/* ==========================================================================
   Congreso Chile 2026 — Hoja de estilos principal
   Índice:
   1. Reset básico
   2. Tipografía y utilidades
   3. Motivo textil (elemento distintivo)
   4. Header / navegación
   5. Hero
   6. Secciones y contenedores
   7. Tarjetas (sedes, países, participantes, auspiciadores, noticias)
   8. Programa (línea de tiempo por día)
   9. Formulario de contacto
   10. Footer
   11. Componentes WordPress / Gutenberg
   12. Accesibilidad y responsive
   ========================================================================== */

/* 1. Reset básico ---------------------------------------------------------*/
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cg-offwhite);
  color: var(--cg-dark);
  font-family: var(--cg-font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cg-burgundy); text-decoration: none; }
a:hover { color: var(--cg-navy); }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; }

/* 2. Tipografía y utilidades ----------------------------------------------*/
h1, h2, h3, h4,
.cg-display {
  font-family: var(--cg-font-display);
  font-weight: 600;
  color: var(--cg-navy);
  line-height: 1.15;
  margin: 0 0 .5em;
}
h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.8rem); }
h3 { font-size: clamp(1.4rem, 2.2vw, 1.8rem); }
p { margin: 0 0 1.2em; }

.cg-eyebrow{
  display: inline-flex;
  align-items: center;
  gap: .6em;
  font-family: var(--cg-font-body);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cg-gold);
  margin-bottom: .9em;
}
.cg-eyebrow::before{
  content: "";
  width: 28px;
  height: 1px;
  background: var(--cg-gold);
}

.cg-container{
  max-width: var(--cg-container);
  margin-inline: auto;
  padding-inline: var(--cg-gutter);
}
.cg-section{ padding-block: clamp(56px, 8vw, 108px); }
.cg-section--navy{ background: var(--cg-navy); color: var(--cg-offwhite); }
.cg-section--navy h1, .cg-section--navy h2, .cg-section--navy h3{ color: var(--cg-offwhite); }
.cg-section--tint{ background: #EFEDE7; }
.cg-center{ text-align: center; }
.cg-lede{ font-size: 1.15rem; color: #545b64; max-width: 62ch; }
.cg-center .cg-lede{ margin-inline: auto; }

.cg-btn{
  display: inline-flex;
  align-items: center;
  gap: .6em;
  padding: .95em 1.9em;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--cg-radius);
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .15s ease;
}
.cg-btn--primary{ background: var(--cg-burgundy); color: var(--cg-white); }
.cg-btn--primary:hover{ background: var(--cg-burgundy-dark); color: var(--cg-white); transform: translateY(-1px); }
.cg-btn--ghost{ border-color: rgba(247,247,245,.55); color: var(--cg-offwhite); }
.cg-btn--ghost:hover{ background: rgba(247,247,245,.12); color: var(--cg-offwhite); }
.cg-btn--outline{ border-color: var(--cg-navy); color: var(--cg-navy); }
.cg-btn--outline:hover{ background: var(--cg-navy); color: var(--cg-white); }

.cg-placeholder-note{
  display:block;
  margin-top:.6em;
  font-size:.78rem;
  color: var(--cg-burgundy);
  font-style: italic;
}

/* 3. Motivo textil — elemento distintivo del sitio -------------------------
   Franja inspirada en las guardas geométricas de los textiles tradicionales
   (rombos entrelazados). Se usa como separador entre secciones clave. */
.cg-textile-divider{
  height: 14px;
  width: 100%;
  background-image:
    linear-gradient(135deg, var(--cg-gold) 25%, transparent 25%),
    linear-gradient(225deg, var(--cg-gold) 25%, transparent 25%),
    linear-gradient(45deg, var(--cg-gold) 25%, transparent 25%),
    linear-gradient(315deg, var(--cg-gold) 25%, transparent 25%);
  background-position: 14px 0, 14px 0, 0 0, 0 0;
  background-size: 28px 28px;
  background-repeat: repeat-x;
  background-color: var(--cg-navy);
  opacity: .9;
}
.cg-textile-divider--thin{ height: 8px; background-size: 16px 16px; background-position: 8px 0, 8px 0, 0 0, 0 0; }

