:root{
  --navy:#16324f; --navy-2:#1d4266; --navy-3:#0e2238;
  --gold:#c9a961; --gold-2:#e0c58a;
  --bg:#f4f6f9; --card:#fff; --line:#e6eaf0;
  --text:#1c2b3a; --muted:#7b8794; --sub:#95a1ae;
  --green:#2e9e6b; --blue:#2f6fdb; --orange:#e0982b; --red:#d9534f;
  --radius:12px; --radius-sm:8px;
  --shadow:0 2px 12px rgba(22,50,79,.06);
  --shadow-lg:0 16px 48px rgba(14,34,56,.18);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
input,select,textarea,button{font-family:inherit;font-size:14px;outline:none}
code{background:#f0f3f7;padding:2px 6px;border-radius:4px;font-size:12px;color:#3d5a80}
.layout{display:flex;min-height:100vh}
.sidebar{width:228px;flex-shrink:0;background:linear-gradient(180deg,var(--navy-3) 0%,var(--navy) 100%);color:#c8d5e2;display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0;z-index:50}
.logo{display:flex;align-items:center;gap:10px;padding:22px 20px 20px;border-bottom:1px solid rgba(255,255,255,.07)}
.logo-mark{width:36px;height:36px;border-radius:10px;flex-shrink:0;background:linear-gradient(135deg,var(--gold),var(--gold-2));color:var(--navy);font-size:17px;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(201,169,97,.35)}
.logo-text{font-size:15px;font-weight:600;color:#fff;letter-spacing:.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav{flex:1;padding:14px 12px;overflow-y:auto}
.nav-item{display:flex;align-items:center;gap:11px;padding:11px 14px;border-radius:var(--radius-sm);color:#9db0c4;font-size:14px;margin-bottom:4px;transition:.18s;position:relative}
.nav-item:hover{background:rgba(255,255,255,.06);color:#e3ecf5}
.nav-item.active{background:linear-gradient(90deg,rgba(201,169,97,.18),rgba(201,169,97,.04));color:#fff;font-weight:500}
.nav-item.active::before{content:"";position:absolute;left:0;top:22%;height:56%;width:3px;border-radius:0 3px 3px 0;background:var(--gold)}
.nav-badge{margin-left:auto;background:#e0563f;color:#fff;font-style:normal;font-size:11px;min-width:18px;height:18px;line-height:18px;text-align:center;border-radius:9px;padding:0 5px}
.sidebar-foot{display:flex;align-items:center;gap:10px;padding:14px 16px;border-top:1px solid rgba(255,255,255,.07)}
.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--navy-2),var(--navy));color:var(--gold-2);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;flex-shrink:0;border:1px solid rgba(201,169,97,.35)}
.sidebar-foot .info{flex:1;min-width:0}
.sidebar-foot .name{font-size:13px;color:#e3ecf5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sidebar-foot .role{font-size:11px;color:#7d90a5}
.logout{color:#7d90a5;display:flex;padding:5px;border-radius:6px;transition:.18s}
.logout:hover{color:var(--gold);background:rgba(255,255,255,.07)}
.main{flex:1;margin-left:228px;display:flex;flex-direction:column;min-width:0}
.topbar{background:#fff;border-bottom:1px solid var(--line);padding:18px 30px;display:flex;align-items:center;justify-content:space-between;gap:16px;position:sticky;top:0;z-index:30}
.page-title h1{font-size:19px;font-weight:600;letter-spacing:.5px}
.page-title p{font-size:12.5px;color:var(--sub);margin-top:3px}
.topbar-right{display:flex;align-items:center;gap:14px}
.top-link{font-size:13px;color:var(--muted);padding:7px 14px;border-radius:20px;border:1px solid var(--line);transition:.2s}
.top-link:hover{border-color:var(--navy-2);color:var(--navy-2)}
.content{padding:24px 30px 40px;flex:1}
.panel{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px;overflow:hidden}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:18px 22px;border-bottom:1px solid var(--line)}
.panel-head h3{font-size:15px;font-weight:600;position:relative;padding-left:11px}
.panel-head h3::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:15px;border-radius:2px;background:var(--gold)}
.panel-body{padding:22px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:20px}
