/* ============================================================
   Operion WTT — Water Treatment Supervision (JIT Engineering)
   App shell built on JIT design tokens (tokens.css)
   ============================================================ */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: var(--font-body);
  color: var(--fg-1);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow: hidden;
}
button { font-family: inherit; }
a { color: inherit; text-decoration: none; cursor: pointer; }
::selection { background: var(--orange-200); }

/* ---- Theme: dark control room ------------------------------ */
[data-theme="dark"] {
  --bg-page: #0A1526;
  --bg-surface: #0F1E36;
  --bg-sunken: #0A1526;
  --border: rgba(255,255,255,.09);
  --border-strong: rgba(255,255,255,.16);
  --fg-1: #EAF1F8;
  --fg-2: #A9BCD4;
  --fg-3: #6E84A1;
  --shadow-xs: 0 1px 2px rgba(0,0,0,.3);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.35);
  --shadow-md: 0 6px 16px rgba(0,0,0,.4);
  --shadow-lg: 0 16px 36px rgba(0,0,0,.5);
}

/* ---- Density modes ----------------------------------------- */
[data-density="compact"] { --row-pad: 7px 12px; --card-pad: 16px; --gap: 14px; }
[data-density="comfortable"] { --row-pad: 11px 16px; --card-pad: 22px; --gap: 20px; }
:root { --row-pad: 11px 16px; --card-pad: 22px; --gap: 20px; --sidebar-w: 256px; }

/* ============================================================
   App layout
   ============================================================ */
#root { height: 100vh; }
.app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: 1fr;
  height: 100vh;
  overflow: hidden;
}
.app.nav-collapsed { --sidebar-w: 68px; }

/* ---- Sidebar ---- */
.sidebar {
  background: var(--navy-950);
  color: var(--fg-on-dark);
  display: flex;
  flex-direction: column;
  border-right: 1px solid rgba(255,255,255,.06);
  overflow: hidden;
  position: relative;
}
.sidebar-head {
  display: flex; align-items: center; gap: 10px;
  padding: 16px 18px; height: 64px; flex-shrink: 0;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.sidebar-logo { height: 20px; max-width: 52px; object-fit: contain; flex-shrink: 0; }
.sidebar-brand { display: flex; flex-direction: column; line-height: 1.05; min-width: 0; }
.sidebar-brand .pn { font-family: var(--font-display); font-weight: 700; font-size: 16px; color: #fff; white-space: nowrap; letter-spacing: -.01em; }
.sidebar-brand .pt { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .18em; color: var(--orange-400); white-space: nowrap; }
.nav-collapsed .sidebar-brand { display: none; }

.sidebar-scroll { flex: 1; overflow-y: auto; padding: 10px 10px 18px; }
.sidebar-scroll::-webkit-scrollbar { width: 7px; }
.sidebar-scroll::-webkit-scrollbar-thumb { background: rgba(255,255,255,.12); border-radius: 4px; }
.nav-group-label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--navy-300); padding: 16px 12px 6px;
}
.nav-collapsed .nav-group-label { opacity: 0; height: 14px; padding: 8px 0 0; }
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 12px; border-radius: var(--r-md); margin-bottom: 2px;
  color: #B8C7DC; font-weight: 600; font-size: 14.5px; cursor: pointer;
  transition: all .14s cubic-bezier(.2,0,0,1); position: relative; white-space: nowrap;
}
.nav-item:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav-item.active { background: rgba(242,148,31,.14); color: #fff; }
.nav-item.active::before {
  content: ''; position: absolute; left: -10px; top: 6px; bottom: 6px; width: 3px;
  background: var(--jit-orange); border-radius: 0 3px 3px 0;
}
.nav-item svg { width: 19px; height: 19px; flex-shrink: 0; stroke-width: 1.9; }
.nav-item .nav-badge {
  margin-left: auto; font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  background: var(--status-alarm); color: #fff; border-radius: var(--r-pill); padding: 1px 7px; min-width: 20px; text-align: center;
}
.nav-collapsed .nav-item .label, .nav-collapsed .nav-item .nav-badge { display: none; }
.nav-collapsed .nav-item { justify-content: center; padding: 10px; }

