/* ============================================================
   OBSERVATORIO LATINOAMERICANO DE ACCESIBILIDAD — OLA
   CSS Global — basado en MANUAL-DE-MARCA-OLA v2.1
   ============================================================

   Paleta de colores (Manual §2.2):
   - Navy Digital  #1A237E  — color principal de marca
   - Blanco        #FFFFFF  — color base de fondo
   - Deep Slate    #2C3E50  — textos
   - Deep Teal     #004D40  — secundario
   - Energy Orange #E64A19  — acción / call to action

   Tipografías (Manual §3.2):
   - Montserrat         → títulos y encabezados (H1-H3)
   - Karla              → párrafos y textos largos
   - Atkinson Hyperlegible → énfasis, cifras, datos clave
   ============================================================ */

/* ─── Google Fonts ──────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&family=Karla:wght@400;500;700&family=Atkinson+Hyperlegible:wght@400;700&display=swap');

/* ─── Design Tokens ─────────────────────────────────────────── */
:root {
  /* Colores de marca */
  --color-navy:        #1A237E;
  --color-navy-dark:   #0f1757;
  --color-navy-light:  #2a3590;
  --color-teal:        #004D40;
  --color-teal-light:  #00695C;
  --color-orange:      #E64A19;
  --color-orange-dark: #BF360C;
  --color-slate:       #2C3E50;
  --color-white:       #FFFFFF;

  /* Colores funcionales */
  --color-text:        #2C3E50;
  --color-text-light:  #546e7a;
  --color-bg:          #F5F6FA;
  --color-bg-white:    #FFFFFF;
  --color-border:      #DDE1EF;
  --color-border-dark: #b0bac9;

  /* Tipografías */
  --font-heading: 'Montserrat', sans-serif;
  --font-body:    'Karla', sans-serif;
  --font-accent:  'Atkinson Hyperlegible', sans-serif;

  /* Tamaños tipográficos (Manual §4.2 mínimo 16px) */
  --text-xs:   0.75rem;   /* 12px */
  --text-sm:   0.875rem;  /* 14px */
  --text-base: 1rem;      /* 16px — mínimo WCAG/OLA */
  --text-lg:   1.125rem;  /* 18px */
  --text-xl:   1.25rem;   /* 20px */
  --text-2xl:  1.5rem;    /* 24px */
  --text-3xl:  1.875rem;  /* 30px */
  --text-4xl:  2.25rem;   /* 36px */

  /* Interlineado (Manual §4.2 mínimo 1.5) */
  --leading-base: 1.5;
  --leading-tight: 1.25;

  /* Espaciado */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;

  /* Radios */
  --radius-sm: 0.25rem;
  --radius:    0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-sm: 0 1px 3px rgba(26,35,126,0.08), 0 1px 2px rgba(26,35,126,0.04);
  --shadow-md: 0 4px 12px rgba(26,35,126,0.12), 0 2px 4px rgba(26,35,126,0.06);
  --shadow-lg: 0 10px 25px rgba(26,35,126,0.15), 0 4px 6px rgba(26,35,126,0.08);

  /* Transiciones */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;
}

/* ─── Reset & Base ──────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── Tipografía — Jerarquía (Manual §3.3) ───────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: var(--leading-tight);
  color: var(--color-navy);
  font-weight: 700;
}

h1 { font-size: var(--text-4xl); font-weight: 700; }  /* Montserrat Bold */
h2 { font-size: var(--text-3xl); font-weight: 600; }  /* Montserrat SemiBold */
h3 { font-size: var(--text-2xl); font-weight: 500; }  /* Montserrat Medium */
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-base);
  color: var(--color-text);
}

a {
  color: var(--color-navy);
  text-decoration: underline;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover {
  color: var(--color-teal);
  opacity: 0.85;
}

a:focus-visible {
  outline: 3px solid var(--color-orange);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Accesibilidad: skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius);
  font-family: var(--font-heading);
  font-weight: 600;
  z-index: 9999;
  text-decoration: none;
}

.skip-link:focus {
  top: var(--space-4);
}

/* ─── HEADER ────────────────────────────────────────────────── */
.site-header {
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 3px solid var(--color-navy);
}

/* Región del header: logo + menús en una sola barra */
.site-header .region--header,
.site-header .region--primary-menu,
.site-header .region--secondary-menu {
  display: flex;
  align-items: center;
}

.site-header {
  display: flex;
  align-items: center;
  padding: 0 var(--space-8);
  gap: var(--space-6);
  min-height: 72px;
}

/* ─── Branding / Logo ───────────────────────────────────────── */
.site-branding {
  flex-shrink: 0;
}

