:root{
  --bg:#f4f7fa;--card:#fff;--text:#172b4d;--muted:#7a8aa0;--line:#e7edf4;--blue:#2f8ef6;--blue-soft:#eaf4ff;
  --good:#22a06b;--good-soft:#e9f8f1;--acceptable:#6cbf84;--acceptable-soft:#edf8f0;--warning:#f0a20b;--warning-soft:#fff6df;--danger:#ef4444;--danger-soft:#fff0f0;
  --shadow:0 1px 3px rgba(27,58,102,.05);--radius:14px;--sidebar:188px;
}
*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif;font-size:14px}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.app{display:grid;grid-template-columns:var(--sidebar) 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;background:#fff;border-right:1px solid var(--line);padding:18px 12px;display:flex;flex-direction:column;z-index:10}.brand{height:55px;display:flex;align-items:center;padding:0 10px 10px}.brand img{width:138px;height:auto}.nav{display:flex;flex-direction:column;gap:6px;margin-top:10px}.nav a{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:10px;color:#526681;font-weight:600}.nav a:hover{background:#f6f9fc}.nav a.active{background:var(--blue-soft);color:var(--blue)}.nav .ico{width:20px;text-align:center;font-size:18px}.sidebar-spacer{flex:1}.siti-side-card{background:linear-gradient(155deg,#f4f9ff,#e6f3ff);border:1px solid #dceeff;border-radius:14px;padding:12px;text-align:center}.siti-side-card img{width:58px;height:58px;border-radius:50%;box-shadow:0 5px 15px rgba(47,142,246,.18)}.siti-side-card strong{display:block;margin-top:5px}.siti-side-card small{color:var(--muted)}
.main{min-width:0;padding-bottom:40px}.topbar{height:78px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 26px;position:sticky;top:0;z-index:8}.page-title h1{font-size:22px;margin:0 0 3px}.page-title .sub{color:var(--muted)}.top-actions{display:flex;align-items:center;gap:22px;color:#546985}.top-actions .clock{text-align:right;font-size:12px}.top-actions .clock strong{display:block;font-size:13px;color:#324966}.user-chip{display:flex;align-items:center;gap:9px}.user-avatar{width:36px;height:36px;border-radius:50%;background:var(--blue-soft);display:grid;place-items:center;color:var(--blue);font-weight:700}.content{padding:20px 24px;max-width:1700px;margin:0 auto}.grid{display:grid;gap:14px}.kpi-grid{grid-template-columns:repeat(6,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.kpi{padding:14px 16px;min-height:126px;display:flex;flex-direction:column;justify-content:space-between}.kpi-head{display:flex;align-items:center;gap:10px;color:#5d708a}.metric-icon{width:34px;height:34px;border-radius:50%;background:#eff6ff;display:grid;place-items:center;color:var(--blue);font-size:17px}.metric-icon.good{background:var(--good-soft);color:var(--good)}.kpi-value{font-size:26px;letter-spacing:-.5px;color:#10223f}.kpi-value.status-good{color:var(--good)}.kpi-value.status-acceptable{color:#6ea83f}.kpi-value.status-warning{color:var(--warning)}.kpi-value.status-danger{color:var(--danger)}.kpi time{color:#98a5b6;font-size:11px}.filter-card{margin-top:14px;padding:13px 16px}.filter-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr auto;gap:12px;align-items:end}.field label{display:block;font-size:12px;font-weight:700;margin-bottom:6px;color:#50647f}.field select,.field input,.field textarea{width:100%;height:40px;border:1px solid #dbe4ee;border-radius:8px;background:#fff;padding:0 12px;color:#233a58;outline:none}.field textarea{height:90px;padding-top:10px}.field select:focus,.field input:focus,.field textarea:focus{border-color:#92c5ff;box-shadow:0 0 0 3px #edf6ff}.btn{border:0;border-radius:8px;height:40px;padding:0 18px;background:var(--blue);color:#fff;cursor:pointer;font-weight:700}.btn:hover{filter:brightness(.98)}.btn.secondary{background:#eff5fb;color:#3e5f84}.btn.ghost{background:#fff;color:var(--blue);border:1px solid #cfe4ff}.btn.danger{background:#ef4444}.section{margin-top:14px}.dashboard-main{grid-template-columns:minmax(0,2.45fr) minmax(300px,.9fr)}.stack{display:flex;flex-direction:column;gap:14px}.card-head{padding:14px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.card-head h2{font-size:16px;margin:0}.card-body{padding:15px 16px}.link{color:var(--blue);font-weight:600}.alert-item{padding:13px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:36px 1fr auto;gap:11px;align-items:start}.alert-item:last-child{border-bottom:0}.alert-icon{width:34px;height:34px;border-radius:50%;display:grid;place-items:center}.alert-icon.warning{background:var(--warning-soft);color:var(--warning)}.alert-icon.danger{background:var(--danger-soft);color:var(--danger)}.alert-main strong{display:block;margin-bottom:4px}.alert-main .param{font-size:12px;color:#627690}.alert-main .value{font-size:12px;color:#364e6e;margin-top:3px}.alert-time{font-size:11px;color:#96a3b4;white-space:nowrap}.recommend{background:linear-gradient(145deg,#f8fcff,#edf7ff);border-color:#dceeff}.recommend .card-body{display:flex;gap:12px;align-items:flex-start}.recommend .bulb{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#eaf5ff;color:var(--blue);font-size:20px}.recommend h3{margin:0 0 6px;font-size:15px}.recommend p{margin:0;color:#506680;line-height:1.55}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th{font-size:11px;text-transform:none;letter-spacing:.01em;color:#6a7d94;background:#f8fafc;text-align:left;padding:10px 11px;border-bottom:1px solid var(--line);white-space:nowrap}.table td{padding:11px;border-bottom:1px solid var(--line);white-space:nowrap}.table tbody tr:hover{background:#fafcff}.status-pill{display:inline-flex;align-items:center;gap:7px;font-weight:600}.status-pill:before{content:"";width:9px;height:9px;border-radius:50%;display:inline-block}.status-pill.good{color:var(--good)}.status-pill.good:before{background:var(--good)}.status-pill.acceptable{color:#5d9e61}.status-pill.acceptable:before{background:#78c98b}.status-pill.warning{color:#c88400}.status-pill.warning:before{background:var(--warning)}.status-pill.danger{color:var(--danger)}.status-pill.danger:before{background:var(--danger)}
.chart-shell{height:270px;position:relative}.chart-shell svg{width:100%;height:100%;display:block}.chart-toolbar{display:flex;gap:8px}.chip{display:inline-flex;align-items:center;gap:6px;background:#f6f9fc;border:1px solid var(--line);padding:6px 9px;border-radius:8px;color:#5a6d86;font-size:12px}.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:11px;color:#60748d}.legend span{display:inline-flex;align-items:center;gap:5px}.legend i{width:8px;height:8px;border-radius:50%;display:inline-block}.two-col{grid-template-columns:1.2fr 1fr}.three-col{grid-template-columns:1fr 1fr 1fr}.rooms-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.room-card{padding:16px}.room-card .room-top{display:flex;justify-content:space-between;align-items:start}.room-card h3{margin:0;font-size:15px}.room-card .meta{font-size:12px;color:var(--muted);margin-top:4px}.room-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:15px}.mini-metric{background:#f8fafc;border:1px solid var(--line);border-radius:9px;padding:9px}.mini-metric small{display:block;color:#8392a7;margin-bottom:4px}.mini-metric strong{font-size:15px}.room-card .room-actions{display:flex;justify-content:space-between;align-items:center;margin-top:13px}.device-panel{display:grid;grid-template-columns:260px 1fr;gap:14px}.device-card{padding:18px;display:flex;flex-direction:column;align-items:center;text-align:center}.device-visual{width:155px;height:155px;border-radius:50%;background:linear-gradient(145deg,#edf6ff,#f9fbfd);display:grid;place-items:center;margin:12px 0 10px}.device-box{width:96px;height:100px;border-radius:12px;background:linear-gradient(145deg,#fff,#e7edf3);box-shadow:0 10px 30px rgba(28,67,111,.13);border:1px solid #dfe7ef;position:relative}.device-box:before{content:"IAQ";position:absolute;left:25px;top:38px;width:46px;height:24px;border-radius:4px;background:#dfe5e9;color:#667887;font-size:11px;display:grid;place-items:center}.device-box:after{content:"";position:absolute;right:7px;top:42px;width:4px;height:20px;border-radius:2px;background:#1fd36a}.device-tags{display:grid;grid-template-columns:1fr 1fr;gap:6px;width:100%;margin-top:10px}.device-tags span{font-size:11px;color:#60758f;text-align:left}.details-list{width:100%}.details-row{display:grid;grid-template-columns:180px 1fr;padding:11px 0;border-bottom:1px solid var(--line)}.details-row:last-child{border-bottom:0}.details-row .label{color:#718399}.settings-grid{grid-template-columns:1fr 1fr}.settings-card{padding:17px}.settings-card h3{margin:0 0 14px}.threshold-table input{width:86px;height:34px;border:1px solid #d9e2ed;border-radius:7px;padding:0 8px}.threshold-table td,.threshold-table th{padding:8px}.flash{padding:11px 14px;border-radius:9px;background:#e9f8f1;color:#177a4c;margin-bottom:14px;border:1px solid #d3f0e2}.small-note{font-size:12px;color:var(--muted);line-height:1.5}.report-summary{grid-template-columns:repeat(4,1fr)}.summary-box{padding:16px}.summary-box .big{font-size:22px;margin-top:7px}.summary-box small{color:var(--muted)}
