/* ============================================================
   SISTEMA DE TRAZABILIDAD FISCAL FORENSE — KERPIS 22
   Dark Mode Premium — Legal Forensic Edition
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;900&family=JetBrains+Mono:wght@400;500;700&family=Playfair+Display:wght@700;900&display=swap');

:root {
  /* Paleta Forense */
  --negro: #070a0f;
  --negro-2: #0d1117;
  --negro-3: #161b22;
  --negro-4: #21262d;
  --borde: #30363d;
  --texto: #e6edf3;
  --texto-secundario: #8b949e;
  --texto-dim: #484f58;

  /* Colores de acento */
  --rojo: #f85149;
  --rojo-glow: rgba(248, 81, 73, 0.3);
  --naranja: #d29922;
  --naranja-glow: rgba(210, 153, 34, 0.3);
  --verde: #3fb950;
  --verde-glow: rgba(63, 185, 80, 0.3);
  --azul: #58a6ff;
  --azul-glow: rgba(88, 166, 255, 0.3);
  --morado: #bc8cff;
  --morado-glow: rgba(188, 140, 255, 0.3);
  --cyan: #39d353;

  /* Colores por tipología de fraude */
  --pago-sin-factura: #f85149;
  --cancelacion: #d29922;
  --desvio-personal: #bc8cff;
  --cobro-comite: #ff7b72;
  --sobrefacturacion: #79c0ff;
  --pago-duplicado: #ffa657;
  --concepto-vago: #e3b341;

  /* Tamaños */
  --sidebar-w: 260px;
  --header-h: 60px;
  --radio: 8px;
  --radio-lg: 16px;

  /* Sombras */
  --sombra-roja: 0 0 20px rgba(248,81,73,0.4), 0 0 40px rgba(248,81,73,0.15);
  --sombra-azul: 0 0 20px rgba(88,166,255,0.4);
  --sombra-card: 0 4px 24px rgba(0,0,0,0.6);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { font-size: 14px; scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--negro);
  color: var(--texto);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── PARTÍCULAS DE FONDO ────────────────────────────── */
#particles-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ── LAYOUT ─────────────────────────────────────────── */
.app-wrapper {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* ── SIDEBAR ─────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--negro-2);
  border-right: 1px solid var(--borde);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform 0.3s ease;
}

.sidebar-logo {
  padding: 20px;
  border-bottom: 1px solid var(--borde);
}

.sidebar-logo .escudo {
  font-size: 2rem;
  display: block;
  margin-bottom: 8px;
}

.sidebar-logo h1 {
  font-family: 'Playfair Display', serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--texto);
  line-height: 1.3;
}

.sidebar-logo .expediente {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  color: var(--rojo);
  margin-top: 6px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--texto-dim);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 12px 20px 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  cursor: pointer;
  border-radius: 0;
  transition: all 0.2s;
  border-left: 3px solid transparent;
  font-size: 0.82rem;
  color: var(--texto-secundario);
  text-decoration: none;
}

.nav-item:hover {
  background: var(--negro-3);
  color: var(--texto);
  border-left-color: var(--azul);
}

.nav-item.active {
  background: rgba(88, 166, 255, 0.08);
  color: var(--azul);
  border-left-color: var(--azul);
}

.nav-item .nav-icon { font-size: 1rem; width: 18px; }
.nav-item .nav-badge {
  margin-left: auto;
  background: var(--rojo);
  color: white;
  font-size: 0.6rem;
  padding: 2px 6px;
  border-radius: 10px;
  font-weight: 700;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--borde);
  font-size: 0.72rem;
  color: var(--texto-dim);
}
.sidebar-footer .model-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
}
.sidebar-footer .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--verde);
  box-shadow: 0 0 6px var(--verde);
  animation: pulse 2s infinite;
}

/* ── MAIN CONTENT ────────────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ── HEADER ──────────────────────────────────────────── */
.header {
  height: var(--header-h);
  background: rgba(13,17,23,0.95);
  border-bottom: 1px solid var(--borde);
  display: flex;
  align-items: center;
  padding: 0 28px;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
}

.header-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--texto-secundario);
}

.header-title span { color: var(--rojo); font-weight: 700; }

.header-spacer { flex: 1; }

.header-danio {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--rojo);
  font-weight: 700;
  background: rgba(248,81,73,0.1);
  border: 1px solid rgba(248,81,73,0.3);
  padding: 5px 12px;
  border-radius: 20px;
  animation: pulse-border 3s infinite;
}

