/* =================================================================
   SISTEMA DE INVENTARIO ESCOLAR — HOJA DE ESTILOS (v2)
   -----------------------------------------------------------------
   1.  Tokens de diseño (colores, tipografía, espacios, sombras)
   2.  Base y utilidades
   3.  Pantalla de acceso
   4.  Barra lateral
   5.  Encabezado superior y desplegables
   6.  Layout, paneles y cuadrículas
   7.  Panel principal (KPIs, estados, gráficos, listas)
   8.  Tablas y paginación
   9.  Formularios
   10. Botones, etiquetas y controles
   11. Modales, menú de acciones y toasts
   12. Ubicaciones, reportes, configuración
   13. Impresión (reportes y etiquetas QR)
   14. Responsive
   ================================================================= */

/* ---------- 1. TOKENS DE DISEÑO ---------- */
:root{
  --color-bg: #F3F5F8;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F7F9FB;
  --color-surface-hover: #F1F4F8;
  --color-border: #E2E7EE;
  --color-border-strong: #CCD4DF;
  --color-text: #0F1B2D;
  --color-text-muted: #56637A;
  --color-text-soft: #7B879B;

  /* Institucional: azul marino + acento dorado */
  --color-primary: #1B3B6F;
  --color-primary-hover: #142D55;
  --color-primary-soft: #E8EEF7;
  --color-primary-text: #1B3B6F;
  --color-accent: #B7862B;
  --color-accent-soft: #F7EEDC;

  /* Estados del inventario (siempre acompañados de texto) */
  --color-disponible: #15803D;
  --color-disponible-bg: #E6F4EA;
  --color-uso: #1D4ED8;
  --color-uso-bg: #E7EEFC;
  --color-mantenimiento: #B45309;
  --color-mantenimiento-bg: #FCF0E1;
  --color-danado: #B91C1C;
  --color-danado-bg: #FBEAEA;
  --color-baja: #52606F;
  --color-baja-bg: #ECEFF3;

  /* Barra lateral */
  --sidebar-bg: #0E1B31;
  --sidebar-text: #A8B5C8;
  --sidebar-text-strong: #FFFFFF;
  --sidebar-hover: rgba(255,255,255,.06);
  --sidebar-activo: rgba(255,255,255,.1);
  --sidebar-grupo: #66768F;

  --font-texto: 'Inter', system-ui, 'Segoe UI', Roboto, sans-serif;
  --font-codigo: 'JetBrains Mono', ui-monospace, Consolas, monospace;

  --ancho-sidebar: 256px;
  --ancho-sidebar-colapsado: 72px;
  --alto-topbar: 68px;
  --radio: 12px;
  --radio-chico: 8px;
  --sombra-sm: 0 1px 2px rgba(15, 27, 45, .05);
  --sombra: 0 1px 2px rgba(15, 27, 45, .04), 0 4px 16px -6px rgba(15, 27, 45, .08);
  --sombra-lg: 0 12px 40px -8px rgba(15, 27, 45, .22), 0 2px 6px rgba(15, 27, 45, .06);
  --transicion: 160ms cubic-bezier(.2, .7, .3, 1);
  --anillo-foco: 0 0 0 3px rgba(27, 59, 111, .18);
}

[data-tema="oscuro"]{
  --color-bg: #0B1220;
  --color-surface: #111A2B;
  --color-surface-alt: #152036;
  --color-surface-hover: #1A2741;
  --color-border: #22314A;
  --color-border-strong: #2F4262;
  --color-text: #E6EBF2;
  --color-text-muted: #A3B0C3;
  --color-text-soft: #8190A6;
  --color-primary: #3E68B0;
  --color-primary-hover: #4A76C2;
  --color-primary-soft: #1A2A47;
  --color-primary-text: #93B4EC;
  --color-accent: #D9AC57;
  --color-accent-soft: #33291A;
  --color-disponible: #4ADE80;
  --color-disponible-bg: rgba(74, 222, 128, .12);
  --color-uso: #86A9FF;
  --color-uso-bg: rgba(134, 169, 255, .13);
  --color-mantenimiento: #F5B546;
  --color-mantenimiento-bg: rgba(245, 181, 70, .13);
  --color-danado: #F87171;
  --color-danado-bg: rgba(248, 113, 113, .13);
  --color-baja: #A3B0C3;
  --color-baja-bg: rgba(163, 176, 195, .12);
  --sidebar-bg: #080F1C;
  --sombra: 0 1px 2px rgba(0,0,0,.3), 0 4px 16px -6px rgba(0,0,0,.4);
  --sombra-lg: 0 16px 48px -8px rgba(0,0,0,.6);
  --anillo-foco: 0 0 0 3px rgba(147, 180, 236, .25);
}

/* ---------- 2. BASE Y UTILIDADES ---------- */
*, *::before, *::after{ box-sizing: border-box; }

html{ -webkit-text-size-adjust: 100%; }
body{
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-texto);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "cv11", "ss01";
}

h1, h2, h3, h4{ margin: 0; color: var(--color-text); letter-spacing: -.015em; font-weight: 650; }
p{ margin: 0; }
ul, ol{ list-style: none; margin: 0; padding: 0; }
button{ font-family: inherit; cursor: pointer; color: inherit; }
input, select, textarea{ font-family: inherit; font-size: inherit; }
a{ color: inherit; }
fieldset{ border: 0; margin: 0; padding: 0; min-width: 0; }
[hidden]{ display: none !important; }

:focus-visible{ outline: 2px solid var(--color-accent); outline-offset: 2px; }

kbd{
  font-family: var(--font-codigo); font-size: 11px; line-height: 1;
  padding: 3px 6px; border-radius: 5px;
  border: 1px solid var(--color-border); border-bottom-width: 2px;
  background: var(--color-surface); color: var(--color-text-muted);
}

.sr-only{ position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.num{ font-variant-numeric: tabular-nums; }
.texto-vacio{ color: var(--color-text-muted); font-size: 13px; padding: 8px 0; }
.texto-ayuda{ color: var(--color-text-muted); font-size: 13px; max-width: 70ch; }
.texto-exito{ color: var(--color-disponible); font-weight: 500; margin-bottom: 14px; display: flex; gap: 8px; align-items: center; }
.requerido{ color: var(--color-danado); }

@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{ animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* Barra de progreso mientras se cargan los datos */
body.cargando::before{
  content: ""; position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 10001;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  background-size: 40% 100%; background-repeat: no-repeat;
  animation: progreso 1s linear infinite;
}
@keyframes progreso{ from{ background-position: -40% 0; } to{ background-position: 140% 0; } }

/* ---------- 3. PANTALLA DE ACCESO ---------- */
.pantalla-acceso{
  position: fixed; inset: 0; z-index: 9999;
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  background: var(--color-surface);
}
body.app-bloqueada{ overflow: hidden; }

.acceso__marca{
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 44px 52px;
  color: #fff;
  background:
    radial-gradient(900px 500px at 110% -10%, rgba(183,134,43,.28), transparent 60%),
    radial-gradient(700px 500px at -20% 120%, rgba(62,104,176,.45), transparent 60%),
    linear-gradient(160deg, #13284B 0%, #0B1830 100%);
}
.acceso__marca::after{
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, transparent, #000 40%, transparent);
}
.acceso__marca > *{ position: relative; z-index: 1; }
.acceso__marca-top{ display: flex; align-items: center; gap: 12px; font-weight: 600; font-size: 15px; }
.acceso__escudo{
  width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); color: #F2D38E;
}
.acceso__marca-centro h2{ color: #fff; font-size: 34px; line-height: 1.15; max-width: 440px; font-weight: 700; letter-spacing: -.025em; }
.acceso__beneficios{ margin-top: 28px; display: grid; gap: 14px; }
.acceso__beneficios li{ display: flex; align-items: center; gap: 12px; color: #C9D4E5; font-size: 14.5px; }
.acceso__beneficios i{ width: 32px; height: 32px; border-radius: 8px; display: grid; place-items: center; background: rgba(255,255,255,.08); color: #F2D38E; font-size: 13px; }
.acceso__marca-pie{ color: #8C9BB3; font-size: 12px; }

