/* styles.css — Main stylesheet for the Grid Generator UI.
   Loaded by index.html; contains design tokens, layout, and component styles. */

/* ── Design tokens ───────────────────────────────────────────────── */
:root {
  /* Backgrounds */
  --bg-primary:       #000028;
  --bg-secondary:     #0a0a30;
  --bg-badge:         #0a0a38;
  --bg-popup:         rgba(0,0,40,0.97);
  --bg-popup-light:   rgba(0,0,40,0.94);
  --bg-overlay:       rgba(0,0,0,0.72);

  /* Borders */
  --border:           #1a1a3e;
  --border-subtle:    #444;
  --border-detail:    #333;
  --border-row:       rgba(255,255,255,0.12);

  /* Accent */
  --accent:           #009999;
  --accent-secondary: #00b8b8;
  --accent-hover:     #00cccc;
  --accent-bright:    #00d4d4;

  /* Text */
  --text-primary:     #e2e2e2;
  --text-secondary:   #ccc;
  --text-muted:       #999;
  --text-dim:         #888;
  --text-disabled:    #666;
  --text-faint:       #777;
  --text-bright:      #eee;
  --text-label:       #aaa;
  --text-white:       #ffffff;

  /* Semantic */
  --error:            #ff2222;
  --error-text:       #ff4444;
  --warning:          #ff6600;
  --success:          #50c878;
  --gold:             #e6a817;
  --amber:            #f5a623;
  --magenta:          #cc00cc;
  --lime:             #7ed321;
  --lavender:         #b388ff;
  --sky:              #82b1ff;
  --cyan:             #00d4ff;
  --green:            #4caf50;
  --purple-deep:      #9c27b0;
  --coral:            #ff6b35;

  /* SLD diagram */
  --sld-hv-color:     #8b5cf6;
  --sld-hv-low-color: #c084fc;
  --sld-mv-color:     #006363;
  --sld-mv-low-color: #009999;
  --sld-lv-color:     #50c878;

  /* Fonts */
  --font-ui:          system-ui, sans-serif;
  --font-mono:        ui-monospace, 'Cascadia Code', monospace;

  /* Sidebar Statistics rows and Delta table rows share this height */
  --stat-row-height:  1.25rem;

  /* Shadows */
  --shadow-panel:     0 4px 24px rgba(0,0,0,0.5);
  --shadow-popup:     0 4px 24px rgba(0,0,0,0.45);
  --shadow-error:     0 4px 16px rgba(0,0,0,0.6);

  /* Semi-transparent tint backgrounds (badges, chips, hovers) */
  --bg-tint-accent:   rgba(0,184,184,0.13);    /* --accent-secondary @ 13% */
  --bg-tint-success:  rgba(80,200,120,0.13);   /* --success @ 13% */
  --bg-tint-gold:     rgba(230,168,23,0.13);   /* --gold @ 13% */
  --bg-tint-lavender: rgba(179,136,255,0.13);  /* --lavender @ 13% */
  --bg-tint-lime:     rgba(126,211,33,0.13);   /* --lime @ 13% */
  --bg-tint-amber:    rgba(245,166,35,0.13);   /* --amber @ 13% */
  --bg-tint-error:    rgba(255,34,34,0.20);    /* --error @ 20% */
  --bg-tint-error-t:  rgba(255,68,68,0.13);    /* --error-text @ 13% */
  --bg-tint-muted:    rgba(136,136,136,0.13);  /* muted gray @ 13% */
  --bg-tint-accent-s: rgba(0,153,153,0.06);    /* --accent @ 6% */
  --bg-subtle:        rgba(255,255,255,0.03);  /* white @ 3% */
  --bg-hover-soft:    rgba(255,255,255,0.04);  /* white @ 4% */
  --bg-hover:         rgba(255,255,255,0.06);  /* white @ 6% */
  --bg-flash-lime:    rgba(126,211,33,0.25);   /* copy-flash highlight */
  --bg-srch-backdrop: rgba(0,0,0,0.25);        /* search modal backdrop */

  /* Light-theme surfaces (search results, help modal) */
  --srch-bg:          #ffffff;
  --srch-bg-hover:    #f3f4f6;
  --srch-border:      #f3f4f6;
  --srch-text:        #1f2937;
  --srch-text-muted:  #6b7280;
  --srch-text-dim:    #9ca3af;
  --srch-sep:         #d1d5db;
  --srch-badge-sb-p-bg:   #e0f7fa;  --srch-badge-sb-p-c:   #00796b;
  --srch-badge-sb-s-bg:   #e0f2f1;  --srch-badge-sb-s-c:   #00897b;
  --srch-badge-cp-bg:     #e8f5e9;  --srch-badge-cp-c:     #2e7d32;
  --srch-badge-cc-bg:     #fff8e1;  --srch-badge-cc-c:     #f57f17;
  --srch-badge-eni-bg:    #ede7f6;  --srch-badge-eni-c:    #5e35b1;

  --srch-badge-other-bg:  #f3f4f6;  --srch-badge-other-c:  #4b5563;
  --help-bg:          #ffffff;
  --help-text:        #1a1a2e;
  --help-border:      #e0e6ee;

  /* DER type accent colors (used by badge bg, badge fg, and card border) */
  --der-pv-color:     var(--gold);
  --der-pv-bg:        rgba(230,168,23,0.18);
  --der-ev-color:     var(--cyan);
  --der-ev-bg:        rgba(0,212,255,0.15);
  --der-bess-color:   var(--lavender);
  --der-bess-bg:      rgba(179,136,255,0.18);
  --der-hydro-color:  var(--accent-secondary);
  --der-hydro-bg:     rgba(0,184,184,0.15);
  --der-wind-color:   var(--sky);
  --der-wind-bg:      rgba(130,177,255,0.15);
  --der-hh-color:     var(--text-dim);
  --der-hh-bg:        rgba(255,255,255,0.07);
  --der-hvac-color:   var(--amber);
  --der-hvac-bg:      rgba(245,166,35,0.15);
  --der-com-color:    var(--success);
  --der-com-bg:       rgba(80,200,120,0.15);
  --der-other-color:  var(--text-disabled);
  --der-other-bg:     rgba(255,255,255,0.06);
}

/* ── Entity badge classes ────────────────────────────────────────── */
.entity-badge {
  font-size: 0.62rem; border-radius: 3px; padding: 0 0.25rem;
  font-family: var(--font-ui); line-height: 1.6; flex-shrink: 0;
}
.badge-sb  { background: var(--bg-tint-accent);   color: var(--accent-secondary); }
.badge-cp  { background: var(--bg-tint-success);  color: var(--success); }
.badge-cc  { background: var(--bg-tint-gold);     color: var(--gold); }
.badge-sw  { background: var(--bg-tint-gold);     color: var(--gold); }
.badge-bay { background: var(--bg-tint-lavender); color: var(--lavender); }
.badge-error-injected { background: var(--bg-tint-error-t); color: var(--error-text); }
.badge-outside-delta  { background: var(--bg-tint-amber);   color: var(--amber); }