@keyframes pulse-border {
  0%, 100% { border-color: rgba(248,81,73,0.3); }
  50% { border-color: rgba(248,81,73,0.8); box-shadow: var(--sombra-roja); }
}

/* ── TABS ────────────────────────────────────────────── */
.page-section { display: none; }
.page-section.active { display: block; }

/* ── DASHBOARD ─────────────────────────────────────── */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 24px 28px 0;
}

.kpi-card {
  background: var(--negro-2);
  border: 1px solid var(--borde);
  border-radius: var(--radio-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--sombra-card);
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}

.kpi-card.rojo::before { background: linear-gradient(90deg, var(--rojo), transparent); }
.kpi-card.naranja::before { background: linear-gradient(90deg, var(--naranja), transparent); }
.kpi-card.verde::before { background: linear-gradient(90deg, var(--verde), transparent); }
.kpi-card.azul::before { background: linear-gradient(90deg, var(--azul), transparent); }

.kpi-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--texto-secundario);
  margin-bottom: 10px;
}

.kpi-valor {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1;
}

.kpi-card.rojo .kpi-valor { color: var(--rojo); }
.kpi-card.naranja .kpi-valor { color: var(--naranja); }
.kpi-card.verde .kpi-valor { color: var(--verde); }
.kpi-card.azul .kpi-valor { color: var(--azul); }

.kpi-sub {
  font-size: 0.7rem;
  color: var(--texto-dim);
  margin-top: 6px;
}

.kpi-icon {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2.2rem;
  opacity: 0.15;
}

/* ── CHARTS ROW ─────────────────────────────────────── */
.charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 16px 28px;
}

.charts-row-3 {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 16px;
  padding: 0 28px 24px;
}

.chart-card {
  background: var(--negro-2);
  border: 1px solid var(--borde);
  border-radius: var(--radio-lg);
  overflow: hidden;
}

.chart-header {
  padding: 16px 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chart-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--texto);
}

.chart-subtitle {
  font-size: 0.68rem;
  color: var(--texto-dim);
  margin-top: 2px;
}

.chart-body { padding: 12px 20px 20px; }

/* ── GRAFO ANIMADO ───────────────────────────────────── */
#grafo-section {
  padding: 24px 28px;
}

.grafo-container {
  background: var(--negro-2);
  border: 1px solid var(--borde);
  border-radius: var(--radio-lg);
  overflow: hidden;
}

.grafo-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--borde);
  flex-wrap: wrap;
}

.grafo-toolbar h2 {
  font-size: 0.9rem;
  font-weight: 600;
  flex: 1;
}

.btn {
  padding: 7px 14px;
  border-radius: 6px;
  border: 1px solid var(--borde);
  background: var(--negro-3);
  color: var(--texto);
  font-size: 0.75rem;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn:hover { background: var(--negro-4); border-color: var(--azul); color: var(--azul); }
.btn.primary { background: var(--rojo); border-color: var(--rojo); color: white; }
.btn.primary:hover { background: #ff6b63; box-shadow: var(--sombra-roja); }
.btn.success { background: rgba(63,185,80,0.15); border-color: var(--verde); color: var(--verde); }
.btn.warn { background: rgba(210,153,34,0.15); border-color: var(--naranja); color: var(--naranja); }

#grafo-svg {
  width: 100%;
  height: 600px;
  background: radial-gradient(ellipse at center, #0d1117 0%, #070a0f 100%);
  display: block;
}

.grafo-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 14px 20px;
  border-top: 1px solid var(--borde);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.68rem;
  color: var(--texto-secundario);
}

.legend-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}

/* ── TIMELINE ────────────────────────────────────────── */
#timeline-section { padding: 24px 28px; }

#timeline-chart {
  background: var(--negro-2);
  border: 1px solid var(--borde);
  border-radius: var(--radio-lg);
  padding: 20px;
}

/* ── VIDEO ANIMADO ───────────────────────────────────── */
#video-section { padding: 24px 28px; }

.video-container {
  background: var(--negro-2);
  border: 1px solid var(--borde);
  border-radius: var(--radio-lg);
  overflow: hidden;
}

.video-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--borde);
  flex-wrap: wrap;
}

.video-controls h2 { flex: 1; font-size: 0.9rem; font-weight: 600; }

.progress-bar-wrap {
  height: 4px;
  background: var(--negro-4);
  margin: 0 20px;
}

.progress-bar-inner {
  height: 100%;
  background: linear-gradient(90deg, var(--rojo), var(--morado));
  width: 0%;
  transition: width 0.5s ease;
}