.stat-card{background:#fff;border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);display:flex;align-items:center;gap:14px;position:relative;overflow:hidden;transition:.25s}
.stat-card::after{content:"";position:absolute;right:-24px;top:-24px;width:88px;height:88px;border-radius:50%;background:rgba(22,50,79,.03)}
.stat-card:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(22,50,79,.1)}
.stat-ico{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.i-blue{background:rgba(47,111,219,.1);color:#2f6fdb}
.i-green{background:rgba(46,158,107,.1);color:#2e9e6b}
.i-gold{background:rgba(201,169,97,.14);color:#b8963f}
.i-orange{background:rgba(224,152,43,.12);color:#d18a1d}
.stat-num{font-size:24px;font-weight:700;letter-spacing:.5px;font-variant-numeric:tabular-nums}
.stat-label{font-size:12.5px;color:var(--sub);margin-top:1px}
.stat-tag{position:absolute;right:16px;top:16px;font-size:11px;color:var(--muted);background:#f3f6fa;padding:2px 9px;border-radius:10px}
.chart{display:flex;align-items:flex-end;gap:14px;height:212px;padding:16px 6px 0}
.chart-col{flex:1;display:flex;flex-direction:column;align-items:center;height:100%}
.bars{flex:1;display:flex;align-items:flex-end;gap:4px;width:100%;justify-content:center}
.bar{width:11px;border-radius:4px 4px 0 0;transition:.3s;min-height:3px}
.b-blue{background:linear-gradient(180deg,#4c8bea,#2f6fdb)}
.b-green{background:linear-gradient(180deg,#4dbf8a,#2e9e6b)}
.b-gold{background:linear-gradient(180deg,var(--gold-2),var(--gold))}
.chart-x{font-size:11.5px;color:var(--sub);margin-top:9px}
.legend{display:flex;gap:16px;font-size:12px;color:var(--muted)}
.legend .dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:5px}
.d-blue{background:#2f6fdb}.d-green{background:#2e9e6b}.d-gold{background:var(--gold)}.d-gray{background:#b8c2cc}
.dist{padding:20px 22px}
.dist-row{display:flex;align-items:center;gap:12px;margin-bottom:15px}
.dist-label{width:66px;font-size:13px;color:#4a5a6a;flex-shrink:0}
.dist-bar{flex:1;height:9px;background:#eef2f7;border-radius:5px;overflow:hidden}
.dist-bar i{display:block;height:100%;border-radius:5px;transition:.4s}
.dist-num{width:34px;text-align:right;font-size:13px;font-weight:600;font-variant-numeric:tabular-nums}
.dist-extra{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px;padding-top:18px;border-top:1px dashed var(--line)}
.dist-extra div{text-align:center}
.dist-extra strong{display:block;font-size:20px;font-weight:700;color:var(--navy)}
.dist-extra span{font-size:12px;color:var(--sub)}
.table-wrap{overflow-x:auto}
.table{width:100%;border-collapse:collapse;font-size:13.5px}
.table th{background:#f8fafc;color:var(--muted);font-weight:500;font-size:12.5px;text-align:left;padding:12px 16px;border-bottom:1px solid var(--line);white-space:nowrap}
.table td{padding:14px 16px;border-bottom:1px solid #f1f4f8;vertical-align:middle}
.table tbody tr{transition:.15s}
.table tbody tr:hover{background:#fafcfe}
.table .empty{text-align:center;color:var(--sub);padding:48px 0}
.cell-user{display:flex;align-items:center;gap:10px}
.mini-avatar{width:34px;height:34px;border-radius:50%;flex-shrink:0;background:linear-gradient(135deg,#e8eef6,#d5e0ec);color:var(--navy-2);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600}
.cell-name{font-weight:500}
.cell-sub{font-size:11.5px;color:var(--sub);margin-top:2px}
.tag{display:inline-block;background:#f0f4f9;color:#5b7189;font-size:11.5px;padding:2px 8px;border-radius:5px;margin:2px 3px 2px 0}
.tag-disabled{font-style:normal;font-size:11px;color:var(--red);background:#fdf1f1;padding:1px 6px;border-radius:4px;margin-left:6px}
.badge{display:inline-block;font-size:12px;padding:3px 11px;border-radius:20px;white-space:nowrap}
.st-wait{background:#eef4fd;color:#2f6fdb}
.st-ing{background:#eafaf2;color:#2e9e6b}
.st-done{background:#f1f4f8;color:#6b7d90}
