/**
 * Estilos alineados con Material Design / tema oscuro tipo MUI (sin React).
 * Tipografía: Roboto + Material Symbols (Google Fonts).
 */
:root {
  --mui-font: 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  --mui-bg-default: #121212;
  --mui-paper: #1e1e1e;
  --mui-paper-elevated: #2d2d2d;
  --mui-action-hover: rgba(255, 255, 255, 0.08);
  --mui-action-selected: rgba(144, 202, 249, 0.16);
  --mui-divider: rgba(255, 255, 255, 0.12);
  --mui-text-primary: rgba(255, 255, 255, 0.87);
  --mui-text-secondary: rgba(255, 255, 255, 0.6);
  --mui-text-disabled: rgba(255, 255, 255, 0.38);
  --mui-primary: #90caf9;
  --mui-primary-dark: #42a5f5;
  --mui-primary-contained: #1976d2;
  --mui-primary-contained-hover: #1565c0;
  --mui-error: #f44336;
  --mui-error-bg: rgba(244, 67, 54, 0.12);
  --mui-success: #66bb6a;
  --mui-success-bg: rgba(102, 187, 106, 0.12);
  --mui-radius-sm: 4px;
  --mui-radius-md: 8px;
  --mui-elevation-1: 0px 2px 1px -1px rgba(0, 0, 0, 0.2), 0px 1px 1px 0px rgba(0, 0, 0, 0.14), 0px 1px 3px 0px rgba(0, 0, 0, 0.12);
  --mui-elevation-2: 0px 3px 1px -2px rgba(0, 0, 0, 0.2), 0px 2px 2px 0px rgba(0, 0, 0, 0.14), 0px 1px 5px 0px rgba(0, 0, 0, 0.12);
}

.material-symbols-outlined {
  font-family: 'Material Symbols Outlined', sans-serif;
  font-weight: normal;
  font-style: normal;
  font-size: 1.25rem;
  line-height: 1;
  display: inline-block;
  vertical-align: middle;
  -webkit-font-smoothing: antialiased;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

* { box-sizing: border-box; }

body {
  font-family: var(--mui-font);
  margin: 0;
  background: var(--mui-bg-default);
  color: var(--mui-text-primary);
  font-size: 0.875rem;
  line-height: 1.5;
  letter-spacing: 0.00938em;
}

/* Shell tipo MUI: AppBar + Drawer + contenido (evita que el sidebar se convierta en fila de links). */
body.has-nav {
  display: grid;
  min-height: 100vh;
  grid-template-columns: minmax(240px, 280px) minmax(0, 1fr);
  grid-template-rows: auto 1fr;
  grid-template-areas:
    "appbar appbar"
    "drawer main";
}

body.has-nav .top {
  grid-area: appbar;
}

body.has-nav .sidebar {
  grid-area: drawer;
}

body.has-nav .main.main-with-sidebar {
  grid-area: main;
}

.top {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
  align-items: center;
  padding: 0 1rem 0 1.25rem;
  min-height: 64px;
  background: var(--mui-paper);
  border-bottom: 1px solid var(--mui-divider);
  box-shadow: var(--mui-elevation-1);
  position: sticky;
  top: 0;
  z-index: 1100;
}
.top .brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--mui-text-primary);
  text-decoration: none;
  font-size: 1.125rem;
  font-weight: 500;
  letter-spacing: 0.0075em;
}
.top .brand-static { display: inline-flex; align-items: center; gap: 0.5rem; }
.top .brand .brand-icon {
  font-size: 1.5rem;
  color: var(--mui-primary);
}
.top .brand:hover .brand-text { color: var(--mui-primary); }
.user-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--mui-text-secondary);
  font-size: 0.8125rem;
}
.user-pill .user-icon {
  font-size: 1.125rem;
  opacity: 0.85;
}
.top-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--mui-primary);
  text-decoration: none;
  margin-left: 0.5rem;
  font-weight: 500;
  font-size: 0.875rem;
}
.top-nav a .top-link-icon { font-size: 1.125rem; }
.top-nav a:hover { text-decoration: underline; }

.sidebar {
  background: var(--mui-paper);
  border-right: 1px solid var(--mui-divider);
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.side-nav {
  display: flex;
  flex-direction: column;
  padding: 0.75rem 0 1.5rem;
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}
.side-nav a.nav-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 1rem;
  color: var(--mui-text-primary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 400;
  border-radius: 0 var(--mui-radius-sm) var(--mui-radius-sm) 0;
  margin-right: 0.5rem;
}
.side-nav a.nav-link .nav-icon {
  font-size: 1.25rem;
  width: 1.5rem;
  flex-shrink: 0;
  opacity: 0.85;
  color: var(--mui-text-secondary);
}
.side-nav a.nav-link .nav-text { flex: 1; min-width: 0; }
.side-nav a.nav-link:hover { background: var(--mui-action-hover); color: var(--mui-primary); }
.side-nav a.nav-link:hover .nav-icon { color: var(--mui-primary); opacity: 1; }
.side-nav a.nav-link.active {
  background: var(--mui-action-selected);
  color: var(--mui-primary);
  border-left: 3px solid var(--mui-primary-contained);
  padding-left: calc(1rem - 3px);
}
.side-nav a.nav-link.active .nav-icon {
  color: var(--mui-primary);
  opacity: 1;
}
.nav-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08333em;
  font-weight: 500;
  color: var(--mui-text-secondary);
  padding: 0.75rem 1rem 0.25rem;
}

