:root { --texto: #1f2328; --tenue: #6b6f76; --borde: #e3e1dc; --acento: #8b5a24; --fondo: #f6f5f2; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.55 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--texto); background: var(--fondo); }
.tienda { max-width: 560px; margin: 0 auto; padding: 32px 20px 48px; }
h1 { font-size: 28px; margin: 0 0 6px; } h2 { font-size: 18px; margin: 24px 0 8px; }
.tenue { color: var(--tenue); } .pequeno { font-size: 13px; } .incluye { margin: 0 0 4px; }
fieldset { border: 1px solid var(--borde); border-radius: 10px; padding: 12px 16px; margin: 18px 0; background: #fff; }
legend { font-weight: 600; padding: 0 6px; }
.opcion { display: flex; gap: 10px; align-items: baseline; padding: 6px 0; cursor: pointer; }
.opcion span { flex: 1; } .opcion input { margin: 0; }
.resumen { background: #fff; border: 1px solid var(--borde); border-radius: 10px; padding: 10px 16px; margin: 18px 0; }
.resumen p { display: flex; justify-content: space-between; margin: 6px 0; } .resumen .total { font-weight: 700; font-size: 18px; border-top: 1px solid var(--borde); padding-top: 8px; }
.acepto { font-size: 14px; align-items: flex-start; } .acepto a { color: var(--acento); }
.boton { display: block; width: 100%; margin: 16px 0 8px; padding: 14px; border: 0; border-radius: 8px; background: var(--acento); color: #fff; font: inherit; font-weight: 600; cursor: pointer; }
.aviso { background: #fde8e7; padding: 10px 14px; border-radius: 8px; }
.clave code { display: inline-block; font: 22px ui-monospace, Menlo, Consolas, monospace; background: #fff; border: 1px solid var(--borde); border-radius: 8px; padding: 10px 14px; user-select: all; }
footer { margin-top: 32px; font-size: 13px; color: var(--tenue); } footer a { color: var(--tenue); }
.cabecera { margin: 0 0 28px; padding: 0 0 20px; border-bottom: 1px solid var(--borde); text-align: center; }
.cabecera a { display: inline-block; }
.cabecera img { display: block; margin: 0 auto; max-height: 48px; max-width: 240px; width: auto; height: auto; }