/*
 * Nomina Colombia - Custom CSS
 * Built on top of FlowDash Bootstrap 5 template.
 * All design tokens from CLAUDE.md are defined here as CSS custom properties.
 */

/* ─── Design Tokens ──────────────────────────────────────────────────────── */

:root {
  /* Colores Primarios */
  --color-navy-dark: #1B2A4A;
  --color-primary: #3B7DDD;
  --color-primary-hover: #326ABE;
  --color-primary-light: rgba(59, 125, 221, 0.1);
  --color-background: #F5F7FB;
  --color-surface: #FFFFFF;
  --color-text-primary: #343A40;
  --color-text-secondary: #6C757D;
  --color-border: #DEE2E6;
  --color-border-light: #E9ECEF;

  /* Colores Semanticos */
  --color-success: #28A745;
  --color-danger: #DC3545;
  --color-warning: #FFC107;
  --color-info: #17A2B8;
  --color-secondary: #6C757D;
  --color-cta-coral: #E8595A;
  --color-pro-indigo: #6F42C1;

  /* Colores para Graficos */
  --color-chart-1: #3B7DDD;
  --color-chart-2: #28A745;
  --color-chart-3: #6F42C1;
  --color-chart-4: #FFC107;

  /* Tipografia */
  --font-size-h1: 28px;
  --font-size-h2: 20px;
  --font-size-h3: 16px;
  --font-size-body: 14px;
  --font-size-small: 13px;
  --font-size-label: 11px;
  --font-size-kpi: 28px;

  /* Espaciado (grid de 8px) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;

  /* Border Radius */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;
  --radius-xl: 16px;
  --radius-pill: 50px;
  --radius-circle: 50%;

  /* Sombras */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 8px 32px rgba(0, 0, 0, 0.15);
  --shadow-header: 0 0 2rem 0 rgba(33, 37, 41, 0.1);
  --shadow-fab: 0 4px 12px rgba(59, 125, 221, 0.4);

  /* Z-Index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-fab: 1050;
  --z-tooltip: 1070;
  --z-toast: 1080;

  /* Transiciones */
  --transition-fast: 150ms ease-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease;

  /* Layout */
  --sidebar-width: 220px;
  --sidebar-collapsed-width: 64px;
  --header-height: 60px;
  --content-padding: 24px;
  --card-padding: 20px;
}

/* ─── Dark Mode Tokens ───────────────────────────────────────────────────── */

[data-theme="dark"] {
  --color-navy-dark: #0D1B2A;
  --color-primary: #5B9AE8;
  --color-background: #1A1D23;
  --color-surface: #2D2F36;
  --color-text-primary: #E4E6EB;
  --color-text-secondary: #B0B3B8;
  --color-border: #3E4042;
  --color-border-light: #4A4D50;
}

/* ─── Base Styles ─────────────────────────────────────────────────────────── */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: var(--font-size-body);
}

body {
  background-color: var(--color-background);
  color: var(--color-text-primary);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: var(--font-size-body);
  line-height: 1.5;
  margin: 0;
}

/* ─── Layout ──────────────────────────────────────────────────────────────── */

.wrapper {
  display: flex;
  min-height: 100vh;
  width: 100%;
}

/* Main content area (right of sidebar) */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  margin-left: var(--sidebar-width);
  transition: margin-left var(--transition-slow);
}

.main-content.sidebar-collapsed {
  margin-left: var(--sidebar-collapsed-width);
}

/* Page container (below header) */
.main {
  flex: 1;
  padding: var(--content-padding);
}

/* ─── Header ──────────────────────────────────────────────────────────────── */

.navbar {
  height: var(--header-height);
  background-color: var(--color-surface) !important;
  box-shadow: var(--shadow-header);
  border-bottom: 1px solid var(--color-border-light);
  z-index: var(--z-sticky);
  padding: 0 var(--content-padding);
}

.navbar-brand img {
  height: 32px;
}

/* ─── Sidebar ─────────────────────────────────────────────────────────────── */

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background-color: var(--color-navy-dark);
  z-index: var(--z-fixed);
  overflow-y: auto;
  overflow-x: hidden;
  transition: width var(--transition-slow), transform var(--transition-slow);
  display: flex;
  flex-direction: column;
}

/* Sidebar header with logo */
.sidebar-brand {
  display: flex;
  align-items: center;
  height: var(--header-height);
  padding: 0 var(--space-3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  text-decoration: none;
  flex-shrink: 0;
}

.sidebar-brand-text {
  color: #FFFFFF;
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  margin-left: var(--space-2);
}