.acceso__panel{ display: grid; place-items: center; padding: 32px 24px; background: var(--color-surface); }
.acceso__form{ width: 100%; max-width: 360px; animation: aparecer 320ms var(--transicion); }
.acceso__icono{
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: var(--color-primary-soft); color: var(--color-primary-text); font-size: 18px; margin-bottom: 20px;
}
.acceso__form h1{ font-size: 26px; font-weight: 700; }
.acceso__descripcion{ color: var(--color-text-muted); margin: 6px 0 26px; }
.acceso__form .form__campo{ margin-bottom: 16px; }
.acceso__error{ display: block; min-height: 20px; margin: -4px 0 10px; font-size: 13px; }
.acceso__nota{ margin-top: 22px; color: var(--color-text-soft); font-size: 12.5px; display: flex; gap: 8px; align-items: center; justify-content: center; }

@keyframes aparecer{ from{ opacity: 0; transform: translateY(8px); } to{ opacity: 1; transform: none; } }

/* ---------- 4. BARRA LATERAL ---------- */
.sidebar{
  position: fixed; inset: 0 auto 0 0; z-index: 40;
  width: var(--ancho-sidebar);
  display: flex; flex-direction: column;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  transition: width var(--transicion), transform var(--transicion);
}
.sidebar__brand{
  display: flex; align-items: center; gap: 12px;
  height: var(--alto-topbar); padding: 0 18px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  flex: none;
}
.sidebar__crest{
  width: 36px; height: 36px; flex: none; border-radius: 10px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, #D4A94F, #9A6E1C);
  color: #fff; font-size: 15px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.3);
}
.sidebar__brand-text{ display: flex; flex-direction: column; line-height: 1.25; min-width: 0; }
.sidebar__brand-text strong{ color: var(--sidebar-text-strong); font-size: 13.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar__brand-text span{ font-size: 11.5px; color: var(--sidebar-grupo); }

.sidebar__nav{ flex: 1; overflow-y: auto; padding: 8px 12px 16px; display: flex; flex-direction: column; gap: 2px; scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.12) transparent; }
.sidebar__grupo{
  font-size: 10.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--sidebar-grupo); padding: 16px 12px 6px; white-space: nowrap;
}
.sidebar__link{
  position: relative;
  display: flex; align-items: center; gap: 12px;
  width: 100%; padding: 9px 12px;
  border: 0; border-radius: var(--radio-chico);
  background: transparent; color: var(--sidebar-text);
  font-size: 13.5px; font-weight: 500; text-align: left; white-space: nowrap;
  transition: background var(--transicion), color var(--transicion);
}
.sidebar__link i{ width: 18px; text-align: center; font-size: 14.5px; flex: none; }
.sidebar__link:hover{ background: var(--sidebar-hover); color: #E5ECF6; }
.sidebar__link.is-active{ background: var(--sidebar-activo); color: var(--sidebar-text-strong); }
.sidebar__link.is-active::before{
  content: ""; position: absolute; left: -12px; top: 8px; bottom: 8px; width: 3px;
  border-radius: 0 3px 3px 0; background: var(--color-accent);
}
.sidebar__link.is-active i{ color: #F2D38E; }
.sidebar__badge{
  margin-left: auto; min-width: 20px; height: 20px; padding: 0 6px;
  border-radius: 999px; display: inline-grid; place-items: center;
  font-size: 11px; font-weight: 600;
  background: rgba(255,255,255,.12); color: #fff;
}
.sidebar__badge--alerta{ background: #C2410C; }

.sidebar__footer{ padding: 12px; border-top: 1px solid rgba(255,255,255,.06); display: flex; flex-direction: column; gap: 6px; flex: none; }
.sidebar__colapsar{
  display: flex; align-items: center; gap: 12px; width: 100%;
  padding: 8px 12px; border: 0; border-radius: var(--radio-chico);
  background: transparent; color: var(--sidebar-text); font-size: 12.5px; white-space: nowrap;
}
.sidebar__colapsar i{ width: 18px; text-align: center; transition: transform var(--transicion); }
.sidebar__colapsar:hover{ background: var(--sidebar-hover); color: #fff; }
.sidebar__version{ font-size: 11px; color: var(--sidebar-grupo); padding: 0 12px; white-space: nowrap; }

.sidebar__overlay{ display: none; position: fixed; inset: 0; background: rgba(8, 15, 28, .5); z-index: 35; backdrop-filter: blur(2px); }

/* Menú contraído (solo escritorio) */
@media (min-width: 1025px){
  body.sidebar-colapsado{ --ancho-sidebar: var(--ancho-sidebar-colapsado); }
  body.sidebar-colapsado .sidebar__brand{ padding: 0 18px; }
  body.sidebar-colapsado .sidebar__brand-text,
  body.sidebar-colapsado .sidebar__link span:not(.sidebar__badge),
  body.sidebar-colapsado .sidebar__colapsar span,
  body.sidebar-colapsado .sidebar__version{ display: none; }
  body.sidebar-colapsado .sidebar__grupo{ font-size: 0; padding: 10px 0 4px; }
  body.sidebar-colapsado .sidebar__grupo::after{ content: ""; display: block; height: 1px; margin: 0 10px; background: rgba(255,255,255,.08); }
  body.sidebar-colapsado .sidebar__link, body.sidebar-colapsado .sidebar__colapsar{ justify-content: center; padding: 10px; }
  body.sidebar-colapsado .sidebar__badge{ position: absolute; top: 2px; right: 2px; min-width: 16px; height: 16px; font-size: 9.5px; padding: 0 4px; }
  body.sidebar-colapsado .sidebar__colapsar i{ transform: rotate(180deg); }
}

/* ---------- 5. ENCABEZADO SUPERIOR ---------- */
.main{ margin-left: var(--ancho-sidebar); min-height: 100vh; display: flex; flex-direction: column; transition: margin-left var(--transicion); min-width: 0; }

.topbar{
  position: sticky; top: 0; z-index: 30;
  height: var(--alto-topbar);
  display: flex; align-items: center; gap: 16px;
  padding: 0 28px;
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.topbar__menu-btn{ display: none; }
.topbar__title{ min-width: 0; }
.topbar__title h1{ font-size: 17px; font-weight: 650; white-space: nowrap; }
.topbar__title p{ font-size: 12.5px; color: var(--color-text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.topbar__search{
  position: relative; margin-left: auto;
  display: flex; align-items: center; gap: 10px;
  width: min(360px, 32vw); height: 38px; padding: 0 10px 0 12px;
  background: var(--color-surface-alt); border: 1px solid var(--color-border); border-radius: var(--radio-chico);
  color: var(--color-text-soft);
  transition: border-color var(--transicion), box-shadow var(--transicion), background var(--transicion);
}
.topbar__search:focus-within{ border-color: var(--color-primary); box-shadow: var(--anillo-foco); background: var(--color-surface); }
.topbar__search input{ flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--color-text); font-size: 13.5px; }
.topbar__search input::-webkit-search-cancel-button{ display: none; }

.topbar__actions{ display: flex; align-items: center; gap: 6px; }
.topbar__desplegable{ position: relative; }

