/* Coal Quality Complaint Monitor - one stylesheet for all pages */
:root{
  --bg:#f2f4f7; --panel:#ffffff; --text:#1c2229; --muted:#5b6672; --line:#d8dee6;
  --coal:#1d2126; --blue:#1d4f91; --blue-soft:#e4edf9; --amber:#b9780a; --green:#217447;
  --red:#b3261e; --orange:#c75b12; --grey:#7d8794; --side:#171b20; --side-text:#cdd5de;
  --input:#ffffff; --shadow:0 1px 3px rgba(0,0,0,.12); --grid:rgba(0,0,0,.08);
}
:root[data-theme="dark"]{
  --bg:#111418; --panel:#1b2026; --text:#e7ebf0; --muted:#9ba6b2; --line:#323a44;
  --coal:#0c0e11; --blue:#7fb2f2; --blue-soft:#1f2c3f; --amber:#e2a93a; --green:#4fbf85;
  --red:#ef7b72; --orange:#f09a55; --grey:#8f99a5; --side:#0b0d10; --side-text:#b9c3ce;
  --input:#14181d; --shadow:0 1px 3px rgba(0,0,0,.5); --grid:rgba(255,255,255,.09);
}
*{box-sizing:border-box}
html{font-size:16px}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.45}
a{color:var(--blue)}
h1,h2,h3{margin:0}
.shell{display:grid;grid-template-columns:240px minmax(0,1fr);min-height:100vh}
.sidebar{background:var(--side);color:var(--side-text);position:sticky;top:0;height:100vh;overflow-y:auto;padding:12px 0}
.brand{padding:8px 16px 16px;border-bottom:1px solid #2a3139;margin-bottom:8px}
.brand b{display:block;color:#fff;font-size:1.05rem}
.brand span{font-size:.78rem;color:#9aa6b3}
.nav a{display:flex;gap:10px;align-items:center;padding:11px 16px;color:var(--side-text);text-decoration:none;font-size:.93rem;border-left:4px solid transparent;min-height:44px}
.nav a:hover{background:#232a32}
.nav a.active{background:#23364f;color:#fff;border-left-color:#e2a93a;font-weight:600}
.nav .grp{padding:12px 16px 4px;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:#7d8a98}
.content{min-width:0;display:flex;flex-direction:column}
.topbar{background:var(--coal);color:#fff;display:flex;gap:12px;align-items:center;padding:10px 16px;position:sticky;top:0;z-index:20}
.topbar h1{font-size:1.15rem;line-height:1.2}
.topbar .sub{font-size:.78rem;color:#b5bfca}
.topbar .grow{flex:1;min-width:0}
.topbar input[type=search]{background:#2a3139;border:1px solid #3b444f;color:#fff;border-radius:8px;padding:9px 12px;min-height:40px;width:min(280px,34vw)}
.icon-btn{background:#2a3139;color:#fff;border:1px solid #3b444f;border-radius:8px;min-height:40px;min-width:40px;padding:0 10px;cursor:pointer;font-size:1rem}
.menu-btn{display:none}
.demo-banner{background:#fff4d6;color:#5c4200;border-bottom:2px solid #e2a93a;padding:8px 16px;font-size:.88rem}
:root[data-theme="dark"] .demo-banner{background:#3a2f12;color:#f3d58a}
.demo-banner b{letter-spacing:.03em}
.live-banner{background:#e3f4ea;color:#14532d;border-bottom:2px solid var(--green);padding:8px 16px;font-size:.88rem}
main{padding:16px;display:flex;flex-direction:column;gap:16px;min-width:0}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:14px;min-width:0}
.card h2{font-size:1.02rem;margin-bottom:4px}
.card .hint{color:var(--muted);font-size:.82rem;margin:0 0 8px}
.card-head{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between;margin-bottom:6px}
.card-head .ctl{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:.85rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,430px),1fr));gap:16px}
.span2{grid-column:1/-1}
.chart-box{position:relative;height:300px}
.chart-box.empty canvas{visibility:hidden}
.chart-box .nodata{display:none;position:absolute;inset:0;align-items:center;justify-content:center;color:var(--muted);text-align:center;padding:12px}
.chart-box.empty .nodata{display:flex}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:0 16px;border-radius:8px;border:1px solid var(--line);background:var(--panel);color:var(--text);font-size:.95rem;cursor:pointer;font-weight:600}
