/*
 * Sistema visual común del frontend.
 *
 * Los tokens de este archivo son la única fuente de colores, tipografía,
 * espaciado, radios y elevación para login, visor y administración. Las
 * páginas específicas pueden componer estos valores, pero no redefinir la
 * identidad Venus de forma independiente.
 */
:root {
  color-scheme: light;

  /* Tipografía local: no depende de servicios o CDN externos. */
  --font-family-sans: "Work Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --font-size-display: 2rem;
  --line-height-display: 1.2;
  --font-size-h1: 1.75rem;
  --line-height-h1: 1.25;
  --font-size-h2: 1.375rem;
  --line-height-h2: 1.3;
  --font-size-h3: 1.125rem;
  --line-height-h3: 1.35;
  --font-size-body-lg: 1.0625rem;
  --font-size-body: 1rem;
  --line-height-body: 1.5;
  --font-size-small: 0.875rem;
  --line-height-small: 1.45;
  --font-size-caption: 0.75rem;
  --line-height-caption: 1.4;

  /* Alias semánticos para componentes de visor y administración. */
  --font-size-xs: var(--font-size-caption);
  --font-size-sm: var(--font-size-small);
  --font-size-xl: var(--font-size-h2);
  --font-size-2xl: var(--font-size-h1);

  /* Identidad Venus. Brand 500 se reserva para acentos no textuales. */
  --color-brand-50: #f0f8fd;
  --color-brand-100: #dceffa;
  --color-brand-200: #b9dff3;
  --color-brand-500: #087fc3;
  --color-brand-600: #066aa3;
  --color-brand-700: #075783;
  --color-brand-800: #0a4565;
  --color-brand-050: var(--color-brand-50);
  --color-brand-900: var(--color-brand-800);

  /* Texto, bordes y superficies. */
  --color-ink-900: #102a43;
  --color-ink-700: #344054;
  --color-ink-600: #475467;
  --color-ink-500: #667085;
  --color-border: #d7e4ee;
  --color-border-strong: #afc4d4;
  --color-surface: #ffffff;
  --color-surface-soft: #f8fbfd;
  --color-page: #f3f8fc;
  --color-disabled-bg: #eef2f6;
  --color-disabled-text: #667085;
  --color-ink-strong: var(--color-ink-900);
  --color-ink-muted: var(--color-ink-500);
  --color-ink-inverse: var(--color-surface);
  --color-border-soft: var(--color-border);
  --color-surface-subtle: var(--color-surface-soft);

  /* Estados semánticos: cada color debe acompañarse de texto. */
  --color-success: #067647;
  --color-success-bg: #ecfdf3;
  --color-success-border: #abefc6;
  --color-warning: #b54708;
  --color-warning-bg: #fffaeb;
  --color-warning-border: #fedf89;
  --color-error: #b42318;
  --color-error-bg: #fef3f2;
  --color-error-border: #fecdca;
  --color-info: #175cd3;
  --color-info-bg: #eff8ff;
  --color-info-border: #b2ddff;
  --color-neutral: #344054;
  --color-neutral-bg: #f2f4f7;
  --color-neutral-border: #d0d5dd;
  --color-success-100: var(--color-success-bg);
  --color-success-700: var(--color-success);
  --color-warning-100: var(--color-warning-bg);
  --color-warning-800: var(--color-warning);
  --color-danger-100: var(--color-error-bg);
  --color-danger-700: var(--color-error);

  /* Escala de espaciado basada en incrementos de cuatro píxeles. */
  --space-0: 0;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-7: 1.75rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Bordes, radios y elevación. */
  --border-width: 1px;
  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.125rem;
  --radius-pill: 999px;
  --shadow-xs: 0 1px 2px rgb(16 42 67 / 6%);
  --shadow-sm: 0 4px 12px rgb(16 42 67 / 8%);
  --shadow-md: 0 12px 32px rgb(16 42 67 / 12%);
  --shadow-lg: 0 24px 56px rgb(16 42 67 / 16%);
  --shadow-xl: var(--shadow-lg);

  /* Dimensiones y movimiento comunes. */
  --control-height-compact: 2.25rem;
  --control-height: 2.75rem;
  --control-height-large: 3rem;
  --touch-target-min: 2.75rem;
  --content-max-width: 90rem;
  --reading-max-width: 45rem;
  --admin-navigation-width: 15rem;
  --transition-fast: 150ms ease;
  --transition-panel: 200ms ease;
  --focus-ring: 0 0 0 3px rgb(8 127 195 / 30%);

  /* Copias públicas optimizadas; los PNG originales permanecen en assets. */
  --asset-login-background: url("/images/venus/login-venus-v1.webp");
  --asset-app-background: url("/images/venus/fondo-venus-v1.webp");
  --asset-venus-logo: url("/images/venus/logo-venus-v1.webp");

  font-family: var(--font-family-sans);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

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

html {
  min-width: 20rem;
  background: var(--color-page);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--color-ink-900);
  background: var(--color-page);
  font-family: var(--font-family-sans);
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-body);
  -webkit-font-smoothing: antialiased;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a,
input,
select,
textarea,
[tabindex]:not([tabindex="-1"]) {
  outline-offset: 2px;
}

:focus-visible {
  outline: 2px solid var(--color-brand-600);
  box-shadow: var(--focus-ring);
}

::selection {
  color: var(--color-ink-900);
  background: var(--color-brand-200);
}

.app-shell {
  min-height: 100vh;
  color: var(--color-ink-900);
  background-color: var(--color-page);
}