.icon-btn{
  position: relative; width: 38px; height: 38px; flex: none;
  display: grid; place-items: center;
  border: 1px solid transparent; border-radius: var(--radio-chico);
  background: transparent; color: var(--color-text-muted); font-size: 15px;
  transition: background var(--transicion), color var(--transicion);
}
.icon-btn:hover{ background: var(--color-surface-hover); color: var(--color-text); }
.icon-btn__dot{ position: absolute; top: 8px; right: 9px; width: 8px; height: 8px; border-radius: 50%; background: #DC2626; box-shadow: 0 0 0 2px var(--color-surface); }

.topbar__user{
  display: flex; align-items: center; gap: 10px;
  margin-left: 6px; padding: 4px 10px 4px 4px;
  border: 1px solid var(--color-border); border-radius: 999px;
  background: var(--color-surface); text-align: left;
  transition: background var(--transicion);
}
.topbar__user:hover{ background: var(--color-surface-hover); }
.topbar__avatar{
  width: 30px; height: 30px; flex: none; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--color-primary); color: #fff; font-size: 11.5px; font-weight: 600;
}
.topbar__avatar--grande{ width: 44px; height: 44px; font-size: 15px; }
.topbar__user-text{ display: flex; flex-direction: column; line-height: 1.2; }
.topbar__user-text strong{ font-size: 12.5px; font-weight: 600; }
.topbar__user-text span{ font-size: 11px; color: var(--color-text-muted); }
.topbar__chevron{ font-size: 10px; color: var(--color-text-soft); }

.desplegable{
  position: absolute; top: calc(100% + 8px); right: 0; z-index: 50;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radio); box-shadow: var(--sombra-lg);
  animation: aparecer 160ms var(--transicion);
}
.desplegable__header{ display: flex; justify-content: space-between; align-items: center; padding: 14px 16px; border-bottom: 1px solid var(--color-border); }
.desplegable__header span{ color: var(--color-text-muted); font-size: 12px; }
.desplegable__pie{
  width: 100%; padding: 11px; border: 0; border-top: 1px solid var(--color-border);
  background: transparent; color: var(--color-primary-text); font-weight: 600; font-size: 12.5px;
  border-radius: 0 0 var(--radio) var(--radio);
}
.desplegable__pie:hover{ background: var(--color-surface-hover); }
.panel-notificaciones{ width: 360px; max-width: calc(100vw - 24px); }
.panel-notificaciones__lista{ max-height: 360px; overflow-y: auto; padding: 6px; }
.notificacion-item{ display: flex; gap: 12px; padding: 10px; border-radius: var(--radio-chico); }
.notificacion-item:hover{ background: var(--color-surface-hover); }
.notificacion-item strong{ font-size: 13px; display: block; font-weight: 600; }
.notificacion-item span{ font-size: 12px; color: var(--color-text-muted); }

.menu-usuario{ width: 240px; padding: 6px; }
.menu-usuario__cabecera{ display: flex; align-items: center; gap: 10px; padding: 8px 10px 12px; margin-bottom: 6px; border-bottom: 1px solid var(--color-border); }
.menu-usuario__cabecera strong{ display: block; font-size: 13px; }
.menu-usuario__cabecera span{ font-size: 12px; color: var(--color-text-muted); }

/* ---------- 6. LAYOUT, PANELES Y CUADRÍCULAS ---------- */
.content{ padding: 28px; flex: 1; width: 100%; max-width: 1480px; margin: 0 auto; }

.section{ display: none; flex-direction: column; gap: 20px; }
.section.is-active{ display: flex; animation: aparecer 220ms var(--transicion); }

.grid-2{ display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: start; }
.grid-dashboard{ display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 20px; align-items: start; }

.panel{
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radio);
  box-shadow: var(--sombra-sm);
  min-width: 0;
}
.panel__header{
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 16px 20px; border-bottom: 1px solid var(--color-border);
}
.panel__header h3{ font-size: 15px; font-weight: 650; display: flex; align-items: center; gap: 8px; }
.panel__subtitulo{ font-size: 12.5px; color: var(--color-text-muted); margin-top: 2px; }
.panel__header--wrap{ flex-wrap: wrap; }
.panel__header-acciones{ display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.panel__body{ padding: 20px; }
.panel__body--lista{ padding: 6px 20px; }
.panel__acciones-fila{ display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; align-items: center; }

.aviso{ display: flex; gap: 12px; padding: 12px 14px; border-radius: var(--radio-chico); font-size: 13px; margin-bottom: 18px; }
.aviso i{ margin-top: 2px; }
.aviso--info{ background: var(--color-primary-soft); color: var(--color-text); }
.aviso--info i{ color: var(--color-primary-text); }
.form__aviso{ margin: 16px 20px 0; }

/* ---------- 7. PANEL PRINCIPAL ---------- */
.bienvenida{
  display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap;
}
.bienvenida__fecha{ display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--color-text-muted); }
.bienvenida__fecha span{ display: inline-block; }
.bienvenida__fecha span::first-letter{ text-transform: uppercase; }
.bienvenida h2{ font-size: 24px; font-weight: 700; margin: 4px 0 2px; letter-spacing: -.025em; }
.bienvenida p{ color: var(--color-text-muted); }
.bienvenida__acciones{ display: flex; gap: 8px; flex-wrap: wrap; }

.kpi-grid{ display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.kpi{
  display: flex; align-items: flex-start; gap: 16px;
  padding: 20px; background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: var(--radio); box-shadow: var(--sombra-sm);
}
.kpi__icono{ width: 44px; height: 44px; flex: none; border-radius: 11px; display: grid; place-items: center; font-size: 17px; }
.kpi__icono--primario{ background: var(--color-primary-soft); color: var(--color-primary-text); }
.kpi__icono--acento{ background: var(--color-accent-soft); color: var(--color-accent); }
.kpi__icono--alerta{ background: var(--color-mantenimiento-bg); color: var(--color-mantenimiento); }
.kpi__datos{ display: flex; flex-direction: column; min-width: 0; }
.kpi__etiqueta{ font-size: 12.5px; color: var(--color-text-muted); font-weight: 500; }
.kpi__valor{ font-size: 26px; font-weight: 700; letter-spacing: -.03em; line-height: 1.25; font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi__detalle{ font-size: 12px; color: var(--color-text-soft); }

.estado-grid{ display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.estado-card{
  --tono: var(--color-text-muted); --tono-bg: var(--color-surface-alt);
  display: flex; flex-direction: column; gap: 10px; text-align: left;
  padding: 16px; border: 1px solid var(--color-border); border-radius: var(--radio);
  background: var(--color-surface); box-shadow: var(--sombra-sm);
  transition: border-color var(--transicion), transform var(--transicion), box-shadow var(--transicion);
}
.estado-card:hover{ border-color: var(--tono); transform: translateY(-2px); box-shadow: var(--sombra); }
.estado-card__top{ display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.estado-card__nombre{ display: flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 600; color: var(--color-text-muted); }
.estado-card__icono{ width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; background: var(--tono-bg); color: var(--tono); font-size: 12.5px; }
.estado-card__pct{ white-space: nowrap; font-size: 12px; color: var(--color-text-soft); font-variant-numeric: tabular-nums; }
.estado-card__valor{ font-size: 24px; font-weight: 700; letter-spacing: -.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.estado-card__barra{ height: 4px; border-radius: 999px; background: var(--color-surface-hover); overflow: hidden; }
.estado-card__barra span{ display: block; height: 100%; border-radius: 999px; background: var(--tono); transition: width 500ms var(--transicion); }
.estado-card--disponible{ --tono: var(--color-disponible); --tono-bg: var(--color-disponible-bg); }
.estado-card--en-uso{ --tono: var(--color-uso); --tono-bg: var(--color-uso-bg); }
.estado-card--en-mantenimiento{ --tono: var(--color-mantenimiento); --tono-bg: var(--color-mantenimiento-bg); }
.estado-card--danado{ --tono: var(--color-danado); --tono-bg: var(--color-danado-bg); }
.estado-card--dado-de-baja{ --tono: var(--color-baja); --tono-bg: var(--color-baja-bg); }

