:root{
      color-scheme:only light;
      --ink:#1d1b18;
      --paper:#f5f2ec;
      --paper-2:#ebe5dc;
      --muted:#756d63;
      --line:rgba(29,27,24,.20);
      --header-h:72px;
      --pad:clamp(22px,5vw,82px);
      --canvas:1920px;
      --ease:cubic-bezier(.22,.74,.18,1);
      --editorial-copy:360px;
      --editorial-media:860px;
      --editorial-gap:clamp(46px,5vw,82px);
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth;background:#d8d1c7}
    body{
      margin:0;
      background:#d8d1c7;
      color:var(--ink);
      font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
    }
    body.lightbox-open{overflow:hidden}

    img{display:block;max-width:100%}
    button,a{font:inherit}
    button{color:inherit}
    a{color:inherit;text-decoration:none}
    ::selection{background:#7a705f;color:#fff}

    .serif{
      font-family:"Iowan Old Style","Baskerville","Times New Roman",serif;
      font-weight:400;
      letter-spacing:-.025em;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:10px;
      font-size:9px;
      letter-spacing:.24em;
      text-transform:uppercase;
      opacity:.72;
    }
    .eyebrow::before{
      content:"";
      width:34px;
      height:1px;
      background:currentColor;
      opacity:.65;
    }

    /* Header rules are centralized in the shared project-shell stylesheet. */

    /* ---------- Canvas ---------- */
    main{
      width:min(100%,var(--canvas));
      margin:0 auto;
      background:var(--paper);
      overflow:hidden;
      box-shadow:0 0 70px rgba(48,38,28,.08);
    }
    .section{position:relative;overflow:hidden}
    .section-inner{
      position:relative;
      z-index:2;
      padding:calc(var(--header-h) + 42px) var(--pad) 54px;
    }

    /* ---------- Indicador de lectura editorial (sin índice ni navegación) ---------- */
    .progress-rail{
      position:fixed;
      z-index:220;
      left:max(18px,calc((100vw - min(var(--canvas),100vw))/2 + 18px));
      top:50%;
      width:1px;
      height:150px;
      transform:translateY(-50%);
      background:rgba(255,255,255,.25);
      mix-blend-mode:difference;
      pointer-events:none;
    }
    .progress-fill{
      display:block;
      width:100%;
      height:0;
      background:#fff;
    }
    .progress-index{
      position:fixed;
      z-index:220;
      left:max(11px,calc((100vw - min(var(--canvas),100vw))/2 + 11px));
      top:calc(50% + 88px);
      color:#fff;
      mix-blend-mode:difference;
      writing-mode:vertical-rl;
      font-size:8px;
      letter-spacing:.15em;
      pointer-events:none;
    }
    @media (max-width:900px){
      .progress-rail,.progress-index{display:none}
    }

    /* ---------- Reveal ---------- */
    .reveal{
      opacity:0;
      transform:translateY(24px);
      transition:opacity .8s var(--ease),transform .8s var(--ease);
    }
    .reveal.in-view{opacity:1;transform:none}
    .delay-1{transition-delay:.1s}
    .delay-2{transition-delay:.2s}
    .delay-3{transition-delay:.3s}

    /* ---------- Full bleed ---------- */
    .full-bleed{
      
      color:#fff;
      background:#171612;
    }
    .media{
      position:absolute;
      inset:0;
    }
    .media img{
      width:100%;
      height:100%;
      object-fit:cover;
      object-position:center;
    }
    .media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(90deg,rgba(0,0,0,.42),rgba(0,0,0,.08) 56%,rgba(0,0,0,.02));
      pointer-events:none;
    }
    .chapter-label{
      position:absolute;
      z-index:3;
      top:calc(var(--header-h) + 30px);
      left:var(--pad);
    }
    .image-caption{
      max-width:500px;
      margin-top:auto;
      padding-top:52vh;
      padding-bottom:7vh;
    }
    .image-caption h2{
      margin:12px 0 18px;
      font-size:clamp(40px,5.2vw,78px);
      line-height:.96;
    }
    .image-caption p{
      max-width:430px;
      font-size:clamp(13px,.95vw,16px);
      line-height:1.72;
      color:rgba(255,255,255,.82);
    }
    .chapter-number{
      position:absolute;
      z-index:3;
      right:var(--pad);
      bottom:38px;
      font-family:Georgia,serif;
      font-size:clamp(48px,7vw,92px);
      opacity:.1;
    }

