/* ============================
   SUPPLAI LAB — Premium Suite
   ============================ */
:root {
  --r: 6px;
  --r2: 8px;
  --font: 'Inter', ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --gap: 10px;
  --pad: 12px;
  --ok: #2ecc71;
  --ok-bg: rgba(46,204,113,.12);
  --ok-bd: rgba(46,204,113,.35);
  --warn: #f5a623;
  --warn-bg: rgba(245,166,35,.12);
  --warn-bd: rgba(245,166,35,.35);
  --crit: #ff4d4f;
  --crit-bg: rgba(255,77,79,.12);
  --crit-bd: rgba(255,77,79,.35);
}

/* LAB skin (light/bluish — like screenshot 1) */
body.skin-lab {
  --bg: #e8ecf2;
  --bg2: #dde3eb;
  --panel: #f4f6f9;
  --panel2: #edf0f5;
  --line: #cdd5df;
  --text: #1a2233;
  --muted: #6b7a8d;
  --top: rgba(244,246,249,.92);
  --shadow: 0 2px 12px rgba(0,0,0,.08);
  --shadowSoft: 0 1px 6px rgba(0,0,0,.06);
  --btn: #4f8cff;
  --btnText: #fff;
  --inputBg: #fff;
  --inputBd: #c5cdd8;
  --cardBg: #fff;
  --cardBd: #d8dee8;
  --grid: rgba(0,0,0,.04);
  --mapBg: #f9fafb;
  --nodeBg: #fff;
  --nodeBd: #c5cdd8;
  --nodeText: #1a2233;
  --nodeMuted: #b0b8c4;
  --edgeColor: #a0aab6;
}

/* GERENCIAL skin (dark/charcoal — like screenshot 2) */
body.skin-exec {
  --bg: #0a0c10;
  --bg2: #0d1016;
  --panel: #13161d;
  --panel2: #0f1218;
  --line: #252a35;
  --text: #e4e8ef;
  --muted: #8a95a7;
  --top: rgba(13,16,22,.92);
  --shadow: 0 4px 20px rgba(0,0,0,.45);
  --shadowSoft: 0 2px 10px rgba(0,0,0,.35);
  --btn: #b9c0cc;
  --btnText: #0a0c10;
  --inputBg: rgba(255,255,255,.05);
  --inputBd: rgba(255,255,255,.10);
  --cardBg: rgba(255,255,255,.03);
  --cardBd: rgba(255,255,255,.09);
  --grid: rgba(255,255,255,.04);
  --mapBg: rgba(0,0,0,.25);
  --nodeBg: rgba(255,255,255,.06);
  --nodeBd: rgba(255,255,255,.12);
  --nodeText: #e4e8ef;
  --nodeMuted: #555e6e;
  --edgeColor: #3a4050;
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  font-size: 13px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

/* ============ TOPBAR ============ */
.topbar {
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  border-bottom: 1px solid var(--line);
  background: var(--top);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}
.topbar-left { display: flex; align-items: center; gap: 10px; }
.topbar-sep {
  width: 1px;
  height: 28px;
  background: var(--line);
}
.topbar-nav { display: flex; gap: 2px; }
.nav-icon {
  width: 34px; height: 34px;
  border-radius: var(--r);
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: .15s;
}
.nav-icon:hover, .nav-icon.active {
  background: var(--inputBg);
  border-color: var(--line);
  color: var(--text);
}

.brand-title {
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -.3px;
}

.topbar-actions { display: flex; gap: 4px; }
.iconbtn {
  width: 34px; height: 34px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--panel);
  cursor: pointer;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: .15s;
}
.iconbtn:hover { color: var(--text); border-color: var(--muted); }

.iconbtn-sm {
  width: 28px; height: 28px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: .15s;
}
.iconbtn-sm:hover { color: var(--text); }

