/* Theme from design/stitch/DESIGN.md ("Precision Industrial Dark"). No external resources. */
:root {
  --canvas: #0E1116;
  --card: #161B22;
  --raised: #1F2630;
  --hover: #1C222B;
  --border: #2A323D;
  --accent: #4F8EF7;
  --accent-hover: #3B7BE6;
  --text: #E6EAF0;
  --text2: #8B95A5;
  --good: #34D399;
  --warn: #F59E0B;
  --bad: #F87171;
  --series2: #2DD4BF;
  --neutral: #64748B;
  --font: "Inter", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;

  /* Dash 4 core components */
  --Dash-Fill-Inverse-Strong: var(--raised);
  --Dash-Fill-Interactive-Strong: var(--accent);
  --Dash-Fill-Interactive-Weak: rgba(79, 142, 247, 0.10);
  --Dash-Fill-Primary-Hover: rgba(255, 255, 255, 0.05);
  --Dash-Fill-Primary-Active: rgba(79, 142, 247, 0.18);
  --Dash-Fill-Disabled: rgba(255, 255, 255, 0.04);
  --Dash-Stroke-Strong: var(--border);
  --Dash-Stroke-Weak: var(--border);
  --Dash-Text-Primary: var(--text);
  --Dash-Text-Strong: var(--text);
  --Dash-Text-Weak: var(--text2);
  --Dash-Text-Disabled: #5b6575;
  --Dash-Shading-Strong: rgba(0, 0, 0, 0.6);
  --Dash-Shading-Weak: rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--canvas); color: var(--text); }
body {
  font-family: var(--font);
  font-size: 13px;
  line-height: 18px;
  font-feature-settings: "tnum" 1, "cv05" 1;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, p { margin: 0; }

/* ---- shell ---------------------------------------------------------------------------------- */
.app { display: flex; min-height: 100vh; }
.sidebar {
  position: sticky; top: 0; height: 100vh; width: 240px; flex: 0 0 240px;
  display: flex; flex-direction: column; gap: 24px;
  padding: 20px 14px; background: var(--canvas); border-right: 1px solid var(--border);
}
.brand { padding: 0 6px; }
.brand-name { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; }
.brand-sub { margin-top: 2px; font-size: 11px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text2); }
.nav { display: flex; flex-direction: column; gap: 4px; }
.nav-item {
  display: flex; align-items: center; gap: 10px; height: 36px; padding: 8px 12px;
  border-radius: 6px; border-left: 3px solid transparent;
  color: var(--text2); text-decoration: none; font-size: 14px;
}
.nav-item:hover { color: var(--text); background: var(--hover); }
.nav-item.active { background: var(--raised); border-left-color: var(--accent); color: #FFFFFF; font-weight: 600; }
.nav-icon { width: 18px; height: 18px; flex: 0 0 18px; background: currentColor;
  -webkit-mask: var(--icon) center / contain no-repeat; mask: var(--icon) center / contain no-repeat; }
.icon-overview { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Crect x='3' y='3' width='7' height='9' rx='1'/%3E%3Crect x='14' y='3' width='7' height='5' rx='1'/%3E%3Crect x='14' y='12' width='7' height='9' rx='1'/%3E%3Crect x='3' y='16' width='7' height='5' rx='1'/%3E%3C/svg%3E"); }
.icon-machines { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3Cpath d='M12 2v3M12 19v3M4.2 4.2l2.1 2.1M17.7 17.7l2.1 2.1M2 12h3M19 12h3M4.2 19.8l2.1-2.1M17.7 6.3l2.1-2.1'/%3E%3C/svg%3E"); }
.icon-orders { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Crect x='5' y='4' width='14' height='17' rx='1'/%3E%3Cpath d='M9 4V2h6v2M8 10h8M8 14h8M8 18h5'/%3E%3C/svg%3E"); }
.icon-quality { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M12 2l8 4v6c0 5-3.5 8.5-8 10-4.5-1.5-8-5-8-10V6z'/%3E%3Cpath d='M8.5 12l2.5 2.5 4.5-5'/%3E%3C/svg%3E"); }
.sidebar-note {
  margin-top: auto; padding: 10px 12px; border: 1px solid var(--border); border-radius: 6px;
  background: var(--card); color: var(--text2); font-size: 11px; line-height: 15px;
}