.siti-fab{position:fixed;right:24px;bottom:22px;z-index:40;border:0;background:#fff;border-radius:50%;width:66px;height:66px;padding:3px;box-shadow:0 10px 30px rgba(34,89,146,.22);cursor:pointer;border:2px solid #d9ecff}.siti-fab img{width:100%;height:100%;border-radius:50%}.siti-fab .online{position:absolute;right:1px;bottom:5px;width:13px;height:13px;background:#28b36a;border-radius:50%;border:2px solid #fff}.siti-panel{position:fixed;right:24px;bottom:98px;width:390px;max-width:calc(100vw - 34px);height:520px;background:#fff;border-radius:16px;border:1px solid var(--line);box-shadow:0 18px 55px rgba(19,60,105,.2);z-index:39;display:none;overflow:hidden}.siti-panel.open{display:flex;flex-direction:column}.siti-header{padding:13px 14px;background:linear-gradient(135deg,#f2f9ff,#e6f3ff);border-bottom:1px solid #dbeeff;display:flex;align-items:center;gap:10px}.siti-header img{width:45px;height:45px;border-radius:50%}.siti-header strong{display:block}.siti-header small{color:#6e8299}.siti-close{margin-left:auto;border:0;background:transparent;font-size:22px;cursor:pointer;color:#688099}.siti-messages{flex:1;padding:14px;overflow:auto;background:#fbfdff}.msg{max-width:86%;padding:10px 12px;border-radius:13px;margin:8px 0;line-height:1.45;font-size:13px}.msg.bot{background:#eef7ff;color:#274766;border-bottom-left-radius:4px}.msg.user{background:#2f8ef6;color:#fff;margin-left:auto;border-bottom-right-radius:4px}.siti-quick{display:flex;gap:6px;overflow-x:auto;padding:8px 12px 0;background:#fff}.siti-quick button{white-space:nowrap;border:1px solid #d8e9fb;background:#f7fbff;color:#3971a9;border-radius:20px;padding:6px 9px;font-size:11px;cursor:pointer}.siti-input{padding:10px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:8px}.siti-input input{height:40px;border:1px solid #dbe4ee;border-radius:9px;padding:0 11px;outline:none}.siti-input button{width:42px;height:40px;border:0;border-radius:9px;background:var(--blue);color:#fff;cursor:pointer}.siti-page{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(330px,.7fr);gap:14px}.siti-page-chat{height:590px;display:flex;flex-direction:column}.siti-page-chat .siti-messages{display:block}.siti-profile{padding:20px;text-align:center}.siti-profile img{width:120px;height:120px;border-radius:50%;box-shadow:0 12px 30px rgba(47,142,246,.2)}.siti-profile h2{margin:12px 0 2px}.siti-profile p{color:var(--muted);line-height:1.6}.quick-card{padding:14px;margin-top:14px}.quick-card button{width:100%;text-align:left;border:0;border-bottom:1px solid var(--line);background:#fff;padding:10px 4px;cursor:pointer;color:#355b83}.quick-card button:last-child{border-bottom:0}
@media(max-width:1250px){.kpi-grid{grid-template-columns:repeat(3,1fr)}.dashboard-main{grid-template-columns:1fr}.rooms-grid{grid-template-columns:repeat(2,1fr)}.filter-grid{grid-template-columns:repeat(2,1fr)}.filter-grid .btn{width:100%}.report-summary{grid-template-columns:repeat(2,1fr)}.device-panel{grid-template-columns:1fr}}
@media(max-width:850px){:root{--sidebar:72px}.sidebar{padding:12px 8px}.brand img{width:52px;object-fit:cover;object-position:left}.nav a{justify-content:center;padding:11px 8px}.nav .label,.siti-side-card strong,.siti-side-card small{display:none}.siti-side-card img{width:42px;height:42px}.content{padding:14px}.topbar{padding:0 14px}.page-title h1{font-size:17px}.top-actions .clock{display:none}.kpi-grid{grid-template-columns:repeat(2,1fr)}.rooms-grid,.settings-grid,.two-col,.three-col,.siti-page{grid-template-columns:1fr}.filter-grid{grid-template-columns:1fr}.device-panel{grid-template-columns:1fr}.siti-panel{right:10px;bottom:88px}.siti-fab{right:12px}}
@media(max-width:520px){.kpi-grid{grid-template-columns:1fr}.topbar{height:auto;min-height:70px}.page-title .sub{font-size:11px}.user-chip span{display:none}.content{padding:10px}.report-summary{grid-template-columns:1fr}}

/* IAQ.my refinement: dashboard filter first, real SITI avatar, PDF action */
.dashboard-filter{margin-top:0}
.report-pdf-btn{display:inline-flex;align-items:center;justify-content:center;background:#2f8ef6;color:#fff;border:0;white-space:nowrap}
.siti-side-card img,.siti-fab img,.siti-header img{object-fit:cover;object-position:50% 22%;background:#f2f4f8}
.siti-profile img.siti-full{width:190px;height:240px;border-radius:16px;object-fit:cover;object-position:50% 10%;box-shadow:0 12px 30px rgba(74,67,122,.16);border:1px solid #e7e3ef;background:#f5f2fa}
.siti-fab{overflow:visible;background:#f8f6fb;border-color:#dcd4ed}
.siti-fab img{overflow:hidden}
.siti-header img{border:1px solid #dfd8ec}
@media(max-width:850px){.siti-profile img.siti-full{width:160px;height:205px}}