.sidebar-foot { padding: 12px; border-top: 1px solid rgba(255,255,255,.07); flex-shrink: 0; }
.plc-status {
  display: flex; align-items: center; gap: 10px; padding: 9px 12px;
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); border-radius: var(--r-md);
  font-size: 12.5px; color: var(--fg-on-dark-2);
}
.plc-status .dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.nav-collapsed .plc-status .plc-txt { display: none; }
.plc-status .plc-txt { display: flex; flex-direction: column; line-height: 1.3; overflow: hidden; }
.plc-status .plc-txt b { color: #fff; font-weight: 600; font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em; white-space: nowrap; }

/* ============================================================
   Main column
   ============================================================ */
.main { display: flex; flex-direction: column; overflow: hidden; min-width: 0; }

/* ---- Topbar ---- */
.topbar {
  height: 64px; flex-shrink: 0; background: var(--bg-surface);
  border-bottom: 1px solid var(--border); display: flex; align-items: center;
  gap: 16px; padding: 0 20px 0 14px; z-index: 30;
}
.icon-btn {
  width: 38px; height: 38px; border: 1px solid var(--border); border-radius: var(--r-md);
  background: var(--bg-surface); color: var(--fg-2); display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all .14s; flex-shrink: 0; position: relative;
}
.icon-btn:hover { background: var(--bg-sunken); color: var(--fg-1); border-color: var(--border-strong); }
.icon-btn svg { width: 19px; height: 19px; stroke-width: 1.9; }
.icon-btn .dot-badge { position: absolute; top: 6px; right: 6px; width: 8px; height: 8px; border-radius: 50%; background: var(--status-alarm); border: 2px solid var(--bg-surface); }

.topbar-title { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; }
.topbar-title .crumb { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--fg-3); }
.topbar-title h1 { font-size: 20px; font-weight: 700; letter-spacing: -.01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar-spacer { flex: 1; }

.topclock { font-family: var(--font-mono); font-size: 12.5px; color: var(--fg-2); display: flex; flex-direction: column; align-items: flex-end; line-height: 1.3; }
.topclock .t { font-weight: 600; color: var(--fg-1); font-size: 14px; letter-spacing: .03em; }

/* language selector */
.lang-sel { position: relative; }
.lang-btn {
  display: inline-flex; align-items: center; gap: 7px; height: 38px; padding: 0 12px;
  border: 1px solid var(--border); border-radius: var(--r-md); background: var(--bg-surface);
  color: var(--fg-1); font-weight: 600; font-size: 13.5px; cursor: pointer; transition: all .14s;
}
.lang-btn:hover { background: var(--bg-sunken); border-color: var(--border-strong); }
.lang-btn .flag { font-size: 15px; }
.lang-btn svg { width: 15px; height: 15px; color: var(--fg-3); }
.lang-menu {
  position: absolute; top: 46px; right: 0; background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--r-md); box-shadow: var(--shadow-lg); padding: 6px; min-width: 176px; z-index: 60;
  animation: pop .15s cubic-bezier(.2,0,0,1);
}
.lang-opt { display: flex; align-items: center; gap: 10px; padding: 8px 11px; border-radius: var(--r-sm); cursor: pointer; font-size: 14px; font-weight: 600; color: var(--fg-1); }
.lang-opt:hover { background: var(--bg-sunken); }
.lang-opt.active { background: var(--navy-50); color: var(--jit-navy); }
[data-theme="dark"] .lang-opt.active { background: rgba(242,148,31,.14); color: var(--orange-300); }
.lang-opt .flag { font-size: 16px; }
.lang-opt .chk { margin-left: auto; color: var(--jit-orange); width: 15px; height: 15px; }

