:root{--pri:#8B1E3F;--pri2:#A63D5F;--bg:#F6F4F5;--card:#fff;--line:#E7E1E4;--txt:#2A2226;--mut:#857A80;--bot:#2F6FAD;--hum:#B8860B;--warn:#C0392B;--ok:#2E7D4F}
*{box-sizing:border-box}body{margin:0;font-family:"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--txt);font-size:14px}
.app{display:flex;height:100vh}
.side{width:230px;background:linear-gradient(180deg,#5E1029,#8B1E3F);color:#fff;display:flex;flex-direction:column;flex-shrink:0}
.brand{padding:20px 18px 14px;border-bottom:1px solid rgba(255,255,255,.15)}.brand b{font-size:16px;display:block}.brand small{opacity:.75;font-size:12px}
.nav{padding:10px 8px;flex:1}.nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:#fff;text-decoration:none;opacity:.85;cursor:pointer;margin-bottom:2px}
.nav a:hover{background:rgba(255,255,255,.1)}.nav a.on{background:#fff;color:var(--pri);opacity:1;font-weight:600}
.nav .cnt{margin-left:auto;background:#F5C04A;color:#5E1029;border-radius:10px;padding:0 7px;font-size:11px;font-weight:700}
.me{padding:14px 18px;border-top:1px solid rgba(255,255,255,.15);font-size:12px}.me b{display:block;font-size:13px}
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.top{height:56px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 22px;gap:14px}
.top h1{font-size:17px;margin:0}.sample{background:#FFF3CD;color:#7A5A00;border:1px dashed #D4A017;border-radius:6px;padding:3px 10px;font-size:12px;font-weight:600}
.top .sp{flex:1}.online{font-size:12px;color:var(--ok)}.online:before{content:"●";margin-right:5px}
.view{display:none;flex:1;min-height:0;overflow:auto}.view.on{display:flex}
.pad{padding:22px;flex-direction:column;gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px}
.btn{border:1px solid var(--line);background:#fff;border-radius:8px;padding:7px 13px;cursor:pointer;font-size:13px;color:var(--txt)}
.btn:hover{border-color:var(--pri2)}.btn.p{background:var(--pri);border-color:var(--pri);color:#fff}.btn.p:hover{background:var(--pri2)}
.btn.g{background:var(--bot);border-color:var(--bot);color:#fff}.btn.sm{padding:4px 9px;font-size:12px}
.badge{display:inline-block;border-radius:20px;padding:2px 9px;font-size:11px;font-weight:600;white-space:nowrap}
.b-bot{background:#EAF2FB;color:var(--bot)}.b-hum{background:#FFF6DB;color:#8A6400}.b-need{background:#FDECEA;color:var(--warn)}
.ch{width:22px;height:22px;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:11px;font-weight:700;flex-shrink:0}
.ch-fb{background:#1877F2}.ch-zl{background:#0068FF}.ch-web{background:#6B4C9A}.ch-tt{background:#111}
/* inbox */
.inbox{display:flex;flex:1;min-height:0}
.list{width:320px;border-right:1px solid var(--line);background:#fff;display:flex;flex-direction:column}
.filters{padding:12px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.chips{display:flex;gap:5px;flex-wrap:wrap}.chip{border:1px solid var(--line);border-radius:16px;padding:3px 10px;font-size:12px;cursor:pointer;background:#fff;display:inline-flex;align-items:center;gap:4px}
.chip.on{background:var(--pri);color:#fff;border-color:var(--pri)}
input.search{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:8px;font-size:13px}
.convs{overflow:auto;flex:1}.conv{padding:11px 12px;border-bottom:1px solid #F1ECEE;cursor:pointer;display:flex;gap:10px}
.conv:hover{background:#FBF7F9}.conv.on{background:#FDF0F4;border-left:3px solid var(--pri)}
.av{width:38px;height:38px;border-radius:50%;background:#E9DDE2;display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--pri);position:relative;flex-shrink:0}
.av .ch{position:absolute;right:-4px;bottom:-4px;width:18px;height:18px;font-size:9px;border:2px solid #fff}
.cmeta{flex:1;min-width:0}.cmeta .r1{display:flex;justify-content:space-between}.cmeta b{font-size:13.5px}.cmeta time{font-size:11px;color:var(--mut)}
.cmeta .last{font-size:12.5px;color:var(--mut);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:3px 0 5px}
.chat{flex:1;display:flex;flex-direction:column;min-width:0;background:#FAF8F9}
.chead{background:#fff;border-bottom:1px solid var(--line);padding:10px 16px;display:flex;align-items:center;gap:10px}
.chead .nm{font-weight:700}.chead .sp{flex:1}
.banner{padding:8px 16px;font-size:12.5px;display:flex;gap:8px;align-items:center}
.banner.bot{background:#EAF2FB;color:var(--bot)}.banner.hum{background:#FFF6DB;color:#7A5A00}.banner.need{background:#FDECEA;color:var(--warn)}