/* Gráfico de barras horizontales (HTML puro, sin librerías) */
.grafico-barras{ display: flex; flex-direction: column; gap: 4px; }
.barra-fila{
  display: grid; grid-template-columns: minmax(110px, 170px) minmax(0, 1fr) auto; align-items: center; gap: 12px;
  width: 100%; padding: 6px 8px; margin: 0 -8px; border: 0; border-radius: 6px; background: transparent; text-align: left;
}
.barra-fila:hover{ background: var(--color-surface-hover); }
.barra-fila__etiqueta{ font-size: 13px; color: var(--color-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.barra-fila__pista{ height: 10px; }
.barra-fila__relleno{ display: block; height: 100%; min-width: 3px; border-radius: 0 4px 4px 0; background: var(--color-primary); transition: width 500ms var(--transicion); }
[data-tema="oscuro"] .barra-fila__relleno{ background: #5B83C9; }
.barra-fila:hover .barra-fila__relleno{ background: var(--color-accent); }
.barra-fila__valor{ font-size: 12.5px; color: var(--color-text-muted); font-variant-numeric: tabular-nums; min-width: 34px; text-align: right; }

.segmentado{ display: inline-flex; padding: 3px; gap: 2px; border-radius: 8px; background: var(--color-surface-hover); flex: none; }
.segmentado__opcion{ border: 0; background: transparent; padding: 5px 10px; border-radius: 6px; font-size: 12px; font-weight: 500; color: var(--color-text-muted); }
.segmentado__opcion.is-active{ background: var(--color-surface); color: var(--color-text); box-shadow: var(--sombra-sm); }

/* Barra 100 % apilada de estados + leyenda */
.barra-apilada{ display: flex; gap: 2px; height: 14px; border-radius: 4px; overflow: hidden; margin: 4px 0 18px; }
.barra-apilada span{ display: block; height: 100%; transition: flex-grow 500ms var(--transicion); }
.leyenda-estados{ display: flex; flex-direction: column; }
.leyenda-estados li{ display: grid; grid-template-columns: auto 1fr auto auto; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--color-border); font-size: 13px; }
.leyenda-estados li:last-child{ border-bottom: 0; }
.leyenda-estados__punto{ width: 10px; height: 10px; border-radius: 3px; }
.leyenda-estados__cantidad{ font-weight: 600; font-variant-numeric: tabular-nums; }
.leyenda-estados__pct{ color: var(--color-text-soft); font-size: 12px; min-width: 42px; text-align: right; font-variant-numeric: tabular-nums; }
.tono-disponible{ background: var(--color-disponible); }
.tono-en-uso{ background: var(--color-uso); }
.tono-en-mantenimiento{ background: var(--color-mantenimiento); }
.tono-danado{ background: var(--color-danado); }
.tono-dado-de-baja{ background: var(--color-baja); }

/* Listas del panel */
.fila-lista{ display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--color-border); }
.fila-lista:last-child{ border-bottom: 0; }
button.fila-lista{ width: 100%; border-left: 0; border-right: 0; border-top: 0; background: transparent; text-align: left; }
button.fila-lista:hover .fila-lista__texto strong{ color: var(--color-primary-text); }
.fila-lista__icono{ width: 34px; height: 34px; flex: none; border-radius: 9px; display: grid; place-items: center; background: var(--color-primary-soft); color: var(--color-primary-text); font-size: 13px; }
.fila-lista__icono--alerta{ background: var(--color-mantenimiento-bg); color: var(--color-mantenimiento); }
.fila-lista__icono--vencido{ background: var(--color-danado-bg); color: var(--color-danado); }
.fila-lista__texto{ flex: 1; min-width: 0; }
.fila-lista__texto strong{ display: block; font-size: 13.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fila-lista__texto span{ font-size: 12px; color: var(--color-text-muted); }
.fila-lista__extra{ font-size: 12px; color: var(--color-text-muted); white-space: nowrap; }
.fila-lista__extra--vencido{ color: var(--color-danado); font-weight: 600; }

.linea-tiempo{ position: relative; }
.linea-tiempo li{ position: relative; display: flex; gap: 14px; padding-bottom: 16px; }
.linea-tiempo li:last-child{ padding-bottom: 0; }
.linea-tiempo li::before{ content: ""; position: absolute; left: 15px; top: 32px; bottom: 0; width: 1px; background: var(--color-border); }
.linea-tiempo li:last-child::before{ display: none; }
.linea-tiempo__icono{ width: 31px; height: 31px; flex: none; border-radius: 50%; display: grid; place-items: center; background: var(--color-surface-alt); border: 1px solid var(--color-border); color: var(--color-text-muted); font-size: 12px; }
.linea-tiempo__texto{ padding-top: 5px; min-width: 0; }
.linea-tiempo__texto p{ font-size: 13.5px; }
.linea-tiempo__texto time{ font-size: 12px; color: var(--color-text-soft); }

/* ---------- 8. TABLAS ---------- */
.toolbar{ display: flex; flex-wrap: wrap; gap: 10px; padding: 14px 20px; border-bottom: 1px solid var(--color-border); background: var(--color-surface-alt); }
.toolbar select{ flex: 1 1 160px; max-width: 220px; }
.campo-busqueda{
  flex: 2 1 260px; display: flex; align-items: center; gap: 10px;
  height: 38px; padding: 0 12px;
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radio-chico);
  color: var(--color-text-soft);
  transition: border-color var(--transicion), box-shadow var(--transicion);
}
.campo-busqueda:focus-within{ border-color: var(--color-primary); box-shadow: var(--anillo-foco); }
.campo-busqueda input{ flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--color-text); }
.campo-busqueda--compacto{ flex: 0 1 220px; height: 36px; }
.contador-filtros{ display: inline-grid; place-items: center; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 999px; background: var(--color-primary); color: #fff; font-size: 11px; }

.table-wrap{ overflow-x: auto; }
.table{ width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table thead th{
  position: sticky; top: 0;
  text-align: left; font-size: 11.5px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  color: var(--color-text-muted); background: var(--color-surface);
  padding: 11px 14px; border-bottom: 1px solid var(--color-border); white-space: nowrap;
}
.table thead th[data-orden]{ cursor: pointer; user-select: none; }
.table thead th[data-orden]:hover{ color: var(--color-text); }
.table thead th i{ font-size: 10px; margin-left: 4px; opacity: .45; }
.table thead th.is-ordenada{ color: var(--color-primary-text); }
.table thead th.is-ordenada i{ opacity: 1; }
.table tbody td{ padding: 12px 14px; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
.table tbody tr:last-child td{ border-bottom: 0; }
.table tbody tr{ transition: background var(--transicion); }
.table tbody tr:hover{ background: var(--color-surface-hover); }
.table .th-num, .table .celda-num{ text-align: right; font-variant-numeric: tabular-nums; }
.celda-codigo{ font-family: var(--font-codigo); font-size: 12px; color: var(--color-text-muted); white-space: nowrap; }
.celda-principal strong{ display: block; font-weight: 600; }
.celda-principal span{ font-size: 12px; color: var(--color-text-muted); }
.celda-doble strong{ display: block; font-weight: 500; }
.celda-doble span{ display: block; font-size: 12px; color: var(--color-text-muted); }
#tablaInventario .celda-principal{ min-width: 190px; }
#tablaInventario tbody td, #tablaInventario thead th{ padding-left: 12px; padding-right: 12px; }
.table .celda-num{ white-space: nowrap; }
.celda-traslado{ font-size: 13px; }
.celda-traslado i{ color: var(--color-text-soft); font-size: 10px; margin: 0 6px; }
.celda-nombre-enlace{ display: block; border: 0; background: none; padding: 0; text-align: left; font: inherit; color: inherit; }
.celda-nombre-enlace:hover strong{ color: var(--color-primary-text); text-decoration: underline; text-underline-offset: 2px; }
.th-check, .celda-check{ width: 44px; text-align: center; }
.celda-check input, .th-check input{
  appearance: none; margin: 0; cursor: pointer; width: 17px; height: 17px; vertical-align: middle;
  border: 1.5px solid var(--color-border-strong); border-radius: 5px; background: var(--color-surface);
  display: inline-grid; place-items: center; transition: background var(--transicion), border-color var(--transicion);
}
.celda-check input:hover, .th-check input:hover{ border-color: var(--color-primary); }
.celda-check input:checked, .th-check input:checked, .th-check input:indeterminate{ background: var(--color-primary); border-color: var(--color-primary); }
.celda-check input:checked::after, .th-check input:checked::after{ content: ""; width: 4px; height: 8px; border: solid #fff; border-width: 0 2px 2px 0; transform: translateY(-1px) rotate(45deg); }
.th-check input:indeterminate::after{ content: ""; width: 8px; height: 2px; background: #fff; }
.th-acciones{ width: 1%; }
tr.fila-seleccionada, tr.fila-seleccionada:hover{ background: var(--color-primary-soft); }

