/**
 * Seguridad Comunitaria — hoja de estilos
 * Enfoque: mobile-first, sobrio, legible, sin animaciones decorativas.
 */

/* --------------------------------------------------------------------------
   Tokens (paleta y espaciado)
   -------------------------------------------------------------------------- */
:root {
  /* Neutros */
  --color-bg: #f4f6f8;
  --color-surface: #ffffff;
  --color-text: #1f2a37;
  --color-text-muted: #4a5568;
  --color-border: rgba(31, 42, 55, 0.12);
  --color-border-strong: rgba(31, 42, 55, 0.22);

  /* Acento institucional (verde sobrio) */
  --color-accent: #2c5f47;
  --color-accent-hover: #234a38;
  --color-accent-faint: rgba(44, 95, 71, 0.12);

  /* Foco visible (contraste sobre fondos claros) */
  --color-focus-ring: #1a4d32;

  /* Tipografía del sistema */
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Medidas */
  --content-max: 72rem; /* ~1152px */
  --text-measure: 42rem;
  --radius: 6px;
  --shadow-sm: 0 1px 2px rgba(31, 42, 55, 0.06);
  --shadow-md: 0 4px 12px rgba(31, 42, 55, 0.08);

  /* Espaciado fluido */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 2.5rem;
  --space-3xl: 3rem;
  --space-4xl: 4rem;

  --header-height: 3.75rem;
}

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

html {
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-wrap: break-word;
  word-wrap: break-word;
}

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

/* --------------------------------------------------------------------------
   Enlaces y foco (accesibilidad)
   -------------------------------------------------------------------------- */
a {
  color: var(--color-accent);
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--color-accent-hover);
}

:focus:not(:focus-visible) {
  outline: none;
}

:focus-visible {
  outline: 0.1875rem solid var(--color-focus-ring);
  outline-offset: 0.125rem;
}

a:focus-visible {
  border-radius: 2px;
}

.btn:focus-visible {
  outline-offset: 0.1875rem;
}

.btn-primary:focus-visible {
  outline: 0.1875rem solid #ffffff;
  outline-offset: 0.125rem;
  box-shadow: 0 0 0 0.25rem var(--color-focus-ring);
}

.btn-secondary:focus-visible {
  outline-color: var(--color-focus-ring);
}

.nav-toggle:focus-visible {
  outline-color: var(--color-focus-ring);
}

/* Salto al contenido */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-text);
  color: var(--color-surface);
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus,
.skip-link:focus-visible {
  left: var(--space-md);
  top: var(--space-md);
  outline: 0.1875rem solid #ffffff;
  outline-offset: 0.125rem;
  box-shadow: 0 0 0 0.25rem var(--color-focus-ring);
}

.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;
}

/* --------------------------------------------------------------------------
   Botones (base móvil: área táctil cómoda)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  min-width: 2.75rem;
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.3;
  text-align: center;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  touch-action: manipulation;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-surface);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-surface);
  text-decoration: none;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   Cabecera y navegación (móvil primero)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  max-width: var(--content-max);
  margin-inline: auto;
  padding-top: var(--space-sm);
  padding-bottom: var(--space-sm);
  padding-left: max(var(--space-md), env(safe-area-inset-left));
  padding-right: max(var(--space-md), env(safe-area-inset-right));
  min-height: var(--header-height);
}

.logo {
  margin: 0;
  flex: 1 1 auto;
  min-width: 0;
  max-width: calc(100% - 3.25rem);
  font-size: clamp(0.875rem, 2.8vw, 1rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.logo a {
  display: block;
  color: var(--color-text);
  text-decoration: none;
}

.logo a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

/* Botón menú: visible solo en móvil por defecto */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background-color: var(--color-surface);
  cursor: pointer;
  touch-action: manipulation;
}

.nav-toggle-bar {
  display: block;
  width: 1.25rem;
  height: 2px;
  margin-inline: auto;
  background-color: var(--color-text);
}

/* Panel de navegación: apilado, oculto hasta .is-open */
.site-nav {
  display: none;
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-lg);
  padding-top: var(--space-lg);
  padding-bottom: var(--space-lg);
  padding-left: max(var(--space-md), env(safe-area-inset-left));
  padding-right: max(var(--space-md), env(safe-area-inset-right));
  max-height: min(32rem, calc(100vh - var(--header-height) - env(safe-area-inset-bottom, 0px)));
  max-height: min(32rem, calc(100dvh - var(--header-height) - env(safe-area-inset-bottom, 0px)));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.site-nav.is-open {
  display: flex;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-list a {
  display: flex;
  align-items: center;
  min-height: 2.75rem;
  padding: var(--space-sm) var(--space-sm);
  color: var(--color-text);
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius);
}

.nav-list a:hover {
  background-color: var(--color-accent-faint);
  color: var(--color-accent);
  text-decoration: none;
}