.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}
:root[data-theme="dark"] .btn.primary{color:#0b1420}
.btn.small{min-height:36px;padding:0 12px;font-size:.85rem}
.btn:disabled{opacity:.5;cursor:not-allowed}
select,input[type=text],input[type=number],input[type=date],input[type=time],input[type=search],textarea{width:100%;min-height:44px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--input);color:var(--text);font:inherit}
textarea{min-height:80px}
label{font-size:.82rem;font-weight:600;color:var(--muted);display:block;margin-bottom:3px}
.ctrlbar{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:center}
.ctrlbar .grp{display:flex;flex-direction:column;gap:2px;font-size:.8rem;color:var(--muted)}
.ctrlbar .row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.ctrlbar select{width:auto;min-height:40px}
.badge-demo{display:inline-block;padding:4px 10px;border-radius:999px;background:#e2a93a;color:#2a1d00;font-weight:800;font-size:.8rem;letter-spacing:.04em}
.badge-live{display:inline-block;padding:4px 10px;border-radius:999px;background:var(--green);color:#fff;font-weight:800;font-size:.8rem}
.title-row h2{font-size:1.5rem}
.title-row p{margin:2px 0 0;color:var(--muted)}
.live-counter{display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center;background:var(--coal);color:#fff;border-radius:12px;padding:16px 20px}
.live-counter .big{font-size:3.4rem;font-weight:800;line-height:1;color:#ffd166}
.live-counter .lab{font-size:.8rem;letter-spacing:.08em;color:#c6cfd9}
.live-counter .mini{display:flex;gap:10px;flex-wrap:wrap}
.live-counter .mini div{background:#2a3139;border-radius:8px;padding:6px 12px;min-width:104px}
.live-counter .mini b{display:block;font-size:1.3rem}
.live-counter .mini span{font-size:.72rem;color:#b5bfca}
.pulse{animation:pulse 1.2s ease-out 1}
@keyframes pulse{0%{transform:scale(1.25);color:#fff}100%{transform:scale(1)}}
details.card>summary{cursor:pointer;font-weight:700;font-size:1.02rem;min-height:36px;display:flex;align-items:center}
.filters{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,190px),1fr));gap:10px;margin-top:10px}
.filter-actions{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr));gap:12px}
.kpi{background:var(--panel);border:1px solid var(--line);border-top:5px solid var(--blue);border-radius:12px;padding:12px 14px;box-shadow:var(--shadow)}
.kpi .l{font-size:.82rem;color:var(--muted);font-weight:700}
.kpi .n{font-size:2.1rem;font-weight:800;line-height:1.15}
.kpi .p{font-size:.82rem;color:var(--muted)}
.kpi .chg{font-size:.82rem;font-weight:700;margin-top:2px}
.kpi svg{width:100%;height:34px;margin-top:4px}
.good{color:var(--green)} .bad{color:var(--red)} .flat{color:var(--muted)}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:.88rem}
th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{font-size:.76rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);white-space:nowrap}
tr.click{cursor:pointer}
tr.click:hover{background:var(--blue-soft)}
.pill{display:inline-block;padding:2px 8px;border-radius:999px;font-size:.74rem;font-weight:700;border:1px solid var(--line);background:var(--bg);white-space:nowrap;margin:1px 2px 1px 0}
.pill.new{background:#e2a93a;color:#2a1d00;border-color:#e2a93a}
.st-open{border-color:var(--blue);color:var(--blue)}
.st-exam{border-color:var(--amber);color:var(--amber)}
.st-done{border-color:var(--green);color:var(--green)}
.st-other{border-color:var(--grey);color:var(--grey)}
.pr-critical{border-color:var(--red);color:var(--red)} .pr-high{border-color:var(--orange);color:var(--orange)}
.pager{display:flex;gap:8px;align-items:center;justify-content:flex-end;margin-top:8px;flex-wrap:wrap}
