/* style.css  –  NautyNav v2  |  Tema azul académico claro */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@300;400;500&display=swap');

/* ── Variables de color ─────────────────────────────────────────────── */
:root {
  --bg:        #f0f4f8;
  --bg2:       #e2eaf2;
  --bg3:       #d4e0ee;
  --bg4:       #c6d4e6;
  --border:    #b0c4d8;
  --border2:   #8aaac8;

  --accent:    #1565c0;
  --accent2:   #0288d1;
  --accent-bg: rgba(21,101,192,0.10);

  --text:      #1a2632;
  --text-dim:  #607d8b;
  --text-hi:   #0d1b2a;

  --ok:        #2e7d32;
  --no:        #c62828;
  --ok-bg:     rgba(46,125,50,0.10);
  --no-bg:     rgba(198,40,40,0.08);

  --node-fill:    #1565c0;
  --node-stroke:  #f0f4f8;
  --node-hover:   #f9a825;
  --node-nbr:     #ef6c00;
  --edge-col:     #8aaac8;
  --edge-hi:      #1565c0;
  --comp-edge:    #bf6000;

  --mono: 'IBM Plex Mono', monospace;
  --sans: 'IBM Plex Sans', sans-serif;

  --topbar-h: 0px;  /* se calcula en JS */
  --panel-gap: 2px;
}

/* ── Reset ──────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  width: 100%; height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  overflow: hidden;
}

/* ── Topbar ─────────────────────────────────────────────────────────── */
#topbar {
  position: sticky; top: 0; z-index: 100;
  background: var(--bg2);
  border-bottom: 2px solid var(--border);
  padding: 7px 14px 6px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

/* Fila del slider */
#slider-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.slider-label {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
  white-space: nowrap;
  min-width: 60px;
}
#slider-label-left  { text-align: right; }
#slider-label-right { text-align: left; }

#graph-slider {
  flex: 1;
  -webkit-appearance: none;
  height: 4px;
  background: var(--bg3);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}
#graph-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  box-shadow: 0 0 0 2px var(--bg2), 0 0 0 3px var(--accent);
}
#graph-slider::-moz-range-thumb {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg2);
  cursor: pointer;
}

/* Fila de navegación */
#nav-row {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}

/* Fila de parámetros */
#params-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.param-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── Botones ────────────────────────────────────────────────────────── */
.btn {
  font-family: var(--mono);
  font-size: 12px;
  padding: 3px 9px;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
  white-space: nowrap;
  line-height: 1.6;
}
.btn:hover {
  background: var(--bg4);
  border-color: var(--accent2);
  color: var(--text-hi);
}
.btn.accent {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-bg);
}
.btn.accent:hover {
  background: rgba(21,101,192,0.18);
}
.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Separador vertical */
.sep { width: 1px; height: 18px; background: var(--border2); margin: 0 3px; }

/* Botones n= */
.n-btn {
  font-family: var(--mono);
  font-size: 12px;
  padding: 2px 7px;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
}
.n-btn:hover    { border-color: var(--accent2); background: var(--bg4); }
.n-btn.active   { background: var(--accent-bg); border-color: var(--accent); color: var(--accent); font-weight: 600; }
.n-btn:disabled { opacity: 0.35; cursor: not-allowed; }

/* Checkbox wrap */
.cb-wrap {
  display: flex; align-items: center; gap: 5px;
  cursor: pointer; user-select: none;
  font-size: 13px;
  color: var(--text-dim);
}
.cb-wrap input[type=checkbox] {
  width: 13px; height: 13px;
  accent-color: var(--accent);
  cursor: pointer;
}

/* Badge de identidad */
#mode-badge {
  font-family: var(--mono);
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.2;
  margin-left: auto;
  margin-right: auto;
}
#badge-title {
  font-size: 1.6rem;
  font-weight: bold;
  color: var(--text-hi);
  letter-spacing: 0.05em;
}
#badge-sub {
  font-size: .85rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── Grid de paneles ────────────────────────────────────────────────── */
#panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: var(--panel-gap);
  background: var(--border);
  height: calc(100vh - var(--topbar-h));
}