    /* ---------- Manifesto ---------- */
    .manifesto{
      
      display:grid;
      align-items:center;
      background:var(--paper);
    }
    .manifesto .section-inner{
      display:grid;
      grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);
      gap:8vw;
      align-items:center;
    }
    .manifesto h2{
      margin:16px 0 22px;
      font-size:clamp(38px,4.8vw,72px);
      line-height:.98;
    }
    .manifesto-copy{max-width:520px}
    .manifesto-copy > p{
      margin:0 0 34px;
      font-family:Georgia,serif;
      font-size:clamp(17px,1.55vw,22px);
      line-height:1.55;
      color:#39352f;
    }
    .principles{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:16px;
    }
    .principle{
      border-top:1px solid #b9ad9e;
      padding-top:16px;
    }
    .principle strong{
      display:block;
      margin-bottom:7px;
      font-family:Georgia,serif;
      font-size:21px;
      font-weight:400;
    }
    .principle span{
      font-size:11px;
      line-height:1.6;
      color:var(--muted);
    }

    /* ---------- Editorial family ---------- */
    .editorial{
      background:var(--paper);
      padding:clamp(72px,6vw,100px) var(--pad);
    }
    .editorial-grid{
      max-width:1640px;
      margin:0 auto;
      display:grid;
      grid-template-columns:minmax(280px,var(--editorial-copy)) minmax(600px,var(--editorial-media));
      gap:var(--editorial-gap);
      align-items:center;
      justify-content:center;
    }
    .editorial.reverse .editorial-grid{
      grid-template-columns:minmax(600px,var(--editorial-media)) minmax(280px,var(--editorial-copy));
    }
    .editorial.reverse .editorial-media{order:1}
    .editorial.reverse .editorial-copy{order:2}
    .editorial-copy{
      max-width:var(--editorial-copy);
    }
    .editorial-copy h2{
      margin:16px 0 20px;
      font-size:clamp(38px,4.4vw,68px);
      line-height:.98;
    }
    .editorial-copy > p{
      max-width:420px;
      font-size:14px;
      line-height:1.76;
      color:#5f574d;
    }
    .editorial-media{
      width:100%;
      max-width:var(--editorial-media);
      aspect-ratio:16/10;
      overflow:hidden;
      background:#ddd4c8;
    }
    .editorial-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      object-position:center;
    }
    .details{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
      margin-top:24px;
    }
    .detail{
      border-top:1px solid var(--line);
      padding-top:10px;
    }
    .detail b{
      display:block;
      font-size:8px;
      letter-spacing:.16em;
      text-transform:uppercase;
      font-weight:600;
    }
    .detail span{
      display:block;
      margin-top:5px;
      font-size:10.5px;
      line-height:1.55;
      color:#6b6258;
    }
    .quote{
      margin-top:20px;
      padding-top:16px;
      border-top:1px solid var(--line);
      font-family:Georgia,serif;
      font-size:18px;
      line-height:1.45;
    }

    /* ---------- Framed full images ---------- */
    .framed{
      
      background:var(--paper);
      color:#fff;
    }
    .framed .media{
      inset:clamp(76px,6vw,108px) var(--pad) clamp(52px,4vw,72px);
      overflow:hidden;
    }
    .framed .section-inner{
      
      padding:
        clamp(112px,9vw,148px)
        calc(var(--pad) + clamp(26px,3vw,50px))
        clamp(78px,6vw,104px);
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
    }
    .framed .chapter-label{
      top:clamp(104px,8vw,132px);
      left:calc(var(--pad) + clamp(26px,3vw,50px));
    }
    .framed .image-caption{
      margin:0;
      padding:0;
    }

    /* ---------- Buttons ---------- */
    .action{
      display:inline-block;
      margin-top:14px;
      border:0;
      border-bottom:1px solid currentColor;
      background:transparent;
      padding:9px 0 7px;
      cursor:pointer;
      text-transform:uppercase;
      font-size:8px;
      letter-spacing:.22em;
    }
    .action:hover{opacity:.58}
    .project-end-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:12px;
      width:max-content;
      margin:0 auto 0;
      padding:9px 0 13px;
      color:inherit;
      text-decoration:none;
      text-transform:uppercase;
      font-size:8px;
      letter-spacing:.22em;
      opacity:.72;
      transition:opacity .25s var(--ease),transform .3s var(--ease);
    }
    .project-end-link::after{content:"";position:absolute;left:50%;bottom:0;width:42px;height:1px;background:currentColor;opacity:.24;transform:translateX(-50%);transition:width .28s var(--ease),opacity .28s var(--ease)}
    .project-end-link:hover,.project-end-link:focus-visible{opacity:1;transform:translateX(-3px);outline:none}
    .project-end-link:hover::after,.project-end-link:focus-visible::after{width:58px;opacity:.52}