.acciones-tabla{ display: flex; gap: 4px; justify-content: flex-end; }
.accion-btn{
  width: 32px; height: 32px; display: grid; place-items: center;
  border: 1px solid transparent; border-radius: var(--radio-chico);
  background: transparent; color: var(--color-text-muted); font-size: 13px;
  transition: background var(--transicion), color var(--transicion), border-color var(--transicion);
}
.accion-btn:hover, .accion-btn[aria-expanded="true"]{ background: var(--color-surface); border-color: var(--color-border); color: var(--color-text); }
.accion-btn--peligro:hover{ background: var(--color-danado-bg); color: var(--color-danado); border-color: transparent; }

.barra-seleccion{
  display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 10px 20px; background: var(--color-primary-soft); color: var(--color-primary-text);
  font-size: 13px; font-weight: 600; border-bottom: 1px solid var(--color-border);
}
.barra-seleccion__acciones{ display: flex; gap: 8px; flex-wrap: wrap; }

.tabla-pie{ display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; padding: 12px 20px; border-top: 1px solid var(--color-border); font-size: 13px; color: var(--color-text-muted); }
.tabla-pie__por-pagina{ display: flex; align-items: center; gap: 8px; }
.tabla-pie__por-pagina select{ height: 32px; padding: 0 28px 0 10px; }
.paginacion{ display: flex; gap: 4px; align-items: center; }
.paginacion button{
  min-width: 32px; height: 32px; padding: 0 8px;
  border: 1px solid var(--color-border); border-radius: var(--radio-chico);
  background: var(--color-surface); color: var(--color-text); font-size: 13px; font-variant-numeric: tabular-nums;
}
.paginacion button:hover:not(:disabled){ background: var(--color-surface-hover); }
.paginacion button.is-active{ background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.paginacion button:disabled{ opacity: .45; cursor: default; }
.paginacion__puntos{ padding: 0 4px; color: var(--color-text-soft); }

.estado-vacio{ display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 48px 20px; text-align: center; color: var(--color-text-muted); }
.estado-vacio__icono{ width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; background: var(--color-surface-hover); color: var(--color-text-soft); font-size: 20px; margin-bottom: 6px; }
.estado-vacio strong{ color: var(--color-text); font-size: 14.5px; }
.estado-vacio p{ font-size: 13px; max-width: 340px; }
.estado-vacio .btn{ margin-top: 10px; }

/* ---------- 9. FORMULARIOS ---------- */
.form{ padding: 20px; }
.form__grid{ display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px 18px; }
.form__grid--1col{ grid-template-columns: minmax(0, 1fr); }
.form__grid--2col{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form__campo{ display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.form__campo--full{ grid-column: 1 / -1; }
.form__campo--2{ grid-column: span 2; }
.form__campo--angosto{ max-width: 260px; margin-bottom: 4px; }
.form__campo label{ font-size: 12.5px; font-weight: 600; color: var(--color-text); }
.form__campo small{ font-size: 12px; color: var(--color-text-soft); }
.form__error{ color: var(--color-danado) !important; font-size: 12px; min-height: 0; }
.form__error:empty{ display: none; }

input[type="text"], input[type="search"], input[type="number"], input[type="date"], input[type="password"], select, textarea{
  width: 100%; height: 40px; padding: 0 12px;
  border: 1px solid var(--color-border-strong); border-radius: var(--radio-chico);
  background: var(--color-surface); color: var(--color-text); font-size: 13.5px;
  transition: border-color var(--transicion), box-shadow var(--transicion);
  outline: none;
}
.campo-busqueda input, .topbar__search input{ height: auto; padding: 0; border: 0; box-shadow: none !important; }
textarea{ height: auto; padding: 10px 12px; resize: vertical; line-height: 1.5; }
select{
  appearance: none; padding-right: 34px; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237B879B' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
}
input:hover:not(:disabled), select:hover, textarea:hover{ border-color: var(--color-text-soft); }
input:focus, select:focus, textarea:focus{ border-color: var(--color-primary); box-shadow: var(--anillo-foco); }
input:disabled{ background: var(--color-surface-alt); color: var(--color-text-muted); cursor: not-allowed; }
.campo-invalido, .campo-invalido:hover{ border-color: var(--color-danado) !important; }
.campo-invalido:focus{ box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-danado) 18%, transparent) !important; }
.input-corto{ width: 90px !important; flex: none; }
.input-pin{ letter-spacing: .5em; font-family: var(--font-codigo); text-align: center; font-size: 18px !important; height: 46px !important; }

.input-icono, .input-prefijo{ position: relative; display: flex; align-items: center; }
.input-icono i{ position: absolute; left: 13px; color: var(--color-text-soft); font-size: 13px; pointer-events: none; }
.input-icono input{ padding-left: 38px; height: 44px; }
.input-prefijo span{ position: absolute; left: 12px; color: var(--color-text-soft); font-size: 13px; pointer-events: none; }
.input-prefijo input{ padding-left: 26px; }

.form-pagina .panel{ overflow: clip; }
.form__seccion{ padding: 22px 20px; border-bottom: 1px solid var(--color-border); }
.form__seccion legend{ float: left; width: 100%; display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 650; margin-bottom: 16px; }
.form__seccion legend + *{ clear: both; }
.form__seccion-num{ width: 24px; height: 24px; border-radius: 7px; display: grid; place-items: center; background: var(--color-primary-soft); color: var(--color-primary-text); font-size: 12px; font-weight: 700; }

.form__acciones{ display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; flex-wrap: wrap; }
.form__acciones--izquierda{ justify-content: flex-start; }
.form__acciones--fija{
  position: sticky; bottom: 0; z-index: 5; margin: 0; padding: 14px 20px;
  background: color-mix(in srgb, var(--color-surface) 92%, transparent); backdrop-filter: blur(8px);
  border-radius: 0 0 var(--radio) var(--radio);
}

.traslado{ display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 14px; align-items: stretch; margin: 16px 0; }
.traslado__lado{ display: flex; flex-direction: column; gap: 12px; padding: 16px; border-radius: var(--radio); background: var(--color-surface-alt); border: 1px solid var(--color-border); }
.traslado__lado--nuevo{ background: var(--color-primary-soft); border-color: transparent; }
.traslado__titulo{ font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--color-text-muted); }
.traslado__flecha{ display: grid; place-items: center; color: var(--color-text-soft); }
.traslado__flecha i{ width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; background: var(--color-surface); border: 1px solid var(--color-border); }