.site-branding__inner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.site-branding__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.site-branding__logo img {
  height: 48px;
  width: auto;
  display: block;
  border-radius: var(--radius-sm);
}

.site-branding__text {
  display: flex;
  flex-direction: column;
}

.site-branding__name {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.3;
  max-width: 220px;
}

.site-branding__name a {
  color: var(--color-navy);
  text-decoration: none;
}

.site-branding__name a:hover {
  color: var(--color-teal);
  opacity: 1;
}

/* Separador entre logo y nav */
.region--header {
  flex: 0 0 auto;
}

.region--primary-menu {
  flex: 1;
  justify-content: center;
}

.region--secondary-menu {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex: 0 0 auto;
  margin-left: auto;
}

/* ─── Navegación principal ──────────────────────────────────── */
.menu--main {
  display: flex;
  align-items: center;
}

.menu--main > ul {
  display: flex;
  list-style: none;
  gap: var(--space-1);
  padding: 0;
  margin: 0;
}

.menu--main > ul li a {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-slate);
  text-decoration: none;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  position: relative;
  white-space: nowrap;
}

.menu--main > ul li a:hover {
  background-color: rgba(26,35,126,0.07);
  color: var(--color-navy);
  opacity: 1;
}

.menu--main > ul li a.is-active,
.menu--main > ul li a[aria-current="page"] {
  color: var(--color-navy);
  font-weight: 700;
}

.menu--main > ul li a.is-active::after,
.menu--main > ul li a[aria-current="page"]::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: var(--space-4);
  right: var(--space-4);
  height: 2px;
  background-color: var(--color-orange);
  border-radius: var(--radius-full);
}

.menu--main > ul li a:focus-visible {
  outline: 3px solid var(--color-orange);
  outline-offset: 2px;
}

/* ─── Menú de cuenta / secundario ──────────────────────────── */
.menu--account > ul {
  display: flex;
  list-style: none;
  gap: var(--space-2);
  padding: 0;
  margin: 0;
}

.menu--account > ul li a {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-white);
  background-color: var(--color-navy);
  text-decoration: none;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  min-height: 44px; /* Manual §6.6 tamaño mínimo 44×44 */
}

.menu--account > ul li a:hover {
  background-color: var(--color-teal);
  color: var(--color-white);
  opacity: 1;
  transform: translateY(-1px);
}

.menu--account > ul li a:focus-visible {
  outline: 3px solid var(--color-orange);
  outline-offset: 2px;
  opacity: 1;
}

/* ─── Alternador de idioma ───────────────────────────────────── */
.language-switcher-language-url .block__content {
  display: flex;
}

.language-switcher-language-url ul.links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
}

.language-switcher-language-url ul.links li a {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-slate);
  text-decoration: none;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.language-switcher-language-url ul.links li a:hover {
  background-color: rgba(26, 35, 126, 0.07);
  color: var(--color-navy);
  opacity: 1;
}

.language-switcher-language-url ul.links li a.is-active {
  color: var(--color-white);
  background-color: var(--color-navy);
}

.language-switcher-language-url ul.links li a:focus-visible {
  outline: 3px solid var(--color-orange);
  outline-offset: 2px;
}

/* ─── HERO / Page Title ─────────────────────────────────────── */
.block-page-title-hero {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-dark) 40%, var(--color-teal) 100%);
  color: var(--color-white);
  padding: var(--space-12) var(--space-8);
  position: relative;
  overflow: hidden;
}

.block-page-title-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  pointer-events: none;
}

.block-page-title-hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: 5%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.08);
  pointer-events: none;
}

.block-page-title-hero h1 {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-white);
  margin: 0;
  text-shadow: 0 2px 8px rgba(0,0,0,0.2);
  position: relative;
  z-index: 1;
}

.block-page-title-hero h1 span {
  display: block;
}

/* Breadcrumb dentro del hero */
.page-title-hero nav ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  list-style: none;
  margin: 0 0 var(--space-3);
  padding: 0;
}

.page-title-hero nav ol li {
  display: flex;
  align-items: center;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.75);
}

/* Separador › entre ítems */
.page-title-hero nav ol li + li::before {
  content: '›';
  margin: 0 var(--space-2);
  color: rgba(255, 255, 255, 0.45);
  font-size: var(--text-base);
  line-height: 1;
}

.page-title-hero nav ol li a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-title-hero nav ol li a:hover {
  color: var(--color-white);
  opacity: 1;
}

/* Ítem actual (sin enlace) */
.page-title-hero nav ol li:last-child {
  color: rgba(255, 255, 255, 0.55);
  font-style: normal;
}


