/* Estructura común de las tres propuestas: lo que hace el motor (tarjetas,
 * filtros, ficha, modal) sin decidir colores ni tipografías. Cada piel define
 * los tokens de abajo y agrega lo suyo; así las tres se ven distintas y hacen
 * exactamente lo mismo. */
:root{
  --se-fondo:#fff; --se-panel:#fff; --se-tinta:#111; --se-gris:#666;
  --se-linea:#e2e2e2; --se-acento:#F4CF37; --se-acento-tinta:#0B0B0C;
  --se-radio:0px; --se-sombra:0 10px 30px rgba(0,0,0,.12);
  --se-display:system-ui,sans-serif; --se-cuerpo:system-ui,sans-serif;
}
*{box-sizing:border-box}
img{max-width:100%;display:block}
.se-env{max-width:1200px;margin:0 auto;padding:0 20px}

/* ---------- tarjeta ---------- */
.se-grilla{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:20px}
.se-auto{background:var(--se-panel);border:1px solid var(--se-linea);border-radius:var(--se-radio);
  overflow:hidden;display:flex;flex-direction:column;cursor:pointer;transition:border-color .15s,transform .15s}
.se-auto:hover{border-color:var(--se-tinta);transform:translateY(-2px)}
.se-foto{position:relative;aspect-ratio:4/3;display:grid;place-items:center;
  background:linear-gradient(160deg,var(--tono,#555) 0%,#101114 100%)}
.se-foto img{width:74%;opacity:.92;filter:drop-shadow(0 6px 14px rgba(0,0,0,.3))}
/* una foto de verdad ocupa todo el cuadro; la silueta es el respaldo y va chica */
.se-foto img.real{width:100%;height:100%;object-fit:cover;opacity:1;filter:none}
.se-badge{position:absolute;left:10px;top:10px;background:var(--se-acento);color:var(--se-acento-tinta);
  font-family:var(--se-display);font-size:11.5px;font-weight:800;letter-spacing:.06em;
  text-transform:uppercase;padding:4px 9px;border-radius:2px}
.se-badge.se-res{left:auto;right:46px;background:#A8441C;color:#fff}
.se-fav{position:absolute;right:10px;top:10px;width:30px;height:30px;border-radius:50%;border:0;
  background:rgba(255,255,255,.9);color:#9a9a9a;font-size:15px;line-height:1;cursor:pointer}
.se-fav.on{color:#C62828}
.se-fav:hover{background:#fff}
.se-color{position:absolute;left:10px;bottom:10px;font-size:10.5px;letter-spacing:.12em;
  text-transform:uppercase;color:rgba(255,255,255,.85);background:rgba(0,0,0,.4);padding:3px 8px;border-radius:2px}
.se-cuerpo{padding:14px 16px 16px;display:flex;flex-direction:column;gap:2px;flex:1}
.se-cuerpo h3{font-family:var(--se-display);margin:0;font-size:17px;line-height:1.2}
.se-ver{margin:4px 0 10px;font-size:13px;color:var(--se-gris)}
.se-etq{margin:0;font-size:12px;color:var(--se-gris)}
.se-precio{font-family:var(--se-display);margin:0;font-size:25px;line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.se-lugar{margin:10px 0 0;padding-top:10px;border-top:1px solid var(--se-linea);
  font-size:12.5px;color:var(--se-gris)}
.se-vacio{grid-column:1/-1;padding:40px 20px;text-align:center;color:var(--se-gris);
  border:1px dashed var(--se-linea)}

/* ---------- filtros ---------- */
.se-f{border-bottom:1px solid var(--se-linea)}
.se-f summary{cursor:pointer;padding:13px 2px;font-size:14.5px;font-weight:600;list-style:none;
  display:flex;justify-content:space-between;align-items:center}
.se-f summary::-webkit-details-marker{display:none}
.se-f summary::after{content:"+";color:var(--se-gris);font-size:16px}
.se-f[open] summary::after{content:"–"}
.se-f-cuerpo{padding:2px 2px 14px;display:flex;flex-direction:column;gap:7px}
.se-check{display:flex;gap:9px;align-items:center;font-size:14px;cursor:pointer}
.se-check input{accent-color:var(--se-tinta);width:15px;height:15px}
.se-campo{display:flex;flex-direction:column;gap:5px;font-size:13px;color:var(--se-gris)}
.se-campo select,.se-campo input{font:inherit;font-size:15px;color:var(--se-tinta);padding:9px 10px;
  border:1px solid var(--se-linea);border-radius:var(--se-radio);background:var(--se-panel);width:100%}
.se-campo select:focus,.se-campo input:focus{outline:2px solid var(--se-acento);outline-offset:1px}
.se-hr{border:0;border-top:1px solid var(--se-linea);margin:6px 0}

