:root{
  --bg:#0f172a; --panel:#ffffff; --ink:#1e293b; --muted:#64748b;
  --line:#e2e8f0; --brand:#2563eb; --brand-d:#1d4ed8; --ok:#16a34a;
  --err:#dc2626; --warn:#d97706; --soft:#f8fafc; --radius:12px;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0}
body{font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--soft)}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
code{background:#f1f5f9;padding:1px 5px;border-radius:5px;font-size:.85em}

/* Topbar */
.topbar{display:flex;align-items:center;gap:18px;background:var(--bg);color:#fff;
  padding:10px 20px;flex-wrap:wrap}
.brand{color:#fff;font-weight:700;font-size:17px}
.brand:hover{text-decoration:none;opacity:.9}
.mainnav{display:flex;gap:4px;flex-wrap:wrap;flex:1}
.mainnav a{color:#cbd5e1;padding:6px 10px;border-radius:8px;font-size:14px}
.mainnav a:hover{background:rgba(255,255,255,.08);color:#fff;text-decoration:none}
.mainnav a.active{background:var(--brand);color:#fff}
.nav-sep{width:1px;background:rgba(255,255,255,.2);margin:0 4px}
.userbox{display:flex;align-items:center;gap:12px}
.who{font-size:13px;color:#cbd5e1}
.who em{display:block;font-style:normal;color:#94a3b8;font-size:11px}

.wrap{max-width:1120px;margin:0 auto;padding:22px 20px 60px}
.page-title{font-size:22px;margin:6px 0 18px}
.foot{text-align:center;color:var(--muted);padding:20px;font-size:12px}

/* Cards */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;margin-bottom:18px;box-shadow:0 1px 2px rgba(15,23,42,.04)}
.card.narrow{max-width:560px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.card h2{font-size:16px;margin:0 0 12px}
.card h3{font-size:14px;margin:16px 0 8px;color:var(--muted)}

/* Buttons */
.btn{display:inline-block;background:#fff;border:1px solid var(--line);color:var(--ink);
  padding:8px 14px;border-radius:9px;cursor:pointer;font-size:14px;line-height:1;text-align:center}
.btn:hover{background:var(--soft);text-decoration:none}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-d)}
.btn-danger{background:#fff;border-color:#fecaca;color:var(--err)}
.btn-danger:hover{background:#fef2f2}
.btn-ghost{background:transparent;border-color:transparent;color:var(--muted)}
.btn-sm{padding:5px 9px;font-size:12px}
.btn-block{width:100%;padding:11px}
.inline{display:inline}

/* Flash */
.flash{padding:11px 14px;border-radius:9px;margin-bottom:14px;font-size:14px}
.flash-ok{background:#f0fdf4;border:1px solid #bbf7d0;color:#166534}
.flash-err{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}

/* Forms */
label{display:block;margin-bottom:12px;font-size:13px;color:var(--muted)}
label.check{display:flex;align-items:center;gap:8px;color:var(--ink)}
label.check input{margin:0}
input[type=text],input[type=password],input[type=email],input[type=number],
input[type=date],input[type=datetime-local],select,textarea{
  width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:9px;
  font:inherit;color:var(--ink);background:#fff;margin-top:4px}
input[type=color]{width:48px;height:34px;padding:2px;border:1px solid var(--line);border-radius:8px;margin-top:4px}
textarea{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}
select:focus,input:focus,textarea:focus{outline:2px solid #bfdbfe;border-color:var(--brand)}
.row{display:flex;gap:12px}
.row .grow{flex:1}
.form-actions{display:flex;gap:10px;align-items:center;margin-top:6px}

/* Tables */
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th,.table td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
.table th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em}
.table tr.muted td{opacity:.55}
.r{text-align:right}
.nowrap{white-space:nowrap}
.muted{color:var(--muted)}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:7px;vertical-align:middle}
.pill{display:inline-block;background:#f1f5f9;color:var(--muted);padding:2px 9px;border-radius:20px;font-size:12px}
.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:12px;font-weight:600}
.badge-live{background:#dcfce7;color:#166534}

/* Layout helpers */
.cols{display:grid;grid-template-columns:360px 1fr;gap:18px;align-items:start}
.col-form,.col-list{min-width:0}
.filter-bar{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}
.filter-bar label{margin-bottom:0}
.grid-tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:18px}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;text-align:center}
.tile-val{font-size:26px;font-weight:700;color:var(--brand)}
.tile-lbl{font-size:12px;color:var(--muted);margin-top:2px;text-transform:uppercase;letter-spacing:.04em}

/* Timer */
.timer-card{padding:20px}
.timer-running{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.timer-clock{font-size:30px;font-weight:700;font-variant-numeric:tabular-nums;margin-left:auto}
.timer-start{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}
.timer-start .grow{flex:1;margin-bottom:0}

/* Charts */
.chart-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.chart-wide{grid-column:1 / -1}
.chart-box{position:relative;height:300px}
.chart-legend{list-style:none;margin:12px 0 0;padding:0;font-size:13px}
.chart-legend li{display:flex;align-items:center;gap:8px;padding:3px 0}
.lg-dot{width:10px;height:10px;border-radius:3px;flex:none}
.lg-lbl{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lg-val{color:var(--muted);white-space:nowrap}