.msgs{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;gap:8px}
.m{max-width:70%;padding:9px 12px;border-radius:12px;line-height:1.45;font-size:13.5px}
.m small{display:block;font-size:10.5px;opacity:.7;margin-top:3px}
.m.c{background:#fff;border:1px solid var(--line);align-self:flex-start;border-bottom-left-radius:3px}
.m.b{background:#EAF2FB;align-self:flex-end;border-bottom-right-radius:3px}
.m.h{background:#FFF1C9;align-self:flex-end;border-bottom-right-radius:3px}
.m.sys{align-self:center;background:none;color:var(--mut);font-size:11.5px;padding:2px}
.comp{background:#fff;border-top:1px solid var(--line);padding:10px 14px;display:flex;gap:8px}
.comp textarea{flex:1;border:1px solid var(--line);border-radius:8px;padding:8px;font-family:inherit;font-size:13px;resize:none;height:42px}
.comp textarea:disabled{background:#F4F1F2}
.info{width:290px;background:#fff;border-left:1px solid var(--line);overflow:auto;padding:16px}
.info h3{font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--mut);margin:16px 0 8px}
.info h3:first-child{margin-top:0}.kv{display:flex;justify-content:space-between;padding:5px 0;border-bottom:1px dashed #EEE;font-size:13px}.kv span{color:var(--mut)}
.tags{display:flex;gap:5px;flex-wrap:wrap}.tag{border:1px solid var(--line);border-radius:14px;padding:3px 10px;font-size:12px;cursor:pointer}
.tag.on{background:var(--pri);color:#fff;border-color:var(--pri)}
.note{font-size:12.5px;background:#FBF7F9;border-radius:8px;padding:9px;line-height:1.5}
/* tables */
table{width:100%;border-collapse:collapse;font-size:13px}th{background:#FBF4F7;color:var(--pri);text-align:left;padding:10px;font-size:12px;border-bottom:1px solid var(--line)}
td{padding:9px 10px;border-bottom:1px solid #F1ECEE;vertical-align:middle}tr:hover td{background:#FDFBFC}
td.ed{cursor:text;border-radius:4px}td.ed:hover{outline:1px dashed var(--pri2)}td.ed:focus{outline:2px solid var(--pri);background:#fff}
td.chg{background:#FFF8E1!important}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.toolbar .sp{flex:1}
select{padding:7px 9px;border:1px solid var(--line);border-radius:8px;font-size:13px;background:#fff}
.st{border-radius:6px;padding:4px 6px;font-size:12px;border:1px solid var(--line)}
.s-moi{background:#EAF2FB}.s-day{background:#F1E8FA}.s-lich{background:#E8F5EC}.s-chua{background:#FFF6DB}.s-tu{background:#F3F3F3}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.kpi{padding:16px}.kpi .v{font-size:26px;font-weight:700;color:var(--pri);margin:6px 0 2px}.kpi .l{font-size:12px;color:var(--mut)}.kpi .d{font-size:12px;color:var(--ok)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.ctitle{padding:14px 16px 0;font-weight:700}
.bars{padding:16px;display:flex;flex-direction:column;gap:9px}.bar{display:flex;align-items:center;gap:8px;font-size:12.5px}.bar .lb{width:120px}.bar .tr{flex:1;background:#F3EDF0;border-radius:6px;height:14px}.bar .fi{height:14px;border-radius:6px;background:var(--pri2)}
.chs{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.chc{padding:18px;display:flex;gap:14px;align-items:flex-start}.chc .ch{width:44px;height:44px;font-size:16px;border-radius:10px}
.chc .t{flex:1}.chc b{font-size:15px}.chc p{margin:4px 0;color:var(--mut);font-size:12.5px}
.sw{width:40px;height:22px;border-radius:12px;background:#ccc;position:relative;cursor:pointer;flex-shrink:0}.sw:after{content:"";position:absolute;width:18px;height:18px;background:#fff;border-radius:50%;top:2px;left:2px;transition:.2s}.sw.on{background:var(--ok)}.sw.on:after{left:20px}
.kb{display:flex;gap:14px;flex:1;min-height:0}.kbl{width:270px;padding:8px}.kbl div{padding:9px 12px;border-radius:8px;cursor:pointer;font-size:13px}.kbl div.on{background:#FDF0F4;color:var(--pri);font-weight:600}
.kbr{flex:1;padding:16px;display:flex;flex-direction:column;gap:10px}.kbr textarea{width:100%;min-height:90px;border:1px solid var(--line);border-radius:8px;padding:10px;font-family:inherit;font-size:13.5px;line-height:1.5}
.toast{position:fixed;bottom:22px;right:22px;background:#2A2226;color:#fff;padding:11px 16px;border-radius:9px;font-size:13px;opacity:0;transition:.3s;pointer-events:none}.toast.on{opacity:1}
#pt td:nth-child(3),#pt td:nth-child(4){white-space:nowrap}
.hint{font-size:12px;color:var(--mut)}


.top{gap:12px}.top h1{min-width:150px}