/* 4. Header / navegación ----------------------------------------------------*/
.cg-header{
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247,247,245,.96);
  backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 1px solid var(--cg-line);
}
.cg-header__inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 14px;
}
.cg-logo{ display: flex; align-items: center; gap: .7em; }
.cg-logo img{ max-height: 46px; width: auto; }
.cg-logo__text{
  font-family: var(--cg-font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--cg-navy);
  line-height: 1.1;
}
.cg-logo__text small{
  display:block;
  font-family: var(--cg-font-body);
  font-size: .62rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cg-gold);
  font-weight: 600;
}

.cg-nav-toggle{
  display: none;
  background: none;
  border: 1px solid var(--cg-navy);
  color: var(--cg-navy);
  width: 44px;
  height: 40px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.cg-nav-toggle span, .cg-nav-toggle span::before, .cg-nav-toggle span::after{
  content: "";
  display: block;
  width: 20px;
  height: 2px;
  background: var(--cg-navy);
  position: relative;
  transition: transform .2s ease, opacity .2s ease;
}
.cg-nav-toggle span::before{ position:absolute; top:-6px; }
.cg-nav-toggle span::after{ position:absolute; top:6px; }

.cg-primary-nav ul{ display: flex; flex-wrap: wrap; gap: 4px; }
.cg-primary-nav a{
  display: block;
  padding: .6em .85em;
  font-size: .86rem;
  font-weight: 600;
  color: var(--cg-navy);
  text-transform: uppercase;
  letter-spacing: .03em;
}
.cg-primary-nav a:hover,
.cg-primary-nav .current-menu-item > a{ color: var(--cg-burgundy); }
.cg-header__cta{ flex-shrink: 0; }

/* 5. Hero -------------------------------------------------------------------*/
.cg-hero{
  position: relative;
  display: flex;
  align-items: center;
  min-height: min(88vh, 780px);
  color: var(--cg-white);
  overflow: hidden;
  background: linear-gradient(160deg, var(--cg-navy-dark), var(--cg-navy) 55%, var(--cg-burgundy-dark));
}
.cg-hero__bg{
  position: absolute; inset: 0;
  object-fit: cover;
  width: 100%; height: 100%;
  opacity: .55;
  mix-blend-mode: luminosity;
}
.cg-hero__scrim{
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(16,40,69,.55) 0%, rgba(16,40,69,.35) 40%, rgba(16,40,69,.92) 100%);
}
.cg-hero__content{ position: relative; z-index: 2; max-width: 820px; padding-block: 90px 70px; }
.cg-hero__dates{
  font-family: var(--cg-font-body);
  font-size: .85rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cg-gold-light);
  margin-bottom: 1.1em;
}
.cg-hero h1{ color: var(--cg-white); }
.cg-hero__slogan{
  font-family: var(--cg-font-display);
  font-style: italic;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  color: var(--cg-offwhite);
  margin-bottom: 1.4em;
}
.cg-hero__actions{ display: flex; flex-wrap: wrap; gap: 14px; margin-top: 1.6em; }
.cg-hero__organizan{
  position: relative; z-index: 2;
  margin-top: auto;
  padding-block: 22px;
  border-top: 1px solid rgba(247,247,245,.2);
  font-size: .78rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(247,247,245,.85);
  display: flex; flex-wrap: wrap; gap: 10px 28px; align-items: center;
}

/* 6. Secciones genéricas -----------------------------------------------------*/
.cg-grid{ display: grid; gap: 32px; }
.cg-grid--2{ grid-template-columns: repeat(2, 1fr); }
.cg-grid--3{ grid-template-columns: repeat(3, 1fr); }
.cg-grid--4{ grid-template-columns: repeat(4, 1fr); }
.cg-split{ display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(28px, 5vw, 72px); align-items: center; }

.cg-stats{ display: flex; flex-wrap: wrap; gap: clamp(24px, 5vw, 64px); margin-top: 2rem; }
.cg-stat__num{ font-family: var(--cg-font-display); font-size: 2.6rem; color: var(--cg-gold); font-weight: 700; line-height: 1; }
.cg-stat__label{ font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: #6b7178; margin-top: .4em; }
.cg-section--navy .cg-stat__label{ color: rgba(247,247,245,.7); }