.main { max-width: 42rem; margin: 2rem auto; padding: 0 1rem; }
.main-with-sidebar {
  min-width: 0;
  margin: 0;
  padding: 1.5rem clamp(1rem, 3vw, 2rem);
  overflow-x: auto;
  background: var(--mui-bg-default);
}

/* Contenedor ancho para dashboard y listados */
.main-inner {
  max-width: 1200px;
  margin: 0 auto;
}

@media (max-width: 960px) {
  body.has-nav {
    grid-template-columns: 1fr;
    grid-template-areas:
      "appbar"
      "drawer"
      "main";
  }
  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--mui-divider);
    max-height: min(45vh, 320px);
  }
  .side-nav {
    flex-direction: column;
    flex-wrap: nowrap;
    overflow-y: auto;
    padding-bottom: 0.75rem;
  }
  .side-nav a.nav-link {
    padding: 0.45rem 1rem;
  }
}

h1 {
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.167;
  letter-spacing: 0;
  margin-top: 0;
  margin-bottom: 0.5rem;
  color: var(--mui-text-primary);
}

.muted { color: var(--mui-text-secondary); font-size: 0.875rem; }
.error { color: var(--mui-error); }

.form label {
  display: block;
  margin: 1rem 0;
  color: var(--mui-text-secondary);
  font-size: 0.875rem;
}
.form input[type="email"],
.form input[type="password"],
.form input[type="text"],
.form input[type="date"],
.form input[type="file"] {
  width: 100%;
  max-width: 24rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--mui-radius-sm);
  border: 1px solid var(--mui-divider);
  background: var(--mui-paper-elevated);
  color: var(--mui-text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.15s ease;
}
.form input:hover { border-color: rgba(255, 255, 255, 0.23); }
.form input:focus {
  outline: none;
  border-color: var(--mui-primary);
  box-shadow: 0 0 0 1px var(--mui-primary);
}

.form button[type="submit"],
.form > p > button[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.5rem;
  padding: 0.5rem 1rem;
  min-height: 36px;
  border-radius: var(--mui-radius-sm);
  border: 0;
  background: var(--mui-primary-contained);
  color: #fff;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02857em;
  box-shadow: var(--mui-elevation-1);
  transition: background 0.15s ease, box-shadow 0.15s ease;
}
.form button[type="submit"] .btn-icon {
  font-size: 1.125rem;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}
.form button[type="submit"]:hover {
  background: var(--mui-primary-contained-hover);
  box-shadow: var(--mui-elevation-2);
}

.login-heading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.25rem;
}
.login-heading h1 { margin: 0; }
.login-hero-icon {
  font-size: 2.25rem;
  color: var(--mui-primary);
}

code {
  background: var(--mui-paper-elevated);
  padding: 0.1rem 0.35rem;
  border-radius: var(--mui-radius-sm);
  font-size: 0.9em;
  font-family: ui-monospace, monospace;
}
ul { line-height: 1.7; }

.page-header {
  margin-bottom: 1.5rem;
}
.page-header h1 {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.35rem;
}
.page-header .page-header-icon {
  font-size: 2rem;
  color: var(--mui-primary);
}
.page-header .lead {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--mui-text-secondary);
  max-width: 42rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
  gap: 1rem;
}
.card {
  background: var(--mui-paper);
  border: 1px solid var(--mui-divider);
  border-radius: var(--mui-radius-md);
  padding: 0;
  box-shadow: var(--mui-elevation-1);
  overflow: hidden;
}
/* Tarjetas sin cabecera (import, detalle ingreso/salida, etc.) */
.card:not(:has(.card-header)) {
  padding: 1rem 1.1rem 1.15rem;
}
.card:not(:has(.card-header)) > h3:first-child {
  margin-top: 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--mui-text-secondary);
}
.card-body {
  padding: 1rem 1.1rem 1.15rem;
}
.card h3,
.card-header {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--mui-text-primary);
}
.card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--mui-divider);
}
.card-header .card-header-icon {
  font-size: 1.25rem;
  color: var(--mui-primary);
  opacity: 0.95;
}
.card-header + .card-body {
  padding-top: 1rem;
}
.empty-hint {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  color: var(--mui-text-secondary);
  font-size: 0.875rem;
}
.empty-hint .material-symbols-outlined {
  font-size: 1.35rem;
  opacity: 0.6;
}
.stat-list { margin: 0; padding-left: 1.1rem; }
.stat-list li { margin: 0.35rem 0; }
.mt { margin-top: 1.25rem; }