/* Line-segment role badges */
.role-badge { font-size: 0.62rem; border-radius: 3px; padding: 0 0.25rem; margin-left: 0.25rem; }
.role-road          { background: var(--bg-tint-lime);  color: var(--lime); }
.role-connection    { background: var(--bg-tint-amber); color: var(--amber); }
.role-fallback      { background: var(--bg-tint-error); color: var(--error); }
.role-orphan        { background: var(--bg-tint-error); color: var(--error-text); }

/* Inline metric chips (P, Q, SDPs) inside segment headers */
.chip        { font-size: 0.55rem; margin-left: 0.2rem; }
.chip-p      { color: var(--coral); }
.chip-q      { color: var(--cyan); }
.chip-sdp    { color: var(--purple-deep); }
.chip-wired  { color: var(--lime); }
.chip-unwired { color: var(--text-dim); }
.item-wired-icon { font-size: 0.75rem; margin-left: 0.25rem; color: var(--lime); }

/* Connectivity links in segment detail */
.cn-a   { color: var(--lavender); }
.cn-b   { color: var(--sky); }
.cn-cc  { color: var(--gold); }

/* Section sub-heading inside path panel */
.path-section-label {
  font-size: 0.75rem; font-weight: 500; color: var(--text-dim);
  margin: 0.3rem 0 0.15rem;
  text-transform: uppercase; letter-spacing: 0.06em;
}
.path-section-label-nodes { margin-top: 0.4rem; }

/* Substation equipment summary inside path section */
.path-equip-block { font-size: 0.75rem; color: var(--text-muted); }
.path-equip-detail { padding: 0.1rem 0 0 0.5rem; }
.path-load-chips  { display: flex; flex-wrap: wrap; gap: 0.25rem; padding: 0.1rem 0 0.25rem 1rem; }
.chip-div         { opacity: 0.7; }

/* Segment detail body */
.seg-detail-body {
  padding: 0.15rem 0 0.2rem 1rem;
  color: var(--text-muted); font-size: 0.7rem;
}
.seg-detail-row {
  display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: baseline;
}

/* Node row */
.node-row {
  display: flex; align-items: center; gap: 0.35rem; overflow: hidden;
}
.node-id {
  font-size: 0.62rem; font-family: var(--font-mono);
  color: var(--text-disabled);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  flex: 1; min-width: 0;
}
.node-sep { font-size: 0.62rem; color: var(--text-disabled); flex-shrink: 0; }
.node-loc { font-size: 0.62rem; color: var(--text-disabled); flex-shrink: 0; }

/* ── Bay item type titles ────────────────────────────────────────── */
.item-transformer { color: var(--amber); font-weight: 600; }
.item-feeder-head { color: var(--cyan);  font-weight: 600; }
.item-switch      { color: var(--text-secondary); }
.item-busbar      { color: var(--lavender); }
.item-cc-busbar   { color: var(--gold);  font-weight: 600; }
.item-cc-switch   { color: var(--gold); }

/* Bay grid-level badge colour variants */
.badge-gl-hv { background: var(--bg-tint-error-t); color: var(--error-text); }
.badge-gl-mv { background: var(--bg-tint-amber);   color: var(--amber); }
.badge-gl-lv { background: var(--bg-tint-success); color: var(--green); }

/* Bay item chrome */
.bay-item-summary { cursor: pointer; color: var(--text-secondary); font-size: 0.72rem; display: flex; align-items: center; gap: 0.3rem; flex-wrap: wrap; }
.bay-item-summary--tc { align-items: baseline; }
.item-subtitle    { font-size: 0.62rem; color: var(--text-disabled); font-family: var(--font-mono); }
.item-id          { font-size: 0.62rem; color: var(--text-muted);    font-family: var(--font-mono); }
.item-reserved    { font-size: 0.62rem; background: var(--bg-tint-muted); color: var(--text-disabled); border-radius: 3px; padding: 0 0.25rem; }
.bay-item-body    { padding: 0.15rem 0 0.2rem 0.5rem; }

/* SDP children chrome */
.sdp-title        { color: var(--green); font-weight: 600; font-size: 0.72rem; }
.sdp-electrical   { font-size: 0.65rem; color: var(--text-muted); display: flex; gap: 0.6rem; flex-wrap: wrap; line-height: 1.2; }
.sdp-p   { color: var(--coral); }
.sdp-q   { color: var(--cyan); }
.sdp-v   { color: var(--sky); }
.sdp-lvl { color: var(--green); }

/* Meter badge — third line of the SDP accordion item header */
.sdp-meter-badge  { font-size: 0.60rem; color: var(--text-dim); display: flex; gap: 0.3rem; flex-wrap: wrap; line-height: 1.2; margin-top: 0.15rem; }
.sdp-meter-id     { color: var(--amber); font-family: var(--font-mono); }
.sdp-meter-sep    { color: var(--text-disabled); }
.sdp-meter-comm   { color: var(--sky); }
.sdp-meter-agent  { color: var(--magenta); }

/* Chevron used in accordion headers */
.chevron { font-size: 0.7rem; color: var(--text-disabled); }

/* Segment summary inside path section.
   Second-level collapsible blocks never show a collapse arrow — the native
   <details>/<summary> marker is suppressed here; do not add chevrons to these items. */
.seg-summary { cursor: pointer; color: var(--text-secondary); font-size: 0.72rem; list-style: none; }
.seg-summary::marker,
.seg-summary::-webkit-details-marker { display: none; }
.seg-index   { color: var(--lime); font-weight: 600; }
.seg-depth   { color: var(--text-dim); }

/* Utility: inline colour helpers */
.text-primary { color: var(--text-primary); }
.text-magenta { color: var(--magenta); }
.text-amber   { color: var(--amber); }
.text-dim     { color: var(--text-dim); font-size: 0.7rem; }

/* Utility: margin-left */
.ml-auto { margin-left: auto; }
.ml-xs   { margin-left: 0.2rem; }
.ml-sm   { margin-left: 0.3rem; }

/* SDP nested children layout */
.sdp-children-wrap { margin-top: 0.25rem; }
.sdp-item          { margin-bottom: 0.3rem; }
.sdp-header        { cursor: pointer; }
.sdp-header-row    { display: flex; align-items: center; gap: 0.3rem; margin-bottom: 0.25rem; }
.sdp-expand-body   { margin-top: 0.5rem; padding: 0.2rem 0 0.2rem 0.4rem; background: var(--bg-subtle); border-radius: 4px; }

/* ── DER row — compact badge row (CP nested SDP view) ────────────── */
.dp-der-row-cell { padding: 0.1rem 0; }
.der-row { display: flex; align-items: center; gap: 0.5rem; padding: 0.15rem 0; }