.note{font-size:.82rem;color:var(--muted)}
.err{background:#fde8e6;border:1px solid var(--red);color:#7a1610;border-radius:8px;padding:10px 12px}
:root[data-theme="dark"] .err{background:#3b1714;color:#ffb4ad}
.okbox{background:#e3f4ea;border:1px solid var(--green);color:#14532d;border-radius:8px;padding:10px 12px}
:root[data-theme="dark"] .okbox{background:#133021;color:#a9e6c5}
.toast{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);background:var(--coal);color:#fff;padding:10px 16px;border-radius:8px;z-index:100;max-width:92vw;box-shadow:0 4px 14px rgba(0,0,0,.4)}
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:60;display:none;align-items:flex-start;justify-content:center;overflow-y:auto;padding:16px}
.modal-bg.open{display:flex}
.modal{background:var(--panel);color:var(--text);border-radius:12px;max-width:900px;width:100%;padding:16px;margin:auto}
.modal h3{font-size:1.05rem;margin:14px 0 6px;color:var(--blue);border-bottom:1px solid var(--line);padding-bottom:3px}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:6px 16px}
.kv div{font-size:.9rem}.kv span{display:block;font-size:.74rem;color:var(--muted);font-weight:700}
.warnbox{background:#fff4d6;border:1px solid #e2a93a;color:#5c4200;padding:8px 10px;border-radius:8px;font-size:.86rem}
:root[data-theme="dark"] .warnbox{background:#3a2f12;color:#f3d58a}
/* form */
.form-sec{background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:0}
.form-sec>summary{padding:12px 14px;font-weight:800;cursor:pointer;min-height:44px;display:flex;align-items:center;background:var(--blue-soft);border-radius:12px}
.form-sec[open]>summary{border-radius:12px 12px 0 0}
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:12px;padding:14px}
.fields .full{grid-column:1/-1}
.fields .sub-h{grid-column:1/-1;font-weight:800;color:var(--blue);border-bottom:1px solid var(--line);padding-bottom:2px;margin-top:6px}
.checks{display:flex;flex-wrap:wrap;gap:8px}
.checks label{display:flex;gap:8px;align-items:center;font-size:.9rem;font-weight:500;color:var(--text);border:1px solid var(--line);border-radius:8px;padding:8px 12px;min-height:44px;margin:0;cursor:pointer;background:var(--input)}
.checks input{width:20px;height:20px}
.req{color:var(--red)}
.invalid{border-color:var(--red)!important;outline:2px solid var(--red)}
.fhint{font-size:.76rem;color:var(--muted);margin-top:2px}
.sticky-submit{position:sticky;bottom:0;background:var(--bg);padding:10px 0;display:flex;gap:10px;flex-wrap:wrap;z-index:5}
pre{background:var(--coal);color:#e6edf3;padding:12px;border-radius:8px;overflow-x:auto;font-size:.8rem}
.tabs{display:flex;gap:6px;flex-wrap:wrap}
.tabs button{min-height:40px}
.tabs button.on{background:var(--blue);color:#fff;border-color:var(--blue)}
.cols2{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:16px}
@media (max-width:900px){
  .shell{grid-template-columns:1fr}
  .sidebar{position:fixed;left:0;top:0;bottom:0;width:250px;z-index:50;transform:translateX(-100%);transition:transform .2s}
  .sidebar.open{transform:none}
  .menu-btn{display:inline-block}
  .topbar input[type=search]{width:100%}
  .live-counter .big{font-size:2.6rem}
  .grid{grid-template-columns:1fr}
  .chart-box{height:280px}
}
@media (max-width:520px){ .topbar .sub{display:none} .topbar{flex-wrap:wrap} .topbar .grow{flex-basis:60%} }
@media print{
  .sidebar,.topbar,.ctrlbar,.filters-card,.btn,.pager,.menu-btn,.no-print{display:none!important}
  .shell{display:block} body{background:#fff;color:#000}
  .card,.kpi{box-shadow:none;break-inside:avoid}
  .demo-banner{display:block!important}
}
[hidden]{display:none!important}
.icon-btn{flex-shrink:0;white-space:nowrap}