.main { flex: 1 1 auto; min-width: 0; padding: 16px 24px 32px; display: flex; flex-direction: column; gap: 12px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 36px; }
.topbar-title { font-size: 14px; }
.company { font-weight: 600; }
.caption { color: var(--text2); }

/* ---- tags ----------------------------------------------------------------------------------- */
.tag {
  display: inline-flex; align-items: center; gap: 6px; padding: 2px 8px; border-radius: 4px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; white-space: nowrap;
}
.tag-sample { color: var(--text2); background: var(--raised); border: 1px solid var(--border); }
.tag-sample-main { color: var(--warn); background: #2E2211; border: 1px solid var(--warn); padding: 5px 12px; font-size: 12px; }
.tag-icon {
  display: inline-flex; align-items: center; justify-content: center; width: 14px; height: 14px;
  border: 1.5px solid currentColor; border-radius: 50%; font-size: 9px; text-transform: none;
}
.tag-alarm { color: var(--bad); background: rgba(248, 113, 113, 0.12); border: 1px solid var(--bad); }

/* ---- filter bar ----------------------------------------------------------------------------- */
/* Equal columns, label above each control. Wide screens: one row (period + 5 filters).
   Narrower: the period takes the first row, the 5 filters line up below in equal columns. */
.filter-bar {
  display: grid; grid-template-columns: max-content repeat(5, minmax(110px, 1fr)); align-items: end;
  gap: 10px 12px; padding: 10px 12px;
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
}
.filter { display: flex; flex-direction: column; align-items: stretch; gap: 4px; margin: 0; min-width: 0; }
.filter-period-row { display: flex; align-items: center; gap: 8px; }
.filter-period-row .dash-datepicker { flex: 0 1 240px; min-width: 0; }
.filter-label { font-size: 11px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text2);
  line-height: 14px; }
.filter-dropdown, .dash-dropdown { font-size: 13px; }
.filter .filter-dropdown { width: 100%; min-width: 0; }
.filter .dash-dropdown, .filter .dash-datepicker { min-height: 32px; }
@media (max-width: 1500px) {
  .filter-bar { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .filter-period { grid-column: 1 / -1; }
}
.dash-datepicker-input-wrapper { background: var(--raised); border-color: var(--border); border-radius: 6px; }
.dash-datepicker-input { color: var(--text); background: transparent; font-family: var(--font); font-size: 13px; }

.btn { font-family: var(--font); font-size: 13px; border-radius: 6px; cursor: pointer; height: 32px; white-space: nowrap; }
.btn-secondary { padding: 6px 12px; background: var(--raised); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--accent); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---- page grid ------------------------------------------------------------------------------ */
.page { display: flex; flex-direction: column; gap: 12px; }
.grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 12px; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; display: flex; flex-direction: column; min-width: 0;
}
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.card-title-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.card-title { font-size: 16px; font-weight: 600; line-height: 22px; }
.card-subtitle { margin-top: 2px; color: var(--text2); font-size: 12px; line-height: 16px; }
.card-body { margin-top: 10px; flex: 1 1 auto; min-height: 0; display: flex; flex-direction: column; }
.chart { flex: 1 1 auto; height: 300px; min-height: 300px; }
.placeholder { min-height: 200px; }

/* ---- KPI cards ------------------------------------------------------------------------------ */
.kpi-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.kpi-card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; min-width: 0; }
.kpi-label { font-size: 11px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text2); }
.kpi-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 4px; }
.kpi-value { display: flex; align-items: baseline; gap: 6px; white-space: nowrap; }
.kpi-number { font-size: 28px; line-height: 32px; font-weight: 700; letter-spacing: -0.02em; color: var(--text); }
.kpi-unit { font-size: 13px; color: var(--text2); }
.kpi-spark { width: 92px; height: 32px; flex: 0 1 92px; min-width: 50px; }
.kpi-delta { margin-top: 6px; font-size: 12px; display: flex; gap: 4px; align-items: baseline; }
.kpi-arrow { font-weight: 700; }
.tone-good { color: var(--good); }
.tone-bad { color: var(--bad); }
.tone-neutral { color: var(--text2); }