/* Mode Switch */
.mode-switch {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  border-radius: var(--r2);
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadowSoft);
  cursor: pointer;
  color: var(--text);
}
.mode-label { display: flex; align-items: center; gap: 6px; font-weight: 800; font-size: 12px; }
.mode-ico { display: flex; align-items: center; color: var(--muted); }
.rail {
  width: 38px; height: 20px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(127,140,160,.15);
  position: relative;
  flex-shrink: 0;
}
.knob {
  position: absolute;
  top: 3px; left: 3px;
  width: 14px; height: 14px;
  border-radius: 999px;
  background: var(--btn);
  transition: .2s ease;
}
body.skin-exec .knob { left: 21px; }

/* ============ APP GRID ============ */
.app {
  display: grid;
  grid-template-columns: 260px 1fr 260px;
  gap: var(--gap);
  padding: var(--gap);
  min-height: calc(100vh - 52px);
  align-items: start;
}

/* ============ PANELS ============ */
.panel {
  border-radius: var(--r2);
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: var(--pad);
}
.panel-title {
  font-weight: 800;
  font-size: 14px;
  letter-spacing: -.2px;
}
.panel-h {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.divider {
  height: 1px;
  background: var(--line);
  margin: 10px 0;
}
.section-title {
  font-weight: 800;
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .5px;
  margin: 6px 0 8px;
}

/* ============ FORM ============ */
.form label { display: block; }
.frow { margin-bottom: 8px; }
.lbl {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 4px;
  font-weight: 700;
}
.lbl-ico { flex-shrink: 0; }

select {
  width: 100%;
  padding: 7px 8px;
  border-radius: var(--r);
  border: 1px solid var(--inputBd);
  background: var(--inputBg);
  color: var(--text);
  font-family: var(--font);
  font-size: 12px;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  transition: .15s;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%236b7a8d' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  padding-right: 24px;
}
select:focus { border-color: var(--btn); }
body.skin-exec select {
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%238a95a7' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

/* ============ SWITCHES ============ */
.switches { display: flex; flex-direction: column; gap: 6px; }
.swrow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 8px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--inputBg);
}
.swleft { display: flex; align-items: center; gap: 8px; min-width: 0; }
.swico {
  width: 24px; height: 24px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cardBg);
  border: 1px solid var(--cardBd);
  color: var(--muted);
  flex-shrink: 0;
}
.swname { font-weight: 700; font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.sw {
  width: 38px; height: 20px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(127,140,160,.15);
  position: relative;
  cursor: pointer;
  flex-shrink: 0;
  transition: .18s;
}
.sw::after {
  content: "";
  position: absolute;
  top: 3px; left: 3px;
  width: 14px; height: 14px;
  border-radius: 999px;
  background: rgba(127,140,160,.5);
  transition: .18s ease;
}
.sw.on { background: rgba(46,204,113,.25); border-color: rgba(46,204,113,.4); }
.sw.on::after { left: 21px; background: var(--ok); }

/* ============ BUTTONS ============ */
.btnbar { display: flex; gap: 6px; margin-top: 10px; }
.btn {
  flex: 1;
  padding: 8px 10px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  cursor: pointer;
  font-weight: 800;
  font-size: 12px;
  font-family: var(--font);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: .15s;
}
.btn-primary {
  background: var(--btn);
  border: none;
  color: var(--btnText);
}
.btn-primary:hover { opacity: .9; }
.btn-ghost {
  background: transparent;
  color: var(--text);
}
.btn-ghost:hover { background: var(--inputBg); }

.btn-approve {
  background: var(--ok);
  border: none;
  color: #fff;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: var(--r);
  cursor: pointer;
  font-size: 11px;
  font-family: var(--font);
}
.btn-discard {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
  font-weight: 700;
  padding: 5px 12px;
  border-radius: var(--r);
  cursor: pointer;
  font-size: 11px;
  font-family: var(--font);
}

.hint {
  margin-top: 8px;
  font-size: 10px;
  color: var(--muted);
  line-height: 1.4;
  opacity: .7;
}