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  background: var(--mui-paper);
  border: 1px solid var(--mui-divider);
  border-radius: var(--mui-radius-md);
  overflow: hidden;
  box-shadow: var(--mui-elevation-1);
}
.table th,
.table td {
  padding: 0.5rem 0.65rem;
  text-align: left;
  border-bottom: 1px solid var(--mui-divider);
}
.table thead {
  background: rgba(255, 255, 255, 0.05);
}
.table thead th {
  font-weight: 500;
  color: var(--mui-text-primary);
  font-size: 0.8125rem;
}
.table tbody tr:hover { background: var(--mui-action-hover); }
.table tbody a {
  color: var(--mui-primary);
  text-decoration: none;
  font-weight: 500;
}
.table tbody a:hover { text-decoration: underline; }
.table-sm td,
.table-sm th { padding: 0.35rem 0.5rem; font-size: 0.8125rem; }

.flash-ok {
  padding: 0.65rem 0.85rem;
  margin-bottom: 1rem;
  border-radius: var(--mui-radius-sm);
  background: var(--mui-success-bg);
  border: 1px solid var(--mui-success);
  color: var(--mui-success);
  font-size: 0.875rem;
}
.flash-err {
  padding: 0.65rem 0.85rem;
  margin-bottom: 1rem;
  border-radius: var(--mui-radius-sm);
  background: var(--mui-error-bg);
  border: 1px solid var(--mui-error);
  color: #ffcdd2;
  font-size: 0.875rem;
}

.form-wide { max-width: 56rem; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: 0.75rem 1rem;
  margin-bottom: 1rem;
}
.form select,
.form-lines select {
  width: 100%;
  max-width: 100%;
  padding: 0.5rem 0.75rem;
  border-radius: var(--mui-radius-sm);
  border: 1px solid var(--mui-divider);
  background: var(--mui-paper-elevated);
  color: var(--mui-text-primary);
  font-size: 0.875rem;
  font-family: inherit;
}
.form-lines input[type="text"] {
  width: 100%;
  max-width: 10rem;
  padding: 0.4rem 0.5rem;
  border-radius: var(--mui-radius-sm);
  border: 1px solid var(--mui-divider);
  background: var(--mui-paper-elevated);
  color: var(--mui-text-primary);
  font-family: inherit;
}
.table-wrap { overflow-x: auto; }
.form-lines .btn-secondary {
  padding: 0.25rem 0.5rem;
  font-size: 0.85rem;
  min-height: 32px;
  text-transform: none;
  letter-spacing: normal;
}

.btn-secondary {
  padding: 0.45rem 0.85rem;
  min-height: 36px;
  border-radius: var(--mui-radius-sm);
  border: 1px solid rgba(144, 202, 249, 0.5);
  background: transparent;
  color: var(--mui-primary);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02857em;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.btn-secondary:hover {
  background: rgba(144, 202, 249, 0.08);
  border-color: var(--mui-primary);
}

.btn-link {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  min-height: 36px;
  line-height: 1.25;
  border-radius: var(--mui-radius-sm);
  background: transparent;
  border: 1px solid var(--mui-divider);
  color: var(--mui-primary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: background 0.15s ease;
}
.btn-link:hover {
  background: var(--mui-action-hover);
  border-color: rgba(255, 255, 255, 0.23);
}

.btn-danger {
  padding: 0.5rem 1rem;
  min-height: 36px;
  border-radius: var(--mui-radius-sm);
  border: 0;
  background: var(--mui-error);
  color: #fff;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02857em;
  box-shadow: var(--mui-elevation-1);
}
.btn-danger:hover {
  background: #e53935;
  box-shadow: var(--mui-elevation-2);
}

.btn-danger-text {
  background: none;
  border: none;
  color: var(--mui-error);
  cursor: pointer;
  padding: 0;
  font: inherit;
  font-weight: 500;
  text-decoration: underline;
  text-transform: none;
  letter-spacing: normal;
}

.form-inline { display: inline; margin: 0; }
.form-inline button { vertical-align: baseline; }
.cell-actions { white-space: nowrap; }
.cell-actions form { display: inline; margin-left: 0.5rem; }

.checkbox-row { display: flex; align-items: center; gap: 0.5rem; color: var(--mui-text-primary); }
.checkbox-row input {
  width: auto;
  max-width: none;
  accent-color: var(--mui-primary-contained);
}