.page-title-hero__summary * {
  font-size: var(--text-base);
  color: var(--color-white);
}

.page-title-hero__summary p {
  max-width: 70ch;
}

/* ─── LAYOUT PRINCIPAL ──────────────────────────────────────── */
#main-wrapper {
  padding-bottom: var(--space-12);
}

.main-content__container {
  padding-top: var(--space-6);
}

/* ─── FORMULARIO DE FILTROS ─────────────────────────────────── */
.view-filters {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.views-exposed-form {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: flex-end;
}

/* Labels de formulario (Manual §6.6 — todos los campos con label visible) */
.views-exposed-form .form-item label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-slate);
  margin-bottom: var(--space-1);
}

/* Inputs de texto */
.views-exposed-form .form-text {
  display: block;
  width: 100%;
  min-width: 200px;
  height: 44px; /* mínimo 44px según Manual §6.6 */
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.views-exposed-form .form-text:hover {
  border-color: var(--color-border-dark);
}

.views-exposed-form .form-text:focus {
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px rgba(26,35,126,0.15);
}

/* Selects */
.views-exposed-form .form-select {
  display: block;
  width: 100%;
  min-width: 160px;
  height: 44px;
  padding: var(--space-2) var(--space-8) var(--space-2) var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-white);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%232C3E50' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.views-exposed-form .form-select:hover {
  border-color: var(--color-border-dark);
}

.views-exposed-form .form-select:focus {
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px rgba(26,35,126,0.15);
}

/* Botones del formulario (Manual §6.6 — tamaño mínimo 44×44) */
.views-exposed-form .form-actions {
  display: flex;
  gap: var(--space-3);
  align-items: flex-end;
}

.views-exposed-form .button,
.views-exposed-form input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: var(--space-2) var(--space-6);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-white);
  background-color: var(--color-navy);
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
}

.views-exposed-form .button:hover,
.views-exposed-form input[type="submit"]:hover {
  background-color: var(--color-navy-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.views-exposed-form .button:focus-visible,
.views-exposed-form input[type="submit"]:focus-visible {
  outline: 3px solid var(--color-orange);
  outline-offset: 2px;
}

.views-exposed-form .button:active,
.views-exposed-form input[type="submit"]:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Región del hero (contiene page title + contenido del nodo) */
.block-page-title-hero {
  margin-bottom: var(--space-6);
}

/* ─── Barra de redes sociales (región "social", sitewide) ──── */
.social-bar:empty {
  display: none;
}

.social-bar {
  background-color: var(--color-bg-white);
  border-top: 1px solid var(--color-border);
}

.social-bar nav.block-menu {
  max-width: 80rem;
  margin-inline: auto;
  padding: var(--space-4) var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.social-bar nav.block-menu > h2 {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-slate);
  margin: 0;
}

.menu--social-media > ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.menu--social-media > ul li a {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-navy);
  text-decoration: none;
  padding: var(--space-2) var(--space-4);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.menu--social-media > ul li a:hover {
  border-color: var(--color-navy);
  background-color: rgba(26, 35, 126, 0.06);
  opacity: 1;
}

/* ─── FOOTER ────────────────────────────────────────────────── */
.site-footer {
  background-color: var(--color-navy);
  color: rgba(255,255,255,0.85);
  padding: var(--space-8) 0;
  margin-top: var(--space-12);
}

.site-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-6);
}

/* ─── Accesibilidad — visually-hidden (Manual §4) ───────────── */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.visually-hidden.focusable:focus {
  position: static;
  width: auto;
  height: auto;
  padding: var(--space-2) var(--space-4);
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* ─── Mensajes Drupal ───────────────────────────────────────── */
.messages {
  padding: var(--space-4);
  border-radius: var(--radius);
  margin-bottom: var(--space-4);
  font-family: var(--font-body);
}

/* ─── Responsive ────────────────────────────────────────────── */
@media (max-width: 64rem) {
  .site-header {
    flex-wrap: wrap;
    padding: var(--space-3) var(--space-4);
    gap: var(--space-3);
  }

  .region--primary-menu {
    order: 3;
    flex-basis: 100%;
    justify-content: flex-start;
  }

  .menu--main > ul {
    gap: 0;
    flex-wrap: wrap;
  }

  .block-page-title-hero {
    padding: var(--space-8) var(--space-4);
  }

  .block-page-title-hero h1 {
    font-size: var(--text-3xl);
  }

  .views-exposed-form {
    flex-direction: column;
  }

  .views-exposed-form .form-text,
  .views-exposed-form .form-select {
    min-width: 100%;
  }
}

@media (max-width: 40rem) {
  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }

  .site-branding__name {
    display: none;
  }
}