.nav-list a:focus-visible {
  background-color: var(--color-accent-faint);
  color: var(--color-accent);
  text-decoration: none;
}

.header-cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

/* Móvil: botones a ancho completo en cabecera y bloques apilados */
@media (max-width: 47.99rem) {
  .header-cta .btn {
    width: 100%;
    box-sizing: border-box;
  }

  .hero-actions .btn {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .product-actions .btn {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
}

/* --------------------------------------------------------------------------
   Secciones genéricas
   -------------------------------------------------------------------------- */
.section {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  padding-left: max(var(--space-md), env(safe-area-inset-left));
  padding-right: max(var(--space-md), env(safe-area-inset-right));
}

.section--alt {
  background-color: var(--color-surface);
}

.section-inner {
  max-width: var(--content-max);
  margin-inline: auto;
  min-width: 0;
}

.section-header {
  margin-bottom: var(--space-xl);
  max-width: var(--text-measure);
}

.section-header h2 {
  margin: 0 0 var(--space-sm);
  font-size: clamp(1.375rem, 4vw, 1.75rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--color-text);
  overflow-wrap: anywhere;
}

.section-subtitle {
  margin: 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.section-body p,
.section-body--narrow p {
  margin: 0 0 var(--space-md);
  max-width: none;
}

.section-body--narrow {
  max-width: var(--text-measure);
}

.section-cta {
  margin-top: var(--space-xl);
  text-align: center;
}

.section-grid--split {
  display: grid;
  gap: var(--space-xl);
  min-width: 0;
}

.section-grid--split > * {
  min-width: 0;
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-3xl);
  padding-left: max(var(--space-md), env(safe-area-inset-left));
  padding-right: max(var(--space-md), env(safe-area-inset-right));
  background: linear-gradient(180deg, #e8ecf1 0%, var(--color-bg) 55%);
}

.hero-inner {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
  max-width: var(--content-max);
  margin-inline: auto;
  min-width: 0;
}

.hero-copy {
  min-width: 0;
}

.hero h1 {
  margin: 0 0 var(--space-md);
  font-size: clamp(1.5rem, 5vw, 2.125rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
}

.hero-lead {
  margin: 0 0 var(--space-md);
  font-size: 1.0625rem;
  font-weight: 400;
  color: var(--color-text);
}

.hero-text {
  margin: 0 0 var(--space-lg);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.hero-media {
  margin: 0;
  min-width: 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.hero-media img {
  display: block;
  width: 100%;
  height: auto;
}

/* Pilares / atributos */
.pillars-list {
  display: grid;
  gap: var(--space-sm);
  margin: 0;
  padding: 0;
  list-style: none;
}

.pillars-label {
  display: block;
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-bg);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Tarjetas de servicios
   -------------------------------------------------------------------------- */
.cards {
  display: grid;
  gap: var(--space-md);
  margin: 0;
  padding: 0;
  list-style: none;
}

.card {
  padding: var(--space-lg);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.card-title {
  margin: 0 0 var(--space-sm);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.35;
}

.card-desc {
  margin: 0 0 var(--space-sm);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.card-benefit {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Producto Recado
   -------------------------------------------------------------------------- */
.product-inner {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
  min-width: 0;
}

.product-inner > * {
  min-width: 0;
}

.product-media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.product-media img {
  display: block;
  width: 100%;
  height: auto;
}

.product-copy p {
  margin: 0 0 var(--space-md);
}

.product-link {
  margin: var(--space-md) 0 0;
  font-size: 1rem;
}

.product-link a {
  font-weight: 600;
  word-break: break-word;
}

.product-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* --------------------------------------------------------------------------
   Ventajas
   -------------------------------------------------------------------------- */
.advantages {
  display: grid;
  gap: var(--space-md);
  margin: 0;
  padding: 0;
  list-style: none;
}

.advantage {
  padding: var(--space-lg);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  border-top: 3px solid var(--color-accent);
}

.advantage-title {
  margin: 0 0 var(--space-xs);
  font-size: 1rem;
  font-weight: 700;
}

.advantage-text {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   Impacto
   -------------------------------------------------------------------------- */
.impact-inner {
  display: grid;
  gap: var(--space-xl);
  align-items: start;
  min-width: 0;
}

.impact-inner > * {
  min-width: 0;
}

.impact-media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.impact-media img {
  display: block;
  width: 100%;
  height: auto;
}

.impact-list {
  margin: var(--space-md) 0 0;
  padding-left: 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.impact-list li {
  margin-bottom: var(--space-xs);
}

/* --------------------------------------------------------------------------
   Contacto
   -------------------------------------------------------------------------- */
.intro-contacto {
  max-width: var(--text-measure);
  margin: 0 0 var(--space-xl);
  color: var(--color-text);
}

.contact-grid {
  display: grid;
  gap: var(--space-2xl);
}

.contact-grid > * {
  min-width: 0;
}

.contact-heading {
  margin: 0 0 var(--space-md);
  font-size: 1.0625rem;
  font-weight: 700;
}