.st-sleep{background:#fdf6e8;color:#c08c1c}
.tk-wait{background:#eef4fd;color:#2f6fdb}
.tk-ing{background:#fdf6e8;color:#c08c1c}
.tk-done{background:#eafaf2;color:#2e9e6b}
.tk-over{background:#fdf1f1;color:#c9483e}
.link-cell{display:flex;align-items:center;gap:6px;min-width:270px}
.link-cell input{flex:1;min-width:0;height:30px;border:1px solid var(--line);border-radius:6px;padding:0 9px;font-size:11.5px;color:#5b7189;background:#fafbfd}
.btn-icon{height:30px;padding:0 10px;border:1px solid var(--line);background:#fff;border-radius:6px;font-size:12px;color:var(--muted);cursor:pointer;white-space:nowrap;transition:.18s}
.btn-icon:hover{border-color:var(--navy-2);color:var(--navy-2)}
.op-cell{display:flex;flex-wrap:wrap;gap:10px}
.btn-link{color:var(--navy-2);font-size:13px;cursor:pointer}
.btn-link:hover{color:var(--gold)}
.btn-link.danger{color:var(--red)}
.dot-red{display:inline-flex;align-items:center;justify-content:center;font-style:normal;background:#e0563f;color:#fff;font-size:10.5px;min-width:17px;height:17px;border-radius:9px;padding:0 5px;margin-left:5px;vertical-align:1px}
.filter-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.filter-bar input[type=text]{height:38px;min-width:220px;border:1px solid var(--line);border-radius:8px;padding:0 13px;background:#fafbfd;transition:.2s}
.filter-bar select{height:38px;border:1px solid var(--line);border-radius:8px;padding:0 30px 0 12px;background:#fafbfd url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24'%3E%3Cpath fill='%237b8794' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E") no-repeat right 10px center;appearance:none;cursor:pointer}
.filter-bar input:focus,.filter-bar select:focus{border-color:var(--navy-2);background:#fff;box-shadow:0 0 0 3px rgba(29,66,102,.07)}
.btn-primary{height:40px;padding:0 22px;border:none;border-radius:8px;cursor:pointer;background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;font-size:13.5px;font-weight:500;letter-spacing:.5px;transition:.22s}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(22,50,79,.28)}
.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.btn-primary.btn-block{width:100%;height:46px;font-size:15px;letter-spacing:3px;margin-top:8px}
.btn-ghost{height:40px;padding:0 18px;border:1px solid var(--line);background:#fff;border-radius:8px;color:var(--muted);font-size:13.5px;cursor:pointer;display:inline-flex;align-items:center;transition:.18s}
.btn-ghost:hover{border-color:var(--navy-2);color:var(--navy-2)}
.btn-ghost.sm{height:32px;padding:0 13px;font-size:12.5px;border-radius:7px}
/* 通知按钮状态 */
.notify-btn.on{border-color:#2e9e6b !important;color:#2e9e6b !important;background:#f0faf5 !important}
.notify-btn.off{border-color:#e6eaf0 !important;color:#b8c2cc !important;opacity:.6}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-size:13px;color:#4a5a6a;font-weight:500}
.field label i{color:var(--red);font-style:normal}
.field input[type=text],.field input[type=password],.field input[type=number],.field input[type=datetime-local],.field select,.field textarea{width:100%;border:1px solid #dde4ec;border-radius:9px;padding:0 13px;height:42px;background:#fafbfd;transition:.2s;color:var(--text)}
.field textarea{height:auto;padding:11px 13px;resize:vertical;line-height:1.7}
.field select{appearance:none;cursor:pointer;background:#fafbfd url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24'%3E%3Cpath fill='%237b8794' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E") no-repeat right 12px center}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--navy-2);background:#fff;box-shadow:0 0 0 3px rgba(29,66,102,.07)}
.field input:disabled{background:#f2f5f8;color:var(--sub)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.form-grid .full{grid-column:1/-1}
.alert{border-radius:9px;padding:12px 17px;font-size:13.5px;margin-bottom:18px;line-height:1.9}
