/* Guaneras de Mejillones — reconstrucción fiel del sitio turquesa (Divi original).
   Color de marca #005766 muestreado del sitio; tipografía Open Sans (la que usa Divi).
   Única mejora sobre el original: el hero pasa a carrusel lento y las imágenes van en HD. */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,300;0,400;0,600;0,700;0,800;1,400&family=Spectral:wght@500;600;700&display=swap');

:root{
  --teal:#005766;
  --teal-activo:#2ea3b5;
  --tinta:#2b2b2b;
  --gris:#666;
  --linea:#e4e4e4;
  --crema:#f7f6f3;
}
*,*::before,*::after{box-sizing:border-box}
html{overflow-x:hidden;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;overflow-x:hidden;font-family:'Open Sans',system-ui,sans-serif;color:var(--tinta);
     font-size:16px;line-height:1.7;background:#fff}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal)}

/* ---- cabecera profesional ---- */
.cab{background:var(--teal);position:sticky;top:0;z-index:30;box-shadow:0 2px 16px rgba(0,0,0,.2)}
.cab__barra{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;
     gap:1rem;padding:.55rem clamp(1rem,4vw,2rem)}
.cab__marca{display:flex;align-items:center;gap:.9rem;text-decoration:none;color:#fff}
.cab__marca img{height:54px;width:auto;background:#fff;border-radius:50%;padding:3px;box-shadow:0 2px 10px rgba(0,0,0,.28)}
.cab__texto{display:flex;flex-direction:column;line-height:1.1}
.cab__texto strong{font-family:'Spectral',Georgia,serif;font-weight:600;font-size:clamp(1.2rem,2.3vw,1.6rem);letter-spacing:.005em}
.cab__texto small{font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:#aed8de;font-weight:600;margin-top:3px}
.cab__toggle{display:none;background:none;border:0;color:#fff;font-size:1.7rem;line-height:1;cursor:pointer;padding:.2rem .4rem}
.cab__menu{display:flex;justify-content:center;flex-wrap:wrap;gap:clamp(1rem,2.5vw,2.1rem);
     padding:.5rem 1rem;border-top:1px solid rgba(255,255,255,.14);background:rgba(0,0,0,.08)}
.cab__menu a{position:relative;color:#eafafc;text-decoration:none;font-size:.8rem;font-weight:600;
     text-transform:uppercase;letter-spacing:.08em;padding:.4rem .15rem;transition:color .2s}
.cab__menu a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--teal-activo);
     transform:scaleX(0);transition:transform .25s}
.cab__menu a:hover{color:#fff}
.cab__menu a:hover::after,.cab__menu a.activo::after{transform:scaleX(1)}
.cab__menu a.activo{color:#fff}
@media(max-width:860px){
  .cab__toggle{display:block}
  .cab__menu{display:none;flex-direction:column;align-items:stretch;gap:0;padding:.2rem clamp(1rem,4vw,2rem) .7rem}
  .cab__menu.abierto{display:flex}
  .cab__menu a{padding:.75rem .1rem;border-bottom:1px solid rgba(255,255,255,.12);letter-spacing:.06em}
  .cab__menu a::after{display:none}
}

/* Variante de cabecera con el emblema centrado (se elige desde el panel). */
.cab--centro .cab__barra{justify-content:center;position:relative}
.cab--centro .cab__marca{flex-direction:column;gap:.55rem;text-align:center}
.cab--centro .cab__texto{align-items:center}
.cab--centro .cab__toggle{position:absolute;right:clamp(1rem,4vw,2rem);top:50%;transform:translateY(-50%)}

/* ---- hero carrusel ---- */
.hero{position:relative;min-height:min(68vh,540px);overflow:hidden;isolation:isolate;display:flex;align-items:center}
.hero__capa{position:absolute;inset:0;background-size:cover;background-position:center 58%;opacity:0;
     filter:saturate(1.1) contrast(1.06) brightness(.9);animation:heroFade 48s infinite;will-change:opacity}
.hero__capa:nth-child(1){background-image:url('../img/hero-01.jpg');animation-delay:0s}
.hero__capa:nth-child(2){background-image:url('../img/hero-02.jpg');animation-delay:12s}
.hero__capa:nth-child(3){background-image:url('../img/hero-04.jpg');animation-delay:24s}
.hero__capa:nth-child(4){background-image:url('../img/hero-03.jpg');animation-delay:36s}
@keyframes heroFade{0%{opacity:0}4%{opacity:1}23%{opacity:1}27%{opacity:0}100%{opacity:0}}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg,rgba(0,0,0,.3),rgba(0,0,0,0) 58%),
            linear-gradient(180deg,rgba(0,0,0,.16),rgba(0,0,0,.02) 35%,rgba(0,0,0,.24))}
.hero__caja{position:relative;z-index:1;margin-left:clamp(1.25rem,6vw,6rem);
     background:rgba(38,38,38,.55);padding:1.5rem 2.3rem;max-width:min(90vw,600px)}
.hero__caja h1{margin:0;color:#fff;font-weight:300;font-size:clamp(1.9rem,5vw,3.3rem);line-height:1.1}
.hero__caja p{margin:.5rem 0 0;color:#fff;font-weight:700;font-size:clamp(1.02rem,1.6vw,1.45rem)}
@media (prefers-reduced-motion:reduce){
  .hero__capa{animation:none}.hero__capa:nth-child(1){opacity:1}.hero__capa:nth-child(n+2){opacity:0}}