/* ── DER card — full detail block (standalone SDP view) ─────────── */
.der-card {
  border-left: 2px solid var(--border-subtle);
  border-radius: 0 4px 4px 0;
  background: var(--bg-subtle);
  padding: 0.2rem 0 0.2rem 0.4rem;
  margin: 0.2rem 0 0.4rem;
}
.der-card-header { margin-bottom: 0.35rem; }
.der-card-props { width: 100%; border-collapse: collapse; font-size: 0.73rem; table-layout: fixed; }
.der-card-props td { padding: 0.15rem 0.25rem; vertical-align: top; }
.der-card-label { color: var(--text-label); white-space: nowrap; padding-right: 0.75rem; overflow: hidden; text-overflow: ellipsis; }
.der-card-value { color: var(--text-primary); word-break: break-word; font-family: var(--font-mono); font-size: 0.68rem; }
/* Left border accent per DER type */
.der-card-photovoltaic   { border-left-color: var(--der-pv-color); }
.der-card-echarger       { border-left-color: var(--der-ev-color); }
.der-card-bess           { border-left-color: var(--der-bess-color); }
.der-card-hydrogenerator { border-left-color: var(--der-hydro-color); }
.der-card-windgenerator  { border-left-color: var(--der-wind-color); }
.der-card-household      { border-left-color: var(--der-hh-color); }
.der-card-hvac           { border-left-color: var(--der-hvac-color); }
.der-card-commercialload { border-left-color: var(--der-com-color); }
.der-card-otherload      { border-left-color: var(--der-other-color); }
.der-type-badge {
  font-size: 0.60rem; font-weight: 700; border-radius: 3px;
  padding: 0.05rem 0.35rem; min-width: 2.8rem; text-align: center;
  flex-shrink: 0; text-transform: uppercase; letter-spacing: 0.03em;
  font-family: var(--font-ui);
  /* When used as a table-cell label, keep it compact and vertically centered */
  display: inline-block; vertical-align: middle; white-space: nowrap;
}
.der-badge-photovoltaic   { background: var(--der-pv-bg);    color: var(--der-pv-color); }
.der-badge-echarger       { background: var(--der-ev-bg);    color: var(--der-ev-color); }
.der-badge-bess           { background: var(--der-bess-bg);  color: var(--der-bess-color); }
.der-badge-hydrogenerator { background: var(--der-hydro-bg); color: var(--der-hydro-color); }
.der-badge-windgenerator  { background: var(--der-wind-bg);  color: var(--der-wind-color); }
.der-badge-household      { background: var(--der-hh-bg);    color: var(--der-hh-color); }
.der-badge-hvac           { background: var(--der-hvac-bg);  color: var(--der-hvac-color); }
.der-badge-commercialload { background: var(--der-com-bg);   color: var(--der-com-color); }
.der-badge-otherload      { background: var(--der-other-bg); color: var(--der-other-color); }
.der-stat       { font-size: 0.72rem; color: var(--text-secondary); display: flex; gap: 0.2rem; align-items: center; }
.der-stat-label { color: var(--text-disabled); font-size: 0.65rem; }

/* Feeder highlight badge inside children header */
.child-hl-badge    { cursor: pointer; opacity: 0.7; }
.child-hl-badge:hover { opacity: 1; }

/* dp-props without bottom margin (inside bay items) */
.dp-props--flush   { margin-bottom: 0; }

/* ID-type property values: monospace, truncated */
.prop-id-value {
  font-family: var(--font-mono); font-size: 0.68rem;
  color: var(--text-bright); display: block;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 220px;
}

/* Geometry value in property table */
.prop-geo {
  font-family: var(--font-mono); font-size: 0.68rem;
  color: var(--lavender); display: block;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 180px;
}

/* ── Shared monospace ID style ───────────────────────────────────── */
.mono-id {
  color: var(--text-disabled); font-size: 0.62rem;
  font-family: var(--font-mono);
}

/* ── Global reset & layout ───────────────────────────────────────── */
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-ui); display: flex; height: 100vh; overflow: hidden; }

/* ── Sidebar ─────────────────────────────────────────────────────── */
#sidebar {
  width: 280px; min-width: 220px; background: var(--bg-primary); color: var(--text-bright);
  display: flex; flex-direction: column; overflow: hidden;
}
#sidebar-main {
  flex: 1; overflow-y: auto;
  padding: 1rem; display: flex; flex-direction: column; gap: 0.75rem;
}
#sidebar-header {
  flex-shrink: 0;
  padding: 0.85rem 1rem 0.75rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-primary);
}
#sidebar h1 { font-size: 1rem; font-weight: 700; letter-spacing: 0.05em; color: var(--text-white); display: flex; align-items: center; gap: 1rem; }
#sidebar h1 img { width: 22px; height: 22px; border-radius: 4px; }
#sidebar h2 { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-label); margin-top: 0.0rem; }
#sidebar hr { border: none; border-top: 1px solid var(--border); margin: 0.4rem -1rem; }
#status-list { font-size: 0.82rem; line-height: var(--stat-row-height); }
.stat-row { display: flex; justify-content: space-between; }
.stat-label { color: var(--text-label); }
.stat-value { color: var(--text-primary); font-weight: 600; }

/* ── Sidebar tabs (Statistics / Delta) — same typography as #sidebar h2 ── */
.side-tabs { display: flex; gap: 1rem; border-bottom: 1px solid var(--border); }
.side-tab {
  background: none; border: none; border-bottom: 2px solid transparent;
  padding: 0 0 0.3rem; margin-bottom: -1px; cursor: pointer;
  font-family: var(--font-ui); font-size: 0.75rem; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--text-label);
  display: flex; align-items: center; gap: 0.35rem;
}
.side-tab:hover { color: var(--text-bright); }
.side-tab--active { color: var(--text-white); border-bottom-color: var(--accent); }
.side-tab-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--amber); }
.side-tab-dot[hidden] { display: none; }

/* ── Delta view (sidebar) ── */
.delta-section { display: flex; flex-direction: column; gap: 0.35rem; }
.delta-section[hidden] { display: none; }
.delta-row { display: flex; gap: 0.35rem; }
.delta-input {
  flex: 1; min-width: 0; padding: 0.3rem 0.45rem;
  background: var(--bg-secondary); color: var(--text-primary);
  border: 1px solid var(--border-subtle); border-radius: 4px;
  font-size: 0.78rem; font-family: var(--font-mono);
}
.delta-input:focus { outline: none; border-color: var(--accent); }
.delta-btn {
  padding: 0.3rem 0.55rem; background: transparent; color: var(--accent);
  border: 1px solid var(--accent); border-radius: 4px;
  font-size: 0.72rem; font-weight: 600; cursor: pointer;
}
.delta-btn:hover:not(:disabled) { background: var(--accent); color: var(--text-white); }
.delta-btn:disabled, .delta-input:disabled { opacity: 0.4; cursor: not-allowed; }
.delta-status { font-size: 0.72rem; color: var(--text-muted); line-height: 1.4; }
.delta-status--active { color: var(--amber); }
.delta-status--failed { color: var(--error-text); }
.delta-status:empty { display: none; }
.delta-hint { font-size: 0.66rem; color: var(--text-disabled); margin-top: -0.15rem; }
.delta-hint:empty { display: none; }
.delta-hint--warn { color: var(--warning); }
.delta-table { width: 100%; border-collapse: collapse; font-size: 0.78rem; font-variant-numeric: tabular-nums; }
.delta-table[hidden] { display: none; }
.delta-table th {
  font-size: 0.65rem; font-weight: 600; color: var(--text-muted); text-align: right;
  padding: 0 0 0.15rem 0.4rem; border-bottom: 1px solid var(--border-row);
}
.delta-table td { text-align: right; padding: 0 0 0 0.4rem; line-height: var(--stat-row-height); color: var(--text-primary); }
.delta-table td:first-child, .delta-table th:first-child { text-align: left; padding-left: 0; color: var(--text-label); }
.delta-table td.delta-cell-value { font-weight: 600; }
.delta-table td.delta-cell-pct { color: var(--text-muted); }
.delta-diff--up   { color: var(--success); }
.delta-diff--down { color: var(--warning); }
.delta-diff--same { color: var(--text-disabled); }