#animacion-canvas {
  width: 100%;
  height: 580px;
  display: block;
  background: #050709;
}

.video-escenas {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: var(--borde);
  border-top: 1px solid var(--borde);
}

.escena-btn {
  background: var(--negro-3);
  border: none;
  color: var(--texto-secundario);
  padding: 10px 6px;
  font-size: 0.62rem;
  cursor: pointer;
  text-align: center;
  transition: all 0.2s;
}

.escena-btn:hover, .escena-btn.active {
  background: rgba(88,166,255,0.12);
  color: var(--azul);
}

/* ── IA FORENSE ───────────────────────────────────────── */
#ia-section { padding: 24px 28px; }

.ia-container {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 16px;
}

.ia-chat {
  background: var(--negro-2);
  border: 1px solid var(--borde);
  border-radius: var(--radio-lg);
  display: flex;
  flex-direction: column;
  height: 600px;
}

.ia-chat-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--borde);
  font-size: 0.82rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ia-chat-header .model-name {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  color: var(--morado);
  background: rgba(188,140,255,0.1);
  padding: 2px 8px;
  border-radius: 10px;
  margin-left: auto;
}

.ia-mensajes {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ia-mensajes::-webkit-scrollbar { width: 4px; }
.ia-mensajes::-webkit-scrollbar-track { background: transparent; }
.ia-mensajes::-webkit-scrollbar-thumb { background: var(--borde); border-radius: 2px; }

.msg {
  max-width: 90%;
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 0.8rem;
  line-height: 1.6;
}

.msg.user {
  background: rgba(88,166,255,0.1);
  border: 1px solid rgba(88,166,255,0.2);
  align-self: flex-end;
  color: var(--azul);
}

.msg.ia {
  background: var(--negro-3);
  border: 1px solid var(--borde);
  align-self: flex-start;
}

.msg.ia.cargando { color: var(--texto-dim); font-style: italic; }

.msg .msg-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
  font-weight: 700;
}

.msg.user .msg-label { color: var(--azul); }
.msg.ia .msg-label { color: var(--morado); }

.ia-input-area {
  padding: 14px;
  border-top: 1px solid var(--borde);
  display: flex;
  gap: 8px;
}

.ia-input {
  flex: 1;
  background: var(--negro-3);
  border: 1px solid var(--borde);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--texto);
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  resize: none;
  height: 60px;
  transition: border-color 0.2s;
}

.ia-input:focus {
  outline: none;
  border-color: var(--morado);
  box-shadow: 0 0 0 3px rgba(188,140,255,0.15);
}

.ia-preguntas {
  background: var(--negro-2);
  border: 1px solid var(--borde);
  border-radius: var(--radio-lg);
  overflow: hidden;
}

.ia-preguntas-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--borde);
  font-size: 0.82rem;
  font-weight: 600;
}

.pregunta-rapida {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 20px;
  border-bottom: 1px solid rgba(48,54,61,0.5);
  cursor: pointer;
  transition: background 0.2s;
}

.pregunta-rapida:hover { background: var(--negro-3); }
.pregunta-rapida:last-child { border-bottom: none; }

.pregunta-rapida .icono { font-size: 1.1rem; margin-top: 1px; }

.pregunta-rapida .texto {
  font-size: 0.75rem;
  color: var(--texto-secundario);
  line-height: 1.4;
}

.pregunta-rapida:hover .texto { color: var(--texto); }

/* ── NARRATIVA / DICTAMEN ────────────────────────────── */
#narrativa-section { padding: 24px 28px; }

.dictamen-container {
  background: var(--negro-2);
  border: 1px solid var(--borde);
  border-radius: var(--radio-lg);
  overflow: hidden;
}

.dictamen-header {
  background: linear-gradient(135deg, #0f1a2a 0%, #1a0f2a 100%);
  border-bottom: 1px solid var(--borde);
  padding: 30px;
  text-align: center;
}

.dictamen-header .sello { font-size: 3rem; margin-bottom: 12px; display: block; }
.dictamen-header h2 {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--naranja);
  margin-bottom: 6px;
}
.dictamen-header p {
  font-size: 0.75rem;
  color: var(--texto-secundario);
  font-family: 'JetBrains Mono', monospace;
}

.dictamen-body { padding: 30px; }

.dictamen-section {
  margin-bottom: 28px;
}

.dictamen-section h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1rem;
  color: var(--naranja);
  border-bottom: 1px solid rgba(210,153,34,0.3);
  padding-bottom: 8px;
  margin-bottom: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.dictamen-section p {
  font-size: 0.82rem;
  line-height: 1.8;
  color: var(--texto);
  text-align: justify;
}

