/* ARTERNATIVAS Estudio · Filtros de obras · móvil primero */
.ef{--ef-am:#fcb800;--ef-az:#2c5f8a;--ef-tx:#26323d;--ef-gr:#6b7782;--ef-bd:#e3ddd0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;margin:0 0 16px;clear:both;width:100%}
.ef *,.ef-panel *{box-sizing:border-box}
.ef-barra{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.ef-abrir{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:10px 18px;border-radius:30px;border:2px solid var(--ef-az);background:#fff;color:var(--ef-az);font:700 15px/1 inherit;font-family:inherit;cursor:pointer}
.ef-n{background:var(--ef-am);color:#1d2f40;border-radius:12px;min-width:22px;height:22px;display:inline-flex;align-items:center;justify-content:center;font-size:12px;padding:0 6px}
.ef-chips{display:flex;gap:6px;overflow-x:auto;flex:1 1 100%;padding:2px 0 4px;scrollbar-width:none}
.ef-chips::-webkit-scrollbar{display:none}
.ef-chip{flex:none;display:inline-flex;gap:6px;align-items:center;background:#eef3f8;color:var(--ef-az)!important;border-radius:20px;padding:7px 12px;font-size:13px;font-weight:600;text-decoration:none!important;white-space:nowrap}
.ef-chip span{font-size:15px;line-height:1}
.ef-chip--todo{background:transparent;text-decoration:underline!important}
@media (min-width:768px){.ef-chips{flex:1}}

html.ef-bloqueo,html.ef-bloqueo body{overflow:hidden}
.ef-fondo{position:fixed;inset:0;background:rgba(15,25,35,.5);z-index:100000;opacity:0;transition:opacity .25s}
.ef-fondo.is-open{opacity:1}
.ef-panel{--ef-am:#fcb800;--ef-az:#2c5f8a;--ef-tx:#26323d;--ef-gr:#6b7782;--ef-bd:#e3ddd0;position:fixed;left:0;right:0;bottom:0;z-index:100001;background:#fff;border-radius:18px 18px 0 0;max-height:88vh;display:flex;flex-direction:column;transform:translateY(100%);transition:transform .3s cubic-bezier(.2,.8,.2,1);font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ef-tx);box-shadow:0 -10px 40px rgba(0,0,0,.2)}
.ef-panel.is-open{transform:none}
@media (min-width:768px){.ef-panel{left:auto;top:0;bottom:0;width:420px;max-height:none;border-radius:0;transform:translateX(100%)}.ef-panel.is-open{transform:none}}
.ef-cab{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--ef-bd)}
.ef-cab strong{font-size:17px}
.ef-cerrar{width:40px;height:40px;border:0;background:#f2f2f2;border-radius:50%;font-size:22px;line-height:1;cursor:pointer;color:var(--ef-tx)}
.ef-cuerpo{overflow-y:auto;padding:6px 18px 18px;flex:1;-webkit-overflow-scrolling:touch}
.ef-g{border:0;border-bottom:1px solid #f0ece3;margin:0;padding:14px 0}
.ef-g legend{font-weight:700;font-size:15px;padding:0;margin-bottom:10px;float:left;width:100%}
.ef-g legend+*{clear:both}
.ef-ops{display:flex;flex-direction:column;gap:2px}
.ef-g--chips .ef-ops{flex-direction:row;flex-wrap:wrap;gap:8px}
.ef-op{display:flex;align-items:center;gap:10px;min-height:40px;cursor:pointer;font-size:15px}
.ef-op input{width:20px;height:20px;accent-color:var(--ef-az);flex:none;margin:0}
.ef-op em{font-style:normal;color:var(--ef-gr);font-size:12px;margin-left:4px}
.ef-op small{color:var(--ef-gr);font-size:12px}
.ef-g--chips .ef-op{min-height:0}
.ef-g--chips .ef-op input{position:absolute;opacity:0;pointer-events:none}
.ef-g--chips .ef-op span{display:inline-flex;align-items:center;gap:6px;border:1.5px solid var(--ef-bd);border-radius:22px;padding:9px 14px;font-size:14px}
.ef-g--chips .ef-op input:checked+span{border-color:var(--ef-az);background:var(--ef-az);color:#fff}
.ef-g--chips .ef-op input:checked+span small{color:#dce6ef}
.ef-g--chips .ef-op input:focus-visible+span{outline:2px solid var(--ef-am)}
.ef-ori{display:inline-block;border:2px solid currentColor;border-radius:2px}
.ef-ori--horizontal{width:18px;height:12px}.ef-ori--vertical{width:12px;height:18px}.ef-ori--cuadrada{width:14px;height:14px}
.ef-mas{border:0;background:none;color:var(--ef-az);font-weight:700;padding:8px 0 0;cursor:pointer;font-size:14px}
.ef-buscar{width:100%;border:1px solid #cfd6dc;border-radius:10px;padding:10px 12px;font-size:15px;margin:0 0 8px}
.ef-rangos{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.ef-rango{border:1.5px solid var(--ef-bd);background:#fff;border-radius:22px;padding:9px 13px;font-size:14px;cursor:pointer;color:var(--ef-tx);font-family:inherit}
.ef-rango.is-on{background:var(--ef-az);border-color:var(--ef-az);color:#fff}
.ef-precio{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ef-precio label{font-size:13px;color:var(--ef-gr)}
.ef-precio input{display:block;width:100%;margin-top:4px;border:1px solid #cfd6dc;border-radius:10px;padding:11px 12px;font-size:16px}
.ef-colores{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
@media (min-width:400px){.ef-colores{grid-template-columns:repeat(6,1fr)}}
.ef-color{display:flex;flex-direction:column;align-items:center;gap:4px;cursor:pointer}
.ef-color input{position:absolute;opacity:0;pointer-events:none}
.ef-color span{width:38px;height:38px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px #d6d0c4}
.ef-color input:checked+span{box-shadow:0 0 0 3px var(--ef-az)}
.ef-color input:focus-visible+span{box-shadow:0 0 0 3px var(--ef-am)}
.ef-color small{font-size:11px;color:var(--ef-gr)}
.ef-sw{display:flex;align-items:center;gap:12px;min-height:44px;font-size:15px;cursor:pointer}
.ef-sw input{position:absolute;opacity:0}
.ef-sw span{width:44px;height:26px;border-radius:13px;background:#d6d0c4;position:relative;flex:none;transition:background .2s}
.ef-sw span:after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:transform .2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.ef-sw input:checked+span{background:var(--ef-az)}
.ef-sw input:checked+span:after{transform:translateX(18px)}
.ef-sw input:focus-visible+span{outline:2px solid var(--ef-am)}
.ef-pie{display:flex;gap:12px;align-items:center;padding:12px 18px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--ef-bd);background:#fff}
.ef-limpiar{color:var(--ef-gr)!important;font-size:14px;text-decoration:underline!important;flex:none}
.ef-ver{flex:1;min-height:50px;border:0;border-radius:30px;background:var(--ef-am);color:#1d2f40;font:800 16px/1 inherit;font-family:inherit;cursor:pointer}
.ef-ver:disabled{background:#e8e3d8;color:#8a8f96;cursor:default}
@media (prefers-reduced-motion:reduce){.ef-panel,.ef-fondo{transition:none}}