/* 7. Tarjetas ------------------------------------------------------------*/
.cg-card{
  background: var(--cg-white);
  border: 1px solid var(--cg-line);
  padding: 28px 26px;
  height: 100%;
  transition: transform .18s ease, box-shadow .18s ease;
}
.cg-card:hover{ transform: translateY(-4px); box-shadow: 0 18px 34px -22px rgba(16,40,69,.35); }
.cg-card h3{ margin-bottom: .35em; }
.cg-card__meta{ font-size: .8rem; color: var(--cg-gold); text-transform: uppercase; letter-spacing: .06em; font-weight: 600; margin-bottom: .6em; }
.cg-card__media{ aspect-ratio: 4/3; overflow: hidden; margin-bottom: 18px; background: #e6e3da; }
.cg-card__media img{ width: 100%; height: 100%; object-fit: cover; }

.cg-country{
  display: flex; align-items: center; gap: 14px;
  background: var(--cg-white);
  border: 1px solid var(--cg-line);
  padding: 16px 18px;
}
.cg-country__flag{ width: 42px; height: 30px; object-fit: cover; border: 1px solid var(--cg-line); flex-shrink: 0; background:#e6e3da; }
.cg-country strong{ display: block; color: var(--cg-navy); }
.cg-country span{ font-size: .8rem; color: #6b7178; }

.cg-sponsor-tier{ margin-bottom: 44px; }
.cg-sponsor-tier h3{ text-align: center; margin-bottom: 22px; }
.cg-sponsor-grid{ display: flex; flex-wrap: wrap; justify-content: center; gap: 26px; }
.cg-sponsor-grid figure{
  margin: 0; display: flex; align-items: center; justify-content: center;
  width: 190px; height: 110px; background: var(--cg-white); border: 1px solid var(--cg-line); padding: 18px;
}
.cg-sponsor-grid img{ max-height: 60px; width: auto; object-fit: contain; filter: grayscale(15%); }

/* 8. Programa — línea de tiempo por día ------------------------------------*/
.cg-program-day{
  border-left: 3px solid var(--cg-gold);
  padding-left: 28px;
  margin-bottom: 40px;
  position: relative;
}
.cg-program-day::before{
  content: "";
  position: absolute; left: -9px; top: 4px;
  width: 15px; height: 15px; border-radius: 50%;
  background: var(--cg-navy); border: 3px solid var(--cg-gold);
}
.cg-program-day__date{
  font-family: var(--cg-font-display); font-size: 1.5rem; color: var(--cg-navy); font-weight: 700; margin-bottom: .2em;
}
.cg-program-day__title{ font-size: .95rem; color: var(--cg-burgundy); text-transform: uppercase; letter-spacing: .04em; font-weight: 600; margin-bottom: 1em; }
.cg-program-item{ display: flex; gap: 18px; padding-block: 10px; border-top: 1px dashed var(--cg-line); }
.cg-program-item:first-of-type{ border-top: none; }
.cg-program-item__time{ flex: 0 0 100px; font-weight: 700; color: var(--cg-gold); font-size: .9rem; }

/* 9. Formulario de contacto -------------------------------------------------*/
.cg-form{ display: grid; gap: 18px; }
.cg-form label{ display: block; font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: var(--cg-navy); margin-bottom: .4em; }
.cg-form input, .cg-form select, .cg-form textarea{
  width: 100%; padding: .85em 1em; border: 1px solid var(--cg-line); background: var(--cg-white);
  font-family: var(--cg-font-body); font-size: 1rem; color: var(--cg-dark); border-radius: var(--cg-radius);
}
.cg-form input:focus, .cg-form select:focus, .cg-form textarea:focus{ outline: 2px solid var(--cg-gold); outline-offset: 1px; }
.cg-form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.cg-contact-info{ display: grid; gap: 22px; }
.cg-contact-info__item strong{ display:block; color: var(--cg-navy); font-family: var(--cg-font-display); font-size: 1.1rem; }

/* 10. Footer -----------------------------------------------------------------*/
.cg-footer{ background: var(--cg-navy-dark); color: rgba(247,247,245,.85); padding-block: 64px 28px; }
.cg-footer a{ color: rgba(247,247,245,.85); }
.cg-footer a:hover{ color: var(--cg-gold-light); }
.cg-footer h3{ color: var(--cg-white); font-size: 1.05rem; margin-bottom: 1em; }
.cg-footer__grid{ display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; padding-bottom: 40px; }
.cg-footer__grid ul li{ margin-bottom: .55em; font-size: .92rem; }
.cg-footer__orgs{ display: flex; gap: 14px; flex-wrap: wrap; margin-top: 1.2em; }
.cg-footer__orgs img{ height: 34px; width: auto; opacity: .9; }
.cg-footer__bottom{
  border-top: 1px solid rgba(247,247,245,.15);
  padding-top: 22px;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px;
  font-size: .8rem; color: rgba(247,247,245,.55);
}