    /* ---------- Closing ---------- */
    .closing{
      
      display:grid;
      place-items:center;
      padding:100px var(--pad);
      background:#fbfaf7;
      color:var(--ink);
      text-align:center;
    }
    .closing-inner{max-width:880px}
    .closing-logo{
      width:min(300px,48vw);
      height:auto;
      aspect-ratio:600/112;
      margin:0 auto 46px;
    }
    .closing-logo img{display:block;width:100%;height:auto!important;aspect-ratio:auto!important;object-fit:contain}
    .closing h2{
      margin:16px 0 28px;
      font-size:clamp(58px,8vw,118px);
      line-height:.88;
    }
    .closing p{
      max-width:500px;
      margin:0 auto 38px;
      font-size:14px;
      line-height:1.75;
      color:#665f56;
    }
    .meta-row{
      margin-top:64px;
      padding-top:22px;
      border-top:1px solid rgba(29,27,24,.18);
      display:flex;
      justify-content:space-between;
      gap:30px;
      color:#81786e;
      font-size:8px;
      letter-spacing:.17em;
      text-transform:uppercase;
    }

    /* ---------- Lightbox ---------- */
    .lightbox{
      position:fixed;
      inset:0;
      z-index:var(--project-overlay-z);
      display:grid;
      grid-template-rows:auto 1fr auto;
      background:#11100e;
      color:#fff;
      opacity:0;
      visibility:hidden;
      pointer-events:none;
      transition:opacity .32s var(--ease),visibility .32s;
    }
    body.lightbox-open .lightbox{
      opacity:1;
      visibility:visible;
      pointer-events:auto;
    }
    .lightbox-bar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:20px 28px;
    }
    .lightbox-title{
      font-size:9px;
      letter-spacing:.18em;
      text-transform:uppercase;
      color:rgba(255,255,255,.65);
    }
    .lightbox-close{
      border:0;
      background:transparent;
      color:#fff;
      font-size:26px;
      cursor:pointer;
    }
    .lightbox-stage{
      position:relative;
      min-height:0;
      display:grid;
      place-items:center;
      padding:0 6vw;
    }
    .lightbox-stage img{
      max-width:100%;
      max-height:calc(100svh - 145px);
      object-fit:contain;
    }
    .lightbox-nav{
      position:absolute;
      top:50%;
      width:46px;
      height:46px;
      transform:translateY(-50%);
      border:0;
      border-radius:50%;
      background:rgba(255,255,255,.08);
      color:#fff;
      cursor:pointer;
      font-size:22px;
    }
    .lightbox-prev{left:18px}
    .lightbox-next{right:18px}
    .lightbox-foot{
      padding:14px 28px 22px;
      display:flex;
      justify-content:space-between;
      color:rgba(255,255,255,.48);
      font-size:9px;
      letter-spacing:.12em;
      text-transform:uppercase;
    }

    /* ---------- Responsive ---------- */
    @media (max-width:1100px){
      :root{
        --editorial-copy:320px;
        --editorial-media:760px;
        --editorial-gap:36px;
      }
    }

    @media (max-width:900px){
      :root{--header-h:64px;--pad:24px}
      body{background:var(--paper)}
      main{width:100%;box-shadow:none}
      .manifesto{min-height:auto}
      .manifesto .section-inner{
        display:block;
        padding-top:104px;
        padding-bottom:72px;
      }
      .manifesto-copy{margin-top:34px}
      .principles{grid-template-columns:1fr;gap:22px}