/* ---- tables --------------------------------------------------------------------------------- */
.table-wrap { overflow-x: auto; margin: 0 -16px; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th {
  background: var(--raised); color: var(--text2); text-align: left; font-size: 11px; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase; padding: 8px 10px; border-bottom: 1px solid var(--border); white-space: nowrap;
}
.data-table td { height: 38px; padding: 0 10px; border-bottom: 1px solid var(--border); font-weight: 500; white-space: nowrap; }
.data-table tbody tr:hover { background: var(--hover); }
.data-table th:first-child, .data-table td:first-child { padding-left: 16px; }
.cell-id { color: #ACC7FF; font-weight: 600; }
.cell-text { max-width: 170px; overflow: hidden; text-overflow: ellipsis; }
.cell-date .pill { font-size: 13px; font-weight: 600; }
.cell-empty { color: var(--text2); text-align: center; }
.table-scroll { max-height: 420px; overflow-y: auto; }
.table-scroll th { position: sticky; top: 0; z-index: 1; }
.num { text-align: right; }
.data-table th.num { text-align: right; }
.cell-good { color: var(--good); }
.cell-bad { color: var(--bad); }
.cell-warn { color: var(--warn); }
.cell-muted { color: var(--text2); }
.page-note {
  display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 6px;
  border: 1px solid var(--border); background: var(--card); color: var(--text2); font-size: 12px;
}
.chart-tall { flex: 1 1 auto; height: 520px; min-height: 520px; }
.chart-mid { flex: 1 1 auto; height: 380px; min-height: 380px; }
.span-3 { grid-column: span 3; }
.span-6 { grid-column: span 6; }
.span-12 { grid-column: span 12; }
.table-foot { margin-top: 10px; color: var(--text2); font-size: 12px; }
.pill { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; }
.pill::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.pill.state-late { color: var(--bad); }
.pill.state-risk { color: var(--warn); }
.pill.state-ok { color: var(--good); }

.progress { display: flex; align-items: center; gap: 8px; }
.progress-track { width: 64px; height: 6px; border-radius: 3px; background: var(--raised); overflow: hidden; }
.progress-fill { height: 100%; border-radius: 3px; }
.bar-low { background: var(--bad); }
.bar-mid { background: var(--warn); }
.bar-high { background: var(--series2); }
.progress-label { color: var(--text2); font-size: 12px; min-width: 34px; }

/* ---- responsive ----------------------------------------------------------------------------- */
@media (max-width: 1440px) {
  .kpi-spark { width: 64px; flex-basis: 64px; }
  .kpi-number { font-size: 24px; }
}
@media (max-width: 1200px) {
  .sidebar { width: 64px; flex-basis: 64px; padding: 20px 8px; }
  .brand, .nav-text, .sidebar-note { display: none; }
  .nav-item { justify-content: center; padding: 8px; }
  .kpi-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .span-3, .span-4, .span-5, .span-6, .span-7, .span-8 { grid-column: span 12; }
}
.filter-toggle { display: none; }

/* ---- phones ----------------------------------------------------------------------------------- */
@media (max-width: 720px) {
  html, body { overflow-x: hidden; }
  .app { display: block; }

  /* navigation rail becomes a fixed bottom tab bar */
  .sidebar {
    position: fixed; top: auto; bottom: 0; left: 0; right: 0; z-index: 50;
    width: 100%; height: 60px; padding: 0 4px; flex-direction: row;
    border-right: 0; border-top: 1px solid var(--border); background: var(--card);
  }
  .nav { flex-direction: row; justify-content: space-around; width: 100%; gap: 0; }
  .nav-item {
    flex: 1 1 0; flex-direction: column; justify-content: center; gap: 3px; height: 60px; padding: 4px 0;
    border-left: 0; border-top: 2px solid transparent; border-radius: 0;
  }
  .nav-item.active { background: transparent; border-left: 0; border-top-color: var(--accent); }
  .nav-text { display: block !important; font-size: 11px; line-height: 13px; }

  .main { padding: 10px 10px 76px; gap: 10px; }

  /* header: badge stays, PDF export is a desktop feature */
  .topbar { flex-wrap: wrap; align-items: flex-start; gap: 6px; }
  .topbar-title { font-size: 13px; line-height: 18px; flex: 1 1 100%; }
  .caption { display: block; }
  #btn-print { display: none; }
  .tag-sample-main { padding: 3px 8px; font-size: 11px; }