.gsel{display:flex;align-items:center;gap:8px;position:relative}
.gsel label{font-size:12px;color:var(--mut)}
.mseg{display:flex;border:1px solid var(--line);border-radius:9px;overflow:hidden}
.mseg span{padding:6px 11px;font-size:12.5px;cursor:pointer;border-right:1px solid var(--line);background:#fff}.mseg span:last-child{border-right:0}
.mseg span.on{background:var(--pri);color:#fff}
.pbtn{border:1px solid var(--line);background:#fff;border-radius:9px;padding:6px 11px;font-size:12.5px;cursor:pointer;min-width:170px;text-align:left}
.pdrop{position:absolute;top:38px;left:0;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.12);width:330px;max-height:430px;overflow:auto;z-index:20;display:none;padding:8px}
.pdrop.on{display:block}.pdrop h4{margin:8px 6px 4px;font-size:11px;text-transform:uppercase;color:var(--mut);letter-spacing:.4px}
.pdrop label{display:flex;align-items:center;gap:8px;padding:5px 6px;border-radius:6px;cursor:pointer;font-size:13px}.pdrop label:hover{background:#FBF7F9}
.pdrop .acts{display:flex;gap:6px;padding:4px 6px 8px;border-bottom:1px solid var(--line)}
.mg{display:inline-block;border-radius:5px;padding:1px 6px;font-size:10.5px;font-weight:700}
.mg-pttm{background:#FDE7EF;color:#8B1E3F}.mg-mp{background:#E3F4EA;color:#2E7D4F}.mg-da{background:#ECE6F8;color:#5B3FA0}
.pg{font-size:11.5px;color:var(--mut);display:flex;align-items:center;gap:5px;margin-bottom:4px}.pg .ch{width:15px;height:15px;font-size:8.5px;border-radius:4px}
.empty{padding:50px 20px;text-align:center;color:var(--mut)}.empty b{display:block;font-size:16px;color:var(--txt);margin:8px 0}
.empty .ic{font-size:36px}
.grp{padding:0}.grp .gh{display:flex;align-items:center;gap:10px;padding:13px 16px;border-bottom:1px solid var(--line)}.grp .gh b{font-size:15px}
td select.mini,td input.mini{padding:4px 6px;font-size:12.5px;border:1px solid var(--line);border-radius:6px;background:#fff;max-width:170px}
.cst{font-size:12px}.cst.ok{color:var(--ok)}.cst.wait{color:var(--hum)}.cst.err{color:var(--warn)}
.modal-bg{position:fixed;inset:0;background:rgba(40,20,30,.45);display:none;align-items:center;justify-content:center;z-index:50}.modal-bg.on{display:flex}
.modal{background:#fff;border-radius:14px;width:560px;padding:22px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.modal h2{margin:0 0 4px;font-size:18px}.modal .row{margin:14px 0}.modal .row>label{display:block;font-size:12.5px;font-weight:600;margin-bottom:6px}
.opts{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.opt{border:1.5px solid var(--line);border-radius:10px;padding:10px 6px;text-align:center;cursor:pointer;font-size:12.5px;display:flex;flex-direction:column;align-items:center;gap:6px}
.opt.on{border-color:var(--pri);background:#FDF0F4}.opts.m3{grid-template-columns:repeat(3,1fr)}
.modal input[type=text]{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:8px;font-size:13px}
.modal .foot{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}
.stat-sum{display:flex;gap:10px;flex-wrap:wrap}.stat-sum .card{padding:10px 14px;font-size:12.5px}.stat-sum b{font-size:18px;color:var(--pri);display:block}

/* bổ sung cho bản chạy thật */
.login-wrap{display:flex;height:100vh;align-items:center;justify-content:center;background:linear-gradient(135deg,#5E1029,#8B1E3F)}
.login{background:#fff;border-radius:14px;padding:28px;width:340px;display:flex;flex-direction:column;gap:12px}
.login input,.fld input,.fld select,.fld textarea{width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit}
.err{color:var(--warn);font-size:12.5px;min-height:16px}
.m .fail{color:var(--warn);font-weight:600}
td input.cell,td textarea.cell{width:100%;border:1px solid transparent;background:transparent;padding:4px 5px;font-family:inherit;font-size:13px;border-radius:5px}
td input.cell:focus,td textarea.cell:focus{border-color:var(--pri);background:#fff;outline:0}
td textarea.cell{min-height:34px;resize:vertical}
.fld{display:flex;flex-direction:column;gap:5px;margin:8px 0}.fld label{font-size:12.5px;font-weight:600}
.warnline{font-size:12px;color:var(--warn)}
.simwrap{display:flex;gap:16px;flex:1;min-height:0}.simphone{width:420px;display:flex;flex-direction:column;min-height:560px}
.simphone .msgs{background:#FAF8F9}.m.c.me{align-self:flex-end;background:#0084FF;color:#fff;border:0}.m.b.them,.m.h.them{align-self:flex-start}