      .full-bleed,
      .framed{
        min-height:auto;
        display:block;
        background:#171612;
      }
      .full-bleed .media,
      .framed .media{
        position:relative;
        inset:auto;
        width:100%;
        aspect-ratio:16/9;
      }
      .full-bleed .media img,
      .framed .media img{
        object-fit:contain;
      }
      .full-bleed .media::after,
      .framed .media::after{display:none}
      .full-bleed .section-inner,
      .framed .section-inner{
        min-height:auto;
        padding:30px 24px 46px;
        display:block;
        background:#171612;
      }
      .chapter-label,
      .framed .chapter-label{
        position:static;
        display:flex;
        padding:26px 24px 0;
        background:#171612;
      }
      .image-caption{
        margin:0;
        padding:0;
      }
      .scroll-cue{
        position:static;
        margin-top:26px;
        justify-content:flex-end;
      }
      .chapter-number{display:none}

      .editorial{
        padding:56px 24px 68px;
      }
      .editorial-grid,
      .editorial.reverse .editorial-grid{
        grid-template-columns:1fr;
        gap:28px;
      }
      .editorial-media,
      .editorial.reverse .editorial-media{
        order:-1;
        max-width:none;
        aspect-ratio:16/9;
      }
      .editorial-copy,
      .editorial.reverse .editorial-copy{
        order:2;
        max-width:520px;
      }

      .details{grid-template-columns:1fr}
      .meta-row{
        flex-direction:column;
        align-items:center;
      }
    }

    @media (max-width:560px){

      .image-caption h2,
      .editorial-copy h2{font-size:clamp(36px,10vw,54px)}
      .lightbox-stage{padding:0 12px}
      .lightbox-nav{top:auto;bottom:8px}
      .lightbox-prev{left:16px}
      .lightbox-next{right:16px}
    }

    @media (prefers-reduced-motion:reduce){
      html{scroll-behavior:auto}
      *,*::before,*::after{
        animation:none!important;
        transition-duration:.01ms!important;
      }
      .reveal{opacity:1;transform:none}
}

/* =========================================================
   ESCALA SEGURA AL CAMBIAR EL ZOOM DEL NAVEGADOR

   El problema provenía de paddings internos en vh (38vh y 52vh).
   Al alejar el navegador, el viewport CSS aumenta y esos espacios
   hacían crecer artificialmente las secciones fotográficas.
   ========================================================= */

/* Altura controlada: nunca supera el lienzo editorial de 1080 px. */
.full-bleed{
  height:clamp(640px,100svh,1080px);
  min-height:0;
}

/* La capa de contenido ocupa la sección sin añadir altura extra. */
.full-bleed .section-inner{
  height:100%;
  min-height:0;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:
    calc(var(--header-h) + 34px)
    var(--pad)
    clamp(54px,6vh,92px);
}

/* Las fotografías mantienen una altura acotada al cambiar el zoom. */
.image-caption{
  margin:0;
  padding:0;
}

/* Las secciones con marco también quedan limitadas verticalmente. */
.framed{
  height:clamp(680px,92svh,994px);
  min-height:0;
}

.framed .section-inner{
  height:100%;
  min-height:0;
}

/* Evitar que otras láminas altas se expandan indefinidamente con el zoom. */
.manifesto{
  min-height:clamp(640px,86svh,930px);
}

.closing{
  min-height:0;
  height:clamp(680px,100svh,1080px);
}

/* Mantener la imagen siempre dentro de la sección que la contiene. */
.full-bleed .media,
.framed .media{
  max-height:100%;
}

/* En ventanas estrechas se conserva la versión responsiva vertical. */
@media (max-width:900px){
  .full-bleed,
  .framed,
  .closing{
    height:auto;
    min-height:auto;
  }

  .full-bleed .section-inner,
  .framed .section-inner{
    height:auto;
  }

  .manifesto{
    min-height:auto;
  }
}

/* Header contrast is centralized in the shared project-shell stylesheet. */

/* =========================================================
   PANTALLA DE CARGA
   Barra vinculada a la carga real de las imágenes.
   ========================================================= */
body.is-loading{overflow:hidden}
.loader{
  position:fixed;
  inset:0;
  z-index:1000;
  display:grid;
  place-items:center;
  background:#151410;
  color:#f4efe6;
  opacity:1;
  visibility:visible;
  transition:opacity .7s var(--ease),visibility .7s;
}
.loader.is-hidden{
  opacity:0;
  visibility:hidden;
  pointer-events:none;
}
.loader-inner{
  width:min(420px,72vw);
  text-align:center;
}
.loader-name{
  font-family:"Iowan Old Style","Baskerville","Times New Roman",serif;
  font-size:clamp(38px,5vw,76px);
  line-height:.95;
  letter-spacing:-.035em;
}
.loader-line{
  width:min(210px,54vw);
  height:1px;
  margin:26px auto 20px;
  overflow:hidden;
  background:rgba(255,255,255,.16);
}
.loader-progress{
  display:block;
  width:0;
  height:100%;
  background:#f4efe6;
  transition:width .22s ease-out;
}
.loader-label{
  font-size:8px;
  letter-spacing:.25em;
  text-transform:uppercase;
  color:rgba(255,255,255,.48);
}
@media (prefers-reduced-motion:reduce){
  .loader{transition:none}
  .loader-progress{transition:none}
}


