/**
 * APERAT - Base CSS, @font-face, Reset y Layout General
 */

@font-face {
  font-family: 'Karla';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('../fonts/karla-latin-subset.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Karla';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/karla-italic-latin-subset.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url('../fonts/plus-jakarta-sans-latin-subset.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/plus-jakarta-sans-italic-latin-subset.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* 2. Reset Moderno y Base */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-top-height) + var(--header-nav-height));
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans-body);
  color: var(--color-text-main);
  background-color: var(--color-bg-page);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img,
svg,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul,
ol {
  list-style: none;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
  outline: none;
}

button {
  cursor: pointer;
}

/* 3. Tipografía Jerárquica */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans-title);
  color: var(--color-primary);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-feature-settings: 'kern' 1;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

.font-display {
  font-family: var(--font-sans-title);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.font-title {
  font-family: var(--font-sans-title);
  font-weight: 700;
}

.font-body {
  font-family: var(--font-sans-body);
}

/* 4. Estructura de Contenedor */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.container-narrow {
  width: 100%;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* 5. Utilidades Accesibles y Visuales Modernas */
::selection {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

/* Scrollbar personalizada sutil */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #f0f4f8;
}

::-webkit-scrollbar-thumb {
  background: #b5c7d6;
  border-radius: var(--radius-pill);
  border: 2px solid #f0f4f8;
  transition: background var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-secondary);
}

/* Barra de progreso de lectura superior */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: var(--gradient-secondary);
  z-index: 10000;
  pointer-events: none;
  transition: width 0.08s linear;
}

/* Accesibilidad y foco moderno */
:focus-visible {
  outline: 3px solid var(--color-secondary-action);
  outline-offset: 3px;
}

.hero :focus-visible,
.whc-banner :focus-visible,
.newsletter :focus-visible,
.modal__header :focus-visible,
.principle-item__card :focus-visible,
.topic-card__card :focus-visible,
.laicidad-advisory :focus-visible {
  outline-color: #7fe1ff;
}

/* Resiliencia de texto y saltos de línea */
h1, h2, h3, h4, h5, h6, p, blockquote, li {
  overflow-wrap: break-word;
  word-wrap: break-word;
}

/* Animaciones modernas de Scroll Reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal="fade"] {
  transform: translateY(0);
}

[data-reveal="left"] {
  transform: translateX(-30px);
}

[data-reveal="left"].is-revealed {
  transform: translateX(0);
}

[data-reveal="right"] {
  transform: translateX(30px);
}

[data-reveal="right"].is-revealed {
  transform: translateX(0);
}

[data-reveal-delay="100"] { transition-delay: 0.1s; }
[data-reveal-delay="150"] { transition-delay: 0.15s; }
[data-reveal-delay="200"] { transition-delay: 0.2s; }
[data-reveal-delay="250"] { transition-delay: 0.25s; }
[data-reveal-delay="300"] { transition-delay: 0.3s; }
[data-reveal-delay="400"] { transition-delay: 0.4s; }

.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;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 16px;
  z-index: 10001;
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-sans-title);
  font-size: 0.875rem;
  font-weight: 700;
  box-shadow: var(--shadow-lg);
  transform: translateY(-160%);
  transition: transform var(--transition-fast);
}

.skip-link:focus {
  color: var(--color-white);
  transform: translateY(0);
}

html.scroll-locked,
body.scroll-locked {
  overflow: hidden;
  overscroll-behavior: none;
}

::placeholder {
  color: var(--color-text-muted);
  opacity: 1;
}

input,
textarea {
  caret-color: var(--color-secondary-action);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* ==========================================================================
   7. Resiliencia de Accesibilidad y Movimiento Reducido (WCAG 2.1 AA)
   ========================================================================== */
@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;
  }

  [data-reveal],
  [data-reveal="fade"],
  [data-reveal="left"],
  [data-reveal="right"] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .hero__badge-pulse__dot {
    animation: none !important;
    box-shadow: none !important;
  }

  .newsletter__spinner {
    animation: none !important;
  }

  .community__slide {
    transition: opacity 0.01ms !important;
    transform: none !important;
  }

  a, button, input {
    transition: color 0.01ms, background-color 0.01ms, border-color 0.01ms !important;
  }
}