/* ============ CENTER ============ */
.center { display: flex; flex-direction: column; gap: var(--gap); position: relative; }

.panel-center-head { padding: 8px 12px; }
.head-row { display: flex; align-items: center; justify-content: space-between; }
.head-title { font-weight: 800; font-size: 14px; }
.head-tools { display: flex; align-items: center; gap: 6px; }
.head-status {
  font-size: 10px;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--cardBg);
  border: 1px solid var(--line);
  color: var(--muted);
  letter-spacing: .5px;
}
.head-status.running { color: var(--ok); border-color: var(--ok-bd); background: var(--ok-bg); }

.panel-center-main {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--gap);
}

/* ============ MAP ============ */
.map-box {
  border-radius: var(--r2);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--mapBg);
  box-shadow: var(--shadowSoft);
}
.map-grid {
  height: 480px;
  background:
    repeating-linear-gradient(0deg, var(--grid) 0, var(--grid) 1px, transparent 1px, transparent 28px),
    repeating-linear-gradient(90deg, var(--grid) 0, var(--grid) 1px, transparent 1px, transparent 28px);
  position: relative;
}

/* SVG node styles */
.node-rect {
  rx: 6;
  ry: 6;
  stroke-width: 1.5;
  transition: fill .3s, stroke .3s;
}
.node-rect.inactive { fill: var(--nodeBg); stroke: var(--nodeBd); }
.node-rect.ok { fill: var(--ok-bg); stroke: var(--ok); }
.node-rect.warn { fill: var(--warn-bg); stroke: var(--warn); }
.node-rect.crit { fill: var(--crit-bg); stroke: var(--crit); }

.node-text {
  font-family: var(--font);
  font-size: 11px;
  font-weight: 700;
  fill: var(--nodeText);
  text-anchor: middle;
  dominant-baseline: central;
  pointer-events: none;
  transition: fill .3s;
}
.node-text.inactive { fill: var(--nodeMuted); }

.node-icon {
  font-family: var(--font);
  font-size: 13px;
  text-anchor: middle;
  dominant-baseline: central;
  pointer-events: none;
}

.badge-rect {
  rx: 4; ry: 4;
  stroke-width: 1;
  opacity: 0;
  transition: opacity .3s;
}
.badge-rect.visible { opacity: 1; }
.badge-text {
  font-family: var(--font);
  font-size: 9px;
  font-weight: 800;
  text-anchor: middle;
  dominant-baseline: central;
  pointer-events: none;
  opacity: 0;
  transition: opacity .3s;
}
.badge-text.visible { opacity: 1; }

.edge-line {
  fill: none;
  stroke-width: 1.5;
  transition: stroke .3s, opacity .3s;
}
.edge-line.inactive { stroke: var(--edgeColor); opacity: .3; }
.edge-line.ok { stroke: var(--ok); opacity: .7; }
.edge-line.warn { stroke: var(--warn); opacity: .7; }
.edge-line.crit { stroke: var(--crit); opacity: .8; }

/* ============ SIDE STACK ============ */
.side-stack { display: flex; flex-direction: column; gap: var(--gap); }

.stack-block {
  border-radius: var(--r2);
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 10px;
  box-shadow: var(--shadowSoft);
}
.block-title {
  font-weight: 800;
  font-size: 12px;
  display: flex;
  gap: 6px;
  align-items: center;
  margin-bottom: 8px;
  color: var(--text);
}
.arrows-nav { margin-left: auto; display: flex; gap: 2px; }
.arr-btn {
  width: 22px; height: 20px;
  border-radius: 4px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cards { display: flex; flex-direction: column; gap: 6px; }

.cardline {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--cardBg);
  padding: 8px;
  font-size: 11px;
  color: var(--muted);
}