.contact-dl {
  margin: 0;
}

.contact-dl dt {
  margin-top: var(--space-md);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.contact-dl dt:first-child {
  margin-top: 0;
}

.contact-dl dd {
  margin: var(--space-xs) 0 0;
}

.contact-note {
  margin: var(--space-md) 0 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.contact-actions {
  margin: var(--space-md) 0 0;
}

.contact-form-wrap p {
  margin: 0 0 var(--space-md);
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.form-row {
  margin-bottom: var(--space-md);
}

.form-row label {
  display: block;
  margin-bottom: var(--space-xs);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.label-required {
  font-weight: 400;
  font-size: 0.85em;
  color: var(--color-text-muted);
}

.form-row input,
.form-row textarea {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  background-color: var(--color-surface);
}

.form-row input:focus-visible,
.form-row textarea:focus-visible {
  border-color: var(--color-accent);
  outline: 0.1875rem solid var(--color-focus-ring);
  outline-offset: 0;
}

.form-row textarea {
  resize: vertical;
  min-height: 6.5rem;
}

.form-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

/* --------------------------------------------------------------------------
   Pie de página
   -------------------------------------------------------------------------- */
.site-footer {
  padding-top: var(--space-2xl);
  padding-left: max(var(--space-md), env(safe-area-inset-left));
  padding-right: max(var(--space-md), env(safe-area-inset-right));
  padding-bottom: max(var(--space-2xl), env(safe-area-inset-bottom));
  background-color: var(--color-text);
  color: #d1d5db;
}

.footer-inner {
  max-width: var(--content-max);
  margin-inline: auto;
}

.footer-brand {
  margin: 0 0 var(--space-md);
  font-size: 1.0625rem;
  font-weight: 700;
  color: #f3f4f6;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin: 0 0 var(--space-xl);
  padding: 0;
  list-style: none;
}

.footer-links a {
  color: #e5e7eb;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.footer-links a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.footer-legal {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.55;
  color: #b8c0cc;
}

.footer-links a:focus-visible {
  outline-color: #ffffff;
  outline-offset: 0.125rem;
  box-shadow: 0 0 0 0.1875rem var(--color-focus-ring);
  border-radius: 2px;
}

.footer-note {
  display: block;
  margin-top: var(--space-sm);
}

/* ==========================================================================
   Tablet (aprox. 768px en adelante)
   ========================================================================== */
@media (min-width: 48rem) {
  .header-inner {
    padding-left: max(var(--space-lg), env(safe-area-inset-left));
    padding-right: max(var(--space-lg), env(safe-area-inset-right));
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-md) var(--space-lg);
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
  }

  .nav-list {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-xs) var(--space-md);
  }

  .nav-list a {
    padding: var(--space-xs) var(--space-sm);
  }

  .header-cta {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
  }

  .section {
    padding-top: var(--space-4xl);
    padding-bottom: var(--space-4xl);
    padding-left: max(var(--space-lg), env(safe-area-inset-left));
    padding-right: max(var(--space-lg), env(safe-area-inset-right));
  }

  .hero {
    padding-top: var(--space-3xl);
    padding-bottom: var(--space-4xl);
    padding-left: max(var(--space-lg), env(safe-area-inset-left));
    padding-right: max(var(--space-lg), env(safe-area-inset-right));
  }

  .hero-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .section-grid--split {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }

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

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

  .contact-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
    gap: var(--space-2xl);
    align-items: start;
  }

  .form-actions {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
  }

  .footer-links {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-md) var(--space-xl);
  }

  .product-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

/* ==========================================================================
   Escritorio (aprox. 1024px en adelante)
   ========================================================================== */
@media (min-width: 64rem) {
  body {
    font-size: 1.0625rem;
  }

  .header-inner {
    padding-left: max(var(--space-xl), env(safe-area-inset-left));
    padding-right: max(var(--space-xl), env(safe-area-inset-right));
  }

  .section {
    padding-left: max(var(--space-xl), env(safe-area-inset-left));
    padding-right: max(var(--space-xl), env(safe-area-inset-right));
  }

  .hero {
    padding-left: max(var(--space-xl), env(safe-area-inset-left));
    padding-right: max(var(--space-xl), env(safe-area-inset-right));
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: var(--space-2xl);
  }

  .product-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: var(--space-2xl);
  }

  .impact-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: var(--space-2xl);
    align-items: center;
  }

  .cards {
    gap: var(--space-lg);
  }

  .advantages {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-lg);
  }

  .site-footer {
    padding-left: max(var(--space-xl), env(safe-area-inset-left));
    padding-right: max(var(--space-xl), env(safe-area-inset-right));
  }
}

/* Pantallas anchas: limitar lectura extra larga en bloques de texto sueltos */
@media (min-width: 90rem) {
  .section-inner {
    padding-inline: 0;
  }
}