/**
 * SIAM — design system base
 * Tokens de marca institucional (cielo, tipografía, shell, cards, tablas, formularios).
 */

@import url("./fonts.css");
@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@500;600&display=swap");

:root {
  /* Marca / color — cielo institucional SIAM */
  --siam-color-primary: #0b5f8a;
  --siam-color-primary-dark: #074466;
  --siam-color-primary-light: #2a7eab;
  --siam-color-secondary: #5a9ec0;
  --siam-color-accent: #2f8f5b;
  --siam-color-accent-soft: #e8f5ee;
  --siam-color-riego: #b85c5c;
  --siam-color-riego-soft: #fceeee;

  --siam-color-bg: #eaf3f8;
  --siam-color-bg-soft: #f5fafc;
  --siam-color-surface: #ffffff;
  --siam-color-border: #c8d7e3;
  --siam-color-border-light: #dde8f0;

  --siam-color-text: #1c2b36;
  --siam-color-text-muted: #5b6b78;
  --siam-color-text-inverse: #ffffff;
  --siam-color-link: #0b5f8a;
  --siam-color-link-hover: #074466;

  --siam-color-success: #2e7d32;
  --siam-color-warning: #ed6c02;
  --siam-color-error: #c62828;
  --siam-color-focus: #2a7eab;

  /* Tipografía — Inter (sans-serif) en UI y titulares, para coherencia */
  --siam-font-family: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --siam-font-family-display: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --siam-font-family-mono: "IBM Plex Mono", "Consolas", "Courier New", monospace;
  --siam-font-size-xs: 0.75rem;
  --siam-font-size-sm: 0.875rem;
  --siam-font-size-base: 1rem;
  --siam-font-size-md: 1.125rem;
  --siam-font-size-lg: 1.375rem;
  --siam-font-size-xl: 1.75rem;
  --siam-font-size-2xl: 2.25rem;
  --siam-font-weight-regular: 400;
  --siam-font-weight-medium: 500;
  --siam-font-weight-semibold: 600;
  --siam-font-weight-bold: 700;
  --siam-line-height: 1.55;
  --siam-line-height-tight: 1.25;

  /* Espaciado */
  --siam-space-1: 0.25rem;
  --siam-space-2: 0.5rem;
  --siam-space-3: 0.75rem;
  --siam-space-4: 1rem;
  --siam-space-5: 1.5rem;
  --siam-space-6: 2rem;
  --siam-space-7: 2.5rem;
  --siam-space-8: 3rem;

  /* Layout */
  --siam-header-height: 4.5rem;
  --siam-nav-height: 2.75rem;
  --siam-submenu-height: 2.5rem;
  --siam-max-width: 1180px;
  --siam-footer-blue: #1f6f9f;
  --siam-radius: 6px;
  --siam-radius-lg: 12px;
  --siam-shadow: 0 1px 2px rgba(12, 55, 80, 0.05), 0 4px 14px rgba(12, 55, 80, 0.06);
  --siam-shadow-md: 0 2px 6px rgba(12, 55, 80, 0.07), 0 8px 22px rgba(12, 55, 80, 0.08);
  --siam-z-header: 1000;
  --siam-z-drawer: 1100;
  --siam-z-overlay: 1050;
  --siam-transition: 0.2s ease;

  /* Breakpoints (referencia; media queries usan valores literales) */
  --siam-bp-mobile: 320px;
  --siam-bp-tablet: 768px;
  --siam-bp-desktop: 1024px;
}

/* ——— Reset / base ——— */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: var(--siam-font-family);
  font-size: var(--siam-font-size-base);
  font-weight: var(--siam-font-weight-regular);
  line-height: var(--siam-line-height);
  color: var(--siam-color-text);
  background: var(--siam-color-bg);
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--siam-color-link);
  text-decoration: none;
}

a:hover {
  color: var(--siam-color-link-hover);
  text-decoration: underline;
}

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

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--siam-space-4);
  font-family: var(--siam-font-family-display);
  font-weight: var(--siam-font-weight-semibold);
  line-height: var(--siam-line-height-tight);
  color: var(--siam-color-primary-dark);
}

h1 { font-size: var(--siam-font-size-2xl); }
h2 { font-size: var(--siam-font-size-xl); }
h3 { font-size: var(--siam-font-size-lg); }
h4 { font-size: var(--siam-font-size-md); }

p {
  margin: 0 0 var(--siam-space-4);
}

/* ——— Layout shell ——— */
.siam-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