.dictamen-tabla {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.75rem;
  margin-top: 12px;
}

.dictamen-tabla th {
  background: var(--negro-3);
  padding: 10px 14px;
  text-align: left;
  color: var(--texto-secundario);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.65rem;
  letter-spacing: 1px;
  border-bottom: 1px solid var(--borde);
}

.dictamen-tabla td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(48,54,61,0.5);
  color: var(--texto);
}

.dictamen-tabla tr:hover td { background: rgba(255,255,255,0.02); }

.tag-fraude {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.62rem;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
}

.tag-fraude.pago-sin-factura { background: rgba(248,81,73,0.15); color: var(--rojo); border: 1px solid rgba(248,81,73,0.3); }
.tag-fraude.cancelacion { background: rgba(210,153,34,0.15); color: var(--naranja); border: 1px solid rgba(210,153,34,0.3); }
.tag-fraude.desvio { background: rgba(188,140,255,0.15); color: var(--morado); border: 1px solid rgba(188,140,255,0.3); }
.tag-fraude.cobro-comite { background: rgba(255,123,114,0.15); color: #ff7b72; border: 1px solid rgba(255,123,114,0.3); }
.tag-fraude.sobre { background: rgba(121,192,255,0.15); color: #79c0ff; border: 1px solid rgba(121,192,255,0.3); }

.dictamen-firma {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--borde);
}

.firma-item { text-align: center; }
.firma-linea {
  border-top: 1px solid var(--texto-dim);
  margin-top: 40px;
  padding-top: 8px;
  font-size: 0.72rem;
  color: var(--texto-secundario);
}

/* ── ALERTAS ───────────────────────/* ── TOOLTIP BÁSICO (grafo D3) ───────────────────────────────── */
.tooltip {
  position: fixed;
  background: var(--negro-3);
  border: 1px solid var(--borde);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.75rem;
  pointer-events: none;
  z-index: 9999;
  max-width: 260px;
  box-shadow: var(--sombra-card);
  line-height: 1.5;
}

.tooltip .t-label { font-weight: 700; color: var(--naranja); margin-bottom: 4px; }
.tooltip .t-monto { font-family: 'JetBrains Mono', monospace; color: var(--rojo); }

/* ── CFDI TOOLTIP CARD (rico) ────────────────────────────────── */
.cfdi-card {
  position: fixed;
  z-index: 10000;
  pointer-events: none;
  width: 340px;
  background: var(--negro-2);
  border: 1px solid var(--borde);
  border-radius: 12px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.8), 0 0 0 1px rgba(88,166,255,0.08);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.18s ease, transform 0.18s ease;
  overflow: hidden;
}

.cfdi-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.cfdi-card-header {
  padding: 12px 16px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--borde);
}

.cfdi-card-header .cfdi-icono {
  font-size: 1.4rem;
  width: 32px;
  text-align: center;
}

.cfdi-card-header .cfdi-tipo {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 2px;
}

.cfdi-card-header .cfdi-proveedor {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--texto);
  line-height: 1.2;
}

.cfdi-card-body { padding: 12px 16px; }

.cfdi-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 7px;
}

.cfdi-row:last-child { margin-bottom: 0; }

.cfdi-key {
  font-size: 0.62rem;
  color: var(--texto-dim);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 600;
  white-space: nowrap;
  margin-top: 1px;
}

.cfdi-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--texto-secundario);
  text-align: right;
  word-break: break-all;
}

.cfdi-val.uuid {
  font-size: 0.62rem;
  color: var(--naranja);
  letter-spacing: 0.3px;
}

.cfdi-val.monto { color: var(--rojo); font-size: 0.95rem; font-weight: 700; }
.cfdi-val.cancelado { color: var(--rojo); }
.cfdi-val.vigente { color: var(--verde); }
.cfdi-val.sin-cfdi { color: var(--rojo); font-weight: 700; }

.cfdi-card-footer {
  padding: 8px 16px;
  background: rgba(248,81,73,0.05);
  border-top: 1px solid rgba(248,81,73,0.15);
  font-size: 0.67rem;
  color: var(--rojo);
  display: flex;
  align-items: center;
  gap: 6px;
  line-height: 1.4;
}

.cfdi-card-footer .cfdi-art {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6rem;
  white-space: nowrap;
  background: rgba(248,81,73,0.15);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid rgba(248,81,73,0.3);
}

/* Trigger elements */
[data-cfdi] { cursor: help; position: relative; }
[data-cfdi]:hover { z-index: 1; }