/* ---------- 10. BOTONES, ETIQUETAS Y CONTROLES ---------- */
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 38px; padding: 0 16px;
  border: 1px solid transparent; border-radius: var(--radio-chico);
  font-size: 13.5px; font-weight: 600; white-space: nowrap; line-height: 1;
  transition: background var(--transicion), border-color var(--transicion), color var(--transicion), box-shadow var(--transicion), transform 80ms;
}
.btn:active:not(:disabled){ transform: translateY(1px); }
.btn i{ font-size: 13px; }
.btn--sm{ height: 32px; padding: 0 12px; font-size: 12.5px; }
.btn--lg{ height: 46px; font-size: 14.5px; }
.btn--bloque{ width: 100%; }
.btn--primary{ background: var(--color-primary); color: #fff; box-shadow: 0 1px 2px rgba(15,27,45,.15), inset 0 1px 0 rgba(255,255,255,.1); }
.btn--primary:hover{ background: var(--color-primary-hover); }
.btn--ghost{ background: var(--color-surface); border-color: var(--color-border-strong); color: var(--color-text); }
.btn--ghost:hover{ background: var(--color-surface-hover); }
.btn--peligro{ background: var(--color-danado); color: #fff; }
[data-tema="oscuro"] .btn--peligro{ background: #B91C1C; }
.btn--peligro:hover{ filter: brightness(.92); }
.btn--peligro-suave{ background: var(--color-danado-bg); color: var(--color-danado); }
.btn--peligro-suave:hover{ background: var(--color-danado); color: #fff; }
.btn--texto{ height: 30px; padding: 0 8px; background: transparent; color: var(--color-primary-text); font-size: 12.5px; }
.btn--texto:hover{ background: var(--color-primary-soft); }
.btn:disabled{ opacity: .5; cursor: not-allowed; }

.etiqueta-estado{
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px 3px 8px; border-radius: 999px;
  font-size: 12px; font-weight: 600; white-space: nowrap;
}
.etiqueta-estado::before{ content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.etiqueta-estado--disponible{ background: var(--color-disponible-bg); color: var(--color-disponible); }
.etiqueta-estado--en-uso{ background: var(--color-uso-bg); color: var(--color-uso); }
.etiqueta-estado--en-mantenimiento{ background: var(--color-mantenimiento-bg); color: var(--color-mantenimiento); }
.etiqueta-estado--danado{ background: var(--color-danado-bg); color: var(--color-danado); }
.etiqueta-estado--dado-de-baja{ background: var(--color-baja-bg); color: var(--color-baja); }

.switch{ position: relative; display: inline-block; width: 42px; height: 24px; flex: none; }
.switch input{ position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; z-index: 1; }
.switch__slider{ position: absolute; inset: 0; background: var(--color-border-strong); border-radius: 999px; transition: background var(--transicion); }
.switch__slider::before{ content: ''; position: absolute; width: 18px; height: 18px; left: 3px; top: 3px; background: #fff; border-radius: 50%; box-shadow: 0 1px 2px rgba(0,0,0,.2); transition: transform var(--transicion); }
.switch input:checked + .switch__slider{ background: var(--color-primary); }
.switch input:checked + .switch__slider::before{ transform: translateX(18px); }
.switch input:focus-visible + .switch__slider{ box-shadow: var(--anillo-foco); }

.resumen-chips{ display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.chip-resumen{ display: flex; align-items: center; gap: 12px; padding: 14px 16px; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radio); box-shadow: var(--sombra-sm); }
.chip-resumen i{ width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; background: var(--color-primary-soft); color: var(--color-primary-text); flex: none; }
.chip-resumen strong{ display: block; font-size: 18px; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.2; }
.chip-resumen span{ font-size: 12px; color: var(--color-text-muted); }

/* ---------- 11. MODALES, MENÚ DE ACCIONES Y TOASTS ---------- */
.modal{
  position: fixed; inset: 0; z-index: 60;
  display: flex; align-items: center; justify-content: center; padding: 20px;
  background: rgba(8, 15, 28, .55); backdrop-filter: blur(3px);
  animation: aparecer-fondo 160ms ease;
}
#modalConfirmar{ z-index: 70; }
@keyframes aparecer-fondo{ from{ opacity: 0; } to{ opacity: 1; } }
.modal__contenido{
  width: 100%; max-height: calc(100vh - 40px);
  display: flex; flex-direction: column;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: 14px; box-shadow: var(--sombra-lg);
  animation: aparecer-modal 200ms var(--transicion);
}
.modal__contenido--angosto{ max-width: 460px; }
.modal__contenido--ancho{ max-width: 820px; }
@keyframes aparecer-modal{ from{ opacity: 0; transform: translateY(10px) scale(.98); } to{ opacity: 1; transform: none; } }
.modal__header{ flex: none; display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; padding: 18px 22px; border-bottom: 1px solid var(--color-border); }
.modal__header h3{ font-size: 16.5px; }
.modal__subtitulo{ font-size: 12.5px; color: var(--color-text-muted); margin-top: 3px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.modal__cerrar{ border: 0; background: transparent; color: var(--color-text-muted); font-size: 16px; width: 32px; height: 32px; flex: none; border-radius: 8px; }
.modal__cerrar:hover{ background: var(--color-surface-hover); color: var(--color-text); }
.modal__body{ padding: 20px 22px; overflow-y: auto; }
.modal__body .form__campo + .form__campo{ margin-top: 14px; }
.modal__texto{ margin-bottom: 14px; color: var(--color-text-muted); }
.modal__body--confirmar{ display: flex; gap: 16px; padding: 24px 22px 8px; }
.modal__body--confirmar h3{ font-size: 16px; margin-bottom: 6px; }
.modal__body--confirmar p{ color: var(--color-text-muted); font-size: 13.5px; }
.modal__icono{ width: 42px; height: 42px; flex: none; border-radius: 50%; display: grid; place-items: center; font-size: 16px; }
.modal__icono--peligro{ background: var(--color-danado-bg); color: var(--color-danado); }
.modal__icono--primario{ background: var(--color-primary-soft); color: var(--color-primary-text); }
.modal__footer{ flex: none; display: flex; justify-content: flex-end; gap: 10px; padding: 16px 22px; border-top: 1px solid var(--color-border); flex-wrap: wrap; }
.modal__body--confirmar + .modal__footer{ border-top: 0; }
.modal__footer-izq{ margin-right: auto; }
.modal__tabs{ display: flex; flex: none; gap: 20px; padding: 0 22px; border-bottom: 1px solid var(--color-border); overflow-x: auto; overflow-y: hidden; scrollbar-width: none; }
.modal__tab{ border: 0; background: transparent; padding: 12px 0; font-size: 13px; font-weight: 500; color: var(--color-text-muted); border-bottom: 2px solid transparent; white-space: nowrap; }
.modal__tab:hover{ color: var(--color-text); }
.modal__tab.is-active{ color: var(--color-primary-text); border-bottom-color: var(--color-primary-text); font-weight: 600; }
.modal__panel{ display: none; }
.modal__panel.is-active{ display: block; }

.ficha-datos{ display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 24px; margin: 0; }
.ficha-datos div{ display: flex; flex-direction: column; gap: 2px; padding: 11px 0; border-bottom: 1px solid var(--color-border); min-width: 0; }
.ficha-datos dt{ font-size: 11.5px; color: var(--color-text-muted); font-weight: 500; }
.ficha-datos dd{ margin: 0; font-size: 13.5px; font-weight: 500; overflow-wrap: anywhere; }
.ficha-observaciones{ margin-top: 16px; padding: 12px 14px; border-radius: var(--radio-chico); background: var(--color-surface-alt); font-size: 13px; color: var(--color-text-muted); }
.ficha-observaciones strong{ color: var(--color-text); }