#siam-main,
.siam-main {
  flex: 1;
  width: 100%;
  max-width: var(--siam-max-width);
  margin: 0 auto;
  padding: var(--siam-space-5) var(--siam-space-4);
}

.siam-main--inset {
  max-width: none;
  margin: 0;
  padding: 0;
  min-width: 0;
}

.siam-container {
  width: 100%;
  max-width: var(--siam-max-width);
  margin: 0 auto;
  padding: 0 var(--siam-space-4);
}

/* ——— Header ——— */
.siam-header {
  position: sticky;
  top: 0;
  z-index: var(--siam-z-header);
  background: #ffffff;
  border-bottom: 1px solid var(--siam-color-border-light);
}

.siam-header__bar {
  background: #ffffff;
}

.siam-header__inner {
  display: flex;
  align-items: center;
  gap: var(--siam-space-4);
  max-width: var(--siam-max-width);
  min-height: var(--siam-header-height);
  margin: 0 auto;
  padding: 0.65rem var(--siam-space-4);
}

/* Enlace «Volver al mapa» sobre las pestañas y en páginas sueltas. */
.siam-catalog__back {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  justify-self: start;
  margin-bottom: 0.6rem;
  padding: 0.25rem 0.5rem 0.25rem 0.2rem;
  border-radius: var(--siam-radius);
  color: var(--siam-footer-blue, #1f6f9f);
  font-size: var(--siam-font-size-sm);
  font-weight: var(--siam-font-weight-semibold);
  text-decoration: none;
}

.siam-catalog__back svg {
  width: 1.1rem;
  height: 1.1rem;
}

.siam-catalog__back:hover {
  background: rgba(31, 111, 159, 0.1);
  color: var(--siam-color-primary-dark);
  text-decoration: none;
}

/* Logos de instituciones en la cabecera: repartidos por todo el ancho, en escritorio y en móvil. */
.siam-partners {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--siam-space-4);
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.siam-partners__item {
  display: flex;
  flex: 0 1 auto;
  min-width: 0;
}

.siam-partners__link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.siam-partners__logo {
  display: block;
  width: auto;
  max-width: 100%;
  object-fit: contain;
}

.siam-partners__logo--siam {
  height: 2.6rem;
}

.siam-partners__logo--imida {
  height: 2rem;
}

.siam-partners__logo--murcia {
  height: 2.5rem;
}

.siam-partners__logo--eu {
  height: 1.9rem;
}

@media (max-width: 767px) {
  .siam-header__inner {
    min-height: 3.5rem;
    padding-inline: var(--siam-space-4);
  }

  /* Los cuatro logos caben siempre: su alto crece con el ancho de la pantalla. */
  .siam-partners {
    gap: 0.5rem;
  }

  .siam-partners__logo--siam {
    height: clamp(1.5rem, 7vw, 2.4rem);
  }

  .siam-partners__logo--imida {
    height: clamp(1.15rem, 5.4vw, 1.9rem);
  }

  .siam-partners__logo--murcia {
    height: clamp(1.4rem, 6.6vw, 2.3rem);
  }

  .siam-partners__logo--eu {
    height: clamp(1.1rem, 5vw, 1.7rem);
  }
}

.siam-header__actions {
  display: none;
  align-items: center;
  gap: var(--siam-space-3);
  flex-shrink: 0;
}

.siam-header__actions--always {
  display: inline-flex;
  margin-left: auto;
}

.siam-header__lang {
  color: var(--siam-color-text-muted);
  font-size: var(--siam-font-size-sm);
  font-weight: var(--siam-font-weight-medium);
}

.siam-header__contacto {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  border-radius: 999px;
  background: var(--siam-footer-blue);
  color: #ffffff;
  font-size: var(--siam-font-size-sm);
  font-weight: var(--siam-font-weight-semibold);
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--siam-transition);
}

.siam-header__contacto:hover {
  background: var(--siam-color-primary-dark);
  color: #ffffff;
  text-decoration: none;
}

.siam-header__contacto-icon {
  display: inline-block;
  width: 0.85rem;
  height: 0.85rem;
  border: 1.5px solid currentColor;
  border-radius: 2px;
  position: relative;
}

.siam-header__contacto-icon::after {
  content: "";
  position: absolute;
  top: -0.2rem;
  right: -0.2rem;
  width: 0.35rem;
  height: 0.35rem;
  border-top: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
}

.siam-header__menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid var(--siam-color-border);
  border-radius: var(--siam-radius);
  background: #ffffff;
  color: var(--siam-color-primary);
  cursor: pointer;
}