.sidebar-brand-icon {
  color: var(--color-primary);
  font-size: 24px;
  flex-shrink: 0;
}

/* Navigation links */
.sidebar-nav {
  flex: 1;
  padding: var(--space-2) 0;
  list-style: none;
  margin: 0;
}

.sidebar-nav .nav-item {
  margin: 2px 0;
}

.sidebar-nav .nav-link {
  display: flex;
  align-items: center;
  padding: 10px var(--space-3);
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  font-size: var(--font-size-body);
  border-radius: 0;
  border-left: 3px solid transparent;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
  overflow: hidden;
}

.sidebar-nav .nav-link:hover {
  background-color: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.9);
}

.sidebar-nav .nav-link.active {
  background-color: rgba(255, 255, 255, 0.1);
  border-left-color: var(--color-primary);
  color: #FFFFFF;
}

.sidebar-nav .nav-link .nav-icon {
  font-size: 20px;
  min-width: 24px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-nav .nav-link .nav-text {
  margin-left: var(--space-2);
  transition: opacity var(--transition-slow);
}

/* Section headers */
.sidebar-heading {
  padding: var(--space-3) var(--space-3) var(--space-1);
  font-size: var(--font-size-label);
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
  white-space: nowrap;
  overflow: hidden;
}

/* Collapsed sidebar state */
.sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

.sidebar.collapsed .sidebar-brand-text,
.sidebar.collapsed .nav-text,
.sidebar.collapsed .sidebar-heading {
  opacity: 0;
  pointer-events: none;
  width: 0;
}

.sidebar.collapsed .nav-link {
  justify-content: center;
  padding-left: 0;
  padding-right: 0;
  border-left: none;
}

.sidebar.collapsed + .main-content {
  margin-left: var(--sidebar-collapsed-width);
}

/* Sidebar footer */
.sidebar-footer {
  padding: var(--space-3);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
}

/* ─── Cards ───────────────────────────────────────────────────────────────── */

.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-4);
}

.card-header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
  padding: var(--card-padding);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.card-body {
  padding: var(--card-padding);
}

.card-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border-light);
  padding: var(--space-3) var(--card-padding);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* ─── KPI / Stat Cards ────────────────────────────────────────────────────── */

.stat-card {
  display: flex;
  align-items: center;
  padding: var(--card-padding);
}

.stat-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  flex-shrink: 0;
  margin-right: var(--space-3);
}

.stat-card-icon.primary   { background: var(--color-primary-light); color: var(--color-primary); }
.stat-card-icon.success   { background: rgba(40,167,69,0.1);  color: var(--color-success); }
.stat-card-icon.danger    { background: rgba(220,53,69,0.1);  color: var(--color-danger); }
.stat-card-icon.warning   { background: rgba(255,193,7,0.1);  color: #856404; }
.stat-card-icon.info      { background: rgba(23,162,184,0.1); color: var(--color-info); }

.stat-card-value {
  font-size: var(--font-size-kpi);
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.1;
}

.stat-card-label {
  font-size: var(--font-size-small);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.stat-card-change {
  font-size: var(--font-size-small);
  margin-top: 4px;
}

.stat-card-change.up   { color: var(--color-success); }
.stat-card-change.down { color: var(--color-danger); }

/* ─── Typography ──────────────────────────────────────────────────────────── */

h1, .h1 { font-size: var(--font-size-h1); font-weight: 700; }
h2, .h2 { font-size: var(--font-size-h2); font-weight: 600; }
h3, .h3 { font-size: var(--font-size-h3); font-weight: 600; }

/* Form labels - always uppercase, 11px, letter-spacing */
label,
.form-label {
  font-size: var(--font-size-label) !important;
  font-weight: 700 !important;
  letter-spacing: 1px !important;
  text-transform: uppercase !important;
  color: var(--color-text-secondary) !important;
  margin-bottom: 6px;
}

/* ─── Badges / Status ─────────────────────────────────────────────────────── */

.badge { font-size: var(--font-size-label); font-weight: 700; letter-spacing: 0.5px; }

.badge-primary   { background-color: var(--color-primary);   color: #fff; }
.badge-success   { background-color: var(--color-success);   color: #fff; }
.badge-danger    { background-color: var(--color-danger);    color: #fff; }
.badge-warning   { background-color: var(--color-warning);   color: #212529; }
.badge-secondary { background-color: var(--color-secondary); color: #fff; }
.badge-info      { background-color: var(--color-info);      color: #fff; }
.badge-pro       { background-color: var(--color-pro-indigo); color: #fff; }