/* Legend swatches */
.legend-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
#leg-primary, #leg-secondary { border-radius: 2px; }
.legend-symbol { width: 24px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.leg-line      { width: 24px; height: 4px; border-radius: 2px; }
.leg-dash      { width: 24px; height: 0; border-top: 3px dashed; }
.leg-dash-thin { width: 24px; height: 2px; border-top: 2px dashed; opacity: 0.7; }
.leg-dot-sm    { width: 6px; height: 6px; }
.leg-dot-md    { width: 14px; height: 14px; border-radius: 50%; opacity: 0.9; }
.leg-sq-md     { width: 14px; height: 14px; border-radius: 2px; opacity: 0.65; }
.leg-sq-sm     { width: 7px; height: 7px; border-radius: 1px; opacity: 0.65; }
.leg-bld-swatches { display: flex; gap: 2px; align-items: center; }
.leg-gradient  { width: 15px; height: 15px; background: linear-gradient(90deg, #ff00cc, #33001a); border-radius: 2px; }
.leg-tile-grid {
  width: 15px; height: 15px; position: relative;
  border: 1px solid rgba(255,255,255,0.6);
}
.leg-tile-grid::before {
  content: ''; position: absolute; top: calc(50% - 0.5px); left: 0; right: 0;
  border-top: 1px solid rgba(255,255,255,0.6);
}
.leg-tile-grid::after {
  content: ''; position: absolute; left: calc(50% - 0.5px); top: 0; bottom: 0;
  border-left: 1px solid rgba(255,255,255,0.6);
}

/* Zone grid: greyed out when the grid has no zones (single-pass grid) */
.toggle-row.disabled { opacity: 0.45; cursor: not-allowed; }

/* Zone grid legend: a hexagon outline (honeycomb zone) */
.leg-zone-grid {
  width: 15px; height: 15px; background: #f5a623;
  clip-path: polygon(25% 3%, 75% 3%, 100% 50%, 75% 97%, 25% 97%, 0 50%);
  opacity: 0.85;
}

/* Layer toggles */
#grid-layer-toggles, #layer-toggles { display: flex; flex-direction: column; gap: 0.5rem; font-size: 0.82rem; }
#diagnostics-toggles { display: flex; flex-direction: column; gap: 0.5rem; font-size: 0.82rem; }
#grid-layer-toggles + h2, #diagnostics-toggles + h2 { margin-top: 0.75rem; }
.group-header { display: flex; align-items: center; justify-content: space-between; }
.group-actions { opacity: 0; transition: opacity 0.15s; font-size: 0.75rem; text-transform: none; letter-spacing: normal; }
.group-header:hover .group-actions { opacity: 1; }
.group-actions a { margin-left: 0; cursor: pointer; text-decoration: none; color: var(--text-faint); opacity: 0.6; }
.group-actions a:hover { opacity: 0.9; color: var(--text-muted); }
.group-sep { margin: 0 4px; color: var(--text-disabled); opacity: 0.5; }
.toggle-row { display: flex; align-items: center; gap: 0.55rem; cursor: pointer; user-select: none; }
.toggle-row span { flex: 1; }
.toggle-row input[type="checkbox"] { accent-color: var(--accent); width: 14px; height: 14px; cursor: pointer; flex-shrink: 0; margin-left: auto; }

/* ── Map ─────────────────────────────────────────────────────────── */
#map { flex: 1; }

/* Connectivity-error popup — dark theme override */
.conn-error-popup .maplibregl-popup-content {
  background: var(--bg-popup); color: var(--text-primary);
  border: 1px solid var(--warning); border-radius: 8px;
  box-shadow: var(--shadow-error);
  padding: 0.7rem 0.9rem; font-family: var(--font-ui);
}
.conn-error-popup .maplibregl-popup-tip { border-top-color: var(--bg-popup); }
.conn-error-popup .maplibregl-popup-close-button { display: none; }
.cep-close {
  background: none; border: none; cursor: pointer; padding: 0;
  color: var(--text-disabled); line-height: 1; font-size: 1rem; flex-shrink: 0;
  transition: color 0.15s;
}
.cep-close:hover { color: var(--accent-hover); }
.cep-close svg { display: block; }

/* Connectivity-error popup content */
.cep-body     { font-size: 0.82rem; line-height: 1.55; }
.cep-header   { display: flex; align-items: flex-start; justify-content: space-between; gap: 0.6rem; margin-bottom: 0.45rem; }
.cep-title    { font-weight: 700; color: var(--warning); }
.cep-label    { color: var(--text-label); font-size: 0.75rem; margin-bottom: 0.1rem; }
.cep-entity   { font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent); margin-bottom: 0.4rem; }
.cep-parent   { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-dim); margin-bottom: 0.45rem; }
.cep-desc     { color: var(--text-secondary); font-size: 0.78rem; }

/* Dynamic UI elements created by JS */
.zoom-indicator {
  pointer-events: none; border-right: none;
  margin-bottom: 10px; width: 46px; text-align: center;
}
.scale-wrap { display: flex; align-items: flex-end; gap: 0; margin-left: 10px; }
.scale-wrap .maplibregl-ctrl-scale { margin-left: 0; }
.center-marker {
  width: 44px; height: 44px; border-radius: 50%;
  background: url(/static/icon/grid-generator-v2.svg) center/cover no-repeat;
  border: 3px solid var(--accent-bright);
  box-shadow: 0 2px 8px rgba(0,0,0,0.45);
  cursor: default;
}
.ctrl-icon { display: block; margin: auto; }
.debug-tile-label {
  position: absolute; pointer-events: none; z-index: 10;
  background: rgba(0,0,0,0.8); color: #00ff00;
  font-family: var(--font-mono); font-size: 10px;
  padding: 2px 4px; border-radius: 2px;
  line-height: 1.2; text-align: right; min-width: 70px;
}