.siam-header__menu-toggle-bars {
  display: block;
  width: 1.25rem;
  height: 2px;
  background: currentColor;
  box-shadow: 0 -6px 0 currentColor, 0 6px 0 currentColor;
}

/* ——— Nav principal (barra blanca) ——— */
.siam-nav {
  background: transparent;
  color: var(--siam-color-primary);
}

.siam-nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.siam-nav__link {
  display: block;
  padding: 0.55rem 0.85rem;
  color: var(--siam-footer-blue);
  font-size: var(--siam-font-size-sm);
  font-weight: var(--siam-font-weight-medium);
  text-decoration: none;
  white-space: nowrap;
  border-radius: var(--siam-radius);
  transition: color var(--siam-transition), background var(--siam-transition);
}

.siam-nav__link:hover {
  background: var(--siam-color-bg-soft);
  color: var(--siam-color-primary-dark);
  text-decoration: none;
}

.siam-nav__link.is-active {
  color: var(--siam-color-primary-dark);
  font-weight: var(--siam-font-weight-semibold);
  background: #e8f2f8;
}

/* ——— Submenú ——— */
.siam-submenu {
  background: var(--siam-color-primary-light);
  border-bottom: 1px solid var(--siam-color-primary-dark);
}

.siam-submenu[hidden] {
  display: none;
}

.siam-submenu__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.siam-submenu__link {
  display: block;
  padding: 0.65rem var(--siam-space-4);
  color: var(--siam-color-text-inverse);
  font-size: var(--siam-font-size-sm);
  text-decoration: none;
  opacity: 0.92;
}

.siam-submenu__link:hover {
  background: rgba(0, 0, 0, 0.12);
  color: var(--siam-color-text-inverse);
  text-decoration: none;
  opacity: 1;
}

.siam-submenu__link.is-active {
  background: rgba(0, 0, 0, 0.18);
  font-weight: var(--siam-font-weight-semibold);
  opacity: 1;
}

/* ——— Breadcrumbs ——— */
.siam-breadcrumbs-bar {
  margin-bottom: var(--siam-space-4);
}

.siam-breadcrumbs {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--siam-space-2);
  font-size: var(--siam-font-size-sm);
  color: var(--siam-color-text-muted);
}

.siam-breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: var(--siam-space-2);
  color: var(--siam-color-border);
}

.siam-breadcrumbs a {
  color: var(--siam-color-link);
}

/* ——— Páginas interiores: migas + menú lateral ——— */
.siam-interior {
  flex: 1;
  width: 100%;
  max-width: var(--siam-max-width);
  margin: 0 auto;
  padding: var(--siam-space-4) var(--siam-space-4) var(--siam-space-8);
}

.siam-interior__grid {
  display: grid;
  gap: var(--siam-space-5);
  align-items: start;
}

.siam-sidebar {
  background: var(--siam-color-surface);
  border: 1px solid var(--siam-color-border-light);
  border-radius: var(--siam-radius-lg);
  box-shadow: var(--siam-shadow);
  overflow: hidden;
}

.siam-sidebar__title {
  margin: 0;
  padding: 0.7rem 1rem;
  background: var(--siam-color-primary);
  color: var(--siam-color-text-inverse);
  font-family: var(--siam-font-family);
  font-size: var(--siam-font-size-sm);
  font-weight: var(--siam-font-weight-semibold);
}

.siam-sidebar__list {
  list-style: none;
  margin: 0;
  padding: var(--siam-space-2) var(--siam-space-2) var(--siam-space-3);
  display: grid;
  gap: 0.1rem;
}

.siam-sidebar__list--nested {
  margin: 0 0 0.2rem 0.7rem;
  padding: 0.1rem 0 0.15rem 0.65rem;
  border-left: 1px solid var(--siam-color-border-light);
  gap: 0;
}

.siam-sidebar__link {
  display: block;
  padding: 0.38rem 0.45rem;
  border-radius: var(--siam-radius);
  color: var(--siam-color-primary);
  font-size: var(--siam-font-size-sm);
  font-weight: var(--siam-font-weight-medium);
  line-height: 1.35;
  text-decoration: none;
}

.siam-sidebar__link.is-parent {
  color: var(--siam-color-primary-dark);
  font-weight: var(--siam-font-weight-semibold);
}

.siam-sidebar__link:hover {
  background: var(--siam-color-bg-soft);
  color: var(--siam-color-primary-dark);
  text-decoration: none;
}

