/* Dra. Victoria Pino · Botica — estilos compartidos (paleta pirca + ladrillo) */
:root{
  --papel:#F6F1EA; --tinta:#2F2924; --piedra:#4A3B32; --ladrillo:#A4523A; --ladrillo-claro:#C27A5E;
  --tinte1:#E8DCCF; --tinte2:#DCCBBA; --tinte3:#CDB7A3; --linea:#D6C8BA; --blanco:#FFFDF9;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--papel);color:var(--tinta);font-family:"DM Sans",system-ui,sans-serif;
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--ladrillo)}
h1,h2,h3{font-family:"Inria Serif",Georgia,serif;font-weight:700;line-height:1.15;margin:0 0 .5em;color:var(--piedra)}
h1{font-size:clamp(2.1rem,6vw,3.4rem)}
h2{font-size:clamp(1.6rem,4.5vw,2.3rem)}
h3{font-size:1.3rem}
p{margin:0 0 1em}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.angosto{max-width:720px}
section{padding:64px 0}
.etiqueta{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ladrillo);font-weight:600;margin-bottom:.8em;display:block}

/* encabezado */
.top{border-bottom:1px solid var(--linea);background:var(--papel);position:sticky;top:0;z-index:20}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.marca{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--piedra)}
.marca svg{width:30px;height:30px}
.marca b{font-family:"Inria Serif",serif;font-size:1.15rem}
.marca small{display:block;font-size:.72rem;color:var(--piedra);opacity:.75;letter-spacing:.04em}
.top nav a{text-decoration:none;color:var(--piedra);font-size:.95rem;margin-left:18px}
@media(max-width:560px){.top nav a.opc{display:none}}

/* botones */
.btn{display:inline-block;background:var(--ladrillo);color:#fff;text-decoration:none;font-weight:600;
  padding:16px 28px;border-radius:999px;font-size:1.02rem;border:0;cursor:pointer;transition:background .2s,transform .2s;text-align:center}
.btn:hover{background:#8E4531;transform:translateY(-1px)}
.btn.sec{background:transparent;color:var(--ladrillo);border:1.5px solid var(--ladrillo)}
.btn.sec:hover{background:var(--tinte1)}
.btn.ancho{display:block;width:100%}

/* tarjetas */
.tarjeta{background:var(--blanco);border:1px solid var(--linea);border-radius:18px;padding:26px}
.grilla{display:grid;gap:22px}
@media(min-width:760px){.g2{grid-template-columns:1fr 1fr}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}}

/* producto en grilla */
.prod{display:flex;flex-direction:column;background:var(--blanco);border:1px solid var(--linea);border-radius:18px;overflow:hidden;text-decoration:none;color:inherit;transition:transform .2s,box-shadow .2s}
.prod:hover{transform:translateY(-3px);box-shadow:0 14px 30px -18px rgba(74,59,50,.45)}
.prod .tapa{background:var(--tinte1);padding:22px 22px 0}
.prod .tapa img{box-shadow:0 10px 24px -12px rgba(47,41,36,.5);border-radius:4px}
.prod .info{padding:18px 20px 22px;display:flex;flex-direction:column;gap:6px;flex:1}
.prod h3{margin:0;font-size:1.2rem}
.prod p{font-size:.93rem;margin:0;color:var(--piedra)}
.prod .pie{margin-top:auto;padding-top:12px;display:flex;justify-content:space-between;align-items:center}
.precio{font-family:"Playfair Display",Georgia,serif;font-weight:700;font-size:1.35rem;color:var(--tinta)}
.precio s{font-size:.8em;color:var(--piedra);opacity:.6;font-weight:400;margin-right:6px}
.chip{font-size:.75rem;background:var(--tinte1);color:var(--piedra);padding:4px 10px;border-radius:999px;font-weight:600}
.chip.nuevo{background:var(--ladrillo);color:#fff}

/* listas */
.check{list-style:none;padding:0;margin:0}
.check li{padding:10px 0 10px 34px;position:relative;border-bottom:1px solid var(--linea)}
.check li:last-child{border-bottom:0}
.check li:before{content:"";position:absolute;left:4px;top:17px;width:14px;height:14px;border-radius:50%;background:var(--ladrillo-claro)}

/* preguntas */
details{border-bottom:1px solid var(--linea);padding:18px 0}
summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";color:var(--ladrillo);font-size:1.4rem;line-height:1}
details[open] summary:after{content:"–"}
details p{margin:12px 0 0;color:var(--piedra)}

/* pie */
footer{background:var(--piedra);color:var(--tinte1);padding:44px 0 90px;font-size:.9rem}
footer a{color:#fff}
footer .aviso{opacity:.75;font-size:.82rem;margin-top:18px}

/* barra de compra fija en celular */
.barra{position:fixed;left:0;right:0;bottom:0;background:var(--blanco);border-top:1px solid var(--linea);
  padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;z-index:30;
  transform:translateY(110%);transition:transform .3s}
.barra.ver{transform:none}
.barra .precio{font-size:1.15rem}
.barra .btn{padding:12px 22px}
@media(min-width:900px){.barra{display:none}}