:root{color-scheme:light;--azul:#1f4e78;--azul-suave:#e8eef6;--fondo:#f3f6fa;--borde:#d9e1f2;--texto:#1b2433;--suave:#5b6675;--rojo:#b3261e;--rojo-suave:#fdecea;--verde:#1f9d61}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,Helvetica,sans-serif;background:var(--fondo);color:var(--texto);line-height:1.4}.cabecera{background:var(--azul);color:#fff;padding:18px 16px;text-align:center}.cabecera h1{margin:0;font-size:20px}.cabecera p{margin:6px 0 0;font-size:15px;opacity:.92}.cabecera .tienda{font-size:14px;font-weight:600;opacity:1}.idiomas{display:flex;justify-content:center;gap:8px;margin:14px 0 0}.idiomas button{flex:0 1 150px;min-height:44px;padding:10px 16px;border-radius:22px;border:2px solid rgba(255,255,255,.85);background:transparent;color:#fff;font-size:16px;font-weight:700}.idiomas button.activo{background:#fff;color:var(--azul);border-color:#fff}.idiomas button:focus-visible{outline:3px solid #8fb3d9;outline-offset:2px}main{max-width:560px;margin:0 auto;padding:16px}.progreso{display:flex;gap:6px;margin:0 0 14px}.progreso span{flex:1 1;height:6px;border-radius:3px;background:var(--borde)}.progreso span.hecho{background:var(--azul)}.tarjeta{background:#fff;border:1px solid var(--borde);border-radius:12px;padding:16px;margin-bottom:14px}fieldset{border:0;margin:0;padding:0;min-width:0}legend{padding:0;width:100%}.pregunta{font-size:18px;font-weight:700;margin:0 0 4px}.pregunta,h2:focus{outline:none}.req{color:var(--rojo)}.ayuda{color:var(--suave);font-size:14px;margin:0 0 12px}label.op{display:flex;align-items:center;gap:12px;min-height:52px;padding:10px 12px;margin:6px 0;border:1px solid var(--borde);border-radius:10px;cursor:pointer;font-size:16px;background:#fff}label.op.marcada{border-color:var(--azul);background:var(--azul-suave)}input[type=checkbox],input[type=radio]{width:22px;height:22px;accent-color:var(--azul);flex:none;margin:0}.otro{margin:0 0 6px 46px}input[type=email],input[type=tel],input[type=text],textarea{width:100%;font-size:16px;padding:12px;border:1px solid #aab4c4;border-radius:8px;background:#fff;color:var(--texto)}textarea{font-family:inherit;resize:vertical}.comentario textarea,input[aria-invalid=true]{padding:8px 12px;min-height:0}textarea[aria-invalid=true]{border-color:var(--rojo)}.calificar{border:1px solid var(--borde);border-radius:10px;padding:12px;margin:0 0 12px}.calificar.falta{border-color:var(--rojo);background:var(--rojo-suave)}.enunciado{font-weight:700;font-size:16px;margin-bottom:10px;overflow-wrap:anywhere}.numeros{display:grid;grid-template-columns:repeat(5,1fr);grid-gap:8px;gap:8px}.num{position:relative;display:flex;align-items:center;justify-content:center;min-height:52px;border:2px solid var(--borde);border-radius:10px;font-size:20px;font-weight:700;cursor:pointer;background:#fff;-webkit-user-select:none;-moz-user-select:none;user-select:none}.num input{position:absolute;opacity:0;width:1px;height:1px}.num:focus-within{outline:3px solid #8fb3d9;outline-offset:1px}.num.elegido{background:var(--azul);border-color:var(--azul);color:#fff}.extremos{display:flex;justify-content:space-between;gap:12px;margin-top:6px;font-size:12px;color:var(--suave)}.extremos span:last-child{text-align:right}.contacto{margin-top:12px}.campo{display:block;margin:10px 0}.campo>span{display:block;font-weight:600;margin-bottom:4px}.opcional{color:var(--suave);font-weight:400}.campo.nota{margin-top:18px}.campo>.contador{color:var(--suave);font-size:13px;font-weight:400;text-align:right;margin:4px 0 0}.turnstile{margin-top:14px;min-height:65px}.error{color:var(--rojo);background:var(--rojo-suave);border-radius:8px;padding:8px 10px;font-size:14px;margin:8px 0 0}.botones{display:flex;gap:10px;margin-top:16px}button{flex:1 1;min-height:52px;border-radius:10px;padding:14px;font-size:16px;font-weight:700;cursor:pointer;font-family:inherit}button.primario{background:var(--azul);color:#fff;border:0}button.secundario{background:#fff;color:var(--azul);border:2px solid var(--azul)}button:disabled{opacity:.6;cursor:default}.gracias{text-align:center;padding:32px 16px}.gracias .check{width:64px;height:64px;margin:0 auto 12px;border-radius:50%;background:var(--verde);color:#fff;font-size:36px;line-height:64px}.gracias h2{font-size:20px;margin:0 0 8px}.hp{left:-10000px;top:auto}.hp,.sr-only{position:absolute;width:1px;height:1px;overflow:hidden}.sr-only{padding:0;margin:-1px;clip:rect(0,0,0,0);white-space:nowrap;border:0}