.sim-pill {
  display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 14px;
  border-radius: var(--r-pill); font-weight: 700; font-size: 13px; cursor: pointer;
  border: 1px solid transparent; transition: all .14s; font-family: var(--font-mono); letter-spacing: .03em;
}
.sim-pill.on { background: var(--status-run-bg); color: var(--status-run); border-color: color-mix(in srgb, var(--status-run) 30%, transparent); }
.sim-pill.off { background: var(--bg-sunken); color: var(--fg-3); border-color: var(--border); }
.sim-pill .dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.sim-pill.on .dot { animation: pulse 1.6s ease-in-out infinite; }

.user-chip { display: flex; align-items: center; gap: 9px; padding: 4px 4px 4px 10px; border-radius: var(--r-pill); cursor: pointer; border: 1px solid var(--border); }
.user-chip:hover { background: var(--bg-sunken); }
.user-chip .nm { font-size: 13px; font-weight: 600; line-height: 1.1; }
.user-chip .rl { font-size: 11px; color: var(--fg-3); line-height: 1.1; }
.avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--jit-navy); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: 13px; flex-shrink: 0; }

/* ---- Content scroll ---- */
.content { flex: 1; overflow-y: auto; padding: var(--gap); scroll-behavior: smooth; }
.content::-webkit-scrollbar { width: 11px; }
.content::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 6px; border: 3px solid var(--bg-page); }
.page { max-width: 1480px; margin: 0 auto; }
.page-pid {
  width: 100%;
  max-width: none;
  margin: 0;
}
.page-intro { color: var(--fg-2); font-size: 14.5px; margin-bottom: var(--gap); max-width: 760px; }

/* ============================================================
   Cards & grids
   ============================================================ */
.card {
  background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  box-shadow: var(--shadow-xs); padding: var(--card-pad);
}
.card.flush { padding: 0; overflow: hidden; }
.card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.card-head.bordered { border-bottom: 1px solid var(--border); margin: calc(var(--card-pad)*-1) calc(var(--card-pad)*-1) 0; padding: 16px var(--card-pad); }
.card-head h3 { font-size: 15.5px; font-weight: 700; letter-spacing: -.005em; line-height: 1.25; }
.card-head .sub { font-size: 12px; color: var(--fg-3); font-family: var(--font-mono); margin-top: 2px; line-height: 1.2; }
.card-head .sub2removed { }
.card-head .spacer { flex: 1; }
.card-head .ic { color: var(--jit-navy); display: inline-flex; }
[data-theme="dark"] .card-head .ic { color: var(--navy-300); }
.card-head .ic svg { width: 18px; height: 18px; stroke-width: 1.9; }

.grid { display: grid; gap: var(--gap); }
.g2 { grid-template-columns: repeat(2,1fr); }
.g3 { grid-template-columns: repeat(3,1fr); }
.g4 { grid-template-columns: repeat(4,1fr); }
.g6 { grid-template-columns: repeat(6,1fr); }
.col-2 { grid-column: span 2; }
.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
@media (max-width: 1200px){ .g4,.g6 { grid-template-columns: repeat(3,1fr); } }
@media (max-width: 900px){ .g3,.g4,.g6 { grid-template-columns: repeat(2,1fr); } .g2 { grid-template-columns: 1fr; } }

.stack { display: flex; flex-direction: column; gap: var(--gap); }
.row { display: flex; align-items: center; gap: 10px; }
.row.wrap { flex-wrap: wrap; }
.spacer { flex: 1; }

