:root{--bg:#f4f5f7;--panel:#fff;--border:#e2e5ea;--text:#1d2330;--muted:#6b7385;--accent:#2563eb;--accent-soft:#e8efff;--danger:#c62828;--note:#fff7d6;--note-border:#f0d77a;--online:#16a34a;--away:#f59e0b;--radius:8px;color:var(--text);background:var(--bg);font-family:Noto Sans Bengali,Hind Siliguri,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px}*{box-sizing:border-box}body{margin:0}button{font:inherit;cursor:pointer}input,textarea,select{font:inherit;color:inherit}.splash,.empty-state{height:100%;min-height:120px;color:var(--muted);text-align:center;justify-content:center;align-items:center;padding:24px;display:flex}.splash{height:100vh}.primary{background:var(--accent);color:#fff;border-radius:var(--radius);border:0;padding:8px 14px}.primary:disabled{opacity:.6;cursor:default}.secondary{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:6px 12px}.link-button{color:var(--accent);background:0 0;border:0;padding:4px 6px}.form-error{color:var(--danger);margin:0}.login{justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;flex-direction:column;gap:14px;width:min(360px,92vw);padding:28px;display:flex}.login-head{justify-content:space-between;align-items:center;display:flex}.login-card h1{margin:0;font-size:20px}.login-card h2{color:var(--muted);margin:0;font-size:15px;font-weight:500}.login-card label{flex-direction:column;gap:4px;display:flex}.login-card input{border:1px solid var(--border);border-radius:var(--radius);padding:8px 10px}.app{flex-direction:column;height:100vh;display:flex}.topbar{background:var(--panel);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;height:48px;padding:0 16px;display:flex}.topbar-right{align-items:center;gap:12px;display:flex}.connection-banner{color:#7a5b00;text-align:center;background:#fff3cd;padding:4px;font-size:13px}.panes{flex:1;grid-template-columns:340px minmax(0,1fr) 300px;min-height:0;display:grid}.pane{background:var(--panel);flex-direction:column;min-height:0;display:flex}.list-pane{border-right:1px solid var(--border)}.sidebar-pane{border-left:1px solid var(--border);overflow-y:auto}.conversation-pane{background:var(--bg)}.dot{background:#c4c9d2;border-radius:50%;flex-shrink:0;width:8px;height:8px;display:inline-block}.dot.online{background:var(--online)}.dot.away{background:var(--away)}.status-select{align-items:center;gap:6px;display:flex}.status-select select{border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);padding:3px 6px}.filters{border-bottom:1px solid var(--border);flex-direction:column;gap:8px;padding:10px;display:flex}.filters input[type=search]{border:1px solid var(--border);border-radius:var(--radius);width:100%;padding:7px 10px}.filter-row{grid-template-columns:1fr 1fr;gap:6px;display:grid}.filter-row select{border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);width:100%;padding:5px}.conversation-list{flex:1;margin:0;padding:0;list-style:none;overflow-y:auto}.conversation-item{text-align:left;border:0;border-bottom:1px solid var(--border);background:0 0;flex-direction:column;gap:3px;width:100%;padding:10px 12px;display:flex}.conversation-item:hover{background:#f8f9fb}.conversation-item.selected{background:var(--accent-soft)}.conversation-item .row{align-items:center;gap:6px;min-width:0;display:flex}.conversation-item .name{text-overflow:ellipsis;white-space:nowrap;flex:1;font-weight:600;overflow:hidden}.conversation-item.unread .name{font-weight:700}.conversation-item .time{color:var(--muted);flex-shrink:0;font-size:12px}.conversation-item .preview{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.conversation-item.unread .preview{color:var(--text)}.badge{background:var(--accent);color:#fff;border-radius:10px;flex-shrink:0;padding:0 7px;font-size:12px;line-height:18px}.tag{color:var(--muted);border:1px solid var(--border);white-space:nowrap;border-radius:4px;flex-shrink:0;padding:0 5px;font-size:11px}.tag.status-open{color:var(--accent);border-color:#bcd0ff}.tag.status-resolved{color:var(--online);border-color:#b7e4c7}.viewing{color:var(--away);font-size:12px}.list-footer{text-align:center;color:var(--muted);padding:10px}.conversation-header{background:var(--panel);border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;padding:8px 14px;display:flex}.conversation-header h2{margin:0;font-size:15px}.conversation-header .actions{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.conversation-header select{border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);padding:5px}.viewers-banner{color:#8a5a00;background:#fff7e6;border-bottom:1px solid #f3dfb5;padding:4px 