.menu-acciones{
  position: fixed; z-index: 55; min-width: 220px; padding: 6px;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radio); box-shadow: var(--sombra-lg);
  animation: aparecer 140ms var(--transicion);
}
.menu-acciones__item{
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 8px 10px; border: 0; border-radius: 7px; background: transparent;
  font-size: 13px; text-align: left; color: var(--color-text);
}
.menu-acciones__item i{ width: 16px; text-align: center; color: var(--color-text-muted); font-size: 13px; }
.menu-acciones__item:hover, .menu-acciones__item:focus-visible{ background: var(--color-surface-hover); outline: none; }
.menu-acciones__item--peligro, .menu-acciones__item--peligro i{ color: var(--color-danado); }
.menu-acciones__item--peligro:hover{ background: var(--color-danado-bg); }
.menu-acciones__separador{ height: 1px; margin: 5px 4px; background: var(--color-border); }

.toasts{ position: fixed; bottom: 22px; right: 22px; display: flex; flex-direction: column; gap: 10px; z-index: 10000; pointer-events: none; }
.toast{
  pointer-events: auto;
  display: flex; gap: 12px; align-items: flex-start;
  width: 360px; max-width: calc(100vw - 32px); padding: 14px 16px;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radio); box-shadow: var(--sombra-lg);
  animation: entrar-toast 220ms var(--transicion);
  transition: opacity 200ms ease, transform 200ms ease;
}
.toast--saliendo{ opacity: 0; transform: translateX(12px); }
@keyframes entrar-toast{ from{ opacity: 0; transform: translateY(8px); } to{ opacity: 1; transform: none; } }
.toast i{ margin-top: 2px; font-size: 15px; }
.toast--exito i{ color: var(--color-disponible); }
.toast--error i{ color: var(--color-danado); }
.toast--aviso i{ color: var(--color-mantenimiento); }
.toast strong{ display: block; font-size: 13.5px; font-weight: 600; }
.toast span{ color: var(--color-text-muted); font-size: 12.5px; }

/* ---------- 12. UBICACIONES, REPORTES, CONFIGURACIÓN ---------- */
.tarjetas-ubicaciones{ display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.tarjeta-ubicacion{
  display: flex; flex-direction: column; gap: 10px; padding: 16px;
  border: 1px solid var(--color-border); border-radius: var(--radio); background: var(--color-surface);
  transition: border-color var(--transicion), box-shadow var(--transicion);
}
.tarjeta-ubicacion:hover{ border-color: var(--color-border-strong); box-shadow: var(--sombra); }
.tarjeta-ubicacion__top{ display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.tarjeta-ubicacion__icono{ width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: var(--color-accent-soft); color: var(--color-accent); }
.tarjeta-ubicacion h4{ font-size: 14.5px; font-weight: 650; }
.tarjeta-ubicacion p{ font-size: 12.5px; color: var(--color-text-muted); }
.tarjeta-ubicacion__contador{ font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px; background: var(--color-primary-soft); color: var(--color-primary-text); white-space: nowrap; }
.tarjeta-ubicacion__valor{ font-size: 12px; color: var(--color-text-soft); font-variant-numeric: tabular-nums; }
.tarjeta-ubicacion__acciones{ display: flex; gap: 6px; margin-top: auto; padding-top: 10px; border-top: 1px solid var(--color-border); }
.tarjeta-ubicacion__acciones .btn{ flex: 1; padding: 0 8px; }
.tarjeta-ubicacion__ver{ border: 0; background: none; padding: 0; font: inherit; text-align: left; color: inherit; }
.tarjeta-ubicacion__ver:hover h4{ color: var(--color-primary-text); text-decoration: underline; text-underline-offset: 2px; }

.reportes-grid{ display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.reporte-card{
  display: flex; flex-direction: column; align-items: flex-start; gap: 4px; padding: 16px;
  border: 1px solid var(--color-border); border-radius: var(--radio); background: var(--color-surface); text-align: left;
  transition: border-color var(--transicion), background var(--transicion), transform var(--transicion);
}
.reporte-card:hover{ border-color: var(--color-primary); transform: translateY(-2px); }
.reporte-card.is-active{ border-color: var(--color-primary); background: var(--color-primary-soft); }
.reporte-card__icono{ width: 36px; height: 36px; border-radius: 9px; display: grid; place-items: center; background: var(--color-accent-soft); color: var(--color-accent); margin-bottom: 8px; }
.reporte-card strong{ font-size: 13.5px; font-weight: 600; }
.reporte-card span:last-child{ font-size: 12px; color: var(--color-text-muted); }

.pestanas{ scrollbar-width: thin; display: flex; gap: 4px; padding: 4px; border-radius: var(--radio); background: var(--color-surface); border: 1px solid var(--color-border); overflow-x: auto; }
.pestanas__item{
  display: inline-flex; align-items: center; gap: 8px; flex: none;
  padding: 8px 14px; border: 0; border-radius: var(--radio-chico); background: transparent;
  font-size: 13px; font-weight: 500; color: var(--color-text-muted); white-space: nowrap;
}
.pestanas__item:hover{ color: var(--color-text); background: var(--color-surface-hover); }
.pestanas__item.is-active{ background: var(--color-primary-soft); color: var(--color-primary-text); font-weight: 600; }
.config-panel{ display: none; flex-direction: column; gap: 20px; }
.config-panel.is-active{ display: flex; animation: aparecer 200ms var(--transicion); }

.preferencia{ display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--color-border); }
.preferencia:first-child{ padding-top: 0; }
.preferencia:last-child{ border-bottom: 0; padding-bottom: 0; }
.preferencia strong{ font-size: 13.5px; display: block; font-weight: 600; }
.preferencia p{ font-size: 12.5px; color: var(--color-text-muted); margin-top: 2px; }

.lista-editable li{ display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--color-border); font-size: 13.5px; }
.lista-editable li:last-child{ border-bottom: 0; }
.lista-editable__uso{ font-size: 12px; color: var(--color-text-soft); margin-left: 8px; }
.lista-editable__acciones{ display: flex; gap: 2px; }

.sesion-actual{ display: flex; align-items: center; gap: 14px; }
.sesion-actual strong{ display: block; font-size: 15px; }
.sesion-actual span{ font-size: 13px; color: var(--color-text-muted); }
.sesion-actual > div > span{ display: block; }
.sesion-actual > div > span span{ display: inline; }
.matriz-permisos td:not(:first-child), .matriz-permisos th:not(:first-child){ text-align: center; }
.matriz-permisos .fa-check{ color: var(--color-disponible); }
.matriz-permisos .fa-minus{ color: var(--color-text-soft); }
.matriz-permisos__rol{ display: block; font-size: 11px; font-weight: 400; text-transform: none; letter-spacing: 0; color: var(--color-text-soft); max-width: 220px; white-space: normal; margin: 2px auto 0; }

.panel--peligro{ border-color: color-mix(in srgb, var(--color-danado) 30%, var(--color-border)); }
.panel--peligro .panel__header h3{ color: var(--color-danado); }
.zona-peligro__fila{ display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--color-border); }
.zona-peligro__fila:first-child{ padding-top: 0; }
.zona-peligro__fila:last-child{ border-bottom: 0; padding-bottom: 0; }
.zona-peligro__fila strong{ font-size: 13.5px; }
.zona-peligro__fila p{ font-size: 12.5px; color: var(--color-text-muted); }

/* ---------- 13. IMPRESIÓN ---------- */
.encabezado-impresion{ display: none; }