.alert-ok{background:#f0faf5;color:#1f7a51;border:1px solid #cfeee0}
.alert-err{background:#fdf1f1;color:#b93c3c;border:1px solid #f6d7d7}
.pager{display:flex;align-items:center;gap:6px;padding:18px 22px;flex-wrap:wrap}
.pager a{min-width:34px;height:34px;padding:0 10px;border:1px solid var(--line);border-radius:7px;display:inline-flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted);transition:.18s}
.pager a:hover{border-color:var(--navy-2);color:var(--navy-2)}
.pager a.active{background:var(--navy);border-color:var(--navy);color:#fff}
.pager-info{margin-left:auto;font-size:12.5px;color:var(--sub)}
.modal{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:20px}
.modal.show{display:flex}
.modal-mask{position:absolute;inset:0;background:rgba(14,34,56,.5);backdrop-filter:blur(3px)}
.modal-box{position:relative;background:#fff;border-radius:14px;width:100%;max-width:640px;max-height:88vh;overflow-y:auto;box-shadow:var(--shadow-lg);animation:pop .22s ease}
.modal-box.modal-sm{max-width:400px}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff;z-index:2;border-radius:14px 14px 0 0}
.modal-head h3{font-size:16px;font-weight:600}
.modal-close{font-size:24px;line-height:1;color:var(--sub);cursor:pointer;padding:0 4px;transition:.18s}
.modal-close:hover{color:var(--red)}
.modal-body{padding:24px}
.modal-foot{display:flex;justify-content:flex-end;gap:12px;margin-top:8px}
.modal-foot.center{justify-content:center;margin-top:22px}
.qr-body{text-align:center}
.qr-box{display:inline-flex;align-items:center;justify-content:center;padding:16px;background:#fff;border:1px solid var(--line);border-radius:12px;min-height:220px;min-width:220px}
.qr-box canvas,.qr-box img{display:block;border-radius:6px}
.qr-loading{color:var(--sub);font-size:13px;line-height:1.9;padding:20px}
.qr-loading small{font-size:11.5px;color:#b0bac5}
.qr-name{font-size:15px;font-weight:600;margin-top:16px}
.qr-link{font-size:12px;color:var(--sub);margin-top:8px;word-break:break-all;line-height:1.7}
.tabs{display:flex;gap:6px}
.tab{padding:8px 18px;border-radius:8px;font-size:13.5px;color:var(--muted);transition:.18s}
.tab:hover{background:#f3f6fa}
.tab.active{background:var(--navy);color:#fff}
.sysinfo{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.sysinfo>div{background:#f8fafc;border-radius:9px;padding:12px 15px}
.sysinfo label{display:block;font-size:11.5px;color:var(--sub);margin-bottom:4px}
.sysinfo span{font-size:13.5px;font-weight:500;color:var(--navy)}
.ticket-detail{padding:22px}
.ticket-info{display:grid;grid-template-columns:1fr 1fr;gap:14px;background:#f8fafc;border-radius:10px;padding:18px 20px;margin-bottom:20px}
.ticket-info>div label{display:block;font-size:11.5px;color:var(--sub);margin-bottom:5px}
.ticket-info>div.full{grid-column:1/-1}
.ticket-info p{font-size:13.5px;line-height:1.8;color:#41556b}
.ticket-form{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px 20px;margin-bottom:20px}
.note-block h4{font-size:14px;font-weight:600;margin-bottom:14px;padding-left:10px;border-left:3px solid var(--gold)}
.note-item{background:#f8fafc;border-radius:9px;padding:12px 15px;margin-bottom:10px}
.note-head{display:flex;justify-content:space-between;font-size:12.5px;color:var(--sub);margin-bottom:6px}
.note-head strong{color:var(--navy);font-weight:600}
.note-body{font-size:13.5px;line-height:1.75;color:#41556b}
.note-form{margin-top:16px;display:flex;gap:12px;align-items:flex-start}
.note-form textarea{flex:1;border:1px solid #dde4ec;border-radius:9px;padding:10px 13px;background:#fafbfd;resize:vertical;line-height:1.7}
.note-form textarea:focus{border-color:var(--navy-2);background:#fff}
.empty-mini{color:var(--sub);font-size:13px;padding:8px 0}
.chat-layout{display:flex;gap:18px;height:calc(100vh - 132px);min-height:560px}