14px;font-size:13px}.messages{flex-direction:column;flex:1;gap:6px;padding:14px;display:flex;overflow-y:auto}.message{flex-direction:column;gap:2px;max-width:72%;display:flex}.message.inbound{align-self:flex-start}.message.outbound{align-self:flex-end;align-items:flex-end}.bubble{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:8px 12px}.message.outbound .bubble{background:var(--accent);color:#fff;border-color:var(--accent)}.message.note .bubble{background:var(--note);color:var(--text);border:1px dashed var(--note-border)}.message.failed .bubble{opacity:.7;border-color:var(--danger)}.message .meta{color:var(--muted);align-items:center;gap:6px;font-size:11px;display:flex}.message .meta .error{color:var(--danger)}.system-message{color:var(--muted);text-align:center;background:#eceef2;border-radius:10px;align-self:center;padding:3px 10px;font-size:12px}.day-divider{color:var(--muted);align-self:center;margin:8px 0;font-size:12px}.typing{color:var(--muted);min-height:20px;padding:2px 14px 6px;font-size:12px}.attachments{flex-direction:column;gap:4px;display:flex}.attachment-image{border:1px solid var(--border);border-radius:8px;max-width:260px;max-height:220px;display:block}.attachment-file{background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:8px;align-items:center;gap:6px;padding:6px 10px;text-decoration:none;display:inline-flex}.composer{background:var(--panel);border-top:1px solid var(--border);padding:8px 12px 10px;position:relative}.composer.note-mode{background:var(--note)}.composer-tabs{gap:4px;margin-bottom:6px;display:flex}.composer-tabs button{color:var(--muted);background:0 0;border:0;border-radius:6px;padding:3px 8px}.composer-tabs button.active{background:var(--accent-soft);color:var(--accent)}.composer.note-mode .composer-tabs button.active{background:var(--note-border);color:var(--text)}.composer textarea{resize:none;border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);width:100%;min-height:60px;max-height:200px;padding:8px 10px}.composer-bar{justify-content:space-between;align-items:center;gap:8px;margin-top:6px;display:flex}.composer-tools{align-items:center;gap:4px;display:flex}.icon-button{border:1px solid var(--border);background:var(--panel);border-radius:6px;padding:3px 8px}.hint{color:var(--muted);font-size:12px}.popover{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);z-index:10;max-height:260px;position:absolute;bottom:100%;left:12px;overflow-y:auto;box-shadow:0 6px 24px #0000001f}.emoji-grid{grid-template-columns:repeat(8,32px);padding:6px;display:grid}.emoji-grid button{background:0 0;border:0;border-radius:6px;padding:2px;font-size:20px}.emoji-grid button:hover{background:var(--bg)}.canned-list{width:min(460px,80vw);margin:0;padding:4px;list-style:none}.canned-list li button{text-align:left;background:0 0;border:0;border-radius:6px;width:100%;padding:6px 8px;display:block}.canned-list li button.active,.canned-list li button:hover{background:var(--accent-soft)}.canned-list .shortcut{margin-right:8px;font-weight:600}.canned-list .body{color:var(--muted)}.pending-files{flex-wrap:wrap;gap:6px;margin-bottom:6px;display:flex}.pending-file{border:1px solid var(--border);background:var(--panel);border-radius:6px;align-items:center;gap:6px;padding:2px 6px;font-size:12px;display:inline-flex}.pending-file.error{border-color:var(--danger);color:var(--danger)}.sidebar-section{border-bottom:1px solid var(--border);padding:14px}.sidebar-section h3{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:0 0 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minmax(0,1fr)}.sidebar-pane{display:none}}.modal-backdrop{z-index:50;background:#0f141e59;justify-content:center;align-items:flex-start;padding:6vh 16px;display:flex;position:fixed;inset:0}.modal{background:var(--panel);border-radius:12px;width:min(640px,100%);max-height:86vh;overflow-y:auto;box-shadow:0 12px 40px #0003}.modal-head{justify-content:space-between;align-items:center;padding:14px 14px 0;display:flex}.modal-head h2{margin:0;font-size:17px}.modal>.hint{padding:0 14px}.admin{flex:1;grid-template-columns:220px minmax(0,1fr);min-height:0;display:grid}.admin-nav{background:var(--panel);border-right:1px solid var(--border);padding:12px;overflow-y:auto}.admin-nav h2{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:16px 0 6px;font-size:12px}.admin-nav ul{margin:0;padding:0;list-style:none}.admin-nav li button{text-align:left;border-radius:var(--radius);background:0 0;border:0;align-items:center;gap:6px;width:100%;padding:7px 8px;display:flex}.admin-nav li