/* ---------- Zona social ---------- */

#social.social-editorial{
  min-height:0;
  height:auto;
  padding:clamp(88px,9vw,154px) var(--pad);
  display:grid;
  grid-template-columns:minmax(0,1.42fr) minmax(300px,.58fr);
  grid-template-rows:1fr;
  gap:clamp(48px,6vw,108px);
  align-items:center;
  background:#f3efe8;
  color:var(--ink);
}

#social.social-editorial .media{
  position:relative;
  inset:auto;
  grid-column:1;
  grid-row:1;
  width:100%;
  max-width:1120px;
  aspect-ratio:2048/1143;
  max-height:none;
  justify-self:start;
  overflow:hidden;
  background:#e8e1d7;
}

#social.social-editorial .media img{
  width:100%;
  height:100%;
  object-fit:contain;
  object-position:center;
}

#social.social-editorial .media::after{display:none}

#social.social-editorial .chapter-label{
  position:static;
  grid-column:2;
  grid-row:1;
  align-self:start;
  padding:0;
  color:#7a705f;
}

#social.social-editorial .section-inner{
  grid-column:2;
  grid-row:1;
  width:100%;
  height:auto;
  min-height:0;
  padding:0;
  display:block;
  align-self:center;
}

#social.social-editorial .image-caption{
  max-width:400px;
  margin:0;
  padding:0;
}

#social.social-editorial .image-caption p{color:#665f56}

#social.social-editorial .action{
  color:var(--ink);
  border-color:rgba(29,27,24,.42);
}

#social.social-editorial .chapter-number{
  right:var(--pad);
  bottom:30px;
  color:rgba(29,27,24,.2);
}

@media (max-width:1100px){
  #social.social-editorial{
    display:grid;
    grid-template-columns:1fr;
    grid-template-rows:auto auto auto;
    gap:0;
    padding:72px var(--pad) 84px;
  }

  #social.social-editorial .media{
    grid-column:1;
    grid-row:1;
    width:min(100%,980px);
    margin:0 auto;
  }

  #social.social-editorial .chapter-label{
    grid-column:1;
    grid-row:2;
    width:min(100%,980px);
    margin:32px auto 0;
    display:flex;
    background:transparent;
  }

  #social.social-editorial .section-inner{
    grid-column:1;
    grid-row:3;
    width:min(100%,980px);
    margin:24px auto 0;
    background:transparent;
  }

  #social.social-editorial .image-caption{max-width:620px}
}

@media (max-width:560px){
  #social.social-editorial{
    padding:58px 20px 68px;
  }

  #social.social-editorial .chapter-label{margin-top:26px}
  #social.social-editorial .section-inner{margin-top:20px}
  #social.social-editorial .chapter-number{display:none}
}

/* =========================================================
   LÁMINA DE APERTURA INTEGRADA · CONCEPTO + PALETA MATERIAL
   ========================================================= */

.opening-spread{
  position:relative;
  background:var(--paper);
  border-bottom:1px solid rgba(29,27,24,.08);
}

.opening-spread::after{
  content:"";
  position:absolute;
  left:var(--pad);
  right:var(--pad);
  bottom:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(29,27,24,.18),transparent);
}

.opening-spread #concepto.manifesto{
  min-height:0;
  background:transparent;
}

.opening-spread #concepto .section-inner{
  min-height:0;
  padding:
    clamp(32px,3.2vw,54px)
    var(--pad)
    clamp(70px,7vw,112px);
  display:grid;
  grid-template-columns:minmax(260px,.62fr) minmax(0,1.38fr);
  column-gap:clamp(54px,7vw,132px);
  row-gap:clamp(38px,4vw,62px);
  align-items:start;
  border-top:1px solid rgba(29,27,24,.14);
}

.opening-spread #concepto .manifesto-copy{
  margin:0;
  padding:0;
  max-width:760px;
}

