/* styles.css
Diseño moderno, “calma premium” para maternidad/bebé.
*/

:root{
  --bg:#FAFAFA;
  --text:#262626;
  --muted:#575757;

  --accent:#7A3B3B;
  --accent-2:#C9A6A6;
  --warm:#F4EFEC;
  --card:#FFFFFF;

  --border: rgba(38,38,38,.10);
  --border2: rgba(38,38,38,.06);

  --radius: 22px;
  --radius2: 16px;

  --shadow: 0 18px 55px rgba(0,0,0,.08);
  --shadow2: 0 10px 28px rgba(0,0,0,.06);

  --container: 1160px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: Manrope, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background: linear-gradient(180deg, var(--bg), #F7F3F1 55%, var(--bg));
  overflow-x:hidden;
}

a{color:inherit; text-decoration:none}
b{font-weight:700}
.container{width:min(var(--container), calc(100% - 32px)); margin:0 auto}
.w-full{width:100%}
.dot{width:5px;height:5px;border-radius:99px;background:rgba(38,38,38,.25);display:inline-block}

/* Top bar */
.topbar{
  background: rgba(122,59,59,.06);
  border-bottom: 1px solid rgba(122,59,59,.10);
}
.topbar__row{
  display:flex; flex-wrap:wrap; gap:10px;
  padding: 10px 0;
  font-size: 13px;
  color: var(--muted);
}
.topbar__item b{color:var(--accent)}

/* Header */
.header{
  position:sticky; top:0; z-index:50;
  background: rgba(250,250,250,.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border2);
}
.header__row{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding: 14px 0;
}
.brand{display:flex; align-items:center; gap:10px; min-width:170px}
.brand__mark{
  width:14px;height:14px;border-radius:6px;background:var(--accent);
  box-shadow: 0 12px 22px rgba(122,59,59,.22);
}
.brand__name{
  
  img{
  width: 100%;
    max-width: 100px;
  
  }
}
.nav{display:none; align-items:center; gap:18px}
.nav__link{
  color:var(--muted);
  font-weight:600;
  padding:10px 12px;
  border-radius: 999px;
}
.nav__link:hover{
  color:var(--text);
  background: rgba(122,59,59,.06);
}
.header__actions{display:flex; align-items:center; gap:10px}

@media (max-width: 919px){
  .header__row{
    gap:8px;
  }

  .brand{
    min-width:0;
    flex:1 1 auto;
  }

  .brand__name img{
    max-width: 88px;
    height: auto;
    display:block;
  }

  .header__actions{
    flex:0 0 auto;
    gap:8px;
  }

  .header__actions > .btn:not(.btn--icon){
    display:none;
  }

  .btn--icon,
  .hamburger{
    width:42px;
    height:42px;
    flex:0 0 42px;
  }
}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  padding: 11px 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight:700;
  cursor:pointer;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease, opacity .12s ease;
}
.btn:active{transform: translateY(1px)}
.btn--primary{
  background: var(--accent);
  color:#fff;
  box-shadow: 0 14px 30px rgba(122,59,59,.22);
}
.btn--primary:hover{box-shadow: 0 18px 40px rgba(122,59,59,.28)}
.btn--ghost{
  background: rgba(255,255,255,.75);
  border-color: var(--border2);
  color: var(--text);
}
.btn--ghost:hover{background: rgba(255,255,255,.95)}
.btn--lg{padding: 14px 18px; font-size: 15px}

/* Hamburger */
.hamburger{
  width:44px;height:44px;border-radius: 14px;
  border:1px solid var(--border2);
  background: rgba(255,255,255,.78);
  display:inline-flex; flex-direction:column; gap:5px;
  align-items:center; justify-content:center;
}
.hamburger span{width:18px;height:2px;border-radius:2px;background:var(--accent)}

/* Mobile menu */
.mobileMenu{
  border-top:1px solid var(--border2);
  background: rgba(250,250,250,.92);
}
.mobileMenu__inner{
  display:grid; gap:10px;
  padding: 14px 0 18px;
}
.mobileMenu__link{
  padding: 12px 12px;
  border-radius: 14px;
  background: rgba(255,255,255,.72);
  border: 1px solid var(--border2);
  color: var(--muted);
  font-weight:700;
}