.conv-list{width:288px;flex-shrink:0;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden}
.conv-search{padding:14px 14px 12px;border-bottom:1px solid var(--line)}
.conv-search input{width:100%;height:38px;border:1px solid var(--line);border-radius:8px;padding:0 13px;background:#fafbfd;transition:.2s}
.conv-search input:focus{border-color:var(--navy-2);background:#fff}
.conv-scroll{flex:1;overflow-y:auto}
.conv-empty{text-align:center;color:var(--sub);font-size:13px;padding:44px 20px}
.conv-item{display:flex;gap:11px;padding:13px 15px;border-bottom:1px solid #f4f7fa;transition:.16s;cursor:pointer}
.conv-item:hover{background:#fafcfe}
.conv-item.active{background:linear-gradient(90deg,rgba(29,66,102,.07),rgba(29,66,102,.02));border-left:3px solid var(--gold);padding-left:12px}
.conv-avatar{width:40px;height:40px;border-radius:50%;flex-shrink:0;background:linear-gradient(135deg,#e8eef6,#d5e0ec);color:var(--navy-2);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600}
.conv-avatar.lg{width:44px;height:44px;font-size:16px}
.conv-main{flex:1;min-width:0}
.conv-top{display:flex;justify-content:space-between;align-items:center;gap:8px}
.conv-name{font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.conv-time{font-size:11px;color:var(--sub);flex-shrink:0}
.conv-bottom{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:3px}
.conv-preview{font-size:12.5px;color:var(--sub);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.conv-unread{font-style:normal;background:#e0563f;color:#fff;font-size:10.5px;min-width:18px;height:18px;line-height:18px;text-align:center;border-radius:9px;padding:0 5px;flex-shrink:0}
.chat-main{flex:1;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden;min-width:0}
.chat-blank{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--sub);gap:14px}
.blank-ico{font-size:44px;opacity:.35}
.chat-head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 22px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.chat-head-left{display:flex;align-items:center;gap:12px}
.chat-name{font-size:15px;font-weight:600;display:flex;align-items:center;gap:9px}
.chat-sub{font-size:12px;color:var(--sub);margin-top:3px}
.chat-head-right{display:flex;gap:8px;flex-wrap:wrap}
.msg-area{flex:1;overflow-y:auto;padding:22px 24px;background:#f8fafc}
.msg-tip{text-align:center;font-size:11.5px;color:var(--sub);margin-bottom:20px}
.msg-row{display:flex;gap:11px;margin-bottom:18px;align-items:flex-start}
.msg-row.me{flex-direction:row-reverse}
.msg-avatar{width:36px;height:36px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;background:linear-gradient(135deg,#e8eef6,#d5e0ec);color:var(--navy-2)}
.msg-row.me .msg-avatar{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:var(--gold-2)}
.msg-body{max-width:min(62%,520px)}
.bubble{background:#fff;border-radius:12px 12px 12px 4px;padding:11px 15px;font-size:14px;line-height:1.75;box-shadow:0 1px 4px rgba(22,50,79,.06);word-break:break-word}
.msg-row.me .bubble{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;border-radius:12px 12px 4px 12px}
.bubble img{max-width:220px;max-height:220px;border-radius:8px;cursor:zoom-in;display:block}
.voice-wrap{display:inline-flex;align-items:center;max-width:100%}
.voice-wrap audio{display:block;height:30px;max-width:180px;border-radius:15px;outline:none}
.msg-row.me .bubble .voice-wrap audio{filter:invert(.94) hue-rotate(180deg)}
.file-card{display:flex;align-items:center;gap:10px;padding:9px 12px;background:rgba(255,255,255,.5);border-radius:8px;color:inherit;text-decoration:none;transition:.18s;max-width:260px;border:1px solid rgba(22,50,79,.08)}
.msg-row.me .file-card{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.15)}
.file-card:hover{background:rgba(22,50,79,.05)}
.msg-row.me .file-card:hover{background:rgba(255,255,255,.2)}