/* ---- KPI card ---- */
.kpi { display: flex; flex-direction: column; gap: 4px; position: relative; overflow: hidden; }
.kpi .kpi-top { display: flex; align-items: flex-start; gap: 10px; }
.kpi .kpi-ic { width: 40px; height: 40px; border-radius: var(--r-md); display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; background: var(--navy-50); color: var(--jit-navy); }
[data-theme="dark"] .kpi .kpi-ic { background: rgba(110,151,196,.12); color: var(--navy-200); }
.kpi .kpi-ic svg { width: 21px; height: 21px; stroke-width: 1.9; }
.kpi .kpi-label { font-size: 12.5px; color: var(--fg-2); font-weight: 600; line-height: 1.3; }
.kpi .kpi-val { font-family: var(--font-mono); font-weight: 600; font-size: 27px; color: var(--fg-1); letter-spacing: -.01em; font-variant-numeric: tabular-nums; margin-top: 2px; }
.kpi .kpi-val .unit { font-size: 14px; color: var(--fg-3); font-weight: 500; margin-left: 3px; }
.kpi .kpi-delta { display: inline-flex; align-items: center; gap: 3px; font-family: var(--font-mono); font-size: 12px; font-weight: 600; }
.kpi .kpi-delta.up { color: var(--status-run); }
.kpi .kpi-delta.down { color: var(--status-alarm); }
.kpi .kpi-delta.flat { color: var(--fg-3); }
.kpi .kpi-spark { position: absolute; right: 0; bottom: 0; opacity: .9; }
.kpi.accent { border-color: color-mix(in srgb, var(--jit-orange) 40%, transparent); }
.kpi.accent .kpi-ic { background: var(--orange-100); color: var(--orange-700); }

/* ============================================================
   Badges / status pills
   ============================================================ */
.badge {
  display: inline-flex; align-items: center; gap: 5px; font-family: var(--font-mono);
  font-weight: 600; font-size: 11px; letter-spacing: .04em; text-transform: uppercase;
  padding: 3px 9px; border-radius: var(--r-pill); white-space: nowrap; line-height: 1.4;
}
.badge .bdot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.badge.run { background: var(--status-run-bg); color: var(--status-run); }
.badge.warn { background: var(--status-warn-bg); color: var(--status-warn); }
.badge.alarm { background: var(--status-alarm-bg); color: var(--status-alarm); }
.badge.info { background: var(--status-info-bg); color: var(--status-info); }
.badge.idle { background: var(--status-idle-bg); color: var(--status-idle); }
.badge.pulse .bdot { animation: pulse 1.4s ease-in-out infinite; }
[data-theme="dark"] .badge.run { background: rgba(30,158,90,.16); }
[data-theme="dark"] .badge.warn { background: rgba(232,163,23,.16); }
[data-theme="dark"] .badge.alarm { background: rgba(211,58,44,.18); }
[data-theme="dark"] .badge.info { background: rgba(46,82,134,.24); color: var(--navy-200); }
[data-theme="dark"] .badge.idle { background: rgba(117,130,143,.18); color: var(--gray-300); }

.sdot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.sdot.run { background: var(--status-run); box-shadow: 0 0 0 3px var(--status-run-bg); }
.sdot.warn { background: var(--status-warn); box-shadow: 0 0 0 3px var(--status-warn-bg); }
.sdot.alarm { background: var(--status-alarm); box-shadow: 0 0 0 3px var(--status-alarm-bg); animation: pulse 1.4s ease-in-out infinite; }
.sdot.idle { background: var(--status-idle); box-shadow: 0 0 0 3px var(--status-idle-bg); }
.sdot.info { background: var(--status-info); box-shadow: 0 0 0 3px var(--status-info-bg); }