.alerta-critica {
  border-left: 4px solid var(--rojo);
  background: rgba(248,81,73,0.07);
  padding: 14px 18px;
  border-radius: 0 8px 8px 0;
  margin-bottom: 10px;
  animation: fadeInLeft 0.4s ease both;
}

.alerta-critica .monto {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.1rem;
  color: var(--rojo);
  font-weight: 700;
}

.alerta-critica .periodo {
  font-size: 0.7rem;
  color: var(--texto-dim);
  font-family: 'JetBrains Mono', monospace;
}

.alerta-critica .desc { font-size: 0.78rem; margin-top: 4px; color: var(--texto-secundario); }

/* ── ANIMACIONES ─────────────────────────────────────── */
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
@keyframes fadeInLeft { from { opacity:0; transform:translateX(-16px); } to { opacity:1; transform:translateX(0); } }
@keyframes fadeInUp { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:translateY(0); } }
@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 5px var(--rojo-glow); }
  50% { box-shadow: var(--sombra-roja); }
}

.fade-in-up { animation: fadeInUp 0.5s ease both; }

/* ── SCROLLBAR ───────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--negro-2); }
::-webkit-scrollbar-thumb { background: var(--negro-4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--texto-dim); }

/* ── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 1200px) {
  .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
  .charts-row { grid-template-columns: 1fr; }
  .ia-container { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --sidebar-w: 0px; }
  .sidebar { transform: translateX(-100%); }
  .main-content { margin-left: 0; }
}

/* ── NODOS DEL GRAFO ─────────────────────────────────── */
.node-persona circle { stroke-width: 2px; transition: all 0.3s; }
.node-cuenta circle { stroke-width: 2px; }
.node-alerta circle { stroke-width: 2px; }
.node circle:hover { stroke-width: 3px; filter: brightness(1.3); }

.link { stroke-opacity: 0.5; transition: stroke-opacity 0.3s; }
.link:hover { stroke-opacity: 1; }
.link.alerta { stroke-dasharray: 4,3; animation: dash-flow 1.5s linear infinite; }
.link.transferencia { stroke-opacity: 0.6; }

@keyframes dash-flow {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -14; }
}

/* Partícula de dinero animada */
.money-particle {
  pointer-events: none;
  animation: particle-fade 1.5s ease both;
}

@keyframes particle-fade {
  0% { opacity: 1; r: 3; }
  100% { opacity: 0; r: 0; }
}

/* ── LOGIN OVERLAY (GOOGLE AUTH) ─────────────────────── */
.login-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: radial-gradient(circle at center, #0f172a 0%, #020617 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  font-family: 'Inter', sans-serif;
  color: #f8fafc;
}

.login-card {
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(248, 81, 73, 0.2);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5), inset 0 0 12px rgba(248, 81, 73, 0.05);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 16px;
  width: 100%;
  max-width: 440px;
  padding: 40px;
  text-align: center;
  animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.login-header {
  margin-bottom: 24px;
}

.login-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  display: inline-block;
  filter: drop-shadow(0 0 8px rgba(248, 81, 73, 0.4));
}

.login-header h2 {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: #ff7b72;
  margin-bottom: 8px;
}

.login-header p {
  font-size: 0.8rem;
  color: #94a3b8;
}

.login-body {
  margin-bottom: 24px;
}

.login-notice {
  font-size: 0.75rem;
  line-height: 1.5;
  color: #64748b;
  background: rgba(248, 81, 73, 0.05);
  border: 1px dashed rgba(248, 81, 73, 0.2);
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 24px;
  text-align: justify;
}

.login-actions {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.login-error-msg {
  font-size: 0.75rem;
  color: #f85149;
  background: rgba(248, 81, 73, 0.1);
  border: 1px solid rgba(248, 81, 73, 0.2);
  border-radius: 6px;
  padding: 10px;
  margin-top: 14px;
  line-height: 1.4;
  animation: glow-pulse 2s infinite;
}

.login-footer {
  font-size: 0.65rem;
  color: #475569;
  font-family: 'JetBrains Mono', monospace;
  margin-top: 10px;
}

/* Botón de logout en sidebar */
.logout-btn {
  margin-top: 12px;
  background: rgba(248, 81, 73, 0.1);
  border: 1px solid rgba(248, 81, 73, 0.3);
  color: #ff7b72;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.7rem;
  cursor: pointer;
  width: 100%;
  text-align: center;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.logout-btn:hover {
  background: rgba(248, 81, 73, 0.2);
  border-color: #f85149;
  color: #f85149;
}