hidden}.image-thumb img{object-fit:cover;width:100%;height:100%;display:block}.image-expired{color:#667;background:#ffffffb3;border-radius:14px;padding:12px 14px;font-size:13px;line-height:1.4}.msg-meta{color:#4a5563;flex-direction:column;flex-shrink:0;align-items:flex-end;gap:1px;font-size:11px;display:flex}.other .msg-meta{align-items:flex-start}.unread{color:var(--unread);font-weight:700}.pending-actions{gap:4px;display:flex}.pending-actions button{background:#fff;border:none;border-radius:6px;padding:3px 6px;font-size:11px}.new-below{color:#fff;z-index:5;background:#28303cd9;border:none;border-radius:18px;padding:7px 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18px}.danger{color:var(--danger)!important}.link-btn{color:inherit;text-align:left;word-break:break-all;background:0 0;border:none;padding:0;font-weight:600}.chat-header .icon-btn{width:36px;height:36px;font-size:18px}.chat-header .back-btn{font-size:30px}.more-wrap{position:relative}.dropdown{z-index:110;background:#fff;border-radius:10px;min-width:190px;margin:0;padding:6px 0;list-style:none;position:absolute;top:40px;right:0;box-shadow:0 8px 28px #0003}.dropdown li{cursor:pointer;padding:10px 16px;font-size:14px}.dropdown li:hover{background:var(--hover)}.bubble.text{background:var(--bubble-other)}.bubble.mentions-me{box-shadow:0 0 0 2px #2f6fd6}.mention{color:#1f5fc8;font-weight:700}.mine .mention{color:#7a4c00}.bubble.emoji-only{padding:0 2px;font-size:44px;line-height:1.15;background:0 0!important}.bubble.deleted{color:#6b7380;padding:8px 12px;font-size:13px;background:#ffffff8c!important}.mine .bubble.deleted{background:#fff1aa99!important}.bubble.urgent{border:2px solid #e5483b;background:#ffe8e6!important}.urgent-label{color:#d1342a;margin-bottom:4px;font-size:12px;font-weight:800}.bubble.card{padding:8px}.msg-row.flash .bubble{animation:2s flash}@keyframes flash{0%,40%{box-shadow:0 0 0 4px #ffb400}to{box-shadow:0 0 #0000}}.reply-quote{text-align:left;color:#3b4350;background:#0000000f;border:none;border-left:3px solid #00000040;border-radius:6px;flex-direction:column;gap:2px;width:100%;max-width:320px;margin-bottom:6px;padding:5px 8px;font-size:12px;line-height:1.35;display:flex}.reply-quote span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.bubble.text .image-thumb{margin-top:2px}.file-card{text-align:left;width:100%;min-width:200px;max-width:300px;color:inherit;background:#ffffffb3;border:none;border-radius:10px;align-items:center;gap:10px;padding:10px 12px;display:flex}.file-card:hover{background:#fff}.file-icon{flex-shrink:0;font-size:28px}.file-info{flex-direction:column;flex:1;min-width:0;display:flex}.file-name{word-break:break-all;font-weight:600;line-height:1.35}.bubble.pending{opacity:.6}.report-card{background:#fff;border-radius:10px;min-width:240px;max-width:380px;overflow:hidden}.report-title{background:var(--brand);color:#fff;padding:8px 12px;font-size:14px;font-weight:700}.report-card table{border-collapse:collapse;width:100%;font-size:13px}.report-card th{text-align:left;white-space:nowrap;vertical-align:top;color:#5d6875;border-top:1px solid var(--line);width:1%;padding:6px 8px 6px 12px;font-weight:600}.report-card td{border-top:1px solid var(--line);white-space:pre-wrap;word-break:break-word;padding:6px 12px 6px 4px}.composer-wrap{border-top:1px solid var(--line);background:#fff;position:relative}.composer-wrap .composer{border-top:none}.composer-bar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:8px;padding:6px 8px 6px 