.chip { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; padding: 4px 11px; border-radius: var(--r-pill); background: var(--bg-sunken); color: var(--fg-2); border: 1px solid var(--border); }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  font-weight: 600; font-size: 14px; border: 1px solid transparent; border-radius: var(--r-md);
  padding: 9px 16px; cursor: pointer; transition: all .14s cubic-bezier(.2,0,0,1); white-space: nowrap;
}
.btn:active { transform: scale(.985); }
.btn svg { width: 16px; height: 16px; stroke-width: 2; }
.btn-sm { padding: 6px 11px; font-size: 13px; }
.btn-primary { background: var(--jit-navy); color: #fff; }
.btn-primary:hover { background: var(--navy-700); }
.btn-accent { background: var(--jit-orange); color: #3a2200; box-shadow: 0 2px 8px rgba(242,148,31,.28); }
.btn-accent:hover { background: var(--orange-600); transform: translateY(-1px); }
.btn-ghost { background: var(--bg-surface); color: var(--fg-1); border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--bg-sunken); border-color: var(--navy-400); }
.btn-run { background: var(--status-run-bg); color: var(--status-run); border-color: color-mix(in srgb,var(--status-run) 30%,transparent); }
.btn-run:hover { background: color-mix(in srgb,var(--status-run) 16%,var(--bg-surface)); }
.btn-alarm { background: var(--status-alarm-bg); color: var(--status-alarm); border-color: color-mix(in srgb,var(--status-alarm) 30%,transparent); }
.btn-alarm:hover { background: color-mix(in srgb,var(--status-alarm) 14%,var(--bg-surface)); }
.btn-warn { background: var(--status-warn-bg); color: var(--orange-700); border-color: color-mix(in srgb,var(--status-warn) 34%,transparent); }
.btn:disabled { opacity: .45; cursor: not-allowed; }

/* ============================================================
   Tables
   ============================================================ */
.tbl-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.tbl th {
  text-align: left; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--fg-3); font-weight: 600; padding: 10px 14px; border-bottom: 1px solid var(--border);
  background: var(--bg-sunken); white-space: nowrap; position: sticky; top: 0;
}
table.tbl th.num, table.tbl td.num { text-align: right; font-variant-numeric: tabular-nums; }
table.tbl td { padding: var(--row-pad); border-bottom: 1px solid var(--border); color: var(--fg-2); vertical-align: middle; }
table.tbl tbody tr { transition: background .12s; }
table.tbl tbody tr:hover { background: var(--bg-sunken); }
table.tbl tbody tr.clickable { cursor: pointer; }
table.tbl td .mono, table.tbl td.mono { font-family: var(--font-mono); color: var(--fg-1); font-weight: 500; }
table.tbl td strong { color: var(--fg-1); font-weight: 600; }
table.tbl tr:last-child td { border-bottom: 0; }

.bar-cell { display: flex; align-items: center; gap: 8px; min-width: 120px; }
.bar-track { flex: 1; height: 6px; background: var(--bg-sunken); border-radius: 3px; overflow: hidden; border: 1px solid var(--border); }
.bar-fill { height: 100%; border-radius: 3px; transition: width .4s; }

/* ============================================================
   Toolbar / filters
   ============================================================ */
.toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: var(--gap); }
.seg { display: inline-flex; background: var(--bg-sunken); border: 1px solid var(--border); border-radius: var(--r-md); padding: 3px; gap: 2px; }
.seg button { border: 0; background: transparent; color: var(--fg-2); font-weight: 600; font-size: 13px; padding: 6px 13px; border-radius: var(--r-sm); cursor: pointer; transition: all .12s; white-space: nowrap; }
.seg button.active { background: var(--bg-surface); color: var(--fg-1); box-shadow: var(--shadow-xs); }
.search {
  display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--border-strong); border-radius: var(--r-md);
  padding: 8px 12px; background: var(--bg-surface); min-width: 220px;
}
.search:focus-within { border-color: var(--jit-navy); box-shadow: var(--shadow-focus); }
.search svg { width: 16px; height: 16px; color: var(--fg-3); }
.search input { border: 0; outline: 0; background: transparent; font: inherit; font-size: 14px; color: var(--fg-1); width: 100%; }
.select {
  appearance: none; border: 1px solid var(--border-strong); border-radius: var(--r-md); background: var(--bg-surface);
  padding: 8px 32px 8px 12px; font: inherit; font-size: 13.5px; font-weight: 600; color: var(--fg-1); cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2375828F' stroke-width='2.4'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 10px center;
}
.select:focus { outline: 0; border-color: var(--jit-navy); box-shadow: var(--shadow-focus); }