/* Rule card (title + desc on left, value badge on right) */
.rulecard {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--cardBg);
  padding: 8px 10px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  border-left: 3px solid var(--line);
}
.rulecard .rt { min-width: 0; }
.rulecard .rtitle { font-weight: 800; font-size: 11px; color: var(--text); }
.rulecard .rdesc { margin-top: 2px; font-size: 10px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rulecard .rval {
  font-weight: 800;
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--cardBg);
  color: var(--text);
  white-space: nowrap;
}
.rulecard.good { border-left-color: var(--ok); }
.rulecard.good .rval { border-color: var(--ok-bd); color: var(--ok); }
.rulecard.warn { border-left-color: var(--warn); }
.rulecard.warn .rval { border-color: var(--warn-bd); color: var(--warn); }
.rulecard.crit { border-left-color: var(--crit); }
.rulecard.crit .rval { border-color: var(--crit-bd); color: var(--crit); }

/* Adjustments */
.actionlist { display: flex; flex-direction: column; gap: 5px; }
.actionbtn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 8px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--cardBg);
  cursor: pointer;
  color: var(--text);
  font-weight: 700;
  font-size: 11px;
  font-family: var(--font);
  transition: .15s;
}
.actionbtn:hover { border-color: var(--muted); }
.actionbtn .ai {
  width: 24px; height: 24px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ok-bg);
  border: 1px solid var(--ok-bd);
  color: var(--ok);
  flex-shrink: 0;
}
.actionbtn.warn .ai {
  background: var(--warn-bg);
  border-color: var(--warn-bd);
  color: var(--warn);
}

/* AI */
.ai-suggest { display: flex; flex-direction: column; gap: 6px; }
.ai-card {
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--cardBg);
  padding: 8px;
}
.ai-card.muted { opacity: .7; }
.ai-title { font-weight: 800; font-size: 11px; }
.ai-desc { margin-top: 2px; font-size: 10px; color: var(--muted); }
.ai-actions { display: flex; gap: 6px; margin-top: 6px; }

.btnpair { display: flex; gap: 6px; margin-bottom: 6px; }

/* ============ RESULTS OVERLAY ============ */
.results-overlay {
  position: absolute;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
}
.results-card {
  border-radius: var(--r2);
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  min-width: 320px;
  max-width: 400px;
}
.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  font-weight: 800;
  font-size: 13px;
}
.results-close {
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
}
.results-body { padding: 0; }
.result-row {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.result-row:last-child { border-bottom: none; }
.result-row.small { padding: 6px 12px; font-size: 11px; }
.result-row.small .result-val { font-size: 12px; margin-left: auto; }
.result-divider { height: 1px; background: var(--line); margin: 4px 0; }
.result-val { font-weight: 900; font-size: 16px; }
.result-val.warn { color: var(--warn); }
.result-val.crit { color: var(--crit); }
.result-val.ok { color: var(--ok); }
.result-label { color: var(--muted); font-weight: 600; }
.result-icon { color: var(--crit); display: flex; align-items: center; }

/* ============ BOTTOM TIMELINE ============ */
.panel-bottom { padding: 10px 12px; }
.bottom-title { font-weight: 800; font-size: 13px; margin-bottom: 8px; }

.timeline .ticks {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
}
.bar {
  margin-top: 6px;
  height: 8px;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  background: rgba(127,140,160,.08);
}
.seg { height: 100%; }
.s1 { background: rgba(79,140,255,.15); }
.s2 { background: rgba(79,140,255,.25); }
.s3 { background: rgba(46,204,113,.2); }
.s4 { background: rgba(245,166,35,.25); }
.s5 { background: rgba(255,77,79,.2); }
.s6 { background: rgba(255,77,79,.35); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.chip {
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--cardBg);
  padding: 5px 10px;
  font-size: 11px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
}
.chip b { color: var(--text); font-weight: 800; }
.chip .ci { display: flex; align-items: center; }
.chip.crit { border-color: var(--crit-bd); color: var(--crit); }
.chip.warn-chip { border-color: var(--warn-bd); }
.chip.warn-chip b { color: var(--warn); }