/* Hero */
.hero{padding: 34px 0 22px}
.hero__grid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items:center;
}
.pill{
  display:inline-flex;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,.75);
  border: 1px solid var(--border2);
  color: var(--accent);
  font-weight:800;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: 12px;
}
.hero__title{
  font-family: "DM Serif Display", serif;
  font-weight: 400;
  letter-spacing: -0.03em;
  margin: 14px 0 10px;
  font-size: clamp(40px, 6vw, 60px);
  line-height: 0.95;
}
.hero__lead{
  margin: 0 0 16px;
  color: var(--muted);
  line-height: 1.65;
  font-size: 16px;
  max-width: 64ch;
}
.hero__cta{display:flex; flex-direction:column; gap:10px; margin: 18px 0 10px}
.trust{
  display:flex; flex-wrap:wrap; gap:10px;
  margin-top: 10px;
}
.trust__item{
  display:flex; align-items:center; gap:8px;
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.70);
  border: 1px solid var(--border2);
  color: var(--muted);
  font-weight:700;
  font-size: 13px;
}
.trust__icon{
  width:18px;height:18px;border-radius:6px;
  background: rgba(122,59,59,.12);
  color: var(--accent);
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:900;
}

.btn--icon{
  width:46px;
  height:46px;
  padding:0;
  border-radius:16px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  position:relative;
  border:1px solid rgba(35, 24, 21, .08);
  background:#fff;
  box-shadow: 0 10px 24px rgba(35, 24, 21, .08);
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
}

.icon{
  width:22px;
  height:22px;
  fill: currentColor;
}

.btn--icon:hover{
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(35, 24, 21, .12);
}

.btn--icon:hover::after{
  content: attr(aria-label);
  position:absolute;
  bottom:-28px;
  background:#000;
  color:#fff;
  font-size:11px;
  padding:4px 8px;
  border-radius:6px;
}

.btn--icon--wa{
  color:#25D366;
}

.btn--icon--wa:hover{
  background:#25D366;
  color:#fff;
}

.btn--icon--ig{
  color:#E1306C;
}

.btn--icon--ig:hover{
  background: linear-gradient(135deg, #f9ce34 0%, #ee2a7b 55%, #6228d7 100%);
  color:#fff;
}







/* Visual card */
.visualCard{
  background: rgba(255,255,255,.72);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  box-shadow: var(--shadow2);
  padding: 16px;
  max-width: 100%; 
}
.visualCard__frame{
  position:relative;
  border-radius: 20px;
  overflow:hidden;
  background: #f3eeee;
  border: 1px solid rgba(122,59,59,.10);
  aspect-ratio: 4 / 3;
}
.visualCard__img{
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  filter: saturate(.95) contrast(.98);
}
.badge{
  position:absolute;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,.78);
  border: 1px solid var(--border2);
  color: var(--text);
  font-weight:800;
}
.badge--top{top: 18px; left: 50%; transform:translateX(-50%)}
.badge--mid{top: 52%; left: 16px; transform:translateY(-50%)}
.badge--bot{bottom: 18px; left: 50%; transform:translateX(-50%)}

/* Sections */
.section{padding: 56px 0}
.section--soft{
  background: linear-gradient(180deg, rgba(122,59,59,.04), rgba(122,59,59,.02));
  border-top:1px solid rgba(122,59,59,.10);
  border-bottom:1px solid rgba(122,59,59,.10);
}
.sectionHead{display:grid; gap:10px; margin-bottom: 18px}
.sectionHead__kicker{
  font-weight:900;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: 12px;
  color: var(--accent);
}
.sectionHead__title{
  margin:0;
  font-family: "DM Serif Display", serif;
  font-weight: 400;
  letter-spacing:-0.02em;
  font-size: clamp(28px, 3.4vw, 44px);
}
.sectionHead__sub{
  margin:0;
  color: var(--muted);
  line-height: 1.65;
  max-width: 70ch;
}

/* Cards */
.card{
  background: rgba(255,255,255,.78);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  box-shadow: var(--shadow2);
  padding: 18px;
}
.card__head{margin-bottom: 12px}
.card__title{margin:0 0 6px; font-size: 18px}
.card__sub{margin:0; color: var(--muted); line-height:1.6}

.steps-grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }
}

#grid-4{
grid-template-columns: repeat(4, 1fr)!important
}






/* Builder layout */
.builder{
  display:grid;
  grid-template-columns: 1fr;
  gap: 14px;
  align-items:start;
}