14px;font-size:13px;display:flex}.composer-bar>div{min-width:0}.reply-bar{background:#f5f7fa}.urgent-bar{color:#c62f25;background:#ffe8e6;font-weight:600}.composer .attach.open{transform:rotate(45deg)}.composer .attach{transition:transform .15s}.composer .emoji-btn{opacity:.75;font-size:22px}.composer .emoji-btn.open,.composer .emoji-btn:hover{opacity:1}.btn.primary.send.urgent{color:#fff;background:#e5483b;border-color:#e5483b}.plus-menu{border-top:1px solid var(--line);grid-template-columns:repeat(auto-fill,minmax(78px,1fr));gap:6px;padding:10px 12px 14px;display:grid}.plus-item{color:#333;background:0 0;border:none;border-radius:10px;flex-direction:column;align-items:center;gap:6px;padding:8px 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6px;padding:4px;list-style:none;position:absolute;bottom:100%;left:12px;box-shadow:0 6px 24px #0000002e}.mention-picker button{text-align:left;background:0 0;border:none;border-radius:8px;align-items:center;gap:8px;width:100%;padding:6px 8px;display:flex}.mention-picker button.active,.mention-picker button:hover{background:#eef3fb}.context-menu li.danger{color:var(--danger)}.context-menu.sheet{padding:8px 0 max(12px, env(safe-area-inset-bottom));border-radius:16px 16px 0 0;animation:.15s ease-out sheet-up;inset:auto 0 0}.context-menu.sheet li{padding:14px 22px;font-size:16px}.menu-backdrop:has(.sheet){background:#0000004d}@keyframes sheet-up{0%{transform:translateY(100%)}}.pinned-schedules{z-index:2;background:#fff;border-radius:10px;margin:6px 10px 0;overflow:hidden;box-shadow:0 2px 8px #00000014}.pinned-item{text-align:left;background:0 0;border:none;align-items:center;gap:8px;width:100%;padding:8px 12px;font-size:14px;display:flex}.pinned-item+.pinned-item{border-top:1px solid var(--line)}.pinned-item:hover{background:var(--hover)}.pinned-item .dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.pinned-title{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-weight:600;overflow:hidden}.pinned-date{color:var(--muted);white-space:nowrap;margin-left:auto;font-size:12px}.pinned-more{border:none;border-top:1px solid var(--line);width:100%;color:var(--muted);background:#fafbfc;padding:6px;font-size:12px}.status{white-space:nowrap;border-radius:10px;flex-shrink:0;padding:2px 7px;font-size:11px;font-weight:700}.status.upcoming{color:#2f6fd6;background:#e3efff}.status.now{color:#2b8a4b;background:#e1f5e6}.status.done{color:#8a8f98;background:#eef0f2}.drawer.wide{width:min(440px,100vw)}.drawer .header-actions{gap:4px}.drawer-body{flex:1;padding-bottom:16px;overflow-y:auto}.tabs{border-bottom:1px solid var(--line);display:flex}.tabs button{color:#666;background:0 0;border:none;border-bottom:2px solid #0000;flex:1;padding:11px;font-size:14px}.tabs button.active{border-bottom-color:var(--brand);color:var(--text);font-weight:700}.calendar{overflow-y:auto}.cal-nav{align-items:center;gap:6px;padding:8px 12px 4px;display:flex}.cal-nav strong{text-align:center;min-width:110px;font-size:16px}.cal-grid{grid-template-columns:repeat(7,1fr);gap:2px;padding:0 8px;display:grid}.cal-week{text-align:center;color:var(--muted);padding:4px 0;font-size:12px}.sun{color:#d64545}.sat{color:#2f6fd6}.cal-cell{min-height:58px;color:var(--text);background:0 0;border:none;border-radius:8px;flex-direction:column;align-items:stretch;gap:2px;padding:3px 2px;display:flex;overflow:hidden}.cal-cell.sun .cal-day{color:#d64545}.cal-cell.sat .cal-day{color:#2f6fd6}.cal-cell:hover{background:var(--hover)}.cal-cell.out{opacity:.35}.cal-cell.selected{background:#eef3fb;box-shadow:inset 