.opening-spread #concepto .principles{
  margin-top:30px;
}

.opening-spread #concepto .principle strong{
  font-size:11px;
  letter-spacing:.02em;
}

.opening-spread #concepto .principle span{
  font-size:9px;
  line-height:1.65;
}

.material-palette{
  grid-column:1 / -1;
  padding-top:clamp(22px,2.5vw,34px);
  border-top:1px solid rgba(29,27,24,.14);
}

.palette-heading{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:24px;
  margin-bottom:20px;
}

.palette-heading strong{
  font-family:"Iowan Old Style","Baskerville","Times New Roman",serif;
  font-size:clamp(22px,2vw,32px);
  font-weight:400;
  letter-spacing:-.025em;
}

.palette-heading small{
  max-width:38ch;
  color:var(--muted);
  font-size:9px;
  line-height:1.6;
  letter-spacing:.16em;
  text-align:right;
  text-transform:uppercase;
}

.palette-grid{
  display:grid;
  grid-template-columns:repeat(5,minmax(0,1fr));
  gap:clamp(8px,1.2vw,18px);
}

.material-chip{
  min-width:0;
  padding-top:9px;
  border-top:1px solid rgba(29,27,24,.2);
}

.material-swatch{
  display:block;
  width:100%;
  height:clamp(27px,2.3vw,38px);
  margin-bottom:14px;
  border:1px solid rgba(29,27,24,.08);
}

.swatch-walnut{background:#674e38}
.swatch-oak{background:#8c735d}
.swatch-taupe{background:#a38f7e}
.swatch-stone{background:#cac0b8}
.swatch-ivory{background:#d7d0c8}

.material-meta{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  gap:8px;
  align-items:baseline;
}

.material-index{
  color:#9b938a;
  font-size:8px;
  letter-spacing:.14em;
}

.material-name{
  overflow:hidden;
  color:#4f4942;
  font-size:9px;
  letter-spacing:.1em;
  text-overflow:ellipsis;
  text-transform:uppercase;
  white-space:nowrap;
}

.material-hex{
  color:#9b938a;
  font-size:8px;
  letter-spacing:.08em;
  text-transform:uppercase;
}

html[lang="es"] [data-palette-lang="en"],
html[lang="en"] [data-palette-lang="es"]{display:none}

@media (max-width:900px){
  .opening-spread #concepto .section-inner{
    grid-template-columns:1fr;
    gap:34px;
    padding:42px var(--pad) 82px;
  }

  .opening-spread #concepto .manifesto-copy{max-width:680px}
  .material-palette{grid-column:1}
  .palette-grid{grid-template-columns:repeat(5,minmax(92px,1fr));overflow-x:auto;padding-bottom:8px}
}

@media (max-width:560px){
  .opening-spread #concepto .section-inner{
    padding:36px 20px 68px;
  }

  .palette-heading{
    display:grid;
    gap:8px;
  }

  .palette-heading small{text-align:left}
  .palette-grid{grid-template-columns:repeat(2,minmax(0,1fr));overflow:visible}
  .material-chip:last-child{grid-column:1 / -1;width:calc(50% - 4px)}
  .material-swatch{height:34px}
  .material-hex{display:none}
}

/* =========================================================
   PORTADA · TEXTO EDITORIAL + FILM A DEMANDA
   El vídeo de YouTube no se solicita hasta que el visitante pulsa reproducir.
   ========================================================= */

