:root {
  --header-bg: linear-gradient(135deg, #1b7a45 0%, #27ae60 100%);
  --sidebar-bg: #1e242a;
  --sidebar-sub-bg: #181d22;
  --sidebar-active: #14181c;
  --sidebar-text: #a8b2bc;
  --sidebar-hover: #262e36;
  --accent-green: #27ae60;
  --accent-green-dark: #1e8449;
  --accent-orange: #f39c12;
  --accent-blue: #3498db;
  --accent-cyan: #00acac;
  --accent-red: #e74c3c;
  --body-bg: #f3f5f8;
  --card-bg: #ffffff;
  --text-dark: #2c3e50;
  --text-muted: #7f8c8d;
  --border-color: #e2e8f0;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
  background-color: var(--body-bg);
  color: var(--text-dark);
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* -------------------------------------------------------------
   SIDEBAR
------------------------------------------------------------- */
.sidebar {
  width: 250px;
  background-color: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  height: 100vh;
  overflow-y: auto;
  border-right: 1px solid rgba(0,0,0,0.2);
  transition: all 0.25s ease;
  z-index: 100;
}

.sidebar-brand {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #171b20;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.brand-badge-box {
  background: #ffffff;
  padding: 6px 14px;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.brand-title {
  font-size: 15px;
  font-weight: 800;
  color: #1b7a45;
  letter-spacing: -0.3px;
}

.brand-sub {
  font-size: 9px;
  font-weight: 700;
  color: #333;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.user-profile-widget {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(0,0,0,0.15);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.user-avatar-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #3498db;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.user-info-text .user-role {
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
}

.user-info-text .user-status-dot {
  font-size: 11px;
  color: #2ecc71;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 2px;
}

.sidebar-menu {
  list-style: none;
  padding: 10px 0;
  flex: 1;
}

.menu-item {
  position: relative;
}

.menu-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s;
  cursor: pointer;
  border-left: 3px solid transparent;
}

.menu-link:hover {
  background-color: var(--sidebar-hover);
  color: #ffffff;
}

.menu-link.active {
  background-color: var(--sidebar-active);
  color: #ffffff;
  border-left: 3px solid var(--accent-green);
  font-weight: 600;
}

.menu-link .link-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.menu-link .link-left i {
  width: 18px;
  text-align: center;
  font-size: 14px;
}

.menu-link.active .link-left i {
  color: var(--accent-green);
}

.submenu {
  list-style: none;
  background-color: var(--sidebar-sub-bg);
  display: none;
  padding: 4px 0;
}

.submenu.open {
  display: block;
}

.submenu-link {
  display: block;
  padding: 8px 18px 8px 48px;
  color: #8c9ba5;
  text-decoration: none;
  font-size: 12.5px;
  transition: all 0.15s;
}

.submenu-link:hover, .submenu-link.active {
  color: #ffffff;
  background-color: rgba(255,255,255,0.03);
}

/* -------------------------------------------------------------
   MAIN CONTAINER
------------------------------------------------------------- */
.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 100vh;
}

/* NAVBAR */
.top-navbar {
  height: 52px;
  background: var(--header-bg);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  flex-shrink: 0;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.menu-toggle-btn {
  background: none;
  border: none;
  color: #ffffff;
  font-size: 18px;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: 4px;
}

.menu-toggle-btn:hover {
  background: rgba(255,255,255,0.15);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-btn {
  background: none;
  border: none;
  color: #ffffff;
  font-size: 13px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: 4px;
  text-decoration: none;
}

.nav-btn:hover {
  background: rgba(255,255,255,0.15);
}

.user-dropdown-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}

.user-dropdown-btn:hover {
  background: rgba(255,255,255,0.15);
}

.avatar-nav {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #34495e;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
}

/* CONTENT AREA */
.content-area {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

/* BANNERS */
.alert-banner {
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
  color: #155724;
  padding: 12px 16px;
  border-radius: 4px;
  font-size: 13px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.alert-banner .close-btn {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: #155724;
}

/* PAGE TITLE */
.page-header-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 700;
  color: #2c3e50;
  margin-bottom: 24px;
}

.page-header-title i {
  color: var(--accent-green);
}

/* -------------------------------------------------------------
   DASHBOARD KPI CARDS (Idénticas a WispHub)
------------------------------------------------------------- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 24px;
}

.kpi-column {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.kpi-column-title {
  font-size: 16px;
  font-weight: 600;
  color: #334155;
  display: flex;
  align-items: center;
  gap: 8px;
}

.kpi-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}

.kpi-value {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 4px;
}

.kpi-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.kpi-icon-box {
  font-size: 32px;
  opacity: 0.85;
}

/* Colores específicos de WispHub */
.val-green { color: #27ae60; }
.val-orange { color: #f39c12; }
.val-blue { color: #3498db; }
.val-cyan { color: #00acac; }
.val-red { color: #e74c3c; }

/* -------------------------------------------------------------
   DATA TABLES (Clientes & Routers)
------------------------------------------------------------- */
.table-panel {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  margin-bottom: 24px;
}

.table-top-bar {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.filter-select, .search-input {
  padding: 8px 12px;
  border: 1px solid #cbd5e1;
  border-radius: 4px;
  font-size: 13px;
  outline: none;
  background-color: #fff;
}

.filter-select:focus, .search-input:focus {
  border-color: var(--accent-green);
}