/* Report traffic-light cells */
.cell-green{background:#dcfce7;color:#166534}
.cell-orange{background:#ffedd5;color:#9a3412}
.cell-red{background:#fee2e2;color:#991b1b}
.matrix td,.matrix th{white-space:nowrap;font-size:12px;padding:6px 8px}

/* Perms */
.perms{border:1px solid var(--line);border-radius:9px;padding:12px;margin-bottom:12px}
.perms legend{padding:0 6px;color:var(--muted);font-size:13px}
.perm-grp{margin-bottom:10px}
.perm-grp>strong{display:block;font-size:12px;color:var(--brand);margin-bottom:4px}
.ref{margin:4px 0;padding-left:18px;font-size:13px;columns:2}

/* Auth + install */
.auth-body{background:var(--bg);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.auth-card{background:#fff;border-radius:16px;padding:32px;width:100%;max-width:380px;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.install-card{background:#fff;border-radius:16px;padding:32px;width:100%;max-width:620px;box-shadow:0 20px 50px rgba(0,0,0,.3);margin:20px auto}
.auth-brand{font-size:24px;font-weight:700;text-align:center}
.auth-sub{text-align:center;color:var(--muted);margin:4px 0 22px}
.auth-form label,.install-form label{color:var(--ink)}
.ok-mark{color:var(--ok);font-weight:600}
.bad-mark{color:var(--err);font-weight:600}
.db-toggle{display:flex;gap:18px;flex-wrap:wrap;margin-bottom:12px}
.update-box{margin-top:14px;padding:12px;border-radius:9px;background:var(--soft);border:1px solid var(--line)}
.update-box.update-avail{background:#fffbeb;border-color:#fde68a}

/* Tabs */
.tabs{display:flex;gap:4px;margin-bottom:14px;border-bottom:1px solid var(--line)}
.tab{padding:8px 16px;border-radius:9px 9px 0 0;color:var(--muted);font-size:14px;border:1px solid transparent;border-bottom:0;margin-bottom:-1px}
.tab:hover{color:var(--ink);text-decoration:none}
.tab.active{background:var(--panel);color:var(--brand);border-color:var(--line);font-weight:600}

/* Calendar */
.cal-card{padding:14px}
.cal-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.cal-nav{display:flex;gap:6px}
.cal-title{font-size:15px}
.cal-hint{font-size:12px;margin:0 0 10px}
.cal{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.cal-head{display:flex;border-bottom:1px solid var(--line);background:var(--soft);padding-right:var(--scrollbar,0px)}
.cal-gutter{width:52px;flex:none;position:relative;border-right:1px solid var(--line)}
.cal-daycell{flex:1;min-width:0;padding:6px 8px;font-size:12px;display:flex;justify-content:space-between;gap:6px;border-right:1px solid var(--line)}
.cal-daycell:last-child{border-right:0}
.cal-daycell.today .cal-dayname{color:var(--brand);font-weight:700}
.cal-daytotal{color:var(--muted);white-space:nowrap}
.cal-scroll{height:620px;overflow-y:auto;position:relative}
.cal-grid{display:flex;position:relative}
.cal-hour{position:absolute;right:6px;transform:translateY(-50%);font-size:11px;color:var(--muted)}
.cal-col{flex:1;min-width:0;position:relative;border-right:1px solid var(--line);cursor:crosshair;
  background-image:repeating-linear-gradient(to bottom,transparent 0,transparent 47px,var(--line) 47px,var(--line) 48px);
  touch-action:pan-y;user-select:none}
.cal-col:last-child{border-right:0}
.cal-col.today{background-color:#f8fbff}
.cal-block{position:absolute;box-sizing:border-box;border-radius:6px;padding:2px 5px;color:#fff;font-size:11px;
  line-height:1.3;overflow:hidden;cursor:pointer;border:1px solid rgba(255,255,255,.55);box-shadow:0 1px 2px rgba(15,23,42,.25)}
.cal-block:hover{filter:brightness(1.08)}
.cal-b-title{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cal-b-time{opacity:.9}
.cal-b-note{opacity:.9;overflow:hidden;text-overflow:ellipsis}
.cal-ghost{position:absolute;left:2px;right:2px;background:rgba(37,99,235,.25);border:1px dashed var(--brand);
  border-radius:6px;font-size:11px;color:var(--brand-d);padding:2px 5px;pointer-events:none}
.cal-now{position:absolute;left:0;right:0;height:0;border-top:2px solid var(--err);pointer-events:none;z-index:2}
.cal-dialog{border:0;border-radius:14px;padding:22px;width:min(480px,92vw);box-shadow:0 20px 50px rgba(15,23,42,.35)}
.cal-dialog::backdrop{background:rgba(15,23,42,.45)}
.cal-dialog h2{margin:0 0 14px;font-size:17px}
.cal-delete{margin-left:auto}

@media(max-width:820px){
  .cols{grid-template-columns:1fr}
  .chart-grid{grid-template-columns:1fr}
  .grid-tiles{grid-template-columns:1fr}
  .ref{columns:1}
}

/* Demo mode */
.demo-banner{background:#fef3c7;border-bottom:1px solid #fde68a;color:#92400e;
  text-align:center;font-size:13px;padding:8px 16px}