.file-ico{width:34px;height:34px;border-radius:8px;background:rgba(201,169,97,.2);color:#8a6f27;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.msg-row.me .file-ico{background:rgba(201,169,97,.35);color:#e0c58a}
.file-info{display:flex;flex-direction:column;min-width:0;gap:1px}
.file-name{font-size:13px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:180px}
.file-size{font-size:11px;opacity:.65}
.msg-meta{font-size:11px;color:var(--sub);margin-top:5px}
.msg-row.me .msg-meta{text-align:right}
.read-state{color:#b8c2cc}
.read-state.is-read{color:#2e9e6b}
.msg-row.me .msg-meta .read-state{color:#b8c2cc}
.msg-row.me .msg-meta .read-state.is-read{color:#8fd6b0}
.msg-end{height:1px}
.chat-editor{border-top:1px solid var(--line);padding:12px 18px 16px;background:#fff}
.editor-tools{display:flex;align-items:center;gap:12px;margin-bottom:9px;flex-wrap:wrap}
.tool-btn{color:var(--muted);cursor:pointer;display:flex;padding:4px;border-radius:6px;transition:.18s;border:none;background:transparent}
.tool-btn:hover{color:var(--navy-2);background:#f3f6fa}
.tool-btn.voice-btn.recording{color:#fff;background:#d9534f;animation:pulseRed 1.2s infinite}
@keyframes pulseRed{0%,100%{box-shadow:0 0 0 0 rgba(217,83,79,.6)}50%{box-shadow:0 0 0 6px rgba(217,83,79,0)}}
.emoji-bar{display:flex;gap:2px;flex-wrap:wrap}
.emoji-bar span{font-size:17px;cursor:pointer;padding:2px 4px;border-radius:5px;transition:.15s;line-height:1}
.emoji-bar span:hover{background:#f0f4f9;transform:scale(1.15)}
.voice-hint{font-size:12px;color:var(--sub);margin-left:4px}
#msgInput{width:100%;height:78px;border:1px solid #dde4ec;border-radius:10px;padding:11px 14px;resize:none;background:#fafbfd;line-height:1.7;transition:.2s}
#msgInput:focus{border-color:var(--navy-2);background:#fff;box-shadow:0 0 0 3px rgba(29,66,102,.07)}
.editor-foot{display:flex;align-items:center;justify-content:space-between;margin-top:10px}
.editor-hint{font-size:12px;color:var(--sub)}
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:30px 16px;background:linear-gradient(135deg,#0e2238 0%,#16324f 45%,#1d4266 100%)}
.login-wrap{width:100%;max-width:420px}
.login-brand{text-align:center;color:#fff;margin-bottom:28px}
.login-logo{width:64px;height:64px;border-radius:18px;margin:0 auto 16px;background:linear-gradient(135deg,var(--gold),var(--gold-2));color:var(--navy);font-size:30px;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(201,169,97,.35)}
.login-brand h1{font-size:21px;font-weight:600;letter-spacing:2px}
.login-brand p{font-size:11.5px;opacity:.65;margin-top:9px;letter-spacing:2.5px}
.login-card{background:#fff;border-radius:16px;padding:34px 32px 26px;box-shadow:0 24px 64px rgba(6,20,35,.4)}
.login-card h2{font-size:17px;font-weight:600;margin-bottom:24px;padding-left:12px;border-left:4px solid var(--gold);line-height:1.15}
.login-card .field{margin-bottom:18px}
.login-card .field input{height:46px}
.login-foot{text-align:center;font-size:12px;color:var(--sub);margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}
@media(max-width:1180px){.stat-grid{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}}
@media(max-width:900px){
  .sidebar{width:64px}
  .logo-text,.nav-item span,.sidebar-foot .info,.logout{display:none}
  .nav-item{justify-content:center;padding:13px 0}
  .logo{justify-content:center;padding:18px 0}
  .sidebar-foot{justify-content:center}
  .main{margin-left:64px}
  .topbar,.content{padding-left:16px;padding-right:16px}
  .form-grid{grid-template-columns:1fr}
  .sysinfo{grid-template-columns:1fr}
  .ticket-info{grid-template-columns:1fr}
  .chat-layout{flex-direction:column;height:auto}
  .conv-list{width:100%;max-height:260px}
  .chat-main{height:calc(100vh - 200px);min-height:520px}
  .msg-body{max-width:78%}
}
@media(max-width:600px){
  .stat-grid{grid-template-columns:1fr}
  .filter-bar input[type=text]{min-width:150px;flex:1}
  .modal-box{max-width:100%}
}