/* ─── Tables ──────────────────────────────────────────────────────────────── */

.table {
  font-size: var(--font-size-body);
  color: var(--color-text-primary);
}

.table > thead > tr > th {
  font-size: var(--font-size-label);
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  border-bottom: 2px solid var(--color-border);
  padding: var(--space-2) var(--space-3);
  white-space: nowrap;
}

.table > tbody > tr > td {
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-border-light);
  vertical-align: middle;
}

.table > tbody > tr:hover {
  background-color: rgba(59, 125, 221, 0.03);
}

/* Money columns (right-aligned) */
.col-money { text-align: right; font-variant-numeric: tabular-nums; }
.col-center { text-align: center; }

/* ─── Forms ───────────────────────────────────────────────────────────────── */

.form-control,
.form-select {
  border-color: var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-body);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
  outline: none;
}

.form-control.is-valid   { border-color: var(--color-success); }
.form-control.is-invalid { border-color: var(--color-danger); }

/* ─── Buttons ─────────────────────────────────────────────────────────────── */

.btn {
  border-radius: var(--radius-md);
  font-size: var(--font-size-body);
  font-weight: 500;
  transition: all var(--transition-fast);
  padding: 8px 16px;
}

.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

/* ─── FAB (Floating Action Button) ───────────────────────────────────────── */

.fab {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-circle);
  background-color: var(--color-primary);
  color: white;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: var(--shadow-fab);
  z-index: var(--z-fab);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
}

.fab:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 16px rgba(59, 125, 221, 0.5);
  color: white;
}

/* ─── Toast Notifications ─────────────────────────────────────────────────── */

.toast-container {
  position: fixed;
  top: calc(var(--header-height) + 16px);
  right: 24px;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast-nomina {
  min-width: 300px;
  max-width: 400px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  padding: var(--space-3);
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  animation: slideInRight var(--transition-base) forwards;
}

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

.toast-icon { font-size: 20px; flex-shrink: 0; margin-top: 1px; }
.toast-icon.success { color: var(--color-success); }
.toast-icon.danger  { color: var(--color-danger); }
.toast-icon.warning { color: #856404; }
.toast-icon.info    { color: var(--color-info); }

/* ─── Breadcrumb ──────────────────────────────────────────────────────────── */

.breadcrumb {
  font-size: var(--font-size-small);
  background: transparent;
  padding: 0;
  margin-bottom: var(--space-3);
}

.breadcrumb-item a { color: var(--color-primary); text-decoration: none; }
.breadcrumb-item.active { color: var(--color-text-secondary); }

/* ─── Page Toolbar ────────────────────────────────────────────────────────── */

.page-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.page-toolbar h1 {
  margin: 0;
  font-size: var(--font-size-h1);
  font-weight: 700;
  color: var(--color-text-primary);
}

/* ─── Avatars ─────────────────────────────────────────────────────────────── */

.avatar {
  border-radius: var(--radius-circle);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  background-color: var(--color-primary);
  flex-shrink: 0;
  overflow: hidden;
}

.avatar-xl  { width: 64px; height: 64px; font-size: 24px; }
.avatar-lg  { width: 48px; height: 48px; font-size: 18px; }
.avatar-md  { width: 40px; height: 40px; font-size: 15px; }
.avatar-sm  { width: 32px; height: 32px; font-size: 12px; }
.avatar-xs  { width: 24px; height: 24px; font-size: 10px; }

.avatar img { width: 100%; height: 100%; object-fit: cover; }

/* ─── Empty State ─────────────────────────────────────────────────────────── */

.empty-state {
  text-align: center;
  padding: var(--space-6);
  color: var(--color-text-secondary);
}

.empty-state .empty-icon {
  font-size: 64px;
  color: var(--color-border);
  margin-bottom: var(--space-3);
}

.empty-state h3 {
  font-size: var(--font-size-h3);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.empty-state p {
  margin-bottom: var(--space-4);
}

/* ─── Status indicator dots ───────────────────────────────────────────────── */

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-circle);
  margin-right: 6px;
}

.status-dot.active   { background-color: var(--color-success); }
.status-dot.inactive { background-color: var(--color-secondary); }
.status-dot.pending  { background-color: var(--color-warning); }
.status-dot.danger   { background-color: var(--color-danger); }

/* ─── Loading States ──────────────────────────────────────────────────────── */