button[aria-current=true]{background:var(--accent-soft);color:var(--accent);font-weight:600}.badge{background:var(--border);color:var(--muted);border-radius:999px;padding:1px 6px;font-size:11px;font-weight:400}.admin-content{padding:20px 24px 40px;overflow-y:auto}.admin-content h1{margin:0 0 12px;font-size:20px}.tabs{border-bottom:1px solid var(--border);flex-wrap:wrap;gap:4px;margin-bottom:16px;display:flex}.tabs button{color:var(--muted);background:0 0;border:0;border-bottom:2px solid #0000;padding:8px 12px}.tabs button[aria-selected=true]{border-bottom-color:var(--accent);color:var(--text);font-weight:600}.admin-form{flex-direction:column;gap:10px;max-width:640px;margin-bottom:24px;display:flex}.admin-form h3{margin:8px 0 0;font-size:15px}.admin-form label{flex-direction:column;gap:4px;font-weight:500;display:flex}.admin-form label.check{flex-direction:row;align-items:center;gap:8px}.admin-form input:not([type=checkbox],[type=radio],[type=color]),.admin-form select,.admin-form textarea{font:inherit;border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);padding:7px 9px;font-weight:400}.admin-form textarea{resize:vertical}.form-ok{color:var(--online);margin:0}code.key,pre.code{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow-wrap:anywhere;padding:6px 8px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px}pre.code{white-space:pre-wrap;margin:0}.admin-table{border-collapse:collapse;width:100%;margin-bottom:16px}.admin-table th,.admin-table td{text-align:left;border-bottom:1px solid var(--border);vertical-align:top;padding:8px 6px}@media (width<=760px){.admin{grid-template-columns:1fr}.admin-nav{border-right:0;border-bottom:1px solid var(--border)}}.role-select{justify-content:space-between;align-items:center;gap:8px;max-width:320px;margin-bottom:4px;flex-direction:row!important;font-weight:400!important;display:flex!important}.row-actions{flex-wrap:wrap;gap:4px 10px;display:flex}.inline-form{flex-wrap:wrap;align-items:center;gap:6px;margin-top:6px;display:flex}.inline-form input{border:1px solid var(--border);border-radius:var(--radius);font:inherit;padding:6px 8px}.muted-row td{opacity:.6}.admin-table .badge{margin-left:6px}.widget-customizer{grid-template-columns:minmax(0,1fr) 340px;align-items:start;gap:24px;display:grid}.color-row{align-items:center;gap:8px;display:flex}.color-row input[type=color]{border:1px solid var(--border);border-radius:var(--radius);width:44px;height:34px;padding:0}.radio-row{border:0;gap:16px;margin:0;padding:0;display:flex}.radio-row legend{margin-bottom:4px;font-weight:500}.widget-preview{margin:0;position:sticky;top:0}.preview-stage{border:1px solid var(--border);background:repeating-linear-gradient(45deg,#eef0f4 0 12px,#f6f7f9 12px 24px);border-radius:12px;height:460px;position:relative;overflow:hidden}.preview-panel{background:#fff;border-radius:12px;flex-direction:column;width:270px;height:360px;display:flex;position:absolute;bottom:76px;right:14px;overflow:hidden;box-shadow:0 8px 28px #0003}.preview-stage.left .preview-panel{left:14px;right:auto}.preview-header{align-items:center;gap:10px;padding:12px 14px;display:flex}.preview-header img{object-fit:contain;background:#fff;border-radius:6px;width:30px;height:30px}.preview-header strong,.preview-header small{display:block}.preview-header small{opacity:.9}.preview-log{flex:1;padding:12px;overflow:hidden}.preview-message span{color:var(--muted);font-size:12px}.preview-message p{white-space:pre-wrap;background:#f3f4f6;border-radius:12px;max-width:90%;margin:2px 0 0;padding:8px 10px}.preview-composer{border:1px solid var(--border);color:var(--muted);border-radius:10px;margin:10px;padding:8px 10px}.preview-bubble{border-radius:50%;justify-content:center;align-items:center;width:50px;height:50px;font-size:22px;display:flex;position:absolute;bottom:14px;right:14px;box-shadow:0 4px 14px #00000040}.preview-stage.left .preview-bubble{left:14px;right:auto}@media (width<=1100px){.widget-customizer{grid-template-columns:1fr}}.hours-grid{border:0;flex-direction:column;gap:10px;margin:0;padding:0;display:flex}.hours-grid:disabled{opacity:.55}.hours-table th{width:120px;font-weight:500}.time-range{align-items:center;gap:6px;display:inline-flex}.time-range input{font:inherit;border:1px solid var(--border);border-radius:var(--radius);padding:4px 6px}.copy-block{flex-direction:column;align-items:flex-start;gap:6px;display:flex}.copy-block pre{width:100%}.verified-badge{color:#166534;background:#dcfce7;border-radius:999px;margin-left:6px;padding:1px 6px;font-size:11px;font-weight:600;display:inline-block}.checklist,.origin-list{flex-direction:column;gap:4px;margin:0;padding-left:20px;display:flex}