.form{display:grid; grid-template-columns: 1fr; gap: 12px;}
.form--2{grid-template-columns: 1fr}
.field{display:grid; gap:8px}
label{font-weight:800; font-size: 13px}
select,input{
  width:100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(38,38,38,.12);
  background: rgba(255,255,255,.85);
  color: var(--text);
  outline:none;
}
select:disabled,input:disabled{opacity:.6; cursor:not-allowed}
.hint{min-height: 16px; font-size: 12px; color: var(--muted)}
.divider{height:1px; background: rgba(38,38,38,.10); margin: 10px 0}

.alert{
  margin-top: 12px;
  padding: 12px 12px;
  border-radius: 16px;
  border: 1px solid rgba(122,59,59,.18);
  background: rgba(122,59,59,.07);
  color: var(--text);
  font-weight:700;
}

.summary{position: sticky; top: 92px}
@media (max-width: 979px){
  .summary{position: relative; top:auto;}
}
.summary__price{
  font-size: 42px;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 4px 0 10px;
}
.summary__mini{
  display:grid; gap:8px;
  padding: 12px 12px;
  border-radius: 16px;
  background: rgba(244,239,236,.70);
  border: 1px solid rgba(122,59,59,.10);
  margin-bottom: 12px;
}
.summary__line{display:flex; justify-content:space-between; color: var(--muted); font-weight:800}
.free{color: var(--accent)}
.summary__items{
  display:grid; gap:10px;
  padding: 12px 12px;
  border-radius: 16px;
  background: rgba(255,255,255,.65);
  border: 1px solid var(--border2);
  margin-bottom: 12px;
}
.summary__empty{color: var(--muted); font-weight:700}
.itemRow{
  display:flex; justify-content:space-between; gap:10px;
  color: var(--muted);
  font-weight:800;
}
.itemRow b{color: var(--text)}
.pill2{
  display:inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(122,59,59,.08);
  color: var(--accent);
  font-weight:900;
  font-size: 12px;
}
/* Confirmation con mismo look que builder__right / summary */
.confirm{
  margin-top: 18px;

}

.confirm .builder__right{
  min-width: 0;
}

.confirm .summary{
  position: relative;
  top: auto;
}

.confirm .card__head .pill{
  margin-bottom: 10px;
}

.confirm__details{
  color: var(--muted);
  line-height: 1.7;
  font-weight: 700;
}

.confirm__details b{
  color: var(--text);
}

.confirm__actions{
  display: grid;
  gap: 10px;
}

.confirm__actions .btn{
  width: 100%;
}

.pre-envio{
padding-bottom: 8px;
}


/* ==========================================================
NUEVO: Visual Picker (solo afecta #armar)
========================================================== */
#armar .vHidden{
  position:absolute;
  left:-9999px;
  width:1px; height:1px;
  overflow:hidden;
  opacity:0;
}

#armar .vPicker{
  display:grid;
  gap: 14px;
}

#armar .vBlock{
  padding: 14px;
  border-radius: 18px;
  background: rgba(255,255,255,.55);
  border: 1px solid rgba(38,38,38,.06);
}

#armar .vBlock__top{
  display:flex;
  justify-content:space-between;
  gap: 12px;
  align-items:baseline;
  margin-bottom: 10px;
}
#armar .vBlock__title{
  font-weight: 900;
  letter-spacing: -.01em;
}
#armar .vBlock__hint{
  font-size: 12px;
  color: var(--muted);
}

#armar .vGrid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
#armar .vGrid--2{
  grid-template-columns: 1fr;
}
@media (min-width: 720px){
  #armar .vGrid{ grid-template-columns: 1fr 1fr; }
  #armar .vGrid--2{ grid-template-columns: 1fr 1fr; }
}

#armar .vCard{
  display:flex;
  gap: 12px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid rgba(38,38,38,.08);
  background: rgba(250,250,250,.70);
  cursor:pointer;
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease, background .12s ease;
  position:relative;
}
#armar .vCard:hover{
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(0,0,0,.10);
}
#armar .vCard.is-selected{
  border-color: rgba(122,59,59,.35);
  box-shadow: 0 18px 50px rgba(122,59,59,.12);
  background: rgba(122,59,59,.04);
}
#armar .vCard.is-disabled{
  opacity:.55;
  cursor:not-allowed;
  transform:none !important;
  box-shadow:none !important;
}