/* ---- Toggle (Auto/Manual etc) ---- */
.toggle { position: relative; width: 42px; height: 24px; border-radius: 12px; background: var(--gray-300); border: 0; cursor: pointer; transition: background .16s; flex-shrink: 0; }
.toggle::after { content: ''; position: absolute; top: 2px; left: 2px; width: 20px; height: 20px; border-radius: 50%; background: #fff; box-shadow: var(--shadow-sm); transition: transform .16s cubic-bezier(.2,0,0,1); }
.toggle.on { background: var(--status-run); }
.toggle.on::after { transform: translateX(18px); }
.modeswitch { display: inline-flex; border: 1px solid var(--border); border-radius: var(--r-md); overflow: hidden; }
.modeswitch button { border: 0; background: var(--bg-surface); padding: 6px 12px; font-size: 12.5px; font-weight: 600; font-family: var(--font-mono); color: var(--fg-3); cursor: pointer; }
.modeswitch button.active { background: var(--jit-navy); color: #fff; }

/* ============================================================
   Drawer (detail panel)
   ============================================================ */
.drawer-scrim { position: fixed; inset: 0; background: rgba(6,18,38,.5); backdrop-filter: blur(2px); z-index: 200; animation: fade .15s; }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: 440px; max-width: 94vw; background: var(--bg-surface);
  z-index: 201; box-shadow: var(--shadow-lg); display: flex; flex-direction: column;
  animation: slideIn .22s cubic-bezier(.2,0,0,1); border-left: 1px solid var(--border);
}
.drawer-head { padding: 18px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: flex-start; gap: 12px; }
.drawer-head .d-ic { width: 42px; height: 42px; border-radius: var(--r-md); background: var(--navy-50); color: var(--jit-navy); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
[data-theme="dark"] .drawer-head .d-ic { background: rgba(110,151,196,.14); color: var(--navy-200); }
.drawer-head h3 { font-size: 18px; font-weight: 700; }
.drawer-head .d-sub { font-family: var(--font-mono); font-size: 12px; color: var(--fg-3); }
.drawer-body { flex: 1; overflow-y: auto; padding: 20px; }
.drawer-foot { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; gap: 8px; flex-wrap: wrap; background: var(--bg-sunken); }
.dl { display: grid; grid-template-columns: 1fr auto; gap: 9px 14px; }
.dl dt { font-size: 13px; color: var(--fg-2); }
.dl dd { font-family: var(--font-mono); font-size: 13px; color: var(--fg-1); font-weight: 600; text-align: right; }
.detail-section { margin-top: 20px; }
.detail-section h4 { font-size: 11px; font-family: var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--fg-3); margin-bottom: 10px; }

/* ============================================================
   Toasts
   ============================================================ */
.toast-wrap { position: fixed; bottom: 22px; right: 22px; z-index: 400; display: flex; flex-direction: column; gap: 10px; align-items: flex-end; }
.toast {
  display: flex; align-items: flex-start; gap: 11px; background: var(--bg-surface); border: 1px solid var(--border);
  border-left: 3px solid var(--status-info); border-radius: var(--r-md); box-shadow: var(--shadow-lg);
  padding: 13px 16px; min-width: 280px; max-width: 380px; animation: toastIn .22s cubic-bezier(.2,0,0,1);
}
.toast.run { border-left-color: var(--status-run); }
.toast.warn { border-left-color: var(--status-warn); }
.toast.alarm { border-left-color: var(--status-alarm); }
.toast .t-ic { flex-shrink: 0; margin-top: 1px; }
.toast .t-ic svg { width: 19px; height: 19px; }
.toast.run .t-ic { color: var(--status-run); }
.toast.warn .t-ic { color: var(--status-warn); }
.toast.alarm .t-ic { color: var(--status-alarm); }
.toast.info .t-ic { color: var(--status-info); }
.toast .t-body { flex: 1; }
.toast .t-title { font-size: 13.5px; font-weight: 700; color: var(--fg-1); }
.toast .t-msg { font-size: 12.5px; color: var(--fg-2); margin-top: 2px; line-height: 1.4; }
.toast .t-x { border: 0; background: transparent; color: var(--fg-3); cursor: pointer; padding: 2px; }
.toast.leaving { animation: toastOut .2s forwards; }