/* ── Detail panel ────────────────────────────────────────────────── */
#detail-panel {
  position: fixed; top: 0.75rem; right: 1rem; bottom: 50px;
  width: 400px; min-height: 400px;
  background: var(--bg-popup); color: var(--text-primary);
  border: 1px solid var(--border-subtle); border-radius: 10px;
  display: flex; flex-direction: column;
  z-index: 20; box-shadow: var(--shadow-panel);
  overflow: hidden;
}
#detail-panel[hidden] { display: none; }
.dp-header {
  display: flex; align-items: flex-start; gap: 0.5rem;
  padding: 0.7rem 0.85rem 0.5rem;
  border-bottom: 1px solid var(--border-detail);
}
.dp-title { flex: 1; min-width: 0; }
.dp-name { font-size: 1.0rem; font-weight: 700; line-height: 1.3; color: var(--text-bright); }
.dp-type-badge {
  font-size: 0.65rem; border-radius: 3px; padding: 0.05rem 0.35rem;
  background: var(--border-detail); color: var(--text-label);
}
.dp-subtitle {
  font-size: 0.65rem; font-family: var(--font-mono);
  color: var(--text-dim); margin-top: 0.15rem;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  cursor: pointer;
}
.dp-subtitle:hover { color: var(--text-label); }
.dp-close {
  background: none; border: none; color: var(--text-faint);
  font-size: 1.1rem; cursor: pointer; line-height: 1;
  padding: 0.1rem 0.2rem; flex-shrink: 0;
}
.dp-close:hover { color: var(--accent-hover); }

/* ── Tab bar (Substation detail panel — Properties / SLD) ──────────── */
/* ── SLD modal (layout rules after .modal-box base) ────────────────── */
.sld-modal-body {
  flex: 1; overflow: hidden; padding: 0;
  display: flex; flex-direction: column; align-items: center;
  min-height: 0;
}
.sld-content { width: 100%; height: 100%; overflow: hidden; min-height: 0; cursor: grab; }
.sld-content.sld-dragging { cursor: grabbing; }
.sld-content svg { display: block; transform-origin: 0 0; }
.sld-loading, .sld-error {
  font-size: 0.8rem; color: var(--text-muted); padding: 2rem 0; text-align: center;
}
.sld-error { color: var(--error-text); }

/* ── SLD fit-to-view button ────────────────────────────────────────── */
.sld-fit-btn {
  position: absolute; bottom: 0.75rem; right: 0.75rem;
  display: inline-flex; align-items: center; gap: 0.35rem;
  background: var(--bg-secondary); border: 1px solid var(--border-subtle);
  color: var(--text-label); font-size: 0.7rem; font-weight: 500;
  padding: 0.3rem 0.6rem; border-radius: 4px;
  cursor: pointer; opacity: 0.8; z-index: 5;
}
.sld-fit-btn:hover { opacity: 1; border-color: var(--accent); color: var(--text-bright); }

/* ── SLD SVG styling ───────────────────────────────────────────────── */
.sld-diagram { font-family: system-ui, -apple-system, sans-serif; }
.sld-wire { stroke-width: 0.5; fill: none; }
.sld-busbar { stroke-width: 4; fill: none; }
.sld-junction-line { stroke-width: 1.5; fill: none; }
.sld-hv { stroke: var(--sld-hv-color, #e53935); color: var(--sld-hv-color, #e53935); }
.sld-hv-low { stroke: var(--sld-hv-low-color, #c084fc); color: var(--sld-hv-low-color, #c084fc); }
.sld-mv { stroke: var(--sld-mv-color, #006363); color: var(--sld-mv-color, #006363); }
.sld-mv-low { stroke: var(--sld-mv-low-color, #009999); color: var(--sld-mv-low-color, #009999); }
.sld-lv { stroke: var(--sld-lv-color, #43a047); color: var(--sld-lv-color, #43a047); }
.sld-hv.sld-cn { fill: var(--sld-hv-color, #e53935); }
.sld-hv-low.sld-cn { fill: var(--sld-hv-low-color, #c084fc); }
.sld-mv.sld-cn { fill: var(--sld-mv-color, #006363); }
.sld-mv-low.sld-cn { fill: var(--sld-mv-low-color, #009999); }
.sld-lv.sld-cn { fill: var(--sld-lv-color, #43a047); }
.sld-wire.sld-hv, .sld-wire.sld-hv-low, .sld-wire.sld-mv, .sld-wire.sld-mv-low, .sld-wire.sld-lv { fill: none; }
.sld-busbar.sld-hv, .sld-busbar.sld-hv-low, .sld-busbar.sld-mv, .sld-busbar.sld-mv-low, .sld-busbar.sld-lv { fill: none; }
.sld-junction-line { fill: none; }
.sld-cn { cursor: pointer; }
.sld-equipment { cursor: pointer; }
.sld-equipment use { fill: var(--bg-primary, #000028); }
.sld-equipment.sld-hv use.sld-wired-arrow { fill: var(--sld-hv-color, #e53935); }
.sld-equipment.sld-mv use.sld-wired-arrow { fill: var(--sld-mv-color, #1e88e5); }
.sld-equipment.sld-lv use.sld-wired-arrow { fill: var(--sld-lv-color, #43a047); }
.sld-equipment.sld-hv use { stroke: var(--sld-hv-color, #e53935); }
.sld-equipment.sld-mv use { stroke: var(--sld-mv-color, #1e88e5); }
.sld-equipment.sld-lv use { stroke: var(--sld-lv-color, #43a047); }
.sld-equipment:hover { filter: brightness(1.4); }
.sld-unwired { }
.sld-eq-label { font-size: 10px; fill: var(--text-muted, #999); dominant-baseline: middle; }
.sld-vlabel { font-size: 11px; dominant-baseline: middle; }
.sld-vlabel.sld-hv { fill: var(--sld-hv-color, #e53935); }
.sld-vlabel.sld-mv { fill: var(--sld-mv-color, #1e88e5); }
.sld-vlabel.sld-lv { fill: var(--sld-lv-color, #43a047); }
.sld-bay-label { font-size: 11px; fill: var(--text-secondary, #ccc); text-anchor: middle; }
.sld-empty { font-size: 13px; fill: var(--text-muted, #999); }

/* ── SLD tooltip ───────────────────────────────────────────────────── */
.sld-tooltip {
  position: fixed; pointer-events: none;
  background: var(--bg-secondary); border: 1px solid var(--border);
  border-radius: 4px; padding: 0.3rem 0.5rem;
  font-size: 0.7rem; color: var(--text-primary);
  white-space: nowrap; z-index: 1000;
}