.siam-sidebar__link.is-active {
  background: #e5f1f8;
  color: var(--siam-color-primary-dark);
  font-weight: var(--siam-font-weight-semibold);
}

body.siam-page--interior #siam-main nav[aria-label="Migas de pan"] {
  display: none;
}

/* ——— Overlay / drawer móvil ——— */
.siam-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: var(--siam-z-overlay);
  background: rgba(0, 0, 0, 0.45);
}

.siam-nav-overlay.is-open {
  display: block;
}

body.siam-nav-open {
  overflow: hidden;
}

/* ——— Footer ——— */
.siam-footer {
  margin-top: auto;
  background: #ffffff;
  color: var(--siam-color-text-inverse);
  font-size: var(--siam-font-size-sm);
}

.siam-footer__about {
  display: grid;
  gap: var(--siam-space-2);
  justify-items: start;
}

.siam-footer__link {
  color: var(--siam-color-text-inverse);
  font-weight: var(--siam-font-weight-semibold);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.siam-footer__link:hover {
  color: var(--siam-color-text-inverse);
  text-decoration-thickness: 2px;
}

.siam-footer__bar {
  background: var(--siam-footer-blue);
}

.siam-footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--siam-space-4);
  max-width: var(--siam-max-width);
  margin: 0 auto;
  padding: var(--siam-space-6) var(--siam-space-4);
}

.siam-footer__brand {
  margin: 0;
  color: #ffffff;
  font-family: var(--siam-font-family);
  font-size: var(--siam-font-size-base);
  font-weight: var(--siam-font-weight-semibold);
  line-height: 1.35;
  max-width: 28rem;
}

.siam-footer__contact {
  display: grid;
  gap: 0.2rem;
  margin: 0;
  font-style: normal;
  color: rgba(255, 255, 255, 0.95);
  font-size: var(--siam-font-size-sm);
  line-height: 1.45;
}

.siam-footer__contact a {
  color: #ffffff;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.siam-footer__contact a:hover {
  color: #e8f4fb;
}

/* ——— Componentes: card ——— */
.siam-card {
  background: var(--siam-color-surface);
  border: 1px solid var(--siam-color-border-light);
  border-radius: var(--siam-radius-lg);
  box-shadow: var(--siam-shadow);
  padding: var(--siam-space-5);
}

.siam-card + .siam-card {
  margin-top: var(--siam-space-4);
}

.siam-card__title {
  margin: 0 0 var(--siam-space-3);
  font-size: var(--siam-font-size-md);
  color: var(--siam-color-primary);
}

.siam-card__body {
  color: var(--siam-color-text);
}

.siam-card--accent {
  border-left: 4px solid var(--siam-color-accent);
  background: var(--siam-color-accent-soft);
}

.siam-card--riego {
  border-left: 4px solid var(--siam-color-riego);
  background: var(--siam-color-riego-soft);
}

/* ——— Componentes: botón ——— */
.siam-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--siam-space-2);
  min-height: 2.5rem;
  padding: 0.5rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--siam-radius);
  background: var(--siam-color-primary);
  color: var(--siam-color-text-inverse);
  font-family: inherit;
  font-size: var(--siam-font-size-sm);
  font-weight: var(--siam-font-weight-semibold);
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--siam-transition), border-color var(--siam-transition), color var(--siam-transition);
}

.siam-btn:hover {
  background: var(--siam-color-primary-dark);
  color: var(--siam-color-text-inverse);
  text-decoration: none;
}

.siam-btn:disabled,
.siam-btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
}

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

.siam-btn--secondary:hover {
  background: var(--siam-color-primary);
  color: var(--siam-color-text-inverse);
}

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

.siam-btn--ghost:hover {
  background: var(--siam-color-border-light);
  color: var(--siam-color-primary-dark);
}

.siam-btn--small {
  min-height: 2rem;
  padding: 0.25rem 0.75rem;
  font-size: var(--siam-font-size-xs);
}

.siam-btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--siam-space-3);
}

/* ——— Componentes: tabla ——— */
.siam-table-wrap {
  /* a11y: contiene los textos ocultos (.siam-sr-only) de las celdas para que no
     desborden la página a 320 px (WCAG 1.4.10). */
  position: relative;
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--siam-color-border);
  border-radius: var(--siam-radius);
  background: var(--siam-color-surface);
}

.siam-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--siam-font-size-sm);
}

.siam-table th,
.siam-table td {
  padding: 0.65rem 0.85rem;
  text-align: left;
  border-bottom: 1px solid var(--siam-color-border-light);
  vertical-align: top;
}