/* ============================================================
   Synoptic / P&ID
   ============================================================ */
.synoptic-wrap { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--r-lg); overflow: hidden; }
[data-theme="dark"] .synoptic-wrap { background: #08101F; }
.pid-svg { display: block; width: 100%; height: auto; }
.pid-node { cursor: pointer; }
.pid-node:hover .pid-box { filter: brightness(1.04); }
.flow-dash { stroke-dasharray: 7 7; animation: flow 1s linear infinite; }
.flow-dash.rev { animation: flowRev 1s linear infinite; }
.sim-paused .flow-dash { animation-play-state: paused; }
@keyframes flow { to { stroke-dashoffset: -14; } }
@keyframes flowRev { to { stroke-dashoffset: 14; } }

/* ============================================================
   Tank / level indicator
   ============================================================ */
.tankvis { position: relative; }

/* ---- Progress / gauge labels ---- */
.metric-row { display: flex; align-items: baseline; justify-content: space-between; padding: 8px 0; border-bottom: 1px dashed var(--border); }
.metric-row:last-child { border-bottom: 0; }
.metric-row .ml { font-size: 13px; color: var(--fg-2); }
.metric-row .mv { font-family: var(--font-mono); font-weight: 600; font-size: 14px; color: var(--fg-1); font-variant-numeric: tabular-nums; }
.metric-row .mv .u { color: var(--fg-3); font-weight: 500; font-size: 12px; margin-left: 2px; }

.legend { display: flex; gap: 16px; flex-wrap: wrap; }
.legend .li { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--fg-2); font-weight: 600; }
.legend .li .sw { width: 12px; height: 3px; border-radius: 2px; }

/* ---- empty ---- */
.empty { text-align: center; padding: 48px 20px; color: var(--fg-3); }
.empty svg { width: 38px; height: 38px; margin-bottom: 12px; opacity: .6; }

/* ============================================================
   Tweaks panel
   ============================================================ */
.tw-fab { position: fixed; bottom: 22px; left: 22px; z-index: 350; width: 46px; height: 46px; border-radius: 50%; background: var(--jit-navy); color: #fff; border: 0; cursor: pointer; box-shadow: var(--shadow-lg); display: flex; align-items: center; justify-content: center; transition: all .15s; }
.tw-fab:hover { background: var(--navy-700); transform: rotate(30deg); }
.tw-panel {
  position: fixed; bottom: 80px; left: 22px; z-index: 351; width: 304px; background: var(--bg-surface);
  border: 1px solid var(--border); border-radius: var(--r-lg); box-shadow: var(--shadow-lg); overflow: hidden;
  animation: pop .16s cubic-bezier(.2,0,0,1);
}
.tw-head { display: flex; align-items: center; padding: 13px 16px; border-bottom: 1px solid var(--border); }
.tw-head h4 { font-size: 14px; font-weight: 700; }
.tw-head .tw-x { margin-left: auto; border: 0; background: transparent; color: var(--fg-3); cursor: pointer; }
.tw-body { padding: 8px 16px 16px; max-height: 70vh; overflow-y: auto; }
.tw-sec { padding: 13px 0; border-bottom: 1px solid var(--border); }
.tw-sec:last-child { border-bottom: 0; }
.tw-sec > label { display: block; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--fg-3); margin-bottom: 9px; }
.tw-opts { display: flex; gap: 6px; flex-wrap: wrap; }
.tw-opt { flex: 1; min-width: 60px; border: 1px solid var(--border-strong); background: var(--bg-surface); color: var(--fg-2); border-radius: var(--r-sm); padding: 7px 8px; font-size: 12.5px; font-weight: 600; cursor: pointer; transition: all .12s; text-align: center; }
.tw-opt.active { background: var(--jit-navy); color: #fff; border-color: var(--jit-navy); }
.tw-swatches { display: flex; gap: 8px; }
.tw-sw { width: 30px; height: 30px; border-radius: var(--r-sm); cursor: pointer; border: 2px solid transparent; position: relative; }
.tw-sw.active { border-color: var(--fg-1); box-shadow: 0 0 0 2px var(--bg-surface) inset; }