/* ============ RIGHT PANEL ============ */
.saved { display: flex; flex-direction: column; gap: 6px; }
.saved-item {
  text-align: left;
  padding: 8px 10px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--inputBg);
  cursor: pointer;
  color: var(--text);
  font-weight: 700;
  font-size: 12px;
  font-family: var(--font);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: .15s;
}
.saved-item:hover { border-color: var(--muted); }
.saved-item .si { color: var(--muted); display: flex; align-items: center; flex-shrink: 0; }

.memory { display: flex; flex-direction: column; gap: 6px; }
.memrow {
  padding: 8px 10px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--inputBg);
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}
.memrow .mem-tag {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 999px;
  font-weight: 700;
  margin-left: auto;
}
.memrow .mem-tag.crit { background: var(--crit-bg); color: var(--crit); border: 1px solid var(--crit-bd); }
.memrow .mem-tag.warn { background: var(--warn-bg); color: var(--warn); border: 1px solid var(--warn-bd); }
.memrow .mem-tag.ok { background: var(--ok-bg); color: var(--ok); border: 1px solid var(--ok-bd); }
.mem-placeholder { margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--line); }
.btn-sm { padding: 4px 8px; font-size: 10px; }
.head-status.loading { color: var(--primary); }
.head-status.error { color: var(--crit); }

/* ============ INTRO MODAL ============ */
.intro-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}
.intro-overlay[hidden] { display: none; }
.intro-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.65);
  backdrop-filter: blur(8px);
}
.intro-modal {
  position: relative;
  width: 94vw;
  max-width: 960px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.08);
  background: #111318;
  box-shadow: 0 24px 80px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.04);
  overflow: hidden;
  color: #e4e8ef;
}

/* Header */
.intro-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  background: rgba(0,0,0,.25);
  flex-shrink: 0;
}
.intro-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}
.intro-bulb {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(0,200,180,.12);
  border: 1px solid rgba(0,200,180,.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #00c8b4;
}
.intro-header-title {
  font-size: 15px;
  font-weight: 500;
  color: #c0c8d4;
  letter-spacing: -.2px;
}
.intro-header-title b {
  color: #e4e8ef;
  font-weight: 800;
}
.intro-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.intro-skip {
  padding: 5px 14px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  color: #8a95a7;
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font);
  cursor: pointer;
  transition: .15s;
}
.intro-skip:hover {
  background: rgba(255,255,255,.1);
  color: #c0c8d4;
}
.intro-close-x {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,.08);
  background: transparent;
  color: #6b7a8d;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: .15s;
}
.intro-close-x:hover {
  background: rgba(255,255,255,.08);
  color: #e4e8ef;
}

/* Body */
.intro-body {
  display: grid;
  grid-template-columns: 220px 1fr;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* Sidebar thumbnails */
.intro-sidebar {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px;
  overflow-y: auto;
  border-right: 1px solid rgba(255,255,255,.07);
  background: rgba(0,0,0,.15);
}
.intro-thumb {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: #8a95a7;
  cursor: pointer;
  text-align: left;
  font-family: var(--font);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.35;
  transition: .15s;
}
.intro-thumb:hover {
  background: rgba(255,255,255,.04);
  color: #c0c8d4;
}
.intro-thumb.active {
  background: rgba(0,200,180,.08);
  border-color: rgba(0,200,180,.25);
  color: #e4e8ef;
}
.intro-thumb-num {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 13px;
  flex-shrink: 0;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  color: #6b7a8d;
  transition: .15s;
}
.intro-thumb.active .intro-thumb-num {
  background: rgba(0,200,180,.15);
  border-color: rgba(0,200,180,.35);
  color: #00c8b4;
}
.intro-thumb-label {
  min-width: 0;
}