.btn-primary-green {
  background-color: var(--accent-green);
  color: #fff;
  border: none;
  padding: 8px 16px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-primary-green:hover {
  background-color: var(--accent-green-dark);
}

.table-action-strip {
  padding: 10px 18px;
  background-color: #f8fafc;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12.5px;
}

.tool-buttons {
  display: flex;
  gap: 4px;
}

.tool-btn {
  border: none;
  background: #34495e;
  color: #fff;
  padding: 6px 10px;
  border-radius: 3px;
  font-size: 12px;
  cursor: pointer;
}

.tool-btn-green { background: #27ae60; }
.tool-btn-orange { background: #e67e22; }
.tool-btn-blue { background: #3498db; }
.tool-btn-cyan { background: #00acac; }
.tool-btn-purple { background: #8e44ad; }

.data-table-wrapper {
  overflow-x: auto;
}

.wisp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}

.wisp-table th {
  background: #f1f5f9;
  color: #475569;
  font-weight: 600;
  text-align: left;
  padding: 10px 14px;
  border-bottom: 2px solid var(--border-color);
  white-space: nowrap;
}

.wisp-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-color);
  color: #334155;
}

.wisp-table tr:hover {
  background-color: #f8fafc;
}

.status-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: capitalize;
}

.status-activo { background: #d4edda; color: #155724; }
.status-pendiente { background: #fff3cd; color: #856404; }
.status-corte { background: #f8d7da; color: #721c24; }
.status-prorroga { background: #d1ecf1; color: #0c5460; }

.action-icon-btn {
  border: none;
  background: none;
  padding: 5px;
  border-radius: 3px;
  cursor: pointer;
  font-size: 14px;
  transition: background 0.15s;
}

.action-icon-btn:hover {
  background: #e2e8f0;
}

.btn-cut { color: var(--accent-red); }
.btn-reconnect { color: var(--accent-green); }
.btn-wa { color: #25d366; }
.btn-clock { color: var(--accent-orange); }

/* FLOATING WHATSAPP BUTTON */
.whatsapp-floating {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  box-shadow: 0 4px 12px rgba(37,211,102,0.4);
  cursor: pointer;
  text-decoration: none;
  z-index: 999;
  transition: transform 0.2s;
}

.whatsapp-floating:hover {
  transform: scale(1.08);
}

.btn-pay { color: #8e44ad; }

/* -------------------------------------------------------------
   PAGINACIÓN
------------------------------------------------------------- */
.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: #f8fafc;
  border-top: 1px solid var(--border-color);
  font-size: 13px;
  color: #64748b;
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-btn {
  background: #fff;
  border: 1px solid var(--border-color);
  padding: 5px 11px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  color: #334155;
  transition: all 0.15s;
}

.page-btn:hover:not(:disabled) {
  background: #e2e8f0;
  border-color: #cbd5e1;
}

.page-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.page-btn.active {
  background: var(--accent-green);
  color: #fff;
  border-color: var(--accent-green);
}

/* -------------------------------------------------------------
   MODALES
------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-overlay.open {
  display: flex;
}

.modal-card {
  background: #ffffff;
  border-radius: 8px;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.1);
  width: 90%;
  max-width: 500px;
  overflow: hidden;
  animation: modalPop 0.2s ease-out;
}

@keyframes modalPop {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  background: #f8fafc;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 16px;
  color: #1e293b;
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 20px;
  color: #94a3b8;
  cursor: pointer;
  line-height: 1;
}

.modal-close-btn:hover {
  color: #334155;
}

.modal-body {
  padding: 20px;
  font-size: 13.5px;
}

.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: #475569;
  margin-bottom: 6px;
  text-transform: uppercase;
}

.form-control {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}

.form-control:focus {
  border-color: var(--accent-green);
  box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.15);
}

.modal-footer {
  background: #f8fafc;
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* -------------------------------------------------------------
   TOASTS DE NOTIFICACIÓN
------------------------------------------------------------- */
.toast-container {
  position: fixed;
  top: 60px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  min-width: 280px;
  max-width: 400px;
  background: #ffffff;
  border-radius: 6px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.15);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  border-left: 4px solid var(--accent-green);
  animation: slideIn 0.25s ease-out;
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

.toast.toast-error { border-left-color: var(--accent-red); }
.toast.toast-warning { border-left-color: var(--accent-orange); }
.toast.toast-info { border-left-color: var(--accent-blue); }

/* Píldoras de sub-pestañas estilo WispHub */
.sub-tab-pill {
  background: none;
  border: none;
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 700;
  color: #64748b;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.sub-tab-pill:hover {
  color: #1e293b;
}

.sub-tab-pill.active {
  color: #28b62c;
  border-bottom-color: #28b62c;
  background: #ffffff;
}

.stat-bar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12.5px;
  gap: 10px;
}

.stat-bar-track {
  flex: 1;
  height: 10px;
  background: #f1f5f9;
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.stat-bar-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.5s ease-out;
}

@media print {
  body * {
    visibility: hidden;
  }
  #modal-invoice-receipt, #modal-invoice-receipt *,
  #modal-tarjeta-cobranza-print, #modal-tarjeta-cobranza-print *,
  #modal-corte-caja-print, #modal-corte-caja-print * {
    visibility: visible;
  }
  #modal-invoice-receipt, #modal-tarjeta-cobranza-print, #modal-corte-caja-print {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: #fff;
  }
  .modal-close-btn, .modal-footer {
    display: none !important;
  }
}