#armar .vImg{
  width: 72px;
  height: 72px;
  border-radius: 14px;
  border: 1px solid rgba(38,38,38,.06);
  overflow:hidden;
  background:
    radial-gradient(circle at 30% 20%, rgba(122,59,59,.18), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,.9), rgba(250,250,250,.7));
  flex: 0 0 auto;
  display:flex;
  align-items:center;
  justify-content:center;
}
#armar .vImg img{
  width:100%;
  height:100%;
  object-fit: cover;
  display:block;
}

#armar .vTxt{ flex:1; min-width:0; }
#armar .vTitle{
  font-weight: 900;
  margin: 2px 0 4px;
  line-height: 1.15;
}
#armar .vSub{
  font-size: 13px;
  color: var(--muted);
  line-height: 1.35;
}
#armar .vMeta{
  margin-top: 8px;
  display:flex;
  gap: 8px;
  flex-wrap:wrap;
}
#armar .vChip{
  font-size: 11px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(38,38,38,.08);
  background: rgba(255,255,255,.70);
  color: var(--text);
  font-weight: 800;
}
#armar .vBadge{
  position:absolute;
  top:10px;
  right:10px;
  font-size: 11px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(38,38,38,.10);
  background: rgba(255,255,255,.80);
  color: var(--text);
  font-weight: 900;
}
#armar .vBadge--accent{
  border-color: rgba(122,59,59,.22);
  background: rgba(122,59,59,.10);
  color: var(--accent);
}
#armar .vBadge--out{
  background: rgba(0,0,0,.04);
  color: var(--muted);
}

#armar .vChips{
  display:flex;
  gap: 10px;
  flex-wrap:wrap;
}
#armar .vChipBtn{
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid rgba(38,38,38,.10);
  background: rgba(255,255,255,.65);
  cursor:pointer;
  font-weight: 900;
  color: var(--text);
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}
#armar .vChipBtn:hover{ transform: translateY(-1px); box-shadow: 0 12px 30px rgba(0,0,0,.08); }
#armar .vChipBtn.is-selected{
  border-color: rgba(122,59,59,.35);
  box-shadow: 0 16px 40px rgba(122,59,59,.12);
  background: rgba(122,59,59,.06);
  color: var(--accent);
}
#armar .vChipBtn:disabled{
  opacity:.55;
  cursor:not-allowed;
  transform:none;
  box-shadow:none;
}

#armar .vQty{
  display:flex;
  align-items:center;
  gap: 12px;
  width: fit-content;
  border-radius: 999px;
  border: 1px solid rgba(38,38,38,.10);
  background: rgba(255,255,255,.75);
  padding: 8px 10px;
}
#armar .vQty--wipes{ margin-top: 10px; }
#armar .vQty__btn{
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(38,38,38,.10);
  background: rgba(250,250,250,.9);
  font-size: 22px;
  cursor:pointer;
}
#armar .vQty__btn:active{ transform: translateY(1px); }
#armar .vQty__val{
  min-width: 28px;
  text-align:center;
  font-weight: 900;
  font-size: 16px;
}

/* Responsive nav */
@media (min-width: 980px){
  .nav{display:flex}
  .hero__grid{grid-template-columns: 1.05fr .95fr}
  .hero__cta{flex-direction:row}
  .steps-grid{grid-template-columns: repeat(3, 1fr)}  /* ← NUEVA LÍNEA */
}

/* (Si tenías más CSS abajo, podés dejarlo; esto no rompe) */

/* Builder: 1 columna siempre (sin pantalla dividida) */
.builder{
  display: grid;
  grid-template-columns: 1fr !important;
  gap: 14px;
}

/* Por si tenías media query que lo pone en 2 columnas, lo anulamos */
@media (min-width: 980px){
  .builder{
    grid-template-columns: 1fr !important;
  }
}



/* Opcional: que el resumen se vea “sección final” y respire un poco */
.builder__right{
  margin-top: 6px;
}

/* Opcional: botón más cómodo al final en mobile */
.builder__right .btn{
  width: 100%;
}


/*/////////////////////////*
/* Info section */
.grid2{display:grid; grid-template-columns: 1fr; gap: 14px}
.info__t{margin:0 0 6px}
.info__p{margin:0; color: var(--muted); line-height:1.65}
.list{margin: 10px 0 0; padding-left: 18px; color: var(--muted); line-height: 1.75; font-weight:700}