/* ============================================================
   Animations
   ============================================================ */
@keyframes pulse { 0%,100%{ opacity: 1; } 50%{ opacity: .35; } }
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: scale(.96) translateY(6px); } }
@keyframes slideIn { from { transform: translateX(100%); } }
@keyframes toastIn { from { opacity: 0; transform: translateX(24px); } }
@keyframes toastOut { to { opacity: 0; transform: translateX(24px); } }
@keyframes spin { to { transform: rotate(360deg); } }
.spin { animation: spin 1.6s linear infinite; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .001ms !important; } .flow-dash { animation: none !important; } }

/* ---- Synoptic fullscreen ---- */
.pid-wrap {
  position: relative;
  height: calc(100vh - 132px);
  min-height: 580px;
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  overflow: auto;
  background: #fff;
  overscroll-behavior: contain;
}
[data-theme="dark"] .pid-wrap { background: #06101C; border-color: rgba(255,255,255,.07); }
.pid-wrap svg { display: block; }
.pid-zoom-toolbar {
  position: sticky;
  top: 12px;
  left: 12px;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: 12px;
  padding: 7px;
  border: 1px solid rgba(30, 70, 110, .14);
  border-radius: 999px;
  background: rgba(255, 255, 255, .86);
  box-shadow: 0 14px 34px rgba(15, 35, 55, .13);
  backdrop-filter: blur(12px);
  user-select: none;
}
[data-theme="dark"] .pid-zoom-toolbar {
  border-color: rgba(255,255,255,.10);
  background: rgba(8, 16, 31, .82);
  box-shadow: 0 18px 36px rgba(0,0,0,.30);
}
.pid-zoom-btn,
.pid-zoom-action {
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--fg-1);
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  line-height: 1;
  transition: transform .12s ease, border-color .12s ease, background .12s ease;
}
.pid-zoom-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  font-size: 18px;
}
.pid-zoom-action {
  height: 34px;
  border-radius: 999px;
  padding: 0 13px;
  font-size: 12px;
}
.pid-zoom-btn:hover,
.pid-zoom-action:hover {
  border-color: var(--jit-orange);
  background: rgba(242, 148, 31, .12);
}
.pid-zoom-btn:active,
.pid-zoom-action:active { transform: scale(.96); }
.pid-zoom-value {
  min-width: 52px;
  border-radius: 999px;
  background: var(--jit-navy);
  color: #fff;
  padding: 10px 12px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
}

/* utility */
.muted { color: var(--fg-3); }
.mono { font-family: var(--font-mono); }
.nowrap { white-space: nowrap; }
.tnum { font-variant-numeric: tabular-nums; }
.hr { height: 1px; background: var(--border); border: 0; margin: 4px 0; }
.tooltip-val { font-family: var(--font-mono); font-weight: 600; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.txt-run { color: var(--status-run); } .txt-warn { color: var(--status-warn); } .txt-alarm { color: var(--status-alarm); } .txt-idle { color: var(--fg-3); }