.dp-body { flex: 1; overflow-y: auto; padding: 0.5rem 0.85rem 0.75rem; }
.dp-props { width: 100%; border-collapse: collapse; font-size: 0.75rem; margin-bottom: 0.5rem; table-layout: fixed; }
.dp-col-value { width: 220px; }
.dp-props td { padding: 0.22rem 0.3rem; vertical-align: top; }
.dp-props td[colspan="2"] { padding: 0.22rem 0; }
.dp-props td.dp-prop-tc { padding: 0; }
.dp-props td.dp-prop-label { color: var(--text-label); white-space: nowrap; padding-right: 0.75rem; overflow: hidden; text-overflow: ellipsis; }
.dp-props td.dp-prop-value { color: var(--text-primary); word-break: break-word; cursor: pointer; }
.dp-props td.dp-prop-value:hover { color: var(--text-white); background: var(--bg-hover); border-radius: 3px; }
/* Overridden-field row highlighting */
.dp-prop-row--overridden td.dp-prop-label { color: var(--error-text); }
.dp-prop-row--overridden td.dp-prop-value { color: var(--error-text); }
.dp-prop-override-note { font-size: 0.58rem; color: var(--error-text); opacity: 0.75; margin-top: 0.1rem; }
/* Group header row inside property table */
.dp-prop-group-label {
  font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--accent); padding-top: 0.7rem !important; padding-bottom: 0.1rem !important;
}
@keyframes dp-flash { 0%,100% { background: transparent; } 40% { background: var(--bg-flash-lime); } }
.dp-copied { animation: dp-flash 0.6s ease; }
.dp-section { margin-top: 0rem; }
.dp-divider {
  margin: 0.6rem -0.85rem 0rem;
  border-top: 1px solid var(--border-detail);
  padding: 0.4rem 0.85rem;
  min-height: 34px;
  display: flex; align-items: center; justify-content: space-between;
}
.dp-divider-label {
  font-size: 0.85rem; font-weight: 600; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.06em;
}
.dp-nav-arrow { margin-left: auto; color: var(--accent); font-size: 0.85rem; cursor: pointer; }
.dp-feeder-hl { margin-left: auto; color: var(--magenta); font-size: 0.75rem; cursor: pointer; opacity: 0.7; }
.dp-feeder-hl:hover { opacity: 1; }
.dp-feeder-reset { background: none; border: 1px solid var(--text-dim); color: var(--text-secondary); font-size: 0.7rem; padding: 2px 8px; border-radius: 3px; cursor: pointer; opacity: 0.8; }
.dp-feeder-reset:hover { opacity: 1; border-color: var(--magenta); color: var(--text-white); }
.dp-loc { font-variant-numeric: tabular-nums; }

/* Boolean property values */
.dp-bool-true  { color: var(--green); }
.dp-bool-false { color: var(--text-disabled); }
.dp-stack-nav { display:inline-flex; align-items:center; gap:0.25rem; flex-shrink:0; }
.dp-stack-btn {
  background:none; border:1px solid var(--border-subtle); color:var(--text-label);
  border-radius:3px; font-size:0.7rem; line-height:1; padding:0.15rem 0.3rem;
  cursor:pointer;
}
.dp-stack-btn:hover { border-color:var(--accent); color:var(--accent-hover); }
.dp-stack-counter { font-size:0.7rem; color:var(--text-dim); }

/* Back-navigation button (SDP → Meter entity view) */
.dp-back-btn {
  background: none; border: 1px solid var(--border-subtle); color: var(--text-label);
  border-radius: 3px; font-size: 0.7rem; line-height: 1; padding: 0.15rem 0.45rem;
  cursor: pointer; flex-shrink: 0;
}
.dp-back-btn:hover { border-color: var(--accent); color: var(--accent-hover); }

/* Clickable entity link (e.g. meter.id in SDP panel) — same look as prop-id-value */
.dp-link {
  background: none; border: none; padding: 0; margin: 0;
  color: var(--text-bright); font-size: 0.68rem; font-family: var(--font-mono, monospace);
  cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; gap: 0.25rem;
}
.dp-link::after {
  content: '↗';
  font-size: 0.6rem; color: var(--accent); opacity: 0.7;
  line-height: 1; flex-shrink: 0;
}
.dp-link:hover { color: var(--text-white); }
.dp-link:hover::after { opacity: 1; }

/* Readings sub-table (shown in SDP standalone and Meter views) */
.dp-readings-section {
  margin: 0.5rem 0 0.25rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.4rem;
}
.dp-readings-header {
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-muted); margin-bottom: 0.3rem;
}
.dp-readings-table {
  width: 100%; border-collapse: collapse; font-size: 0.72rem;
}
.dp-readings-table th {
  color: var(--text-muted); font-weight: 600; text-align: left;
  padding: 0.1rem 0.4rem 0.2rem 0; border-bottom: 1px solid var(--border-row);
}
.dp-readings-table td {
  color: var(--text-value); padding: 0.1rem 0.4rem 0.1rem 0;
  border-bottom: 1px solid var(--border-row);
}
.dp-readings-table tbody tr:last-child td { border-bottom: none; }
.dp-reading-obis { font-family: var(--font-mono, monospace); color: var(--text-label); }

/* Operational Limits sub-table (shown when equipment has limits configured) */
.dp-limits-section {
  margin: 0.5rem 0 0.25rem;
  padding-top: 0.4rem;
}
.dp-limits-header {
  font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--accent); margin-bottom: 0.25rem;
}
.dp-limits-group { margin-bottom: 0.6rem; }
.dp-limits-group-label {
  font-size: 0.72rem; font-weight: 600; color: var(--accent-secondary);
  margin-bottom: 0.15rem;
}
.dp-limits-purpose-section { margin-bottom: 0.4rem; }
.dp-limits-purpose-hdr {
  display: flex; align-items: center;
  font-size: 0.68rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-secondary); cursor: pointer; padding: 0.2rem 0;
  border-bottom: 1px solid var(--border-subtle); margin-bottom: 0.3rem;
  user-select: none;
}
.dp-limits-purpose-hdr:hover { color: var(--text-label); }
.dp-limits-arrow { font-size: 0.85rem; color: var(--text-dim); margin-left: auto; }
.dp-limits-table {
  width: 100%; border-collapse: collapse; font-size: 0.72rem;
  table-layout: fixed;
}
.dp-limits-table--compact { table-layout: auto; }
.dp-limits-table--compact td.dp-limit-val { width: auto; }
.dp-limits-table th:first-child,
.dp-limits-table td:first-child { width: 5.5rem; }
.dp-limits-table th {
  color: var(--text-muted); font-weight: 600; text-align: left;
  padding: 0.1rem 0.4rem 0.2rem 0; border-bottom: 1px solid var(--border-row);
}
.dp-limits-table td {
  color: var(--text-value); padding: 0.1rem 0.4rem 0.1rem 0;
  border-bottom: 1px solid var(--border-row);
}
.dp-limits-table tbody tr:last-child td { border-bottom: none; }
.dp-limit-val { font-family: var(--font-mono, monospace); }
.dp-limit-dot {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  margin-right: 4px; vertical-align: middle;
}
.dp-limit-dot-info     { background: var(--accent); }
.dp-limit-dot-warning  { background: var(--warning); }
.dp-limit-dot-critical { background: var(--error-text); }

/* Subgrid / selected-elements section */
.dp-section-title {
  font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-muted); margin: 0.6rem 0 0.3rem;
}
.dp-subgrid-header {
  font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 0.8rem 0 0.3rem;
  cursor: pointer;
  display: flex; align-items: center; gap: 0.35rem;
  border-top: 1px solid var(--border); padding-top: 0.5rem;
}
.dp-subgrid-header:first-of-type { margin-top: 0; }
.dp-subgrid-header:hover { color: var(--text-secondary); }
.dp-subgrid-badge {
  font-size: 0.65rem; background: var(--bg-badge); color: var(--text-dim);
  border-radius: 3px; padding: 0.05rem 0.35rem;
}
.dp-subgrid-item {
  font-size: 0.75rem; padding: 0.2rem 0; color: var(--text-secondary);
  border-left: 2px solid var(--border-subtle); padding-left: 0.4rem; margin-bottom: 0.1rem;
}
.dp-subgrid-item--tertiary  { border-left-color: var(--amber); }
.dp-subgrid-item--secondary { border-left-color: var(--accent); }
.dp-subgrid-item:hover { background: var(--bg-hover-soft); }