.opening-spread #inicio.cover-editorial{
  position:relative;
  min-height:clamp(530px,66svh,750px);
  display:block;
  background:var(--paper);
  color:var(--ink);
  padding:
    calc(var(--project-header-h) + clamp(38px,4vw,68px))
    var(--pad)
    clamp(46px,4.5vw,72px);
}
.opening-spread #inicio.cover-editorial::after{
  content:"";
  position:absolute;
  left:var(--pad);
  right:var(--pad);
  bottom:0;
  height:1px;
  background:rgba(29,27,24,.22);
}
.opening-spread #inicio.cover-editorial .section-inner{
  position:relative;
  z-index:2;
  width:100%;
  max-width:1540px;
  height:auto;
  min-height:0;
  margin:0 auto;
  padding:0;
  display:block;
  background:transparent;
}
.opening-spread #inicio .hero-layout{
  display:grid;
  grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  gap:clamp(42px,5vw,94px);
  align-items:center;
}
.opening-spread #inicio .hero-copy{
  width:100%;
  max-width:none;
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:0;
  margin:0;
  padding:0;
}
.opening-spread #inicio .hero-copy .eyebrow{margin-bottom:30px}
.opening-spread #inicio .hero-title{
  margin:0;
  font-size:clamp(72px,7.1vw,128px);
  line-height:.84;
  text-wrap:balance;
}
.opening-spread #inicio .hero-sub{
  max-width:40ch;
  margin:clamp(28px,3.1vw,45px) 0 0;
  padding:0;
  border:0;
  color:#665f56;
  font-size:clamp(14px,1vw,17px);
  line-height:1.8;
  text-wrap:pretty;
}
.opening-spread #inicio .scroll-cue{
  display:flex;
  align-items:center;
  justify-content:flex-start;
  gap:12px;
  margin-top:clamp(32px,3.4vw,48px);
  color:#7a705f;
  font-size:8px;
  letter-spacing:.22em;
  text-transform:uppercase;
}
.opening-spread #inicio .scroll-line{
  display:block;
  width:58px;
  height:1px;
  background:rgba(29,27,24,.28);
}

/* El fotograma de cubierta se reutiliza desde los recursos del proyecto;
   nunca se descarga una miniatura externa ni se incluye un MP4. */
.film-frame{
  min-width:0;
  margin:0;
  background:#d9d0c6;
}
.film-screen{
  width:100%;
  aspect-ratio:16/9;
  position:relative;
  overflow:hidden;
  background:#171612;
}
.film-poster{
  position:relative;
  display:block;
  width:100%;
  height:100%;
  padding:0;
  border:0;
  cursor:pointer;
  overflow:hidden;
  color:#fff;
  background:#171612;
  text-align:left;
}
.film-poster img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .65s var(--ease);
}
.film-poster::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 48%,rgba(12,10,8,.54));
  pointer-events:none;
}
.film-poster:hover img{transform:scale(1.035)}
.film-play{
  position:absolute;
  z-index:1;
  top:50%;
  left:50%;
  display:grid;
  place-items:center;
  width:clamp(64px,6.5vw,88px);
  aspect-ratio:1;
  border:1px solid rgba(255,255,255,.85);
  border-radius:50%;
  background:rgba(22,19,16,.21);
  transform:translate(-50%,-50%);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  transition:background .25s ease,scale .25s ease;
}
.film-play svg{display:block;width:26px;height:26px;margin-left:4px;fill:currentColor}
.film-poster:hover .film-play,
.film-poster:focus-visible .film-play{background:rgba(22,19,16,.46);scale:1.06}
.film-poster:focus-visible{outline:3px solid #8b7360;outline-offset:-3px}
.film-foot{
  position:absolute;
  z-index:1;
  left:clamp(18px,2.5vw,34px);
  right:clamp(18px,2.5vw,34px);
  bottom:clamp(18px,2.5vw,30px);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  font-size:clamp(8px,.76vw,11px);
  font-weight:600;
  letter-spacing:.15em;
  text-transform:uppercase;
}
.film-screen iframe{
  display:block;
  width:100%;
  height:100%;
  border:0;
}

@media (max-width:1050px){
  .opening-spread #inicio.cover-editorial{
    min-height:0;
    padding:calc(var(--project-header-h) + 60px) var(--pad) 64px;
  }
  .opening-spread #inicio .hero-layout{
    grid-template-columns:minmax(0,1fr);
    gap:52px;
  }
  .opening-spread #inicio .hero-copy{max-width:760px}
  .opening-spread #inicio .hero-title{font-size:clamp(72px,12vw,116px)}
  .opening-spread #inicio .hero-sub{max-width:55ch}
  .film-frame{width:100%;max-width:900px}
}
@media (max-width:560px){
  .opening-spread #inicio.cover-editorial{
    padding:calc(var(--project-header-h) + 52px) 20px 56px;
  }
  .opening-spread #inicio.cover-editorial::after{left:20px;right:20px}
  .opening-spread #inicio .hero-layout{gap:38px}
  .opening-spread #inicio .hero-copy .eyebrow{margin-bottom:26px}
  .opening-spread #inicio .hero-title{font-size:clamp(62px,18.5vw,92px)}
  .opening-spread #inicio .hero-sub{margin-top:28px;max-width:42ch}
  .opening-spread #inicio .scroll-cue{margin-top:36px}
  .film-foot{font-size:8px;letter-spacing:.08em}
  .film-play{width:60px}
  .film-play svg{width:23px;height:23px}
}