/* Skeleton shimmer */
.skeleton {
  background: linear-gradient(90deg, var(--color-border-light) 25%, var(--color-border) 50%, var(--color-border-light) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s linear infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ─── Modals ──────────────────────────────────────────────────────────────── */

.modal-content {
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.modal-header {
  border-bottom: 1px solid var(--color-border-light);
  padding: var(--space-4);
}

.modal-footer {
  border-top: 1px solid var(--color-border-light);
  padding: var(--space-3) var(--space-4);
}

/* ─── Dropdown Menus (kebab) ──────────────────────────────────────────────── */

.dropdown-menu {
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-1) 0;
  min-width: 180px;
}

.dropdown-item {
  font-size: var(--font-size-body);
  padding: 8px 16px;
  transition: background-color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 8px;
}

.dropdown-item:hover { background-color: var(--color-background); }
.dropdown-item.text-danger:hover { background-color: rgba(220, 53, 69, 0.08); }

/* ─── Tabs ────────────────────────────────────────────────────────────────── */

.nav-tabs .nav-link {
  color: var(--color-text-secondary);
  border: none;
  border-bottom: 2px solid transparent;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-body);
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.nav-tabs .nav-link:hover { color: var(--color-text-primary); }

.nav-tabs .nav-link.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  background: none;
  font-weight: 600;
}

/* ─── Payroll-specific Components ────────────────────────────────────────── */

/* Payslip total row */
.payslip-total {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text-primary);
  border-top: 2px solid var(--color-border);
  padding-top: var(--space-2);
}

/* Approval workflow step indicator */
.workflow-step {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) 0;
}

.workflow-step-dot {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-circle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

.workflow-step-dot.completed { background: var(--color-success); color: white; }
.workflow-step-dot.active    { background: var(--color-primary); color: white; }
.workflow-step-dot.pending   { background: var(--color-border); color: var(--color-text-secondary); }

/* SLA semaphore */
.sla-indicator { width: 12px; height: 12px; border-radius: var(--radius-circle); display: inline-block; }
.sla-green  { background-color: var(--color-success); }
.sla-amber  { background-color: var(--color-warning); }
.sla-red    { background-color: var(--color-danger); }

/* ─── Responsive ──────────────────────────────────────────────────────────── */

@media (max-width: 767.98px) {
  .sidebar {
    transform: translateX(-100%);
    width: var(--sidebar-width);
  }

  .sidebar.mobile-open {
    transform: translateX(0);
    box-shadow: var(--shadow-xl);
  }

  .main-content {
    margin-left: 0 !important;
  }

  .page-toolbar {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .page-toolbar .btn { width: 100%; }

  .table-responsive { overflow-x: auto; }

  .fab { bottom: 16px; right: 16px; }

  .main { padding: var(--space-3); }
}

@media (min-width: 768px) and (max-width: 991.98px) {
  .sidebar {
    width: var(--sidebar-collapsed-width);
  }

  .main-content {
    margin-left: var(--sidebar-collapsed-width);
  }

  .sidebar .nav-text,
  .sidebar .sidebar-brand-text,
  .sidebar .sidebar-heading {
    display: none;
  }

  .sidebar .nav-link {
    justify-content: center;
    padding-left: 0;
    padding-right: 0;
  }
}

/* ─── Print Styles ────────────────────────────────────────────────────────── */

@media print {
  .sidebar,
  .navbar,
  .btn,
  .fab,
  .toast-container,
  .breadcrumb,
  .page-toolbar .btn,
  .dropdown { display: none !important; }

  .main-content { margin-left: 0 !important; }

  body { background: white; color: #000; font-size: 12px; }

  .card {
    border: 1px solid #ccc;
    box-shadow: none;
    margin-bottom: 16px;
  }

  .table, .table td, .table th {
    border: 1px solid #000 !important;
  }

  /* Payslip print format: A4, 2cm margins */
  .payslip {
    page-break-inside: avoid;
    max-width: 100%;
    margin: 0;
    padding: 20mm;
  }
}

/* ─── Accessibility ───────────────────────────────────────────────────────── */

/* Visible focus outline for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Screen reader only utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ─── Utility Classes ─────────────────────────────────────────────────────── */

.text-cop { font-variant-numeric: tabular-nums; }
.cursor-pointer { cursor: pointer; }
.border-start-primary { border-left: 3px solid var(--color-primary) !important; }
.border-start-success { border-left: 3px solid var(--color-success) !important; }
.border-start-danger  { border-left: 3px solid var(--color-danger)  !important; }
.border-start-warning { border-left: 3px solid var(--color-warning) !important; }