/* 11. Componentes WordPress / Gutenberg ---------------------------------------*/
.cg-content, .entry-content{ font-size: 1.05rem; }
.cg-content > *:first-child{ margin-top: 0; }
.wp-block-image{ margin-block: 1.6em; }
.wp-block-quote{ border-left: 3px solid var(--cg-gold); padding-left: 1.2em; font-family: var(--cg-font-display); font-size: 1.3rem; font-style: italic; color: var(--cg-navy); }
.wp-block-columns{ gap: 32px; }
.page-header-band{
  background: var(--cg-navy);
  color: var(--cg-offwhite);
  padding-block: 64px 40px;
  border-bottom: 6px solid var(--cg-gold);
}
.page-header-band h1{ color: var(--cg-white); margin-bottom: .25em; }
.breadcrumbs{ font-size: .8rem; letter-spacing: .05em; text-transform: uppercase; color: var(--cg-gold-light); margin-bottom: .8em; }
.breadcrumbs a{ color: rgba(247,247,245,.75); }

/* Galería */
.cg-gallery{ display: grid; grid-template-columns: repeat(auto-fill, minmax(240px,1fr)); gap: 18px; }
.cg-gallery__item{ aspect-ratio: 1/1; overflow: hidden; background:#e6e3da; }
.cg-gallery__item img{ width:100%; height:100%; object-fit: cover; transition: transform .3s ease; }
.cg-gallery__item:hover img{ transform: scale(1.05); }

/* Multimedia (videos) */
.cg-video{ position: relative; aspect-ratio: 16/9; background:#000; overflow:hidden; }
.cg-video iframe{ width:100%; height:100%; border:0; }

/* Documentos */
.cg-doc-list{ display: grid; gap: 12px; }
.cg-doc{
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background: var(--cg-white); border: 1px solid var(--cg-line); padding: 16px 20px;
}
.cg-doc__name{ font-weight: 600; color: var(--cg-navy); }
.cg-doc__meta{ font-size: .78rem; color: #6b7178; }

/* Noticias */
.cg-post-card time{ font-size: .78rem; color: var(--cg-gold); text-transform: uppercase; letter-spacing: .06em; }
.pagination{ display:flex; gap:10px; justify-content:center; margin-top: 40px; }
.pagination a, .pagination span{ padding: .6em 1em; border: 1px solid var(--cg-line); color: var(--cg-navy); }
.pagination .current{ background: var(--cg-navy); color: var(--cg-white); }

/* 12. Accesibilidad y responsive -----------------------------------------------*/
:focus-visible{ outline: 2px solid var(--cg-gold); outline-offset: 2px; }
.skip-link{
  position: absolute; left: -999px; top: 0; background: var(--cg-navy); color: var(--cg-white);
  padding: 12px 18px; z-index: 999;
}
.skip-link:focus{ left: 10px; top: 10px; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

@media (max-width: 980px){
  .cg-footer__grid{ grid-template-columns: 1fr 1fr; }
  .cg-split{ grid-template-columns: 1fr; }
  .cg-grid--4{ grid-template-columns: repeat(2,1fr); }
  .cg-grid--3{ grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 760px){
  .cg-nav-toggle{ display: flex; }
  .cg-primary-nav{
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--cg-offwhite); border-bottom: 1px solid var(--cg-line);
    max-height: 0; overflow: hidden; transition: max-height .25s ease;
  }
  .cg-primary-nav.is-open{ max-height: 480px; }
  .cg-primary-nav ul{ flex-direction: column; padding: 10px var(--cg-gutter) 20px; }
  .cg-header__cta{ display: none; }
  .cg-grid--2, .cg-grid--3, .cg-grid--4{ grid-template-columns: 1fr; }
  .cg-footer__grid{ grid-template-columns: 1fr; }
  .cg-form-row{ grid-template-columns: 1fr; }
  .cg-hero__content{ padding-block: 60px 40px; }
}