/* FAQ */
.faq{display:grid; gap:10px}
.faq__item{
  border-radius: 18px;
  border: 1px solid var(--border2);
  background: rgba(255,255,255,.75);
  padding: 10px 12px;
}
.faq__item summary{
  cursor:pointer;
  font-weight:900;
  padding: 10px;
  border-radius: 14px;
}
.faq__item[open] summary{background: rgba(122,59,59,.06)}
.faq__body{padding: 10px 10px 12px; color: var(--muted); line-height:1.65; font-weight:700}

/* Final CTA */
.finalCTA{margin-top: 22px}
.finalCTA__box{
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.78), rgba(244,239,236,.68));
  border: 1px solid rgba(122,59,59,.10);
  box-shadow: var(--shadow2);
  padding: 22px;
  display:grid; gap:10px;
}
.finalCTA__t{margin:0; font-family:"DM Serif Display", serif; font-weight:400; letter-spacing:-0.02em; font-size: 30px}
.finalCTA__p{margin:0; color: var(--muted); line-height:1.65; font-weight:700}

/* Footer */
.footer{padding: 26px 0 90px; border-top: 1px solid var(--border2)}
.footer__row{display:flex; justify-content:space-between; align-items:center; gap:12px; flex-wrap:wrap}
.footer__meta{color: var(--muted); font-weight:800; font-size: 13px}

/* Mobile sticky bar */
.mobileBar{
  position: fixed;
  left: 0; right: 0; bottom: 0;
  padding: 10px 12px;
  background: rgba(250,250,250,.82);
  border-top: 1px solid var(--border2);
  backdrop-filter: blur(14px);
  z-index: 60;
}
.mobileBar__inner{
  width: min(var(--container), calc(100% - 12px));
  margin: 0 auto;
  display:flex; align-items:center; justify-content:space-between; gap:12px;
}
.mobileBar__price{
  display:grid; gap:2px;
  color: var(--muted);
  font-weight:900;
  font-size: 12px;
  letter-spacing: .02em;
}
.mobileBar__price b{font-size: 18px; color: var(--text)}

/* Desktop */
@media (min-width: 920px){
  .nav{display:flex}
  .hamburger{display:none}
  .hero__grid{grid-template-columns: 1.1fr .9fr; gap: 28px}
  .hero__cta{flex-direction:row; align-items:center}
  .builder{grid-template-columns: 1.15fr .85fr; gap: 18px}
  .form{grid-template-columns: repeat(2, 1fr)}
  .divider{grid-column: 1 / -1}
  .form--2{grid-template-columns: repeat(2, 1fr)}
  .span2{grid-column: 1 / -1}
  .grid2{grid-template-columns: repeat(2, 1fr)}
  .confirm__grid{grid-template-columns: 1.2fr .8fr}
  .mobileBar{display:none}
}

@media (min-width: 920px){
  .visualCard{ padding: 18px; }
  .visualCard__frame{ min-height: 380px; }
}
/* Responsive nav - ACTUALIZAR esta parte también */
@media (min-width: 980px){
  .nav{display:flex}
  .hero__grid{grid-template-columns: 1.05fr .95fr}
  .hero__cta{flex-direction:row}

  
  .steps-grid {
  display: grid;
  gap: 20px;
}}

@media (min-width: 640px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}

.step-card {
  text-align: center;
  padding: 32px 24px;
  background: rgba(255,255,255,.78);
  border-radius: 22px;
  border: 1px solid rgba(38,38,38,.06);
  box-shadow: 0 10px 28px rgba(0,0,0,.06);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 55px rgba(0,0,0,.08);
}

.step-number {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 32px;
  background: var(--accent);
  color: white;
  font-weight: 700;
  font-size: 14px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(122,59,59,.3);
}

.step-icon {
  font-size: 40px;
  margin-bottom: 16px;
  line-height: 1;
}

.step-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  font-family: "DM Serif Display", serif;
  letter-spacing: -0.02em;
}



.step-title-problem {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  font-family: "DM Serif Display", serif;
  letter-spacing: -0.02em;
}

.step-desc-problem {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

.step-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}



.steps-grid {
  display: grid;
  gap: 20px;
  padding-left: var(--space-4, 16px);
  padding-right: var(--space-4, 16px);
}

@media (min-width: 640px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    padding-left: 0;
    padding-right: 0;
  }
}
@media (max-width: 639px) {  /* ← Cambiado a max-width para pantallas MENORES a 640px */
  #grid-4 {
    grid-template-columns: 1fr !important;  /* ← Una sola columna */
    gap: 24px;
    padding-left: 0;
    padding-right: 0;
  }
}