:root{--bg: #f5f6f8;--panel: #ffffff;--border: #e3e6ea;--text: #1f2430;--muted: #6b7280;--primary: #4f46e5;--primary-dark: #4338ca;--inbound: #f1f3f5;--outbound: #e7eafe;--internal: #fff6db;--urgent: #dc2626;--high: #ea580c;--medium: #2563eb;--low: #9ca3af}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg);font-size:14px}button{font:inherit;cursor:pointer}input,textarea,select{font:inherit}.login-wrap{display:flex;align-items:center;justify-content:center;height:100%}.login-card{background:var(--panel);padding:32px;border-radius:12px;width:340px;box-shadow:0 4px 24px #00000014;border:1px solid var(--border)}.login-card h1{margin:0 0 4px;font-size:22px}.login-card p{margin:0 0 20px;color:var(--muted)}.login-card label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.login-card input{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;margin-bottom:14px;outline:none}.login-card input:focus{border-color:var(--primary)}.btn-primary{width:100%;padding:10px;background:var(--primary);color:#fff;border:none;border-radius:8px;font-weight:600}.btn-primary:hover{background:var(--primary-dark)}.error{color:var(--urgent);font-size:13px;margin-bottom:12px}.app{display:grid;grid-template-columns:360px 1fr 320px;height:100%}.col{overflow-y:auto;background:var(--panel);border-right:1px solid var(--border)}.col:last-child{border-right:none;border-left:1px solid var(--border)}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--panel);z-index:2}.topbar .brand{font-weight:700}.topbar .who{font-size:12px;color:var(--muted)}.linkbtn{background:none;border:none;color:var(--primary);padding:0;font-size:12px}.filters{padding:10px 16px;border-bottom:1px solid var(--border);display:flex;flex-wrap:wrap;gap:6px}.filters select,.filters input{padding:6px 8px;border:1px solid var(--border);border-radius:6px;background:#fff}.filters input.search{flex:1 1 100%}.ticket-item{padding:12px 16px;border-bottom:1px solid var(--border);cursor:pointer;display:block;width:100%;text-align:left;background:none;border-left:3px solid transparent}.ticket-item:hover{background:#fafbfc}.ticket-item.active{background:#f0f1fe;border-left-color:var(--primary)}.ticket-item .row1{display:flex;justify-content:space-between;gap:8px}.ticket-item .name{font-weight:600}.ticket-item .time{color:var(--muted);font-size:11px;white-space:nowrap}.ticket-item .preview{color:var(--muted);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ticket-item .meta{margin-top:6px;display:flex;gap:6px;align-items:center}.badge{font-size:10px;padding:2px 6px;border-radius:999px;text-transform:uppercase;letter-spacing:.03em}.badge.channel{background:#eef2ff;color:#3730a3}.badge.status-open{background:#dcfce7;color:#166534}.badge.status-pending{background:#fef9c3;color:#854d0e}.badge.status-resolved{background:#e0e7ff;color:#3730a3}.badge.status-closed{background:#f3f4f6;color:#4b5563}.dot{width:8px;height:8px;border-radius:50%;display:inline-block}.dot.urgent{background:var(--urgent)}.dot.high{background:var(--high)}.dot.medium{background:var(--medium)}.dot.low{background:var(--low)}.conv{display:flex;flex-direction:column;height:100%}.conv-header{padding:14px 18px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.conv-header h2{margin:0;font-size:16px}.conv-header .sub{color:var(--muted);font-size:12px;margin-top:2px}.conv-actions{display:flex;gap:8px;align-items:center}.conv-actions select{padding:6px 8px;border:1px solid var(--border);border-radius:6px}.messages{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:12px}.msg{max-width:72%;padding:10px 12px;border-radius:12px}.msg .body{white-space:pre-wrap;word-break:break-word}.msg .when{font-size:10px;color:var(--muted);margin-top:4px}.msg.inbound{align-self:flex-start;background:var(--inbound);border-bottom-left-radius:2px}.msg.outbound{align-self:flex-end;background:var(--outbound);border-bottom-right-radius:2px}.msg.internal{align-self:center;background:var(--internal);max-width:86%;font-size:13px}.msg .media a{color:var(--primary)}.composer{border-top:1px solid var(--border);padding:12px 16px}.composer .tabs{display:flex;gap:12px;margin-bottom:8px}.composer .tab{font-size:12px;color:var(--muted);background:none;border:none;padding:4px 0;border-bottom:2px solid transparent}.composer .tab.active{color:var(--text);border-bottom-color:var(--primary);font-weight:600}.composer textarea{width:100%;min-height:70px;resize:vertical;padding:10px 12px;border:1px solid var(--border);border-radius:8px;outline:none}.composer.internal textarea{background:#fffdf3}.composer .send-row{display:flex;justify-content:flex-end;margin-top:8px}.btn-send{padding:8px 18px;background:var(--primary);color:#fff;border:none;border-radius:8px;font-weight:600}.btn-send:disabled{opacity:.5;cursor:default}.panel-section{padding:16px;border-bottom:1px solid var(--border)}.panel-section h3{margin:0 0 10px;font-size:12px;text-transform:uppercase;color:var(--muted);letter-spacing:.04em}.kv{display:flex;justify-content:space-between;padding:3px 0;gap:8px}.kv .k{color:var(--muted)}.kv .v{text-align:right;word-break:break-word}.order{padding:8px 0;border-bottom:1px dashed var(--border)}.order:last-child{border-bottom:none}.order .ref{font-weight:600}.order 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