/* ---- contenedores ---- */
.env{max-width:1140px;margin:0 auto;padding:0 1.25rem}
.seccion{padding:clamp(2.5rem,6vw,4.5rem) 0}
.titulo-seccion{text-align:center;font-weight:400;color:#333;font-size:clamp(1.6rem,3.5vw,2.3rem);
     margin:0 0 clamp(1.8rem,4vw,2.8rem)}

/* ---- galería ---- */
.galeria{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.galeria a{display:block;overflow:hidden;border-radius:2px}
.galeria img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease,filter .4s ease}
.galeria a:hover img{transform:scale(1.06);filter:brightness(1.05)}
@media(max-width:820px){.galeria{grid-template-columns:repeat(2,1fr)}}

/* ---- tarjetas Memoria Oral ---- */
.tarjetas{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1.2rem,3vw,2rem);align-items:start}
@media(max-width:900px){.tarjetas{grid-template-columns:1fr;max-width:460px;margin:0 auto}}
.tarjeta{background:#fff;border:1px solid var(--linea);border-radius:4px;overflow:hidden;
     box-shadow:0 18px 40px -24px rgba(0,0,0,.35);transition:transform .25s ease,box-shadow .25s ease}
.tarjeta:hover{transform:translateY(-4px);box-shadow:0 26px 50px -24px rgba(0,0,0,.45)}
.tarjeta img{width:100%;aspect-ratio:3/2;object-fit:cover}
.tarjeta__cuerpo{padding:1.3rem 1.4rem 1.6rem}
.tarjeta h3{margin:0 0 .7rem;text-align:center;font-weight:700;color:#333;font-size:1.2rem;
     border-bottom:2px solid var(--teal);padding-bottom:.6rem}
.tarjeta p{margin:0;font-size:.94rem;line-height:1.65;color:#555;text-align:justify}

/* ---- videos ---- */
.videos{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1rem,2.5vw,1.6rem)}
@media(max-width:900px){.videos{grid-template-columns:1fr;max-width:560px;margin:0 auto}}
.video figcaption{background:#111;color:#fff;text-align:center;padding:.7rem;font-size:.85rem;
     font-weight:700;letter-spacing:.03em}
.video__marco{position:relative;padding-top:56.25%;background:#000}
.video__marco iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video__cartel{position:absolute;inset:0;border:0;cursor:pointer;background-size:cover;background-position:center;
     display:grid;place-items:center}
.video__cartel::after{content:"►";color:#fff;font-size:2.4rem;background:rgba(0,87,102,.82);
     width:74px;height:74px;border-radius:50%;display:grid;place-items:center;padding-left:6px}

/* ---- pie ---- */
.pie{background:var(--teal);color:#dfeef1;padding:clamp(2.2rem,5vw,3.4rem) 0 2rem}
.pie__grid{display:grid;grid-template-columns:1.4fr 1fr;gap:2rem;align-items:start}
@media(max-width:760px){.pie__grid{grid-template-columns:1fr;gap:1.6rem}}
.pie h2{color:#fff;font-size:1.15rem;font-weight:700;margin:0 0 .8rem}
.pie p{margin:.25rem 0}
.pie a{color:#bfe6ec}
.pie__logo img{height:120px;width:auto;background:#fff;padding:6px;border-radius:4px}
.pie__nota{border-top:1px solid rgba(255,255,255,.18);margin-top:2rem;padding-top:1rem;font-size:.82rem;color:#9ec7cd}

/* ---- páginas interiores (texto + figuras) ---- */
.pagina{max-width:860px;margin:0 auto;padding:clamp(2rem,5vw,3.5rem) 1.25rem clamp(2.5rem,6vw,4rem)}
.pagina h1{font-size:clamp(1.5rem,3.5vw,2.1rem);text-transform:uppercase;color:#2f4f57;
     font-weight:700;letter-spacing:.01em;margin:0 0 1.4rem;line-height:1.2}
.pagina h2{font-size:clamp(1.2rem,2.5vw,1.5rem);color:var(--teal);font-weight:700;margin:2rem 0 .6rem}
.pagina p{margin:0 0 1.1rem;text-align:justify;color:#4a4a4a;font-size:1.02rem}
.pagina p.intro{font-size:1.12rem;color:#333}
.pagina figure{margin:2rem 0;text-align:center}
.pagina figure img{width:100%;height:auto;border-radius:2px;box-shadow:0 14px 34px -20px rgba(0,0,0,.4)}
.pagina figure img.mediana{max-width:520px;margin:0 auto}
.pagina figcaption{margin-top:.7rem;font-style:italic;color:var(--teal);font-size:.92rem;
     font-weight:600;max-width:46rem;margin-left:auto;margin-right:auto}
.pagina ul{margin:0 0 1.1rem;padding-left:1.3rem;color:#4a4a4a}
.pagina li{margin:.2rem 0}
.pagina a{color:var(--teal);word-break:break-word}
.cita-destacada{border-left:3px solid var(--teal);background:var(--crema);padding:1rem 1.3rem;
     margin:1.5rem 0;font-style:italic;color:#444}