:root {
    color-scheme: light;
    --fondo: #f6f1e7;
    --tinta: #1f2933;
    --marca: #0f6e6b;
    --acento: #d85a30;
    --papel: #fffdf8;
    --linea: #e4d8c4;
    --ancho: 1080px;
}

body.tema-contraste {
    --fondo: #101820;
    --tinta: #f4efe6;
    --marca: #f2c14e;
    --acento: #ef6f4e;
    --papel: #1b2832;
    --linea: #31414d;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: "Iowan Old Style", Palatino, "Palatino Linotype", Georgia, serif;
    background: var(--fondo);
    color: var(--tinta);
    line-height: 1.5;
}
a { color: inherit; }
.saltar { position: absolute; left: -999px; }
.saltar:focus { left: 1rem; top: 1rem; background: var(--papel); padding: .5rem; }
.cabecera, .pie, main { width: min(var(--ancho), calc(100% - 2rem)); margin-inline: auto; }
.cabecera { display: flex; justify-content: space-between; gap: 1rem; align-items: center; padding: 1.2rem 0; }
.marca { font-weight: 700; text-decoration: none; letter-spacing: -.02em; }
nav { display: flex; gap: 1rem; flex-wrap: wrap; }
nav a { text-decoration: none; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); line-height: 1.05; letter-spacing: -.03em; margin-bottom: .4rem; }
h2 { font-size: 1.4rem; }
.lead { font-size: 1.15rem; max-width: 40rem; }
.sobre { text-transform: uppercase; letter-spacing: .12em; font-size: .75rem; font-family: ui-sans-serif, system-ui, sans-serif; }
.boton, button.boton {
    display: inline-block;
    background: var(--acento);
    color: white;
    text-decoration: none;
    border: 0;
    border-radius: 999px;
    padding: .8rem 1.2rem;
    font: 600 .95rem/1 ui-sans-serif, system-ui, sans-serif;
    cursor: pointer;
}
.boton-claro { background: transparent; color: var(--tinta); outline: 1px solid var(--linea); }
.hero { padding: 2rem 0 1rem; }
.rejilla { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.rejilla a, .entrada-caja { background: var(--papel); border: 1px solid var(--linea); border-radius: 1.2rem; padding: 1rem; display: grid; gap: .35rem; text-decoration: none; }
.precio { font-size: 1.6rem; }
.filtros { display: flex; gap: .6rem; flex-wrap: wrap; margin: 1rem 0; }
.filtros a { background: var(--papel); border-radius: 999px; padding: .35rem .7rem; text-decoration: none; border: 1px solid var(--linea); }
.formulario { display: grid; gap: .8rem; max-width: 36rem; }
.formulario label { display: grid; gap: .25rem; font-family: ui-sans-serif, system-ui, sans-serif; font-size: .9rem; }
input, textarea { font: 1rem/1.4 ui-sans-serif, system-ui, sans-serif; padding: .7rem .8rem; border-radius: .7rem; border: 1px solid var(--linea); background: var(--papel); color: var(--tinta); }
.trampa { position: absolute; left: -9999px; }
.aviso { background: #e5f4f1; color: #0f3d3b; padding: .8rem 1rem; border-radius: .8rem; }
.tema-contraste .aviso { background: #243640; color: var(--tinta); }
.error { color: #9f2d2d; }
.pie { padding: 2rem 0 3rem; font-size: .9rem; }
.entrada { min-height: 100vh; display: grid; place-items: center; }
.entrada-caja { width: min(680px, calc(100% - 2rem)); }
.entrada-acciones { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1rem; }
.entrada-acciones form { display: grid; gap: .4rem; }
.entrada-acciones small { font-family: ui-sans-serif, system-ui, sans-serif; }
img { max-width: 100%; height: auto; border-radius: 1rem; }
.tabla { width: 100%; border-collapse: collapse; background: var(--papel); }
.tabla th, .tabla td { text-align: left; padding: .6rem; border-bottom: 1px solid var(--linea); font-family: ui-sans-serif, system-ui, sans-serif; }
.resumen { background: var(--papel); border: 1px solid var(--linea); border-radius: 1rem; padding: 1rem; display: grid; gap: .4rem; }
.firma { border: 1px solid var(--linea); border-radius: .8rem; background: #fff; touch-action: none; }
@media (max-width: 700px) {
    .cabecera, .entrada-acciones { display: grid; }
}