0 0 0 1.5px #2f6fd6}.cal-day{text-align:center;font-size:12px;line-height:20px}.cal-cell.today .cal-day{background:var(--brand);border-radius:50%;width:20px;height:20px;margin:0 auto;color:#fff!important}.cal-bar{color:#fff;white-space:nowrap;text-overflow:ellipsis;text-align:left;border-radius:3px;padding:0 3px;font-size:10px;line-height:15px;overflow:hidden}.cal-more{color:var(--muted);font-size:10px}.cal-list{border-top:1px solid var(--line);margin-top:8px;padding:8px 12px 16px}.cal-list-title{padding:4px 4px 8px}.schedule-item{border:1px solid var(--line);border-left:4px solid;border-radius:8px;flex-direction:column;gap:4px;margin-bottom:8px;padding:10px 12px;display:flex}.schedule-top,.schedule-bottom{justify-content:space-between;align-items:center;gap:8px;display:flex}.schedule-memo{white-space:pre-wrap;color:#444;background:#f7f8fa;border-radius:6px;padding:6px 8px}.schedule-actions{gap:2px;display:flex}.form-modal{max-width:460px}.form-scroll{flex-direction:column;gap:12px;padding:2px;display:flex;overflow-y:auto}.form-modal label{color:#555;flex-direction:column;gap:5px;font-size:13px;display:flex}.form-modal input,.form-modal textarea{border:1px solid var(--line);resize:vertical;border-radius:8px;outline:none;padding:10px 11px;font-size:15px}.form-modal input:focus,.form-modal textarea:focus{border-color:var(--brand)}.form-row{grid-template-columns:1fr 1fr;gap:10px;display:grid}.form-modal .check-row{color:var(--text);flex-direction:row;align-items:center;gap:8px;font-size:14px}.form-modal .check-row input{width:18px;height:18px}.gallery-day{color:var(--muted);padding:12px 14px 6px;font-size:12px}.gallery-grid{grid-template-columns:repeat(3,1fr);gap:3px;padding:0 10px;display:grid}.gallery-cell .image-thumb{border-radius:4px;max-height:none}.file-list{margin:0;padding:0 10px;list-style:none}.file-list li{border-bottom:1px solid var(--line);align-items:center;gap:10px;padding:8px 6px;display:flex}.search-form{border-bottom:1px solid var(--line);gap:8px;padding:12px;display:flex}.search-form input{border:1px solid var(--line);border-radius:8px;outline:none;flex:1;min-width:0;padding:9px 11px;font-size:15px}.search-results{margin:0;padding:0;list-style:none}.search-results button{text-align:left;border:none;border-bottom:1px solid var(--line);background:0 0;width:100%;padding:10px 18px;display:block}.search-results button:hover{background:var(--hover)}.search-snippet{-webkit-line-clamp:2;word-break:break-all;-webkit-box-orient:vertical;margin-top:3px;font-size:14px;line-height:1.4;display:-webkit-box;overflow:hidden}mark{background:#ffe15c;border-radius:2px}@media (width<=760px){.drawer.wide{width:100vw}.chat-header .header-actions{gap:0}.chat-header .icon-btn{width:34px}.pinned-date{display:none}.bubble{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}}.room-list-footer{border-top:1px solid var(--line);justify-content:center;padding:8px 12px;display:flex}.notify-test{max-width:480px}.check-title{margin-top:6px;font-size:14px;font-weight:700}.check-item{background:#f5f7fa;border-radius:8px;align-items:flex-start;gap:10px;padding:9px 11px;font-size:14px;display:flex}.check-item.ok{background:#eaf7ee}.check-item.bad{background:#fdecea}.check-item.warn{background:#fff6db}.check-icon{flex-shrink:0}.check-label{font-weight:600}.check-detail{color:#444;margin-top:4px;line-height:1.5}.check-detail ul{margin:4px 0 0;padding-left:18px}.ask-row{flex-wrap:wrap;align-items:center;gap:6px;font-size:14px;display:flex}.ask-row span{margin-right:auto}