@media print{
  @page{ margin: 14mm; }
  body{ background: #fff; color: #000; font-size: 11px; }
  .sidebar, .sidebar__overlay, .topbar, .toasts, .menu-acciones, .modal, .pantalla-acceso,
  .section:not(#section-reportes), #section-reportes > .panel:first-child,
  .panel__header-acciones{ display: none !important; }
  .main{ margin: 0 !important; }
  .content{ padding: 0; max-width: none; }
  .section.is-active{ animation: none; }
  .panel{ border: 0; box-shadow: none; }
  .panel__header{ padding: 0 0 10px; border-bottom: 2px solid #000; }
  .encabezado-impresion{ display: block; font-size: 11px; color: #444; margin-bottom: 4px; }
  .table-wrap{ overflow: visible; }
  .table{ font-size: 10.5px; }
  .table thead th{ position: static; color: #000; border-bottom: 1px solid #000; padding: 6px 8px; }
  .table tbody td{ padding: 5px 8px; border-bottom: 1px solid #ccc; }
  .table tr{ break-inside: avoid; }
}

/* Etiquetas QR imprimibles: solo se muestran al imprimir con body.imprimiendo-etiquetas (ver js/etiquetas.js). */
.zona-impresion-etiquetas{ display: none; }
.etiquetas-grid{ display: flex; flex-wrap: wrap; gap: 4mm; padding: 8mm; }
.etiqueta-item{
  width: 64mm; min-height: 30mm; display: flex; align-items: center; gap: 3mm; padding: 3mm 4mm;
  border: 1px dashed #94A3B8; border-radius: 8px; background: #fff;
  page-break-inside: avoid; break-inside: avoid;
}
.etiqueta-item__qr{ flex-shrink: 0; width: 22mm; height: 22mm; }
.etiqueta-item__qr img, .etiqueta-item__qr canvas{ width: 100% !important; height: 100% !important; }
.etiqueta-item__info{ display: flex; flex-direction: column; gap: 1mm; min-width: 0; }
.etiqueta-item__colegio{ font-size: 8px; text-transform: uppercase; letter-spacing: .4px; color: #64748B; }
.etiqueta-item__codigo{ font-family: var(--font-codigo); font-size: 14px; color: #0F172A; }
.etiqueta-item__nombre{ font-size: 11px; font-weight: 600; color: #1E293B; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 34mm; }
.etiqueta-item__ubicacion{ font-size: 9px; color: #475569; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 34mm; }

@media print{
  body.imprimiendo-etiquetas .main{ display: none !important; }
  body.imprimiendo-etiquetas .zona-impresion-etiquetas{ display: block !important; }
}

/* ---------- 14. RESPONSIVE ---------- */
@media (max-width: 1100px){
  .estado-grid{ grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-dashboard{ grid-template-columns: minmax(0, 1fr); }
  .form__grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ficha-datos{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .resumen-chips{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 1024px){
  .sidebar{ transform: translateX(-100%); box-shadow: var(--sombra-lg); }
  body.sidebar-abierto .sidebar{ transform: translateX(0); }
  body.sidebar-abierto .sidebar__overlay{ display: block; }
  .sidebar__colapsar{ display: none; }
  .main{ margin-left: 0; }
  .topbar{ padding: 0 20px; }
  .topbar__menu-btn{ display: grid; }
  .content{ padding: 22px 20px; }
  .grid-2{ grid-template-columns: minmax(0, 1fr); }
  .kpi-grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pantalla-acceso{ grid-template-columns: minmax(0, 1fr); }
  .acceso__marca{ display: none; }
}

@media (max-width: 760px){
  body{ font-size: 14px; }
  .topbar{ gap: 10px; padding: 0 12px; }
  .topbar__title p, .topbar__user-text, .topbar__chevron, .topbar__search kbd{ display: none; }
  .topbar__title h1{ font-size: 16px; }
  .topbar__search{ display: none; }
  .topbar__actions{ margin-left: auto; }
  .topbar__user{ padding: 3px; margin-left: 0; }
  .content{ padding: 16px; }
  .section{ gap: 16px; }
  .bienvenida h2{ font-size: 20px; }
  .bienvenida__acciones{ width: 100%; }
  .bienvenida__acciones .btn{ flex: 1 1 auto; }
  .kpi-grid{ grid-template-columns: minmax(0, 1fr); }
  .kpi{ padding: 16px; }
  .estado-grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form__grid, .form__grid--2col{ grid-template-columns: minmax(0, 1fr); }
  .form__campo--2{ grid-column: auto; }
  .ficha-datos{ grid-template-columns: minmax(0, 1fr); }
  .panel__header{ padding: 14px 16px; }
  .panel__body{ padding: 16px; }
  .panel__body--lista{ padding: 4px 16px; }
  .panel__header-acciones{ width: 100%; }
  .panel__header-acciones .btn{ flex: 1 1 auto; }
  .campo-busqueda--compacto{ flex: 1 1 100%; }
  .toolbar{ padding: 12px 16px; }
  .toolbar select{ max-width: none; flex: 1 1 calc(50% - 5px); }
  .toolbar .btn{ flex: 1 1 100%; }
  .form, .form__seccion{ padding: 16px; }
  .traslado{ grid-template-columns: minmax(0, 1fr); }
  .traslado__flecha{ transform: rotate(90deg); }
  .barra-fila{ grid-template-columns: minmax(90px, 120px) minmax(0, 1fr) auto; gap: 8px; }
  .resumen-chips{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tabla-pie{ justify-content: center; }
  .zona-peligro__fila{ flex-direction: column; align-items: stretch; }
  .modal{ padding: 0; align-items: flex-end; }
  .modal__contenido{ max-height: 92vh; border-radius: 16px 16px 0 0; }
  .toasts{ left: 16px; right: 16px; bottom: 16px; }
  .toast{ width: auto; max-width: none; }

  /* Tablas → tarjetas apiladas */
  .table--responsive thead{ display: none; }
  .table--responsive, .table--responsive tbody, .table--responsive tr, .table--responsive td{ display: block; width: 100%; }
  .table--responsive tbody tr{ position: relative; padding: 12px 16px; border-bottom: 1px solid var(--color-border); }
  .table--responsive tbody tr:last-child{ border-bottom: 0; }
  .table--responsive tbody td{ display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 4px 0; border: 0; text-align: right; }
  .table--responsive tbody td::before{ content: attr(data-label); font-size: 12px; color: var(--color-text-muted); font-weight: 500; text-align: left; flex: none; }
  .table--responsive tbody td.celda-principal, .table--responsive tbody td[data-label=""]{ display: block; text-align: left; }
  .table--responsive tbody td.celda-principal::before, .table--responsive tbody td[data-label=""]::before{ display: none; }
  .table--responsive tbody td.celda-principal{ padding: 2px 0 6px; }
  .table--responsive tbody tr.fila-con-check td.celda-codigo, .table--responsive tbody tr:has(.celda-acciones) td:first-child:not(.celda-check){ justify-content: flex-start; min-height: 32px; padding-right: 96px; }
  .table--responsive tbody td.celda-codigo::before{ display: none; }
  .table--responsive tbody td.celda-check{ position: absolute; top: 18px; right: 88px; width: 20px; padding: 0; }
  .table--responsive tbody td.celda-acciones{ position: absolute; top: 10px; right: 12px; width: auto; padding: 0; }
  .table--responsive tbody td.celda-acciones::before, .table--responsive tbody td.celda-check::before{ display: none; }
}

@media (max-width: 420px){
  .estado-card{ padding: 12px; }
  .estado-card__valor{ font-size: 20px; }
  .toolbar select{ flex-basis: 100%; }
  .resumen-chips{ grid-template-columns: minmax(0, 1fr); }
}