/* Header local: sólo la disposición y el contraste propios de Materia y Luz.
   El resto de las portadas conserva el CSS compartido sin modificaciones. */
body[data-project="materia-y-luz"] .project-shell-center{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  max-width:32vw;
  opacity:.8;
  pointer-events:auto;
}
body[data-project="materia-y-luz"] .project-shell-center:hover{opacity:1}
body[data-project="materia-y-luz"] .project-shell-center:focus-visible{
  opacity:1;
  outline:1px solid currentColor;
  outline-offset:3px;
}
body[data-project="materia-y-luz"] .project-shell-contact{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:10px;
}
body[data-project="materia-y-luz"] .project-shell-talk{
  color:inherit;
  font:600 9px/1 "Manrope","Avenir Next","Segoe UI",sans-serif;
  letter-spacing:.13em;
  text-transform:uppercase;
  white-space:nowrap;
  opacity:.78;
  transition:opacity .2s ease;
}
body[data-project="materia-y-luz"] .project-shell-talk:hover,
body[data-project="materia-y-luz"] .project-shell-talk:focus-visible{
  opacity:1;
  outline:1px solid currentColor;
  outline-offset:3px;
}
body[data-project="materia-y-luz"] .project-shell-whatsapp{
  width:30px;
  height:30px;
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
  color:#fff;
  background:#25d366;
  box-shadow:0 4px 14px rgba(0,0,0,.16);
  transition:transform .24s var(--ease),filter .24s ease;
}
body[data-project="materia-y-luz"] .project-shell-whatsapp svg{
  display:block;
  width:16px;
  height:16px;
}
body[data-project="materia-y-luz"] .project-shell-whatsapp:hover,
body[data-project="materia-y-luz"] .project-shell-whatsapp:focus-visible{
  outline:2px solid currentColor;
  outline-offset:2px;
  transform:translateY(-2px);
  filter:brightness(1.05);
}
@media (max-width:760px){
  body[data-project="materia-y-luz"] .project-shell-center{
    display:inline-flex;
    font-size:8px;
    letter-spacing:.13em;
  }
  body[data-project="materia-y-luz"] .project-shell-talk{
    font-size:8px;
    letter-spacing:.07em;
  }
}
@media (max-width:540px){
  body[data-project="materia-y-luz"] .brand{width:clamp(73px,18vw,88px)}
  body[data-project="materia-y-luz"] .topbar-inner{gap:4px}
  body[data-project="materia-y-luz"] .project-shell-center{
    font-size:7.5px;
    letter-spacing:.10em;
  }
  body[data-project="materia-y-luz"] .project-shell-tools{gap:6px}
  body[data-project="materia-y-luz"] .project-shell-lang{gap:6px}
  body[data-project="materia-y-luz"] .project-shell-lang button{
    min-width:23px;
    min-height:40px;
    padding:10px 0;
    font-size:7px;
    letter-spacing:0;
  }
  body[data-project="materia-y-luz"] .project-shell-lang button+button::before{left:-5px}
  body[data-project="materia-y-luz"] .project-shell-contact{gap:7px}
  body[data-project="materia-y-luz"] .project-shell-talk{font-size:8px;letter-spacing:0}
  body[data-project="materia-y-luz"] .project-shell-whatsapp{width:25px;height:25px}
  body[data-project="materia-y-luz"] .project-shell-whatsapp svg{width:14px;height:14px}
}
@media (max-width:359px){
  body[data-project="materia-y-luz"] .project-shell-tools{gap:4px}
  body[data-project="materia-y-luz"] .project-shell-lang{gap:4px}
  body[data-project="materia-y-luz"] .project-shell-lang button{min-width:20px}
  body[data-project="materia-y-luz"] .project-shell-lang button+button::before{left:-4px}
  body[data-project="materia-y-luz"] .project-shell-contact{gap:5px}
  body[data-project="materia-y-luz"] .project-shell-talk{font-size:7px}
  body[data-project="materia-y-luz"] .project-shell-center{font-size:7px;letter-spacing:0}
  body[data-project="materia-y-luz"] .project-shell-whatsapp{width:23px;height:23px}
  body[data-project="materia-y-luz"] .project-shell-whatsapp svg{width:13px;height:13px}
}