.app-container {
  width: min(100% - (2 * var(--space-4)), var(--content-max-width));
  margin-inline: auto;
}

.app-card {
  color: var(--color-ink-900);
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.app-error {
  color: var(--color-error);
}

.app-visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Encabezado común de las áreas autenticadas. */
.app-auth-pending .app-auth-content {
  visibility: hidden;
}

.app-header {
  position: relative;
  z-index: 1000;
  color: var(--color-ink-900);
  background: var(--color-surface);
  border-bottom: var(--border-width) solid var(--color-border);
  box-shadow: var(--shadow-xs);
}

.app-header__bar {
  display: flex;
  width: min(100% - (2 * var(--space-4)), var(--content-max-width));
  min-height: 4.5rem;
  align-items: center;
  gap: var(--space-4);
  margin-inline: auto;
}

.app-header__brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  border-radius: var(--radius-sm);
}

.app-header__brand img {
  display: block;
  width: 10.5rem;
  height: auto;
}

.app-header__menu-button {
  display: none;
  width: var(--touch-target-min);
  height: var(--touch-target-min);
  align-items: center;
  justify-content: center;
  margin-left: auto;
  color: var(--color-brand-600);
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
}

.app-header__menu-icon,
.app-header__menu-icon::before,
.app-header__menu-icon::after {
  display: block;
  width: 1.25rem;
  height: 2px;
  content: "";
  background: currentColor;
  border-radius: var(--radius-pill);
}

.app-header__menu-icon {
  position: relative;
}

.app-header__menu-icon::before {
  position: absolute;
  top: -0.4rem;
}

.app-header__menu-icon::after {
  position: absolute;
  top: 0.4rem;
}

.app-header__navigation {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  gap: var(--space-2);
}

.app-header__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.app-header__link {
  display: inline-flex;
  min-height: var(--control-height);
  align-items: center;
  padding: 0 var(--space-3);
  color: var(--color-ink-700);
  border-radius: var(--radius-md);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.app-header__link:hover {
  color: var(--color-brand-700);
  background: var(--color-brand-50);
}

.app-header__link[aria-current="page"] {
  color: var(--color-brand-700);
  background: var(--color-brand-50);
  box-shadow: inset 0 -2px 0 var(--color-brand-600);
}

.app-header__context {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  margin-left: auto;
}

.app-header__entity,
.app-header__identity {
  display: grid;
  gap: 1px;
  min-width: 0;
}

/* Sin max-width: el bloque toma solo el ancho que necesita su contenido
   (no es flex-grow), así que nunca se recorta con puntos suspensivos en
   escritorio salvo que el encabezado realmente se quede sin espacio — caso
   que ya cubre el breakpoint de abajo (<64rem), donde pasan a una grilla de
   ancho completo. Antes, un max-width fijo (13-22rem) recortaba "correo ·
   rol" (p. ej. "antoniojoseescruceria@gmail.com · Superadministrador")
   incluso con espacio libre visible a la derecha, junto a los botones.
   overflow/ellipsis en .app-header__value se conserva como respaldo. */

.app-header__label {
  color: var(--color-ink-500);
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-caption);
}

.app-header__value {
  overflow: hidden;
  color: var(--color-ink-900);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-small);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-header__environment {
  display: inline-flex;
  min-height: 1.75rem;
  align-items: center;
  padding: 0 var(--space-2);
  color: var(--color-info);
  background: var(--color-info-bg);
  border: var(--border-width) solid var(--color-info-border);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-semibold);
  white-space: nowrap;
}

.app-header__logout {
  display: inline-flex;
  min-height: var(--control-height);
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-3);
  color: var(--color-brand-600);
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-brand-600);
  border-radius: var(--radius-md);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
}

.app-header__logout:hover:not(:disabled) {
  color: var(--color-surface);
  background: var(--color-brand-700);
  border-color: var(--color-brand-700);
}

.app-header__logout:disabled {
  color: var(--color-disabled-text);
  background: var(--color-disabled-bg);
  border-color: var(--color-neutral-border);
  cursor: not-allowed;
}

.app-header__status {
  width: min(100% - (2 * var(--space-4)), var(--content-max-width));
  margin: 0 auto;
  color: var(--color-error);
  font-size: var(--font-size-small);
}

.app-header__status:not(:empty) {
  padding: 0 0 var(--space-3);
}

@media (min-width: 48rem) {
  .app-container {
    width: min(100% - (2 * var(--space-6)), var(--content-max-width));
  }
}

@media (max-width: 63.999rem) {
  .app-header__bar {
    flex-wrap: wrap;
  }

  .app-header__menu-button {
    display: inline-flex;
  }

  .app-header__navigation {
    display: none;
    width: 100%;
    flex: 1 0 100%;
    align-items: stretch;
    padding: 0 0 var(--space-4);
  }

  .app-header__navigation.is-open {
    display: grid;
    gap: var(--space-4);
  }

  .app-header__links {
    display: grid;
    gap: var(--space-1);
  }

  .app-header__link {
    width: 100%;
  }

  .app-header__context {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
    margin: 0;
  }

  .app-header__entity,
  .app-header__identity {
    max-width: none;
  }

  .app-header__logout {
    width: 100%;
  }
}

@media (max-width: 35.999rem) {
  .app-header__brand img {
    width: 8.75rem;
  }

  .app-header__context {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 64rem) {
  .app-container {
    width: min(100% - (2 * var(--space-8)), var(--content-max-width));
  }
}

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