/* P1: col 1 / row 1  (auto-placement) */
/* P2: col 2 / rows 1-2 (span derecha completa) */
#p2-panel {
  grid-column: 2;
  grid-row: 1 / 3;
}
/* P4: col 1 / row 2  (auto-placement después de P1) */

.panel {
  background: var(--bg);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.panel-title {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  padding: 5px 10px 4px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.panel-title .title-extra {
  margin-left: auto;
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.05em;
}

.panel-body {
  flex: 1;
  position: relative;
  min-height: 0;
  overflow: hidden;
}
.panel-body canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

/* ── Panel 2: Información (columna derecha completa) ────────────────── */
#p2-body {
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

#p2-content {
  padding: 10px 13px 4px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.7;
  flex-shrink: 0;
}

/* Fila superior: Datos básicos + Invariantes en dos columnas */
.p2-top-row {
  display: flex;
  gap: 12px;
  flex-wrap: nowrap;
  overflow: hidden;
}
.p2-col {
  flex: 1;
  min-width: 0;
}

/* Clasificación: mitad del ancho, sin colapsar */
.p2-classif {
  width: 50%;
  min-width: 280px;
  flex-shrink: 0;
}

/* Sección de matriz al final del panel 2 */
.p2-matrix-section {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  margin-top: 4px;
  overflow-x: auto;
}
.p2-matrix-title {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  padding: 5px 13px 4px;
  background: var(--bg2);
  display: flex;
  align-items: center;
  gap: 8px;
}
.p2-matrix-title .title-extra {
  margin-left: auto;
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.05em;
}
#p3-body {
  height: 280px;
  position: relative;
}

.info-section {
  margin-bottom: 8px;
}
.info-section-title {
  font-size: 10px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 5px;
}

.info-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 1px;
}
.info-key {
  color: var(--text-dim);
  min-width: 108px;
  font-size: 11px;
  flex-shrink: 0;
}
.info-val  { color: var(--text-hi); }
.info-g6   { color: var(--accent); font-size: 14px; letter-spacing: 0.04em; }

.copy-btn {
  font-family: var(--mono);
  font-size: 10px;
  padding: 1px 5px;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--accent);
  border-radius: 3px;
  cursor: pointer;
}
.copy-btn:hover { background: var(--accent-bg); }

/* Tabla de clasificación */
.class-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11.5px;
  margin-top: 2px;
  table-layout: fixed;
}
.class-table td {
  padding: 1px 4px;
  vertical-align: middle;
  overflow: hidden;
  white-space: nowrap;
}
.class-table td:first-child,
.class-table td:nth-child(3) {
  color: var(--text-dim);
  width: 38%;
}
.class-table td:nth-child(2),
.class-table td:nth-child(4) {
  width: 12%;
}
.val-yes {
  color: var(--ok);
  font-weight: 600;
}
.val-no {
  color: var(--no);
}

/* Badge de tipo detectado */
.type-badge {
  display: inline-block;
  margin-top: 5px;
  padding: 2px 8px;
  background: var(--accent-bg);
  border: 1px solid rgba(21,101,192,0.3);
  border-radius: 4px;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* Invariantes métricos */
.metric-row {
  display: flex; gap: 8px; flex-wrap: wrap; margin-top: 2px;
}
.metric-chip {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 7px;
  font-size: 11px;
}
.metric-chip .mc-label { color: var(--text-dim); }
.metric-chip .mc-val   { color: var(--text-hi); font-weight: 600; }

/* ── Panel 1 y Panel 4: controles de layout ─────────────────────────── */
#p1-controls,
#p4-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
#p1-controls .ctrl-label,
#p4-controls .ctrl-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
}
#p1-controls .btn,
#p4-controls .btn {
  font-size: 11px;
  padding: 2px 7px;
}
#p1-controls .btn.active,
#p4-controls .btn.active {
  background: var(--accent-bg);
  border-color: var(--accent);
  color: var(--accent);
}
#p4-info {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
}

/* ── Tooltip hover en Panel 1 ───────────────────────────────────────── */
#p1-tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 4px;
  padding: 4px 8px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-hi);
  white-space: pre;
  z-index: 50;
  display: none;
  box-shadow: 0 2px 8px rgba(21,101,192,0.12);
  line-height: 1.6;
}

/* ── Scrollbar suave ────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent2); }