/* Shift MapLibre zoom/compass controls left when detail panel is open */
.maplibregl-ctrl-top-right { transition: right 0.25s ease; }
body.panel-open .maplibregl-ctrl-top-right {
  right: 374px !important;
}

/* ── Generation-in-progress popup ────────────────────────────────── */
#gen-popup, #topology-popup {
  position: fixed; top: 10rem; left: 50%; transform: translateX(-50%);
  z-index: 30;
  background: var(--bg-popup-light); color: var(--text-primary);
  border: 1px solid var(--border-subtle); border-radius: 10px;
  padding: 0.75rem 1.4rem;
  box-shadow: var(--shadow-popup);
  display: flex; align-items: center; gap: 0.7rem;
  font-size: 0.85rem; font-weight: 500;
  pointer-events: none;
  opacity: 0; transition: opacity 0.35s ease;
}
#gen-popup.visible, #topology-popup.visible { opacity: 1; }
#gen-popup .gen-spinner, #topology-popup .gen-spinner {
  width: 18px; height: 18px;
  border: 2.5px solid var(--border-subtle); border-top-color: var(--accent);
  border-radius: 50%;
  animation: gen-spin 0.8s linear infinite;
  flex-shrink: 0;
}
@keyframes gen-spin { to { transform: rotate(360deg); } }
#gen-popup .gen-content, #topology-popup .gen-content { display: flex; flex-direction: column; }
#gen-popup .gen-title, #topology-popup .gen-title { font-size: 0.85rem; font-weight: 500; }
#gen-popup .gen-step-line {
  display: flex; align-items: center; gap: 0.4rem;
  margin-top: 0.25rem;
}
#gen-popup .gen-step-badge {
  font-size: 0.6rem; font-weight: 700; letter-spacing: 0.05em;
  background: var(--bg-tint-accent); color: var(--accent-secondary);
  padding: 0.07rem 0.4rem; border-radius: 3px;
  white-space: nowrap; flex-shrink: 0;
}
#gen-popup .gen-step-desc {
  font-size: 0.73rem; color: var(--text-label);
}
#gen-popup .gen-timers {
  font-size: 0.7rem; color: var(--text-faint); font-variant-numeric: tabular-nums;
  display: flex; gap: 0.8rem; margin-top: 0.15rem;
}
#gen-popup .gen-timers span { white-space: nowrap; }
#gen-popup .gen-timer-val { color: var(--text-secondary); }

/* ── Sidebar actions ─────────────────────────────────────────────── */
#btn-regenerate, #btn-export {
  width: 100%; padding: 0.5rem 0.75rem;
  background: transparent; color: var(--accent);
  border: 1px solid var(--accent); border-radius: 6px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.04em;
  cursor: pointer; transition: background 0.2s, color 0.2s;
  display: flex; align-items: center; justify-content: center; gap: 0.45rem;
}
#btn-regenerate:hover:not(:disabled), #btn-export:hover:not(:disabled) { background: var(--accent); color: var(--text-white); }
#btn-regenerate:disabled, #btn-export:disabled { opacity: 0.4; cursor: not-allowed; }
#btn-regenerate .regen-icon, #btn-export .regen-icon { font-size: 1rem; line-height: 1; }
#btn-export { margin-top: 0.45rem; }
.export-status { font-size: 0.7rem; color: var(--text-muted); text-align: center; margin-top: 0.3rem; word-break: break-all; }
.export-status:empty { display: none; }
.export-status--error { color: var(--error-text); }

#btn-view-config, #btn-view-logs {
  display: block; text-align: center;
  font-size: 0.72rem; color: var(--accent);
  text-decoration: none;
  margin-top: 0.45rem;
  opacity: 0.8;
}
#btn-view-config:hover, #btn-view-logs:hover { opacity: 1; text-decoration: underline; }

/* ── Modal — shared classes (config / logs / help) ───────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: var(--bg-overlay);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
}
.modal-overlay[hidden] { display: none; }
.modal-box {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 90vw; height: 600px;
  display: flex; flex-direction: column;
  overflow: hidden;
}
.modal-box--help { width: min(90vw, 700px); height: auto; max-height: 82vh; }
.modal-box--sld {
  /* Position: aligned with detail-panel, 1rem gap from sidebar and detail-panel */
  position: fixed;
  top: 0.75rem; bottom: 50px;
  left: calc(280px + 1rem);           /* sidebar width + gap */
  right: calc(400px + 1rem + 1rem);   /* detail-panel width + its right margin + gap */
  width: auto; max-width: none; height: auto; max-height: none;
}
.modal-overlay:has(.modal-box--sld) { background: transparent; pointer-events: none; }
.modal-box--sld { pointer-events: auto; }
.modal-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  padding: 0.9rem 1.2rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  gap: 1rem;
}
.modal-title {
  display: block;
  color: var(--text-bright); font-size: 0.95rem; font-weight: 600;
}
.modal-subtitle {
  display: block;
  color: var(--text-disabled); font-size: 0.7rem;
  margin-top: 0.2rem; word-break: break-all;
  font-family: var(--font-mono);
}
.modal-subtitle--link:hover { color: var(--lavender); text-decoration: underline; }
.modal-close {
  background: none; border: none;
  color: var(--text-faint); font-size: 1rem;
  cursor: pointer; padding: 0 0.2rem;
  flex-shrink: 0; line-height: 1;
  margin-top: 0.1rem;
}
.modal-close:hover { color: var(--text-bright); }
.modal-body {
  flex: 1; overflow: auto;
  margin: 0; padding: 1rem 1.2rem;
  background: var(--bg-secondary);
  color: var(--lavender);
  font-size: 0.78rem;
  font-family: var(--font-mono);
  white-space: pre;
  line-height: 1.55;
}
.modal-body--logs {
  white-space: normal;
}
/* ── Log line structure (Generation Logs modal) ────────────────────── */
.log-line {
  display: flex; align-items: center; gap: 0.45rem;
  padding: 0.2rem 0;
  border-bottom: 1px solid var(--border-row);
  font-family: var(--font-mono); font-size: 0.74rem; line-height: 1.4;
}
.log-ts {
  color: var(--text-faint); flex-shrink: 0; width: 12ch;
}
.log-badge {
  font-size: 0.6rem; font-weight: 700; letter-spacing: 0.05em;
  padding: 0.06rem 0; border-radius: 3px;
  flex-shrink: 0; text-transform: uppercase;
  width: 4.2rem; text-align: center; box-sizing: border-box;
}
.log-badge--info    { background: var(--bg-tint-accent);   color: var(--accent-secondary); }
.log-badge--warning { background: rgba(255,102,0,0.18);    color: var(--warning); }
.log-badge--error   { background: var(--bg-tint-error);    color: var(--error-text); }
.log-badge--step    { background: var(--bg-tint-accent-s); color: var(--accent); }
.log-badge--done    { background: var(--bg-tint-success);  color: var(--success); }
.log-msg { color: var(--text-primary); word-break: break-word; flex: 1; }
.log-step-tag {
  font-weight: 700; color: var(--accent-secondary);
  background: var(--bg-tint-accent-s); border-radius: 2px;
  padding: 0 0.2rem; margin-right: 0.25rem; letter-spacing: 0;
}
.modal-body--help {
  overflow-y: auto;
  padding: 1.4rem 1.6rem 1.8rem;
  background: var(--help-bg);
  color: var(--help-text);
  font-family: var(--font-ui);
  white-space: normal;
}