  /* filters collapse behind the "Filtri" button */
  .filter-bar { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 8px; gap: 10px 8px; }
  .filter-toggle { display: flex; align-items: center; justify-content: space-between; grid-column: 1 / -1; }
  .filter-toggle-caret { transition: transform 0.15s; }
  .filter-bar.open .filter-toggle-caret { transform: rotate(180deg); }
  .filter-bar > .filter { display: none; }
  .filter-bar.open > .filter { display: flex; }
  .filter-period { grid-column: 1 / -1; }
  .filter-period-row { flex-wrap: wrap; }
  .filter-period .dash-datepicker { flex: 1 1 100%; }
  .filter-period .btn { flex: 1 1 0; }

  /* KPI cards: two per row, no sparkline */
  .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .kpi-card { padding: 10px 12px; }
  .kpi-card:last-child:nth-child(odd) { grid-column: span 2; }
  .kpi-spark { display: none; }
  .kpi-number { font-size: 22px; line-height: 26px; }
  .kpi-delta { font-size: 11px; flex-wrap: wrap; }

  /* cards and charts */
  .grid { gap: 10px; }
  .card { padding: 12px; }
  .card-head { flex-wrap: wrap; align-items: flex-start; }
  .card-title { font-size: 15px; }
  .card .tag-sample { font-size: 10px; padding: 1px 6px; }
  .chart, .chart-mid { height: 280px; min-height: 280px; }
  .chart-tall { height: 460px; min-height: 460px; }
  .table-wrap { margin: 0 -12px; }
  .data-table th:first-child, .data-table td:first-child { padding-left: 12px; }
  .page-note { font-size: 11px; }
}

/* ---- print / PDF export ---------------------------------------------------------------------- */
.topbar-actions { display: flex; align-items: center; gap: 10px; }
.btn-primary { padding: 6px 14px; background: var(--accent); color: #FFFFFF; border: 0; font-weight: 600; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:active { background: #2B68CD; }
.print-header { display: none; }

@page { size: A4 landscape; margin: 10mm; }
/* body.printing is set by assets/print.js just before printing. A4 landscape content is 277 mm (about
   1047 px); charts are sized a little narrower so browser rounding never pushes them past the card. */
body.printing .sidebar, body.printing .filter-bar { display: none; }
body.printing .main { width: 980px; flex: 0 0 980px; padding: 0; }
@media print {
  :root {
    --canvas: #FFFFFF; --card: #FFFFFF; --raised: #F1F3F6; --hover: #FFFFFF; --border: #C9CED6;
    --text: #111827; --text2: #4B5563;
  }
  html, body { background: #FFFFFF !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .sidebar, .filter-bar, .topbar-actions .btn, .page-note .tag-icon { display: none !important; }
  .app { display: block; }
  .main { padding: 0; gap: 8px; }
  .print-header {
    display: block; padding-bottom: 6px; border-bottom: 1px solid var(--border); font-size: 11px; color: var(--text2);
  }
  .print-header strong { color: var(--text); font-size: 13px; }
  .print-note { margin-top: 2px; }
  .tag-sample-main { color: #92400E; background: #FEF3C7; border-color: #D97706; }
  .grid { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  /* the page width on paper is below the 1200px breakpoint: keep the desktop grid */
  .span-3 { grid-column: span 3 !important; }
  .span-4 { grid-column: span 4 !important; }
  .span-5 { grid-column: span 5 !important; }
  .span-6 { grid-column: span 6 !important; }
  .span-7 { grid-column: span 7 !important; }
  .span-8 { grid-column: span 8 !important; }
  .span-12 { grid-column: span 12 !important; }
  .main { width: auto !important; }
  .js-plotly-plot .annotation rect.bg { fill: #FFFFFF !important; }
  .card, .kpi-card, tr { break-inside: avoid; page-break-inside: avoid; }
  .kpi-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .table-scroll { max-height: none; overflow: visible; }
  .table-wrap { overflow: visible; }
  .cell-id { color: #1D4ED8; }
  /* Plotly draws axis text and grid in the screen colours: darken them on paper */
  .js-plotly-plot .xtick text, .js-plotly-plot .ytick text, .js-plotly-plot .y2tick text,
  .js-plotly-plot .legendtext, .js-plotly-plot .g-xtitle text, .js-plotly-plot .g-ytitle text,
  .js-plotly-plot .annotation-text, .js-plotly-plot .bartext, .js-plotly-plot .textpoint text { fill: #1F2937 !important; }
  .js-plotly-plot .gridlayer path { stroke: #D1D5DB !important; }
}