/* Main slide area */
.intro-main {
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 12px 16px;
  gap: 12px;
}
.intro-image-wrap {
  width: 100%;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.06);
  background: #0a0c10;
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
}
.intro-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.intro-content {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.intro-slide-title {
  font-weight: 900;
  font-size: 20px;
  letter-spacing: -.3px;
  color: #e4e8ef;
  line-height: 1.25;
}
.intro-slide-subtitle {
  font-size: 14px;
  font-weight: 600;
  color: #8a95a7;
  line-height: 1.4;
}
.intro-slide-body {
  font-size: 13px;
  font-weight: 500;
  color: #6b7a8d;
  line-height: 1.55;
}

/* Footer */
.intro-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-top: 1px solid rgba(255,255,255,.07);
  background: rgba(0,0,0,.2);
  flex-shrink: 0;
  gap: 12px;
}
.intro-footer-left {
  display: flex;
  align-items: center;
  gap: 8px;
}
.intro-footer-right {
  display: flex;
  align-items: center;
  gap: 10px;
}
.intro-btn-nav {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  color: #c0c8d4;
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font);
  cursor: pointer;
  transition: .15s;
}
.intro-btn-nav:hover:not(:disabled) {
  background: rgba(255,255,255,.08);
  color: #e4e8ef;
}
.intro-btn-nav:disabled {
  opacity: .35;
  cursor: not-allowed;
}
.intro-btn-nav.primary {
  background: rgba(0,200,180,.15);
  border-color: rgba(0,200,180,.3);
  color: #00c8b4;
}
.intro-btn-nav.primary:hover {
  background: rgba(0,200,180,.25);
  color: #00e8d0;
}
.intro-counter {
  font-size: 12px;
  font-weight: 700;
  color: #6b7a8d;
  min-width: 36px;
  text-align: center;
}
.intro-pager {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 6px;
  padding: 2px 4px;
}
.intro-pager-btn {
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  color: #6b7a8d;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: .15s;
}
.intro-pager-btn:hover { background: rgba(255,255,255,.06); color: #c0c8d4; }
.intro-pager-num {
  font-size: 11px;
  font-weight: 700;
  color: #8a95a7;
  padding: 0 4px;
}
.intro-btn-video {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: 6px;
  border: 1px solid rgba(0,200,180,.35);
  background: rgba(0,200,180,.1);
  color: #00c8b4;
  font-size: 12px;
  font-weight: 800;
  font-family: var(--font);
  cursor: pointer;
  transition: .15s;
  white-space: nowrap;
}
.intro-btn-video:hover {
  background: rgba(0,200,180,.2);
  color: #00e8d0;
}

/* Video placeholder */
.intro-video-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  backdrop-filter: blur(4px);
}
.intro-video-overlay[hidden] { display: none; }
.intro-video-card {
  width: 90%;
  max-width: 580px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.08);
  background: #16181f;
  box-shadow: 0 12px 48px rgba(0,0,0,.5);
  overflow: hidden;
}
.intro-video-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  font-weight: 700;
  font-size: 13px;
}
.intro-video-close {
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  color: #6b7a8d;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}
.intro-video-close:hover { background: rgba(255,255,255,.06); color: #e4e8ef; }
.intro-video-body {
  padding: 24px;
}
.intro-video-placeholder {
  aspect-ratio: 16/9;
  border-radius: 6px;
  border: 1px dashed rgba(255,255,255,.12);
  background: rgba(0,0,0,.3);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #6b7a8d;
  font-size: 14px;
  font-weight: 600;
}
.intro-video-sub {
  font-size: 11px;
  color: #4a5568;
  font-weight: 500;
}

/* ============ MODAL OVERLAY (Generic) ============ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-overlay[hidden] { display: none; }
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(6px);
}
.modal-card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow);
  max-width: 560px;
  width: 94%;
  max-height: 85vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  font-weight: 800;
  font-size: 14px;
}
.modal-close {
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  padding: 4px;
  border-radius: 4px;
  transition: .15s;
}
.modal-close:hover { color: var(--text); background: var(--inputBg); }
.modal-body {
  padding: 16px;
  overflow-y: auto;
}