.siam-table thead th {
  background: var(--siam-color-primary);
  color: var(--siam-color-text-inverse);
  font-weight: var(--siam-font-weight-semibold);
  white-space: nowrap;
  border-bottom: none;
}

.siam-table tbody tr:nth-child(even) {
  background: #f7f9fb;
}

.siam-table tbody tr:hover {
  background: #eef5fa;
}

.siam-table caption {
  caption-side: top;
  padding: var(--siam-space-3);
  text-align: left;
  font-weight: var(--siam-font-weight-semibold);
  color: var(--siam-color-primary-dark);
}

/* ——— Componentes: formulario ——— */
.siam-form {
  display: grid;
  gap: var(--siam-space-4);
}

.siam-form__row {
  display: grid;
  gap: var(--siam-space-4);
}

.siam-form__field {
  display: flex;
  flex-direction: column;
  gap: var(--siam-space-2);
}

.siam-form label {
  font-size: var(--siam-font-size-sm);
  font-weight: var(--siam-font-weight-medium);
  color: var(--siam-color-text);
}

.siam-form input[type="text"],
.siam-form input[type="search"],
.siam-form input[type="number"],
.siam-form input[type="email"],
.siam-form input[type="date"],
.siam-form input[type="datetime-local"],
.siam-form select,
.siam-form textarea {
  width: 100%;
  min-height: 2.5rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--siam-color-border);
  border-radius: var(--siam-radius);
  background: var(--siam-color-surface);
  color: var(--siam-color-text);
  font-family: inherit;
  font-size: var(--siam-font-size-sm);
}

.siam-form textarea {
  min-height: 6rem;
  resize: vertical;
}

.siam-form input:focus,
.siam-form select:focus,
.siam-form textarea:focus {
  border-color: var(--siam-color-focus);
  box-shadow: 0 0 0 3px rgba(26, 122, 184, 0.2);
  outline: none;
}

.siam-form__hint {
  margin: 0;
  font-size: var(--siam-font-size-xs);
  color: var(--siam-color-text-muted);
}

.siam-form__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--siam-space-3);
  margin-top: var(--siam-space-2);
}

.siam-form__check {
  display: flex;
  align-items: center;
  gap: var(--siam-space-2);
  font-weight: var(--siam-font-weight-regular);
}

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

.siam-muted {
  color: var(--siam-color-text-muted);
}

.siam-stack {
  display: grid;
  gap: var(--siam-space-4);
}

.siam-grid-2 {
  display: grid;
  gap: var(--siam-space-4);
}

/* ——— Responsive: tablet ≥ 768px ——— */
@media (min-width: 768px) {

  .siam-header__inner {
    gap: var(--siam-space-5);
  }

  .siam-header__menu-toggle {
    display: none;
  }

  .siam-nav {
    flex: 1;
    display: flex;
    justify-content: center;
    min-width: 0;
  }

  .siam-nav__list {
    flex-wrap: nowrap;
  }

  .siam-header__actions--desktop {
    display: inline-flex;
  }

  .siam-header__actions--mobile {
    display: none;
  }

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

  .siam-footer__contact {
    text-align: right;
  }

  .siam-interior__grid--with-sidebar {
    grid-template-columns: minmax(210px, 250px) minmax(0, 1fr);
    gap: var(--siam-space-5);
  }

  .siam-form__row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .siam-grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ——— Responsive: desktop ≥ 1024px ——— */
@media (min-width: 1024px) {
  #siam-main,
  .siam-main {
    padding: var(--siam-space-6) var(--siam-space-5);
  }

  .siam-nav__link {
    font-size: var(--siam-font-size-base);
    padding: 0.6rem 1rem;
  }

}

/* ——— Responsive: móvil < 768px (drawer) ——— */
@media (max-width: 767px) {
  .siam-nav {
    position: fixed;
    top: 0;
    right: 0;
    z-index: var(--siam-z-drawer);
    width: min(18rem, 88vw);
    height: 100%;
    transform: translateX(100%);
    transition: transform var(--siam-transition);
    overflow-y: auto;
    background: #ffffff;
    box-shadow: var(--siam-shadow-md);
    padding: var(--siam-space-6) var(--siam-space-4);
  }

  .siam-nav.is-open {
    transform: translateX(0);
  }

  .siam-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.15rem;
  }

  .siam-nav__link {
    padding: 0.75rem 0.85rem;
    border-radius: var(--siam-radius);
  }