/* ---------- la hoja de filtros del celular ---------- */
.se-abrir-filtros{display:none;position:fixed;left:50%;bottom:18px;transform:translateX(-50%);
  z-index:45;background:var(--se-tinta);color:var(--se-fondo);border:0;border-radius:999px;
  padding:14px 26px;font:inherit;font-size:15px;font-weight:700;cursor:pointer;
  box-shadow:0 8px 22px rgba(0,0,0,.3)}
.se-cerrar-filtros{display:none;position:sticky;bottom:0;width:100%;margin-top:14px;border:0;
  background:var(--se-acento);color:var(--se-acento-tinta);font:inherit;font-size:16px;font-weight:700;
  padding:15px;border-radius:var(--se-radio);cursor:pointer}
@media(max-width:900px){
  .se-abrir-filtros{display:block}
  .se-cerrar-filtros{display:block}
  .se-hoja{display:none}
  .se-hoja.se-hoja-abierta{display:block;position:fixed;inset:0;z-index:60;overflow:auto;
    border-radius:0;border:0;padding:16px 18px 18px;background:var(--se-fondo)}
}

/* ---------- modal ---------- */
#se-modal{position:fixed;inset:0;z-index:100;display:none}
#se-modal.abierto{display:block}
.se-modal-fondo{position:absolute;inset:0;background:rgba(8,8,10,.72)}
.se-modal-caja{position:relative;background:var(--se-fondo);color:var(--se-tinta);max-width:1000px;
  width:calc(100% - 32px);margin:36px auto;max-height:calc(100vh - 72px);overflow:auto;
  border-radius:var(--se-radio);box-shadow:var(--se-sombra)}
.se-modal-caja.se-modal-angosto{max-width:520px}
.se-cerrar{position:sticky;float:right;top:10px;right:10px;margin:10px 10px 0 0;z-index:2;width:34px;height:34px;
  border:1px solid var(--se-linea);background:var(--se-panel);color:var(--se-tinta);cursor:pointer;font-size:15px;border-radius:50%}
.se-cerrar:hover{background:var(--se-acento);color:var(--se-acento-tinta)}

/* ---------- ficha ---------- */
.se-ficha{padding:22px 26px 30px}
.se-migas{font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--se-gris);margin:0 0 16px}
.se-ficha-top{display:grid;grid-template-columns:1.25fr .95fr;gap:28px;align-items:start}
.se-grande{aspect-ratio:16/10}
.se-tiras{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:8px}
.se-chica{aspect-ratio:4/3}
.se-chica img{width:70%;opacity:.75}
.se-chica img.real{opacity:1}
.se-nota-foto{font-size:12.5px;color:var(--se-gris);margin:10px 0 0}
.se-panel h3{font-family:var(--se-display);margin:0 0 4px;font-size:23px;line-height:1.15}
.se-caja{border:1px solid var(--se-linea);border-radius:var(--se-radio);padding:13px 15px;margin:12px 0}
.se-caja .se-precio{font-size:28px}
.se-precio2{color:var(--se-gris)}
.se-caja.se-permuta{background:var(--se-acento);border-color:var(--se-acento);color:var(--se-acento-tinta)}
.se-caja.se-permuta p{margin:0 0 8px;font-size:14px}
.se-link{background:none;border:0;padding:0;font:inherit;font-weight:700;text-decoration:underline;cursor:pointer;color:inherit}
.se-cta{display:block;text-align:center;background:var(--se-acento);color:var(--se-acento-tinta);
  font-family:var(--se-display);font-size:16px;font-weight:800;text-decoration:none;padding:14px;
  border:0;border-radius:var(--se-radio);cursor:pointer;width:100%;margin-top:6px}
.se-cta:hover{filter:brightness(1.06)}
.se-chico{font-size:12.5px;color:var(--se-gris);margin:8px 0 0}
.se-datos{margin-top:26px;border-top:1px solid var(--se-linea);padding-top:18px}
.se-datos h4,.se-bloque h4{font-family:var(--se-display);font-size:15px;margin:0 0 10px;
  letter-spacing:.06em;text-transform:uppercase}
.se-datos dl{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:0 26px;margin:0}
.se-datos dl > div{display:flex;justify-content:space-between;gap:12px;padding:9px 0;
  border-bottom:1px solid var(--se-linea);font-size:14px}
.se-datos dt{color:var(--se-gris)}
.se-datos dd{margin:0;font-weight:600;text-align:right}
.se-caracteristicas{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:22px;margin-top:24px}
.se-bloque ul{margin:0;padding-left:17px;font-size:14px;color:var(--se-gris);display:grid;gap:5px}
.se-vender{padding:26px 28px 30px;display:grid;gap:13px}
.se-vender h3{font-family:var(--se-display);margin:0;font-size:22px}
.se-sub{margin:0;font-size:14px;color:var(--se-gris)}
.se-dos{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* ---------- botón flotante de WhatsApp ---------- */
.se-flota{position:fixed;right:18px;bottom:18px;z-index:50;background:#25D366;color:#fff;
  width:54px;height:54px;border-radius:50%;display:grid;place-items:center;text-decoration:none;
  box-shadow:0 8px 20px rgba(0,0,0,.28)}
.se-flota svg{width:28px;height:28px;fill:currentColor}
.se-flota:hover{filter:brightness(1.05)}

@media(max-width:860px){
  .se-ficha-top{grid-template-columns:1fr;gap:20px}
  .se-ficha{padding:18px 16px 24px}
  .se-modal-caja{margin:12px auto;width:calc(100% - 16px);max-height:calc(100vh - 24px)}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}