/* ============ EXPLANATION MODAL ============ */
.explanation-modal { max-width: 640px; }
.explanation-toggle {
  display: flex;
  gap: 2px;
  background: var(--inputBg);
  border-radius: var(--r);
  padding: 2px;
  margin-left: auto;
  margin-right: 12px;
}
.explanation-toggle button {
  padding: 5px 14px;
  border: none;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  font-size: 11px;
  border-radius: 4px;
  cursor: pointer;
  transition: .15s;
  font-family: var(--font);
}
.explanation-toggle button.active {
  background: var(--btn);
  color: var(--btnText);
}
.explanation-toggle button:hover:not(.active) { color: var(--text); }

/* VP Mode styles */
.vp-section { margin-bottom: 16px; }
.vp-section:last-child { margin-bottom: 0; }
.vp-label {
  font-size: 10px;
  font-weight: 800;
  color: var(--muted);
  letter-spacing: .5px;
  margin-bottom: 6px;
}
.vp-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}
.vp-value.crit { color: var(--crit); }
.vp-list {
  margin: 0;
  padding-left: 18px;
  font-size: 13px;
  color: var(--text);
}
.vp-list li { margin-bottom: 4px; }

/* LAB Mode styles */
.lab-section { margin-bottom: 16px; }
.lab-label {
  font-size: 10px;
  font-weight: 800;
  color: var(--muted);
  letter-spacing: .5px;
  margin-bottom: 8px;
}
.lab-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
}
.lab-table th {
  text-align: left;
  font-weight: 700;
  color: var(--muted);
  padding: 6px 8px;
  border-bottom: 1px solid var(--line);
  font-size: 10px;
}
.lab-table td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--line);
}
.lab-table tr:last-child td { border-bottom: none; }
.lab-uid { font-family: monospace; font-size: 10px; color: var(--muted); }
.lab-contrib { font-weight: 700; color: var(--btn); }
.lab-list {
  margin: 0;
  padding-left: 18px;
  font-size: 12px;
}
.lab-list li { margin-bottom: 4px; }
.lab-deltas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  font-weight: 600;
}
.lab-deltas span {
  padding: 4px 10px;
  background: var(--inputBg);
  border-radius: var(--r);
  border: 1px solid var(--line);
}

/* ============ EXPORT MODAL ============ */
.export-modal { max-width: 420px; }
.export-options { display: flex; flex-direction: column; gap: 10px; }
.export-option {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  border-radius: var(--r2);
  border: 1px solid var(--line);
  background: var(--inputBg);
  cursor: pointer;
  transition: .15s;
  text-align: left;
  font-family: var(--font);
}
.export-option:hover { border-color: var(--btn); background: var(--cardBg); }
.export-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ok-bg);
  border: 1px solid var(--ok-bd);
  border-radius: 10px;
  color: var(--ok);
  flex-shrink: 0;
}
.export-text { min-width: 0; }
.export-title { font-weight: 800; font-size: 14px; color: var(--text); }
.export-desc { font-size: 11px; color: var(--muted); margin-top: 2px; }

/* ============ AUDIT PANEL ============ */
.audit-container {
  position: fixed;
  bottom: 16px;
  right: 16px;
  z-index: 100;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r2);
  box-shadow: var(--shadow);
  min-width: 220px;
  max-width: 320px;
  overflow: hidden;
  transition: max-height .3s ease;
}
.audit-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: none;
  background: transparent;
  color: var(--text);
  font-weight: 700;
  font-size: 12px;
  cursor: pointer;
  font-family: var(--font);
}
.audit-toggle:hover { background: var(--inputBg); }
.audit-chevron { margin-left: auto; transition: transform .2s; }
.audit-container.expanded .audit-chevron { transform: rotate(180deg); }
.audit-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
  padding: 0 12px;
}
.audit-container.expanded .audit-content {
  max-height: 200px;
  padding: 8px 12px 12px;
  border-top: 1px solid var(--line);
  overflow-y: auto;
}
.audit-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 0;
  font-size: 11px;
  border-bottom: 1px solid var(--line);
}
.audit-row:last-child { border-bottom: none; }
.audit-time { color: var(--muted); font-family: monospace; font-size: 10px; min-width: 40px; }
.audit-icon { font-size: 12px; }
.audit-detail { color: var(--text); font-weight: 500; }
.audit-empty { color: var(--muted); font-size: 11px; padding: 8px 0; }