  .siam-header__actions--mobile {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    margin-top: var(--siam-space-5);
    padding-top: var(--siam-space-4);
    border-top: 1px solid var(--siam-color-border-light);
  }

  .siam-header__contacto {
    justify-content: center;
  }

  .siam-submenu {
    position: static;
  }

  .siam-submenu__list {
    flex-direction: column;
  }

  h1 { font-size: var(--siam-font-size-xl); }
  h2 { font-size: var(--siam-font-size-lg); }
}

/* ——— Accesibilidad (auditoría WCAG 2.2 / UNE-EN 301 549) ——— */

/* Enlaces de salto: ocultos hasta recibir el foco (WCAG 2.4.1, 2.4.7). */
.siam-skip-links {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 10000;
}

.siam-skip-link {
  position: absolute;
  left: var(--siam-space-3, 0.75rem);
  top: -10rem;
  padding: 0.6rem 1rem;
  background: var(--siam-color-primary-dark);
  color: #ffffff;
  font-weight: var(--siam-font-weight-semibold);
  border-radius: var(--siam-radius);
  white-space: nowrap;
  text-decoration: underline;
}

.siam-skip-link:focus,
.siam-skip-link:focus-visible {
  top: var(--siam-space-3, 0.75rem);
  color: #ffffff;
  outline: 3px solid #ffffff;
  box-shadow: 0 0 0 5px var(--siam-color-primary-dark);
}

/* Destinos de salto/foco programático: el contenedor no es un control. */
main[tabindex="-1"]:focus,
.siam-catalog__panel[tabindex="-1"]:focus,
[tabindex="-1"].siam-station-popup__title:focus {
  outline: none;
}

/* Enlaces del pie (Instituciones, Accesibilidad). */
.siam-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--siam-space-2) var(--siam-space-5, 1.25rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

/* Enlaces dentro de texto: distinguibles sin depender del color (WCAG 1.4.1). */
.siam-card__body a,
.siam-prose a,
.siam-a11y-page a {
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

/* Alternativa en tabla de los mapas (WCAG 1.1.1, 1.3.1, 1.4.1). */
.siam-map-data-host {
  margin-top: var(--siam-space-3, 0.75rem);
}

.siam-map-data > summary {
  cursor: pointer;
  min-height: 24px;
  padding: 0.35rem 0;
  color: var(--siam-color-primary-dark);
  font-weight: var(--siam-font-weight-semibold);
}

.siam-map-data > summary:focus-visible {
  outline: 2px solid var(--siam-color-focus);
  outline-offset: 2px;
}

.siam-map-data__note {
  margin: 0.25rem 0 0.5rem;
  font-size: var(--siam-font-size-sm);
  color: var(--siam-color-text);
}

.siam-map-data__wrap {
  max-height: 22rem;
  overflow: auto;
}

.siam-map-data__wrap:focus-visible {
  outline: 2px solid var(--siam-color-focus);
  outline-offset: 2px;
}

.siam-map-data__table caption {
  text-align: left;
  font-weight: var(--siam-font-weight-semibold);
  padding: 0.25rem 0;
}

.siam-map-data__table .num {
  text-align: right;
}

/* Títulos de la leyenda (ya no son encabezados dentro de un botón). */
.siam-legend__title,
.siam-legend__subtitle {
  display: block;
  font-family: var(--siam-font-family-display);
  line-height: var(--siam-line-height-tight);
}

/* Modo de alto contraste forzado (Windows): conservar bordes y foco visibles. */
@media (forced-colors: active) {
  .siam-skip-link,
  .siam-btn,
  .siam-catalog__tab,
  .siam-legend__color,
  .siam-marker-pin {
    forced-color-adjust: auto;
    border: 1px solid CanvasText;
  }

  :focus-visible {
    outline: 2px solid Highlight;
  }
}

/* Movimiento reducido (WCAG 2.3.3, recomendación AAA; también buena práctica 2.2.2). */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* a11y: páginas de texto (declaración de accesibilidad, 404) */
.siam-a11y-page {
  max-width: 72ch;
  margin: var(--siam-space-6, 1.5rem) auto;
  padding: 0 var(--siam-space-4, 1rem);
  line-height: 1.6;
}
.siam-a11y-page h2 { margin-top: 1.75rem; }
.siam-a11y-page h3 { margin-top: 1.25rem; }
.siam-a11y-page__draft {
  padding: 0.75rem 1rem;
  border: 2px dashed #8a5a00;
  border-radius: var(--siam-radius, 6px);
  background: #fff8e6;
  color: #3d2a00;
}