/* ── Help section (sidebar footer) ───────────────────────────────── */
#sidebar-actions {
  flex-shrink: 0;
  padding: 0.75rem 1rem 0.6rem;
  border-top: 1px solid var(--border);
  background: var(--bg-primary);
  display: flex; flex-direction: column;
}
#help-section { margin-top: 2rem; }
#btn-open-help {
  width: 100%; background: transparent;
  border: 1px solid var(--border); border-radius: 6px;
  padding: 0.5rem 0.65rem;
  display: flex; align-items: center; gap: 0.6rem;
  cursor: pointer; text-align: left;
  transition: border-color 0.2s, background 0.2s;
}
#btn-open-help:hover { border-color: var(--accent); background: var(--bg-tint-accent-s); }
.help-icon { flex-shrink: 0; color: var(--accent); display: flex; }
.help-icon svg { width: 18px; height: 18px; }
.help-text { display: flex; flex-direction: column; gap: 0.1rem; }
.help-title { font-size: 0.8rem; font-weight: 600; color: var(--text-bright); }
.help-desc  { font-size: 0.68rem; color: var(--text-disabled); }

/* ── Help modal — body override + loading placeholder ────────────── */
.hg-p { font-size: 0.82rem; line-height: 1.65; margin-bottom: 0.55rem; }
.hg-loading { color: #888; font-style: italic; }
#help-modal-body hr { border: none; border-top: 1px solid var(--help-border); margin: 0.25rem 0 1.5rem; }

/* ── Search modal ────────────────────────────────────────────────── */

/* Search trigger (matches #btn-regenerate style) */
.srch-open-btn {
  width: 100%; padding: 0.5rem 0.75rem;
  background: transparent; color: var(--accent);
  border: 1px solid var(--accent); border-radius: 6px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.04em;
  cursor: pointer; transition: background 0.2s, color 0.2s;
  display: flex; align-items: center; justify-content: center; gap: 0.45rem;
  font-family: var(--font-ui); margin-top: 0.75rem;
}
.srch-open-btn:hover { background: var(--accent); color: var(--text-white); }
.srch-open-btn .srch-icon { width: 14px; height: 14px; flex-shrink: 0; }
.srch-kbd {
  font-size: 0.6rem; font-family: var(--font-mono);
  border: 1px solid currentColor; border-radius: 3px;
  padding: 1px 4px; opacity: 0.6;
}

/* Overlay */
.srch-modal {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 10vh;
}
.srch-modal[hidden] { display: none; }
.srch-backdrop {
  position: absolute; inset: 0;
  background: var(--bg-srch-backdrop);
}

/* Dialog */
.srch-dialog {
  position: relative; width: min(560px, 90vw);
  background: var(--bg-primary); border: 1px solid var(--border);
  border-radius: 8px; overflow: hidden;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.7);
}

/* Input row */
.srch-input-row {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.8rem 1rem; border-bottom: 1px solid var(--border);
}
.srch-icon { width: 16px; height: 16px; flex-shrink: 0; color: var(--text-muted); }
.srch-input {
  flex: 1; background: transparent; border: none;
  color: var(--text-primary); font-size: 1.05rem;
  font-family: var(--font-ui); outline: none;
}
.srch-input::placeholder { color: var(--text-disabled); }
.srch-esc-hint {
  font-size: 0.75rem; font-family: var(--font-mono);
  border: 1px solid var(--border-subtle); border-radius: 3px;
  padding: 2px 6px; color: var(--text-disabled); flex-shrink: 0;
}

/* Results list — light theme */
.srch-results {
  list-style: none; margin: 0; padding: 0;
  max-height: 360px; overflow-y: auto;
  background: var(--srch-bg);
}
.srch-result-item {
  display: flex; flex-direction: column; gap: 0.2rem;
  padding: 0.65rem 1rem; cursor: pointer;
  border-bottom: 1px solid var(--srch-border);
}
.srch-result-item:last-child { border-bottom: none; }
.srch-result-item:hover,
.srch-result-item.srch-active { background: var(--srch-bg-hover); }
.srch-result-item[aria-disabled="true"] {
  cursor: default; color: var(--srch-text-muted);
  font-size: 0.9rem; padding: 0.85rem 1rem;
}
.srch-result-item[aria-disabled="true"]:hover { background: transparent; }

/* Two-line layout */
.srch-result-line1 {
  display: flex; align-items: center; gap: 0.4rem;
  font-size: 0.88rem; color: var(--srch-text);
}
.srch-result-line2 {
  display: flex; align-items: center; gap: 0.35rem;
  font-size: 0.78rem; color: var(--srch-text-muted);
}

/* Badge */
.srch-badge {
  font-size: 0.75rem; font-weight: 600; padding: 1px 6px;
  border-radius: 3px; flex-shrink: 0; font-family: var(--font-ui);
}
/* Per-type badge colours — light theme */
.srch-badge-Substation-primary   { background: var(--srch-badge-sb-p-bg);   color: var(--srch-badge-sb-p-c); }
.srch-badge-Substation-secondary { background: var(--srch-badge-sb-s-bg);   color: var(--srch-badge-sb-s-c); }
.srch-badge-ConnectionPoint      { background: var(--srch-badge-cp-bg);     color: var(--srch-badge-cp-c); }
.srch-badge-CableCabinet         { background: var(--srch-badge-cc-bg);     color: var(--srch-badge-cc-c); }
.srch-badge-ExternalNetworkInjection { background: var(--srch-badge-eni-bg); color: var(--srch-badge-eni-c); }
/* Muted default for equipment types without dedicated map colours */
.srch-badge-PowerTransformer,
.srch-badge-SDP,
.srch-badge-LineSegment,
.srch-badge-Switch,
.srch-badge-Busbar,
.srch-badge-Feeder,
.srch-badge-Gateway,
.srch-badge-Meter,
.srch-badge-GeneratingUnit,
.srch-badge-PowerElectronicsUnit,
.srch-badge-DER { background: var(--srch-badge-other-bg); color: var(--srch-badge-other-c); }

/* Result text elements */
.srch-result-name {
  flex: 1; font-weight: 500;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.srch-result-role { font-size: 0.78rem; color: var(--srch-text-muted); font-style: italic; flex-shrink: 0; }
.srch-result-id   { font-family: var(--font-mono); font-size: 0.75rem; color: var(--srch-text-dim); flex-shrink: 0; }
.srch-result-addr { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.srch-result-coords { flex-shrink: 0; margin-left: auto; font-family: var(--font-mono); font-size: 0.75rem; }
.srch-sep { color: var(--srch-sep); flex-shrink: 0; }

/* Status / aria-live region */
.srch-status { height: 0; overflow: hidden; }