/* ============ RESULTS OVERLAY ENHANCEMENTS ============ */
.result-comparison {
  background: var(--inputBg);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 10px;
  margin: 10px 0;
}
.comp-header {
  font-size: 10px;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 6px;
  text-transform: uppercase;
}
.comp-row {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  padding: 3px 0;
}
.comp-delta { font-weight: 700; }
.comp-delta.ok { color: var(--ok); }
.comp-delta.warn { color: var(--warn); }

.critical-node { 
  background: var(--crit-bg);
  border-radius: var(--r);
  padding: 8px 12px !important;
  margin-top: 4px;
}
.result-actions-row {
  display: flex;
  gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  margin-top: 4px;
}
.btn-sm {
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 700;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--inputBg);
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font);
  transition: .15s;
}
.btn-sm:hover { border-color: var(--muted); }
.btn-explain { flex: 1; justify-content: center; }
.btn-export { flex: 1; justify-content: center; }

/* ============ TIMELINE ENHANCEMENTS ============ */
.timeline .ticks span {
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 4px;
  transition: .15s;
}
.timeline .ticks span:hover { background: var(--inputBg); color: var(--text); }
.timeline .ticks span.selected {
  background: var(--btn);
  color: var(--btnText);
  font-weight: 700;
}

/* ============ MEMORY PANEL ENHANCEMENTS ============ */
.memory-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 8px;
  background: var(--inputBg);
  border-radius: var(--r);
  margin-bottom: 8px;
  font-size: 10px;
}
.mem-state-id { font-family: monospace; color: var(--muted); }
.mem-run-count { font-weight: 700; color: var(--btn); }
.mem-actions {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

/* ============ PRESET BUTTONS (SAVED ITEMS) ============ */
.saved-item.preset-btn {
  flex-direction: row;
  align-items: flex-start;
  padding: 10px;
}
.si-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.si-title { font-weight: 700; font-size: 12px; }
.si-desc { font-size: 10px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ============ ACTION BUTTON ENHANCEMENTS ============ */
.actionbtn[data-action]::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--r);
  pointer-events: none;
}
.actionbtn:active { transform: scale(.98); }

/* ============ RESPONSIVE ============ */
@media (max-width: 1300px) {
  .app { grid-template-columns: 240px 1fr; }
  .panel-right { display: none; }
  .audit-container { bottom: 10px; right: 10px; }
}
@media (max-width: 960px) {
  .app { grid-template-columns: 1fr; }
  .panel-center-main { grid-template-columns: 1fr; }
  .map-grid { height: 360px; }
}

/* Intro modal responsive */
@media (max-width: 720px) {
  .intro-modal {
    width: 100vw;
    max-width: 100vw;
    max-height: 100vh;
    border-radius: 0;
  }
  .intro-body {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }
  .intro-sidebar {
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,.07);
    padding: 8px;
    gap: 4px;
  }
  .intro-thumb {
    flex-direction: column;
    min-width: 72px;
    padding: 6px;
    text-align: center;
    font-size: 10px;
  }
  .intro-thumb-num {
    width: 24px;
    height: 24px;
    font-size: 11px;
  }
  .intro-footer {
    flex-direction: column;
    gap: 8px;
  }
  .intro-footer-left, .intro-footer-right {
    width: 100%;
    justify-content: center;
  }
  .intro-slide-title { font-size: 16px; }
}